98fa4ade2c
* aclocal.m4: add EXEEXT setting rule
* configure.in: call it
* configure: regenerate
* Makefile.in: pepper with EXEEXTs in appropriate places,
set SHELL = @SHELL@ for those lame hosts that don't have a /bin/sh
541 lines
14 KiB
Text
541 lines
14 KiB
Text
dnl Autoconf configure script for GDB, the GNU debugger.
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dnl Copyright 1995, 1996 Free Software Foundation, Inc.
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dnl
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dnl This file is part of GDB.
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dnl
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dnl This program is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 2 of the License, or
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dnl (at your option) any later version.
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dnl
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dnl This program is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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dnl GNU General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with this program; if not, write to the Free Software
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dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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dnl Process this file with autoconf to produce a configure script.
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AC_PREREQ(2.5)dnl
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AC_INIT(main.c)
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AC_CONFIG_HEADER(config.h:config.in)
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AC_PROG_CC
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AC_AIX
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AC_MINIX
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AC_ISC_POSIX
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DLLTOOL=${DLLTOOL-dlltool}
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AC_SUBST(DLLTOOL)
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AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
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AC_CANONICAL_SYSTEM
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dnl List of object files added by configure.
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CONFIG_OBS=
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configdirs="doc testsuite"
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dnl
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changequote(,)dnl
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. ${srcdir}/configure.host
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. ${srcdir}/configure.tgt
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dnl
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changequote([,])dnl
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AC_PROG_INSTALL
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AC_CHECK_TOOL(AR, ar)
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AC_CHECK_TOOL(RANLIB, ranlib, :)
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AC_PROG_YACC
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AC_PROG_AWK
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AC_ARG_PROGRAM
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AC_TYPE_SIGNAL
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AC_HEADER_STDC
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AC_CHECK_HEADERS(limits.h memory.h string.h strings.h unistd.h termios.h termio.h sgtty.h stddef.h stdlib.h sys/procfs.h link.h endian.h objlist.h)
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AC_HEADER_STAT
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AC_C_CONST
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AC_CHECK_FUNCS(setpgid sbrk select poll)
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# If we are configured native on Linux, work around problems with sys/procfs.h
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if test "${target}" = "${host}"; then
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case "${host}" in
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i[3456]86-*-linux*)
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AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,"2")
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AC_DEFINE(sys_quotactl)
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;;
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esac
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fi
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AC_MSG_CHECKING([for gregset_t type])
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AC_CACHE_VAL(gdb_cv_have_gregset_t,
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[AC_TRY_LINK([#include <sys/procfs.h>],[gregset_t *gregsetp = 0],
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gdb_cv_have_gregset_t=yes, gdb_cv_have_gregset_t=no)])
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AC_MSG_RESULT($gdb_cv_have_gregset_t)
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if test $gdb_cv_have_gregset_t = yes; then
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AC_DEFINE(HAVE_GREGSET_T)
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fi
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AC_MSG_CHECKING([for fpregset_t type])
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AC_CACHE_VAL(gdb_cv_have_fpregset_t,
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[AC_TRY_LINK([#include <sys/procfs.h>],[fpregset_t *fpregsetp = 0],
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gdb_cv_have_fpregset_t=yes, gdb_cv_have_fpregset_t=no)])
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AC_MSG_RESULT($gdb_cv_have_fpregset_t)
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if test $gdb_cv_have_fpregset_t = yes; then
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AC_DEFINE(HAVE_FPREGSET_T)
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fi
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dnl See if host has libm. This is usually needed by simulators.
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AC_CHECK_LIB(m, main)
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dnl See if compiler supports "long long" type.
