1445 lines
44 KiB
Text
1445 lines
44 KiB
Text
dnl Autoconf configure script for GDB, the GNU debugger.
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dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
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dnl 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(2.13)dnl
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AC_INIT(main.c)
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AC_CONFIG_HEADER(config.h:config.in)
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AM_MAINTAINER_MODE
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AC_PROG_CC
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AC_GNU_SOURCE
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AC_AIX
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AC_ISC_POSIX
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AM_PROG_CC_STDC
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AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
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AC_CANONICAL_SYSTEM
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# FIXME: kettenis/20030102: The AC_PROG_RANLIB from Autoconf 2.13
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# doesn't support cross-compilation, but the one from Autoconf 2.5x
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# does. Override RANLIB here (i.e. before running AC_PROG_RANLIB) to
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# deal with the lossage. Note that CY_GNU_GETTEXT currently calls
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# AC_PROG_RANLIB. This can be removed when we switch to Autoconf
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# 2.5x.
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AC_CHECK_TOOL(RANLIB, ranlib, :)
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dnl Set up for gettext. PACKAGE is used when we call bindtextdomain.
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ALL_LINGUAS=
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CY_GNU_GETTEXT
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AC_DEFINE(PACKAGE, "gdb", [Name of this package. ])
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debugdir=${libdir}/debug
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AC_ARG_WITH(separate-debug-dir,
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[ --with-separate-debug-dir=path Look for global separate debug info in this path [LIBDIR/debug]],
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[debugdir="${withval}"])
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AC_DEFINE_DIR(DEBUGDIR, debugdir,
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[Global directory for separate debug files. ])
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#AC_DEFINE_UNQUOTED(DEBUGDIR, "$debugdir"),
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dnl List of object files added by configure.
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CONFIG_OBS=
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CONFIG_DEPS=
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CONFIG_SRCS=
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ENABLE_CFLAGS=
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CONFIG_ALL=
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CONFIG_CLEAN=
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CONFIG_INSTALL=
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CONFIG_UNINSTALL=
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AC_CONFIG_SUBDIRS(doc testsuite)
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configdirs=
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. $srcdir/configure.host
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. $srcdir/configure.tgt
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# Fetch the default architecture and default target vector from BFD.
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targ=$target; . $srcdir/../bfd/config.bfd
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# We only want the first architecture, so strip off the others if
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# there is more than one.
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targ_archs=`echo $targ_archs | sed 's/ .*//'`
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if test "x$targ_archs" != x; then
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AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs,
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[Define to BFD's default architecture. ])
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fi
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if test "x$targ_defvec" != x; then
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AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec,
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[Define to BFD's default target vector. ])
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fi
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AC_ARG_PROGRAM
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# The CLI cannot be disabled yet, but may be in the future.
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# Enable CLI.
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AC_ARG_ENABLE(gdbcli,
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[ --disable-gdbcli disable command-line interface (CLI)],
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[case $enableval in
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yes)
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;;
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no)
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AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;;
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esac],
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[enable_gdbcli=yes])
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if test x"$enable_gdbcli" = xyes; then
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if test -d $srcdir/cli; then
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CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)"
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CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)"
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CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)"
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ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)"
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fi
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fi
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# Enable MI.
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AC_ARG_ENABLE(gdbmi,
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[ --disable-gdbmi disable machine-interface (MI)],
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[case $enableval in
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yes | no)
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;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;;
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esac],
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[enable_gdbmi=yes])
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if test x"$enable_gdbmi" = xyes; then
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if test -d $srcdir/mi; then
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CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)"
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CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)"
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CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)"
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ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)"
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fi
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fi
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# Enable TUI.
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AC_ARG_ENABLE(tui,
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[ --enable-tui enable full-screen terminal user interface (TUI)],
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[case $enableval in
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yes | no)
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;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
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esac])
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if test x"$enable_tui" = xyes; then
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if test -d $srcdir/tui; then
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CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)"
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CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)"
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CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)"
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ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)"
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need_curses=yes
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fi
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fi
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# Enable gdbtk.
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AC_ARG_ENABLE(gdbtk,
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[ --enable-gdbtk enable gdbtk graphical user interface (GUI)],
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[case $enableval in
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yes | no)
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;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;;
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esac],
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[if test -d $srcdir/gdbtk; then
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enable_gdbtk=yes
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else
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enable_gdbtk=no
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fi])
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# We unconditionally disable gdbtk tests on selected platforms.
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case $host_os in
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go32* | windows*)
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AC_MSG_WARN([gdbtk isn't supported on $host; disabling])
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enable_gdbtk=no ;;
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esac
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# Libunwind support.
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AC_ARG_WITH(libunwind,
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[ --with-libunwind Use libunwind frame unwinding support],
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[case "${withval}" in
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yes) enable_libunwind=yes ;;
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no) enable_libunwind=no ;;
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*) AC_MSG_ERROR(bad value ${withval} for GDB with-libunwind option) ;;
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esac],[
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AC_CHECK_HEADERS(libunwind.h)
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AC_CHECK_HEADERS(libunwind-ia64.h)
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if test x"$ac_cv_header_libunwind_h" = xyes -a x"$ac_cv_header_libunwind_ia64_h" = xyes; then
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enable_libunwind=yes;
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fi
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])
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if test x"$enable_libunwind" = xyes; then
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AC_CHECK_HEADERS(libunwind.h)
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AC_CHECK_HEADERS(libunwind-ia64.h)
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AC_DEFINE(HAVE_LIBUNWIND, 1)
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CONFIG_OBS="$CONFIG_OBS libunwind-frame.o"
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CONFIG_DEPS="$CONFIG_DEPS libunwind-frame.o"
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CONFIG_SRCS="$CONFIG_SRCS libunwind-frame.c"
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fi
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# Profiling support.
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AC_ARG_ENABLE(profiling,
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[ --enable-profiling enable profiling of GDB],
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[case $enableval in
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yes | no)
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;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-profile]) ;;
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esac],
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[enable_profiling=no])
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AC_CHECK_FUNCS(monstartup _mcleanup)
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AC_CACHE_CHECK([for _etext], ac_cv_var__etext,
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[AC_TRY_LINK(
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[#include <stdlib.h>
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extern char _etext;
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],
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[free (&_etext);], ac_cv_var__etext=yes, ac_cv_var__etext=no)])
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if test $ac_cv_var__etext = yes; then
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AC_DEFINE(HAVE__ETEXT, 1,
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[Define to 1 if your system has the _etext variable. ])
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fi
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if test "$enable_profiling" = yes ; then
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if test $ac_cv_func_monstartup = no || test $ac_cv_func__mcleanup = no; then
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AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup)
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fi
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PROFILE_CFLAGS=-pg
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OLD_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS $PROFILE_CFLAGS"
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AC_CACHE_CHECK([whether $CC supports -pg], ac_cv_cc_supports_pg,
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[AC_TRY_COMPILE([], [int x;], ac_cv_cc_supports_pg=yes,
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ac_cv_cc_supports_pg=no)])
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if test $ac_cv_cc_supports_pg = no; then
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AC_MSG_ERROR(--enable-profiling requires a compiler which supports -pg)
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fi
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CFLAGS="$OLD_CFLAGS"
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fi
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# --------------------- #
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# Checks for programs. #
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# --------------------- #
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AC_PROG_AWK
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AC_PROG_INSTALL
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AC_PROG_LN_S
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AC_PROG_RANLIB
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AC_PROG_YACC
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AC_CHECK_TOOL(AR, ar)
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AC_CHECK_TOOL(DLLTOOL, dlltool)
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AC_CHECK_TOOL(WINDRES, windres)
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# Needed for GNU/Hurd.
