dnl dnl Configure script for readline library dnl dnl report bugs to chet@po.cwru.edu dnl dnl Process this file with autoconf to produce a configure script. # Copyright (C) 1987-2005 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2, or (at your option) # any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA # 02111-1307, USA. AC_REVISION([for Readline 5.1, version 2.59]) m4_include([../config/override.m4]) AC_INIT(readline, 5.1-release, bug-readline@gnu.org) dnl make sure we are using a recent autoconf version AC_PREREQ(2.50) AC_CONFIG_SRCDIR(readline.h) dnl GDB LOCAL dnl AC_CONFIG_AUX_DIR(./support) AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..) AC_CONFIG_HEADERS(config.h) dnl update the value of RL_READLINE_VERSION in readline.h when this changes LIBVERSION=5.1 AC_CANONICAL_HOST dnl configure defaults opt_curses=no opt_purify=no dnl arguments to configure AC_ARG_WITH(curses, AC_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval) AC_ARG_WITH(purify, AC_HELP_STRING([--with-purify], [configure to postprocess with purify]), opt_purify=$withval) if test "$opt_curses" = "yes"; then prefer_curses=yes fi if test "$opt_purify" = yes; then PURIFY="purify" else PURIFY= fi dnl option parsing for optional features opt_multibyte=yes opt_static_libs=yes opt_shared_libs=no AC_ARG_ENABLE(multibyte, AC_HELP_STRING([--enable-multibyte], [enable multibyte characters if OS supports them]), opt_multibyte=$enableval) dnl AC_ARG_ENABLE(shared, AC_HELP_STRING([--enable-shared], [build shared libraries [[default=YES]]]), opt_shared_libs=$enableval) AC_ARG_ENABLE(static, AC_HELP_STRING([--enable-static], [build static libraries [[default=YES]]]), opt_static_libs=$enableval) if test $opt_multibyte = no; then AC_DEFINE(NO_MULTIBYTE_SUPPORT) fi dnl load up the cross-building cache file -- add more cases and cache dnl files as necessary dnl Note that host and target machine are the same, and different than the dnl build machine. CROSS_COMPILE= if test "x$cross_compiling" = "xyes"; then case "${host}" in *-cygwin*) cross_cache=${srcdir}/cross-build/cygwin.cache ;; *-mingw*) cross_cache=${srcdir}/cross-build/mingw.cache ;; i[[3456]]86-*-beos*) cross_cache=${srcdir}/cross-build/x86-beos.cache ;; *) echo "configure: cross-compiling for $host is not supported" >&2 ;; esac if test -n "${cross_cache}" && test -r "${cross_cache}"; then echo "loading cross-build cache file ${cross_cache}" . ${cross_cache} fi unset cross_cache CROSS_COMPILE='-DCROSS_COMPILING' AC_SUBST(CROSS_COMPILE) fi echo "" echo "Beginning configuration for readline-$LIBVERSION for ${host_cpu}-${host_vendor}-${host_os}" echo "" # We want these before the checks, so the checks can modify their values. test -z "$CFLAGS" && CFLAGS=-g auto_cflags=1 AC_PROG_MAKE_SET AC_PROG_CC dnl AC_AIX AC_MINIX dnl BEGIN changes for CYGNUS cross-building for Cygwin dnl NOTE: Some of these changes may no longer be necessary. dnl load up the cross-building cache file -- add more cases and cache dnl files as necessary if test "x$cross_compiling" = "xyes"; then case "${host}" in *-cygwin*) cross_cache=${srcdir}/cross-build/cygwin.cache LOCAL_CFLAGS="$LOCAL_CFLAGS -I${srcdir}/../libtermcap" ;; *-mingw32*) cross_cache=${srcdir}/cross-build/mingw.cache ;; *) echo "configure: cross-compiling for a non-cygwin target is not supported" >&2 ;; esac if test "x$cross_cache" != "x"; then if test -r "${cross_cache}"; then echo "loading cross-build cache file ${cross_cache}" . ${cross_cache} fi unset cross_cache fi fi if test -z "$CC_FOR_BUILD"; then if test "x$cross_compiling" = "xno"; then CC_FOR_BUILD='$(CC)' else CC_FOR_BUILD=gcc fi fi AC_SUBST(CC_FOR_BUILD) dnl END changes for CYGNUS cross-building for Cygwin # If we're using gcc and the user hasn't specified CFLAGS, add -O to CFLAGS. test -n "$GCC" && test -n "$auto_cflags" && CFLAGS="$CFLAGS -O" AC_PROG_GCC_TRADITIONAL AC_PROG_INSTALL