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# libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
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# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
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# 2006, 2007, 2008, 2009, 2010, 2011 Free Software
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# Written by Gordon Matzigkeit, 1996
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# This file is free software; the Free Software Foundation gives
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# unlimited permission to copy and/or distribute it, with or without
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# modifications, as long as this notice is preserved.
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m4_define([_LT_COPYING], [dnl
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# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
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# 2006, 2007, 2008, 2009, 2010, 2011 Free Software
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# Written by Gordon Matzigkeit, 1996
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# This file is part of GNU Libtool.
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# GNU Libtool is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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# As a special exception to the GNU General Public License,
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# if you distribute this file as part of a program or library that
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# is built using GNU Libtool, you may include this file under the
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# same distribution terms that you use for the rest of that program.
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# GNU Libtool is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with GNU Libtool; see the file COPYING. If not, a copy
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# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
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# obtained by writing to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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# Complain and exit if this libtool version is less that VERSION.
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[m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
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[m4_fatal([Libtool version $1 or higher is required],
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# Complain if the absolute build directory name contains unusual characters
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m4_defun([_LT_CHECK_BUILDDIR],
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AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
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[AC_PREREQ([2.58])dnl We use AC_INCLUDES_DEFAULT
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AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
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AC_BEFORE([$0], [LT_LANG])dnl
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AC_BEFORE([$0], [LT_OUTPUT])dnl
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AC_BEFORE([$0], [LTDL_INIT])dnl
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m4_require([_LT_CHECK_BUILDDIR])dnl
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dnl Autoconf doesn't catch unexpanded LT_ macros by default:
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m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
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m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
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dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
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dnl unless we require an AC_DEFUNed macro:
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AC_REQUIRE([LTOPTIONS_VERSION])dnl
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AC_REQUIRE([LTSUGAR_VERSION])dnl
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AC_REQUIRE([LTVERSION_VERSION])dnl
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AC_REQUIRE([LTOBSOLETE_VERSION])dnl
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m4_require([_LT_PROG_LTMAIN])dnl
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_LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
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_LT_SET_OPTIONS([$0], [$1])
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# This can be used to rebuild libtool when needed
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LIBTOOL_DEPS="$ltmain"
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# Always use our own libtool.
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LIBTOOL='$(SHELL) $(top_builddir)/libtool'
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AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
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AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
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dnl aclocal-1.4 backwards compatibility:
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dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
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dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
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# _LT_CC_BASENAME(CC)
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# -------------------
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# Calculate cc_basename. Skip known compiler wrappers and cross-prefix.
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m4_defun([_LT_CC_BASENAME],
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[for cc_temp in $1""; do
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compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
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distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
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cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
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# _LT_FILEUTILS_DEFAULTS
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# ----------------------
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# It is okay to use these file commands and assume they have been set
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# sensibly after `m4_require([_LT_FILEUTILS_DEFAULTS])'.
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m4_defun([_LT_FILEUTILS_DEFAULTS],
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])# _LT_FILEUTILS_DEFAULTS
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m4_defun([_LT_SETUP],
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[AC_REQUIRE([AC_CANONICAL_HOST])dnl
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AC_REQUIRE([AC_CANONICAL_BUILD])dnl
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AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
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AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
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_LT_DECL([], [PATH_SEPARATOR], [1], [The PATH separator for the build system])dnl
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_LT_DECL([], [host_alias], [0], [The host system])dnl
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_LT_DECL([], [host], [0])dnl
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_LT_DECL([], [host_os], [0])dnl
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_LT_DECL([], [build_alias], [0], [The build system])dnl
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_LT_DECL([], [build], [0])dnl
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_LT_DECL([], [build_os], [0])dnl
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AC_REQUIRE([AC_PROG_CC])dnl
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AC_REQUIRE([LT_PATH_LD])dnl
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AC_REQUIRE([LT_PATH_NM])dnl
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AC_REQUIRE([AC_PROG_LN_S])dnl
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test -z "$LN_S" && LN_S="ln -s"
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_LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
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AC_REQUIRE([LT_CMD_MAX_LEN])dnl
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_LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
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_LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
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m4_require([_LT_FILEUTILS_DEFAULTS])dnl
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m4_require([_LT_CHECK_SHELL_FEATURES])dnl
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m4_require([_LT_PATH_CONVERSION_FUNCTIONS])dnl
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m4_require([_LT_CMD_RELOAD])dnl
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m4_require([_LT_CHECK_MAGIC_METHOD])dnl
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m4_require([_LT_CHECK_SHAREDLIB_FROM_LINKLIB])dnl
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m4_require([_LT_CMD_OLD_ARCHIVE])dnl
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m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
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m4_require([_LT_WITH_SYSROOT])dnl
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_LT_CONFIG_LIBTOOL_INIT([
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# See if we are running on zsh, and set the options which allow our
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# commands through without removal of \ escapes INIT.
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if test -n "\${ZSH_VERSION+set}" ; then
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if test -n "${ZSH_VERSION+set}" ; then
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m4_require([_LT_TAG_COMPILER])dnl
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# AIX sometimes has problems with the GCC collect2 program. For some
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# reason, if we set the COLLECT_NAMES environment variable, the problems
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# vanish in a puff of smoke.
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if test "X${COLLECT_NAMES+set}" != Xset; then
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# All known linkers require a `.a' archive for static linking (except MSVC,
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# which needs '.lib').
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with_gnu_ld="$lt_cv_prog_gnu_ld"
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# Set sane defaults for various variables
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test -z "$CC" && CC=cc
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test -z "$LTCC" && LTCC=$CC
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test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
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test -z "$LD" && LD=ld
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test -z "$ac_objext" && ac_objext=o
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_LT_CC_BASENAME([$compiler])
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# Only perform the check for file, if the check method requires it
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test -z "$MAGIC_CMD" && MAGIC_CMD=file
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case $deplibs_check_method in
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if test "$file_magic_cmd" = '$MAGIC_CMD'; then
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# Use C for the default configuration in the libtool script
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LT_SUPPORTED_TAG([CC])
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_LT_LANG_DEFAULT_CONFIG
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# _LT_PREPARE_SED_QUOTE_VARS
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# --------------------------
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# Define a few sed substitution that help us do robust quoting.
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m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
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[# Backslashify metacharacters that are still active within
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# double-quoted strings.
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sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
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# Same as above, but do not quote variable references.
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double_quote_subst='s/\([["`\\]]\)/\\\1/g'
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# Sed substitution to delay expansion of an escaped shell variable in a
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# double_quote_subst'ed string.
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delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
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# Sed substitution to delay expansion of an escaped single quote.
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delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
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# Sed substitution to avoid accidental globbing in evaled expressions
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no_glob_subst='s/\*/\\\*/g'
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# Note that this code is called both from `configure', and `config.status'
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# now that we use AC_CONFIG_COMMANDS to generate libtool. Notably,
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# `config.status' has no value for ac_aux_dir unless we are using Automake,
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# so we pass a copy along to make sure it has a sensible value anyway.
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m4_defun([_LT_PROG_LTMAIN],
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[m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
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_LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
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ltmain="$ac_aux_dir/ltmain.sh"
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## ------------------------------------- ##
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## Accumulate code for creating libtool. ##
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## ------------------------------------- ##
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# So that we can recreate a full libtool script including additional
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# tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
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# in macros and then make a single call at the end using the `libtool'
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# _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
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# ----------------------------------------
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# Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
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m4_define([_LT_CONFIG_LIBTOOL_INIT],
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[m4_append([_LT_OUTPUT_LIBTOOL_INIT],
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m4_define([_LT_OUTPUT_LIBTOOL_INIT])
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# _LT_CONFIG_LIBTOOL([COMMANDS])
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# ------------------------------
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# Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
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m4_define([_LT_CONFIG_LIBTOOL],
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[m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
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m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
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# _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
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# -----------------------------------------------------
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m4_defun([_LT_CONFIG_SAVE_COMMANDS],
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[_LT_CONFIG_LIBTOOL([$1])
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_LT_CONFIG_LIBTOOL_INIT([$2])
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# _LT_FORMAT_COMMENT([COMMENT])
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# -----------------------------
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# Add leading comment marks to the start of each line, and a trailing
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# full-stop to the whole comment if one is not present already.
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m4_define([_LT_FORMAT_COMMENT],
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m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
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[['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
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## ------------------------ ##
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## FIXME: Eliminate VARNAME ##
341
## ------------------------ ##
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# _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
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# -------------------------------------------------------------------
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# CONFIGNAME is the name given to the value in the libtool script.
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# VARNAME is the (base) name used in the configure script.
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# VALUE may be 0, 1 or 2 for a computed quote escaped value based on
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# VARNAME. Any other value will be used directly.
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m4_define([_LT_DECL],
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[lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
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[lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
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[m4_ifval([$1], [$1], [$2])])
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lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
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[lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
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lt_dict_add_subkey([lt_decl_dict], [$2],
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[tagged?], [m4_ifval([$5], [yes], [no])])])
362
# _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
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# --------------------------------------------------------
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m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
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# lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
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# ------------------------------------------------
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m4_define([lt_decl_tag_varnames],
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[_lt_decl_filter([tagged?], [yes], $@)])
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# _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
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# ---------------------------------------------------------
375
m4_define([_lt_decl_filter],
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[0], [m4_fatal([$0: too few arguments: $#])],
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[1], [m4_fatal([$0: too few arguments: $#: $1])],
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[2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
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[3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
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[lt_dict_filter([lt_decl_dict], $@)])[]dnl
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# lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
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# --------------------------------------------------
387
m4_define([lt_decl_quote_varnames],
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[_lt_decl_filter([value], [1], $@)])
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# lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
392
# ---------------------------------------------------
393
m4_define([lt_decl_dquote_varnames],
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[_lt_decl_filter([value], [2], $@)])
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# lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
398
# ---------------------------------------------------
399
m4_define([lt_decl_varnames_tagged],
400
[m4_assert([$# <= 2])dnl
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_$0(m4_quote(m4_default([$1], [[, ]])),
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m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
403
m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
404
m4_define([_lt_decl_varnames_tagged],
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[m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
408
# lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
409
# ------------------------------------------------
410
m4_define([lt_decl_all_varnames],
411
[_$0(m4_quote(m4_default([$1], [[, ]])),
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m4_quote(lt_decl_varnames),
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m4_quote(m4_shift($@))))[]dnl
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m4_define([_lt_decl_all_varnames],
417
[lt_join($@, lt_decl_varnames_tagged([$1],
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lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
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# _LT_CONFIG_STATUS_DECLARE([VARNAME])
423
# ------------------------------------
424
# Quote a variable value, and forward it to `config.status' so that its
425
# declaration there will have the same value as in `configure'. VARNAME
426
# must have a single quote delimited value for this to work.
427
m4_define([_LT_CONFIG_STATUS_DECLARE],
428
[$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
431
# _LT_CONFIG_STATUS_DECLARATIONS
432
# ------------------------------
433
# We delimit libtool config variables with single quotes, so when
434
# we write them to config.status, we have to be sure to quote all
435
# embedded single quotes properly. In configure, this macro expands
436
# each variable declared with _LT_DECL (and _LT_TAGDECL) into:
438
# <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
439
m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
440
[m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
441
[m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
446
# Output comment and list of tags supported by the script
447
m4_defun([_LT_LIBTOOL_TAGS],
448
[_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
449
available_tags="_LT_TAGS"dnl
453
# _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
454
# -----------------------------------
455
# Extract the dictionary values for VARNAME (optionally with TAG) and
456
# expand to a commented shell variable setting:
458
# # Some comment about what VAR is for.
459
# visible_name=$lt_internal_name
460
m4_define([_LT_LIBTOOL_DECLARE],
461
[_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
462
[description])))[]dnl
463
m4_pushdef([_libtool_name],
464
m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
465
m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
466
[0], [_libtool_name=[$]$1],
467
[1], [_libtool_name=$lt_[]$1],
468
[2], [_libtool_name=$lt_[]$1],
469
[_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
470
m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
474
# _LT_LIBTOOL_CONFIG_VARS
475
# -----------------------
476
# Produce commented declarations of non-tagged libtool config variables
477
# suitable for insertion in the LIBTOOL CONFIG section of the `libtool'
478
# script. Tagged libtool config variables (even for the LIBTOOL CONFIG
479
# section) are produced by _LT_LIBTOOL_TAG_VARS.
480
m4_defun([_LT_LIBTOOL_CONFIG_VARS],
481
[m4_foreach([_lt_var],
482
m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
483
[m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
486
# _LT_LIBTOOL_TAG_VARS(TAG)
487
# -------------------------
488
m4_define([_LT_LIBTOOL_TAG_VARS],
489
[m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
490
[m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
493
# _LT_TAGVAR(VARNAME, [TAGNAME])
494
# ------------------------------
495
m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
498
# _LT_CONFIG_COMMANDS
499
# -------------------
500
# Send accumulated output to $CONFIG_STATUS. Thanks to the lists of
501
# variables for single and double quote escaping we saved from calls
502
# to _LT_DECL, we can put quote escaped variables declarations
503
# into `config.status', and then the shell code to quote escape them in
504
# for loops in `config.status'. Finally, any additional code accumulated
505
# from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
506
m4_defun([_LT_CONFIG_COMMANDS],
507
[AC_PROVIDE_IFELSE([LT_OUTPUT],
508
dnl If the libtool generation code has been placed in $CONFIG_LT,
509
dnl instead of duplicating it all over again into config.status,
510
dnl then we will have config.status run $CONFIG_LT later, so it
511
dnl needs to know what name is stored there:
512
[AC_CONFIG_COMMANDS([libtool],
513
[$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
514
dnl If the libtool generation code is destined for config.status,
515
dnl expand the accumulated commands and init code now:
516
[AC_CONFIG_COMMANDS([libtool],
517
[_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
518
])#_LT_CONFIG_COMMANDS
522
m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
525
# The HP-UX ksh and POSIX shell print the target directory to stdout
527
(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
529
sed_quote_subst='$sed_quote_subst'
530
double_quote_subst='$double_quote_subst'
531
delay_variable_subst='$delay_variable_subst'
532
_LT_CONFIG_STATUS_DECLARATIONS
535
compiler='$compiler_DEFAULT'
