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615
AC_MSG_WARN([`missing' script is too old or missing])
619
# Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
621
# This file is free software; the Free Software Foundation
622
# gives unlimited permission to copy and/or distribute it,
623
# with or without modifications, as long as this notice is preserved.
627
# Check whether `mkdir -p' is supported, fallback to mkinstalldirs otherwise.
629
# Automake 1.8 used `mkdir -m 0755 -p --' to ensure that directories
630
# created by `make install' are always world readable, even if the
631
# installer happens to have an overly restrictive umask (e.g. 077).
632
# This was a mistake. There are at least two reasons why we must not
634
# - it causes special bits like SGID to be ignored,
635
# - it may be too restrictive (some setups expect 775 directories).
637
# Do not use -m 0755 and let people choose whatever they expect by
640
# We cannot accept any implementation of `mkdir' that recognizes `-p'.
641
# Some implementations (such as Solaris 8's) are not thread-safe: if a
642
# parallel make tries to run `mkdir -p a/b' and `mkdir -p a/c'
643
# concurrently, both version can detect that a/ is missing, but only
644
# one can create it and the other will error out. Consequently we
645
# restrict ourselves to GNU make (using the --version option ensures
647
AC_DEFUN([AM_PROG_MKDIR_P],
648
[if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
649
# We used to keeping the `.' as first argument, in order to
650
# allow $(mkdir_p) to be used without argument. As in
651
# $(mkdir_p) $(somedir)
652
# where $(somedir) is conditionally defined. However this is wrong
654
# 1. if the package is installed by a user who cannot write `.'
655
# make install will fail,
656
# 2. the above comment should most certainly read
657
# $(mkdir_p) $(DESTDIR)$(somedir)
658
# so it does not work when $(somedir) is undefined and
660
# To support the latter case, we have to write
661
# test -z "$(somedir)" || $(mkdir_p) $(DESTDIR)$(somedir),
662
# so the `.' trick is pointless.
663
mkdir_p='mkdir -p --'
665
# On NextStep and OpenStep, the `mkdir' command does not
666
# recognize any option. It will interpret all options as
667
# directories to create, and then abort because `.' already
669
for d in ./-p ./--version;
671
test -d $d && rmdir $d
673
# $(mkinstalldirs) is defined by Automake if mkinstalldirs exists.
674
if test -f "$ac_aux_dir/mkinstalldirs"; then
675
mkdir_p='$(mkinstalldirs)'
677
mkdir_p='$(install_sh) -d'
680
AC_SUBST([mkdir_p])])
682
# Helper functions for option handling. -*- Autoconf -*-
684
# Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
686
# This file is free software; the Free Software Foundation
687
# gives unlimited permission to copy and/or distribute it,
688
# with or without modifications, as long as this notice is preserved.
692
# _AM_MANGLE_OPTION(NAME)
693
# -----------------------
694
AC_DEFUN([_AM_MANGLE_OPTION],
695
[[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
697
# _AM_SET_OPTION(NAME)
698
# ------------------------------
699
# Set option NAME. Presently that only means defining a flag for this option.
700
AC_DEFUN([_AM_SET_OPTION],
701
[m4_define(_AM_MANGLE_OPTION([$1]), 1)])
703
# _AM_SET_OPTIONS(OPTIONS)
704
# ----------------------------------
705
# OPTIONS is a space-separated list of Automake options.
706
AC_DEFUN([_AM_SET_OPTIONS],
707
[AC_FOREACH([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
709
# _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
710
# -------------------------------------------
711
# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
712
AC_DEFUN([_AM_IF_OPTION],
713
[m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
715
# Check to make sure that the build environment is sane. -*- Autoconf -*-
717
# Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005
718
# Free Software Foundation, Inc.
720
# This file is free software; the Free Software Foundation
721
# gives unlimited permission to copy and/or distribute it,
722
# with or without modifications, as long as this notice is preserved.
728
AC_DEFUN([AM_SANITY_CHECK],
729
[AC_MSG_CHECKING([whether build environment is sane])
732
echo timestamp > conftest.file
733
# Do `set' in a subshell so we don't clobber the current shell's
734
# arguments. Must try -L first in case configure is actually a
735
# symlink; some systems play weird games with the mod time of symlinks
736
# (eg FreeBSD returns the mod time of the symlink's containing
739
set X `ls -Lt $srcdir/configure conftest.file 2> /dev/null`
740
if test "$[*]" = "X"; then
742
set X `ls -t $srcdir/configure conftest.file`
745
if test "$[*]" != "X $srcdir/configure conftest.file" \
746
&& test "$[*]" != "X conftest.file $srcdir/configure"; then
748
# If neither matched, then we have a broken ls. This can happen
749
# if, for instance, CONFIG_SHELL is bash and it inherits a
750
# broken ls alias from the environment. This has actually
751
# happened. Such a system could not be considered "sane".
752
AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
753
alias in your environment])
756
test "$[2]" = conftest.file
762
AC_MSG_ERROR([newly created file is older than distributed files!