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AC_CHECK_TOOL(MIG, mig)
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# ---------------------- #
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# Checks for libraries. #
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# ---------------------- #
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# We might need to link with -lm; most simulators need it.
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AC_CHECK_LIB(m, main)
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# We need to link with -lw to get `wctype' on Solaris before Solaris
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# 2.6. Solaris 2.6 and beyond have this function in libc, and have a
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# libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1
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# is known to have this problem). Therefore we avoid libw if we can.
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AC_CHECK_FUNC(wctype, [],
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[AC_CHECK_LIB(w, wctype)])
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# Some systems (e.g. Solaris) have `gethostbyname' in libnsl.
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AC_SEARCH_LIBS(gethostbyname, nsl)
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# Some systems (e.g. Solaris) have `socketpair' in libsocket.
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AC_SEARCH_LIBS(socketpair, socket)
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# Since GDB uses Readline, we need termcap functionality, so we need
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# to find a library that provides that. When GDB is configured with
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# --enable-tui, we need full curses functionality.
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#
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# FIXME: kettenis/20030102: We seem to prefer HP curses (Hcurses) over
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# Xcurses on HP-UX; see the `-D__HP_CURSES' in the relevant host
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# Makefile fragments. That's why we need to have `Hcurses' before
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# `curses'. I don't see why we should use HP curses if a more
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# standard curses is available, except that according to HP's
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# documentation one needs to compile `-D_XOPEN_SOURCE_EXTENDED' on
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# HP-UX 10.10 and 10.20.
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if test "$need_curses" = yes; then
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AC_SEARCH_LIBS(initscr, [ncurses Hcurses curses], [],
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[AC_MSG_ERROR([no curses library found])])
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fi
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case $host_os in
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cygwin*)
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if test -d $srcdir/libtermcap; then
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LIBS="../libtermcap/libtermcap.a $LIBS"
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ac_cv_search_tgetent="../libtermcap/libtermcap.a"
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fi ;;
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go32* | *djgpp*)
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ac_cv_search_tgetent="none required"
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;;
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aix*)
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# Readline prefers curses over termcap on AIX.
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# ??? Why?
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AC_SEARCH_LIBS(tgetent, [tinfo ncurses curses termcap])
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;;
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esac
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# Note: We used to check for libtermlib and libterminfo too, but
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# Readline doesn't, so I think we're safe with leaving them out.
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AC_SEARCH_LIBS(tgetent, [termcap tinfo ncurses Hcurses curses])
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if test "$ac_cv_search_tgetent" = no; then
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AC_MSG_ERROR([no termcap library found])
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fi
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# ------------------------- #
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# Checks for header files. #
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# ------------------------- #
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AC_HEADER_DIRENT
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AC_HEADER_STAT
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AC_HEADER_STDC
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AC_CHECK_HEADERS(link.h)
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AC_CHECK_HEADERS(machine/reg.h)
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AC_CHECK_HEADERS(nlist.h)
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AC_CHECK_HEADERS(poll.h sys/poll.h)
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AC_CHECK_HEADERS(proc_service.h thread_db.h)
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AC_CHECK_HEADERS(stddef.h)
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AC_CHECK_HEADERS(stdlib.h)
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AC_CHECK_HEADERS(stdint.h)
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AC_CHECK_HEADERS(string.h memory.h strings.h)
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AC_CHECK_HEADERS(sys/fault.h)
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AC_CHECK_HEADERS(sys/file.h)
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AC_CHECK_HEADERS(sys/filio.h)
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AC_CHECK_HEADERS(sys/ioctl.h)
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AC_CHECK_HEADERS(sys/param.h)
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AC_CHECK_HEADERS(sys/proc.h)
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AC_CHECK_HEADERS(sys/procfs.h)
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AC_CHECK_HEADERS(sys/ptrace.h ptrace.h)
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AC_CHECK_HEADERS(sys/reg.h sys/debugreg.h)
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AC_CHECK_HEADERS(sys/select.h)
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AC_CHECK_HEADERS(sys/syscall.h)
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AC_CHECK_HEADERS(sys/user.h)
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AC_CHECK_HEADERS(sys/wait.h wait.h)
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AC_CHECK_HEADERS(termios.h termio.h sgtty.h)
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AC_CHECK_HEADERS(unistd.h)
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# On Solaris 2.[78], we need to define _MSE_INT_H to avoid a clash
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# between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to
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# think that we don't have <curses.h> if we're using GCC.
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case $host_os in
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solaris2.[[78]])
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if test "$GCC" = yes; then
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AC_DEFINE(_MSE_INT_H, 1,
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[[Define to 1 to avoid a clash between <widec.h> and <wchar.h> on
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Solaris 2.[78] when using GCC. ]])
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fi ;;
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esac
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AC_CHECK_HEADERS(curses.h ncurses.h term.h)
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# FIXME: kettenis/20030102: In most cases we include these
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# unconditionally, so what's the point in checking these?