AC_CHECK_PROG(AR, ar, , ar) dnl Set default for ARFLAGS, since autoconf does not have a macro for it. dnl This allows people to set it when running configure or make test -n "$ARFLAGS" || ARFLAGS="cr" AC_PROG_RANLIB MAKE_SHELL=/bin/sh AC_SUBST(MAKE_SHELL) AC_C_CONST AC_C_PROTOTYPES AC_C_CHAR_UNSIGNED AC_TYPE_SIGNAL AC_TYPE_SIZE_T AC_CHECK_TYPE(ssize_t, int) AC_HEADER_STDC AC_HEADER_STAT AC_HEADER_DIRENT AC_CHECK_FUNCS(fcntl kill lstat) AC_CHECK_FUNCS(memmove putenv select setenv setlocale \ strcasecmp strpbrk tcgetattr vsnprintf) AC_CHECK_FUNCS(isascii isxdigit) AC_CHECK_FUNCS(getpwent getpwnam getpwuid) AC_FUNC_STRCOLL AC_CHECK_HEADERS(fcntl.h unistd.h stdlib.h varargs.h stdarg.h string.h strings.h \ limits.h locale.h pwd.h memory.h termcap.h termios.h termio.h) AC_CHECK_HEADERS(sys/pte.h sys/stream.h sys/select.h sys/file.h) AC_CHECK_HEADERS(sys/ptem.h,,, [[ #if HAVE_SYS_STREAM_H # include <sys/stream.h> #endif ]]) BASH_SYS_SIGNAL_VINTAGE BASH_SYS_REINSTALL_SIGHANDLERS BASH_FUNC_POSIX_SETJMP BASH_FUNC_LSTAT BASH_FUNC_STRCOLL BASH_FUNC_CTYPE_NONASCII BASH_CHECK_GETPW_FUNCS AC_HEADER_TIOCGWINSZ BASH_TYPE_SIGHANDLER BASH_HAVE_TIOCSTAT BASH_HAVE_FIONREAD BASH_CHECK_SPEED_T BASH_STRUCT_WINSIZE BASH_STRUCT_DIRENT_D_INO BASH_STRUCT_DIRENT_D_FILENO dnl yuck case "$host_os" in aix*) prefer_curses=yes ;; esac BASH_CHECK_LIB_TERMCAP if test "$TERMCAP_LIB" = "./lib/termcap/libtermcap.a"; then if test "$prefer_curses" = yes; then TERMCAP_LIB=-lcurses else TERMCAP_LIB=-ltermcap #default fi fi BASH_CHECK_MULTIBYTE case "$host_cpu" in *cray*) LOCAL_CFLAGS=-DCRAY ;; *s390*) LOCAL_CFLAGS=-fsigned-char ;; esac case "$host_os" in isc*) LOCAL_CFLAGS=-Disc386 ;; esac # shared library configuration section # # Shared object configuration section. These values are generated by # ${srcdir}/support/shobj-conf # if test -f ${srcdir}/support/shobj-conf; then AC_MSG_CHECKING(configuration for building shared libraries) eval `TERMCAP_LIB=$TERMCAP_LIB ${CONFIG_SHELL-/bin/sh} ${srcdir}/support/shobj-conf -C "${CC}" -c ${host_cpu} -o ${host_os} -v ${host_vendor}` # case "$SHLIB_LIBS" in # *curses*|*termcap*|*termlib*) ;; # *) SHLIB_LIBS="$SHLIB_LIBS $TERMCAP_LIB" ;; # esac AC_SUBST(SHOBJ_CC) AC_SUBST(SHOBJ_CFLAGS) AC_SUBST(SHOBJ_LD) AC_SUBST(SHOBJ_LDFLAGS) AC_SUBST(SHOBJ_XLDFLAGS) AC_SUBST(SHOBJ_LIBS) AC_SUBST(SHOBJ_STATUS) AC_SUBST(SHLIB_STATUS) AC_SUBST(SHLIB_XLDFLAGS) AC_SUBST(SHLIB_DOT) AC_SUBST(SHLIB_LIBPREF) AC_SUBST(SHLIB_LIBSUFF) AC_SUBST(SHLIB_LIBVERSION) AC_SUBST(SHLIB_DLLVERSION) AC_SUBST(SHLIB_LIBS) AC_MSG_RESULT($SHLIB_STATUS) # SHLIB_STATUS is either `supported' or `unsupported'. If it's # `unsupported', turn off any default shared library building if test "$SHLIB_STATUS" = 'unsupported'; then opt_shared_libs=no fi # shared library versioning # quoted for m4 so I can use character classes SHLIB_MAJOR=[`expr "$LIBVERSION" : '\([0-9]\)\..*'`] SHLIB_MINOR=[`expr "$LIBVERSION" : '[0-9]\.\([0-9]\).*'`] AC_SUBST(SHLIB_MAJOR) AC_SUBST(SHLIB_MINOR) fi if test "$opt_static_libs" = "yes"; then STATIC_TARGET=static STATIC_INSTALL_TARGET=install-static fi if test "$opt_shared_libs" = "yes"; then SHARED_TARGET=shared SHARED_INSTALL_TARGET=install-shared fi AC_SUBST(STATIC_TARGET) AC_SUBST(SHARED_TARGET) AC_SUBST(STATIC_INSTALL_TARGET) AC_SUBST(SHARED_INSTALL_TARGET) case "$host_os" in msdosdjgpp*) BUILD_DIR=`pwd.exe` ;; # to prevent //d/path/file *) BUILD_DIR=`pwd` ;; esac case "$BUILD_DIR" in *\ *) BUILD_DIR=`echo "$BUILD_DIR" | sed 's: :\\\\ :g'` ;; *) ;; esac AC_SUBST(PURIFY) AC_SUBST(BUILD_DIR) AC_SUBST(CFLAGS) AC_SUBST(LOCAL_CFLAGS) AC_SUBST(LOCAL_LDFLAGS) AC_SUBST(LOCAL_DEFS) AC_SUBST(AR) AC_SUBST(ARFLAGS) AC_SUBST(host_cpu) AC_SUBST(host_os) AC_SUBST(LIBVERSION) AC_SUBST(TERMCAP_LIB) AC_OUTPUT([Makefile doc/Makefile examples/Makefile shlib/Makefile], [ # Makefile uses this timestamp file to record whether config.h is up to date. echo > stamp-h ])