1 dnl Autoconf configure script for GDB, the GNU debugger.
2 dnl Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
3 dnl 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
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(testsuite)
112 AC_CONFIG_SUBDIRS(common)
114 # Check whether to support alternative target configurations
115 AC_ARG_ENABLE(targets,
116 AS_HELP_STRING([--enable-targets=TARGETS], [alternative target configurations]),
117 [case "${enableval}" in
118 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
120 no) enable_targets= ;;
121 *) enable_targets=$enableval ;;
124 # Check whether to enable 64-bit support on 32-bit hosts
125 AC_ARG_ENABLE(64-bit-bfd,
126 AS_HELP_STRING([--enable-64-bit-bfd], [64-bit support (on hosts with narrower word sizes)]),
127 [case "${enableval}" in
130 *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
131 esac],[want64=false])dnl
133 # Provide defaults for some variables set by the per-host and per-target
135 gdb_host_obs=posix-hdep.o
137 if test "${target}" = "${host}"; then
143 . $srcdir/configure.host
145 # Accumulate some settings from configure.tgt over all enabled targets
150 for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
152 if test "$targ_alias" = "all"; then
155 # Canonicalize the secondary target names.
156 result=`$ac_config_sub $targ_alias 2>/dev/null`
157 if test -n "$result"; then
163 . ${srcdir}/configure.tgt
165 AS_IF([test -z "${gdb_target_obs}"],
166 [AC_MSG_ERROR([configuration ${targ} is unsupported.])])
168 # Target-specific object files
169 for i in ${gdb_target_obs}; do
170 case " $TARGET_OBS " in
173 TARGET_OBS="$TARGET_OBS ${i}"
178 # Check whether this target needs 64-bit CORE_ADDR
179 if test x${want64} = xfalse; then
180 . ${srcdir}/../bfd/config.bfd
185 if test x${all_targets} = xtrue; then
187 # We want all 64-bit targets if we either:
188 # - run on a 64-bit host or
189 # - already require 64-bit support for some other target or
190 # - the --enable-64-bit-bfd option was supplied
191 # Otherwise we only support all 32-bit targets.
193 # NOTE: This test must be in sync with the corresponding
196 if test x${want64} = xfalse; then
197 AC_CHECK_SIZEOF(long)
198 if test "x${ac_cv_sizeof_long}" = "x8"; then
202 if test x${want64} = xtrue; then
203 TARGET_OBS='$(ALL_TARGET_OBS) $(ALL_64_TARGET_OBS)'
205 TARGET_OBS='$(ALL_TARGET_OBS)'
211 # For other settings, only the main target counts.
215 targ=$target; . ${srcdir}/configure.tgt
217 # Fetch the default architecture and default target vector from BFD.
218 targ=$target; . $srcdir/../bfd/config.bfd
220 # We only want the first architecture, so strip off the others if
221 # there is more than one.
222 targ_archs=`echo $targ_archs | sed 's/ .*//'`
224 if test "x$targ_archs" != x; then
225 AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs,
226 [Define to BFD's default architecture. ])
228 if test "x$targ_defvec" != x; then
229 AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec,
230 [Define to BFD's default target vector. ])
233 # The CLI cannot be disabled yet, but may be in the future.
236 AC_ARG_ENABLE(gdbcli,
237 AS_HELP_STRING([--disable-gdbcli], [disable command-line interface (CLI)]),
242 AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;;
244 AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;;
247 if test x"$enable_gdbcli" = xyes; then
248 if test -d $srcdir/cli; then
249 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)"
250 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)"
251 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)"
252 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)"
258 AS_HELP_STRING([--disable-gdbmi], [disable machine-interface (MI)]),
263 AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;;
266 if test x"$enable_gdbmi" = xyes; then
267 if test -d $srcdir/mi; then
268 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)"
269 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)"
270 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)"
271 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)"
277 AS_HELP_STRING([--enable-tui], [enable full-screen terminal user interface (TUI)]),
282 AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
283 esac],enable_tui=auto)
287 AS_HELP_STRING([--enable-gdbtk], [enable gdbtk graphical user interface (GUI)]),
292 AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;;
294 [if test -d $srcdir/gdbtk; then
299 # We unconditionally disable gdbtk tests on selected platforms.
302 AC_MSG_WARN([gdbtk isn't supported on $host; disabling])
307 AC_ARG_WITH(libunwind,
308 AS_HELP_STRING([--with-libunwind], [use libunwind frame unwinding support]),
309 [case "${withval}" in
310 yes) enable_libunwind=yes ;;
311 no) enable_libunwind=no ;;
312 *) AC_MSG_ERROR(bad value ${withval} for GDB with-libunwind option) ;;
314 AC_CHECK_HEADERS(libunwind.h libunwind-ia64.h)
315 if test x"$ac_cv_header_libunwind_h" = xyes -a x"$ac_cv_header_libunwind_ia64_h" = xyes; then
316 enable_libunwind=yes;
320 if test x"$enable_libunwind" = xyes; then
321 AC_CHECK_HEADERS(libunwind.h libunwind-ia64.h)
322 AC_DEFINE(HAVE_LIBUNWIND, 1, [Define if libunwind library is being used.])
323 CONFIG_OBS="$CONFIG_OBS libunwind-frame.o"
324 CONFIG_DEPS="$CONFIG_DEPS libunwind-frame.o"
325 CONFIG_SRCS="$CONFIG_SRCS libunwind-frame.c"
329 AC_ARG_WITH(curses, AS_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval)
332 if test "$opt_curses" = "yes"; then
337 AC_ARG_ENABLE(profiling,
338 AS_HELP_STRING([--enable-profiling], [enable profiling of GDB]),
343 AC_MSG_ERROR([bad value $enableval for --enable-profile]) ;;
345 [enable_profiling=no])
347 AC_CHECK_FUNCS(monstartup _mcleanup)
348 AC_CACHE_CHECK([for _etext], ac_cv_var__etext,
353 [free (&_etext);], ac_cv_var__etext=yes, ac_cv_var__etext=no)])
354 if test $ac_cv_var__etext = yes; then
355 AC_DEFINE(HAVE__ETEXT, 1,
356 [Define to 1 if your system has the _etext variable. ])
358 AC_CACHE_CHECK([for etext], ac_cv_var_etext,
363 [free (&etext);], ac_cv_var_etext=yes, ac_cv_var_etext=no)])
364 if test $ac_cv_var_etext = yes; then
365 AC_DEFINE(HAVE_ETEXT, 1,
366 [Define to 1 if your system has the etext variable. ])
368 if test "$enable_profiling" = yes ; then
369 if test $ac_cv_func_monstartup = no || test $ac_cv_func__mcleanup = no; then
370 AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup)
374 CFLAGS="$CFLAGS $PROFILE_CFLAGS"
376 AC_CACHE_CHECK([whether $CC supports -pg], ac_cv_cc_supports_pg,
377 [AC_TRY_COMPILE([], [int x;], ac_cv_cc_supports_pg=yes,
378 ac_cv_cc_supports_pg=no)])
380 if test $ac_cv_cc_supports_pg = no; then
381 AC_MSG_ERROR(--enable-profiling requires a compiler which supports -pg)
387 ACX_PKGVERSION([GDB])
388 ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/])
389 AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description])
390 AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address])
392 # --------------------- #
393 # Checks for programs. #
394 # --------------------- #
402 AC_CHECK_TOOL(AR, ar)
403 AC_CHECK_TOOL(DLLTOOL, dlltool)
404 AC_CHECK_TOOL(WINDRES, windres)
406 # Needed for GNU/Hurd.
407 AC_CHECK_TOOL(MIG, mig)
409 # ---------------------- #
410 # Checks for libraries. #
411 # ---------------------- #
413 # We might need to link with -lm; most simulators need it.
414 AC_CHECK_LIB(m, main)
416 # We need to link with -lw to get `wctype' on Solaris before Solaris
417 # 2.6. Solaris 2.6 and beyond have this function in libc, and have a
418 # libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1
419 # is known to have this problem). Therefore we avoid libw if we can.
420 AC_CHECK_FUNC(wctype, [],
421 [AC_CHECK_LIB(w, wctype)])
423 # Some systems (e.g. Solaris) have `gethostbyname' in libnsl.
424 AC_SEARCH_LIBS(gethostbyname, nsl)
426 # Some systems (e.g. Solaris) have `socketpair' in libsocket.
427 AC_SEARCH_LIBS(socketpair, socket)
429 # Link in zlib if we can. This allows us to read compressed debug sections.
432 # On HP/UX we may need libxpdl for dlgetmodinfo (used by solib-pa64.c).
433 AC_SEARCH_LIBS(dlgetmodinfo, [dl xpdl])
437 # On alpha-osf, it appears that libtermcap and libcurses are not compatible.
438 # There is a very specific comment in /usr/include/curses.h explaining that
439 # termcap routines built into libcurses must not be used.
441 # The symptoms we observed so far is GDB unexpectedly changing
442 # the terminal settings when tgetent is called - this is particularly
443 # visible as the output is missing carriage returns, and so rapidly
444 # becomes very hard to read.