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AC_CHECK_HEADERS(ctype.h time.h)
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dnl Check for struct stat with an st_blocks member
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AC_MSG_CHECKING(for member st_blocks in struct stat)
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AC_CACHE_VAL(gdb_cv_have_struct_stat_with_st_blocks_member,
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[AC_TRY_COMPILE([#include <sys/types.h>
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#include <sys/stat.h>],
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[struct stat st; (void) st.st_blocks;],
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gdb_cv_have_struct_stat_with_st_blocks_member=yes,
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gdb_cv_have_struct_stat_with_st_blocks_member=no)])
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AC_MSG_RESULT($gdb_cv_have_struct_stat_with_st_blocks_member)
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|
if test $gdb_cv_have_struct_stat_with_st_blocks_member = yes; then
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AC_DEFINE(HAVE_STRUCT_STAT_ST_BLOCKS)
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fi
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# ------------------------- #
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# Checks for declarations. #
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# ------------------------- #
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gcc_AC_CHECK_DECLS(getopt)
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# ------------------ #
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# Checks for types. #
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# ------------------ #
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AC_TYPE_SIGNAL
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# ------------------------------------- #
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# Checks for compiler characteristics. #
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# ------------------------------------- #
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AC_C_CONST
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AC_C_INLINE
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# ------------------------------ #
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# Checks for library functions. #
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# ------------------------------ #
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AC_FUNC_ALLOCA
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AC_FUNC_MMAP
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AC_FUNC_VFORK
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AC_CHECK_FUNCS(canonicalize_file_name realpath)
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AC_CHECK_FUNCS(poll)
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AC_CHECK_FUNCS(pread64)
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AC_CHECK_FUNCS(sbrk)
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AC_CHECK_FUNCS(setpgid setpgrp)
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AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask)
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AC_CHECK_FUNCS(socketpair)
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AC_CHECK_FUNCS(syscall)
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dnl AC_FUNC_SETPGRP does not work when cross compiling
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dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
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if test "$cross_compiling" = no; then
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AC_FUNC_SETPGRP
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|
else
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AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void,
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|
[AC_TRY_COMPILE([
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#include <unistd.h>
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|
], [
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if (setpgrp(1,1) == -1)
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exit (0);
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|
else
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exit (1);
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], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)])
|
|
if test $ac_cv_func_setpgrp_void = yes; then
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AC_DEFINE(SETPGRP_VOID, 1)
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fi
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fi
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# Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do
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# since sigsetjmp might only be defined as a macro.
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|
AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
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|
[AC_TRY_COMPILE([
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#include <setjmp.h>
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], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
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gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
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|
if test $gdb_cv_func_sigsetjmp = yes; then
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AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
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fi
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# Assume we'll default to using the included libiberty regex.
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|
gdb_use_included_regex=yes
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|
|
# However, if the system regex is GNU regex, then default to *not*
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|
# using the included regex.
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|
AC_CACHE_CHECK(
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[for GNU regex],
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|
[gdb_cv_have_gnu_regex],
|
|
[AC_TRY_COMPILE(
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|
[#include <gnu-versions.h>],
|
|
[#define REGEX_INTERFACE_VERSION 1
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|
#if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
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|
# error "Version mismatch"
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|
#endif],
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|
gdb_cv_have_gnu_regex=yes,
|
|
gdb_cv_have_gnu_regex=no)])
|
|
if test $gdb_cv_have_gnu_regex = yes; then
|
|
gdb_use_included_regex=no
|
|
fi
|
|
|
|
AC_ARG_WITH(included-regex,
|
|
[ --without-included-regex don't use included regex; this is the default
|
|
on systems with version 2 of the GNU C library
|
|
(use with caution on other system)],
|
|
gdb_with_regex=$withval,
|
|
gdb_with_regex=$gdb_use_included_regex)
|
|
if test "$gdb_with_regex" = yes; then
|
|
AC_DEFINE(USE_INCLUDED_REGEX, 1,
|
|
[Define to 1 if the regex included in libiberty should be used.])
|
|
fi
|
|
|
|
# See if <machine/reg.h> degines `struct reg'.
|
|
AC_CACHE_CHECK([for struct reg in machine/reg.h], gdb_cv_struct_reg,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#include <machine/reg.h>], [struct reg r;],
|
|
gdb_cv_struct_reg=yes, gdb_cv_struct_reg=no)])
|
|
if test $gdb_cv_struct_reg = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_REG, 1,
|
|
[Define to 1 if your system has struct reg in <machine/reg.h>.])
|
|
fi
|
|
|
|
# See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
|
|
# Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
|
|
AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
|
|
[AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_fs;],
|
|
gdb_cv_struct_reg_r_fs=yes, gdb_cv_struct_reg_r_fs=no)])
|
|
if test $gdb_cv_struct_reg_r_fs = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_REG_R_FS)
|
|
fi
|
|
AC_CACHE_CHECK([for r_gs in struct reg], gdb_cv_struct_reg_r_gs,
|
|
[AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_gs;],
|
|
gdb_cv_struct_reg_r_gs=yes, gdb_cv_struct_reg_r_gs=no)])
|
|
if test $gdb_cv_struct_reg_r_gs = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_REG_R_GS)
|
|
fi
|
|
|
|
# See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
|
|
AC_MSG_CHECKING(for PTRACE_GETREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
|
|
[AC_TRY_COMPILE([#include <sys/ptrace.h>],
|
|
[PTRACE_GETREGS;],
|
|
[gdb_cv_have_ptrace_getregs=yes],
|
|
[gdb_cv_have_ptrace_getregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
|
|
if test $gdb_cv_have_ptrace_getregs = yes; then
|
|
AC_DEFINE(HAVE_PTRACE_GETREGS)
|
|
fi
|
|
|
|
# See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
|
|
AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
|
|
[AC_TRY_COMPILE([#include <sys/ptrace.h>],
|
|
[PTRACE_GETFPXREGS;],
|
|
[gdb_cv_have_ptrace_getfpxregs=yes],
|
|
[gdb_cv_have_ptrace_getfpxregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
|
|
if test $gdb_cv_have_ptrace_getfpxregs = yes; then
|
|
AC_DEFINE(HAVE_PTRACE_GETFPXREGS)
|
|
fi
|
|
|
|
# See if <sys/ptrace.h> provides the PT_GETDBREGS request.
|
|
AC_MSG_CHECKING(for PT_GETDBREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#include <sys/ptrace.h>],
|
|
[PT_GETDBREGS;],
|
|
[gdb_cv_have_pt_getdbregs=yes],
|
|
[gdb_cv_have_pt_getdbregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
|
|
if test $gdb_cv_have_pt_getdbregs = yes; then
|
|
AC_DEFINE(HAVE_PT_GETDBREGS)
|
|
fi
|
|
|
|
# See if <sys/ptrace.h> provides the PT_GETXMMREGS request.
|
|
AC_MSG_CHECKING(for PT_GETXMMREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#include <sys/ptrace.h>],
|
|
[PT_GETXMMREGS;],
|
|
[gdb_cv_have_pt_getxmmregs=yes],
|
|
[gdb_cv_have_pt_getxmmregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs)
|
|
if test $gdb_cv_have_pt_getxmmregs = yes; then
|
|
AC_DEFINE(HAVE_PT_GETXMMREGS)
|
|
fi
|
|
|
|
# See if stdint.h provides the uintptr_t type.
|
|
# Autoconf 2.5X has an improved AC_CHECK_TYPE which will simplify this.
|
|
AC_CACHE_CHECK([for uintptr_t in stdint.h], gdb_cv_have_uintptr_t,
|
|
[AC_TRY_COMPILE(
|
|
[#include <stdint.h>],
|
|
[uintptr_t foo = 0;],
|
|
gdb_cv_have_uintptr_t=yes,
|
|
gdb_cv_have_uintptr_t=no)])
|
|
if test $gdb_cv_have_uintptr_t = yes; then
|
|
AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if <stdint.h> provides the uintptr_t type.])
