1 dnl Autoconf configure script for GDB, the GNU debugger.
2 dnl Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
3 dnl 2005, 2006, 2007, 2008, 2009, 2010
4 dnl Free Software Foundation, Inc.
6 dnl This file is part of GDB.
8 dnl This program is free software; you can redistribute it and/or modify
9 dnl it under the terms of the GNU General Public License as published by
10 dnl the Free Software Foundation; either version 3 of the License, or
11 dnl (at your option) any later version.
13 dnl This program is distributed in the hope that it will be useful,
14 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
15 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 dnl GNU General Public License for more details.
18 dnl You should have received a copy of the GNU General Public License
19 dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
21 dnl Process this file with autoconf to produce a configure script.
25 AC_CONFIG_HEADER(config.h:config.in)
29 AC_USE_SYSTEM_EXTENSIONS
37 # Dependency checking.
39 ZW_PROG_COMPILER_DEPENDENCIES([CC])
41 # Check for the 'make' the user wants to use.
42 AC_CHECK_PROGS(MAKE, make)
44 case "`$MAKE --version 2>&1 | sed 1q`" in
49 AM_CONDITIONAL(GMAKE, test "$MAKE_IS_GNU" = yes)
52 dnl List of object files and targets accumulated by configure.
64 dnl Set up for gettext.
65 ZW_GNU_GETTEXT_SISTER_DIR
67 localedir='${datadir}/locale'
70 if test x"$USE_NLS" = xyes; then
71 CONFIG_ALL="$CONFIG_ALL all-po"
72 CONFIG_CLEAN="$CONFIG_CLEAN clean-po"
73 CONFIG_INSTALL="$CONFIG_INSTALL install-po"
74 CONFIG_UNINSTALL="$CONFIG_UNINSTALL uninstall-po"
79 # For Makefile dependencies.
81 if test x"$STDINT_H" != x; then
82 GNULIB_STDINT_H=gnulib/$STDINT_H
84 AC_SUBST(GNULIB_STDINT_H)
87 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of this package. ])
90 # GDB does not use automake, but gnulib does. This line lets us
91 # generate its Makefile.in.
92 AM_INIT_AUTOMAKE(gdb, UNUSED-VERSION, [no-define])
94 GDB_AC_WITH_DIR(DEBUGDIR, separate-debug-dir,
95 [look for global separate debug info in this path @<:@LIBDIR/debug@:>@],
98 # GDB's datadir relocation
100 GDB_AC_WITH_DIR(GDB_DATADIR, gdb-datadir,
101 [look for global separate data files in this path @<:@DATADIR/gdb@:>@],
104 AC_ARG_WITH(relocated-sources,
105 AS_HELP_STRING([--with-relocated-sources=PATH], [automatically relocate this path for source files]),
106 [reloc_srcdir="${withval}"
107 AC_DEFINE_DIR(RELOC_SRCDIR, reloc_srcdir,
108 [Relocated directory for source files. ])
111 AC_CONFIG_SUBDIRS(doc testsuite)
113 # Check whether to support alternative target configurations
114 AC_ARG_ENABLE(targets,
115 AS_HELP_STRING([--enable-targets=TARGETS], [alternative target configurations]),
116 [case "${enableval}" in
117 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
119 no) enable_targets= ;;
120 *) enable_targets=$enableval ;;
123 # Check whether to enable 64-bit support on 32-bit hosts
124 AC_ARG_ENABLE(64-bit-bfd,
125 AS_HELP_STRING([--enable-64-bit-bfd], [64-bit support (on hosts with narrower word sizes)]),
126 [case "${enableval}" in
129 *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
130 esac],[want64=false])dnl
132 # Provide defaults for some variables set by the per-host and per-target
134 gdb_host_obs=posix-hdep.o
136 if test "${target}" = "${host}"; then
142 . $srcdir/configure.host
144 # Accumulate some settings from configure.tgt over all enabled targets
149 for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
151 if test "$targ_alias" = "all"; then
154 # Canonicalize the secondary target names.
155 result=`$ac_config_sub $targ_alias 2>/dev/null`
156 if test -n "$result"; then
162 . ${srcdir}/configure.tgt
164 AS_IF([test -z "${gdb_target_obs}"],
165 [AC_MSG_ERROR([configuration ${targ} is unsupported.])])
167 # Target-specific object files
168 for i in ${gdb_target_obs}; do
169 case " $TARGET_OBS " in
172 TARGET_OBS="$TARGET_OBS ${i}"
177 # Check whether this target needs 64-bit CORE_ADDR
178 if test x${want64} = xfalse; then
179 . ${srcdir}/../bfd/config.bfd
184 if test x${all_targets} = xtrue; then
186 # We want all 64-bit targets if we either:
187 # - run on a 64-bit host or
188 # - already require 64-bit support for some other target or
189 # - the --enable-64-bit-bfd option was supplied
190 # Otherwise we only support all 32-bit targets.
192 # NOTE: This test must be in sync with the corresponding
195 if test x${want64} = xfalse; then
196 AC_CHECK_SIZEOF(long)
197 if test "x${ac_cv_sizeof_long}" = "x8"; then
201 if test x${want64} = xtrue; then
202 TARGET_OBS='$(ALL_TARGET_OBS) $(ALL_64_TARGET_OBS)'
204 TARGET_OBS='$(ALL_TARGET_OBS)'
210 # For other settings, only the main target counts.
214 targ=$target; . ${srcdir}/configure.tgt
216 # Fetch the default architecture and default target vector from BFD.
217 targ=$target; . $srcdir/../bfd/config.bfd
219 # We only want the first architecture, so strip off the others if
220 # there is more than one.
221 targ_archs=`echo $targ_archs | sed 's/ .*//'`
223 if test "x$targ_archs" != x; then
224 AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs,
225 [Define to BFD's default architecture. ])
227 if test "x$targ_defvec" != x; then
228 AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec,
229 [Define to BFD's default target vector. ])
232 # The CLI cannot be disabled yet, but may be in the future.
235 AC_ARG_ENABLE(gdbcli,
236 AS_HELP_STRING([--disable-gdbcli], [disable command-line interface (CLI)]),
241 AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;;
243 AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;;
246 if test x"$enable_gdbcli" = xyes; then
247 if test -d $srcdir/cli; then
248 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)"
249 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)"
250 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)"
251 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)"
257 AS_HELP_STRING([--disable-gdbmi], [disable machine-interface (MI)]),
262 AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;;
265 if test x"$enable_gdbmi" = xyes; then
266 if test -d $srcdir/mi; then
267 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)"
268 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)"
269 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)"
270 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)"
276 AS_HELP_STRING([--enable-tui], [enable full-screen terminal user interface (TUI)]),
281 AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
282 esac],enable_tui=auto)
286 AS_HELP_STRING([--enable-gdbtk], [enable gdbtk graphical user interface (GUI)]),
291 AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;;
293 [if test -d $srcdir/gdbtk; then
298 # We unconditionally disable gdbtk tests on selected platforms.
301 AC_MSG_WARN([gdbtk isn't supported on $host; disabling])
306 AC_ARG_WITH(libunwind,
307 AS_HELP_STRING([--with-libunwind], [use libunwind frame unwinding support]),
308 [case "${withval}" in
309 yes) enable_libunwind=yes ;;
310 no) enable_libunwind=no ;;
311 *) AC_MSG_ERROR(bad value ${withval} for GDB with-libunwind option) ;;
313 AC_CHECK_HEADERS(libunwind.h libunwind-ia64.h)
314 if test x"$ac_cv_header_libunwind_h" = xyes -a x"$ac_cv_header_libunwind_ia64_h" = xyes; then
315 enable_libunwind=yes;
319 if test x"$enable_libunwind" = xyes; then
320 AC_CHECK_HEADERS(libunwind.h libunwind-ia64.h)
321 AC_DEFINE(HAVE_LIBUNWIND, 1, [Define if libunwind library is being used.])
322 CONFIG_OBS="$CONFIG_OBS libunwind-frame.o"
323 CONFIG_DEPS="$CONFIG_DEPS libunwind-frame.o"
324 CONFIG_SRCS="$CONFIG_SRCS libunwind-frame.c"
328 AC_ARG_WITH(curses, AS_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval)
331 if test "$opt_curses" = "yes"; then
336 AC_ARG_ENABLE(profiling,
337 AS_HELP_STRING([--enable-profiling], [enable profiling of GDB]),
342 AC_MSG_ERROR([bad value $enableval for --enable-profile]) ;;
344 [enable_profiling=no])
346 AC_CHECK_FUNCS(monstartup _mcleanup)
347 AC_CACHE_CHECK([for _etext], ac_cv_var__etext,
352 [free (&_etext);], ac_cv_var__etext=yes, ac_cv_var__etext=no)])
353 if test $ac_cv_var__etext = yes; then
354 AC_DEFINE(HAVE__ETEXT, 1,
355 [Define to 1 if your system has the _etext variable. ])
357 AC_CACHE_CHECK([for etext], ac_cv_var_etext,
362 [free (&etext);], ac_cv_var_etext=yes, ac_cv_var_etext=no)])
363 if test $ac_cv_var_etext = yes; then
364 AC_DEFINE(HAVE_ETEXT, 1,
365 [Define to 1 if your system has the etext variable. ])
367 if test "$enable_profiling" = yes ; then
368 if test $ac_cv_func_monstartup = no || test $ac_cv_func__mcleanup = no; then
369 AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup)
373 CFLAGS="$CFLAGS $PROFILE_CFLAGS"
375 AC_CACHE_CHECK([whether $CC supports -pg], ac_cv_cc_supports_pg,
376 [AC_TRY_COMPILE([], [int x;], ac_cv_cc_supports_pg=yes,
377 ac_cv_cc_supports_pg=no)])
379 if test $ac_cv_cc_supports_pg = no; then
380 AC_MSG_ERROR(--enable-profiling requires a compiler which supports -pg)
386 ACX_PKGVERSION([GDB])
387 ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/])
388 AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description])
389 AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address])
391 # --------------------- #
392 # Checks for programs. #
393 # --------------------- #
401 AC_CHECK_TOOL(AR, ar)
402 AC_CHECK_TOOL(DLLTOOL, dlltool)
403 AC_CHECK_TOOL(WINDRES, windres)
405 # Needed for GNU/Hurd.