537
# A function that is used when there is no print builtin or printf.
538
func_fallback_echo ()
540
eval 'cat <<_LTECHO_EOF
545
# Quote evaled strings.
546
for var in lt_decl_all_varnames([[ \
547
]], lt_decl_quote_varnames); do
548
case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
549
*[[\\\\\\\`\\"\\\$]]*)
550
eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\""
553
eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
558
# Double-quote double-evaled strings.
559
for var in lt_decl_all_varnames([[ \
560
]], lt_decl_dquote_varnames); do
561
case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
562
*[[\\\\\\\`\\"\\\$]]*)
563
eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\""
566
eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
571
_LT_OUTPUT_LIBTOOL_INIT
574
# _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
575
# ------------------------------------
576
# Generate a child script FILE with all initialization necessary to
577
# reuse the environment learned by the parent script, and make the
578
# file executable. If COMMENT is supplied, it is inserted after the
579
# `#!' sequence but before initialization text begins. After this
580
# macro, additional text can be appended to FILE to form the body of
581
# the child script. The macro ends with non-zero status if the
582
# file could not be fully written (such as if the disk is full).
583
m4_ifdef([AS_INIT_GENERATED],
584
[m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
585
[m4_defun([_LT_GENERATED_FILE_INIT],
586
[m4_require([AS_PREPARE])]dnl
587
[m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
589
cat >$1 <<_ASEOF || lt_write_fail=1
591
# Generated by $as_me.
593
SHELL=\${CONFIG_SHELL-$SHELL}
596
cat >>$1 <<\_ASEOF || lt_write_fail=1
599
exec AS_MESSAGE_FD>&1
601
test $lt_write_fail = 0 && chmod +x $1[]dnl
602
m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
606
# This macro allows early generation of the libtool script (before
607
# AC_OUTPUT is called), incase it is used in configure for compilation
609
AC_DEFUN([LT_OUTPUT],
610
[: ${CONFIG_LT=./config.lt}
611
AC_MSG_NOTICE([creating $CONFIG_LT])
612
_LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
613
[# Run this file to recreate a libtool stub with the current configuration.])
615
cat >>"$CONFIG_LT" <<\_LTEOF
617
exec AS_MESSAGE_LOG_FD>>config.log
620
AS_BOX([Running $as_me.])
621
} >&AS_MESSAGE_LOG_FD
624
\`$as_me' creates a local libtool stub from the current configuration,
625
for use in further configure time tests before the real libtool is
628
Usage: $[0] [[OPTIONS]]
630
-h, --help print this help, then exit
631
-V, --version print version number, then exit
632
-q, --quiet do not print progress messages
633
-d, --debug don't remove temporary files
635
Report bugs to <bug-libtool@gnu.org>."
638
m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
639
m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
640
configured by $[0], generated by m4_PACKAGE_STRING.
642
Copyright (C) 2011 Free Software Foundation, Inc.
643
This config.lt script is free software; the Free Software Foundation
644
gives unlimited permision to copy, distribute and modify it."
649
--version | --v* | -V )
650
echo "$lt_cl_version"; exit 0 ;;
652
echo "$lt_cl_help"; exit 0 ;;
653
--debug | --d* | -d )
655
--quiet | --q* | --silent | --s* | -q )
658
-*) AC_MSG_ERROR([unrecognized option: $[1]
659
Try \`$[0] --help' for more information.]) ;;
661
*) AC_MSG_ERROR([unrecognized argument: $[1]
662
Try \`$[0] --help' for more information.]) ;;
667
if $lt_cl_silent; then
668
exec AS_MESSAGE_FD>/dev/null
672
cat >>"$CONFIG_LT" <<_LTEOF
673
_LT_OUTPUT_LIBTOOL_COMMANDS_INIT
676
cat >>"$CONFIG_LT" <<\_LTEOF
677
AC_MSG_NOTICE([creating $ofile])
678
_LT_OUTPUT_LIBTOOL_COMMANDS
681
chmod +x "$CONFIG_LT"
683
# configure is writing to config.log, but config.lt does its own redirection,
684
# appending to config.log, which fails on DOS, as config.log is still kept
685
# open by configure. Here we exec the FD to /dev/null, effectively closing
686
# config.log, so it can be properly (re)opened and appended to by config.lt.
688
test "$silent" = yes &&
689
lt_config_lt_args="$lt_config_lt_args --quiet"
690
exec AS_MESSAGE_LOG_FD>/dev/null
691
$SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
692
exec AS_MESSAGE_LOG_FD>>config.log
693
$lt_cl_success || AS_EXIT(1)
699
# If TAG is the built-in tag, create an initial libtool script with a
700
# default configuration from the untagged config vars. Otherwise add code
701
# to config.status for appending the configuration named by TAG from the
702
# matching tagged config vars.
703
m4_defun([_LT_CONFIG],
704
[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
705
_LT_CONFIG_SAVE_COMMANDS([
706
m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
707
m4_if(_LT_TAG, [C], [
708
# See if we are running on zsh, and set the options which allow our
709
# commands through without removal of \ escapes.
710
if test -n "${ZSH_VERSION+set}" ; then
715
trap "$RM \"$cfgfile\"; exit 1" 1 2 15
718
cat <<_LT_EOF >> "$cfgfile"
721
# `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
722
# Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION
723
# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
724
# NOTE: Changes made to this file will be lost: look at ltmain.sh.
729
# ### BEGIN LIBTOOL CONFIG
730
_LT_LIBTOOL_CONFIG_VARS
732
# ### END LIBTOOL CONFIG
738
cat <<\_LT_EOF >> "$cfgfile"
739
# AIX sometimes has problems with the GCC collect2 program. For some
740
# reason, if we set the COLLECT_NAMES environment variable, the problems
741
# vanish in a puff of smoke.
742
if test "X${COLLECT_NAMES+set}" != Xset; then
752
# We use sed instead of cat because bash on DJGPP gets confused if
753
# if finds mixed CR/LF and LF-only lines. Since sed operates in
754
# text mode, it properly converts lines to CR/LF. This bash problem
755
# is reportedly fixed, but why not run on old versions too?
756
sed '$q' "$ltmain" >> "$cfgfile" \
757
|| (rm -f "$cfgfile"; exit 1)
759
_LT_PROG_REPLACE_SHELLFNS
761
mv -f "$cfgfile" "$ofile" ||
762
(rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
765
[cat <<_LT_EOF >> "$ofile"
767
dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
768
dnl in a comment (ie after a #).
769
# ### BEGIN LIBTOOL TAG CONFIG: $1
770
_LT_LIBTOOL_TAG_VARS(_LT_TAG)
771
# ### END LIBTOOL TAG CONFIG: $1
778
TIMESTAMP='$TIMESTAMP'
781
])dnl /_LT_CONFIG_SAVE_COMMANDS
785
# LT_SUPPORTED_TAG(TAG)
786
# ---------------------
787
# Trace this macro to discover what tags are supported by the libtool
788
# --tag option, using:
789
# autoconf --trace 'LT_SUPPORTED_TAG:$1'
790
AC_DEFUN([LT_SUPPORTED_TAG], [])
793
# C support is built-in for now
794
m4_define([_LT_LANG_C_enabled], [])
795
m4_define([_LT_TAGS], [])
800
# Enable libtool support for the given language if not already enabled.
802
[AC_BEFORE([$0], [LT_OUTPUT])dnl
805
[C++], [_LT_LANG(CXX)],
806
[Go], [_LT_LANG(GO)],
807
[Java], [_LT_LANG(GCJ)],
808
[Fortran 77], [_LT_LANG(F77)],
809
[Fortran], [_LT_LANG(FC)],
810
[Windows Resource], [_LT_LANG(RC)],
811
[m4_ifdef([_LT_LANG_]$1[_CONFIG],
813
[m4_fatal([$0: unsupported language: "$1"])])])dnl
820
[m4_ifdef([_LT_LANG_]$1[_enabled], [],
821
[LT_SUPPORTED_TAG([$1])dnl
822
m4_append([_LT_TAGS], [$1 ])dnl
823
m4_define([_LT_LANG_]$1[_enabled], [])dnl
824
_LT_LANG_$1_CONFIG($1)])dnl
828
m4_ifndef([AC_PROG_GO], [
829
############################################################
830
# NOTE: This macro has been submitted for inclusion into #
831
# GNU Autoconf as AC_PROG_GO. When it is available in #
832
# a released version of Autoconf we should remove this #
833
# macro and use it instead. #
834
############################################################
835
m4_defun([AC_PROG_GO],
837
AC_ARG_VAR([GOC], [Go compiler command])dnl
838
AC_ARG_VAR([GOFLAGS], [Go compiler flags])dnl
839
_AC_ARG_VAR_LDFLAGS()dnl
840
AC_CHECK_TOOL(GOC, gccgo)
841
if test -z "$GOC"; then
842
if test -n "$ac_tool_prefix"; then
843
AC_CHECK_PROG(GOC, [${ac_tool_prefix}gccgo], [${ac_tool_prefix}gccgo])
846
if test -z "$GOC"; then
847
AC_CHECK_PROG(GOC, gccgo, gccgo, false)
853
# _LT_LANG_DEFAULT_CONFIG
854
# -----------------------
855
m4_defun([_LT_LANG_DEFAULT_CONFIG],
856
[AC_PROVIDE_IFELSE([AC_PROG_CXX],
858
[m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
860
AC_PROVIDE_IFELSE([AC_PROG_F77],
862
[m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
864
AC_PROVIDE_IFELSE([AC_PROG_FC],
866
[m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
868
dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
869
dnl pulling things in needlessly.
870
AC_PROVIDE_IFELSE([AC_PROG_GCJ],
872
[AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
874
[AC_PROVIDE_IFELSE([LT_PROG_GCJ],
876
[m4_ifdef([AC_PROG_GCJ],
877
[m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
878
m4_ifdef([A][M_PROG_GCJ],
879
[m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
880
m4_ifdef([LT_PROG_GCJ],
881
[m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
883
AC_PROVIDE_IFELSE([AC_PROG_GO],
885
[m4_define([AC_PROG_GO], defn([AC_PROG_GO])[LT_LANG(GO)])])
887
AC_PROVIDE_IFELSE([LT_PROG_RC],
889
[m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
890
])# _LT_LANG_DEFAULT_CONFIG
893
AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
894
AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
895
AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
896
AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
897
AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
898
dnl aclocal-1.4 backwards compatibility:
899
dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
900
dnl AC_DEFUN([AC_LIBTOOL_F77], [])
901
dnl AC_DEFUN([AC_LIBTOOL_FC], [])
902
dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
903
dnl AC_DEFUN([AC_LIBTOOL_RC], [])
908
m4_defun([_LT_TAG_COMPILER],
909
[AC_REQUIRE([AC_PROG_CC])dnl
911
_LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
912
_LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
913
_LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
914
_LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
916
# If no C compiler was specified, use CC.
919
# If no C compiler flags were specified, use CFLAGS.
920
LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
922
# Allow CC to be a program name with arguments.
927
# _LT_COMPILER_BOILERPLATE
928
# ------------------------
929
# Check for compiler boilerplate output or warnings with
930
# the simple compiler test code.
931
m4_defun([_LT_COMPILER_BOILERPLATE],
932
[m4_require([_LT_DECL_SED])dnl
933
ac_outfile=conftest.$ac_objext
934
echo "$lt_simple_compile_test_code" >conftest.$ac_ext
935
eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
936
_lt_compiler_boilerplate=`cat conftest.err`
938
])# _LT_COMPILER_BOILERPLATE
941
# _LT_LINKER_BOILERPLATE
942
# ----------------------
943
# Check for linker boilerplate output or warnings with
944
# the simple link test code.
945
m4_defun([_LT_LINKER_BOILERPLATE],
946
[m4_require([_LT_DECL_SED])dnl
947
ac_outfile=conftest.$ac_objext
948
echo "$lt_simple_link_test_code" >conftest.$ac_ext
949
eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
950
_lt_linker_boilerplate=`cat conftest.err`
952
])# _LT_LINKER_BOILERPLATE
954
# _LT_REQUIRED_DARWIN_CHECKS
955
# -------------------------
956
m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
959
AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
960
AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
961
AC_CHECK_TOOL([LIPO], [lipo], [:])
962
AC_CHECK_TOOL([OTOOL], [otool], [:])
963
AC_CHECK_TOOL([OTOOL64], [otool64], [:])
964
_LT_DECL([], [DSYMUTIL], [1],
965
[Tool to manipulate archived DWARF debug symbol files on Mac OS X])
966
_LT_DECL([], [NMEDIT], [1],
967
[Tool to change global to local symbols on Mac OS X])
968
_LT_DECL([], [LIPO], [1],
969
[Tool to manipulate fat objects and archives on Mac OS X])
970
_LT_DECL([], [OTOOL], [1],
971
[ldd/readelf like tool for Mach-O binaries on Mac OS X])