|
|
fi
|
|
|
|
BFD_NEED_DECLARATION(malloc)
|
|
BFD_NEED_DECLARATION(realloc)
|
|
BFD_NEED_DECLARATION(free)
|
|
BFD_NEED_DECLARATION(strerror)
|
|
BFD_NEED_DECLARATION(strdup)
|
|
BFD_NEED_DECLARATION(strstr)
|
|
BFD_NEED_DECLARATION(canonicalize_file_name)
|
|
|
|
# The following save_state_t checkery is only necessary for HPUX
|
|
# versions earlier than 10.20. When those fade from memory, this
|
|
# could be expunged. --jsm 1999-03-22
|
|
|
|
AC_MSG_CHECKING(for HPUX save_state structure)
|
|
AC_EGREP_HEADER(save_state_t, machine/save_state.h,
|
|
gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no)
|
|
AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes,
|
|
gdb_cv_hpux_sswide=no)
|
|
if test $gdb_cv_hpux_savestate = yes
|
|
then
|
|
AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1)
|
|
fi
|
|
if test $gdb_cv_hpux_sswide = yes
|
|
then
|
|
AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1)
|
|
fi
|
|
AC_MSG_RESULT($gdb_cv_hpux_sswide)
|
|
|
|
|
|
# If we are configured native on GNU/Linux, work around problems with
|
|
# sys/procfs.h
|
|
# Also detect which type of /proc is in use, such as for Unixware or Solaris.
|
|
|
|
if test "${target}" = "${host}"; then
|
|
case "${host}" in
|
|
i[[3456]]86-*-linux*)
|
|
AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
|
|
AC_DEFINE(sys_quotactl)
|
|
;;
|
|
ia64-*-aix*)
|
|
AC_DEFINE(NEW_PROC_API)
|
|
;;
|
|
*-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
|
|
AC_DEFINE(NEW_PROC_API)
|
|
;;
|
|
*-*-solaris2.[[6789]])
|
|
AC_DEFINE(NEW_PROC_API)
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
if test "$ac_cv_header_sys_procfs_h" = yes; then
|
|
BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
|
|
|
|
|
|
dnl Check for broken prfpregset_t type
|
|
|
|
dnl For Linux/i386, glibc 2.1.3 was released with a bogus
|
|
dnl prfpregset_t type (it's a typedef for the pointer to a struct
|
|
dnl instead of the struct itself). We detect this here, and work
|
|
dnl around it in gdb_proc_service.h.
|
|
|
|
if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
|
|
AC_MSG_CHECKING(whether prfpregset_t type is broken)
|
|
AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
|
|
[AC_TRY_RUN([#include <sys/procfs.h>
|
|
int main ()
|
|
{
|
|
if (sizeof (prfpregset_t) == sizeof (void *))
|
|
return 1;
|
|
return 0;
|
|
}],
|
|
gdb_cv_prfpregset_t_broken=no,
|
|
gdb_cv_prfpregset_t_broken=yes,
|
|
gdb_cv_prfpregset_t_broken=yes)])
|
|
AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
|
|
if test $gdb_cv_prfpregset_t_broken = yes; then
|
|
AC_DEFINE(PRFPREGSET_T_BROKEN)
|
|
fi
|
|
fi
|
|
|
|
dnl Check for PIOCSET ioctl entry
|
|
|
|
AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
|
|
AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
|
|
[AC_TRY_COMPILE([#include <unistd.h>
|
|
#include <sys/types.h>
|
|
#include <sys/procfs.h>
|
|
], [
|
|
int dummy;;
|
|
dummy = ioctl(0, PIOCSET, &dummy);
|
|
],
|
|
gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
|
|
if test $gdb_cv_have_procfs_piocset = yes; then
|
|
AC_DEFINE(HAVE_PROCFS_PIOCSET)
|
|
fi
|
|
fi
|
|
|
|
dnl For native ports (host == target), check to see what kind of
|
|
dnl legacy link.h support is needed. (See solib-legacy.c.)
|
|
if test ${host} = ${target} ; then
|
|
dnl Check for struct link_map with l_ members which are indicative
|
|
dnl of SVR4-like shared libraries
|
|
|
|
AC_MSG_CHECKING(for member l_addr in struct link_map)
|
|
AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
|
|
[AC_TRY_COMPILE([#include <link.h>],
|
|
[struct link_map lm; (void) lm.l_addr;],
|
|
gdb_cv_have_struct_link_map_with_l_members=yes,
|
|
gdb_cv_have_struct_link_map_with_l_members=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
|
|
if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS)
|
|
fi
|
|
|
|
dnl Check for struct link_map with lm_ members which are indicative
|
|
dnl of SunOS-like shared libraries
|
|
|
|
AC_MSG_CHECKING(for member lm_addr in struct link_map)
|
|
AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#include <link.h>],
|
|
[struct link_map lm; (void) lm.lm_addr;],
|
|
gdb_cv_have_struct_link_map_with_lm_members=yes,
|
|
gdb_cv_have_struct_link_map_with_lm_members=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
|
|
if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS)
|
|
fi
|
|
|
|
dnl Check for struct so_map with som_ members which are found on
|
|
dnl some *BSD systems.
|
|
|
|
AC_MSG_CHECKING(for member som_addr in struct so_map)
|
|
AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#ifdef HAVE_NLIST_H
|
|
#include <nlist.h>
|
|
#endif
|
|
#include <link.h>],
|
|
[struct so_map lm; (void) lm.som_addr;],
|
|
gdb_cv_have_struct_so_map_with_som_members=yes,
|
|
gdb_cv_have_struct_so_map_with_som_members=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
|
|
if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS)
|
|
fi
|
|
|
|
dnl Check for struct link_map32 type, which allows a 64-bit Solaris
|
|
dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
|
|
|
|
AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
|
|
AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
|
|
[AC_TRY_COMPILE([#define _SYSCALL32
|
|
#include <sys/link.h>], [struct link_map32 l;],
|
|
gdb_cv_have_struct_link_map32=yes,
|
|
gdb_cv_have_struct_link_map32=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
|
|
if test $gdb_cv_have_struct_link_map32 = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
|
|
AC_DEFINE(_SYSCALL32)
|
|
fi
|
|
fi
|
|
|
|
dnl See if compiler supports "long long" type.