406 AC_CHECK_TOOL(MIG, mig)
408 # ---------------------- #
409 # Checks for libraries. #
410 # ---------------------- #
412 # We might need to link with -lm; most simulators need it.
413 AC_CHECK_LIB(m, main)
415 # We need to link with -lw to get `wctype' on Solaris before Solaris
416 # 2.6. Solaris 2.6 and beyond have this function in libc, and have a
417 # libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1
418 # is known to have this problem). Therefore we avoid libw if we can.
419 AC_CHECK_FUNC(wctype, [],
420 [AC_CHECK_LIB(w, wctype)])
422 # Some systems (e.g. Solaris) have `gethostbyname' in libnsl.
423 AC_SEARCH_LIBS(gethostbyname, nsl)
425 # Some systems (e.g. Solaris) have `socketpair' in libsocket.
426 AC_SEARCH_LIBS(socketpair, socket)
428 # Link in zlib if we can. This allows us to read compressed debug sections.
431 # On HP/UX we may need libxpdl for dlgetmodinfo (used by solib-pa64.c).
432 AC_SEARCH_LIBS(dlgetmodinfo, [dl xpdl])
436 # On alpha-osf, it appears that libtermcap and libcurses are not compatible.
437 # There is a very specific comment in /usr/include/curses.h explaining that
438 # termcap routines built into libcurses must not be used.
440 # The symptoms we observed so far is GDB unexpectedly changing
441 # the terminal settings when tgetent is called - this is particularly
442 # visible as the output is missing carriage returns, and so rapidly
443 # becomes very hard to read.
445 # The readline configure script has already decided that libtermcap
446 # was enough for its purposes, and so decided to build readline using
447 # libtermcap. Since the TUI mode requires curses, building GDB with
448 # TUI enabled results in both libraries to be used at the same time,
449 # which is not allowed. This basically means that GDB with TUI is
450 # broken on alpha-osf.
454 if test x"$enable_tui" = xyes; then
455 AC_MSG_ERROR([Building GDB with TUI mode is not supported on this host])
457 if test x"$enable_tui" = xauto; then
463 # For the TUI, we need enhanced curses functionality.
464 if test x"$enable_tui" != xno; then
469 if test x"$prefer_curses" = xyes; then
470 # FIXME: kettenis/20040905: We prefer ncurses over the vendor-supplied
471 # curses library because the latter might not provide all the
472 # functionality we need. However, this leads to problems on systems
473 # where the linker searches /usr/local/lib, but the compiler doesn't
474 # search /usr/local/include, if ncurses is installed in /usr/local. A
475 # default installation of ncurses on alpha*-dec-osf* will lead to such
477 AC_SEARCH_LIBS(waddstr, [ncurses cursesX curses])
479 if test "$ac_cv_search_waddstr" != no; then
484 # Check whether we should enable the TUI, but only do so if we really
486 if test x"$enable_tui" != xno; then
487 if test -d $srcdir/tui; then
488 if test "$curses_found" != no; then
489 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)"
490 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)"
491 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)"
492 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)"
493 CONFIG_ALL="${CONFIG_ALL} all-tui"
494 CONFIG_CLEAN="${CONFIG_CLEAN} clean-tui"
495 CONFIG_INSTALL="${CONFIG_INSTALL} install-tui"
496 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-tui"
498 if test x"$enable_tui" = xyes; then
499 AC_MSG_ERROR([no enhanced curses library found; disable TUI])
501 AC_MSG_WARN([no enhanced curses library found; disabling TUI])
507 # Since GDB uses Readline, we need termcap functionality. In many
508 # cases this will be provided by the curses library, but some systems
509 # have a seperate termcap library, or no curses library at all.
513 if test -d $srcdir/libtermcap; then
514 LIBS="../libtermcap/libtermcap.a $LIBS"
515 ac_cv_search_tgetent="../libtermcap/libtermcap.a"
518 ac_cv_search_tgetent="none required"
521 ac_cv_search_tgetent="none required"
522 CONFIG_OBS="$CONFIG_OBS windows-termcap.o"
526 # These are the libraries checked by Readline.
527 AC_SEARCH_LIBS(tgetent, [termcap tinfo curses ncurses])
529 if test "$ac_cv_search_tgetent" = no; then
530 AC_MSG_ERROR([no termcap library found])
533 AC_ARG_WITH([system-readline],
534 [AS_HELP_STRING([--with-system-readline],
535 [use installed readline library])])
537 if test "$with_system_readline" = yes; then
542 # readline-6.0 started to use the name `_rl_echoing_p'.
543 # `$(READLINE_DIR)/' of bundled readline would not resolve in configure.
545 AC_MSG_CHECKING([for readline_echoing_p])
547 LIBS="$LIBS $READLINE"
548 AC_LINK_IFELSE(AC_LANG_PROGRAM(,[[extern int readline_echoing_p;
549 return readline_echoing_p;]]),
550 [READLINE_ECHOING_P=yes],
551 [READLINE_ECHOING_P=no
552 AC_DEFINE([readline_echoing_p], [_rl_echoing_p],
553 [readline-6.0 started to use different name.])])
555 AC_MSG_RESULT([$READLINE_ECHOING_P])
557 READLINE='$(READLINE_DIR)/libreadline.a'
558 READLINE_DEPS='$(READLINE)'
559 READLINE_CFLAGS='-I$(READLINE_SRC)/..'
562 AC_SUBST(READLINE_DEPS)
563 AC_SUBST(READLINE_CFLAGS)
566 AS_HELP_STRING([--with-expat], [include expat support (auto/yes/no)]),
567 [], [with_expat=auto])
568 AC_MSG_CHECKING([whether to use expat])
569 AC_MSG_RESULT([$with_expat])
571 if test "${with_expat}" = no; then
572 AC_MSG_WARN([expat support disabled; some features may be unavailable.])
575 AC_LIB_HAVE_LINKFLAGS([expat], [], [#include "expat.h"],
576 [XML_Parser p = XML_ParserCreate (0);])
577 if test "$HAVE_LIBEXPAT" != yes; then
578 if test "$with_expat" = yes; then
579 AC_MSG_ERROR([expat is missing or unusable])
581 AC_MSG_WARN([expat is missing or unusable; some features may be unavailable.])
585 LIBS="$LIBS $LIBEXPAT"
586 AC_CHECK_FUNCS(XML_StopParser)
591 dnl Utility to simplify finding libpython.
593 dnl $2 = the shell variable to assign the result to
594 dnl If libpython is found we store $version here.
595 dnl $3 = additional flags to add to CPPFLAGS
596 dnl $4 = additional flags to add to LIBS
598 AC_DEFUN([AC_TRY_LIBPYTHON],
601 define([have_libpython_var],$2)
604 AC_MSG_CHECKING([for ${version}])
605 save_CPPFLAGS=$CPPFLAGS
607 CPPFLAGS="$CPPFLAGS $new_CPPFLAGS"
608 LIBS="$LIBS $new_LIBS"
609 found_usable_python=no
610 AC_LINK_IFELSE(AC_LANG_PROGRAM([[#include "${version}/Python.h"]],
611 [[Py_Initialize ();]]),
612 [have_libpython_var=${version}
613 found_usable_python=yes],
614 [CPPFLAGS=$save_CPPFLAGS
616 AC_MSG_RESULT([${found_usable_python}])
619 dnl There are several different values for --with-python:
621 dnl no - Don't include python support.
622 dnl yes - Include python support, error if it's missing.
623 dnl If we find python in $PATH, use it to fetch configure options,
624 dnl otherwise assume the compiler can find it with no help from us.
625 dnl Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn.
626 dnl auto - Same as "yes", but if python is missing from the system,
627 dnl fall back to "no".
628 dnl /path/to/python/exec-prefix -
629 dnl Use the python located in this directory.
630 dnl If /path/to/python/exec-prefix/bin/python exists, use it to find
631 dnl the compilation parameters. Otherwise use
632 dnl -I/path/to/python/exec-prefix/include,
633 dnl -L/path/to/python/exec-prefix/lib.