446 # The readline configure script has already decided that libtermcap
447 # was enough for its purposes, and so decided to build readline using
448 # libtermcap. Since the TUI mode requires curses, building GDB with
449 # TUI enabled results in both libraries to be used at the same time,
450 # which is not allowed. This basically means that GDB with TUI is
451 # broken on alpha-osf.
455 if test x"$enable_tui" = xyes; then
456 AC_MSG_ERROR([Building GDB with TUI mode is not supported on this host])
458 if test x"$enable_tui" = xauto; then
464 # For the TUI, we need enhanced curses functionality.
465 if test x"$enable_tui" != xno; then
470 if test x"$prefer_curses" = xyes; then
471 # FIXME: kettenis/20040905: We prefer ncurses over the vendor-supplied
472 # curses library because the latter might not provide all the
473 # functionality we need. However, this leads to problems on systems
474 # where the linker searches /usr/local/lib, but the compiler doesn't
475 # search /usr/local/include, if ncurses is installed in /usr/local. A
476 # default installation of ncurses on alpha*-dec-osf* will lead to such
478 AC_SEARCH_LIBS(waddstr, [ncurses cursesX curses])
480 if test "$ac_cv_search_waddstr" != no; then
485 # Check whether we should enable the TUI, but only do so if we really
487 if test x"$enable_tui" != xno; then
488 if test -d $srcdir/tui; then
489 if test "$curses_found" != no; then
490 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)"
491 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)"
492 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)"
493 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)"
494 CONFIG_ALL="${CONFIG_ALL} all-tui"
495 CONFIG_CLEAN="${CONFIG_CLEAN} clean-tui"
496 CONFIG_INSTALL="${CONFIG_INSTALL} install-tui"
497 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-tui"
499 if test x"$enable_tui" = xyes; then
500 AC_MSG_ERROR([no enhanced curses library found; disable TUI])
502 AC_MSG_WARN([no enhanced curses library found; disabling TUI])
508 # Since GDB uses Readline, we need termcap functionality. In many
509 # cases this will be provided by the curses library, but some systems
510 # have a seperate termcap library, or no curses library at all.
514 if test -d $srcdir/libtermcap; then
515 LIBS="../libtermcap/libtermcap.a $LIBS"
516 ac_cv_search_tgetent="../libtermcap/libtermcap.a"
519 ac_cv_search_tgetent="none required"
522 ac_cv_search_tgetent="none required"
523 CONFIG_OBS="$CONFIG_OBS windows-termcap.o"
527 # These are the libraries checked by Readline.
528 AC_SEARCH_LIBS(tgetent, [termcap tinfo curses ncurses])
530 if test "$ac_cv_search_tgetent" = no; then
531 AC_MSG_ERROR([no termcap library found])
534 AC_ARG_WITH([system-readline],
535 [AS_HELP_STRING([--with-system-readline],
536 [use installed readline library])])
538 if test "$with_system_readline" = yes; then
542 READLINE_TEXI_INCFLAG=
544 # readline-6.0 started to use the name `_rl_echoing_p'.
545 # `$(READLINE_DIR)/' of bundled readline would not resolve in configure.
547 AC_MSG_CHECKING([for readline_echoing_p])
549 LIBS="$LIBS $READLINE"
550 AC_LINK_IFELSE(AC_LANG_PROGRAM(,[[extern int readline_echoing_p;
551 return readline_echoing_p;]]),
552 [READLINE_ECHOING_P=yes],
553 [READLINE_ECHOING_P=no
554 AC_DEFINE([readline_echoing_p], [_rl_echoing_p],
555 [readline-6.0 started to use different name.])])
557 AC_MSG_RESULT([$READLINE_ECHOING_P])
559 READLINE='$(READLINE_DIR)/libreadline.a'
560 READLINE_DEPS='$(READLINE)'
561 READLINE_CFLAGS='-I$(READLINE_SRC)/..'
562 READLINE_TEXI_INCFLAG='-I $(READLINE_DIR)'
565 AC_SUBST(READLINE_DEPS)
566 AC_SUBST(READLINE_CFLAGS)
567 AC_SUBST(READLINE_TEXI_INCFLAG)
570 AS_HELP_STRING([--with-expat], [include expat support (auto/yes/no)]),
571 [], [with_expat=auto])
572 AC_MSG_CHECKING([whether to use expat])
573 AC_MSG_RESULT([$with_expat])
575 if test "${with_expat}" = no; then
576 AC_MSG_WARN([expat support disabled; some features may be unavailable.])
579 AC_LIB_HAVE_LINKFLAGS([expat], [], [#include "expat.h"],
580 [XML_Parser p = XML_ParserCreate (0);])
581 if test "$HAVE_LIBEXPAT" != yes; then
582 if test "$with_expat" = yes; then
583 AC_MSG_ERROR([expat is missing or unusable])
585 AC_MSG_WARN([expat is missing or unusable; some features may be unavailable.])
589 LIBS="$LIBS $LIBEXPAT"
590 AC_CHECK_FUNCS(XML_StopParser)
595 dnl Utility to simplify finding libpython.
597 dnl $2 = the shell variable to assign the result to
598 dnl If libpython is found we store $version here.
599 dnl $3 = additional flags to add to CPPFLAGS
600 dnl $4 = additional flags to add to LIBS
602 AC_DEFUN([AC_TRY_LIBPYTHON],
605 define([have_libpython_var],$2)
608 AC_MSG_CHECKING([for ${version}])
609 save_CPPFLAGS=$CPPFLAGS
611 CPPFLAGS="$CPPFLAGS $new_CPPFLAGS"
612 LIBS="$LIBS $new_LIBS"
613 found_usable_python=no
614 AC_LINK_IFELSE(AC_LANG_PROGRAM([[#include "Python.h"]],
615 [[Py_Initialize ();]]),
616 [have_libpython_var=${version}
617 found_usable_python=yes
618 PYTHON_CPPFLAGS=$new_CPPFLAGS
619 PYTHON_LIBS=$new_LIBS])
620 CPPFLAGS=$save_CPPFLAGS
622 AC_MSG_RESULT([${found_usable_python}])
625 dnl There are several different values for --with-python:
627 dnl no - Don't include python support.
628 dnl yes - Include python support, error if it's missing.
629 dnl If we find python in $PATH, use it to fetch configure options,
630 dnl otherwise assume the compiler can find it with no help from us.
631 dnl Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn.
632 dnl auto - Same as "yes", but if python is missing from the system,
633 dnl fall back to "no".
634 dnl /path/to/python/exec-prefix -
635 dnl Use the python located in this directory.
636 dnl If /path/to/python/exec-prefix/bin/python exists, use it to find
637 dnl the compilation parameters. Otherwise use
638 dnl -I/path/to/python/exec-prefix/include,
639 dnl -L/path/to/python/exec-prefix/lib.
640 dnl Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn.
641 dnl NOTE: This case is historical. It is what was done for 7.0/7.1
642 dnl but is deprecated.
643 dnl /path/to/python/executable -
644 dnl Run python-config.py with this version of python to fetch the
645 dnl compilation parameters.
646 dnl NOTE: This needn't be the real python executable.
647 dnl In a cross-compilation scenario (build != host), this could be
648 dnl a shell script that provides what python-config.py provides for
649 dnl --ldflags, --includes, --exec-prefix.
650 dnl python-executable -
651 dnl Find python-executable in $PATH, and then handle the same as
652 dnl /path/to/python/executable.
654 dnl If a python program is specified, it is used to run python-config.py and
655 dnl is passed --ldflags, --includes, --exec-prefix.
658 AS_HELP_STRING([--with-python@<:@=PYTHON@:>@], [include python support (auto/yes/no/<python-program>)]),
659 [], [with_python=auto])
660 AC_MSG_CHECKING([whether to use python])
661 AC_MSG_RESULT([$with_python])
663 if test "${with_python}" = no; then
664 AC_MSG_WARN([python support disabled; some features may be unavailable.])
667 case "${with_python}" in
669 if test -d ${with_python}; then
670 # Assume the python binary is ${with_python}/bin/python.
671 python_prog="${with_python}/bin/python"
673 # If python does not exit ${with_python}/bin, then try in
674 # ${with_python}. On Windows/MinGW, this is where the Python
676 if test ! -x "${python_prog}"; then
677 python_prog="${with_python}/python"
680 if test ! -x "${python_prog}"; then
681 # Fall back to gdb 7.0/7.1 behaviour.
683 python_prefix=${with_python}
685 elif test -x "${with_python}"; then
686 # While we can't run python compiled for $host (unless host == build),
687 # the user could write a script that provides the needed information,
688 # so we support that.
689 python_prog=${with_python}
692 AC_ERROR(invalid value for --with-python)
696 # Disallow --with-python=foo/bar.
697 AC_ERROR(invalid value for --with-python)
700 # The user has either specified auto, yes, or the name of the python
701 # program assumed to be in $PATH.