|
|
|
|
AC_MSG_CHECKING(for long long support in compiler)
|
|
AC_CACHE_VAL(gdb_cv_c_long_long,
|
|
[AC_TRY_COMPILE(, [
|
|
extern long long foo;
|
|
switch (foo & 2) { case 0: return 1; }
|
|
],
|
|
gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
|
|
AC_MSG_RESULT($gdb_cv_c_long_long)
|
|
if test $gdb_cv_c_long_long = yes; then
|
|
AC_DEFINE(CC_HAS_LONG_LONG)
|
|
fi
|
|
|
|
dnl See if the compiler and runtime support printing long long
|
|
|
|
AC_MSG_CHECKING(for long long support in printf)
|
|
AC_CACHE_VAL(gdb_cv_printf_has_long_long,
|
|
[AC_TRY_RUN([
|
|
int main () {
|
|
char buf[32];
|
|
long long l = 0;
|
|
l = (l << 16) + 0x0123;
|
|
l = (l << 16) + 0x4567;
|
|
l = (l << 16) + 0x89ab;
|
|
l = (l << 16) + 0xcdef;
|
|
sprintf (buf, "0x%016llx", l);
|
|
return (strcmp ("0x0123456789abcdef", buf));
|
|
}],
|
|
gdb_cv_printf_has_long_long=yes,
|
|
gdb_cv_printf_has_long_long=no,
|
|
gdb_cv_printf_has_long_long=no)])
|
|
if test $gdb_cv_printf_has_long_long = yes; then
|
|
AC_DEFINE(PRINTF_HAS_LONG_LONG)
|
|
fi
|
|
AC_MSG_RESULT($gdb_cv_printf_has_long_long)
|
|
|
|
dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE
|
|
dnl because autoconf complains about cross-compilation issues. However, this
|
|
dnl code uses the same variables as the macro for compatibility.
|
|
|
|
AC_MSG_CHECKING(for long double support in compiler)
|
|
AC_CACHE_VAL(ac_cv_c_long_double,
|
|
[AC_TRY_COMPILE(, [long double foo;],
|
|
ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
|
|
AC_MSG_RESULT($ac_cv_c_long_double)
|
|
if test $ac_cv_c_long_double = yes; then
|
|
AC_DEFINE(HAVE_LONG_DOUBLE)
|
|
fi
|
|
|
|
dnl See if the compiler and runtime support printing long doubles
|
|
|
|
AC_MSG_CHECKING(for long double support in printf)
|
|
AC_CACHE_VAL(gdb_cv_printf_has_long_double,
|
|
[AC_TRY_RUN([
|
|
int main () {
|
|
char buf[16];
|
|
long double f = 3.141592653;
|
|
sprintf (buf, "%Lg", f);
|
|
return (strncmp ("3.14159", buf, 7));
|
|
}],
|
|
gdb_cv_printf_has_long_double=yes,
|
|
gdb_cv_printf_has_long_double=no,
|
|
gdb_cv_printf_has_long_double=no)])
|
|
if test $gdb_cv_printf_has_long_double = yes; then
|
|
AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
|
|
fi
|
|
AC_MSG_RESULT($gdb_cv_printf_has_long_double)
|
|
|
|
dnl See if the compiler and runtime support scanning long doubles
|
|
|
|
AC_MSG_CHECKING(for long double support in scanf)
|
|
AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
|
|
[AC_TRY_RUN([
|
|
int main () {
|
|
char *buf = "3.141592653";
|
|
long double f = 0;
|
|
sscanf (buf, "%Lg", &f);
|
|
return !(f > 3.14159 && f < 3.14160);
|
|
}],
|
|
gdb_cv_scanf_has_long_double=yes,
|
|
gdb_cv_scanf_has_long_double=no,
|
|
gdb_cv_scanf_has_long_double=no)])
|
|
if test $gdb_cv_scanf_has_long_double = yes; then
|
|
AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
|
|
fi
|
|
AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
|
|
|
|
case ${host_os} in
|
|
aix*)
|
|
AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
|
|
SAVE_LDFLAGS=$LDFLAGS
|
|
|
|
case $GCC in
|
|
yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
|
|
*) gdb_cv_bigtoc=-bbigtoc ;;
|
|
esac
|
|
|
|
LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
|
|
AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
|
|
])
|
|
CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
|
|
;;
|
|
esac
|
|
|
|
|
|
dnl For certain native configurations, we need to check whether thread
|
|
dnl support can be built in or not.
|
|
dnl
|
|
dnl Note that we only want this if we are both native (host == target),
|
|
dnl and not doing a canadian cross build (build == host).
|
|
|
|
if test ${build} = ${host} -a ${host} = ${target} ; then
|
|
case ${host_os} in
|
|
hpux*)
|
|
AC_MSG_CHECKING(for HPUX/OSF thread support)
|
|
if test -f /usr/include/dce/cma_config.h ; then
|
|
if test "$GCC" = "yes" ; then
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
|
|
CONFIG_OBS="${CONFIG_OBS} hpux-thread.o"
|
|
CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
|
|
else
|
|
AC_MSG_RESULT(no (suppressed because you are not using GCC))
|
|
fi
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
;;
|
|
solaris*)
|
|
# See if thread_db library is around for Solaris thread debugging.
|
|
# Note that we must explicitly test for version 1 of the library
|
|
# because version 0 (present on Solaris 2.4 or earlier) doesn't have
|
|
# the same API.
|
|
AC_MSG_CHECKING(for Solaris thread debugging library)
|
|
if test -f /usr/lib/libthread_db.so.1 ; then
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_THREAD_DB_LIB)
|
|
CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
|
|
CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
|
|
AC_CHECK_LIB(dl, dlopen)
|
|
if test "$GCC" = "yes" ; then
|
|
# The GNU linker requires the -export-dynamic option to make
|
|
# all symbols visible in the dynamic symbol table.
|
|
hold_ldflags=$LDFLAGS
|
|
AC_MSG_CHECKING(for the ld -export-dynamic flag)
|
|
LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
|
|
AC_TRY_LINK(, [int i;], found=yes, found=no)
|
|
LDFLAGS=$hold_ldflags
|
|
AC_MSG_RESULT($found)
|
|
if test $found = yes; then
|
|
CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
|
|
fi
|
|
fi
|
|
# Sun randomly tweaked the prototypes in <proc_service.h>
|
|
# at one point.
|
|
AC_MSG_CHECKING(if <proc_service.h> is old)
|
|
AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
|
|
AC_TRY_COMPILE([
|
|
#include <proc_service.h>
|
|
ps_err_e ps_pdwrite
|
|
(struct ps_prochandle*, psaddr_t, const void*, size_t);
|
|
],, gdb_cv_proc_service_is_old=no,
|
|
gdb_cv_proc_service_is_old=yes)
|
|
])
|
|
AC_MSG_RESULT($gdb_cv_proc_service_is_old)
|
|
if test $gdb_cv_proc_service_is_old = yes; then
|
|
AC_DEFINE(PROC_SERVICE_IS_OLD)
|
|
fi
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
;;
|
|
aix*)
|
|
AC_MSG_CHECKING(for AiX thread debugging library)
|
|
AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
|
|
[AC_TRY_COMPILE([#include <sys/pthdebug.h>],
|
|
[#ifndef PTHDB_VERSION_3
|
|
#error
|
|
#endif],
|
|
gdb_cv_have_aix_thread_debug=yes,
|
|
gdb_cv_have_aix_thread_debug=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
|
|
if test $gdb_cv_have_aix_thread_debug = yes; then
|
|
CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
|
|
CONFIG_OBS="${CONFIG_OBS} aix-thread.o"
|
|
CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
|
|
fi
|
|
;;
|
|
esac
|
|
AC_SUBST(CONFIG_LDFLAGS)
|
|
fi
|
|
|
|
dnl See if we have a thread_db header file that has TD_NOTALLOC.