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AC_MSG_CHECKING(for long long support in compiler)
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AC_CACHE_VAL(gdb_cv_c_long_long,
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[AC_TRY_COMPILE(, [
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extern long long foo;
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switch (foo & 2) { case 0: return 1; }
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],
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gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
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AC_MSG_RESULT($gdb_cv_c_long_long)
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if test $gdb_cv_c_long_long = yes; then
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AC_DEFINE(CC_HAS_LONG_LONG)
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fi
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dnl See if the compiler and runtime support printing long long
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AC_MSG_CHECKING(for long long support in printf)
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AC_CACHE_VAL(gdb_cv_printf_has_long_long,
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[AC_TRY_RUN([
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int main () {
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char buf[16];
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long long l = 0x12345;
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sprintf (buf, "%llx", l);
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return (strcmp ("12345", buf));
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}],
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gdb_cv_printf_has_long_long=yes,
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gdb_cv_printf_has_long_long=no,
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gdb_cv_printf_has_long_long=no)])
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if test $gdb_cv_printf_has_long_long = yes; then
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AC_DEFINE(PRINTF_HAS_LONG_LONG)
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fi
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AC_MSG_RESULT($gdb_cv_printf_has_long_long)
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dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE
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dnl because autoconf complains about cross-compilation issues. However, this
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dnl code uses the same variables as the macro for compatibility.
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AC_MSG_CHECKING(for long double support in compiler)
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AC_CACHE_VAL(ac_cv_c_long_double,
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[AC_TRY_COMPILE(, [long double foo;],
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ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
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AC_MSG_RESULT($ac_cv_c_long_double)
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if test $ac_cv_c_long_double = yes; then
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AC_DEFINE(HAVE_LONG_DOUBLE)
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fi
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dnl See if the compiler and runtime support printing long doubles
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AC_MSG_CHECKING(for long double support in printf)
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AC_CACHE_VAL(gdb_cv_printf_has_long_double,
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[AC_TRY_RUN([
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int main () {
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char buf[16];
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long double f = 3.141592653;
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sprintf (buf, "%Lg", f);
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return (strncmp ("3.14159", buf, 7));
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}],
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gdb_cv_printf_has_long_double=yes,
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gdb_cv_printf_has_long_double=no,
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gdb_cv_printf_has_long_double=no)])
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if test $gdb_cv_printf_has_long_double = yes; then
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AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
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fi
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AC_MSG_RESULT($gdb_cv_printf_has_long_double)
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AC_FUNC_MMAP
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BFD_NEED_DECLARATION(malloc)
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BFD_NEED_DECLARATION(realloc)
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BFD_NEED_DECLARATION(free)
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dnl See if thread_db library is around for Solaris thread debugging. Note that
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dnl we must explicitly test for version 1 of the library because version 0
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dnl (present on Solaris 2.4 or earlier) doesn't have the same API.
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dnl Note that we only want this if we are both native (host == target), and
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dnl not doing a canadian cross build (build == host).
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if test ${build} = ${host} -a ${host} = ${target} ; then
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case ${host_os} in
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hpux*)
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AC_MSG_CHECKING(for HPUX/OSF thread support)
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if test -f /usr/include/dce/cma_config.h ; then
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if test "$GCC" = "yes" ; then
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
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CONFIG_OBS="${CONFIG_OJS} hpux-thread.o"
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else
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AC_MSG_RESULT(no (suppressed because you are not using GCC))
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fi
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else
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AC_MSG_RESULT(no)
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fi
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;;
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solaris*)
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AC_MSG_CHECKING(for Solaris thread debugging library)
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if test -f /usr/lib/libthread_db.so.1 ; then
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_THREAD_DB_LIB)
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CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
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AC_CHECK_LIB(dl, dlopen)
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if test "$GCC" = "yes" ; then
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CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Xlinker -export-dynamic"
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fi
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else
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AC_MSG_RESULT(no)
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fi
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;;
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esac
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AC_SUBST(CONFIG_LDFLAGS)
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fi
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dnl Handle optional features that can be enabled.