703 case "${with_python}" in
705 if test ${build} = ${host}; then
706 AC_PATH_PROG(python_prog_path, python, missing)
707 if test "${python_prog_path}" = missing; then
710 python_prog=${python_prog_path}
713 # Not much we can do except assume the cross-compiler will find the
719 # While we can't run python compiled for $host (unless host == build),
720 # the user could write a script that provides the needed information,
721 # so we support that.
722 python_prog="${with_python}"
723 AC_PATH_PROG(python_prog_path, ${python_prog}, missing)
724 if test "${python_prog_path}" = missing; then
725 AC_ERROR(unable to find python program ${python_prog})
731 if test "${python_prog}" != missing; then
732 # We have a python program to use, but it may be too old.
733 # Don't flag an error for --with-python=auto (the default).
734 have_python_config=yes
735 python_includes=`${python_prog} ${srcdir}/python/python-config.py --includes`
736 if test $? != 0; then
737 have_python_config=failed
738 if test "${with_python}" != auto; then
739 AC_ERROR(failure running python-config --includes)
742 python_libs=`${python_prog} ${srcdir}/python/python-config.py --ldflags`
743 if test $? != 0; then
744 have_python_config=failed
745 if test "${with_python}" != auto; then
746 AC_ERROR(failure running python-config --ldflags)
749 python_prefix=`${python_prog} ${srcdir}/python/python-config.py --exec-prefix`
750 if test $? != 0; then
751 have_python_config=failed
752 if test "${with_python}" != auto; then
753 AC_ERROR(failure running python-config --exec-prefix)
757 # We do not have a python executable we can use to determine where
758 # to find the Python headers and libs. We cannot guess the include
759 # path from the python_prefix either, because that include path
760 # depends on the Python version. So, there is nothing much we can
761 # do except assume that the compiler will be able to find those files.
764 have_python_config=no
767 # If we have python-config, only try the configuration it provides.
768 # Otherwise fallback on the old way of trying different versions of
772 if test "${have_python_config}" = yes; then
773 # Determine the Python version by extracting "-lpython<version>"
774 # part of the python_libs. <version> is usually X.Y with X and Y
775 # being decimal numbers, but can also be XY (seen on Windows).
777 # The extraction is performed using sed with a regular expression.
778 # Initially, the regexp used was using the '?' quantifier to make
779 # the dot in the version number optional. Unfortunately, this
780 # does not work with non-GNU versions of sed because, because of
781 # what looks like a limitation (the '?' quantifier does not work
782 # with back-references). We work around this limitation by using
783 # the '*' quantifier instead. It means that, in theory, we might
784 # match unexpected version strings such as "-lpython2..7", but
785 # this seems unlikely in practice. And even if that happens,
786 # an error will be triggered later on, when checking that version
788 python_version=`echo " ${python_libs} " \
789 | sed -e 's,^.* -l\(python[[0-9]]*[[.]]*[[0-9]]*\).*$,\1,'`
790 case "${python_version}" in
792 AC_TRY_LIBPYTHON(${python_version}, have_libpython,
793 ${python_includes}, ${python_libs})
796 AC_MSG_ERROR([unable to determine python version from ${python_libs}])
799 elif test "${have_python_config}" != failed; then
800 if test "${have_libpython}" = no; then
801 AC_TRY_LIBPYTHON(python2.7, have_libpython,
802 ${python_includes}, "${python_libs} -lpython2.7")
804 if test "${have_libpython}" = no; then
805 AC_TRY_LIBPYTHON(python2.6, have_libpython,
806 ${python_includes}, "${python_libs} -lpython2.6")
808 if test ${have_libpython} = no; then
809 AC_TRY_LIBPYTHON(python2.5, have_libpython,
810 ${python_includes}, "${python_libs} -lpython2.5")
812 if test ${have_libpython} = no; then
813 AC_TRY_LIBPYTHON(python2.4, have_libpython,
814 ${python_includes}, "${python_libs} -lpython2.4")
817 if test "${have_libpython}" = python2.7 -o "${have_libpython}" = python27; then
818 AC_DEFINE(HAVE_LIBPYTHON2_7, 1, [Define if Python 2.7 is being used.])
819 elif test "${have_libpython}" = python2.6 -o "${have_libpython}" = python26; then
820 AC_DEFINE(HAVE_LIBPYTHON2_6, 1, [Define if Python 2.6 is being used.])
821 elif test "${have_libpython}" = python2.5 -o "${have_libpython}" = python25; then
822 AC_DEFINE(HAVE_LIBPYTHON2_5, 1, [Define if Python 2.5 is being used.])
823 elif test "${have_libpython}" = python2.4 -o "${have_libpython}" = python24; then
824 AC_DEFINE(HAVE_LIBPYTHON2_4, 1, [Define if Python 2.4 is being used.])
827 if test "${have_libpython}" = no; then
828 case "${with_python}" in
830 AC_MSG_ERROR([python is missing or unusable])
833 AC_MSG_WARN([python is missing or unusable; some features may be unavailable.])
836 AC_MSG_ERROR([no usable python found at ${with_python}])
840 if test -n "${python_prefix}"; then
841 AC_DEFINE_UNQUOTED(WITH_PYTHON_PATH, "${python_prefix}",
842 [Define if --with-python provides a path, either directly or via python-config.py --exec-prefix.])
843 GDB_AC_DEFINE_RELOCATABLE(PYTHON_PATH, python, ${python_prefix})
848 if test "${have_libpython}" != no; then
849 AC_DEFINE(HAVE_PYTHON, 1, [Define if Python interpreter is being linked in.])
850 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_PYTHON_OBS)"
851 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_PYTHON_DEPS)"
852 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_PYTHON_SRCS)"
853 CONFIG_INSTALL="$CONFIG_INSTALL install-python"
854 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_PYTHON_CFLAGS)"
856 # Flags needed to compile Python code (taken from python-config --cflags).
857 # We cannot call python-config directly because it will output whatever was
858 # used when compiling the Python interpreter itself, including flags which
859 # would make the python-related objects be compiled differently from the
860 # rest of GDB (e.g., -O2 and -fPIC).
861 if test "${GCC}" = yes; then
862 tentative_python_cflags="-fno-strict-aliasing -DNDEBUG -fwrapv"
865 if test "x${tentative_python_cflags}" != x; then
866 AC_MSG_CHECKING(compiler flags for python code)
867 for flag in ${tentative_python_cflags}; do
868 # Check that the compiler accepts it
869 saved_CFLAGS="$CFLAGS"
870 CFLAGS="$CFLAGS $flag"
871 AC_TRY_COMPILE([],[],PYTHON_CFLAGS="${PYTHON_CFLAGS} $flag",)
872 CFLAGS="$saved_CFLAGS"
874 AC_MSG_RESULT(${PYTHON_CFLAGS})
877 # On IRIX, type siginfo is not defined. Instead, sys/siginfo.h provides:
879 # #define siginfo __siginfo
881 # The problem is that including Python causes some XOPEN macros to be
882 # unilaterally defined, and that in turn causes _SGIAPI to evaluate
883 # to false. So, we work around this issue by defining siginfo ourself
884 # though the command-line.
886 irix*) if test "${GCC}" = yes; then
887 CPPFLAGS="$CPPFLAGS -Dsiginfo=__siginfo"
892 # Even if Python support is not compiled in, we need to have these files
894 CONFIG_OBS="$CONFIG_OBS python.o py-value.o py-prettyprint.o py-auto-load.o"
895 CONFIG_SRCS="$CONFIG_SRCS python/python.c python/py-value.c \
896 python/py-prettyprint.c python/py-auto-load.c"
898 AC_SUBST(PYTHON_CFLAGS)
899 AC_SUBST(PYTHON_CPPFLAGS)
900 AC_SUBST(PYTHON_LIBS)
902 # ------------------------- #
903 # Checks for header files. #
904 # ------------------------- #
909 # elf_hp.h is for HP/UX 64-bit shared library support.
910 # FIXME: kettenis/20030102: In most cases we include these (ctype.h, time.h)
911 # unconditionally, so what's the point in checking these?
912 AC_CHECK_HEADERS([nlist.h machine/reg.h poll.h sys/poll.h proc_service.h \
913 thread_db.h gnu/libc-version.h signal.h stddef.h \
914 stdlib.h string.h memory.h strings.h sys/fault.h \
915 sys/file.h sys/filio.h sys/ioctl.h sys/param.h \
916 sys/resource.h sys/procfs.h sys/ptrace.h ptrace.h \
917 sys/reg.h sys/debugreg.h sys/select.h sys/syscall.h \
918 sys/types.h sys/wait.h wait.h termios.h termio.h \
919 sgtty.h unistd.h elf_hp.h ctype.h time.h locale.h])
920 AC_CHECK_HEADERS(link.h, [], [],
921 [#if HAVE_SYS_TYPES_H
922 # include <sys/types.h>
928 AC_CHECK_HEADERS(sys/proc.h, [], [],
929 [#if HAVE_SYS_PARAM_H
930 # include <sys/param.h>
933 AC_CHECK_HEADERS(sys/user.h, [], [],
934 [#if HAVE_SYS_PARAM_H
935 # include <sys/param.h>
939 # On Solaris 2.[789], we need to define _MSE_INT_H to avoid a clash
940 # between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to
941 # think that we don't have <curses.h> if we're using GCC.