|
|
if test "x$ac_cv_header_thread_db_h" = "xyes"; then
|
|
AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC],
|
|
gdb_cv_thread_db_h_has_td_notalloc,
|
|
AC_TRY_COMPILE(
|
|
[#include <thread_db.h>],
|
|
[int i = TD_NOTALLOC;],
|
|
gdb_cv_thread_db_h_has_td_notalloc=yes,
|
|
gdb_cv_thread_db_h_has_td_notalloc=no
|
|
)
|
|
)
|
|
fi
|
|
if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
|
|
AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
|
|
[Define if <thread_db.h> has the TD_NOTALLOC error code.])
|
|
fi
|
|
|
|
dnl See if we have a sys/syscall header file that has __NR_tkill.
|
|
if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then
|
|
AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill],
|
|
gdb_cv_sys_syscall_h_has_tkill,
|
|
AC_TRY_COMPILE(
|
|
[#include <sys/syscall.h>],
|
|
[int i = __NR_tkill;],
|
|
gdb_cv_sys_syscall_h_has_tkill=yes,
|
|
gdb_cv_sys_syscall_h_has_tkill=no
|
|
)
|
|
)
|
|
fi
|
|
dnl See if we can issue tkill syscall.
|
|
if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes" && test "x$ac_cv_func_syscall" = "xyes"; then
|
|
AC_DEFINE(HAVE_TKILL_SYSCALL, 1,
|
|
[Define if we can use the tkill syscall.])
|
|
fi
|
|
|
|
dnl Handle optional features that can be enabled.
|
|
|
|
AC_ARG_WITH(sysroot,
|
|
[ --with-sysroot[=DIR] Search for usr/lib et al within DIR.],
|
|
[
|
|
case ${with_sysroot} in
|
|
yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
|
|
*) TARGET_SYSTEM_ROOT=$with_sysroot ;;
|
|
esac
|
|
|
|
TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
|
|
|
|
if test "x$exec_prefix" = xNONE; then
|
|
if test "x$prefix" = xNONE; then
|
|
test_prefix=/usr/local
|
|
else
|
|
test_prefix=$prefix
|
|
fi
|
|
else
|
|
test_prefix=$exec_prefix
|
|
fi
|
|
case ${TARGET_SYSTEM_ROOT} in
|
|
"${test_prefix}"|"${test_prefix}/"*|\
|
|
'${exec_prefix}'|'${exec_prefix}/'*)
|
|
t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
|
|
TARGET_SYSTEM_ROOT_DEFINE="$t"
|
|
;;
|
|
esac
|
|
], [
|
|
TARGET_SYSTEM_ROOT=
|
|
TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
|
|
])
|
|
AC_SUBST(TARGET_SYSTEM_ROOT)
|
|
AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
|
|
|
|
# NOTE: Don't add -Wall or -Wunused, they both include
|
|
# -Wunused-parameter which reports bogus warnings.
|
|
# NOTE: If you add to this list, remember to update
|
|
# gdb/doc/gdbint.texinfo.
|
|
build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
|
|
-Wformat -Wparentheses -Wpointer-arith -Wuninitialized -Wformat-nonliteral \
|
|
-Wunused-label"
|
|
# Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
|
|
# -Wunused-function -Wunused-variable -Wunused-value
|
|
# -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual
|
|
# -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
|
|
# -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
|
|
# -Woverloaded-virtual -Winline -Werror"
|
|
AC_ARG_ENABLE(build-warnings,
|
|
[ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
|
|
[case "${enableval}" in
|
|
yes) ;;
|
|
no) build_warnings="-w";;
|
|
,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${build_warnings} ${t}";;
|
|
*,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${t} ${build_warnings}";;
|
|
*) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
|
|
esac
|
|
if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
|
|
echo "Setting compiler warning flags = $build_warnings" 6>&1
|
|
fi])dnl
|
|
AC_ARG_ENABLE(gdb-build-warnings,
|
|
[ --enable-gdb-build-warnings Enable GDB specific build-time compiler warnings if gcc is used],
|
|
[case "${enableval}" in
|
|
yes) ;;
|
|
no) build_warnings="-w";;
|
|
,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${build_warnings} ${t}";;
|
|
*,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${t} ${build_warnings}";;
|
|
*) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
|
|
esac
|
|
if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
|
|
echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
|
|
fi])dnl
|
|
WARN_CFLAGS=""
|
|
WERROR_CFLAGS=""
|
|
if test "x${build_warnings}" != x -a "x$GCC" = xyes
|
|
then
|
|
AC_MSG_CHECKING(compiler warning flags)
|
|
# Separate out the -Werror flag as some files just cannot be
|
|
# compiled with it enabled.
|
|
for w in ${build_warnings}; do
|
|
case $w in
|
|
-Werr*) WERROR_CFLAGS=-Werror ;;
|
|
*) # Check that GCC accepts it
|
|
saved_CFLAGS="$CFLAGS"
|
|
CFLAGS="$CFLAGS $w"
|
|
AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
|
|
CFLAGS="$saved_CFLAGS"
|
|
esac
|
|
done
|
|
AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
|
|
fi
|
|
AC_SUBST(WARN_CFLAGS)
|
|
AC_SUBST(WERROR_CFLAGS)
|
|
|
|
# In the Cygwin environment, we need some additional flags.
|
|
AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
|
|
[AC_EGREP_CPP(lose, [
|
|
#if defined (__CYGWIN__) || defined (__CYGWIN32__)
|
|
lose
|
|
#endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
|
|
|
|
|
|
dnl Figure out which of the many generic ser-*.c files the _host_ supports.
