1 dnl Autoconf configure script for GDB, the GNU debugger.
2 dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
3 dnl Free Software Foundation, Inc.
5 dnl This file is part of GDB.
7 dnl This program is free software; you can redistribute it and/or modify
8 dnl it under the terms of the GNU General Public License as published by
9 dnl the Free Software Foundation; either version 2 of the License, or
10 dnl (at your option) any later version.
12 dnl This program is distributed in the hope that it will be useful,
13 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
14 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 dnl GNU General Public License for more details.
17 dnl You should have received a copy of the GNU General Public License
18 dnl along with this program; if not, write to the Free Software
19 dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 dnl Process this file with autoconf to produce a configure script.
25 AC_CONFIG_HEADER(config.h:config.in)
34 AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
37 # FIXME: kettenis/20030102: The AC_PROG_RANLIB from Autoconf 2.13
38 # doesn't support cross-compilation, but the one from Autoconf 2.5x
39 # does. Override RANLIB here (i.e. before running AC_PROG_RANLIB) to
40 # deal with the lossage. Note that CY_GNU_GETTEXT currently calls
41 # AC_PROG_RANLIB. This can be removed when we switch to Autoconf
43 AC_CHECK_TOOL(RANLIB, ranlib, :)
45 dnl Set up for gettext. PACKAGE is used when we call bindtextdomain.
48 AC_DEFINE(PACKAGE, "gdb", [Name of this package. ])
50 debugdir=${libdir}/debug
52 AC_ARG_WITH(separate-debug-dir,
53 [ --with-separate-debug-dir=path Look for global separate debug info in this path [LIBDIR/debug]],
54 [debugdir="${withval}"])
56 AC_DEFINE_DIR(DEBUGDIR, debugdir,
57 [Global directory for separate debug files. ])
58 #AC_DEFINE_UNQUOTED(DEBUGDIR, "$debugdir"),
60 dnl List of object files added by configure.
71 AC_CONFIG_SUBDIRS(doc testsuite)
74 . $srcdir/configure.host
76 . $srcdir/configure.tgt
78 # Fetch the default architecture and default target vector from BFD.
79 targ=$target; . $srcdir/../bfd/config.bfd
81 # We only want the first architecture, so strip off the others if
82 # there is more than one.
83 targ_archs=`echo $targ_archs | sed 's/ .*//'`
85 if test "x$targ_archs" != x; then
86 AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs,
87 [Define to BFD's default architecture. ])
89 if test "x$targ_defvec" != x; then
90 AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec,
91 [Define to BFD's default target vector. ])
96 # The CLI cannot be disabled yet, but may be in the future.
100 [ --disable-gdbcli disable command-line interface (CLI)],
105 AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;;
107 AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;;
110 if test x"$enable_gdbcli" = xyes; then
111 if test -d $srcdir/cli; then
112 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)"
113 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)"
114 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)"
115 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)"
121 [ --disable-gdbmi disable machine-interface (MI)],
126 AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;;
129 if test x"$enable_gdbmi" = xyes; then
130 if test -d $srcdir/mi; then
131 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)"
132 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)"
133 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)"
134 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)"
140 [ --enable-tui enable full-screen terminal user interface (TUI)],
145 AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
146 esac],enable_tui=yes)
147 if test x"$enable_tui" = xyes; then
148 if test -d $srcdir/tui; then
149 if test "$ac_cv_search_initscr" != no -a "$ac_cv_search_wborder" != no; then
150 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)"
151 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)"
152 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)"
153 CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_TUI_INITS)"
154 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)"
155 CONFIG_ALL="${CONFIG_ALL} all-tui"
156 CONFIG_CLEAN="${CONFIG_CLEAN} clean-tui"
157 CONFIG_INSTALL="${CONFIG_INSTALL} install-tui"
158 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-tui"
165 [ --enable-gdbtk enable gdbtk graphical user interface (GUI)],
170 AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;;
172 [if test -d $srcdir/gdbtk; then
177 # We unconditionally disable gdbtk tests on selected platforms.