763
Check your system clock])
767
# Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
769
# This file is free software; the Free Software Foundation
770
# gives unlimited permission to copy and/or distribute it,
771
# with or without modifications, as long as this notice is preserved.
773
# AM_PROG_INSTALL_STRIP
774
# ---------------------
775
# One issue with vendor `install' (even GNU) is that you can't
776
# specify the program used to strip binaries. This is especially
777
# annoying in cross-compiling environments, where the build's strip
778
# is unlikely to handle the host's binaries.
779
# Fortunately install-sh will honor a STRIPPROG variable, so we
780
# always use install-sh in `make install-strip', and initialize
781
# STRIPPROG with the value of the STRIP variable (set by the user).
782
AC_DEFUN([AM_PROG_INSTALL_STRIP],
783
[AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
784
# Installed binaries are usually stripped using `strip' when the user
785
# run `make install-strip'. However `strip' might not be the right
786
# tool to use in cross-compilation environments, therefore Automake
787
# will honor the `STRIP' environment variable to overrule this program.
788
dnl Don't test for $cross_compiling = yes, because it might be `maybe'.
789
if test "$cross_compiling" != no; then
790
AC_CHECK_TOOL([STRIP], [strip], :)
792
INSTALL_STRIP_PROGRAM="\${SHELL} \$(install_sh) -c -s"
793
AC_SUBST([INSTALL_STRIP_PROGRAM])])
795
# Check how to create a tarball. -*- Autoconf -*-
797
# Copyright (C) 2004, 2005 Free Software Foundation, Inc.
799
# This file is free software; the Free Software Foundation
800
# gives unlimited permission to copy and/or distribute it,
801
# with or without modifications, as long as this notice is preserved.
805
# _AM_PROG_TAR(FORMAT)
806
# --------------------
807
# Check how to create a tarball in format FORMAT.
808
# FORMAT should be one of `v7', `ustar', or `pax'.
810
# Substitute a variable $(am__tar) that is a command
811
# writing to stdout a FORMAT-tarball containing the directory
813
# tardir=directory && $(am__tar) > result.tar
815
# Substitute a variable $(am__untar) that extract such
816
# a tarball read from stdin.
817
# $(am__untar) < result.tar
818
AC_DEFUN([_AM_PROG_TAR],
819
[# Always define AMTAR for backward compatibility.
820
AM_MISSING_PROG([AMTAR], [tar])
822
[am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'],
823
[m4_case([$1], [ustar],, [pax],,
824
[m4_fatal([Unknown tar format])])
825
AC_MSG_CHECKING([how to create a $1 tar archive])
826
# Loop over all known methods to create a tar archive until one works.
827
_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
828
_am_tools=${am_cv_prog_tar_$1-$_am_tools}
829
# Do not fold the above two line into one, because Tru64 sh and
830
# Solaris sh will not grok spaces in the rhs of `-'.
831
for _am_tool in $_am_tools
835
for _am_tar in tar gnutar gtar;
837
AM_RUN_LOG([$_am_tar --version]) && break
839
am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
840
am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
841
am__untar="$_am_tar -xf -"
844
# Must skip GNU tar: if it does not support --format= it doesn't create
845
# ustar tarball either.
846
(tar --version) >/dev/null 2>&1 && continue
847
am__tar='tar chf - "$$tardir"'
848
am__tar_='tar chf - "$tardir"'
852
am__tar='pax -L -x $1 -w "$$tardir"'
853
am__tar_='pax -L -x $1 -w "$tardir"'
857
am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
858
am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
859
am__untar='cpio -i -H $1 -d'
868
# If the value was cached, stop now. We just wanted to have am__tar
870
test -n "${am_cv_prog_tar_$1}" && break
872
# tar/untar a dummy directory, and stop if the command works
875
echo GrepMe > conftest.dir/file
876
AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
878
if test -s conftest.tar; then
879
AM_RUN_LOG([$am__untar <conftest.tar])
880
grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
885
AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
886
AC_MSG_RESULT([$am_cv_prog_tar_$1])])
888
AC_SUBST([am__untar])
891
m4_include([m4/gettext.m4])
892
m4_include([m4/iconv.m4])
893
m4_include([m4/lib-ld.m4])
894
m4_include([m4/lib-link.m4])
895
m4_include([m4/lib-prefix.m4])
896
m4_include([m4/nls.m4])
897
m4_include([m4/po.m4])
898
m4_include([m4/progtest.m4])
899
m4_include([acinclude.m4])