216 lines
5.2 KiB
Plaintext
216 lines
5.2 KiB
Plaintext
dnl
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dnl Configure script for readline library
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dnl
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dnl report bugs to chet@po.cwru.edu
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dnl
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dnl Process this file with autoconf to produce a configure script.
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AC_REVISION([for Readline 5.0, version 2.52, from autoconf version] AC_ACVERSION)
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AC_INIT(readline, 5.0-rc1, bug-readline@gnu.org)
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dnl make sure we are using a recent autoconf version
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AC_PREREQ(2.50)
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AC_CONFIG_SRCDIR(readline.h)
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AC_CONFIG_AUX_DIR(./support)
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AC_CONFIG_HEADERS(config.h)
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dnl update the value of RL_READLINE_VERSION in readline.h when this changes
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LIBVERSION=5.0
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AC_CANONICAL_HOST
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dnl configure defaults
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opt_curses=no
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dnl arguments to configure
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AC_ARG_WITH(curses, AC_HELP_STRING([--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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prefer_curses=yes
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fi
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dnl option parsing for optional features
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opt_multibyte=yes
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opt_static_libs=yes
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opt_shared_libs=yes
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AC_ARG_ENABLE(multibyte, AC_HELP_STRING([--enable-multibyte], [enable multibyte characters if OS supports them]), opt_multibyte=$enableval)
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AC_ARG_ENABLE(shared, AC_HELP_STRING([--enable-shared], [build shared libraries [[default=YES]]]), opt_shared_libs=$enableval)
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AC_ARG_ENABLE(static, AC_HELP_STRING([--enable-static], [build static libraries [[default=YES]]]), opt_static_libs=$enableval)
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if test $opt_multibyte = no; then
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AC_DEFINE(NO_MULTIBYTE_SUPPORT)
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fi
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echo ""
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echo "Beginning configuration for readline-$LIBVERSION for ${host_cpu}-${host_vendor}-${host_os}"
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echo ""
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# We want these before the checks, so the checks can modify their values.
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test -z "$CFLAGS" && CFLAGS=-g auto_cflags=1
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AC_PROG_MAKE_SET
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AC_PROG_CC
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dnl AC_AIX
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AC_MINIX
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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="$CFLAGS -O"
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AC_PROG_GCC_TRADITIONAL
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AC_PROG_INSTALL
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AC_CHECK_PROG(AR, ar, , ar)
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dnl Set default for ARFLAGS, since autoconf does not have a macro for it.
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dnl This allows people to set it when running configure or make
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test -n "$ARFLAGS" || ARFLAGS="cr"
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AC_PROG_RANLIB
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MAKE_SHELL=/bin/sh
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AC_SUBST(MAKE_SHELL)
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AC_C_CONST
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AC_C_PROTOTYPES
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AC_C_CHAR_UNSIGNED
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AC_TYPE_SIGNAL
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AC_TYPE_SIZE_T
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AC_CHECK_TYPE(ssize_t, int)
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AC_HEADER_STDC
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AC_HEADER_STAT
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AC_HEADER_DIRENT
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AC_CHECK_FUNCS(lstat memmove putenv select setenv setlocale \
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strcasecmp strpbrk tcgetattr vsnprintf isascii isxdigit)
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AC_FUNC_STRCOLL
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AC_CHECK_HEADERS(unistd.h stdlib.h varargs.h stdarg.h string.h strings.h \
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limits.h 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 memory.h )
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BASH_SYS_SIGNAL_VINTAGE
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BASH_SYS_REINSTALL_SIGHANDLERS
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BASH_FUNC_POSIX_SETJMP
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BASH_FUNC_LSTAT
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BASH_FUNC_STRCOLL
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BASH_FUNC_CTYPE_NONASCII
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BASH_CHECK_GETPW_FUNCS
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AC_HEADER_TIOCGWINSZ
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BASH_TYPE_SIGHANDLER
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BASH_HAVE_TIOCSTAT
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BASH_HAVE_FIONREAD
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BASH_CHECK_SPEED_T
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BASH_STRUCT_WINSIZE
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BASH_STRUCT_DIRENT_D_INO
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BASH_STRUCT_DIRENT_D_FILENO
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dnl yuck
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case "$host_os" in
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aix*) prefer_curses=yes ;;
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esac
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BASH_CHECK_LIB_TERMCAP
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if test "$TERMCAP_LIB" = "./lib/termcap/libtermcap.a"; then
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if test "$prefer_curses" = yes; then
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TERMCAP_LIB=-lcurses
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else
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TERMCAP_LIB=-ltermcap #default
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fi
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fi
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BASH_CHECK_MULTIBYTE
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case "$host_cpu" in
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*cray*) LOCAL_CFLAGS=-DCRAY ;;
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*s390*) LOCAL_CFLAGS=-fsigned-char ;;
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esac
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case "$host_os" in
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isc*) LOCAL_CFLAGS=-Disc386 ;;
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esac
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# shared library configuration section
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#
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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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#
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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 ${host_vendor}`
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AC_SUBST(SHOBJ_CC)
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AC_SUBST(SHOBJ_CFLAGS)
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AC_SUBST(SHOBJ_LD)
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AC_SUBST(SHOBJ_LDFLAGS)
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AC_SUBST(SHOBJ_XLDFLAGS)
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AC_SUBST(SHOBJ_LIBS)
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AC_SUBST(SHOBJ_STATUS)
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AC_SUBST(SHLIB_STATUS)
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AC_SUBST(SHLIB_XLDFLAGS)
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AC_SUBST(SHLIB_LIBSUFF)
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AC_SUBST(SHLIB_LIBVERSION)
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AC_SUBST(SHLIB_LIBS)
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AC_MSG_RESULT($SHLIB_STATUS)
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# SHLIB_STATUS is either `supported' or `unsupported'. If it's
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# `unsupported', turn off any default shared library building
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if test "$SHLIB_STATUS" = 'unsupported'; then
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opt_shared_libs=no
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fi
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# shared library versioning
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# quoted for m4 so I can use character classes
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SHLIB_MAJOR=[`expr "$LIBVERSION" : '\([0-9]\)\..*'`]
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SHLIB_MINOR=[`expr "$LIBVERSION" : '[0-9]\.\([0-9]\).*'`]
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AC_SUBST(SHLIB_MAJOR)
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AC_SUBST(SHLIB_MINOR)
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fi
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if test "$opt_static_libs" = "yes"; then
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STATIC_TARGET=static
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STATIC_INSTALL_TARGET=install-static
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fi
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if test "$opt_shared_libs" = "yes"; then
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SHARED_TARGET=shared
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SHARED_INSTALL_TARGET=install-shared
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fi
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AC_SUBST(STATIC_TARGET)
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AC_SUBST(SHARED_TARGET)
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AC_SUBST(STATIC_INSTALL_TARGET)
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AC_SUBST(SHARED_INSTALL_TARGET)
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case "$host_os" in
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msdosdjgpp*) BUILD_DIR=`pwd.exe` ;; # to prevent //d/path/file
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*) BUILD_DIR=`pwd` ;;
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esac
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AC_SUBST(BUILD_DIR)
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AC_SUBST(CFLAGS)
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AC_SUBST(LOCAL_CFLAGS)
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AC_SUBST(LOCAL_LDFLAGS)
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AC_SUBST(LOCAL_DEFS)
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AC_SUBST(AR)
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AC_SUBST(ARFLAGS)
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AC_SUBST(host_cpu)
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AC_SUBST(host_os)
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AC_SUBST(LIBVERSION)
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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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[
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# Makefile uses this timestamp file to record whether config.h is up to date.
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echo > stamp-h
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])
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