972
_LT_DECL([], [OTOOL64], [1],
973
[ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
975
AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
976
[lt_cv_apple_cc_single_mod=no
977
if test -z "${LT_MULTI_MODULE}"; then
978
# By default we will add the -single_module flag. You can override
979
# by either setting the environment variable LT_MULTI_MODULE
980
# non-empty at configure time, or by adding -multi_module to the
982
rm -rf libconftest.dylib*
983
echo "int foo(void){return 1;}" > conftest.c
984
echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
985
-dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
986
$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
987
-dynamiclib -Wl,-single_module conftest.c 2>conftest.err
989
# If there is a non-empty error log, and "single_module"
990
# appears in it, assume the flag caused a linker warning
991
if test -s conftest.err && $GREP single_module conftest.err; then
992
cat conftest.err >&AS_MESSAGE_LOG_FD
993
# Otherwise, if the output was created with a 0 exit code from
994
# the compiler, it worked.
995
elif test -f libconftest.dylib && test $_lt_result -eq 0; then
996
lt_cv_apple_cc_single_mod=yes
998
cat conftest.err >&AS_MESSAGE_LOG_FD
1000
rm -rf libconftest.dylib*
1004
AC_CACHE_CHECK([for -exported_symbols_list linker flag],
1005
[lt_cv_ld_exported_symbols_list],
1006
[lt_cv_ld_exported_symbols_list=no
1007
save_LDFLAGS=$LDFLAGS
1008
echo "_main" > conftest.sym
1009
LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
1010
AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
1011
[lt_cv_ld_exported_symbols_list=yes],
1012
[lt_cv_ld_exported_symbols_list=no])
1013
LDFLAGS="$save_LDFLAGS"
1016
AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
1017
[lt_cv_ld_force_load=no
1018
cat > conftest.c << _LT_EOF
1019
int forced_loaded() { return 2;}
1021
echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
1022
$LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
1023
echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
1024
$AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
1025
echo "$RANLIB libconftest.a" >&AS_MESSAGE_LOG_FD
1026
$RANLIB libconftest.a 2>&AS_MESSAGE_LOG_FD
1027
cat > conftest.c << _LT_EOF
1028
int main() { return 0;}
1030
echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
1031
$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
1033
if test -s conftest.err && $GREP force_load conftest.err; then
1034
cat conftest.err >&AS_MESSAGE_LOG_FD
1035
elif test -f conftest && test $_lt_result -eq 0 && $GREP forced_load conftest >/dev/null 2>&1 ; then
1036
lt_cv_ld_force_load=yes
1038
cat conftest.err >&AS_MESSAGE_LOG_FD
1040
rm -f conftest.err libconftest.a conftest conftest.c
1041
rm -rf conftest.dSYM
1044
rhapsody* | darwin1.[[012]])
1045
_lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
1047
_lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1048
darwin*) # darwin 5.x on
1049
# if running on 10.5 or later, the deployment target defaults
1050
# to the OS version, if on x86, and 10.4, the deployment
1051
# target defaults to 10.4. Don't you love it?
1052
case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
1053
10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
1054
_lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
1056
_lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1058
_lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
1062
if test "$lt_cv_apple_cc_single_mod" = "yes"; then
1063
_lt_dar_single_mod='$single_module'
1065
if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
1066
_lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
1068
_lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
1070
if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then
1071
_lt_dsymutil='~$DSYMUTIL $lib || :'
1080
# _LT_DARWIN_LINKER_FEATURES([TAG])
1081
# ---------------------------------
1082
# Checks for linker and compiler features on darwin
1083
m4_defun([_LT_DARWIN_LINKER_FEATURES],
1085
m4_require([_LT_REQUIRED_DARWIN_CHECKS])
1086
_LT_TAGVAR(archive_cmds_need_lc, $1)=no
1087
_LT_TAGVAR(hardcode_direct, $1)=no
1088
_LT_TAGVAR(hardcode_automatic, $1)=yes
1089
_LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
1090
if test "$lt_cv_ld_force_load" = "yes"; then
1091
_LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
1092
m4_case([$1], [F77], [_LT_TAGVAR(compiler_needs_object, $1)=yes],
1093
[FC], [_LT_TAGVAR(compiler_needs_object, $1)=yes])
1095
_LT_TAGVAR(whole_archive_flag_spec, $1)=''
1097
_LT_TAGVAR(link_all_deplibs, $1)=yes
1098
_LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
1099
case $cc_basename in
1100
ifort*) _lt_dar_can_shared=yes ;;
1101
*) _lt_dar_can_shared=$GCC ;;
1103
if test "$_lt_dar_can_shared" = "yes"; then
1104
output_verbose_link_cmd=func_echo_all
1105
_LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
1106
_LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
1107
_LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
1108
_LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
1110
[ if test "$lt_cv_apple_cc_single_mod" != "yes"; then
1111
_LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}"
1112
_LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}"
1116
_LT_TAGVAR(ld_shlibs, $1)=no
1120
# _LT_SYS_MODULE_PATH_AIX([TAGNAME])
1121
# ----------------------------------
1122
# Links a minimal program and checks the executable
1123
# for the system default hardcoded library path. In most cases,
1124
# this is /usr/lib:/lib, but when the MPI compilers are used
1125
# the location of the communication and MPI libs are included too.
1126
# If we don't find anything, use the default library path according
1127
# to the aix ld manual.
1128
# Store the results from the different compilers for each TAGNAME.
1129
# Allow to override them for all tags through lt_cv_aix_libpath.
1130
m4_defun([_LT_SYS_MODULE_PATH_AIX],
1131
[m4_require([_LT_DECL_SED])dnl
1132
if test "${lt_cv_aix_libpath+set}" = set; then
1133
aix_libpath=$lt_cv_aix_libpath
1135
AC_CACHE_VAL([_LT_TAGVAR([lt_cv_aix_libpath_], [$1])],
1136
[AC_LINK_IFELSE([AC_LANG_PROGRAM],[
1137
lt_aix_libpath_sed='[
1138
/Import File Strings/,/^$/ {
1140
s/^0 *\([^ ]*\) *$/\1/
1144
_LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1145
# Check for a 64-bit object if we didn't find anything.
1146
if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1147
_LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1149
if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1150
_LT_TAGVAR([lt_cv_aix_libpath_], [$1])="/usr/lib:/lib"
1153
aix_libpath=$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])
1155
])# _LT_SYS_MODULE_PATH_AIX
1158
# _LT_SHELL_INIT(ARG)
1159
# -------------------
1160
m4_define([_LT_SHELL_INIT],
1161
[m4_divert_text([M4SH-INIT], [$1
1162
])])# _LT_SHELL_INIT
1166
# _LT_PROG_ECHO_BACKSLASH
1167
# -----------------------
1168
# Find how we can fake an echo command that does not interpret backslash.
1169
# In particular, with Autoconf 2.60 or later we add some code to the start
1170
# of the generated configure script which will find a shell with a builtin
1171
# printf (which we can use as an echo command).
1172
m4_defun([_LT_PROG_ECHO_BACKSLASH],
1173
[ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1174
ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1175
ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1177
AC_MSG_CHECKING([how to print strings])
1178
# Test print first, because it will be a builtin if present.
1179
if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \
1180
test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
1182
elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
1185
# Use this function as a fallback that always works.
1186
func_fallback_echo ()
1188
eval 'cat <<_LTECHO_EOF
1192
ECHO='func_fallback_echo'
1195
# func_echo_all arg...
1196
# Invoke $ECHO with all args, space-separated.
1203
printf*) AC_MSG_RESULT([printf]) ;;
1204
print*) AC_MSG_RESULT([print -r]) ;;
1205
*) AC_MSG_RESULT([cat]) ;;
1208
m4_ifdef([_AS_DETECT_SUGGESTED],
1209
[_AS_DETECT_SUGGESTED([
1210
test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
1211
ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1212
ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1213
ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1214
PATH=/empty FPATH=/empty; export PATH FPATH
1215
test "X`printf %s $ECHO`" = "X$ECHO" \
1216
|| test "X`print -r -- $ECHO`" = "X$ECHO" )])])
1218
_LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1219
_LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
1220
])# _LT_PROG_ECHO_BACKSLASH
1225
AC_DEFUN([_LT_WITH_SYSROOT],
1226
[AC_MSG_CHECKING([for sysroot])
1227
AC_ARG_WITH([sysroot],
1228
[ --with-sysroot[=DIR] Search for dependent libraries within DIR
1229
(or the compiler's sysroot if not specified).],
1230
[], [with_sysroot=no])
1232
dnl lt_sysroot will always be passed unquoted. We quote it here
1233
dnl in case the user passed a directory name.
1235
case ${with_sysroot} in #(
1237
if test "$GCC" = yes; then
1238
lt_sysroot=`$CC --print-sysroot 2>/dev/null`
1242
lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
1247
AC_MSG_RESULT([${with_sysroot}])
1248
AC_MSG_ERROR([The sysroot must be an absolute path.])
1252
AC_MSG_RESULT([${lt_sysroot:-no}])
1253
_LT_DECL([], [lt_sysroot], [0], [The root where to search for ]dnl
1254
[dependent libraries, and in which our libraries should be installed.])])
1258
m4_defun([_LT_ENABLE_LOCK],
1259
[AC_ARG_ENABLE([libtool-lock],
1260
[AS_HELP_STRING([--disable-libtool-lock],
1261
[avoid locking (might break parallel builds)])])
1262
test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
1264
# Some flags need to be propagated to the compiler or linker for good
1268
# Find out which ABI we are using.
1269
echo 'int i;' > conftest.$ac_ext
1270
if AC_TRY_EVAL(ac_compile); then
1271
case `/usr/bin/file conftest.$ac_objext` in
1283
# Find out which ABI we are using.
1284
echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1285
if AC_TRY_EVAL(ac_compile); then
1286
if test "$lt_cv_prog_gnu_ld" = yes; then
1287
case `/usr/bin/file conftest.$ac_objext` in
1289
LD="${LD-ld} -melf32bsmip"
1292
LD="${LD-ld} -melf32bmipn32"
1295
LD="${LD-ld} -melf64bmip"
1299
case `/usr/bin/file conftest.$ac_objext` in
1315
x86_64-*kfreebsd*-gnu|x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*| \
1316
s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
1317
# Find out which ABI we are using.
1318
echo 'int i;' > conftest.$ac_ext
1319
if AC_TRY_EVAL(ac_compile); then
1320
case `/usr/bin/file conftest.o` in
1323
x86_64-*kfreebsd*-gnu)
1324
LD="${LD-ld} -m elf_i386_fbsd"
1327
LD="${LD-ld} -m elf_i386"
1329
ppc64-*linux*|powerpc64-*linux*)
1330
LD="${LD-ld} -m elf32ppclinux"
1333
LD="${LD-ld} -m elf_s390"
1336
LD="${LD-ld} -m elf32_sparc"
1342
x86_64-*kfreebsd*-gnu)
1343
LD="${LD-ld} -m elf_x86_64_fbsd"
1346
LD="${LD-ld} -m elf_x86_64"
1348
ppc*-*linux*|powerpc*-*linux*)
1349
LD="${LD-ld} -m elf64ppc"
1351
s390*-*linux*|s390*-*tpf*)
1352
LD="${LD-ld} -m elf64_s390"
1355
LD="${LD-ld} -m elf64_sparc"
1365
# On SCO OpenServer 5, we need -belf to get full-featured binaries.
1366
SAVE_CFLAGS="$CFLAGS"
1367
CFLAGS="$CFLAGS -belf"
1368
AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1370
AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1372
if test x"$lt_cv_cc_needs_belf" != x"yes"; then
1373
# this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1374
CFLAGS="$SAVE_CFLAGS"
1378
# Find out which ABI we are using.
1379
echo 'int i;' > conftest.$ac_ext
1380
if AC_TRY_EVAL(ac_compile); then
1381
case `/usr/bin/file conftest.o` in
1383
case $lt_cv_prog_gnu_ld in
1387
LD="${LD-ld} -m elf_x86_64"
1390
LD="${LD-ld} -m elf64_sparc"
1393
# GNU ld 2.21 introduced _sol2 emulations. Use them if available.
1394
if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then
1399
if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1411
need_locks="$enable_libtool_lock"
1417
m4_defun([_LT_PROG_AR],
1418
[AC_CHECK_TOOLS(AR, [ar], false)
1421
_LT_DECL([], [AR], [1], [The archiver])
1422
_LT_DECL([], [AR_FLAGS], [1], [Flags to create an archive])
1424
AC_CACHE_CHECK([for archiver @FILE support], [lt_cv_ar_at_file],
1425
[lt_cv_ar_at_file=no
1426
AC_COMPILE_IFELSE([AC_LANG_PROGRAM],
1427
[echo conftest.$ac_objext > conftest.lst
1428
lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&AS_MESSAGE_LOG_FD'
1429
AC_TRY_EVAL([lt_ar_try])
1430
if test "$ac_status" -eq 0; then
1431
# Ensure the archiver fails upon bogus file names.
1432
rm -f conftest.$ac_objext libconftest.a
1433
AC_TRY_EVAL([lt_ar_try])
1434
if test "$ac_status" -ne 0; then
1438
rm -f conftest.* libconftest.a
1442
if test "x$lt_cv_ar_at_file" = xno; then
1445
archiver_list_spec=$lt_cv_ar_at_file
1447
_LT_DECL([], [archiver_list_spec], [1],
1448
[How to feed a file listing to the archiver])
1452
# _LT_CMD_OLD_ARCHIVE
1453
# -------------------
1454
m4_defun([_LT_CMD_OLD_ARCHIVE],
1457
AC_CHECK_TOOL(STRIP, strip, :)
1458
test -z "$STRIP" && STRIP=:
1459
_LT_DECL([], [STRIP], [1], [A symbol stripping program])
1461
AC_CHECK_TOOL(RANLIB, ranlib, :)
1462
test -z "$RANLIB" && RANLIB=:
1463
_LT_DECL([], [RANLIB], [1],
1464
[Commands used to install an old-style archive])