634 dnl Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn.
635 dnl NOTE: This case is historical. It is what was done for 7.0/7.1
636 dnl but is deprecated.
637 dnl /path/to/python/executable -
638 dnl Run python-config.py with this version of python to fetch the
639 dnl compilation parameters.
640 dnl NOTE: This needn't be the real python executable.
641 dnl In a cross-compilation scenario (build != host), this could be
642 dnl a shell script that provides what python-config.py provides for
643 dnl --ldflags, --includes, --exec-prefix.
644 dnl python-executable -
645 dnl Find python-executable in $PATH, and then handle the same as
646 dnl /path/to/python/executable.
648 dnl If a python program is specified, it is used to run python-config.py and
649 dnl is passed --ldflags, --includes, --exec-prefix.
652 AS_HELP_STRING([--with-python@<:@=PYTHON@:>@], [include python support (auto/yes/no/<python-program>)]),
653 [], [with_python=auto])
654 AC_MSG_CHECKING([whether to use python])
655 AC_MSG_RESULT([$with_python])
657 if test "${with_python}" = no; then
658 AC_MSG_WARN([python support disabled; some features may be unavailable.])
661 case "${with_python}" in
663 if test -d ${with_python}; then
664 # Assume the python binary is ${with_python}/bin/python.
665 python_prog="${with_python}/bin/python"
667 if test ! -x "${python_prog}"; then
668 # Fall back to gdb 7.0/7.1 behaviour.
670 python_prefix=${with_python}
672 elif test -x "${with_python}"; then
673 # While we can't run python compiled for $host (unless host == build),
674 # the user could write a script that provides the needed information,
675 # so we support that.
676 python_prog=${with_python}
679 AC_ERROR(invalid value for --with-python)
683 # Disallow --with-python=foo/bar.
684 AC_ERROR(invalid value for --with-python)
687 # The user has either specified auto, yes, or the name of the python
688 # program assumed to be in $PATH.
690 case "${with_python}" in
692 if test ${build} = ${host}; then
693 AC_PATH_PROG(python_prog_path, python, missing)
694 if test "${python_prog_path}" = missing; then
697 python_prog=${python_prog_path}
700 # Not much we can do except assume the cross-compiler will find the
706 # While we can't run python compiled for $host (unless host == build),
707 # the user could write a script that provides the needed information,
708 # so we support that.
709 python_prog="${with_python}"
710 AC_PATH_PROG(python_prog_path, ${python_prog}, missing)
711 if test "${python_prog_path}" = missing; then
712 AC_ERROR(unable to find python program ${python_prog})
718 if test "${python_prog}" != missing; then
719 # We have a python program to use, but it may be too old.
720 # Don't flag an error for --with-python=auto (the default).
721 have_python_config=yes
722 python_includes=`${python_prog} ${srcdir}/python/python-config.py --includes`
723 if test $? != 0; then
724 have_python_config=failed
725 if test "${with_python}" != auto; then
726 AC_ERROR(failure running python-config --includes)
729 python_libs=`${python_prog} ${srcdir}/python/python-config.py --ldflags`
730 if test $? != 0; then
731 have_python_config=failed
732 if test "${with_python}" != auto; then
733 AC_ERROR(failure running python-config --ldflags)
736 python_prefix=`${python_prog} ${srcdir}/python/python-config.py --exec-prefix`
737 if test $? != 0; then
738 have_python_config=failed
739 if test "${with_python}" != auto; then
740 AC_ERROR(failure running python-config --exec-prefix)
744 # Fall back to gdb 7.0/7.1 behaviour.
745 if test -z ${python_prefix}; then
749 python_includes="-I${python_prefix}/include"
750 python_libs="-L${python_prefix}/lib"
752 have_python_config=no
755 # Having "/pythonX.Y" in the include path is awkward.
756 # All those python headers get bubbled up to the top inviting lots
757 # of random collisions. GDB originally didn't use python-config to
758 # find the compilation parameters and includes "pythonX.Y/" in the
759 # path of the, umm, include file. So strip away this part of the
760 # output of python-config --includes.
761 python_includes=`echo "${python_includes} " \
762 | sed -e 's,/python[[0-9]]*[[.]][[0-9]]* , ,g'`
764 # If we have python-config, only try the configuration it provides.
765 # Otherwise fallback on the old way of trying different versions of
769 if test "${have_python_config}" = yes; then
770 python_version=`echo " ${python_libs} " \
771 | sed -e 's,^.* -l\(python[[0-9]]*[[.]][[0-9]]*\) .*$,\1,'`
772 case "${python_version}" in
774 AC_TRY_LIBPYTHON(${python_version}, have_libpython,
775 ${python_includes}, ${python_libs})
778 AC_MSG_ERROR([unable to determine python version from ${python_libs}])
781 elif test "${have_python_config}" != failed; then
782 if test "${have_libpython}" = no; then
783 AC_TRY_LIBPYTHON(python2.7, have_libpython,
784 ${python_includes}, "${python_libs} -lpython2.7")
786 if test "${have_libpython}" = no; then
787 AC_TRY_LIBPYTHON(python2.6, have_libpython,
788 ${python_includes}, "${python_libs} -lpython2.6")
790 if test ${have_libpython} = no; then
791 AC_TRY_LIBPYTHON(python2.5, have_libpython,
792 ${python_includes}, "${python_libs} -lpython2.5")
794 if test ${have_libpython} = no; then
795 AC_TRY_LIBPYTHON(python2.4, have_libpython,
796 ${python_includes}, "${python_libs} -lpython2.4")
799 if test "${have_libpython}" = python2.7; then
800 AC_DEFINE(HAVE_LIBPYTHON2_7, 1, [Define if Python 2.7 is being used.])
801 elif test "${have_libpython}" = python2.6; then
802 AC_DEFINE(HAVE_LIBPYTHON2_6, 1, [Define if Python 2.6 is being used.])
803 elif test "${have_libpython}" = python2.5; then
804 AC_DEFINE(HAVE_LIBPYTHON2_5, 1, [Define if Python 2.5 is being used.])
805 elif test "${have_libpython}" = python2.4; then
806 AC_DEFINE(HAVE_LIBPYTHON2_4, 1, [Define if Python 2.4 is being used.])
809 if test "${have_libpython}" = no; then
810 case "${with_python}" in
812 AC_MSG_ERROR([python is missing or unusable])
815 AC_MSG_WARN([python is missing or unusable; some features may be unavailable.])
818 AC_MSG_ERROR([no usable python found at ${with_python}])
822 if test -n "${python_prefix}"; then
823 AC_DEFINE_UNQUOTED(WITH_PYTHON_PATH, "${python_prefix}",
824 [Define if --with-python provides a path, either directly or via python-config.py --exec-prefix.])
825 GDB_AC_DEFINE_RELOCATABLE(PYTHON_PATH, python, ${python_prefix})
830 if test "${have_libpython}" != no; then
831 AC_DEFINE(HAVE_PYTHON, 1, [Define if Python interpreter is being linked in.])
832 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_PYTHON_OBS)"
833 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_PYTHON_DEPS)"
834 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_PYTHON_SRCS)"
835 CONFIG_INSTALL="$CONFIG_INSTALL install-python"
836 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_PYTHON_CFLAGS)"
838 # Flags needed to compile Python code (taken from python-config --cflags).
839 # We cannot call python-config directly because it will output whatever was
840 # used when compiling the Python interpreter itself, including flags which
841 # would make the python-related objects be compiled differently from the
842 # rest of GDB (e.g., -O2 and -fPIC).
843 if test "${GCC}" = yes; then
844 tentative_python_cflags="-fno-strict-aliasing -DNDEBUG -fwrapv"
847 if test "x${tentative_python_cflags}" != x; then
848 AC_MSG_CHECKING(compiler flags for python code)
849 for flag in ${tentative_python_cflags}; do
850 # Check that the compiler accepts it
851 saved_CFLAGS="$CFLAGS"
852 CFLAGS="$CFLAGS $flag"
853 AC_TRY_COMPILE([],[],PYTHON_CFLAGS="${PYTHON_CFLAGS} $flag",)
854 CFLAGS="$saved_CFLAGS"
856 AC_MSG_RESULT(${PYTHON_CFLAGS})
859 # Even if Python support is not compiled in, we need to have these files
861 CONFIG_OBS="$CONFIG_OBS python.o py-value.o py-prettyprint.o py-auto-load.o"
862 CONFIG_SRCS="$CONFIG_SRCS python/python.c python/py-value.c \
863 python/py-prettyprint.c python/py-auto-load.c"
865 AC_SUBST(PYTHON_CFLAGS)
867 # ------------------------- #
868 # Checks for header files. #
869 # ------------------------- #
874 # elf_hp.h is for HP/UX 64-bit shared library support.
875 # FIXME: kettenis/20030102: In most cases we include these (ctype.h, time.h)
876 # unconditionally, so what's the point in checking these?