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ENABLE_CFLAGS=
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AC_ARG_ENABLE(netrom,
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[ --enable-netrom ],
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[case "${enableval}" in
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yes) enable_netrom=yes ;;
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no) enable_netrom=no ;;
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*) AC_MSG_ERROR(bad value ${enableval} given for netrom option) ;;
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esac])
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if test "${enable_netrom}" = "yes"; then
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CONFIG_OBS="${CONFIG_OBS} remote-nrom.o"
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fi
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# start-sanitize-gdbtk
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ENABLE_IDE=
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AC_ARG_ENABLE(ide, [ --enable-ide Enable IDE support])
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if test "$enable_ide" = yes; then
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enable_ide=yes
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ENABLE_IDE=1
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else
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enable_ide=no
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fi
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AC_SUBST(ENABLE_IDE)
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ENABLE_GDBTK=
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AC_ARG_ENABLE(gdbtk,
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[ --enable-gdbtk ],
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[case "${enableval}" in
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yes)
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case "$host" in
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*go32*)
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AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
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enable_gdbtk=no ;;
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*windows*)
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AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
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enable_gdbtk=no ;;
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*)
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enable_gdbtk=yes ;;
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esac ;;
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no)
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enable_gdbtk=no ;;
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*)
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AC_MSG_ERROR(bad value ${enableval} given for gdbtk option) ;;
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esac],
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[
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# Default is on for everything but go32 and cygwin32
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case "$host" in
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*go32* | *windows*)
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;;
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*)
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enable_gdbtk=yes ;;
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esac
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])
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# In the cygwin32 environment, we need some additional flags.
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AC_CACHE_CHECK([for cygwin32], gdb_cv_os_cygwin32,
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[AC_EGREP_CPP(lose, [
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#ifdef __CYGWIN32__
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lose
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#endif],[gdb_cv_os_cygwin32=yes],[gdb_cv_os_cygwin32=no])])
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WIN32LIBS=
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WIN32LDAPP=
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AC_SUBST(WIN32LIBS)
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AC_SUBST(WIN32LDAPP)
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if test x$gdb_cv_os_cygwin32 = xyes; then
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if test x$enable_ide = xyes; then
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WIN32LIBS="-ladvapi32"
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fi
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fi
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configdir="unix"
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if test "${enable_gdbtk}" = "yes"; then
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CY_AC_PATH_TCLCONFIG
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if test -z "${no_tcl}"; then
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CY_AC_LOAD_TCLCONFIG
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CY_AC_PATH_TKCONFIG
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# If $no_tk is nonempty, then we can't do Tk, and there is no
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# point to doing Tcl.
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if test -z "${no_tk}"; then
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CY_AC_LOAD_TKCONFIG
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CY_AC_PATH_TCLH
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CY_AC_PATH_TKH
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CY_AC_PATH_ITCLH
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CY_AC_PATH_TIX
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# now look for tix library stuff
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TIXVERSION=4.1.8.0
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. ${ac_cv_c_tclconfig}/tclConfig.sh
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case "${host}" in
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*-*-cygwin32*)
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tixdir=../tix/win/tcl8.0
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;;
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*)
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tixdir=../tix/unix/tk8.0
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;;
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esac
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if test "${TCL_LIB_VERSIONS_OK}" = "ok"; then
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TIXLIB="-L${tixdir} -ltix${TIXVERSION}"
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else
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TIXLIB="-L${tixdir} -ltix`echo ${TIXVERSION} | tr -d .`"
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fi
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ENABLE_GDBTK=1
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# Include some libraries that Tcl and Tk want.
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if test "${enable_ide}" = "yes"; then
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TCL_LIBS='$(IDE) $(ITCL) $(TIX) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
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else
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TCL_LIBS='$(ITCL) $(TIX) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
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fi
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# Yes, the ordering seems wrong here. But it isn't.
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# TK_LIBS is the list of libraries that need to be linked
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# after Tcl/Tk.