1466
# Determine commands to create old-style static archives.
1467
old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1468
old_postinstall_cmds='chmod 644 $oldlib'
1469
old_postuninstall_cmds=
1471
if test -n "$RANLIB"; then
1474
old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib"
1477
old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
1480
old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib"
1485
lock_old_archive_extraction=yes ;;
1487
lock_old_archive_extraction=no ;;
1489
_LT_DECL([], [old_postinstall_cmds], [2])
1490
_LT_DECL([], [old_postuninstall_cmds], [2])
1491
_LT_TAGDECL([], [old_archive_cmds], [2],
1492
[Commands used to build an old-style archive])
1493
_LT_DECL([], [lock_old_archive_extraction], [0],
1494
[Whether to use a lock for old archive extraction])
1495
])# _LT_CMD_OLD_ARCHIVE
1498
# _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1499
# [OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1500
# ----------------------------------------------------------------
1501
# Check whether the given compiler option works
1502
AC_DEFUN([_LT_COMPILER_OPTION],
1503
[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1504
m4_require([_LT_DECL_SED])dnl
1505
AC_CACHE_CHECK([$1], [$2],
1507
m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1508
echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1509
lt_compiler_flag="$3"
1510
# Insert the option either (1) after the last *FLAGS variable, or
1511
# (2) before a word containing "conftest.", or (3) at the end.
1512
# Note that $ac_compile itself does not contain backslashes and begins
1513
# with a dollar sign (not a hyphen), so the echo should work correctly.
1514
# The option is referenced via a variable to avoid confusing sed.
1515
lt_compile=`echo "$ac_compile" | $SED \
1516
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1517
-e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1518
-e 's:$: $lt_compiler_flag:'`
1519
(eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1520
(eval "$lt_compile" 2>conftest.err)
1522
cat conftest.err >&AS_MESSAGE_LOG_FD
1523
echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1524
if (exit $ac_status) && test -s "$ac_outfile"; then
1525
# The compiler can only warn and ignore the option if not recognized
1526
# So say no if there are warnings other than the usual output.
1527
$ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
1528
$SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1529
if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
1536
if test x"[$]$2" = xyes; then
1537
m4_if([$5], , :, [$5])
1539
m4_if([$6], , :, [$6])
1541
])# _LT_COMPILER_OPTION
1544
AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1545
dnl aclocal-1.4 backwards compatibility:
1546
dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1549
# _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1550
# [ACTION-SUCCESS], [ACTION-FAILURE])
1551
# ----------------------------------------------------
1552
# Check whether the given linker option works
1553
AC_DEFUN([_LT_LINKER_OPTION],
1554
[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1555
m4_require([_LT_DECL_SED])dnl
1556
AC_CACHE_CHECK([$1], [$2],
1558
save_LDFLAGS="$LDFLAGS"
1559
LDFLAGS="$LDFLAGS $3"
1560
echo "$lt_simple_link_test_code" > conftest.$ac_ext
1561
if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1562
# The linker can only warn and ignore the option if not recognized
1563
# So say no if there are warnings
1564
if test -s conftest.err; then
1565
# Append any errors to the config.log.
1566
cat conftest.err 1>&AS_MESSAGE_LOG_FD
1567
$ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
1568
$SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1569
if diff conftest.exp conftest.er2 >/dev/null; then
1577
LDFLAGS="$save_LDFLAGS"
1580
if test x"[$]$2" = xyes; then
1581
m4_if([$4], , :, [$4])
1583
m4_if([$5], , :, [$5])
1585
])# _LT_LINKER_OPTION
1588
AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1589
dnl aclocal-1.4 backwards compatibility:
1590
dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1595
AC_DEFUN([LT_CMD_MAX_LEN],
1596
[AC_REQUIRE([AC_CANONICAL_HOST])dnl
1597
# find the maximum length of command line arguments
1598
AC_MSG_CHECKING([the maximum length of command line arguments])
1599
AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1605
# On DJGPP, this test can blow up pretty badly due to problems in libc
1606
# (any single argument exceeding 2000 bytes causes a buffer overrun
1607
# during glob expansion). Even if it were fixed, the result of this
1608
# check would be larger than it should be.
1609
lt_cv_sys_max_cmd_len=12288; # 12K is about right
1613
# Under GNU Hurd, this test is not required because there is
1614
# no limit to the length of command line arguments.
1615
# Libtool will interpret -1 as no limit whatsoever
1616
lt_cv_sys_max_cmd_len=-1;
1619
cygwin* | mingw* | cegcc*)
1620
# On Win9x/ME, this test blows up -- it succeeds, but takes
1621
# about 5 minutes as the teststring grows exponentially.
1622
# Worse, since 9x/ME are not pre-emptively multitasking,
1623
# you end up with a "frozen" computer, even though with patience
1624
# the test eventually succeeds (with a max line length of 256k).
1625
# Instead, let's just punt: use the minimum linelength reported by
1626
# all of the supported platforms: 8192 (on NT/2K/XP).
1627
lt_cv_sys_max_cmd_len=8192;
1631
# On MiNT this can take a long time and run out of memory.
1632
lt_cv_sys_max_cmd_len=8192;
1636
# On AmigaOS with pdksh, this test takes hours, literally.
1637
# So we just punt and use a minimum line length of 8192.
1638
lt_cv_sys_max_cmd_len=8192;
1641
netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
1642
# This has been around since 386BSD, at least. Likely further.
1643
if test -x /sbin/sysctl; then
1644
lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1645
elif test -x /usr/sbin/sysctl; then
1646
lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1648
lt_cv_sys_max_cmd_len=65536 # usable default for all BSDs
1650
# And add a safety zone
1651
lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1652
lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1656
# We know the value 262144 and hardcode it with a safety zone (like BSD)
1657
lt_cv_sys_max_cmd_len=196608
1661
# The test takes a long time on OS/2.
1662
lt_cv_sys_max_cmd_len=8192
1666
# Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1667
# due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1668
# nice to cause kernel panics so lets avoid the loop below.
1669
# First set a reasonable default.
1670
lt_cv_sys_max_cmd_len=16384
1672
if test -x /sbin/sysconfig; then
1673
case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1674
*1*) lt_cv_sys_max_cmd_len=-1 ;;
1679
lt_cv_sys_max_cmd_len=102400
1681
sysv5* | sco5v6* | sysv4.2uw2*)
1682
kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1683
if test -n "$kargmax"; then
1684
lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[ ]]//'`
1686
lt_cv_sys_max_cmd_len=32768
1690
lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1691
if test -n "$lt_cv_sys_max_cmd_len"; then
1692
lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1693
lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1695
# Make teststring a little bigger before we do anything with it.
1696
# a 1K string should be a reasonable start.
1697
for i in 1 2 3 4 5 6 7 8 ; do
1698
teststring=$teststring$teststring
1700
SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1701
# If test is not a shell built-in, we'll probably end up computing a
1702
# maximum length that is only half of the actual maximum length, but
1704
while { test "X"`env echo "$teststring$teststring" 2>/dev/null` \
1705
= "X$teststring$teststring"; } >/dev/null 2>&1 &&
1706
test $i != 17 # 1/2 MB should be enough
1709
teststring=$teststring$teststring
1711
# Only check the string length outside the loop.
1712
lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1714
# Add a significant safety factor because C++ compilers can tack on
1715
# massive amounts of additional arguments before passing them to the
1716
# linker. It appears as though 1/2 is a usable value.
1717
lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1722
if test -n $lt_cv_sys_max_cmd_len ; then
1723
AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1727
max_cmd_len=$lt_cv_sys_max_cmd_len
1728
_LT_DECL([], [max_cmd_len], [0],
1729
[What is the maximum length of a command?])
1733
AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1734
dnl aclocal-1.4 backwards compatibility:
1735
dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1740
m4_defun([_LT_HEADER_DLFCN],
1741
[AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1742
])# _LT_HEADER_DLFCN
1745
# _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1746
# ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1747
# ----------------------------------------------------------------
1748
m4_defun([_LT_TRY_DLOPEN_SELF],
1749
[m4_require([_LT_HEADER_DLFCN])dnl
1750
if test "$cross_compiling" = yes; then :
1753
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1754
lt_status=$lt_dlunknown
1755
cat > conftest.$ac_ext <<_LT_EOF
1756
[#line $LINENO "configure"
1757
#include "confdefs.h"
1766
# define LT_DLGLOBAL RTLD_GLOBAL
1769
# define LT_DLGLOBAL DL_GLOBAL
1771
# define LT_DLGLOBAL 0
1775
/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1776
find out it does not work in some platform. */
1777
#ifndef LT_DLLAZY_OR_NOW
1779
# define LT_DLLAZY_OR_NOW RTLD_LAZY
1782
# define LT_DLLAZY_OR_NOW DL_LAZY
1785
# define LT_DLLAZY_OR_NOW RTLD_NOW
1788
# define LT_DLLAZY_OR_NOW DL_NOW
1790
# define LT_DLLAZY_OR_NOW 0
1797
/* When -fvisbility=hidden is used, assume the code has been annotated
1798
correspondingly for the symbols needed. */
1799
#if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
1800
int fnord () __attribute__((visibility("default")));
1803
int fnord () { return 42; }
1806
void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
1807
int status = $lt_dlunknown;
1811
if (dlsym (self,"fnord")) status = $lt_dlno_uscore;
1814
if (dlsym( self,"_fnord")) status = $lt_dlneed_uscore;
1815
else puts (dlerror ());
1817
/* dlclose (self); */
1825
if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
1826
(./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1829
x$lt_dlno_uscore) $1 ;;
1830
x$lt_dlneed_uscore) $2 ;;
1831
x$lt_dlunknown|x*) $3 ;;
1834
# compilation failed
1839
])# _LT_TRY_DLOPEN_SELF
1842
# LT_SYS_DLOPEN_SELF
1843
# ------------------
1844
AC_DEFUN([LT_SYS_DLOPEN_SELF],
1845
[m4_require([_LT_HEADER_DLFCN])dnl
1846
if test "x$enable_dlopen" != xyes; then
1847
enable_dlopen=unknown
1848
enable_dlopen_self=unknown
1849
enable_dlopen_self_static=unknown
1856
lt_cv_dlopen="load_add_on"
1858
lt_cv_dlopen_self=yes
1861
mingw* | pw32* | cegcc*)
1862
lt_cv_dlopen="LoadLibrary"
1867
lt_cv_dlopen="dlopen"
1872
# if libdl is installed we need to link against it
1873
AC_CHECK_LIB([dl], [dlopen],
1874
[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
1877
lt_cv_dlopen_self=yes
1882
AC_CHECK_FUNC([shl_load],
1883
[lt_cv_dlopen="shl_load"],
1884
[AC_CHECK_LIB([dld], [shl_load],
1885
[lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
1886
[AC_CHECK_FUNC([dlopen],
1887
[lt_cv_dlopen="dlopen"],
1888
[AC_CHECK_LIB([dl], [dlopen],
1889
[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
1890
[AC_CHECK_LIB([svld], [dlopen],
1891
[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
1892
[AC_CHECK_LIB([dld], [dld_link],
1893
[lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
1902
if test "x$lt_cv_dlopen" != xno; then
1908
case $lt_cv_dlopen in
1910
save_CPPFLAGS="$CPPFLAGS"
1911
test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1913
save_LDFLAGS="$LDFLAGS"
1914
wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1917
LIBS="$lt_cv_dlopen_libs $LIBS"
1919
AC_CACHE_CHECK([whether a program can dlopen itself],
1920
lt_cv_dlopen_self, [dnl
1921
_LT_TRY_DLOPEN_SELF(
1922
lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
1923
lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
1926
if test "x$lt_cv_dlopen_self" = xyes; then
1927
wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
1928
AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
1929
lt_cv_dlopen_self_static, [dnl
1930
_LT_TRY_DLOPEN_SELF(
1931
lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
1932
lt_cv_dlopen_self_static=no, lt_cv_dlopen_self_static=cross)
1936
CPPFLAGS="$save_CPPFLAGS"
1937
LDFLAGS="$save_LDFLAGS"
1942
case $lt_cv_dlopen_self in
1943
yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
1944
*) enable_dlopen_self=unknown ;;
1947
case $lt_cv_dlopen_self_static in
1948
yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
1949
*) enable_dlopen_self_static=unknown ;;
1952
_LT_DECL([dlopen_support], [enable_dlopen], [0],
1953
[Whether dlopen is supported])
1954
_LT_DECL([dlopen_self], [enable_dlopen_self], [0],
1955
[Whether dlopen of programs is supported])
1956
_LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
1957
[Whether dlopen of statically linked programs is supported])
1958
])# LT_SYS_DLOPEN_SELF
1961
AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
1962
dnl aclocal-1.4 backwards compatibility:
1963
dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
1966
# _LT_COMPILER_C_O([TAGNAME])
1967
# ---------------------------
1968
# Check to see if options -c and -o are simultaneously supported by compiler.
1969
# This macro does not hard code the compiler like AC_PROG_CC_C_O.
1970
m4_defun([_LT_COMPILER_C_O],
1971
[m4_require([_LT_DECL_SED])dnl
1972
m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1973
m4_require([_LT_TAG_COMPILER])dnl
1974
AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
1975
[_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
1976
[_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
1977
$RM -r conftest 2>/dev/null
1981
echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1983
lt_compiler_flag="-o out/conftest2.$ac_objext"
1984
# Insert the option either (1) after the last *FLAGS variable, or
1985
# (2) before a word containing "conftest.", or (3) at the end.
1986
# Note that $ac_compile itself does not contain backslashes and begins
1987
# with a dollar sign (not a hyphen), so the echo should work correctly.
1988
lt_compile=`echo "$ac_compile" | $SED \
1989
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1990
-e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1991
-e 's:$: $lt_compiler_flag:'`
1992
(eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1993
(eval "$lt_compile" 2>out/conftest.err)
1995
cat out/conftest.err >&AS_MESSAGE_LOG_FD
1996
echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1997
if (exit $ac_status) && test -s out/conftest2.$ac_objext
1999
# The compiler can only warn and ignore the option if not recognized
2000
# So say no if there are warnings
2001
$ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
2002
$SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
2003
if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
2004
_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
2007
chmod u+w . 2>&AS_MESSAGE_LOG_FD
2009
# SGI C++ compiler will create directory out/ii_files/ for
2010
# template instantiation
2011
test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
2012
$RM out/* && rmdir out
2017
_LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
2018
[Does compiler simultaneously support -c and -o options?])