|
|
SER_HARDWIRE="ser-unix.o ser-pipe.o ser-tcp.o"
|
|
case ${host} in
|
|
*go32* ) SER_HARDWIRE=ser-go32.o ;;
|
|
*djgpp* ) SER_HARDWIRE=ser-go32.o ;;
|
|
esac
|
|
AC_SUBST(SER_HARDWIRE)
|
|
|
|
# libreadline needs libuser32.a in a cygwin environment
|
|
WIN32LIBS=
|
|
if test x$gdb_cv_os_cygwin = xyes; then
|
|
WIN32LIBS="-luser32"
|
|
case "${target}" in
|
|
*cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
|
|
;;
|
|
esac
|
|
fi
|
|
AC_SUBST(WIN32LIBS)
|
|
|
|
LIBGUI="../libgui/src/libgui.a"
|
|
GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
|
|
AC_SUBST(LIBGUI)
|
|
AC_SUBST(GUI_CFLAGS_X)
|
|
|
|
WIN32LDAPP=
|
|
AC_SUBST(WIN32LIBS)
|
|
AC_SUBST(WIN32LDAPP)
|
|
|
|
configdir="unix"
|
|
|
|
GDBTKLIBS=
|
|
if test "${enable_gdbtk}" = "yes"; then
|
|
|
|
# Gdbtk must have an absolute path to srcdir in order to run
|
|
# properly when not installed.
|
|
here=`pwd`
|
|
cd ${srcdir}
|
|
GDBTK_SRC_DIR=`pwd`
|
|
cd $here
|
|
|
|
CY_AC_PATH_TCLCONFIG
|
|
if test -z "${no_tcl}"; then
|
|
CY_AC_LOAD_TCLCONFIG
|
|
CY_AC_PATH_TKCONFIG
|
|
|
|
# now look for Tcl library stuff
|
|
|
|
case "${host}" in
|
|
*-*-cygwin*)
|
|
tcldir=../tcl/win/
|
|
;;
|
|
*)
|
|
tcldir=../tcl/unix/
|
|
;;
|
|
esac
|
|
|
|
TCL_DEPS="${tcldir}${TCL_LIB_FILE}"
|
|
|
|
# If $no_tk is nonempty, then we can't do Tk, and there is no
|
|
# point to doing Tcl.
|
|
if test -z "${no_tk}"; then
|
|
CY_AC_LOAD_TKCONFIG
|
|
CY_AC_PATH_TCLH
|
|
CY_AC_PATH_TKH
|
|
CY_AC_PATH_ITCLH
|
|
CY_AC_PATH_ITKH
|
|
|
|
|
|
# now look for Tk library stuff
|
|
|
|
case "${host}" in
|
|
*-*-cygwin*)
|
|
tkdir=../tk/win/
|
|
;;
|
|
*)
|
|
tkdir=../tk/unix/
|
|
;;
|
|
esac
|
|
|
|
TK_DEPS="${tkdir}${TK_LIB_FILE}"
|
|
|
|
# now look for Itcl library stuff
|
|
|
|
CY_AC_PATH_ITCLCONFIG
|
|
if test -z "${no_itcl}"; then
|
|
CY_AC_LOAD_ITCLCONFIG
|
|
|
|
ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
|
|
ITCL_DEPS="${ITCL_LIB_FULL_PATH}"
|
|
fi
|
|
|
|
|
|
# now look for Itk library stuff
|
|
CY_AC_PATH_ITKCONFIG
|
|
if test -z "${no_itcl}"; then
|
|
CY_AC_LOAD_ITKCONFIG
|
|
|
|
ITKLIB="${ITK_BUILD_LIB_SPEC}"
|
|
ITK_DEPS="${ITK_LIB_FULL_PATH}"
|
|
fi
|
|
|
|
ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
|
|
# Tcl/Tk 8.1 require -fwritable strings. I don't
|
|
# know whether 8.2 will or not, but I bet it will.
|
|
# I don't have to worry about 7.x since we don't support it.
|
|
GDBTK_CFLAGS=""
|
|
if test "$GCC" = "yes"; then
|
|
if test "$TCL_VERSION" != "8.0" ; then
|
|
GDBTK_CFLAGS="-fwritable-strings"
|
|
fi
|
|
fi
|
|
|
|
# Include some libraries that Tcl and Tk want.
|
|
TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
|
|
# Yes, the ordering seems wrong here. But it isn't.
|
|
# TK_LIBS is the list of libraries that need to be linked
|
|
# after Tcl/Tk. Note that this isn't put into LIBS. If it
|
|
# were in LIBS then any link tests after this point would
|
|
# try to include things like `$(LIBGUI)', which wouldn't work.
|
|
GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
|
|
|
|
CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
|
|
CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
|
|
CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
|
|
CONFIG_ALL="${CONFIG_ALL} all-gdbtk"
|
|
CONFIG_CLEAN="${CONFIG_CLEAN} clean-gdbtk"
|
|
CONFIG_INSTALL="${CONFIG_INSTALL} install-gdbtk"
|
|
CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-gdbtk"
|
|
|
|
if test x$gdb_cv_os_cygwin = xyes; then
|
|
WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
|
|
WIN32LDAPP="-Wl,--subsystem,console"
|
|
CONFIG_OBS="${CONFIG_OBS} gdbres.o"
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
configdirs="${configdirs} gdbtk"
|
|
fi
|
|
|
|
AC_SUBST(X_CFLAGS)
|
|
AC_SUBST(X_LDFLAGS)
|
|
AC_SUBST(X_LIBS)
|
|
AC_SUBST(TCL_DEPS)
|
|
AC_SUBST(TK_DEPS)
|
|
AC_SUBST(ITCLLIB)
|
|
AC_SUBST(ITCL_DEPS)
|
|
AC_SUBST(ITKLIB)
|
|
AC_SUBST(ITK_DEPS)
|
|
AC_SUBST(GDBTKLIBS)
|
|
AC_SUBST(GDBTK_CFLAGS)
|
|
AC_SUBST(GDBTK_SRC_DIR)