944 if test "$GCC" = yes; then
945 AC_DEFINE(_MSE_INT_H, 1,
946 [Define to 1 to avoid a clash between <widec.h> and <wchar.h> on
947 Solaris 2.[789] when using GCC. ])
950 AC_CHECK_HEADERS(curses.h cursesX.h ncurses.h ncurses/ncurses.h ncurses/term.h)
951 AC_CHECK_HEADERS(term.h, [], [],
957 # ------------------------- #
958 # Checks for declarations. #
959 # ------------------------- #
961 AC_CHECK_DECLS([free, malloc, realloc, strerror, strstr, getopt,
962 snprintf, vsnprintf])
965 # ----------------------- #
966 # Checks for structures. #
967 # ----------------------- #
969 AC_CHECK_MEMBERS([struct stat.st_blocks, struct stat.st_blksize])
971 # ------------------ #
972 # Checks for types. #
973 # ------------------ #
976 AC_CHECK_TYPES(socklen_t, [], [],
977 [#include <sys/types.h>
978 #include <sys/socket.h>
981 # ------------------------------------- #
982 # Checks for compiler characteristics. #
983 # ------------------------------------- #
989 # ------------------------------ #
990 # Checks for library functions. #
991 # ------------------------------ #
996 AC_CHECK_FUNCS([canonicalize_file_name realpath getrusage getuid \
997 getgid pipe poll pread64 resize_term sbrk setpgid setpgrp setsid \
998 sigaction sigprocmask sigsetmask socketpair syscall \
999 ttrace wborder wresize setlocale iconvlist libiconvlist btowc \
1000 setrlimit getrlimit posix_madvise waitpid])
1003 # Check the return and argument types of ptrace. No canned test for
1004 # this, so roll our own.
1005 gdb_ptrace_headers='
1006 #if HAVE_SYS_TYPES_H
1007 # include <sys/types.h>
1009 #if HAVE_SYS_PTRACE_H
1010 # include <sys/ptrace.h>
1013 # include <unistd.h>
1016 # There is no point in checking if we don't have a prototype.
1017 AC_CHECK_DECLS(ptrace, [], [
1018 : ${gdb_cv_func_ptrace_ret='int'}
1019 : ${gdb_cv_func_ptrace_args='int,int,long,long'}
1020 ], $gdb_ptrace_headers)
1021 # Check return type. Varargs (used on GNU/Linux) conflict with the
1022 # empty argument list, so check for that explicitly.
1023 AC_CACHE_CHECK([return type of ptrace], gdb_cv_func_ptrace_ret,
1024 AC_TRY_COMPILE($gdb_ptrace_headers,
1025 [extern long ptrace (enum __ptrace_request, ...);],
1026 gdb_cv_func_ptrace_ret='long',
1027 AC_TRY_COMPILE($gdb_ptrace_headers,
1028 [extern int ptrace ();],
1029 gdb_cv_func_ptrace_ret='int',
1030 gdb_cv_func_ptrace_ret='long')))
1031 AC_DEFINE_UNQUOTED(PTRACE_TYPE_RET, $gdb_cv_func_ptrace_ret,
1032 [Define as the return type of ptrace.])
1033 # Check argument types.
1034 AC_CACHE_CHECK([types of arguments for ptrace], gdb_cv_func_ptrace_args, [
1035 AC_TRY_COMPILE($gdb_ptrace_headers,
1036 [extern long ptrace (enum __ptrace_request, ...);],
1037 [gdb_cv_func_ptrace_args='int,int,long,long'],[
1038 for gdb_arg1 in 'int' 'long'; do
1039 for gdb_arg2 in 'pid_t' 'int' 'long'; do
1040 for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long' 'void *'; do
1041 for gdb_arg4 in 'int' 'long'; do
1042 AC_TRY_COMPILE($gdb_ptrace_headers, [
1043 extern $gdb_cv_func_ptrace_ret
1044 ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4);
1045 ], [gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4";
1047 for gdb_arg5 in 'int *' 'int' 'long'; do
1048 AC_TRY_COMPILE($gdb_ptrace_headers, [
1049 extern $gdb_cv_func_ptrace_ret
1050 ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4, $gdb_arg5);
1052 gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4,$gdb_arg5";
1059 # Provide a safe default value.
1060 : ${gdb_cv_func_ptrace_args='int,int,long,long'}
1062 ac_save_IFS=$IFS; IFS=','
1063 set dummy `echo "$gdb_cv_func_ptrace_args" | sed 's/\*/\*/g'`
1066 AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG3, $[3],
1067 [Define to the type of arg 3 for ptrace.])
1068 if test -n "$[5]"; then
1069 AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG5, $[5],
1070 [Define to the type of arg 5 for ptrace.])
1073 dnl AC_FUNC_SETPGRP does not work when cross compiling
1074 dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
1075 if test "$cross_compiling" = no; then
1078 AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void,
1082 if (setpgrp(1,1) == -1)
1086 ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)])
1087 if test $ac_cv_func_setpgrp_void = yes; then
1088 AC_DEFINE(SETPGRP_VOID, 1)
1092 # Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do
1093 # since sigsetjmp might only be defined as a macro.
1094 AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
1097 ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
1098 gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
1099 if test $gdb_cv_func_sigsetjmp = yes; then
1100 AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
1103 # Assume we'll default to using the included libiberty regex.
1104 gdb_use_included_regex=yes
1106 # However, if the system regex is GNU regex, then default to *not*
1107 # using the included regex.
1110 [gdb_cv_have_gnu_regex],
1112 [#include <gnu-versions.h>],
1113 [#define REGEX_INTERFACE_VERSION 1
1114 #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
1115 # error "Version mismatch"
1117 gdb_cv_have_gnu_regex=yes,
1118 gdb_cv_have_gnu_regex=no)])
1119 if test $gdb_cv_have_gnu_regex = yes; then
1120 gdb_use_included_regex=no
1123 AC_ARG_WITH(included-regex,
1124 AS_HELP_STRING([--without-included-regex], [don't use included regex; this is the default on systems with version 2 of the GNU C library (use with caution on other system)]),
1125 gdb_with_regex=$withval,
1126 gdb_with_regex=$gdb_use_included_regex)
1127 if test "$gdb_with_regex" = yes; then
1128 AC_DEFINE(USE_INCLUDED_REGEX, 1,
1129 [Define to 1 if the regex included in libiberty should be used.])
1132 # Check if <sys/proc.h> defines `struct thread' with a td_pcb member.
1133 AC_CHECK_MEMBERS([struct thread.td_pcb], [], [],
1134 [#include <sys/param.h>
1135 #include <sys/proc.h>
1138 # See if <sys/lwp.h> defines `struct lwp`.
1139 AC_CACHE_CHECK([for struct lwp], gdb_cv_struct_lwp,
1140 [AC_TRY_COMPILE([#include <sys/param.h>
1141 #include <sys/lwp.h>], [struct lwp l;],
1142 gdb_cv_struct_lwp=yes, gdb_cv_struct_lwp=no)])
1143 if test $gdb_cv_struct_lwp = yes; then
1144 AC_DEFINE(HAVE_STRUCT_LWP, 1,
1145 [Define to 1 if your system has struct lwp.])
1148 # See if <machine/reg.h> degines `struct reg'.
1149 AC_CACHE_CHECK([for struct reg in machine/reg.h], gdb_cv_struct_reg,
1150 [AC_TRY_COMPILE([#include <sys/types.h>
1151 #include <machine/reg.h>], [struct reg r;],
1152 gdb_cv_struct_reg=yes, gdb_cv_struct_reg=no)])
1153 if test $gdb_cv_struct_reg = yes; then
1154 AC_DEFINE(HAVE_STRUCT_REG, 1,
1155 [Define to 1 if your system has struct reg in <machine/reg.h>.])
1158 # See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
1159 # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
1160 AC_CHECK_MEMBERS([struct reg.r_fs, struct reg.r_gs], [], [],
1161 [#include <machine/reg.h>])
1163 # See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
1164 AC_MSG_CHECKING(for PTRACE_GETREGS)
1165 AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
1166 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
1168 [gdb_cv_have_ptrace_getregs=yes],
1169 [gdb_cv_have_ptrace_getregs=no])])
1170 AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
1171 if test $gdb_cv_have_ptrace_getregs = yes; then
1172 AC_DEFINE(HAVE_PTRACE_GETREGS, 1,
1173 [Define if sys/ptrace.h defines the PTRACE_GETREGS request.])
1176 # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
1177 AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
1178 AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
1179 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
1180 [PTRACE_GETFPXREGS;],
1181 [gdb_cv_have_ptrace_getfpxregs=yes],
1182 [gdb_cv_have_ptrace_getfpxregs=no])])
1183 AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
1184 if test $gdb_cv_have_ptrace_getfpxregs = yes; then
1185 AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1,
1186 [Define if sys/ptrace.h defines the PTRACE_GETFPXREGS request.])