2019
])# _LT_COMPILER_C_O
2022
# _LT_COMPILER_FILE_LOCKS([TAGNAME])
2023
# ----------------------------------
2024
# Check to see if we can do hard links to lock some files if needed
2025
m4_defun([_LT_COMPILER_FILE_LOCKS],
2026
[m4_require([_LT_ENABLE_LOCK])dnl
2027
m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2028
_LT_COMPILER_C_O([$1])
2030
hard_links="nottested"
2031
if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
2032
# do not overwrite the value of need_locks provided by the user
2033
AC_MSG_CHECKING([if we can lock with hard links])
2036
ln conftest.a conftest.b 2>/dev/null && hard_links=no
2038
ln conftest.a conftest.b 2>&5 || hard_links=no
2039
ln conftest.a conftest.b 2>/dev/null && hard_links=no
2040
AC_MSG_RESULT([$hard_links])
2041
if test "$hard_links" = no; then
2042
AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
2048
_LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
2049
])# _LT_COMPILER_FILE_LOCKS
2054
m4_defun([_LT_CHECK_OBJDIR],
2055
[AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
2056
[rm -f .libs 2>/dev/null
2057
mkdir .libs 2>/dev/null
2058
if test -d .libs; then
2061
# MS-DOS does not allow filenames that begin with a dot.
2064
rmdir .libs 2>/dev/null])
2065
objdir=$lt_cv_objdir
2066
_LT_DECL([], [objdir], [0],
2067
[The name of the directory that contains temporary libtool files])dnl
2068
m4_pattern_allow([LT_OBJDIR])dnl
2069
AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/",
2070
[Define to the sub-directory in which libtool stores uninstalled libraries.])
2071
])# _LT_CHECK_OBJDIR
2074
# _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
2075
# --------------------------------------
2076
# Check hardcoding attributes.
2077
m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
2078
[AC_MSG_CHECKING([how to hardcode library paths into programs])
2079
_LT_TAGVAR(hardcode_action, $1)=
2080
if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
2081
test -n "$_LT_TAGVAR(runpath_var, $1)" ||
2082
test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
2084
# We can hardcode non-existent directories.
2085
if test "$_LT_TAGVAR(hardcode_direct, $1)" != no &&
2086
# If the only mechanism to avoid hardcoding is shlibpath_var, we
2087
# have to relink, otherwise we might link with an installed library
2088
# when we should be linking with a yet-to-be-installed one
2089
## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
2090
test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then
2091
# Linking always hardcodes the temporary library directory.
2092
_LT_TAGVAR(hardcode_action, $1)=relink
2094
# We can link without hardcoding, and we can hardcode nonexisting dirs.
2095
_LT_TAGVAR(hardcode_action, $1)=immediate
2098
# We cannot hardcode anything, or else we can only hardcode existing
2100
_LT_TAGVAR(hardcode_action, $1)=unsupported
2102
AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
2104
if test "$_LT_TAGVAR(hardcode_action, $1)" = relink ||
2105
test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then
2106
# Fast installation is not supported
2107
enable_fast_install=no
2108
elif test "$shlibpath_overrides_runpath" = yes ||
2109
test "$enable_shared" = no; then
2110
# Fast installation is not necessary
2111
enable_fast_install=needless
2113
_LT_TAGDECL([], [hardcode_action], [0],
2114
[How to hardcode a shared library path into an executable])
2115
])# _LT_LINKER_HARDCODE_LIBPATH
2120
m4_defun([_LT_CMD_STRIPLIB],
2121
[m4_require([_LT_DECL_EGREP])
2124
AC_MSG_CHECKING([whether stripping libraries is possible])
2125
if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
2126
test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
2127
test -z "$striplib" && striplib="$STRIP --strip-unneeded"
2128
AC_MSG_RESULT([yes])
2130
# FIXME - insert some real tests, host_os isn't really good enough
2133
if test -n "$STRIP" ; then
2134
striplib="$STRIP -x"
2135
old_striplib="$STRIP -S"
2136
AC_MSG_RESULT([yes])
2146
_LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2147
_LT_DECL([], [striplib], [1])
2148
])# _LT_CMD_STRIPLIB
2151
# _LT_SYS_DYNAMIC_LINKER([TAG])
2152
# -----------------------------
2153
# PORTME Fill in your ld.so characteristics
2154
m4_defun([_LT_SYS_DYNAMIC_LINKER],
2155
[AC_REQUIRE([AC_CANONICAL_HOST])dnl
2156
m4_require([_LT_DECL_EGREP])dnl
2157
m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2158
m4_require([_LT_DECL_OBJDUMP])dnl
2159
m4_require([_LT_DECL_SED])dnl
2160
m4_require([_LT_CHECK_SHELL_FEATURES])dnl
2161
AC_MSG_CHECKING([dynamic linker characteristics])
2164
if test "$GCC" = yes; then
2166
darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
2167
*) lt_awk_arg="/^libraries:/" ;;
2170
mingw* | cegcc*) lt_sed_strip_eq="s,=\([[A-Za-z]]:\),\1,g" ;;
2171
*) lt_sed_strip_eq="s,=/,/,g" ;;
2173
lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
2174
case $lt_search_path_spec in
2176
# if the path contains ";" then we assume it to be the separator
2177
# otherwise default to the standard path separator (i.e. ":") - it is
2178
# assumed that no part of a normal pathname contains ";" but that should
2179
# okay in the real world where ";" in dirpaths is itself problematic.
2180
lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
2183
lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
2186
# Ok, now we have the path, separated by spaces, we can step through it
2187
# and add multilib dir if necessary.
2188
lt_tmp_lt_search_path_spec=
2189
lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2190
for lt_sys_path in $lt_search_path_spec; do
2191
if test -d "$lt_sys_path/$lt_multi_os_dir"; then
2192
lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
2194
test -d "$lt_sys_path" && \
2195
lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2198
lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
2199
BEGIN {RS=" "; FS="/|\n";} {
2202
for (lt_i = NF; lt_i > 0; lt_i--) {
2203
if ($lt_i != "" && $lt_i != ".") {
2204
if ($lt_i == "..") {
2207
if (lt_count == 0) {
2208
lt_foo="/" $lt_i lt_foo;
2215
if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2216
if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2218
# AWK program above erroneously prepends '/' to C:/dos/paths
2221
mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
2222
$SED 's,/\([[A-Za-z]]:\),\1,g'` ;;
2224
sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
2226
sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2229
libname_spec='lib$name'
2237
shlibpath_overrides_runpath=unknown
2239
dynamic_linker="$host_os ld.so"
2240
sys_lib_dlsearch_path_spec="/lib /usr/lib"
2241
need_lib_prefix=unknown
2242
hardcode_into_libs=no
2244
# when you set need_version to no, make sure it does not cause -set_version
2245
# flags to be left without arguments
2246
need_version=unknown
2250
version_type=linux # correct to gnu/linux during the next big refactor
2251
library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
2252
shlibpath_var=LIBPATH
2254
# AIX 3 has no versioning support, so we append a major version to the name.
2255
soname_spec='${libname}${release}${shared_ext}$major'
2259
version_type=linux # correct to gnu/linux during the next big refactor
2262
hardcode_into_libs=yes
2263
if test "$host_cpu" = ia64; then
2264
# AIX 5 supports IA64
2265
library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
2266
shlibpath_var=LD_LIBRARY_PATH
2268
# With GCC up to 2.95.x, collect2 would create an import file
2269
# for dependence libraries. The import file would start with
2270
# the line `#! .'. This would cause the generated library to
2271
# depend on `.', always an invalid library. This was fixed in
2272
# development snapshots of GCC prior to 3.0.
2274
aix4 | aix4.[[01]] | aix4.[[01]].*)
2275
if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2277
echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
2284
# AIX (on Power*) has no versioning support, so currently we can not hardcode correct
2285
# soname into executable. Probably we can add versioning support to
2286
# collect2, so additional links can be useful in future.
2287
if test "$aix_use_runtimelinking" = yes; then
2288
# If using run time linking (on AIX 4.2 or later) use lib<name>.so
2289
# instead of lib<name>.a to let people know that these are not
2290
# typical AIX shared libraries.
2291
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2293
# We preserve .a as extension for shared libraries through AIX4.2
2294
# and later when we are not doing run time linking.
2295
library_names_spec='${libname}${release}.a $libname.a'
2296
soname_spec='${libname}${release}${shared_ext}$major'
2298
shlibpath_var=LIBPATH
2305
# Since July 2007 AmigaOS4 officially supports .so libraries.
2306
# When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2307
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2310
library_names_spec='$libname.ixlibrary $libname.a'
2311
# Create ${libname}_ixlibrary.a entries in /sys/libs.
2312
finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
2318
library_names_spec='${libname}${shared_ext}'
2319
dynamic_linker="$host_os ld.so"
2320
shlibpath_var=LIBRARY_PATH
2324
version_type=linux # correct to gnu/linux during the next big refactor
2326
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2327
soname_spec='${libname}${release}${shared_ext}$major'
2328
finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2329
shlibpath_var=LD_LIBRARY_PATH
2330
sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2331
sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2332
# the default ld.so.conf also contains /usr/contrib/lib and
2333
# /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2334
# libtool to hard-code these into programs
2337
cygwin* | mingw* | pw32* | cegcc*)
2338
version_type=windows
2343
case $GCC,$cc_basename in
2346
library_names_spec='$libname.dll.a'
2347
# DLL is installed to $(libdir)/../bin by postinstall_cmds
2348
postinstall_cmds='base_file=`basename \${file}`~
2349
dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
2350
dldir=$destdir/`dirname \$dlpath`~
2351
test -d \$dldir || mkdir -p \$dldir~
2352
$install_prog $dir/$dlname \$dldir/$dlname~
2353
chmod a+x \$dldir/$dlname~
2354
if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2355
eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2357
postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2358
dlpath=$dir/\$dldll~
2360
shlibpath_overrides_runpath=yes
2364
# Cygwin DLLs use 'cyg' prefix rather than 'lib'
2365
soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2367
sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
2370
# MinGW DLLs use traditional 'lib' prefix
2371
soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2374
# pw32 DLLs use 'pw' prefix rather than 'lib'
2375
library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2378
dynamic_linker='Win32 ld.exe'
2383
libname_spec='$name'
2384
soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2385
library_names_spec='${libname}.dll.lib'
2389
sys_lib_search_path_spec=
2395
# Let DOS variable expansion print the short 8.3 style file name.
2396
lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"`
2397
sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path"
2400
# Convert to MSYS style.
2401
sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([[a-zA-Z]]\\):| /\\1|g' -e 's|^ ||'`
2404
# Convert to unix form, then to dos form, then back to unix form
2405
# but this time dos style (no spaces!) so that the unix form looks
2406
# like /cygdrive/c/PROGRA~1:/cygdr...
2407
sys_lib_search_path_spec=`cygpath --path --unix "$LIB"`
2408
sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null`
2409
sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2412
sys_lib_search_path_spec="$LIB"
2413
if $ECHO "$sys_lib_search_path_spec" | [$GREP ';[c-zC-Z]:/' >/dev/null]; then
2414
# It is most probably a Windows format PATH.
2415
sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
2417
sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2419
# FIXME: find the short name or the path components, as spaces are
2420
# common. (e.g. "Program Files" -> "PROGRA~1")
2424
# DLL is installed to $(libdir)/../bin by postinstall_cmds
2425
postinstall_cmds='base_file=`basename \${file}`~
2426
dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
2427
dldir=$destdir/`dirname \$dlpath`~
2428
test -d \$dldir || mkdir -p \$dldir~
2429
$install_prog $dir/$dlname \$dldir/$dlname'
2430
postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2431
dlpath=$dir/\$dldll~
2433
shlibpath_overrides_runpath=yes
2434
dynamic_linker='Win32 link.exe'
2438
# Assume MSVC wrapper
2439
library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
2440
dynamic_linker='Win32 ld.exe'
2443
# FIXME: first we should search . and the directory the executable is in
2447
darwin* | rhapsody*)
2448
dynamic_linker="$host_os dyld"
2452
library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
2453
soname_spec='${libname}${release}${major}$shared_ext'
2454
shlibpath_overrides_runpath=yes
2455
shlibpath_var=DYLD_LIBRARY_PATH
2456
shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
2458
sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2459
sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2463
version_type=linux # correct to gnu/linux during the next big refactor
2466
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
2467
soname_spec='${libname}${release}${shared_ext}$major'
2468
shlibpath_var=LD_LIBRARY_PATH
2471
freebsd* | dragonfly*)