|
|
|
|
AC_PATH_X
|
|
|
|
|
|
# Unlike the sim directory, whether a simulator is linked is controlled by
|
|
# presence of a SIM= and a SIM_OBS= definition in the target '.mt' file.
|
|
# This code just checks for a few cases where we'd like to ignore those
|
|
# definitions, even when they're present in the '.mt' file. These cases
|
|
# are when --disable-sim is specified, or if the simulator directory is
|
|
# not part of the source tree.
|
|
#
|
|
AC_ARG_ENABLE(sim,
|
|
[ --enable-sim Link gdb with simulator],
|
|
[echo "enable_sim = $enable_sim";
|
|
echo "enableval = ${enableval}";
|
|
case "${enableval}" in
|
|
yes) ignore_sim=false ;;
|
|
no) ignore_sim=true ;;
|
|
*) ignore_sim=false ;;
|
|
esac],
|
|
[ignore_sim=false])
|
|
|
|
if test ! -d "${srcdir}/../sim"; then
|
|
ignore_sim=true
|
|
fi
|
|
|
|
if test "${ignore_sim}" = "true"; then
|
|
IGNORE_SIM="SIM="
|
|
IGNORE_SIM_OBS="SIM_OBS="
|
|
else
|
|
IGNORE_SIM=""
|
|
IGNORE_SIM_OBS=""
|
|
AC_DEFINE(WITH_SIM)
|
|
fi
|
|
AC_SUBST(IGNORE_SIM)
|
|
AC_SUBST(IGNORE_SIM_OBS)
|
|
|
|
AC_SUBST(ENABLE_CFLAGS)
|
|
AC_SUBST(PROFILE_CFLAGS)
|
|
|
|
AC_SUBST(CONFIG_OBS)
|
|
AC_SUBST(CONFIG_DEPS)
|
|
AC_SUBST(CONFIG_SRCS)
|
|
AC_SUBST(CONFIG_ALL)
|
|
AC_SUBST(CONFIG_CLEAN)
|
|
AC_SUBST(CONFIG_INSTALL)
|
|
AC_SUBST(CONFIG_UNINSTALL)
|
|
|
|
# target_subdir is used by the testsuite to find the target libraries.
|
|
target_subdir=
|
|
if test "${host}" != "${target}"; then
|
|
target_subdir="${target_alias}/"
|
|
fi
|
|
AC_SUBST(target_subdir)
|
|
|
|
frags=
|
|
host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
|
|
if test ! -f ${host_makefile_frag}; then
|
|
# When building a native debuger the .mh file containing things
|
|
# like NATDEPFILES is needed. Cross debuggers don't need .mh
|
|
# since it no longer contains anything useful.
|
|
if test "${target}" = "${host}"; then
|
|
AC_MSG_ERROR("*** Gdb does not support native target ${host}")
|
|
else
|
|
host_makefile_frag=/dev/null
|
|
fi
|
|
fi
|
|
frags="$frags $host_makefile_frag"
|
|
|
|
target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
|
|
if test ! -f ${target_makefile_frag}; then
|
|
AC_MSG_ERROR("*** Gdb does not support target ${target}")
|
|
fi
|
|
frags="$frags $target_makefile_frag"
|
|
|
|
AC_SUBST_FILE(host_makefile_frag)
|
|
AC_SUBST_FILE(target_makefile_frag)
|
|
AC_SUBST(frags)
|
|
|
|
changequote(,)dnl
|
|
hostfile=`sed -n '
|
|
s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
|
|
' ${host_makefile_frag}`
|
|
|
|
targetfile=`sed -n '
|
|
s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
|
|
' ${target_makefile_frag}`
|
|
|
|
if test "${target}" = "${host}"; then
|
|
# We pick this up from the host configuration file (.mh) because we
|
|
# do not have a native configuration Makefile fragment.
|
|
nativefile=`sed -n '
|
|
s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
|
|
' ${host_makefile_frag}`
|
|
fi
|
|
changequote([,])
|
|
|
|
if test x"${gdb_osabi}" != x ; then
|
|
AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi,
|
|
[Define to the default OS ABI for this configuration.])
|
|
fi
|
|
|
|
# Enable multi-ice-gdb-server.
|
|
AC_ARG_ENABLE(multi-ice,
|
|
[ --enable-multi-ice build the multi-ice-gdb-server],
|
|
[case $enableval in
|
|
yes | no)
|
|
;;
|
|
*) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;;
|
|
esac])
|
|
if test "x$enable_multi_ice" = xyes; then
|
|
configdirs="$configdirs multi-ice"
|
|
fi
|
|
|
|
# We only build gdbserver automatically if host and target are the same.
|
|
if test "x$target" = "x$host"; then
|
|
AC_MSG_CHECKING(whether gdbserver is supported on this host)
|
|
if test "x$build_gdbserver" = xyes; then
|
|
configdirs="$configdirs gdbserver"
|
|
AC_MSG_RESULT(yes)
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
fi
|
|
|
|
AC_CONFIG_SUBDIRS($configdirs)
|
|
|
|
# If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
|
|
# (NAT_FILE) is not set in config/*/*.m[ht] files, we link to an empty
|
|
# version.
|
|
|
|
files=
|
|
links=
|
|
|
|
rm -f xm.h
|
|
xm_h=""
|
|
if test "${hostfile}" != ""; then
|
|
xm_h=xm.h
|
|
GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}"
|
|
files="${files} ${GDB_XM_FILE}"
|
|
links="${links} xm.h"
|
|
AC_DEFINE_UNQUOTED(GDB_XM_FILE, ${GDB_XM_FILE})
|
|
fi
|
|
AC_SUBST(xm_h)
|
|
|
|
rm -f tm.h
|
|
tm_h=""
|
|
if test "${targetfile}" != ""; then
|
|
tm_h=tm.h
|
|
GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}"
|
|
files="${files} ${GDB_TM_FILE}"
|
|
links="${links} tm.h"
|
|
AC_DEFINE_UNQUOTED(GDB_TM_FILE, ${GDB_TM_FILE})
|
|
fi
|
|
AC_SUBST(tm_h)
|
|
|
|
rm -f nm.h
|
|
nm_h=""
|
|
if test "${nativefile}" != ""; then
|
|
nm_h=nm.h
|
|
GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}"
|
|
files="${files} ${GDB_NM_FILE}"
|
|
links="${links} nm.h"
|
|
AC_DEFINE_UNQUOTED(GDB_NM_FILE, ${GDB_NM_FILE})
|
|
fi
|
|
AC_SUBST(nm_h)
|
|
|
|
AC_LINK_FILES($files, $links)
|
|
|
|
dnl Check for exe extension set on certain hosts (e.g. Win32)
|
|
AC_EXEEXT
|
|
|
|
dnl Detect the character set used by this host.
|
|
|
|
dnl At the moment, we just assume it's ISO-8859-1 (which is a
|
|
dnl superset of ASCII containing the characters needed for French,
|
|
dnl German, Spanish, Italian, and possibly others), but if were
|
|
dnl *were* to support any host character sets other than ISO-8859-1,
|
|
dnl here's where we'd detect it.
|
|
AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "ISO-8859-1",
|
|
[Define to be a string naming the default host character set.])
|
|
|
|
AM_ICONV
|
|
|
|
AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
|
|
[
|
|
dnl Autoconf doesn't provide a mechanism for modifying definitions
|
|
dnl provided by makefile fragments.
|
|
dnl
|
|
if test "${nativefile}" = ""; then
|
|
< Makefile \
|
|
sed -e '/^NATDEPFILES[[ ]]*=.*\\$/,/[[^\\]]$/s/^/# /' \
|
|
-e '/^NATDEPFILES[[ ]]*=/s/^/# /' \
|
|
| sed -e '/^\(NATDEPFILES[[ ]]*[[+]]=[[ ]]*\)/s//# \1/' \
|
|
> 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
|