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LIBS="${LIBS} ${TCL_LIBS} ${TK_LIBS}"
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CONFIG_OBS="${CONFIG_OBS} gdbtk.o"
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if test x$gdb_cv_os_cygwin32 = xyes; then
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WIN32LIBS="${WIN32LIBS} -luser32"
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WIN32LDAPP="-Wl,--subsystem,windows"
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fi
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fi
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fi
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fi
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AC_SUBST(ENABLE_GDBTK)
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AC_SUBST(X_CFLAGS)
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AC_SUBST(X_LDFLAGS)
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AC_SUBST(X_LIBS)
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AC_SUBST(TIXLIB)
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# end-sanitize-gdbtk
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AC_SUBST(ENABLE_CFLAGS)
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AC_SUBST(CONFIG_OBS)
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# Begin stuff to support --enable-shared
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AC_ARG_ENABLE(shared,
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[ --enable-shared use shared libraries],
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[case "${enableval}" in
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yes) shared=true ;;
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no) shared=false ;;
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*) shared=true ;;
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esac])dnl
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HLDFLAGS=
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HLDENV=
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# If we have shared libraries, try to set rpath reasonably.
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if test "${shared}" = "true"; then
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case "${host}" in
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*-*-hpux*)
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HLDFLAGS='-Wl,+s,+b,$(libdir)'
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;;
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*-*-irix5* | *-*-irix6*)
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HLDFLAGS='-Wl,-rpath,$(libdir)'
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;;
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*-*-linux*aout*)
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;;
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*-*-linux* | *-pc-linux-gnu)
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HLDFLAGS='-Wl,-rpath,$(libdir)'
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;;
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*-*-solaris*)
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HLDFLAGS='-R $(libdir)'
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;;
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*-*-sysv4*)
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HLDENV='if test -z "$${LD_RUN_PATH}"; then LD_RUN_PATH=$(libdir); else LD_RUN_PATH=$${LD_RUN_PATH}:$(libdir); fi; export LD_RUN_PATH;'
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;;
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esac
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fi
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# On SunOS, if the linker supports the -rpath option, use it to
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# prevent ../bfd and ../opcodes from being included in the run time
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# search path.
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case "${host}" in
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*-*-sunos*)
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echo 'main () { }' > conftest.c
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${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
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|
if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
|
|
:
|
|
elif grep 'No such file' conftest.t >/dev/null 2>&1; then
|
|
:
|
|
elif grep 'do not mix' conftest.t >/dev/null 2>&1; then
|
|
:
|
|
elif grep 'some text already loaded' conftest.t >/dev/null 2>&1; then
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:
|
|
elif test "${shared}" = "true"; then
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HLDFLAGS='-Wl,-rpath=$(libdir)'
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|
else
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|
HLDFLAGS='-Wl,-rpath='
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|
fi
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|
rm -f conftest.t conftest.c conftest
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;;
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esac
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AC_SUBST(HLDFLAGS)
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AC_SUBST(HLDENV)