2472
# DragonFly does not have aout. When/if they implement a new
2473
# versioning mechanism, adjust this.
2474
if test -x /usr/bin/objformat; then
2475
objformat=`/usr/bin/objformat`
2478
freebsd[[23]].*) objformat=aout ;;
2482
version_type=freebsd-$objformat
2483
case $version_type in
2485
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2490
library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
2494
shlibpath_var=LD_LIBRARY_PATH
2497
shlibpath_overrides_runpath=yes
2499
freebsd3.[[01]]* | freebsdelf3.[[01]]*)
2500
shlibpath_overrides_runpath=yes
2501
hardcode_into_libs=yes
2503
freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
2504
freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
2505
shlibpath_overrides_runpath=no
2506
hardcode_into_libs=yes
2508
*) # from 4.6 on, and DragonFly
2509
shlibpath_overrides_runpath=yes
2510
hardcode_into_libs=yes
2516
version_type=linux # correct to gnu/linux during the next big refactor
2519
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2520
soname_spec='${libname}${release}${shared_ext}$major'
2521
shlibpath_var=LD_LIBRARY_PATH
2522
shlibpath_overrides_runpath=no
2523
hardcode_into_libs=yes
2527
version_type=linux # correct to gnu/linux during the next big refactor
2530
dynamic_linker="$host_os runtime_loader"
2531
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2532
soname_spec='${libname}${release}${shared_ext}$major'
2533
shlibpath_var=LIBRARY_PATH
2534
shlibpath_overrides_runpath=yes
2535
sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
2536
hardcode_into_libs=yes
2539
hpux9* | hpux10* | hpux11*)
2540
# Give a soname corresponding to the major version so that dld.sl refuses to
2541
# link against other versions.
2548
hardcode_into_libs=yes
2549
dynamic_linker="$host_os dld.so"
2550
shlibpath_var=LD_LIBRARY_PATH
2551
shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2552
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2553
soname_spec='${libname}${release}${shared_ext}$major'
2554
if test "X$HPUX_IA64_MODE" = X32; then
2555
sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2557
sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2559
sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2563
hardcode_into_libs=yes
2564
dynamic_linker="$host_os dld.sl"
2565
shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2566
shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2567
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2568
soname_spec='${libname}${release}${shared_ext}$major'
2569
sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2570
sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2574
dynamic_linker="$host_os dld.sl"
2575
shlibpath_var=SHLIB_PATH
2576
shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2577
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2578
soname_spec='${libname}${release}${shared_ext}$major'
2581
# HP-UX runs *really* slowly unless shared libraries are mode 555, ...
2582
postinstall_cmds='chmod 555 $lib'
2583
# or fails outright, so override atomically:
2584
install_override_mode=555
2588
version_type=linux # correct to gnu/linux during the next big refactor
2591
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2592
soname_spec='${libname}${release}${shared_ext}$major'
2593
dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2594
shlibpath_var=LD_LIBRARY_PATH
2595
shlibpath_overrides_runpath=no
2596
hardcode_into_libs=yes
2599
irix5* | irix6* | nonstopux*)
2601
nonstopux*) version_type=nonstopux ;;
2603
if test "$lt_cv_prog_gnu_ld" = yes; then
2604
version_type=linux # correct to gnu/linux during the next big refactor
2611
soname_spec='${libname}${release}${shared_ext}$major'
2612
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
2614
irix5* | nonstopux*)
2618
case $LD in # libtool.m4 will add one of these switches to LD
2619
*-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
2620
libsuff= shlibsuff= libmagic=32-bit;;
2621
*-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
2622
libsuff=32 shlibsuff=N32 libmagic=N32;;
2623
*-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
2624
libsuff=64 shlibsuff=64 libmagic=64-bit;;
2625
*) libsuff= shlibsuff= libmagic=never-match;;
2629
shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2630
shlibpath_overrides_runpath=no
2631
sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
2632
sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
2633
hardcode_into_libs=yes
2636
# No shared lib support for Linux oldld, aout, or coff.
2637
linux*oldld* | linux*aout* | linux*coff*)
2641
# This must be glibc/ELF.
2642
linux* | k*bsd*-gnu | kopensolaris*-gnu)
2643
version_type=linux # correct to gnu/linux during the next big refactor
2646
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2647
soname_spec='${libname}${release}${shared_ext}$major'
2648
finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2649
shlibpath_var=LD_LIBRARY_PATH
2650
shlibpath_overrides_runpath=no
2652
# Some binutils ld are patched to set DT_RUNPATH
2653
AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
2654
[lt_cv_shlibpath_overrides_runpath=no
2655
save_LDFLAGS=$LDFLAGS
2657
eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2658
LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2659
AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2660
[AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
2661
[lt_cv_shlibpath_overrides_runpath=yes])])
2662
LDFLAGS=$save_LDFLAGS
2665
shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
2667
# This implies no fast_install, which is unacceptable.
2668
# Some rework will be needed to allow for fast_install
2669
# before this can be enabled.
2670
hardcode_into_libs=yes
2672
# Append ld.so.conf contents to the search path
2673
if test -f /etc/ld.so.conf; then
2674
lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[ ]*hwcap[ ]/d;s/[:, ]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
2675
sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
2678
# We used to test for /lib/ld.so.1 and disable shared libraries on
2679
# powerpc, because MkLinux only supported shared libraries with the
2680
# GNU dynamic linker. Since this was broken with cross compilers,
2681
# most powerpc-linux boxes support dynamic linking these days and
2682
# people can always --disable-shared, the test was removed, and we
2683
# assume the GNU/Linux dynamic linker is in use.
2684
dynamic_linker='GNU/Linux ld.so'
2691
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2692
soname_spec='${libname}${release}${shared_ext}$major'
2693
shlibpath_var=LD_LIBRARY_PATH
2694
shlibpath_overrides_runpath=no
2695
hardcode_into_libs=yes
2696
dynamic_linker='NetBSD ld.elf_so'
2703
if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2704
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2705
finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2706
dynamic_linker='NetBSD (a.out) ld.so'
2708
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2709
soname_spec='${libname}${release}${shared_ext}$major'
2710
dynamic_linker='NetBSD ld.elf_so'
2712
shlibpath_var=LD_LIBRARY_PATH
2713
shlibpath_overrides_runpath=yes
2714
hardcode_into_libs=yes
2718
version_type=linux # correct to gnu/linux during the next big refactor
2719
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2720
shlibpath_var=LD_LIBRARY_PATH
2721
shlibpath_overrides_runpath=yes
2728
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2729
soname_spec='${libname}${release}${shared_ext}$major'
2730
shlibpath_var=LD_LIBRARY_PATH
2731
shlibpath_overrides_runpath=no
2732
hardcode_into_libs=yes
2733
dynamic_linker='ldqnx.so'
2738
sys_lib_dlsearch_path_spec="/usr/lib"
2740
# Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
2742
openbsd3.3 | openbsd3.3.*) need_version=yes ;;
2743
*) need_version=no ;;
2745
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2746
finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2747
shlibpath_var=LD_LIBRARY_PATH
2748
if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
2750
openbsd2.[[89]] | openbsd2.[[89]].*)
2751
shlibpath_overrides_runpath=no
2754
shlibpath_overrides_runpath=yes
2758
shlibpath_overrides_runpath=yes
2763
libname_spec='$name'
2766
library_names_spec='$libname${shared_ext} $libname.a'
2767
dynamic_linker='OS/2 ld.exe'
2768
shlibpath_var=LIBPATH
2771
osf3* | osf4* | osf5*)
2775
soname_spec='${libname}${release}${shared_ext}$major'
2776
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2777
shlibpath_var=LD_LIBRARY_PATH
2778
sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2779
sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2787
version_type=linux # correct to gnu/linux during the next big refactor
2790
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2791
soname_spec='${libname}${release}${shared_ext}$major'
2792
shlibpath_var=LD_LIBRARY_PATH
2793
shlibpath_overrides_runpath=yes
2794
hardcode_into_libs=yes
2795
# ldd complains unless libraries are executable
2796
postinstall_cmds='chmod +x $lib'
2801
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2802
finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2803
shlibpath_var=LD_LIBRARY_PATH
2804
shlibpath_overrides_runpath=yes
2805
if test "$with_gnu_ld" = yes; then
2812
version_type=linux # correct to gnu/linux during the next big refactor
2813
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2814
soname_spec='${libname}${release}${shared_ext}$major'
2815
shlibpath_var=LD_LIBRARY_PATH
2816
case $host_vendor in
2818
shlibpath_overrides_runpath=no
2820
runpath_var=LD_RUN_PATH
2828
shlibpath_overrides_runpath=no
2829
sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2835
if test -d /usr/nec ;then
2836
version_type=linux # correct to gnu/linux during the next big refactor
2837
library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
2838
soname_spec='$libname${shared_ext}.$major'
2839
shlibpath_var=LD_LIBRARY_PATH
2843
sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
2844
version_type=freebsd-elf
2847
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2848
soname_spec='${libname}${release}${shared_ext}$major'
2849
shlibpath_var=LD_LIBRARY_PATH
2850
shlibpath_overrides_runpath=yes
2851
hardcode_into_libs=yes
2852
if test "$with_gnu_ld" = yes; then
2853
sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
2855
sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
2858
sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
2862
sys_lib_dlsearch_path_spec='/usr/lib'
2866
# TPF is a cross-target only. Preferred cross-host = GNU/Linux.
2867
version_type=linux # correct to gnu/linux during the next big refactor
2870
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2871
shlibpath_var=LD_LIBRARY_PATH
2872
shlibpath_overrides_runpath=no
2873
hardcode_into_libs=yes
2877
version_type=linux # correct to gnu/linux during the next big refactor
2878
library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2879
soname_spec='${libname}${release}${shared_ext}$major'
2880
shlibpath_var=LD_LIBRARY_PATH
2887
AC_MSG_RESULT([$dynamic_linker])
2888
test "$dynamic_linker" = no && can_build_shared=no
2890
variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
2891
if test "$GCC" = yes; then
2892
variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
2895
if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
2896
sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
2898
if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
2899
sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
2902
_LT_DECL([], [variables_saved_for_relink], [1],
2903
[Variables whose values should be saved in libtool wrapper scripts and
2904
restored at link time])
2905
_LT_DECL([], [need_lib_prefix], [0],
2906
[Do we need the "lib" prefix for modules?])
2907
_LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
2908
_LT_DECL([], [version_type], [0], [Library versioning type])
2909
_LT_DECL([], [runpath_var], [0], [Shared library runtime path variable])
2910
_LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
2911
_LT_DECL([], [shlibpath_overrides_runpath], [0],
2912
[Is shlibpath searched before the hard-coded library search path?])
2913
_LT_DECL([], [libname_spec], [1], [Format of library name prefix])
2914
_LT_DECL([], [library_names_spec], [1],
2915
[[List of archive names. First name is the real one, the rest are links.
2916
The last name is the one that the linker finds with -lNAME]])
2917
_LT_DECL([], [soname_spec], [1],
2918
[[The coded name of the library, if different from the real name]])
2919
_LT_DECL([], [install_override_mode], [1],
2920
[Permission mode override for installation of shared libraries])
2921
_LT_DECL([], [postinstall_cmds], [2],
2922
[Command to use after installation of a shared archive])
2923
_LT_DECL([], [postuninstall_cmds], [2],
2924
[Command to use after uninstallation of a shared archive])
2925
_LT_DECL([], [finish_cmds], [2],
2926
[Commands used to finish a libtool library installation in a directory])
2927
_LT_DECL([], [finish_eval], [1],
2928
[[As "finish_cmds", except a single script fragment to be evaled but
2930
_LT_DECL([], [hardcode_into_libs], [0],
2931
[Whether we should hardcode library paths into libraries])
2932
_LT_DECL([], [sys_lib_search_path_spec], [2],
2933
[Compile-time system search path for libraries])
2934
_LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
2935
[Run-time system search path for libraries])
2936
])# _LT_SYS_DYNAMIC_LINKER
2939
# _LT_PATH_TOOL_PREFIX(TOOL)
2940
# --------------------------
2941
# find a file program which can recognize shared library
2942
AC_DEFUN([_LT_PATH_TOOL_PREFIX],
2943
[m4_require([_LT_DECL_EGREP])dnl
2944
AC_MSG_CHECKING([for $1])
2945
AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
2947
[[\\/*] | ?:[\\/]*])
2948
lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
2951
lt_save_MAGIC_CMD="$MAGIC_CMD"
2952
lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2953
dnl $ac_dummy forces splitting on constant user-supplied paths.
2954
dnl POSIX.2 word splitting is done only on the output of word expansions,
2955
dnl not every word. This closes a longstanding sh security hole.
2956
ac_dummy="m4_if([$2], , $PATH, [$2])"
2957
for ac_dir in $ac_dummy; do
2959
test -z "$ac_dir" && ac_dir=.