180 AC_MSG_WARN([gdbtk isn't supported on $host; disabling])
185 AC_ARG_WITH(libunwind,
186 [ --with-libunwind Use libunwind frame unwinding support],
187 [case "${withval}" in
188 yes) enable_libunwind=yes ;;
189 no) enable_libunwind=no ;;
190 *) AC_MSG_ERROR(bad value ${withval} for GDB with-libunwind option) ;;
192 AC_CHECK_HEADERS(libunwind.h)
193 AC_CHECK_HEADERS(libunwind-ia64.h)
194 if test x"$ac_cv_header_libunwind_h" = xyes -a x"$ac_cv_header_libunwind_ia64_h" = xyes; then
195 enable_libunwind=yes;
199 if test x"$enable_libunwind" = xyes; then
200 AC_CHECK_HEADERS(libunwind.h)
201 AC_CHECK_HEADERS(libunwind-ia64.h)
202 AC_DEFINE(HAVE_LIBUNWIND, 1)
203 CONFIG_OBS="$CONFIG_OBS libunwind-frame.o"
204 CONFIG_DEPS="$CONFIG_DEPS libunwind-frame.o"
205 CONFIG_SRCS="$CONFIG_SRCS libunwind-frame.c"
209 AC_ARG_ENABLE(profiling,
210 [ --enable-profiling enable profiling of GDB],
215 AC_MSG_ERROR([bad value $enableval for --enable-profile]) ;;
217 [enable_profiling=no])
219 AC_CHECK_FUNCS(monstartup _mcleanup)
220 AC_CACHE_CHECK([for _etext], ac_cv_var__etext,
225 [free (&_etext);], ac_cv_var__etext=yes, ac_cv_var__etext=no)])
226 if test $ac_cv_var__etext = yes; then
227 AC_DEFINE(HAVE__ETEXT, 1,
228 [Define to 1 if your system has the _etext variable. ])
230 if test "$enable_profiling" = yes ; then
231 if test $ac_cv_func_monstartup = no || test $ac_cv_func__mcleanup = no; then
232 AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup)
236 CFLAGS="$CFLAGS $PROFILE_CFLAGS"
238 AC_CACHE_CHECK([whether $CC supports -pg], ac_cv_cc_supports_pg,
239 [AC_TRY_COMPILE([], [int x;], ac_cv_cc_supports_pg=yes,
240 ac_cv_cc_supports_pg=no)])
242 if test $ac_cv_cc_supports_pg = no; then
243 AC_MSG_ERROR(--enable-profiling requires a compiler which supports -pg)
249 # --------------------- #
250 # Checks for programs. #
251 # --------------------- #
259 AC_CHECK_TOOL(AR, ar)
260 AC_CHECK_TOOL(DLLTOOL, dlltool)
261 AC_CHECK_TOOL(WINDRES, windres)
263 # Needed for GNU/Hurd.
264 AC_CHECK_TOOL(MIG, mig)
266 # ---------------------- #
267 # Checks for libraries. #
268 # ---------------------- #
270 # We might need to link with -lm; most simulators need it.
271 AC_CHECK_LIB(m, main)
273 # We need to link with -lw to get `wctype' on Solaris before Solaris
274 # 2.6. Solaris 2.6 and beyond have this function in libc, and have a
275 # libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1
276 # is known to have this problem). Therefore we avoid libw if we can.
277 AC_CHECK_FUNC(wctype, [],
278 [AC_CHECK_LIB(w, wctype)])
280 # Some systems (e.g. Solaris) have `gethostbyname' in libnsl.
281 AC_SEARCH_LIBS(gethostbyname, nsl)
283 # Some systems (e.g. Solaris) have `socketpair' in libsocket.
284 AC_SEARCH_LIBS(socketpair, socket)
286 # Since GDB uses Readline, we need termcap functionality, so we need
287 # to find a library that provides that. When GDB is configured with
288 # the TUI, we need full curses functionality.
292 if test -d $srcdir/libtermcap; then
293 LIBS="../libtermcap/libtermcap.a $LIBS"
294 ac_cv_search_tgetent="../libtermcap/libtermcap.a"
297 ac_cv_search_tgetent="none required"
300 # Readline prefers curses over termcap on AIX.
302 AC_SEARCH_LIBS(tgetent, [tinfo ncurses curses termcap])
306 # Note: We used to check for libtermlib and libterminfo too, but
307 # Readline doesn't, so I think we're safe with leaving them out.
308 AC_SEARCH_LIBS(tgetent, [termcap tinfo ncurses Hcurses curses])
310 if test "$ac_cv_search_tgetent" = no; then
311 AC_MSG_ERROR([no termcap library found])
314 # FIXME: kettenis/20030102: We seem to prefer HP curses (Hcurses) over
315 # Xcurses on HP-UX; see the `-D__HP_CURSES' in the relevant host
316 # Makefile fragments. That's why we need to have `Hcurses' before
317 # `curses'. I don't see why we should use HP curses if a more
318 # standard curses is available, except that according to HP's
319 # documentation one needs to compile `-D_XOPEN_SOURCE_EXTENDED' on
320 # HP-UX 10.10 and 10.20.
322 # FIXME: ncurses does not work on native alphaev68-dec-osf5.1,
323 # and probably other platforms. AC_SEARCH_LIBS finds the library
324 # in a place such as /usr/local/lib/libncurses.a, but does not
325 # do anything to look for the matching include files.
326 # -- chastain 2004-05-01
328 AC_SEARCH_LIBS(initscr, [ncurses Hcurses curses pdcurses], [],
329 [AC_MSG_WARN([no curses library found])])
331 # Check whether the wborder function is provided by the curses
332 # library detected above. In certain implementations such as
333 # the HP/UX Hcurses for instance, this function is provided by an
334 # additional library. So if we did not find this function inside
335 # the curses library, try some alternate libraries we know might
337 AC_SEARCH_LIBS(wborder, [cur_colr], [],
338 [AC_MSG_WARN([wborder function not found, tui will be disabled])])
340 # ------------------------- #
341 # Checks for header files. #
342 # ------------------------- #
347 AC_CHECK_HEADERS(link.h)
348 AC_CHECK_HEADERS(machine/reg.h)
349 AC_CHECK_HEADERS(nlist.h)
350 AC_CHECK_HEADERS(poll.h sys/poll.h)
351 AC_CHECK_HEADERS(proc_service.h thread_db.h gnu/libc-version.h)
352 AC_CHECK_HEADERS(stddef.h)
353 AC_CHECK_HEADERS(stdlib.h)
354 AC_CHECK_HEADERS(stdint.h)
355 AC_CHECK_HEADERS(string.h memory.h strings.h)
356 AC_CHECK_HEADERS(sys/fault.h)
357 AC_CHECK_HEADERS(sys/file.h)
358 AC_CHECK_HEADERS(sys/filio.h)
359 AC_CHECK_HEADERS(sys/ioctl.h)
360 AC_CHECK_HEADERS(sys/param.h)
361 AC_CHECK_HEADERS(sys/proc.h)
362 AC_CHECK_HEADERS(sys/procfs.h)
363 AC_CHECK_HEADERS(sys/ptrace.h ptrace.h)
364 AC_CHECK_HEADERS(sys/reg.h sys/debugreg.h)
365 AC_CHECK_HEADERS(sys/select.h)
366 AC_CHECK_HEADERS(sys/syscall.h)
367 AC_CHECK_HEADERS(sys/user.h)
368 AC_CHECK_HEADERS(sys/wait.h wait.h)
369 AC_CHECK_HEADERS(termios.h termio.h sgtty.h)
370 AC_CHECK_HEADERS(unistd.h)
372 # On Solaris 2.[78], we need to define _MSE_INT_H to avoid a clash
373 # between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to
374 # think that we don't have <curses.h> if we're using GCC.
377 if test "$GCC" = yes; then
378 AC_DEFINE(_MSE_INT_H, 1,
379 [[Define to 1 to avoid a clash between <widec.h> and <wchar.h> on
380 Solaris 2.[78] when using GCC. ]])
383 AC_CHECK_HEADERS(curses.h ncurses.h term.h)
385 # FIXME: kettenis/20030102: In most cases we include these
386 # unconditionally, so what's the point in checking these?
387 AC_CHECK_HEADERS(ctype.h time.h)
389 dnl Check for struct stat with an st_blocks member
390 AC_MSG_CHECKING(for member st_blocks in struct stat)
391 AC_CACHE_VAL(gdb_cv_have_struct_stat_with_st_blocks_member,
392 [AC_TRY_COMPILE([#include <sys/types.h>
393 #include <sys/stat.h>],
394 [struct stat st; (void) st.st_blocks;],
395 gdb_cv_have_struct_stat_with_st_blocks_member=yes,
396 gdb_cv_have_struct_stat_with_st_blocks_member=no)])
397 AC_MSG_RESULT($gdb_cv_have_struct_stat_with_st_blocks_member)
398 if test $gdb_cv_have_struct_stat_with_st_blocks_member = yes; then
399 AC_DEFINE(HAVE_STRUCT_STAT_ST_BLOCKS)
401 # ------------------------- #
402 # Checks for declarations. #
403 # ------------------------- #
405 gcc_AC_CHECK_DECLS(getopt)
407 # ------------------ #
408 # Checks for types. #
409 # ------------------ #
413 # ------------------------------------- #
414 # Checks for compiler characteristics. #
415 # ------------------------------------- #
420 # ------------------------------ #
421 # Checks for library functions. #
422 # ------------------------------ #
427 AC_CHECK_FUNCS(canonicalize_file_name realpath)
429 AC_CHECK_FUNCS(pread64)
431 AC_CHECK_FUNCS(setpgid setpgrp)
432 AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask)
433 AC_CHECK_FUNCS(socketpair)
434 AC_CHECK_FUNCS(syscall)
436 dnl AC_FUNC_SETPGRP does not work when cross compiling
437 dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
438 if test "$cross_compiling" = no; then
441 AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void,
445 if (setpgrp(1,1) == -1)
449 ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)])
450 if test $ac_cv_func_setpgrp_void = yes; then
451 AC_DEFINE(SETPGRP_VOID, 1)
455 # Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do
456 # since sigsetjmp might only be defined as a macro.
457 AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
460 ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
461 gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
462 if test $gdb_cv_func_sigsetjmp = yes; then
463 AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
466 # Assume we'll default to using the included libiberty regex.
467 gdb_use_included_regex=yes
469 # However, if the system regex is GNU regex, then default to *not*
470 # using the included regex.
473 [gdb_cv_have_gnu_regex],
475 [#include <gnu-versions.h>],
476 [#define REGEX_INTERFACE_VERSION 1
477 #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
478 # error "Version mismatch"
480 gdb_cv_have_gnu_regex=yes,
481 gdb_cv_have_gnu_regex=no)])
482 if test $gdb_cv_have_gnu_regex = yes; then
483 gdb_use_included_regex=no
486 AC_ARG_WITH(included-regex,
487 [ --without-included-regex don't use included regex; this is the default
488 on systems with version 2 of the GNU C library
489 (use with caution on other system)],
490 gdb_with_regex=$withval,
491 gdb_with_regex=$gdb_use_included_regex)
492 if test "$gdb_with_regex" = yes; then
493 AC_DEFINE(USE_INCLUDED_REGEX, 1,
494 [Define to 1 if the regex included in libiberty should be used.])
497 # See if <sys/proc.h> defines `struct thread' with a td_pcb member.
498 AC_CACHE_CHECK([for td_pcb in struct thread], gdb_cv_struct_thread_td_pcb,
499 [AC_TRY_COMPILE([#include <sys/proc.h>], [struct thread td; td.td_pcb;],
500 gdb_cv_struct_thread_td_pcb=yes, gdb_cv_struct_thread_td_pcb=no)])
501 if test $gdb_cv_struct_thread_td_pcb = yes; then
502 AC_DEFINE(HAVE_STRUCT_THREAD_TD_PCB, 1,
503 [Define to 1 if your system has td_pcb in struct thread.])
506 # See if <machine/reg.h> degines `struct reg'.
507 AC_CACHE_CHECK([for struct reg in machine/reg.h], gdb_cv_struct_reg,
508 [AC_TRY_COMPILE([#include <sys/types.h>
509 #include <machine/reg.h>], [struct reg r;],
510 gdb_cv_struct_reg=yes, gdb_cv_struct_reg=no)])
511 if test $gdb_cv_struct_reg = yes; then
512 AC_DEFINE(HAVE_STRUCT_REG, 1,
513 [Define to 1 if your system has struct reg in <machine/reg.h>.])
516 # See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
517 # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
518 AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
519 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_fs;],
520 gdb_cv_struct_reg_r_fs=yes, gdb_cv_struct_reg_r_fs=no)])
521 if test $gdb_cv_struct_reg_r_fs = yes; then
522 AC_DEFINE(HAVE_STRUCT_REG_R_FS)
524 AC_CACHE_CHECK([for r_gs in struct reg], gdb_cv_struct_reg_r_gs,
525 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_gs;],
526 gdb_cv_struct_reg_r_gs=yes, gdb_cv_struct_reg_r_gs=no)])
527 if test $gdb_cv_struct_reg_r_gs = yes; then
528 AC_DEFINE(HAVE_STRUCT_REG_R_GS)
531 # See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
532 AC_MSG_CHECKING(for PTRACE_GETREGS)
533 AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
534 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
536 [gdb_cv_have_ptrace_getregs=yes],
537 [gdb_cv_have_ptrace_getregs=no])])
538 AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
539 if test $gdb_cv_have_ptrace_getregs = yes; then
540 AC_DEFINE(HAVE_PTRACE_GETREGS)
543 # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
544 AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
545 AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
546 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
547 [PTRACE_GETFPXREGS;],
548 [gdb_cv_have_ptrace_getfpxregs=yes],
549 [gdb_cv_have_ptrace_getfpxregs=no])])
550 AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
551 if test $gdb_cv_have_ptrace_getfpxregs = yes; then
552 AC_DEFINE(HAVE_PTRACE_GETFPXREGS)
555 # See if <sys/ptrace.h> provides the PT_GETDBREGS request.
556 AC_MSG_CHECKING(for PT_GETDBREGS)
557 AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
558 [AC_TRY_COMPILE([#include <sys/types.h>
559 #include <sys/ptrace.h>],
561 [gdb_cv_have_pt_getdbregs=yes],
562 [gdb_cv_have_pt_getdbregs=no])])
563 AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
564 if test $gdb_cv_have_pt_getdbregs = yes; then
565 AC_DEFINE(HAVE_PT_GETDBREGS)
568 # See if <sys/ptrace.h> provides the PT_GETXMMREGS request.
569 AC_MSG_CHECKING(for PT_GETXMMREGS)
570 AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs,
571 [AC_TRY_COMPILE([#include <sys/types.h>
572 #include <sys/ptrace.h>],
574 [gdb_cv_have_pt_getxmmregs=yes],
575 [gdb_cv_have_pt_getxmmregs=no])])
576 AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs)
577 if test $gdb_cv_have_pt_getxmmregs = yes; then
578 AC_DEFINE(HAVE_PT_GETXMMREGS)
581 # See if stdint.h provides the uintptr_t type.
582 # Autoconf 2.5X has an improved AC_CHECK_TYPE which will simplify this.
