| 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. |
| AC_REVISION([for Readline 4.3, version 2.45, from autoconf version] AC_ACVERSION) |
| |
| AC_INIT(readline, 4.3, bug-readline@gnu.org) |
| |
| dnl make sure we are using a recent autoconf version |
| AC_PREREQ(2.50) |
| |
| AC_CONFIG_SRCDIR(readline.h) |
| dnl AC_CONFIG_AUX_DIR(./support) |
| AC_CONFIG_HEADERS(config.h) |
| |
| dnl update the value of RL_READLINE_VERSION in readline.h when this changes |
| LIBVERSION=4.3 |
| |
| AC_CANONICAL_HOST |
| |
| dnl configure defaults |
| opt_curses=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=$withval) |
| |
| if test "$opt_curses" = "yes"; then |
| prefer_curses=yes |
| fi |
| |
| dnl option parsing for optional features |
| opt_static_libs=yes |
| opt_shared_libs=no |
| |
| AC_ARG_ENABLE(static, AC_HELP_STRING([--enable-static], [build static libraries [[default=YES]]]), opt_static_libs=$enableval) |
| |
| echo "" |
| echo "Beginning configuration for readline-$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 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}" |
| . ${cross_cache} |
| fi |
| unset cross_cache |
| fi |
| fi |
| |
| if test "x$cross_compiling" = "xyes"; then |
| CROSS_COMPILING_FLAG=-DCROSS_COMPILING |
| else |
| CROSS_COMPILING_FLAG= |
| fi |
| AC_SUBST(CROSS_COMPILING_FLAG) |
| |
| 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 "$ARFLAGS" || ARFLAGS="cr" |
| AC_PROG_RANLIB |
| |
| MAKE_SHELL=/bin/sh |
| AC_SUBST(MAKE_SHELL) |
| |
| AC_C_CONST |
| AC_C_PROTOTYPES |
| AC_C_CHAR_UNSIGNED |
| |
| AC_TYPE_SIGNAL |
| |
| AC_TYPE_SIZE_T |
| AC_CHECK_TYPE(ssize_t, int) |
| |
| AC_HEADER_STAT |
| AC_HEADER_DIRENT |
| |
| AC_CHECK_FUNCS(fcntl kill lstat memmove putenv select setenv setlocale \ |
| strcasecmp strpbrk tcgetattr vsnprintf isascii isxdigit \ |
| getpwname getpwent getpwuid) |
| |
| AC_FUNC_STRCOLL |
| |
| AC_CHECK_HEADERS(unistd.h stdlib.h varargs.h stdarg.h string.h strings.h \ |
| limits.h sys/ptem.h sys/pte.h sys/stream.h sys/select.h \ |
| termcap.h termios.h termio.h sys/file.h locale.h memory.h \ |
| pwd.h) |
| |
| BASH_SYS_SIGNAL_VINTAGE |
| BASH_SYS_REINSTALL_SIGHANDLERS |
| |
| BASH_FUNC_POSIX_SETJMP |
| BASH_FUNC_LSTAT |
| BASH_FUNC_STRCOLL |
| |
| BASH_CHECK_GETPW_FUNCS |
| |
| AC_HEADER_TIOCGWINSZ |
| |
| BASH_TYPE_SIGHANDLER |
| BASH_HAVE_TIOCSTAT |
| BASH_HAVE_FIONREAD |
| BASH_CHECK_SPEED_T |
| BASH_STRUCT_WINSIZE |
| BASH_STRUCT_DIRENT_D_INO |
| BASH_STRUCT_DIRENT_D_FILENO |
| |
| dnl yuck |
| case "$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 ${srcdir}/support/shobj-conf; then |
| AC_MSG_CHECKING(configuration for building shared libraries) |
| eval `${CONFIG_SHELL-/bin/sh} ${srcdir}/support/shobj-conf -C "${CC}" -c ${host_cpu} -o ${host_os} -v ${host_vendor}` |
| AC_SUBST(SHOBJ_CC) |
| AC_SUBST(SHOBJ_CFLAGS) |
| AC_SUBST(SHOBJ_LD) |
| AC_SUBST(SHOBJ_LDFLAGS) |
| AC_SUBST(SHOBJ_XLDFLAGS) |
| AC_SUBST(SHOBJ_LIBS) |
| AC_SUBST(SHOBJ_STATUS) |
| AC_SUBST(SHLIB_STATUS) |
| AC_SUBST(SHLIB_XLDFLAGS) |
| AC_SUBST(SHLIB_LIBSUFF) |
| AC_SUBST(SHLIB_LIBVERSION) |
| AC_SUBST(SHLIB_LIBS) |
| AC_MSG_RESULT($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 |
| |
| 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 |
| ]) |