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|
# End stuff to support --enable-shared
|
|
|
|
# target_subdir is used by the testsuite to find the target libraries.
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|
target_subdir=
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if test "${host}" != "${target}"; then
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target_subdir="${target_alias}/"
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|
fi
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|
AC_SUBST(target_subdir)
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|
|
|
frags=
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|
host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
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|
if test ! -f ${host_makefile_frag}; then
|
|
AC_MSG_ERROR("*** Gdb does not support host ${host}")
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|
fi
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frags="$frags $host_makefile_frag"
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|
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|
target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
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|
if test ! -f ${target_makefile_frag}; then
|
|
AC_MSG_ERROR("*** Gdb does not support target ${target}")
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|
fi
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|
frags="$frags $target_makefile_frag"
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|
|
|
AC_SUBST_FILE(host_makefile_frag)
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|
AC_SUBST_FILE(target_makefile_frag)
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|
AC_SUBST(frags)
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|
|
|
changequote(,)dnl
|
|
hostfile=`sed -n '
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|
s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
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|
' ${host_makefile_frag}`
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|
|
|
targetfile=`sed -n '
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|
s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
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|
' ${target_makefile_frag}`
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|
|
# these really aren't orthogonal true/false values of the same condition,
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|
# but shells are slow enough that I like to reuse the test conditions
|
|
# whenever possible
|
|
if test "${target}" = "${host}"; then
|
|
nativefile=`sed -n '
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|
s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
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|
' ${host_makefile_frag}`
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|
# else
|
|
# GDBserver is only useful in a "native" enviroment
|
|
# configdirs=`echo $configdirs | sed 's/gdbserver//'`
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|
fi
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|
changequote([,])
|
|
|
|
# If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
|
|
# (NAT_FILE) is not set in config/*/*.m[ht] files, we don't make the
|
|
# corresponding links. But we have to remove the xm.h files and tm.h
|
|
# files anyway, e.g. when switching from "configure host" to
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|
# "configure none".
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|
|
files=
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|
links=
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|
rm -f xm.h
|
|
if test "${hostfile}" != ""; then
|
|
files="${files} config/${gdb_host_cpu}/${hostfile}"
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|
links="${links} xm.h"
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|
fi
|
|
rm -f tm.h
|
|
if test "${targetfile}" != ""; then
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|
files="${files} config/${gdb_target_cpu}/${targetfile}"
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|
links="${links} tm.h"
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|
fi
|
|
rm -f nm.h
|
|
if test "${nativefile}" != ""; then
|
|
files="${files} config/${gdb_host_cpu}/${nativefile}"
|
|
links="${links} nm.h"
|
|
else
|
|
# A cross-only configuration.
|
|
files="${files} config/nm-empty.h"
|
|
links="${links} nm.h"
|
|
fi
|
|
# start-sanitize-gdbtk
|
|
AC_PROG_LN_S
|
|
# Make it possible to use the GUI without doing a full install
|
|
if test "${enable_gdbtk}" = "yes" -a ! -d gdbtcl ; then
|
|
if test "$LN_S" = "ln -s" -a ! -f gdbtcl ; then
|
|
echo linking $srcdir/gdbtcl to gdbtcl
|
|
$LN_S $srcdir/gdbtcl gdbtcl
|
|
else
|
|
echo Warning: Unable to link $srcdir/gdbtcl to gdbtcl. You will need to do a
|
|
echo " " make install before you are able to run the GUI.
|
|
fi
|
|
fi
|
|
# end-sanitize-gdbtk
|
|
|
|
AC_LINK_FILES($files, $links)
|
|
|
|
dnl Check for exe extension set on certain hosts (e.g. Win32)
|
|
AM_EXEEXT
|
|
|
|
AC_CONFIG_SUBDIRS($configdirs)
|
|
AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
|
|
[
|
|
dnl Autoconf doesn't provide a mechanism for modifying definitions
|
|
dnl provided by makefile fragments.
|
|
dnl
|
|
if test "${nativefile}" = ""; then
|
|
sed -e '/^NATDEPFILES[[ ]]*=[[ ]]*/s//# NATDEPFILES=/' \
|
|
< Makefile > Makefile.tem
|
|
mv -f Makefile.tem Makefile
|
|
fi
|
|
|
|
changequote(,)dnl
|
|
sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/,
|
|
/^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,
|
|
/^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
|
|
mv -f Makefile.tmp Makefile
|
|
changequote([,])dnl
|
|
|
|
case x$CONFIG_HEADERS in
|
|
xconfig.h:config.in)
|
|
echo > stamp-h ;;
|
|
esac
|
|
],
|
|
[
|
|
gdb_host_cpu=$gdb_host_cpu
|
|
gdb_target_cpu=$gdb_target_cpu
|
|
nativefile=$nativefile
|
|
])
|
|
|
|
exit 0
|
|
|