2960
if test -f $ac_dir/$1; then
2961
lt_cv_path_MAGIC_CMD="$ac_dir/$1"
2962
if test -n "$file_magic_test_file"; then
2963
case $deplibs_check_method in
2965
file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
2966
MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2967
if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
2968
$EGREP "$file_magic_regex" > /dev/null; then
2973
*** Warning: the command libtool uses to detect shared libraries,
2974
*** $file_magic_cmd, produces output that libtool cannot recognize.
2975
*** The result is that libtool may fail to recognize shared libraries
2976
*** as such. This will affect the creation of libtool libraries that
2977
*** depend on shared libraries, but programs linked with such libtool
2978
*** libraries will work regardless of this problem. Nevertheless, you
2979
*** may want to report the problem to your system manager and/or to
2980
*** bug-libtool@gnu.org
2990
MAGIC_CMD="$lt_save_MAGIC_CMD"
2993
MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2994
if test -n "$MAGIC_CMD"; then
2995
AC_MSG_RESULT($MAGIC_CMD)
2999
_LT_DECL([], [MAGIC_CMD], [0],
3000
[Used to examine libraries when file_magic_cmd begins with "file"])dnl
3001
])# _LT_PATH_TOOL_PREFIX
3004
AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
3005
dnl aclocal-1.4 backwards compatibility:
3006
dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
3011
# find a file program which can recognize a shared library
3012
m4_defun([_LT_PATH_MAGIC],
3013
[_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
3014
if test -z "$lt_cv_path_MAGIC_CMD"; then
3015
if test -n "$ac_tool_prefix"; then
3016
_LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
3026
# find the pathname to the GNU or non-GNU linker
3027
AC_DEFUN([LT_PATH_LD],
3028
[AC_REQUIRE([AC_PROG_CC])dnl
3029
AC_REQUIRE([AC_CANONICAL_HOST])dnl
3030
AC_REQUIRE([AC_CANONICAL_BUILD])dnl
3031
m4_require([_LT_DECL_SED])dnl
3032
m4_require([_LT_DECL_EGREP])dnl
3033
m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
3035
AC_ARG_WITH([gnu-ld],
3036
[AS_HELP_STRING([--with-gnu-ld],
3037
[assume the C compiler uses GNU ld @<:@default=no@:>@])],
3038
[test "$withval" = no || with_gnu_ld=yes],
3039
[with_gnu_ld=no])dnl
3042
if test "$GCC" = yes; then
3043
# Check if gcc -print-prog-name=ld gives a path.
3044
AC_MSG_CHECKING([for ld used by $CC])
3047
# gcc leaves a trailing carriage return which upsets mingw
3048
ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
3050
ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
3053
# Accept absolute paths.
3054
[[\\/]]* | ?:[[\\/]]*)
3055
re_direlt='/[[^/]][[^/]]*/\.\./'
3056
# Canonicalize the pathname of ld
3057
ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
3058
while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
3059
ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
3061
test -z "$LD" && LD="$ac_prog"
3064
# If it fails, then pretend we aren't using GCC.
3068
# If it is relative, then search for the first ld in PATH.
3072
elif test "$with_gnu_ld" = yes; then
3073
AC_MSG_CHECKING([for GNU ld])
3075
AC_MSG_CHECKING([for non-GNU ld])
3077
AC_CACHE_VAL(lt_cv_path_LD,
3078
[if test -z "$LD"; then
3079
lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
3080
for ac_dir in $PATH; do
3082
test -z "$ac_dir" && ac_dir=.
3083
if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
3084
lt_cv_path_LD="$ac_dir/$ac_prog"
3085
# Check to see if the program is GNU ld. I'd rather use --version,
3086
# but apparently some variants of GNU ld only accept -v.
3087
# Break only if it was the GNU/non-GNU ld that we prefer.
3088
case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
3089
*GNU* | *'with BFD'*)
3090
test "$with_gnu_ld" != no && break
3093
test "$with_gnu_ld" != yes && break
3100
lt_cv_path_LD="$LD" # Let the user override the test with a path.
3103
if test -n "$LD"; then
3108
test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
3112
_LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
3116
AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
3117
AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
3118
dnl aclocal-1.4 backwards compatibility:
3119
dnl AC_DEFUN([AM_PROG_LD], [])
3120
dnl AC_DEFUN([AC_PROG_LD], [])
3125
m4_defun([_LT_PATH_LD_GNU],
3126
[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
3127
[# I'd rather use --version here, but apparently some GNU lds only accept -v.
3128
case `$LD -v 2>&1 </dev/null` in
3129
*GNU* | *'with BFD'*)
3130
lt_cv_prog_gnu_ld=yes
3133
lt_cv_prog_gnu_ld=no
3136
with_gnu_ld=$lt_cv_prog_gnu_ld
3142
# find reload flag for linker
3143
# -- PORTME Some linkers may need a different reload flag.
3144
m4_defun([_LT_CMD_RELOAD],
3145
[AC_CACHE_CHECK([for $LD option to reload object files],
3146
lt_cv_ld_reload_flag,
3147
[lt_cv_ld_reload_flag='-r'])
3148
reload_flag=$lt_cv_ld_reload_flag
3149
case $reload_flag in
3151
*) reload_flag=" $reload_flag" ;;
3153
reload_cmds='$LD$reload_flag -o $output$reload_objs'
3155
cygwin* | mingw* | pw32* | cegcc*)
3156
if test "$GCC" != yes; then
3161
if test "$GCC" = yes; then
3162
reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
3164
reload_cmds='$LD$reload_flag -o $output$reload_objs'
3168
_LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
3169
_LT_TAGDECL([], [reload_cmds], [2])dnl
3173
# _LT_CHECK_MAGIC_METHOD
3174
# ----------------------
3175
# how to check for library dependencies
3176
# -- PORTME fill in with the dynamic library characteristics
3177
m4_defun([_LT_CHECK_MAGIC_METHOD],
3178
[m4_require([_LT_DECL_EGREP])
3179
m4_require([_LT_DECL_OBJDUMP])
3180
AC_CACHE_CHECK([how to recognize dependent libraries],
3181
lt_cv_deplibs_check_method,
3182
[lt_cv_file_magic_cmd='$MAGIC_CMD'
3183
lt_cv_file_magic_test_file=
3184
lt_cv_deplibs_check_method='unknown'
3185
# Need to set the preceding variable on all platforms that support
3186
# interlibrary dependencies.
3187
# 'none' -- dependencies not supported.
3188
# `unknown' -- same as none, but documents that we really don't know.
3189
# 'pass_all' -- all dependencies passed with no checks.
3190
# 'test_compile' -- check by making test program.
3191
# 'file_magic [[regex]]' -- check by looking for files in library path
3192
# which responds to the $file_magic_cmd with a given extended regex.
3193
# If you have `file' or equivalent on your system and you're not sure
3194
# whether `pass_all' will *always* work, you probably want this one.
3198
lt_cv_deplibs_check_method=pass_all
3202
lt_cv_deplibs_check_method=pass_all
3206
lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
3207
lt_cv_file_magic_cmd='/usr/bin/file -L'
3208
lt_cv_file_magic_test_file=/shlib/libc.so
3212
# func_win32_libid is a shell function defined in ltmain.sh
3213
lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3214
lt_cv_file_magic_cmd='func_win32_libid'
3218
# Base MSYS/MinGW do not provide the 'file' command needed by
3219
# func_win32_libid shell function, so use a weaker test based on 'objdump',
3220
# unless we find 'file', for example because we are cross-compiling.
3221
# func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin.
3222
if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then
3223
lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3224
lt_cv_file_magic_cmd='func_win32_libid'
3226
# Keep this pattern in sync with the one in func_win32_libid.
3227
lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
3228
lt_cv_file_magic_cmd='$OBJDUMP -f'
3233
# use the weaker test based on 'objdump'. See mingw*.
3234
lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3235
lt_cv_file_magic_cmd='$OBJDUMP -f'
3238
darwin* | rhapsody*)
3239
lt_cv_deplibs_check_method=pass_all
3242
freebsd* | dragonfly*)
3243
if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3246
# Not sure whether the presence of OpenBSD here was a mistake.
3247
# Let's accept both of them until this is cleared up.
3248
lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3249
lt_cv_file_magic_cmd=/usr/bin/file
3250
lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3254
lt_cv_deplibs_check_method=pass_all
3259
lt_cv_deplibs_check_method=pass_all
3263
lt_cv_deplibs_check_method=pass_all
3266
hpux10.20* | hpux11*)
3267
lt_cv_file_magic_cmd=/usr/bin/file
3270
lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3271
lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3274
[lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3275
lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3278
lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3279
lt_cv_file_magic_test_file=/usr/lib/libc.sl
3285
# PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3286
lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3289
irix5* | irix6* | nonstopux*)
3291
*-32|*"-32 ") libmagic=32-bit;;
3292
*-n32|*"-n32 ") libmagic=N32;;
3293
*-64|*"-64 ") libmagic=64-bit;;
3294
*) libmagic=never-match;;
3296
lt_cv_deplibs_check_method=pass_all
3299
# This must be glibc/ELF.
3300
linux* | k*bsd*-gnu | kopensolaris*-gnu)
3301
lt_cv_deplibs_check_method=pass_all
3304
netbsd* | netbsdelf*-gnu)
3305
if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3306
lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3308
lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3313
lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3314
lt_cv_file_magic_cmd=/usr/bin/file
3315
lt_cv_file_magic_test_file=/usr/lib/libnls.so
3319
lt_cv_deplibs_check_method=pass_all
3323
if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
3324
lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3326
lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3330
osf3* | osf4* | osf5*)
3331
lt_cv_deplibs_check_method=pass_all
3335
lt_cv_deplibs_check_method=pass_all
3339
lt_cv_deplibs_check_method=pass_all
3342
sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3343
lt_cv_deplibs_check_method=pass_all
3347
case $host_vendor in
3349
lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3350
lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3353
lt_cv_deplibs_check_method=pass_all
3356
lt_cv_file_magic_cmd='/bin/file'
3357
lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3360
lt_cv_file_magic_cmd='/bin/file'
3361
lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3362
lt_cv_file_magic_test_file=/lib/libc.so
3365
lt_cv_deplibs_check_method=pass_all
3368
lt_cv_deplibs_check_method=pass_all
3374
lt_cv_deplibs_check_method=pass_all
3381
if test "$build" = "$host"; then
3384
if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
3387
file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[[\1]]\/[[\1]]\/g;/g"`
3393
file_magic_cmd=$lt_cv_file_magic_cmd
3394
deplibs_check_method=$lt_cv_deplibs_check_method
3395
test -z "$deplibs_check_method" && deplibs_check_method=unknown
3397
_LT_DECL([], [deplibs_check_method], [1],
3398
[Method to check whether dependent libraries are shared objects])
3399
_LT_DECL([], [file_magic_cmd], [1],
3400
[Command to use when deplibs_check_method = "file_magic"])
3401
_LT_DECL([], [file_magic_glob], [1],
3402
[How to find potential files when deplibs_check_method = "file_magic"])
3403
_LT_DECL([], [want_nocaseglob], [1],
3404
[Find potential files using nocaseglob when deplibs_check_method = "file_magic"])
3405
])# _LT_CHECK_MAGIC_METHOD
3410
# find the pathname to a BSD- or MS-compatible name lister
3411
AC_DEFUN([LT_PATH_NM],
3412
[AC_REQUIRE([AC_PROG_CC])dnl
3413
AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3414
[if test -n "$NM"; then
3415
# Let the user override the test.
3418
lt_nm_to_check="${ac_tool_prefix}nm"
3419
if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3420
lt_nm_to_check="$lt_nm_to_check nm"
3422
for lt_tmp_nm in $lt_nm_to_check; do
3423
lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
3424
for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3426
test -z "$ac_dir" && ac_dir=.
3427
tmp_nm="$ac_dir/$lt_tmp_nm"
3428
if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
3429
# Check to see if the nm accepts a BSD-compat flag.
3430
# Adding the `sed 1q' prevents false positives on HP-UX, which says:
3431
# nm: unknown option "B" ignored
3432
# Tru64's nm complains that /dev/null is an invalid object file
3433
case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
3434
*/dev/null* | *'Invalid file or object type'*)
3435
lt_cv_path_NM="$tmp_nm -B"
3439
case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
3441
lt_cv_path_NM="$tmp_nm -p"
3445
lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3446
continue # so that we can try to find one that supports BSD flags
3455
: ${lt_cv_path_NM=no}
3457
if test "$lt_cv_path_NM" != "no"; then
3460
# Didn't find any BSD compatible name lister, look for dumpbin.
3461
if test -n "$DUMPBIN"; then :
3462
# Let the user override the test.
3464
AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3465
case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
3467
DUMPBIN="$DUMPBIN -symbols"
3475
if test "$DUMPBIN" != ":"; then
3479
test -z "$NM" && NM=nm
3481
_LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3483
AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3484
[lt_cv_nm_interface="BSD nm"
3485
echo "int some_variable = 0;" > conftest.$ac_ext
3486
(eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3487
(eval "$ac_compile" 2>conftest.err)
3488
cat conftest.err >&AS_MESSAGE_LOG_FD
3489
(eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3490
(eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3491
cat conftest.err >&AS_MESSAGE_LOG_FD
3492
(eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3493
cat conftest.out >&AS_MESSAGE_LOG_FD
3494
if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3495
lt_cv_nm_interface="MS dumpbin"
3501
AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3502
AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3503
dnl aclocal-1.4 backwards compatibility:
3504
dnl AC_DEFUN([AM_PROG_NM], [])
3505
dnl AC_DEFUN([AC_PROG_NM], [])