1189 # See if <sys/ptrace.h> provides the PT_GETDBREGS request.
1190 AC_MSG_CHECKING(for PT_GETDBREGS)
1191 AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
1192 [AC_TRY_COMPILE([#include <sys/types.h>
1193 #include <sys/ptrace.h>],
1195 [gdb_cv_have_pt_getdbregs=yes],
1196 [gdb_cv_have_pt_getdbregs=no])])
1197 AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
1198 if test $gdb_cv_have_pt_getdbregs = yes; then
1199 AC_DEFINE(HAVE_PT_GETDBREGS, 1,
1200 [Define if sys/ptrace.h defines the PT_GETDBREGS request.])
1203 # See if <sys/ptrace.h> provides the PT_GETXMMREGS request.
1204 AC_MSG_CHECKING(for PT_GETXMMREGS)
1205 AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs,
1206 [AC_TRY_COMPILE([#include <sys/types.h>
1207 #include <sys/ptrace.h>],
1209 [gdb_cv_have_pt_getxmmregs=yes],
1210 [gdb_cv_have_pt_getxmmregs=no])])
1211 AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs)
1212 if test $gdb_cv_have_pt_getxmmregs = yes; then
1213 AC_DEFINE(HAVE_PT_GETXMMREGS, 1,
1214 [Define if sys/ptrace.h defines the PT_GETXMMREGS request.])
1217 # Detect which type of /proc is in use, such as for Unixware or Solaris.
1219 if test "${target}" = "${host}"; then
1221 *-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
1222 AC_DEFINE(NEW_PROC_API, 1,
1223 [Define if you want to use new multi-fd /proc interface
1224 (replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).])
1226 *-*-solaris2.[[6789]] | *-*-solaris2.1[[0-9]]*)
1227 AC_DEFINE(NEW_PROC_API, 1,
1228 [Define if you want to use new multi-fd /proc interface
1229 (replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).])
1232 # Work around <sys/proc.h> needing _KMEMUSER problem on IRIX 5.
1233 AC_DEFINE([_KMEMUSER], 1,
1234 [Define to 1 so <sys/proc.h> gets a definition of anon_hdl. Works
1235 around a <sys/proc.h> problem on IRIX 5.])
1240 if test "$ac_cv_header_sys_procfs_h" = yes; then
1241 BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
1242 BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
1243 BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
1244 BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
1245 BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
1246 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
1247 BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
1248 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
1249 BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
1250 BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
1251 BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
1252 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
1253 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
1254 BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
1257 dnl Check for broken prfpregset_t type
1259 dnl For Linux/i386, glibc 2.1.3 was released with a bogus
1260 dnl prfpregset_t type (it's a typedef for the pointer to a struct
1261 dnl instead of the struct itself). We detect this here, and work
1262 dnl around it in gdb_proc_service.h.
1264 if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
1265 AC_MSG_CHECKING(whether prfpregset_t type is broken)
1266 AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
1267 [AC_TRY_RUN([#include <sys/procfs.h>
1270 if (sizeof (prfpregset_t) == sizeof (void *))
1274 gdb_cv_prfpregset_t_broken=no,
1275 gdb_cv_prfpregset_t_broken=yes,
1276 gdb_cv_prfpregset_t_broken=yes)])
1277 AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
1278 if test $gdb_cv_prfpregset_t_broken = yes; then
1279 AC_DEFINE(PRFPREGSET_T_BROKEN, 1,
1280 [Define if the prfpregset_t type is broken.])
1284 dnl Check for PIOCSET ioctl entry
1286 AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
1287 AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
1288 [AC_TRY_COMPILE([#include <unistd.h>
1289 #include <sys/types.h>
1290 #include <sys/procfs.h>
1293 dummy = ioctl(0, PIOCSET, &dummy);
1295 gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
1296 AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
1297 if test $gdb_cv_have_procfs_piocset = yes; then
1298 AC_DEFINE(HAVE_PROCFS_PIOCSET, 1,
1299 [Define if ioctl argument PIOCSET is available.])
1303 dnl For native ports (host == target), check to see what kind of
1304 dnl legacy link.h support is needed. (See solib-legacy.c.)
1305 if test ${host} = ${target} ; then
1306 dnl Check for struct link_map with l_ members which are indicative
1307 dnl of SVR4-like shared libraries
1309 AC_MSG_CHECKING(for member l_addr in struct link_map)
1310 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
1311 [AC_TRY_COMPILE([#include <link.h>],
1312 [struct link_map lm; (void) lm.l_addr;],
1313 gdb_cv_have_struct_link_map_with_l_members=yes,
1314 gdb_cv_have_struct_link_map_with_l_members=no)])
1315 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
1316 if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
1317 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS,1,
1318 [Define if <link.h> exists and defines struct link_map which has
1319 members with an ``l_'' prefix. (For Solaris, SVR4, and
1320 SVR4-like systems.)])
1323 dnl Check for struct link_map with lm_ members which are indicative
1324 dnl of SunOS-like shared libraries
1326 AC_MSG_CHECKING(for member lm_addr in struct link_map)
1327 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
1328 [AC_TRY_COMPILE([#include <sys/types.h>
1330 [struct link_map lm; (void) lm.lm_addr;],
1331 gdb_cv_have_struct_link_map_with_lm_members=yes,
1332 gdb_cv_have_struct_link_map_with_lm_members=no)])
1333 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
1334 if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
1335 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS, 1,
1336 [Define if <link.h> exists and defines struct link_map which has
1337 members with an ``lm_'' prefix. (For SunOS.)])
1340 dnl Check for struct so_map with som_ members which are found on
1341 dnl some *BSD systems.
1343 AC_MSG_CHECKING(for member som_addr in struct so_map)
1344 AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
1345 [AC_TRY_COMPILE([#include <sys/types.h>
1350 [struct so_map lm; (void) lm.som_addr;],
1351 gdb_cv_have_struct_so_map_with_som_members=yes,
1352 gdb_cv_have_struct_so_map_with_som_members=no)])
1353 AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
1354 if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
1355 AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS, 1,
1356 [Define if <link.h> exists and defines a struct so_map which has
1357 members with an ``som_'' prefix. (Found on older *BSD systems.)])
1360 dnl Check for struct link_map32 type, which allows a 64-bit Solaris
1361 dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
1363 AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
1364 AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
1365 [AC_TRY_COMPILE([#define _SYSCALL32
1366 #include <sys/link.h>], [struct link_map32 l;],
1367 gdb_cv_have_struct_link_map32=yes,
1368 gdb_cv_have_struct_link_map32=no)])
1369 AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
1370 if test $gdb_cv_have_struct_link_map32 = yes; then
1371 AC_DEFINE(HAVE_STRUCT_LINK_MAP32, 1,
1372 [Define if <sys/link.h> has struct link_map32])
1373 AC_DEFINE(_SYSCALL32, 1,
1374 [Define if <sys/link.h> has link_map32 (solaris sparc-64 target)])
1378 # Check if the compiler supports the `long long' type.
1380 AC_CACHE_CHECK([for long long support in compiler], gdb_cv_c_long_long,
1381 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
1382 [[extern long long foo;]],
1383 [[switch (foo & 2) { case 0: return 1; }]])],
1384 gdb_cv_c_long_long=yes,
1385 gdb_cv_c_long_long=no)])
1386 if test $gdb_cv_c_long_long = yes; then
1387 AC_DEFINE(CC_HAS_LONG_LONG, 1,
1388 [Define to 1 if the compiler supports long long.])
1391 # Check if the compiler and runtime support printing long longs.
1393 AC_CACHE_CHECK([for long long support in printf],
1394 gdb_cv_printf_has_long_long,
1395 [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
1398 l = (l << 16) + 0x0123;
1399 l = (l << 16) + 0x4567;
1400 l = (l << 16) + 0x89ab;
1401 l = (l << 16) + 0xcdef;
1402 sprintf (buf, "0x%016llx", l);
1403 return (strcmp ("0x0123456789abcdef", buf));]])],
1404 gdb_cv_printf_has_long_long=yes,
1405 gdb_cv_printf_has_long_long=no,
1406 gdb_cv_printf_has_long_long=no)])
1407 if test $gdb_cv_printf_has_long_long = yes; then
1408 AC_DEFINE(PRINTF_HAS_LONG_LONG, 1,
1409 [Define to 1 if the "%ll" format works to print long longs.])
1412 # Check if the compiler and runtime support printing decfloats.
1414 AC_CACHE_CHECK([for decfloat support in printf],
1415 gdb_cv_printf_has_decfloat,
1416 [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
1418 _Decimal32 d32 = 1.2345df;
1419 _Decimal64 d64 = 1.2345dd;
1420 _Decimal128 d128 = 1.2345dl;
1421 sprintf (buf, "Decimal32: %H\nDecimal64: %D\nDecimal128: %DD", d32, d64, d128);
1422 return (strcmp ("Decimal32: 1.2345\nDecimal64: 1.2345\nDecimal128: 1.2345", buf));]])],
1423 gdb_cv_printf_has_decfloat=yes,
1424 gdb_cv_printf_has_decfloat=no,
1425 gdb_cv_printf_has_decfloat=no)])
1426 if test $gdb_cv_printf_has_decfloat = yes; then
1427 AC_DEFINE(PRINTF_HAS_DECFLOAT, 1,
1428 [Define to 1 if the "%H, %D and %DD" formats work to print decfloats.])
1431 # Check if the compiler supports the `long double' type. We can't use
1432 # AC_C_LONG_DOUBLE because that one does additional checks on the
1433 # constants defined in <float.h> that fail on some systems,
1434 # e.g. FreeBSD/i386 4.7 and OpenBSD/i386 3.6.
1436 AC_CACHE_CHECK([for long double support in compiler], gdb_cv_c_long_double,
1437 [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[long double foo;]])],
1438 gdb_cv_c_long_double=yes,
1439 gdb_cv_c_long_double=no)])
1440 if test $gdb_cv_c_long_double = yes; then
1441 AC_DEFINE(HAVE_LONG_DOUBLE, 1,
1442 [Define to 1 if the compiler supports long double.])
1445 # Check if the compiler and runtime support printing long doubles.
1447 AC_CACHE_CHECK([for long double support in printf],
1448 gdb_cv_printf_has_long_double,
1449 [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
1451 long double f = 3.141592653;
1452 sprintf (buf, "%Lg", f);
1453 return (strncmp ("3.14159", buf, 7));]])],
1454 gdb_cv_printf_has_long_double=yes,
1455 gdb_cv_printf_has_long_double=no,
1456 gdb_cv_printf_has_long_double=no)])
1457 if test $gdb_cv_printf_has_long_double = yes; then
1458 AC_DEFINE(PRINTF_HAS_LONG_DOUBLE, 1,
1459 [Define to 1 if the "%Lg" format works to print long doubles.])
1462 # Check if the compiler and runtime support scanning long doubles.
1464 AC_CACHE_CHECK([for long double support in scanf],
1465 gdb_cv_scanf_has_long_double,
1466 [AC_RUN_IFELSE([AC_LANG_PROGRAM(
1467 [[#include <stdio.h>]],
1468 [[char *buf = "3.141592653";
1470 sscanf (buf, "%Lg", &f);
1471 return !(f > 3.14159 && f < 3.14160);]])],
1472 gdb_cv_scanf_has_long_double=yes,
1473 gdb_cv_scanf_has_long_double=no,
1474 gdb_cv_scanf_has_long_double=no)])
1475 if test $gdb_cv_scanf_has_long_double = yes; then
1476 AC_DEFINE(SCANF_HAS_LONG_DOUBLE, 1,
1477 [Define to 1 if the "%Lg" format works to scan long doubles.])
1482 AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
1483 SAVE_LDFLAGS=$LDFLAGS
1486 yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
1487 *) gdb_cv_bigtoc=-bbigtoc ;;
1490 LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
1491 AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
1492 LDFLAGS="${SAVE_LDFLAGS}"
1494 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
1498 AC_MSG_CHECKING(for the dynamic export flag)
1500 if test "${gdb_native}" = yes; then
1501 # The dynamically loaded libthread_db needs access to symbols in the gdb
1502 # executable. Older GNU ld supports --export-dynamic but --dynamic-list
1503 # may not be supported there.
1504 old_LDFLAGS="$LDFLAGS"
1505 # Older GNU ld supports --export-dynamic but --dynamic-list it does not.
1506 RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list"
1507 LDFLAGS="$LDFLAGS $RDYNAMIC"
1508 if test "${have_libpython}" = no; then
1509 AC_TRY_LINK([], [], [dynamic_list=true])
1511 # Workaround http://bugs.python.org/issue4434 where static
1512 # libpythonX.Y.a would get its symbols required for
1513 # pythonX.Y/lib-dynload/*.so modules hidden by -Wl,--dynamic-list.
1514 # Problem does not happen for the recommended libpythonX.Y.so linkage.
1515 old_CFLAGS="$CFLAGS"
1516 CFLAGS="$CFLAGS $PYTHON_CFLAGS"
1519 [#include "]${have_libpython}[/Python.h"],
1522 err = PyRun_SimpleString ("import itertools\n");
1524 return err == 0 ? 0 : 1;]),
1525 [dynamic_list=true], [], [true])
1526 CFLAGS="$old_CFLAGS"
1528 LDFLAGS="$old_LDFLAGS"
1530 if $dynamic_list; then
1531 found="-Wl,--dynamic-list"
1532 RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'
1535 RDYNAMIC="-rdynamic"
1538 AC_MSG_RESULT($found)
1540 dnl For certain native configurations, we need to check whether thread
1541 dnl support can be built in or not.
1543 dnl Note that we only want this if we are both native (host == target),
1544 dnl and not doing a canadian cross build (build == host).
1546 if test ${build} = ${host} -a ${host} = ${target} ; then
1549 # See if thread_db library is around for Solaris thread debugging.
1550 # Note that we must explicitly test for version 1 of the library
1551 # because version 0 (present on Solaris 2.4 or earlier) doesn't have
1553 AC_MSG_CHECKING(for Solaris thread debugging library)
1554 if test -f /usr/lib/libthread_db.so.1 ; then
1556 AC_DEFINE(HAVE_THREAD_DB_LIB, 1,
1557 [Define if using Solaris thread debugging.])
1558 CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
1559 CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
1560 AC_CHECK_LIB(dl, dlopen)
1561 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} $RDYNAMIC"
1562 # Sun randomly tweaked the prototypes in <proc_service.h>
1564 AC_MSG_CHECKING(if <proc_service.h> is old)
1565 AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
1567 #include <proc_service.h>
1569 (struct ps_prochandle*, psaddr_t, const void*, size_t);
1570 ],, gdb_cv_proc_service_is_old=no,
1571 gdb_cv_proc_service_is_old=yes)
1573 AC_MSG_RESULT($gdb_cv_proc_service_is_old)
1574 if test $gdb_cv_proc_service_is_old = yes; then
1575 AC_DEFINE(PROC_SERVICE_IS_OLD, 1,
1576 [Define if <proc_service.h> on solaris uses int instead of
1577 size_t, and assorted other type changes.])
1584 AC_MSG_CHECKING(for AiX thread debugging library)
1585 AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
1586 [AC_TRY_COMPILE([#include <sys/pthdebug.h>],
1587 [#ifndef PTHDB_VERSION_3
1590 gdb_cv_have_aix_thread_debug=yes,
1591 gdb_cv_have_aix_thread_debug=no)])
1592 AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
1593 if test $gdb_cv_have_aix_thread_debug = yes; then
1594 CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
1595 CONFIG_OBS="${CONFIG_OBS} aix-thread.o"
1596 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
1600 AC_SUBST(CONFIG_LDFLAGS)
1603 dnl See if we have a thread_db header file that has TD_NOTALLOC and
1604 dnl other error codes.
1605 if test "x$ac_cv_header_thread_db_h" = "xyes"; then
1606 AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC],
1607 gdb_cv_thread_db_h_has_td_notalloc,
1609 [#include <thread_db.h>],
1610 [int i = TD_NOTALLOC;],
1611 gdb_cv_thread_db_h_has_td_notalloc=yes,
1612 gdb_cv_thread_db_h_has_td_notalloc=no
1615 AC_CACHE_CHECK([whether <thread_db.h> has TD_VERSION],
1616 gdb_cv_thread_db_h_has_td_version,
1618 [#include <thread_db.h>],
1619 [int i = TD_VERSION;],
1620 gdb_cv_thread_db_h_has_td_version=yes,
1621 gdb_cv_thread_db_h_has_td_version=no
1624 AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTLS],
1625 gdb_cv_thread_db_h_has_td_notls,
1627 [#include <thread_db.h>],
1628 [int i = TD_NOTLS;],
1629 gdb_cv_thread_db_h_has_td_notls=yes,
1630 gdb_cv_thread_db_h_has_td_notls=no
1634 if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
1635 AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
1636 [Define if <thread_db.h> has the TD_NOTALLOC error code.])
1638 if test "x$gdb_cv_thread_db_h_has_td_version" = "xyes"; then
1639 AC_DEFINE(THREAD_DB_HAS_TD_VERSION, 1,
1640 [Define if <thread_db.h> has the TD_VERSION error code.])
1642 if test "x$gdb_cv_thread_db_h_has_td_notls" = "xyes"; then
1643 AC_DEFINE(THREAD_DB_HAS_TD_NOTLS, 1,
1644 [Define if <thread_db.h> has the TD_NOTLS error code.])
1647 dnl See if we have a sys/syscall header file that has __NR_tkill.
1648 if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then
1649 AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill],
1650 gdb_cv_sys_syscall_h_has_tkill,
1652 [#include <sys/syscall.h>],
1653 [int i = __NR_tkill;],
1654 gdb_cv_sys_syscall_h_has_tkill=yes,
1655 gdb_cv_sys_syscall_h_has_tkill=no
1659 dnl See if we can issue tkill syscall.
1660 if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes" && test "x$ac_cv_func_syscall" = "xyes"; then
1661 AC_DEFINE(HAVE_TKILL_SYSCALL, 1, [Define if you support the tkill syscall.])
1664 dnl Check if we can disable the virtual address space randomization.
1665 dnl The functionality of setarch -R.
1666 AC_CHECK_DECLS([ADDR_NO_RANDOMIZE],,, [#include <sys/personality.h>])
1667 define([PERSONALITY_TEST], [AC_LANG_PROGRAM([#include <sys/personality.h>], [
1668 # if !HAVE_DECL_ADDR_NO_RANDOMIZE
1669 # define ADDR_NO_RANDOMIZE 0x0040000
1671 /* Test the flag could be set and stays set. */
1672 personality (personality (0xffffffff) | ADDR_NO_RANDOMIZE);
1673 if (!(personality (personality (0xffffffff)) & ADDR_NO_RANDOMIZE))
1675 AC_RUN_IFELSE([PERSONALITY_TEST],
1676 [have_personality=true],
1677 [have_personality=false],
1678 [AC_LINK_IFELSE([PERSONALITY_TEST],
1679 [have_personality=true],
1680 [have_personality=false])])
1681 if $have_personality
1683 AC_DEFINE([HAVE_PERSONALITY], 1,
1684 [Define if you support the personality syscall.])
1687 dnl Handle optional features that can be enabled.
1689 target_sysroot_reloc=0
1690 AC_ARG_WITH(sysroot,
1691 AS_HELP_STRING([--with-sysroot@<:@=DIR@:>@], [search for usr/lib et al within DIR]),
1693 case ${with_sysroot} in
1694 yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
1695 *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
1698 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
1700 if test "x$prefix" = xNONE; then
1701 test_prefix=/usr/local
1705 if test "x$exec_prefix" = xNONE || test "x$exec_prefix" = 'x${prefix}'; then
1706 test_exec_prefix=$test_prefix
1708 test_exec_prefix=$exec_prefix
1710 case ${TARGET_SYSTEM_ROOT} in
1711 "${test_prefix}"|"${test_prefix}/"*|\
1712 "${test_exec_prefix}"|"${test_exec_prefix}/"*|\
1713 '${prefix}'|'${prefix}/'*|\
1714 '${exec_prefix}'|'${exec_prefix}/'*)
1715 target_sysroot_reloc=1
1720 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
1722 TARGET_SYSTEM_ROOT_DEFINE="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE=$target_sysroot_reloc"
1723 AC_SUBST(TARGET_SYSTEM_ROOT)
1724 AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
1726 GDB_AC_WITH_DIR(SYSTEM_GDBINIT, system-gdbinit,
1727 [automatically load a system-wide gdbinit file],
1730 AC_ARG_ENABLE(werror,
1731 AS_HELP_STRING([--enable-werror], [treat compile warnings as errors]),
1732 [case "${enableval}" in
1733 yes | y) ERROR_ON_WARNING="yes" ;;
1734 no | n) ERROR_ON_WARNING="no" ;;
1735 *) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;;
1738 # Enable -Werror by default when using gcc
1739 if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
1740 ERROR_ON_WARNING=yes
1744 if test "${ERROR_ON_WARNING}" = yes ; then
1745 WERROR_CFLAGS="-Werror"
1748 # The entries after -Wno-pointer-sign are disabled warnings which may
1749 # be enabled in the future, which can not currently be used to build
1751 # NOTE: If you change this list, remember to update
1752 # gdb/doc/gdbint.texinfo.
1753 build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \
1754 -Wformat-nonliteral -Wno-pointer-sign \
1755 -Wno-unused -Wunused-value -Wunused-function \
1756 -Wno-switch -Wno-char-subscripts"
1758 # Enable -Wno-format by default when using gcc on mingw since many
1759 # GCC versions complain about %I64.
1761 *-*-mingw32*) build_warnings="$build_warnings -Wno-format" ;;
1764 AC_ARG_ENABLE(build-warnings,
1765 AS_HELP_STRING([--enable-build-warnings], [enable build-time compiler warnings if gcc is used]),
1766 [case "${enableval}" in
1768 no) build_warnings="-w";;
1769 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1770 build_warnings="${build_warnings} ${t}";;
1771 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1772 build_warnings="${t} ${build_warnings}";;
1773 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
1775 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
1776 echo "Setting compiler warning flags = $build_warnings" 6>&1
1778 AC_ARG_ENABLE(gdb-build-warnings,
1779 AS_HELP_STRING([--enable-gdb-build-warnings], [enable GDB specific build-time compiler warnings if gcc is used]),
1780 [case "${enableval}" in
1782 no) build_warnings="-w";;
1783 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1784 build_warnings="${build_warnings} ${t}";;
1785 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1786 build_warnings="${t} ${build_warnings}";;
1787 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
1789 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
1790 echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
1793 if test "x${build_warnings}" != x -a "x$GCC" = xyes
1795 AC_MSG_CHECKING(compiler warning flags)
1796 # Separate out the -Werror flag as some files just cannot be
1797 # compiled with it enabled.
1798 for w in ${build_warnings}; do
1800 -Werr*) WERROR_CFLAGS=-Werror ;;
1801 *) # Check that GCC accepts it
1802 saved_CFLAGS="$CFLAGS"
1804 AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
1805 CFLAGS="$saved_CFLAGS"
1808 AC_MSG_RESULT(${WARN_CFLAGS} ${WERROR_CFLAGS})
1810 AC_SUBST(WARN_CFLAGS)
1811 AC_SUBST(WERROR_CFLAGS)
1813 # In the Cygwin environment, we need some additional flags.
1814 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
1815 [AC_EGREP_CPP(lose, [
1816 #if defined (__CYGWIN__) || defined (__CYGWIN32__)
1818 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
1821 dnl Figure out which of the many generic ser-*.c files the _host_ supports.
1822 SER_HARDWIRE="ser-base.o ser-unix.o ser-pipe.o ser-tcp.o"
1824 *go32* ) SER_HARDWIRE=ser-go32.o ;;
1825 *djgpp* ) SER_HARDWIRE=ser-go32.o ;;
1826 *mingw32*) SER_HARDWIRE="ser-base.o ser-tcp.o ser-mingw.o" ;;
1828 AC_SUBST(SER_HARDWIRE)
1830 # libreadline needs libuser32.a in a cygwin environment
1832 if test x$gdb_cv_os_cygwin = xyes; then
1833 WIN32LIBS="-luser32"
1835 *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
1840 # The ser-tcp.c module requires sockets.
1843 AC_DEFINE(USE_WIN32API, 1,
1844 [Define if we should use the Windows API, instead of the
1845 POSIX API. On Windows, we use the Windows API when
1846 building for MinGW, but the POSIX API when building
1848 WIN32LIBS="$WIN32LIBS -lws2_32"
1853 # Add ELF support to GDB, but only if BFD includes ELF support.
1855 OLD_LDFLAGS=$LDFLAGS
1857 CFLAGS="$CFLAGS -I${srcdir}/../include -I../bfd -I${srcdir}/../bfd"
1858 LDFLAGS="$LDFLAGS -L../bfd -L../libiberty"
1859 intl=`echo $LIBINTL | sed 's,${top_builddir}/,,g'`
1860 # -ldl is provided by bfd/Makfile.am (LIBDL) <PLUGINS>.
1861 if test "$plugins" = "yes"; then
1864 LIBS="-lbfd -liberty $intl $LIBS"
1865 AC_CACHE_CHECK([for ELF support in BFD], gdb_cv_var_elf,
1867 [#include <stdlib.h>
1869 #include "elf-bfd.h"
1871 [bfd *abfd = NULL; bfd_get_elf_phdr_upper_bound (abfd); ],
1872 gdb_cv_var_elf=yes, gdb_cv_var_elf=no)])
1873 if test $gdb_cv_var_elf = yes; then
1874 CONFIG_OBS="$CONFIG_OBS elfread.o"
1875 AC_DEFINE(HAVE_ELF, 1,
1876 [Define if ELF support should be included.])
1877 # -ldl is provided by bfd/Makfile.am (LIBDL) <PLUGINS>.
1878 if test "$plugins" = "yes"; then
1879 OLD_LIBS="-ldl $OLD_LIBS"
1883 LDFLAGS=$OLD_LDFLAGS
1886 # Add any host-specific objects to GDB.
1887 CONFIG_OBS="${CONFIG_OBS} ${gdb_host_obs}"
1889 LIBGUI="../libgui/src/libgui.a"
1890 GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
1892 AC_SUBST(GUI_CFLAGS_X)
1896 AC_SUBST(WIN32LDAPP)
1899 *-*-cygwin* | *-*-mingw* )
1908 if test "${enable_gdbtk}" = "yes"; then
1910 # Gdbtk must have an absolute path to srcdir in order to run
1911 # properly when not installed.
1919 # If $no_tk is nonempty, then we can't do Tk, and there is no
1920 # point to doing Tcl.
1923 if test -z "${no_tcl}" -a -z "${no_tk}"; then
1926 # Check for in-tree tcl
1933 if test "${TCL_SRC_DIR}" = "${topdir}/tcl"; then
1937 # Find Tcl private headers
1938 if test x"${intree}" = xno; then
1939 CY_AC_TCL_PRIVATE_HEADERS
1940 TCL_INCLUDE="${TCL_INCLUDE_SPEC} ${TCL_PRIVATE_INCLUDE}"
1941 TCL_LIBRARY="${TCL_LIB_SPEC}"
1944 # If building tcl in the same src tree, private headers
1945 # are not needed, but we need to be sure to use the right
1947 TCL_INCLUDE="-I${TCL_SRC_DIR}/generic"
1948 TCL_LIBRARY="${TCL_BUILD_LIB_SPEC}"
1949 TCL_DEPS="../tcl/${configdir}${TCL_LIB_FILE}"
1951 AC_SUBST(TCL_INCLUDE)
1952 AC_SUBST(TCL_LIBRARY)
1957 # Check for in-tree Tk
1959 if test "${TK_SRC_DIR}" = "${topdir}/tk"; then
1963 # Find Tk private headers
1964 if test x"${intree}" = xno; then
1965 CY_AC_TK_PRIVATE_HEADERS
1966 TK_INCLUDE="${TK_INCLUDE_SPEC} ${TK_PRIVATE_INCLUDE}"
1967 TK_LIBRARY=${TK_LIB_SPEC}
1970 TK_INCLUDE="-I${TK_SRC_DIR}/generic"
1971 TK_LIBRARY="${TK_BUILD_LIB_SPEC}"
1972 TK_DEPS="../tk/${configdir}/${TK_LIB_FILE}"
1974 AC_SUBST(TK_INCLUDE)
1975 AC_SUBST(TK_LIBRARY)
1977 AC_SUBST(TK_XINCLUDES)
1979 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
1981 # Include some libraries that Tcl and Tk want.
1982 TCL_LIBS='$(LIBGUI) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
1983 # Yes, the ordering seems wrong here. But it isn't.
1984 # TK_LIBS is the list of libraries that need to be linked
1985 # after Tcl/Tk. Note that this isn't put into LIBS. If it
1986 # were in LIBS then any link tests after this point would
1987 # try to include things like `$(LIBGUI)', which wouldn't work.
1988 GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
1990 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
1991 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
1992 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
1993 CONFIG_ALL="${CONFIG_ALL} all-gdbtk"
1994 CONFIG_CLEAN="${CONFIG_CLEAN} clean-gdbtk"
1995 CONFIG_INSTALL="${CONFIG_INSTALL} install-gdbtk"
1996 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-gdbtk"
1998 if test x$gdb_cv_os_cygwin = xyes; then
1999 WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
2000 WIN32LDAPP="-Wl,--subsystem,console"
2001 CONFIG_OBS="${CONFIG_OBS} gdbres.o"
2004 AC_CONFIG_SUBDIRS(gdbtk)
2012 AC_SUBST(GDBTK_CFLAGS)
2013 AC_SUBST(GDBTK_SRC_DIR)
2017 # Unlike the sim directory, whether a simulator is linked is controlled by
2018 # presence of a gdb_sim definition in the target configure.tgt entry.
2019 # This code just checks for a few cases where we'd like to ignore those
2020 # definitions, even when they're present in the '.mt' file. These cases
2021 # are when --disable-sim is specified, or if the simulator directory is
2022 # not part of the source tree.
2025 AS_HELP_STRING([--enable-sim], [link gdb with simulator]),
2026 [echo "enable_sim = $enable_sim";
2027 echo "enableval = ${enableval}";
2028 case "${enableval}" in
2029 yes) ignore_sim=false ;;
2030 no) ignore_sim=true ;;
2031 *) ignore_sim=false ;;
2035 if test ! -d "${srcdir}/../sim"; then
2041 if test "${ignore_sim}" = "false"; then
2042 if test x"${gdb_sim}" != x ; then
2044 SIM_OBS="remote-sim.o"
2045 AC_DEFINE(WITH_SIM, 1, [Define if the simulator is being linked in.])
2051 AC_SUBST(ENABLE_CFLAGS)
2052 AC_SUBST(PROFILE_CFLAGS)
2054 AC_SUBST(CONFIG_OBS)
2055 AC_SUBST(CONFIG_DEPS)
2056 AC_SUBST(CONFIG_SRCS)
2057 AC_SUBST(CONFIG_ALL)
2058 AC_SUBST(CONFIG_CLEAN)
2059 AC_SUBST(CONFIG_INSTALL)
2060 AC_SUBST(CONFIG_UNINSTALL)
2062 # List of host floatformats.
2063 AC_DEFINE_UNQUOTED(GDB_HOST_FLOAT_FORMAT,$gdb_host_float_format,[Host float floatformat])
2064 AC_DEFINE_UNQUOTED(GDB_HOST_DOUBLE_FORMAT,$gdb_host_double_format,[Host double floatformat])
2065 AC_DEFINE_UNQUOTED(GDB_HOST_LONG_DOUBLE_FORMAT,$gdb_host_long_double_format,[Host long double floatformat])
2067 # target_subdir is used by the testsuite to find the target libraries.
2069 if test "${host}" != "${target}"; then
2070 target_subdir="${target_alias}/"
2072 AC_SUBST(target_subdir)
2075 if test "${gdb_native}" = "yes"; then
2076 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
2077 if test ! -f ${host_makefile_frag}; then
2078 AC_MSG_ERROR("*** Gdb does not support native target ${host}")
2080 frags="$frags $host_makefile_frag"
2082 host_makefile_frag=/dev/null
2085 AC_SUBST_FILE(host_makefile_frag)
2089 if test "${gdb_native}" = "yes"; then
2090 # We pick this up from the host configuration file (.mh) because we
2091 # do not have a native configuration Makefile fragment.
2092 nativefile=`sed -n '
2093 s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
2094 ' ${host_makefile_frag}`
2098 if test x"${gdb_osabi}" != x ; then
2099 AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi,
2100 [Define to the default OS ABI for this configuration.])
2103 # Enable multi-ice-gdb-server.
2104 AC_ARG_ENABLE(multi-ice,
2105 AS_HELP_STRING([--enable-multi-ice], [build the multi-ice-gdb-server]),
2109 *) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;;
2111 if test "x$enable_multi_ice" = xyes; then
2112 AC_CONFIG_SUBDIRS(multi-ice)
2115 AC_ARG_ENABLE(gdbserver,
2116 AS_HELP_STRING([--enable-gdbserver],
2117 [automatically build gdbserver (yes/no/auto, default is auto)]),
2118 [case "${enableval}" in
2120 *) AC_MSG_ERROR(bad value ${enableval} for --enable-gdbserver option) ;;
2121 esac],[enable_gdbserver=auto])
2123 # We only build gdbserver automatically in a native configuration, and
2124 # only if the user did not explicitly disable its build.
2125 if test "$gdb_native" = "yes" -a "$enable_gdbserver" != "no"; then
2126 AC_MSG_CHECKING(whether gdbserver is supported on this host)
2127 if test "x$build_gdbserver" = xyes; then
2129 AC_CONFIG_SUBDIRS(gdbserver)
2130 gdbserver_build_enabled=yes
2136 # If the user explicitly request the gdbserver to be built, verify that
2137 # we were in fact able to enable it.
2138 if test "$enable_gdbserver" = "yes" -a "$gdbserver_build_enabled" != "yes"; then
2139 AC_MSG_ERROR(Automatic gdbserver build is not supported for this configuration)
2142 # If nativefile (NAT_FILE) is not set in config/*/*.m[ht] files, we link
2143 # to an empty version.
2149 if test "${nativefile}" != ""; then
2150 case "${nativefile}" in
2151 nm-*.h ) GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}" ;;
2152 * ) GDB_NM_FILE="${nativefile}"
2154 files="${files} ${GDB_NM_FILE}"
2155 links="${links} nm.h"
2156 AC_DEFINE_UNQUOTED(GDB_NM_FILE, "${GDB_NM_FILE}", [nativefile])
2158 AC_SUBST(GDB_NM_FILE)
2160 AC_LINK_FILES($files, $links)
2162 dnl Check for exe extension set on certain hosts (e.g. Win32)
2165 dnl Detect the character set used by this host.
2166 dnl At the moment, we just assume it's UTF-8.
2167 AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "UTF-8",
2168 [Define to be a string naming the default host character set.])
2170 AC_OUTPUT(Makefile .gdbinit:gdbinit.in doc/Makefile gnulib/Makefile data-directory/Makefile,
2172 case x$CONFIG_HEADERS in
2173 xconfig.h:config.in)