877 AC_CHECK_HEADERS([nlist.h machine/reg.h poll.h sys/poll.h proc_service.h \
878 thread_db.h gnu/libc-version.h signal.h stddef.h \
879 stdlib.h string.h memory.h strings.h sys/fault.h \
880 sys/file.h sys/filio.h sys/ioctl.h sys/param.h \
881 sys/resource.h sys/procfs.h sys/ptrace.h ptrace.h \
882 sys/reg.h sys/debugreg.h sys/select.h sys/syscall.h \
883 sys/types.h sys/wait.h wait.h termios.h termio.h \
884 sgtty.h unistd.h elf_hp.h ctype.h time.h locale.h])
885 AC_CHECK_HEADERS(link.h, [], [],
886 [#if HAVE_SYS_TYPES_H
887 # include <sys/types.h>
893 AC_CHECK_HEADERS(sys/proc.h, [], [],
894 [#if HAVE_SYS_PARAM_H
895 # include <sys/param.h>
898 AC_CHECK_HEADERS(sys/user.h, [], [],
899 [#if HAVE_SYS_PARAM_H
900 # include <sys/param.h>
904 # On Solaris 2.[789], we need to define _MSE_INT_H to avoid a clash
905 # between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to
906 # think that we don't have <curses.h> if we're using GCC.
909 if test "$GCC" = yes; then
910 AC_DEFINE(_MSE_INT_H, 1,
911 [Define to 1 to avoid a clash between <widec.h> and <wchar.h> on
912 Solaris 2.[789] when using GCC. ])
915 AC_CHECK_HEADERS(curses.h cursesX.h ncurses.h ncurses/ncurses.h ncurses/term.h)
916 AC_CHECK_HEADERS(term.h, [], [],
922 # ------------------------- #
923 # Checks for declarations. #
924 # ------------------------- #
926 AC_CHECK_DECLS([free, malloc, realloc, strerror, strstr, getopt,
927 snprintf, vsnprintf])
930 # ----------------------- #
931 # Checks for structures. #
932 # ----------------------- #
934 AC_CHECK_MEMBERS([struct stat.st_blocks, struct stat.st_blksize])
936 # ------------------ #
937 # Checks for types. #
938 # ------------------ #
941 AC_CHECK_TYPES(socklen_t, [], [],
942 [#include <sys/types.h>
943 #include <sys/socket.h>
946 # ------------------------------------- #
947 # Checks for compiler characteristics. #
948 # ------------------------------------- #
954 # ------------------------------ #
955 # Checks for library functions. #
956 # ------------------------------ #
961 AC_CHECK_FUNCS([canonicalize_file_name realpath getrusage getuid \
962 getgid pipe poll pread64 resize_term sbrk setpgid setpgrp setsid \
963 sigaction sigprocmask sigsetmask socketpair syscall \
964 ttrace wborder wresize setlocale iconvlist libiconvlist btowc \
965 setrlimit getrlimit posix_madvise waitpid])
968 # Check the return and argument types of ptrace. No canned test for
969 # this, so roll our own.
972 # include <sys/types.h>
974 #if HAVE_SYS_PTRACE_H
975 # include <sys/ptrace.h>
981 # There is no point in checking if we don't have a prototype.
982 AC_CHECK_DECLS(ptrace, [], [
983 : ${gdb_cv_func_ptrace_ret='int'}
984 : ${gdb_cv_func_ptrace_args='int,int,long,long'}
985 ], $gdb_ptrace_headers)
986 # Check return type. Varargs (used on GNU/Linux) conflict with the
987 # empty argument list, so check for that explicitly.
988 AC_CACHE_CHECK([return type of ptrace], gdb_cv_func_ptrace_ret,
989 AC_TRY_COMPILE($gdb_ptrace_headers,
990 [extern long ptrace (enum __ptrace_request, ...);],
991 gdb_cv_func_ptrace_ret='long',
992 AC_TRY_COMPILE($gdb_ptrace_headers,
993 [extern int ptrace ();],
994 gdb_cv_func_ptrace_ret='int',
995 gdb_cv_func_ptrace_ret='long')))
996 AC_DEFINE_UNQUOTED(PTRACE_TYPE_RET, $gdb_cv_func_ptrace_ret,
997 [Define as the return type of ptrace.])
998 # Check argument types.
999 AC_CACHE_CHECK([types of arguments for ptrace], gdb_cv_func_ptrace_args, [
1000 AC_TRY_COMPILE($gdb_ptrace_headers,
1001 [extern long ptrace (enum __ptrace_request, ...);],
1002 [gdb_cv_func_ptrace_args='int,int,long,long'],[
1003 for gdb_arg1 in 'int' 'long'; do
1004 for gdb_arg2 in 'pid_t' 'int' 'long'; do
1005 for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long' 'void *'; do
1006 for gdb_arg4 in 'int' 'long'; do
1007 AC_TRY_COMPILE($gdb_ptrace_headers, [
1008 extern $gdb_cv_func_ptrace_ret
1009 ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4);
1010 ], [gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4";
1012 for gdb_arg5 in 'int *' 'int' 'long'; do
1013 AC_TRY_COMPILE($gdb_ptrace_headers, [
1014 extern $gdb_cv_func_ptrace_ret
1015 ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4, $gdb_arg5);
1017 gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4,$gdb_arg5";
1024 # Provide a safe default value.
1025 : ${gdb_cv_func_ptrace_args='int,int,long,long'}
1027 ac_save_IFS=$IFS; IFS=','
1028 set dummy `echo "$gdb_cv_func_ptrace_args" | sed 's/\*/\*/g'`
1031 AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG3, $[3],
1032 [Define to the type of arg 3 for ptrace.])
1033 if test -n "$[5]"; then
1034 AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG5, $[5],
1035 [Define to the type of arg 5 for ptrace.])
1038 dnl AC_FUNC_SETPGRP does not work when cross compiling
1039 dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
1040 if test "$cross_compiling" = no; then
1043 AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void,
1047 if (setpgrp(1,1) == -1)
1051 ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)])
1052 if test $ac_cv_func_setpgrp_void = yes; then
1053 AC_DEFINE(SETPGRP_VOID, 1)
1057 # Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do
1058 # since sigsetjmp might only be defined as a macro.
1059 AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
1062 ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
1063 gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
1064 if test $gdb_cv_func_sigsetjmp = yes; then
1065 AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
1068 # Assume we'll default to using the included libiberty regex.
1069 gdb_use_included_regex=yes
1071 # However, if the system regex is GNU regex, then default to *not*
1072 # using the included regex.
1075 [gdb_cv_have_gnu_regex],
1077 [#include <gnu-versions.h>],
1078 [#define REGEX_INTERFACE_VERSION 1
1079 #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
1080 # error "Version mismatch"
1082 gdb_cv_have_gnu_regex=yes,
1083 gdb_cv_have_gnu_regex=no)])
1084 if test $gdb_cv_have_gnu_regex = yes; then
1085 gdb_use_included_regex=no
1088 AC_ARG_WITH(included-regex,
1089 AS_HELP_STRING([--without-included-regex], [don't use included regex; this is the default on systems with version 2 of the GNU C library (use with caution on other system)]),
1090 gdb_with_regex=$withval,
1091 gdb_with_regex=$gdb_use_included_regex)
1092 if test "$gdb_with_regex" = yes; then
1093 AC_DEFINE(USE_INCLUDED_REGEX, 1,
1094 [Define to 1 if the regex included in libiberty should be used.])
1097 # Check if <sys/proc.h> defines `struct thread' with a td_pcb member.
1098 AC_CHECK_MEMBERS([struct thread.td_pcb], [], [],
1099 [#include <sys/param.h>
1100 #include <sys/proc.h>
1103 # See if <sys/lwp.h> defines `struct lwp`.
1104 AC_CACHE_CHECK([for struct lwp], gdb_cv_struct_lwp,
1105 [AC_TRY_COMPILE([#include <sys/param.h>
1106 #include <sys/lwp.h>], [struct lwp l;],
1107 gdb_cv_struct_lwp=yes, gdb_cv_struct_lwp=no)])
1108 if test $gdb_cv_struct_lwp = yes; then
1109 AC_DEFINE(HAVE_STRUCT_LWP, 1,
1110 [Define to 1 if your system has struct lwp.])
1113 # See if <machine/reg.h> degines `struct reg'.
1114 AC_CACHE_CHECK([for struct reg in machine/reg.h], gdb_cv_struct_reg,
1115 [AC_TRY_COMPILE([#include <sys/types.h>
1116 #include <machine/reg.h>], [struct reg r;],
1117 gdb_cv_struct_reg=yes, gdb_cv_struct_reg=no)])
1118 if test $gdb_cv_struct_reg = yes; then
1119 AC_DEFINE(HAVE_STRUCT_REG, 1,
1120 [Define to 1 if your system has struct reg in <machine/reg.h>.])
1123 # See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
1124 # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
1125 AC_CHECK_MEMBERS([struct reg.r_fs, struct reg.r_gs], [], [],
1126 [#include <machine/reg.h>])
1128 # See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
1129 AC_MSG_CHECKING(for PTRACE_GETREGS)
1130 AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
1131 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
1133 [gdb_cv_have_ptrace_getregs=yes],
1134 [gdb_cv_have_ptrace_getregs=no])])
1135 AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
1136 if test $gdb_cv_have_ptrace_getregs = yes; then
1137 AC_DEFINE(HAVE_PTRACE_GETREGS, 1,
1138 [Define if sys/ptrace.h defines the PTRACE_GETREGS request.])
1141 # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
1142 AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
1143 AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
1144 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
1145 [PTRACE_GETFPXREGS;],
1146 [gdb_cv_have_ptrace_getfpxregs=yes],
1147 [gdb_cv_have_ptrace_getfpxregs=no])])
1148 AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
1149 if test $gdb_cv_have_ptrace_getfpxregs = yes; then
1150 AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1,
1151 [Define if sys/ptrace.h defines the PTRACE_GETFPXREGS request.])
1154 # See if <sys/ptrace.h> provides the PT_GETDBREGS request.
1155 AC_MSG_CHECKING(for PT_GETDBREGS)
1156 AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
1157 [AC_TRY_COMPILE([#include <sys/types.h>
1158 #include <sys/ptrace.h>],
1160 [gdb_cv_have_pt_getdbregs=yes],
1161 [gdb_cv_have_pt_getdbregs=no])])
1162 AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
1163 if test $gdb_cv_have_pt_getdbregs = yes; then
1164 AC_DEFINE(HAVE_PT_GETDBREGS, 1,
1165 [Define if sys/ptrace.h defines the PT_GETDBREGS request.])
1168 # See if <sys/ptrace.h> provides the PT_GETXMMREGS request.
1169 AC_MSG_CHECKING(for PT_GETXMMREGS)
1170 AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs,
1171 [AC_TRY_COMPILE([#include <sys/types.h>
1172 #include <sys/ptrace.h>],
1174 [gdb_cv_have_pt_getxmmregs=yes],
1175 [gdb_cv_have_pt_getxmmregs=no])])
1176 AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs)
1177 if test $gdb_cv_have_pt_getxmmregs = yes; then
1178 AC_DEFINE(HAVE_PT_GETXMMREGS, 1,
1179 [Define if sys/ptrace.h defines the PT_GETXMMREGS request.])
1182 # Detect which type of /proc is in use, such as for Unixware or Solaris.
1184 if test "${target}" = "${host}"; then
1186 *-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
1187 AC_DEFINE(NEW_PROC_API, 1,
1188 [Define if you want to use new multi-fd /proc interface
1189 (replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).])
1191 *-*-solaris2.[[6789]] | *-*-solaris2.1[[0-9]]*)
1192 AC_DEFINE(NEW_PROC_API, 1,
1193 [Define if you want to use new multi-fd /proc interface
1194 (replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).])
1197 # Work around <sys/proc.h> needing _KMEMUSER problem on IRIX 5.
1198 AC_DEFINE([_KMEMUSER], 1,
1199 [Define to 1 so <sys/proc.h> gets a definition of anon_hdl. Works
1200 around a <sys/proc.h> problem on IRIX 5.])
1205 if test "$ac_cv_header_sys_procfs_h" = yes; then
1206 BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
1207 BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
1208 BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
1209 BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
1210 BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
1211 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
1212 BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
1213 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
1214 BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
1215 BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
1216 BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
1217 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
1218 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
1219 BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
1222 dnl Check for broken prfpregset_t type
1224 dnl For Linux/i386, glibc 2.1.3 was released with a bogus
1225 dnl prfpregset_t type (it's a typedef for the pointer to a struct
1226 dnl instead of the struct itself). We detect this here, and work
1227 dnl around it in gdb_proc_service.h.
1229 if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
1230 AC_MSG_CHECKING(whether prfpregset_t type is broken)
1231 AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
1232 [AC_TRY_RUN([#include <sys/procfs.h>
1235 if (sizeof (prfpregset_t) == sizeof (void *))
1239 gdb_cv_prfpregset_t_broken=no,
1240 gdb_cv_prfpregset_t_broken=yes,
1241 gdb_cv_prfpregset_t_broken=yes)])
1242 AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
1243 if test $gdb_cv_prfpregset_t_broken = yes; then
1244 AC_DEFINE(PRFPREGSET_T_BROKEN, 1,
1245 [Define if the prfpregset_t type is broken.])
1249 dnl Check for PIOCSET ioctl entry
1251 AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
1252 AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
1253 [AC_TRY_COMPILE([#include <unistd.h>
1254 #include <sys/types.h>
1255 #include <sys/procfs.h>
1258 dummy = ioctl(0, PIOCSET, &dummy);
1260 gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
1261 AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
1262 if test $gdb_cv_have_procfs_piocset = yes; then
1263 AC_DEFINE(HAVE_PROCFS_PIOCSET, 1,
1264 [Define if ioctl argument PIOCSET is available.])
1268 dnl For native ports (host == target), check to see what kind of
1269 dnl legacy link.h support is needed. (See solib-legacy.c.)
1270 if test ${host} = ${target} ; then
1271 dnl Check for struct link_map with l_ members which are indicative
1272 dnl of SVR4-like shared libraries
1274 AC_MSG_CHECKING(for member l_addr in struct link_map)
1275 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
1276 [AC_TRY_COMPILE([#include <link.h>],
1277 [struct link_map lm; (void) lm.l_addr;],
1278 gdb_cv_have_struct_link_map_with_l_members=yes,
1279 gdb_cv_have_struct_link_map_with_l_members=no)])
1280 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
1281 if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
1282 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS,1,
1283 [Define if <link.h> exists and defines struct link_map which has
1284 members with an ``l_'' prefix. (For Solaris, SVR4, and
1285 SVR4-like systems.)])
1288 dnl Check for struct link_map with lm_ members which are indicative
1289 dnl of SunOS-like shared libraries
1291 AC_MSG_CHECKING(for member lm_addr in struct link_map)
1292 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
1293 [AC_TRY_COMPILE([#include <sys/types.h>
1295 [struct link_map lm; (void) lm.lm_addr;],
1296 gdb_cv_have_struct_link_map_with_lm_members=yes,
1297 gdb_cv_have_struct_link_map_with_lm_members=no)])
1298 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
1299 if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
1300 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS, 1,
1301 [Define if <link.h> exists and defines struct link_map which has
1302 members with an ``lm_'' prefix. (For SunOS.)])
1305 dnl Check for struct so_map with som_ members which are found on
1306 dnl some *BSD systems.
1308 AC_MSG_CHECKING(for member som_addr in struct so_map)
1309 AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
1310 [AC_TRY_COMPILE([#include <sys/types.h>
1315 [struct so_map lm; (void) lm.som_addr;],
1316 gdb_cv_have_struct_so_map_with_som_members=yes,
1317 gdb_cv_have_struct_so_map_with_som_members=no)])
1318 AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
1319 if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
1320 AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS, 1,
1321 [Define if <link.h> exists and defines a struct so_map which has
1322 members with an ``som_'' prefix. (Found on older *BSD systems.)])
1325 dnl Check for struct link_map32 type, which allows a 64-bit Solaris
1326 dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
1328 AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
1329 AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
1330 [AC_TRY_COMPILE([#define _SYSCALL32
1331 #include <sys/link.h>], [struct link_map32 l;],
1332 gdb_cv_have_struct_link_map32=yes,
1333 gdb_cv_have_struct_link_map32=no)])
1334 AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
1335 if test $gdb_cv_have_struct_link_map32 = yes; then
1336 AC_DEFINE(HAVE_STRUCT_LINK_MAP32, 1,
1337 [Define if <sys/link.h> has struct link_map32])
1338 AC_DEFINE(_SYSCALL32, 1,
1339 [Define if <sys/link.h> has link_map32 (solaris sparc-64 target)])
1343 # Check if the compiler supports the `long long' type.
1345 AC_CACHE_CHECK([for long long support in compiler], gdb_cv_c_long_long,
1346 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
1347 [[extern long long foo;]],
1348 [[switch (foo & 2) { case 0: return 1; }]])],
1349 gdb_cv_c_long_long=yes,
1350 gdb_cv_c_long_long=no)])
1351 if test $gdb_cv_c_long_long = yes; then
1352 AC_DEFINE(CC_HAS_LONG_LONG, 1,
1353 [Define to 1 if the compiler supports long long.])
1356 # Check if the compiler and runtime support printing long longs.
1358 AC_CACHE_CHECK([for long long support in printf],
1359 gdb_cv_printf_has_long_long,
1360 [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
1363 l = (l << 16) + 0x0123;
1364 l = (l << 16) + 0x4567;
1365 l = (l << 16) + 0x89ab;
1366 l = (l << 16) + 0xcdef;
1367 sprintf (buf, "0x%016llx", l);
1368 return (strcmp ("0x0123456789abcdef", buf));]])],
1369 gdb_cv_printf_has_long_long=yes,
1370 gdb_cv_printf_has_long_long=no,
1371 gdb_cv_printf_has_long_long=no)])
1372 if test $gdb_cv_printf_has_long_long = yes; then
1373 AC_DEFINE(PRINTF_HAS_LONG_LONG, 1,
1374 [Define to 1 if the "%ll" format works to print long longs.])
1377 # Check if the compiler and runtime support printing decfloats.
1379 AC_CACHE_CHECK([for decfloat support in printf],
1380 gdb_cv_printf_has_decfloat,
1381 [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
1383 _Decimal32 d32 = 1.2345df;
1384 _Decimal64 d64 = 1.2345dd;
1385 _Decimal128 d128 = 1.2345dl;
1386 sprintf (buf, "Decimal32: %H\nDecimal64: %D\nDecimal128: %DD", d32, d64, d128);
1387 return (strcmp ("Decimal32: 1.2345\nDecimal64: 1.2345\nDecimal128: 1.2345", buf));]])],
1388 gdb_cv_printf_has_decfloat=yes,
1389 gdb_cv_printf_has_decfloat=no,
1390 gdb_cv_printf_has_decfloat=no)])
1391 if test $gdb_cv_printf_has_decfloat = yes; then
1392 AC_DEFINE(PRINTF_HAS_DECFLOAT, 1,
1393 [Define to 1 if the "%H, %D and %DD" formats work to print decfloats.])
1396 # Check if the compiler supports the `long double' type. We can't use
1397 # AC_C_LONG_DOUBLE because that one does additional checks on the
1398 # constants defined in <float.h> that fail on some systems,
1399 # e.g. FreeBSD/i386 4.7 and OpenBSD/i386 3.6.
1401 AC_CACHE_CHECK([for long double support in compiler], gdb_cv_c_long_double,
1402 [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[long double foo;]])],
1403 gdb_cv_c_long_double=yes,
1404 gdb_cv_c_long_double=no)])
1405 if test $gdb_cv_c_long_double = yes; then
1406 AC_DEFINE(HAVE_LONG_DOUBLE, 1,
1407 [Define to 1 if the compiler supports long double.])
1410 # Check if the compiler and runtime support printing long doubles.
1412 AC_CACHE_CHECK([for long double support in printf],
1413 gdb_cv_printf_has_long_double,
1414 [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
1416 long double f = 3.141592653;
1417 sprintf (buf, "%Lg", f);
1418 return (strncmp ("3.14159", buf, 7));]])],
1419 gdb_cv_printf_has_long_double=yes,
1420 gdb_cv_printf_has_long_double=no,
1421 gdb_cv_printf_has_long_double=no)])
1422 if test $gdb_cv_printf_has_long_double = yes; then
1423 AC_DEFINE(PRINTF_HAS_LONG_DOUBLE, 1,
1424 [Define to 1 if the "%Lg" format works to print long doubles.])
1427 # Check if the compiler and runtime support scanning long doubles.
1429 AC_CACHE_CHECK([for long double support in scanf],
1430 gdb_cv_scanf_has_long_double,
1431 [AC_RUN_IFELSE([AC_LANG_PROGRAM(
1432 [[#include <stdio.h>]],
1433 [[char *buf = "3.141592653";
1435 sscanf (buf, "%Lg", &f);
1436 return !(f > 3.14159 && f < 3.14160);]])],
1437 gdb_cv_scanf_has_long_double=yes,
1438 gdb_cv_scanf_has_long_double=no,
1439 gdb_cv_scanf_has_long_double=no)])
1440 if test $gdb_cv_scanf_has_long_double = yes; then
1441 AC_DEFINE(SCANF_HAS_LONG_DOUBLE, 1,
1442 [Define to 1 if the "%Lg" format works to scan long doubles.])
1447 AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
1448 SAVE_LDFLAGS=$LDFLAGS
1451 yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
1452 *) gdb_cv_bigtoc=-bbigtoc ;;
1455 LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
1456 AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
1457 LDFLAGS="${SAVE_LDFLAGS}"
1459 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
1463 AC_MSG_CHECKING(for the dynamic export flag)
1465 if test "${gdb_native}" = yes; then
1466 # The dynamically loaded libthread_db needs access to symbols in the gdb
1467 # executable. Older GNU ld supports --export-dynamic but --dynamic-list
1468 # may not be supported there.
1469 old_LDFLAGS="$LDFLAGS"
1470 # Older GNU ld supports --export-dynamic but --dynamic-list it does not.
1471 RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list"
1472 LDFLAGS="$LDFLAGS $RDYNAMIC"
1473 if test "${have_libpython}" = no; then
1474 AC_TRY_LINK([], [], [dynamic_list=true])
1476 # Workaround http://bugs.python.org/issue4434 where static
1477 # libpythonX.Y.a would get its symbols required for
1478 # pythonX.Y/lib-dynload/*.so modules hidden by -Wl,--dynamic-list.
1479 # Problem does not happen for the recommended libpythonX.Y.so linkage.
1480 old_CFLAGS="$CFLAGS"
1481 CFLAGS="$CFLAGS $PYTHON_CFLAGS"
1484 [#include "]${have_libpython}[/Python.h"],
1487 err = PyRun_SimpleString ("import itertools\n");
1489 return err == 0 ? 0 : 1;]),
1490 [dynamic_list=true], [], [true])
1491 CFLAGS="$old_CFLAGS"
1493 LDFLAGS="$old_LDFLAGS"
1495 if $dynamic_list; then
1496 found="-Wl,--dynamic-list"
1497 RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'
1500 RDYNAMIC="-rdynamic"
1503 AC_MSG_RESULT($found)
1505 dnl For certain native configurations, we need to check whether thread
1506 dnl support can be built in or not.
1508 dnl Note that we only want this if we are both native (host == target),
1509 dnl and not doing a canadian cross build (build == host).
1511 if test ${build} = ${host} -a ${host} = ${target} ; then
1514 AC_MSG_CHECKING(for HPUX/OSF thread support)
1515 if test -f /usr/include/dce/cma_config.h ; then
1516 if test "$GCC" = "yes" ; then
1518 AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT, 1,
1519 [Define if you have HPUX threads])
1520 CONFIG_OBS="${CONFIG_OBS} hpux-thread.o"
1521 CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
1523 AC_MSG_RESULT(no (suppressed because you are not using GCC))
1530 # See if thread_db library is around for Solaris thread debugging.
1531 # Note that we must explicitly test for version 1 of the library
1532 # because version 0 (present on Solaris 2.4 or earlier) doesn't have
1534 AC_MSG_CHECKING(for Solaris thread debugging library)
1535 if test -f /usr/lib/libthread_db.so.1 ; then
1537 AC_DEFINE(HAVE_THREAD_DB_LIB, 1,
1538 [Define if using Solaris thread debugging.])
1539 CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
1540 CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
1541 AC_CHECK_LIB(dl, dlopen)
1542 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} $RDYNAMIC"
1543 # Sun randomly tweaked the prototypes in <proc_service.h>
1545 AC_MSG_CHECKING(if <proc_service.h> is old)
1546 AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
1548 #include <proc_service.h>
1550 (struct ps_prochandle*, psaddr_t, const void*, size_t);
1551 ],, gdb_cv_proc_service_is_old=no,
1552 gdb_cv_proc_service_is_old=yes)
1554 AC_MSG_RESULT($gdb_cv_proc_service_is_old)
1555 if test $gdb_cv_proc_service_is_old = yes; then
1556 AC_DEFINE(PROC_SERVICE_IS_OLD, 1,
1557 [Define if <proc_service.h> on solaris uses int instead of
1558 size_t, and assorted other type changes.])
1565 AC_MSG_CHECKING(for AiX thread debugging library)
1566 AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
1567 [AC_TRY_COMPILE([#include <sys/pthdebug.h>],
1568 [#ifndef PTHDB_VERSION_3
1571 gdb_cv_have_aix_thread_debug=yes,
1572 gdb_cv_have_aix_thread_debug=no)])
1573 AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
1574 if test $gdb_cv_have_aix_thread_debug = yes; then
1575 CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
1576 CONFIG_OBS="${CONFIG_OBS} aix-thread.o"
1577 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
1581 AC_SUBST(CONFIG_LDFLAGS)
1584 dnl See if we have a thread_db header file that has TD_NOTALLOC and
1585 dnl other error codes.
1586 if test "x$ac_cv_header_thread_db_h" = "xyes"; then
1587 AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC],
1588 gdb_cv_thread_db_h_has_td_notalloc,
1590 [#include <thread_db.h>],
1591 [int i = TD_NOTALLOC;],
1592 gdb_cv_thread_db_h_has_td_notalloc=yes,
1593 gdb_cv_thread_db_h_has_td_notalloc=no
1596 AC_CACHE_CHECK([whether <thread_db.h> has TD_VERSION],
1597 gdb_cv_thread_db_h_has_td_version,
1599 [#include <thread_db.h>],
1600 [int i = TD_VERSION;],
1601 gdb_cv_thread_db_h_has_td_version=yes,
1602 gdb_cv_thread_db_h_has_td_version=no
1605 AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTLS],
1606 gdb_cv_thread_db_h_has_td_notls,
1608 [#include <thread_db.h>],
1609 [int i = TD_NOTLS;],
1610 gdb_cv_thread_db_h_has_td_notls=yes,
1611 gdb_cv_thread_db_h_has_td_notls=no
1615 if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
1616 AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
1617 [Define if <thread_db.h> has the TD_NOTALLOC error code.])
1619 if test "x$gdb_cv_thread_db_h_has_td_version" = "xyes"; then
1620 AC_DEFINE(THREAD_DB_HAS_TD_VERSION, 1,
1621 [Define if <thread_db.h> has the TD_VERSION error code.])
1623 if test "x$gdb_cv_thread_db_h_has_td_notls" = "xyes"; then
1624 AC_DEFINE(THREAD_DB_HAS_TD_NOTLS, 1,
1625 [Define if <thread_db.h> has the TD_NOTLS error code.])
1628 dnl See if we have a sys/syscall header file that has __NR_tkill.
1629 if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then
1630 AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill],
1631 gdb_cv_sys_syscall_h_has_tkill,
1633 [#include <sys/syscall.h>],
1634 [int i = __NR_tkill;],
1635 gdb_cv_sys_syscall_h_has_tkill=yes,
1636 gdb_cv_sys_syscall_h_has_tkill=no
1640 dnl See if we can issue tkill syscall.
1641 if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes" && test "x$ac_cv_func_syscall" = "xyes"; then
1642 AC_DEFINE(HAVE_TKILL_SYSCALL, 1, [Define if you support the tkill syscall.])
1645 dnl Check if we can disable the virtual address space randomization.
1646 dnl The functionality of setarch -R.
1647 AC_CHECK_DECLS([ADDR_NO_RANDOMIZE],,, [#include <sys/personality.h>])
1648 define([PERSONALITY_TEST], [AC_LANG_PROGRAM([#include <sys/personality.h>], [
1649 # if !HAVE_DECL_ADDR_NO_RANDOMIZE
1650 # define ADDR_NO_RANDOMIZE 0x0040000
1652 /* Test the flag could be set and stays set. */
1653 personality (personality (0xffffffff) | ADDR_NO_RANDOMIZE);
1654 if (!(personality (personality (0xffffffff)) & ADDR_NO_RANDOMIZE))
1656 AC_RUN_IFELSE([PERSONALITY_TEST],
1657 [have_personality=true],
1658 [have_personality=false],
1659 [AC_LINK_IFELSE([PERSONALITY_TEST],
1660 [have_personality=true],
1661 [have_personality=false])])
1662 if $have_personality
1664 AC_DEFINE([HAVE_PERSONALITY], 1,
1665 [Define if you support the personality syscall.])
1668 dnl Handle optional features that can be enabled.
1670 target_sysroot_reloc=0
1671 AC_ARG_WITH(sysroot,
1672 AS_HELP_STRING([--with-sysroot@<:@=DIR@:>@], [search for usr/lib et al within DIR]),
1674 case ${with_sysroot} in
1675 yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
1676 *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
1679 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
1681 if test "x$prefix" = xNONE; then
1682 test_prefix=/usr/local
1686 if test "x$exec_prefix" = xNONE || test "x$exec_prefix" = 'x${prefix}'; then
1687 test_exec_prefix=$test_prefix
1689 test_exec_prefix=$exec_prefix
1691 case ${TARGET_SYSTEM_ROOT} in
1692 "${test_prefix}"|"${test_prefix}/"*|\
1693 "${test_exec_prefix}"|"${test_exec_prefix}/"*|\
1694 '${prefix}'|'${prefix}/'*|\
1695 '${exec_prefix}'|'${exec_prefix}/'*)
1696 target_sysroot_reloc=1
1701 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
1703 TARGET_SYSTEM_ROOT_DEFINE="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE=$target_sysroot_reloc"
1704 AC_SUBST(TARGET_SYSTEM_ROOT)
1705 AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
1707 GDB_AC_WITH_DIR(SYSTEM_GDBINIT, system-gdbinit,
1708 [automatically load a system-wide gdbinit file],
1711 AC_ARG_ENABLE(werror,
1712 AS_HELP_STRING([--enable-werror], [treat compile warnings as errors]),
1713 [case "${enableval}" in
1714 yes | y) ERROR_ON_WARNING="yes" ;;
1715 no | n) ERROR_ON_WARNING="no" ;;
1716 *) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;;
1719 # Enable -Werror by default when using gcc
1720 if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
1721 ERROR_ON_WARNING=yes
1725 if test "${ERROR_ON_WARNING}" = yes ; then
1726 WERROR_CFLAGS="-Werror"
1729 # The entries after -Wno-pointer-sign are disabled warnings which may
1730 # be enabled in the future, which can not currently be used to build
1732 # NOTE: If you change this list, remember to update
1733 # gdb/doc/gdbint.texinfo.
1734 build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \
1735 -Wformat-nonliteral -Wno-pointer-sign \
1736 -Wno-unused -Wunused-value -Wunused-function \
1737 -Wno-switch -Wno-char-subscripts"
1739 # Enable -Wno-format by default when using gcc on mingw since many
1740 # GCC versions complain about %I64.
1742 *-*-mingw32*) build_warnings="$build_warnings -Wno-format" ;;
1745 AC_ARG_ENABLE(build-warnings,
1746 AS_HELP_STRING([--enable-build-warnings], [enable build-time compiler warnings if gcc is used]),
1747 [case "${enableval}" in
1749 no) build_warnings="-w";;
1750 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1751 build_warnings="${build_warnings} ${t}";;
1752 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1753 build_warnings="${t} ${build_warnings}";;
1754 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
1756 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
1757 echo "Setting compiler warning flags = $build_warnings" 6>&1
1759 AC_ARG_ENABLE(gdb-build-warnings,
1760 AS_HELP_STRING([--enable-gdb-build-warnings], [enable GDB specific build-time compiler warnings if gcc is used]),
1761 [case "${enableval}" in
1763 no) build_warnings="-w";;
1764 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1765 build_warnings="${build_warnings} ${t}";;
1766 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1767 build_warnings="${t} ${build_warnings}";;
1768 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
1770 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
1771 echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
1774 if test "x${build_warnings}" != x -a "x$GCC" = xyes
1776 AC_MSG_CHECKING(compiler warning flags)
1777 # Separate out the -Werror flag as some files just cannot be
1778 # compiled with it enabled.
1779 for w in ${build_warnings}; do
1781 -Werr*) WERROR_CFLAGS=-Werror ;;
1782 *) # Check that GCC accepts it
1783 saved_CFLAGS="$CFLAGS"
1785 AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
1786 CFLAGS="$saved_CFLAGS"
1789 AC_MSG_RESULT(${WARN_CFLAGS} ${WERROR_CFLAGS})
1791 AC_SUBST(WARN_CFLAGS)
1792 AC_SUBST(WERROR_CFLAGS)
1794 # In the Cygwin environment, we need some additional flags.
1795 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
1796 [AC_EGREP_CPP(lose, [
1797 #if defined (__CYGWIN__) || defined (__CYGWIN32__)
1799 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
1802 dnl Figure out which of the many generic ser-*.c files the _host_ supports.
1803 SER_HARDWIRE="ser-base.o ser-unix.o ser-pipe.o ser-tcp.o"
1805 *go32* ) SER_HARDWIRE=ser-go32.o ;;
1806 *djgpp* ) SER_HARDWIRE=ser-go32.o ;;
1807 *mingw32*) SER_HARDWIRE="ser-base.o ser-tcp.o ser-mingw.o" ;;
1809 AC_SUBST(SER_HARDWIRE)
1811 # libreadline needs libuser32.a in a cygwin environment
1813 if test x$gdb_cv_os_cygwin = xyes; then
1814 WIN32LIBS="-luser32"
1816 *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
1821 # The ser-tcp.c module requires sockets.
1824 AC_DEFINE(USE_WIN32API, 1,
1825 [Define if we should use the Windows API, instead of the
1826 POSIX API. On Windows, we use the Windows API when
1827 building for MinGW, but the POSIX API when building
1829 WIN32LIBS="$WIN32LIBS -lws2_32"
1834 # Add ELF support to GDB, but only if BFD includes ELF support.
1836 OLD_LDFLAGS=$LDFLAGS
1838 CFLAGS="$CFLAGS -I${srcdir}/../include -I../bfd -I${srcdir}/../bfd"
1839 LDFLAGS="$LDFLAGS -L../bfd -L../libiberty"
1840 intl=`echo $LIBINTL | sed 's,${top_builddir}/,,g'`
1841 LIBS="-lbfd -liberty $intl $LIBS"
1842 AC_CACHE_CHECK([for ELF support in BFD], gdb_cv_var_elf,
1844 [#include <stdlib.h>
1846 #include "elf-bfd.h"
1848 [bfd *abfd = NULL; bfd_get_elf_phdr_upper_bound (abfd); ],
1849 gdb_cv_var_elf=yes, gdb_cv_var_elf=no)])
1850 if test $gdb_cv_var_elf = yes; then
1851 CONFIG_OBS="$CONFIG_OBS elfread.o"
1852 AC_DEFINE(HAVE_ELF, 1,
1853 [Define if ELF support should be included.])
1856 LDFLAGS=$OLD_LDFLAGS
1859 # Add any host-specific objects to GDB.