3507
# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3508
# --------------------------------
3509
# how to determine the name of the shared library
3510
# associated with a specific link library.
3511
# -- PORTME fill in with the dynamic library characteristics
3512
m4_defun([_LT_CHECK_SHAREDLIB_FROM_LINKLIB],
3513
[m4_require([_LT_DECL_EGREP])
3514
m4_require([_LT_DECL_OBJDUMP])
3515
m4_require([_LT_DECL_DLLTOOL])
3516
AC_CACHE_CHECK([how to associate runtime and link libraries],
3517
lt_cv_sharedlib_from_linklib_cmd,
3518
[lt_cv_sharedlib_from_linklib_cmd='unknown'
3521
cygwin* | mingw* | pw32* | cegcc*)
3522
# two different shell functions defined in ltmain.sh
3523
# decide which to use based on capabilities of $DLLTOOL
3524
case `$DLLTOOL --help 2>&1` in
3525
*--identify-strict*)
3526
lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib
3529
lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback
3534
# fallback: assume linklib IS sharedlib
3535
lt_cv_sharedlib_from_linklib_cmd="$ECHO"
3539
sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd
3540
test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
3542
_LT_DECL([], [sharedlib_from_linklib_cmd], [1],
3543
[Command to associate shared and link libraries])
3544
])# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3547
# _LT_PATH_MANIFEST_TOOL
3548
# ----------------------
3549
# locate the manifest tool
3550
m4_defun([_LT_PATH_MANIFEST_TOOL],
3551
[AC_CHECK_TOOL(MANIFEST_TOOL, mt, :)
3552
test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
3553
AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_mainfest_tool],
3554
[lt_cv_path_mainfest_tool=no
3555
echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&AS_MESSAGE_LOG_FD
3556
$MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
3557
cat conftest.err >&AS_MESSAGE_LOG_FD
3558
if $GREP 'Manifest Tool' conftest.out > /dev/null; then
3559
lt_cv_path_mainfest_tool=yes
3562
if test "x$lt_cv_path_mainfest_tool" != xyes; then
3565
_LT_DECL([], [MANIFEST_TOOL], [1], [Manifest tool])dnl
3566
])# _LT_PATH_MANIFEST_TOOL
3571
# check for math library
3572
AC_DEFUN([LT_LIB_M],
3573
[AC_REQUIRE([AC_CANONICAL_HOST])dnl
3576
*-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3577
# These system don't have libm, or don't need it
3580
AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
3581
AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3584
AC_CHECK_LIB(m, cos, LIBM="-lm")
3591
AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3592
dnl aclocal-1.4 backwards compatibility:
3593
dnl AC_DEFUN([AC_CHECK_LIBM], [])
3596
# _LT_COMPILER_NO_RTTI([TAGNAME])
3597
# -------------------------------
3598
m4_defun([_LT_COMPILER_NO_RTTI],
3599
[m4_require([_LT_TAG_COMPILER])dnl
3601
_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3603
if test "$GCC" = yes; then
3604
case $cc_basename in
3606
_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3608
_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3611
_LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3612
lt_cv_prog_compiler_rtti_exceptions,
3613
[-fno-rtti -fno-exceptions], [],
3614
[_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3616
_LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3617
[Compiler flag to turn off builtin functions])
3618
])# _LT_COMPILER_NO_RTTI
3621
# _LT_CMD_GLOBAL_SYMBOLS
3622
# ----------------------
3623
m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3624
[AC_REQUIRE([AC_CANONICAL_HOST])dnl
3625
AC_REQUIRE([AC_PROG_CC])dnl
3626
AC_REQUIRE([AC_PROG_AWK])dnl
3627
AC_REQUIRE([LT_PATH_NM])dnl
3628
AC_REQUIRE([LT_PATH_LD])dnl
3629
m4_require([_LT_DECL_SED])dnl
3630
m4_require([_LT_DECL_EGREP])dnl
3631
m4_require([_LT_TAG_COMPILER])dnl
3633
# Check for command to grab the raw symbol name followed by C symbol from nm.
3634
AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3635
AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3637
# These are sane defaults that work on at least a few old systems.
3638
# [They come from Ultrix. What could be older than Ultrix?!! ;)]
3640
# Character class describing NM global symbol codes.
3641
symcode='[[BCDEGRST]]'
3643
# Regexp to match symbols that can be accessed directly from C.
3644
sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3646
# Define system-specific variables.
3651
cygwin* | mingw* | pw32* | cegcc*)
3652
symcode='[[ABCDGISTW]]'
3655
if test "$host_cpu" = ia64; then
3656
symcode='[[ABCDEGRST]]'
3660
symcode='[[BCDEGRST]]'
3663
symcode='[[BCDEGQRST]]'
3674
sysv5* | sco5v6* | unixware* | OpenUNIX*)
3678
symcode='[[DFNSTU]]'
3682
# If we're using GNU nm, then use its standard symbol codes.
3683
case `$NM -V 2>&1` in
3684
*GNU* | *'with BFD'*)
3685
symcode='[[ABCDGIRSTW]]' ;;
3688
# Transform an extracted symbol line into a proper C declaration.
3689
# Some systems (esp. on ia64) link data and code symbols differently,
3690
# so use this general approach.
3691
lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
3693
# Transform an extracted symbol line into symbol name and symbol address
3694
lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\)[[ ]]*$/ {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/ {\"\2\", (void *) \&\2},/p'"
3695
lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([[^ ]]*\)[[ ]]*$/ {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \(lib[[^ ]]*\)$/ {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/ {\"lib\2\", (void *) \&\2},/p'"
3697
# Handle CRLF in mingw tool chain
3701
opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
3705
# Try without a prefix underscore, then with it.
3706
for ac_symprfx in "" "_"; do
3708
# Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
3709
symxfrm="\\1 $ac_symprfx\\2 \\2"
3711
# Write the raw and C identifiers.
3712
if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3713
# Fake it for dumpbin and say T for any non-static function
3714
# and D for any global variable.
3715
# Also find C++ and __fastcall symbols from MSVC++,
3716
# which start with @ or ?.
3717
lt_cv_sys_global_symbol_pipe="$AWK ['"\
3718
" {last_section=section; section=\$ 3};"\
3719
" /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\
3720
" /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
3721
" \$ 0!~/External *\|/{next};"\
3722
" / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
3723
" {if(hide[section]) next};"\
3724
" {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
3725
" {split(\$ 0, a, /\||\r/); split(a[2], s)};"\
3726
" s[1]~/^[@?]/{print s[1], s[1]; next};"\
3727
" s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
3728
" ' prfx=^$ac_symprfx]"
3730
lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[ ]]\($symcode$symcode*\)[[ ]][[ ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
3732
lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'"
3734
# Check to see that the pipe works correctly.
3738
cat > conftest.$ac_ext <<_LT_EOF
3743
void nm_test_func(void);
3744
void nm_test_func(void){}
3748
int main(){nm_test_var='a';nm_test_func();return(0);}
3751
if AC_TRY_EVAL(ac_compile); then
3752
# Now try to grab the symbols.
3754
if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
3755
# Try sorting and uniquifying the output.
3756
if sort "$nlist" | uniq > "$nlist"T; then
3757
mv -f "$nlist"T "$nlist"
3762
# Make sure that we snagged all the symbols we need.
3763
if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
3764
if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
3765
cat <<_LT_EOF > conftest.$ac_ext
3766
/* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests. */
3767
#if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE)
3768
/* DATA imports from DLLs on WIN32 con't be const, because runtime
3769
relocations are performed -- see ld's documentation on pseudo-relocs. */
3770
# define LT@&t@_DLSYM_CONST
3771
#elif defined(__osf__)
3772
/* This system does not cope well with relocations in const data. */
3773
# define LT@&t@_DLSYM_CONST
3775
# define LT@&t@_DLSYM_CONST const
3783
# Now generate the symbol file.
3784
eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
3786
cat <<_LT_EOF >> conftest.$ac_ext
3788
/* The mapping between symbol names and symbols. */
3789
LT@&t@_DLSYM_CONST struct {
3793
lt__PROGRAM__LTX_preloaded_symbols[[]] =
3795
{ "@PROGRAM@", (void *) 0 },
3797
$SED "s/^$symcode$symcode* \(.*\) \(.*\)$/ {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
3798
cat <<\_LT_EOF >> conftest.$ac_ext
3802
/* This works around a problem in FreeBSD linker */
3803
#ifdef FREEBSD_WORKAROUND
3804
static const void *lt_preloaded_setup() {
3805
return lt__PROGRAM__LTX_preloaded_symbols;
3813
# Now try linking the two files.
3814
mv conftest.$ac_objext conftstm.$ac_objext
3815
lt_globsym_save_LIBS=$LIBS
3816
lt_globsym_save_CFLAGS=$CFLAGS
3817
LIBS="conftstm.$ac_objext"
3818
CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
3819
if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
3822
LIBS=$lt_globsym_save_LIBS
3823
CFLAGS=$lt_globsym_save_CFLAGS
3825
echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
3828
echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
3831
echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
3834
echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
3835
cat conftest.$ac_ext >&5
3837
rm -rf conftest* conftst*
3839
# Do not use the global_symbol_pipe unless it works.
3840
if test "$pipe_works" = yes; then
3843
lt_cv_sys_global_symbol_pipe=
3847
if test -z "$lt_cv_sys_global_symbol_pipe"; then
3848
lt_cv_sys_global_symbol_to_cdecl=
3850
if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
3851
AC_MSG_RESULT(failed)
3856
# Response file support.
3857
if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3858
nm_file_list_spec='@'
3859
elif $NM --help 2>/dev/null | grep '[[@]]FILE' >/dev/null; then
3860
nm_file_list_spec='@'
3863
_LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
3864
[Take the output of nm and produce a listing of raw symbols and C names])
3865
_LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
3866
[Transform the output of nm in a proper C declaration])
3867
_LT_DECL([global_symbol_to_c_name_address],
3868
[lt_cv_sys_global_symbol_to_c_name_address], [1],
3869
[Transform the output of nm in a C name address pair])
3870
_LT_DECL([global_symbol_to_c_name_address_lib_prefix],
3871
[lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
3872
[Transform the output of nm in a C name address pair when lib prefix is needed])
3873
_LT_DECL([], [nm_file_list_spec], [1],
3874
[Specify filename containing input files for $NM])
3875
]) # _LT_CMD_GLOBAL_SYMBOLS
3878
# _LT_COMPILER_PIC([TAGNAME])
3879
# ---------------------------
3880
m4_defun([_LT_COMPILER_PIC],
3881
[m4_require([_LT_TAG_COMPILER])dnl
3882
_LT_TAGVAR(lt_prog_compiler_wl, $1)=
3883
_LT_TAGVAR(lt_prog_compiler_pic, $1)=
3884
_LT_TAGVAR(lt_prog_compiler_static, $1)=
3886
m4_if([$1], [CXX], [
3887
# C++ specific cases for pic, static, wl, etc.
3888
if test "$GXX" = yes; then
3889
_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3890
_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3894
# All AIX code is PIC.
3895
if test "$host_cpu" = ia64; then
3896
# AIX 5 now supports IA64 processor
3897
_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3904
# see comment about AmigaOS4 .so support
3905
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3908
# FIXME: we need at least 68020 code to build shared libraries, but
3909
# adding the `-m68020' flag to GCC prevents building anything better,
3911
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3916
beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
3917
# PIC is the default for these OSes.
3919
mingw* | cygwin* | os2* | pw32* | cegcc*)
3920
# This hack is so that the source file can tell whether it is being
3921
# built for inclusion in a dll (and should export symbols for example).
3922
# Although the cygwin gcc ignores -fPIC, still need this for old-style
3923
# (--disable-auto-import) libraries
3924
m4_if([$1], [GCJ], [],
3925
[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3927
darwin* | rhapsody*)
3928
# PIC is the default on this platform
3929
# Common symbols not allowed in MH_DYLIB files
3930
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3933
# DJGPP does not support shared libraries at all
3934
_LT_TAGVAR(lt_prog_compiler_pic, $1)=
3937
# PIC is the default for Haiku.
3938
# The "-static" flag exists, but is broken.
3939
_LT_TAGVAR(lt_prog_compiler_static, $1)=
3942
# Interix 3.x gcc -fpic/-fPIC options generate broken code.
3943
# Instead, we relocate shared libraries at runtime.
3946
if test -d /usr/nec; then
3947
_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3951
# PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3952
# PA HP-UX. On IA64 HP-UX, PIC is the default but the pic flag
3953
# sets the default TLS model and affects inlining.
3958
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3963
# QNX uses GNU C++, but need to define -shared option too, otherwise
3965
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3968
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3974
# All AIX code is PIC.
3975
if test "$host_cpu" = ia64; then
3976
# AIX 5 now supports IA64 processor
3977
_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3979
_LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
3983
case $cc_basename in
3985
# Green Hills C++ Compiler
3986
# _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
3990
mingw* | cygwin* | os2* | pw32* | cegcc*)
3991
# This hack is so that the source file can tell whether it is being
3992
# built for inclusion in a dll (and should export symbols for example).
3993
m4_if([$1], [GCJ], [],
3994
[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3997
case $cc_basename in
3999
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4002
# Green Hills C++ Compiler
4003
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4009
freebsd* | dragonfly*)
4010
# FreeBSD uses GNU C++
4012
hpux9* | hpux10* | hpux11*)
4013
case $cc_basename in
4015
_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4016
_LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4017
if test "$host_cpu" != ia64; then
4018
_LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4022
_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4023
_LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4029
_LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4038
# This is c89, which is MS Visual C++ (no shared libs)
4039
# Anyone wants to do a port?
4041
irix5* | irix6* | nonstopux*)
4042
case $cc_basename in
4044
_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4045
_LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4046
# CC pic flag -KPIC is the default.
4052
linux* | k*bsd*-gnu | kopensolaris*-gnu)
4053
case $cc_basename in
4056
_LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4057
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4060
# old Intel C++ for x86_64 which still supported -KPIC.
4061
_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4062
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4063
_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4066
# Intel C++, used to be incompatible with GCC.
4067
# ICC 10 doesn't accept -KPIC any more.
4068
_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4069
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4070
_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4073
# Portland Group C++ compiler
4074
_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4075
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4076
_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4080
# Make sure the PIC flag is empty. It appears that all Alpha
4081
# Linux and Compaq Tru64 Unix objects are PIC.
4082
_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4083
_LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4085
xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
4086
# IBM XL 8.0, 9.0 on PPC and BlueGene
4087
_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4088
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4089
_LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4092
case `$CC -V 2>&1 | sed 5q` in
4095
_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4096
_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4097
_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '