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dnl Configure script for readline library
4
dnl report bugs to chet@po.cwru.edu
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dnl Process this file with autoconf to produce a configure script.
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AC_REVISION([for Readline 4.0, version 2.14, from autoconf version] AC_ACVERSION)
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AC_CONFIG_HEADER(config.h)
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dnl make sure we are using a recent autoconf version
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dnl AC_CONFIG_AUX_DIR(./support)
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dnl configure defaults
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dnl arguments to configure
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AC_ARG_WITH(curses, --with-curses use the curses library instead of the termcap library,opt_curses=$withval)
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if test "$opt_curses" = "yes"; then
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# We want these before the checks, so the checks can modify their values.
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test -z "$CFLAGS" && CFLAGS=-g auto_cflags=1
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dnl BEGIN changes for CYGNUS cross-building for Cygwin
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dnl load up the cross-building cache file -- add more cases and cache
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dnl files as necessary
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if test "x$cross_compiling" = "xyes"; then
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cross_cache=${srcdir}/cross-build/cygwin.cache
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if test -r "${cross_cache}"; then
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echo "loading cross-build cache file ${cross_cache}"
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LOCAL_CFLAGS="$LOCAL_CFLAGS -I${srcdir}/../libtermcap"
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*) echo "configure: cross-compiling for a non-cygwin target is not supported" >&2
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if test "x$cross_compiling" = "xyes"; then
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CROSS_COMPILING_FLAG=-DCROSS_COMPILING
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AC_SUBST(CROSS_COMPILING_FLAG)
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if test -z "$CC_FOR_BUILD"; then
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if test "x$cross_compiling" = "xno"; then
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AC_SUBST(CC_FOR_BUILD)
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dnl END changes for CYGNUS cross-building for Cygwin
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# If we're using gcc and the user hasn't specified CFLAGS, add -O to CFLAGS.
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test -n "$GCC" && test -n "$auto_cflags" && CFLAGS="$CFLAGS -O"
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AC_PROG_GCC_TRADITIONAL
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AC_CHECK_PROG(AR, ar, ar)
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dnl Set default for ARFLAGS, since autoconf does not have a macro for it.
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dnl This allows people to set it when running configure or make
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test -n "$ARFLAGS" || ARFLAGS="cr"
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AC_CHECK_FUNCS(strcasecmp select setenv putenv tcgetattr setlocale lstat)
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AC_CHECK_HEADERS(unistd.h stdlib.h varargs.h stdarg.h string.h \
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sys/ptem.h sys/pte.h sys/stream.h sys/select.h \
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termcap.h termios.h termio.h sys/file.h locale.h)
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BASH_REINSTALL_SIGHANDLERS
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BASH_FUNC_POSIX_SETJMP
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BASH_CHECK_GETPW_FUNCS
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BASH_STRUCT_DIRENT_D_INO
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BASH_STRUCT_DIRENT_D_FILENO
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aix*) prefer_curses=yes ;;
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BASH_CHECK_LIB_TERMCAP
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if test "$TERMCAP_LIB" = "./lib/termcap/libtermcap.a"; then
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TERMCAP_LIB=-ltermcap #default
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*cray*) LOCAL_CFLAGS=-DCRAY ;;
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isc*) LOCAL_CFLAGS=-Disc386 ;;
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# shared library configuration section
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# Shared object configuration section. These values are generated by
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# ${srcdir}/support/shobj-conf
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if test -f ${srcdir}/support/shobj-conf; then
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AC_MSG_CHECKING(configuration for building shared libraries)
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eval `${CONFIG_SHELL-/bin/sh} ${srcdir}/support/shobj-conf -C ${CC} -c ${host_cpu} -o ${host_os} -v ${host_vendor}`
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AC_SUBST(SHOBJ_CFLAGS)
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AC_SUBST(SHOBJ_LDFLAGS)
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AC_SUBST(SHOBJ_XLDFLAGS)
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AC_SUBST(SHOBJ_STATUS)
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AC_SUBST(SHLIB_STATUS)
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AC_SUBST(SHLIB_XLDFLAGS)
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AC_SUBST(SHLIB_LIBSUFF)
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AC_SUBST(SHLIB_LIBVERSION)
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AC_MSG_RESULT($SHLIB_STATUS)
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AC_SUBST(LOCAL_CFLAGS)
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AC_SUBST(LOCAL_LDFLAGS)
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AC_SUBST(TERMCAP_LIB)
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AC_OUTPUT([Makefile doc/Makefile examples/Makefile shlib/Makefile],
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# Makefile uses this timestamp file to record whether config.h is up to date.