1860 CONFIG_OBS="${CONFIG_OBS} ${gdb_host_obs}"
1862 LIBGUI="../libgui/src/libgui.a"
1863 GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
1865 AC_SUBST(GUI_CFLAGS_X)
1869 AC_SUBST(WIN32LDAPP)
1872 *-*-cygwin* | *-*-mingw* )
1881 if test "${enable_gdbtk}" = "yes"; then
1883 # Gdbtk must have an absolute path to srcdir in order to run
1884 # properly when not installed.
1892 # If $no_tk is nonempty, then we can't do Tk, and there is no
1893 # point to doing Tcl.
1896 if test -z "${no_tcl}" -a -z "${no_tk}"; then
1899 # Check for in-tree tcl
1906 if test "${TCL_SRC_DIR}" = "${topdir}/tcl"; then
1910 # Find Tcl private headers
1911 if test x"${intree}" = xno; then
1912 CY_AC_TCL_PRIVATE_HEADERS
1913 TCL_INCLUDE="${TCL_INCLUDE_SPEC} ${TCL_PRIVATE_INCLUDE}"
1914 TCL_LIBRARY="${TCL_LIB_SPEC}"
1917 # If building tcl in the same src tree, private headers
1918 # are not needed, but we need to be sure to use the right
1920 TCL_INCLUDE="-I${TCL_SRC_DIR}/generic"
1921 TCL_LIBRARY="${TCL_BUILD_LIB_SPEC}"
1922 TCL_DEPS="../tcl/${configdir}${TCL_LIB_FILE}"
1924 AC_SUBST(TCL_INCLUDE)
1925 AC_SUBST(TCL_LIBRARY)
1930 # Check for in-tree Tk
1932 if test "${TK_SRC_DIR}" = "${topdir}/tk"; then
1936 # Find Tk private headers
1937 if test x"${intree}" = xno; then
1938 CY_AC_TK_PRIVATE_HEADERS
1939 TK_INCLUDE="${TK_INCLUDE_SPEC} ${TK_PRIVATE_INCLUDE}"
1940 TK_LIBRARY=${TK_LIB_SPEC}
1943 TK_INCLUDE="-I${TK_SRC_DIR}/generic"
1944 TK_LIBRARY="${TK_BUILD_LIB_SPEC}"
1945 TK_DEPS="../tk/${configdir}/${TK_LIB_FILE}"
1947 AC_SUBST(TK_INCLUDE)
1948 AC_SUBST(TK_LIBRARY)
1950 AC_SUBST(TK_XINCLUDES)
1952 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
1954 # Include some libraries that Tcl and Tk want.
1955 TCL_LIBS='$(LIBGUI) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
1956 # Yes, the ordering seems wrong here. But it isn't.
1957 # TK_LIBS is the list of libraries that need to be linked
1958 # after Tcl/Tk. Note that this isn't put into LIBS. If it
1959 # were in LIBS then any link tests after this point would
1960 # try to include things like `$(LIBGUI)', which wouldn't work.
1961 GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
1963 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
1964 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
1965 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
1966 CONFIG_ALL="${CONFIG_ALL} all-gdbtk"
1967 CONFIG_CLEAN="${CONFIG_CLEAN} clean-gdbtk"
1968 CONFIG_INSTALL="${CONFIG_INSTALL} install-gdbtk"
1969 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-gdbtk"
1971 if test x$gdb_cv_os_cygwin = xyes; then
1972 WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
1973 WIN32LDAPP="-Wl,--subsystem,console"
1974 CONFIG_OBS="${CONFIG_OBS} gdbres.o"
1977 AC_CONFIG_SUBDIRS(gdbtk)
1985 AC_SUBST(GDBTK_CFLAGS)
1986 AC_SUBST(GDBTK_SRC_DIR)
1990 # Unlike the sim directory, whether a simulator is linked is controlled by
1991 # presence of a gdb_sim definition in the target configure.tgt entry.
1992 # This code just checks for a few cases where we'd like to ignore those
1993 # definitions, even when they're present in the '.mt' file. These cases
1994 # are when --disable-sim is specified, or if the simulator directory is
1995 # not part of the source tree.
1998 AS_HELP_STRING([--enable-sim], [link gdb with simulator]),
1999 [echo "enable_sim = $enable_sim";
2000 echo "enableval = ${enableval}";
2001 case "${enableval}" in
2002 yes) ignore_sim=false ;;
2003 no) ignore_sim=true ;;
2004 *) ignore_sim=false ;;
2008 if test ! -d "${srcdir}/../sim"; then
2014 if test "${ignore_sim}" = "false"; then
2015 if test x"${gdb_sim}" != x ; then
2017 SIM_OBS="remote-sim.o"
2018 AC_DEFINE(WITH_SIM, 1, [Define if the simulator is being linked in.])
2024 AC_SUBST(ENABLE_CFLAGS)
2025 AC_SUBST(PROFILE_CFLAGS)
2027 AC_SUBST(CONFIG_OBS)
2028 AC_SUBST(CONFIG_DEPS)
2029 AC_SUBST(CONFIG_SRCS)
2030 AC_SUBST(CONFIG_ALL)
2031 AC_SUBST(CONFIG_CLEAN)
2032 AC_SUBST(CONFIG_INSTALL)
2033 AC_SUBST(CONFIG_UNINSTALL)
2035 # List of host floatformats.
2036 AC_DEFINE_UNQUOTED(GDB_HOST_FLOAT_FORMAT,$gdb_host_float_format,[Host float floatformat])
2037 AC_DEFINE_UNQUOTED(GDB_HOST_DOUBLE_FORMAT,$gdb_host_double_format,[Host double floatformat])
2038 AC_DEFINE_UNQUOTED(GDB_HOST_LONG_DOUBLE_FORMAT,$gdb_host_long_double_format,[Host long double floatformat])
2040 # target_subdir is used by the testsuite to find the target libraries.
2042 if test "${host}" != "${target}"; then
2043 target_subdir="${target_alias}/"
2045 AC_SUBST(target_subdir)
2048 if test "${gdb_native}" = "yes"; then
2049 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
2050 if test ! -f ${host_makefile_frag}; then
2051 AC_MSG_ERROR("*** Gdb does not support native target ${host}")
2053 frags="$frags $host_makefile_frag"
2055 host_makefile_frag=/dev/null
2058 AC_SUBST_FILE(host_makefile_frag)
2062 if test "${gdb_native}" = "yes"; then
2063 # We pick this up from the host configuration file (.mh) because we
2064 # do not have a native configuration Makefile fragment.
2065 nativefile=`sed -n '
2066 s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
2067 ' ${host_makefile_frag}`
2071 if test x"${gdb_osabi}" != x ; then
2072 AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi,
2073 [Define to the default OS ABI for this configuration.])
2076 # Enable multi-ice-gdb-server.
2077 AC_ARG_ENABLE(multi-ice,
2078 AS_HELP_STRING([--enable-multi-ice], [build the multi-ice-gdb-server]),
2082 *) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;;
2084 if test "x$enable_multi_ice" = xyes; then
2085 AC_CONFIG_SUBDIRS(multi-ice)
2088 AC_ARG_ENABLE(gdbserver,
2089 AS_HELP_STRING([--enable-gdbserver],
2090 [automatically build gdbserver (yes/no/auto, default is auto)]),
2091 [case "${enableval}" in
2093 *) AC_MSG_ERROR(bad value ${enableval} for --enable-gdbserver option) ;;
2094 esac],[enable_gdbserver=auto])
2096 # We only build gdbserver automatically in a native configuration, and
2097 # only if the user did not explicitly disable its build.
2098 if test "$gdb_native" = "yes" -a "$enable_gdbserver" != "no"; then
2099 AC_MSG_CHECKING(whether gdbserver is supported on this host)
2100 if test "x$build_gdbserver" = xyes; then
2102 AC_CONFIG_SUBDIRS(gdbserver)
2103 gdbserver_build_enabled=yes
2109 # If the user explicitly request the gdbserver to be built, verify that
2110 # we were in fact able to enable it.
2111 if test "$enable_gdbserver" = "yes" -a "$gdbserver_build_enabled" != "yes"; then
2112 AC_MSG_ERROR(Automatic gdbserver build is not supported for this configuration)
2115 # If nativefile (NAT_FILE) is not set in config/*/*.m[ht] files, we link
2116 # to an empty version.
2122 if test "${nativefile}" != ""; then
2123 case "${nativefile}" in
2124 nm-*.h ) GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}" ;;
2125 * ) GDB_NM_FILE="${nativefile}"
2127 files="${files} ${GDB_NM_FILE}"
2128 links="${links} nm.h"
2129 AC_DEFINE_UNQUOTED(GDB_NM_FILE, "${GDB_NM_FILE}", [nativefile])
2131 AC_SUBST(GDB_NM_FILE)
2133 AC_LINK_FILES($files, $links)
2135 dnl Check for exe extension set on certain hosts (e.g. Win32)
2138 dnl Detect the character set used by this host.
2139 dnl At the moment, we just assume it's UTF-8.
2140 AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "UTF-8",
2141 [Define to be a string naming the default host character set.])
2143 AC_OUTPUT(Makefile .gdbinit:gdbinit.in gnulib/Makefile data-directory/Makefile,
2145 case x$CONFIG_HEADERS in
2146 xconfig.h:config.in)