583 AC_CACHE_CHECK([for uintptr_t in stdint.h], gdb_cv_have_uintptr_t,
585 [#include <stdint.h>],
586 [uintptr_t foo = 0;],
587 gdb_cv_have_uintptr_t=yes,
588 gdb_cv_have_uintptr_t=no)])
589 if test $gdb_cv_have_uintptr_t = yes; then
590 AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if <stdint.h> provides the uintptr_t type.])
593 BFD_NEED_DECLARATION(malloc)
594 BFD_NEED_DECLARATION(realloc)
595 BFD_NEED_DECLARATION(free)
596 BFD_NEED_DECLARATION(strerror)
597 BFD_NEED_DECLARATION(strdup)
598 BFD_NEED_DECLARATION(strstr)
599 BFD_NEED_DECLARATION(canonicalize_file_name)
601 # The following save_state_t checkery is only necessary for HPUX
602 # versions earlier than 10.20. When those fade from memory, this
603 # could be expunged. --jsm 1999-03-22
605 AC_MSG_CHECKING(for HPUX save_state structure)
606 AC_EGREP_HEADER(save_state_t, machine/save_state.h,
607 gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no)
608 AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes,
609 gdb_cv_hpux_sswide=no)
610 if test $gdb_cv_hpux_savestate = yes
612 AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1)
614 if test $gdb_cv_hpux_sswide = yes
616 AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1)
618 AC_MSG_RESULT($gdb_cv_hpux_sswide)
621 # If we are configured native on GNU/Linux, work around problems with
623 # Also detect which type of /proc is in use, such as for Unixware or Solaris.
625 if test "${target}" = "${host}"; then
627 i[[3456]]86-*-linux*)
628 AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
629 AC_DEFINE(sys_quotactl)
632 AC_DEFINE(NEW_PROC_API)
634 *-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
635 AC_DEFINE(NEW_PROC_API)
637 *-*-solaris2.[[6789]])
638 AC_DEFINE(NEW_PROC_API)
641 # Work around <sys/proc.h> needing _KMEMUSER problem on IRIX 5.
642 AC_DEFINE([_KMEMUSER], 1)
647 if test "$ac_cv_header_sys_procfs_h" = yes; then
648 BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
649 BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
650 BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
651 BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
652 BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
653 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
654 BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
655 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
656 BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
657 BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
658 BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
659 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
660 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
661 BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
664 dnl Check for broken prfpregset_t type
666 dnl For Linux/i386, glibc 2.1.3 was released with a bogus
667 dnl prfpregset_t type (it's a typedef for the pointer to a struct
668 dnl instead of the struct itself). We detect this here, and work
669 dnl around it in gdb_proc_service.h.
671 if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
672 AC_MSG_CHECKING(whether prfpregset_t type is broken)
673 AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
674 [AC_TRY_RUN([#include <sys/procfs.h>
677 if (sizeof (prfpregset_t) == sizeof (void *))
681 gdb_cv_prfpregset_t_broken=no,
682 gdb_cv_prfpregset_t_broken=yes,
683 gdb_cv_prfpregset_t_broken=yes)])
684 AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
685 if test $gdb_cv_prfpregset_t_broken = yes; then
686 AC_DEFINE(PRFPREGSET_T_BROKEN)
690 dnl Check for PIOCSET ioctl entry
692 AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
693 AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
694 [AC_TRY_COMPILE([#include <unistd.h>
695 #include <sys/types.h>
696 #include <sys/procfs.h>
699 dummy = ioctl(0, PIOCSET, &dummy);
701 gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
702 AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
703 if test $gdb_cv_have_procfs_piocset = yes; then
704 AC_DEFINE(HAVE_PROCFS_PIOCSET)
708 dnl For native ports (host == target), check to see what kind of
709 dnl legacy link.h support is needed. (See solib-legacy.c.)
710 if test ${host} = ${target} ; then
711 dnl Check for struct link_map with l_ members which are indicative
712 dnl of SVR4-like shared libraries
714 AC_MSG_CHECKING(for member l_addr in struct link_map)
715 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
716 [AC_TRY_COMPILE([#include <link.h>],
717 [struct link_map lm; (void) lm.l_addr;],
718 gdb_cv_have_struct_link_map_with_l_members=yes,
719 gdb_cv_have_struct_link_map_with_l_members=no)])
720 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
721 if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
722 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS)
725 dnl Check for struct link_map with lm_ members which are indicative
726 dnl of SunOS-like shared libraries
728 AC_MSG_CHECKING(for member lm_addr in struct link_map)
729 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
730 [AC_TRY_COMPILE([#include <sys/types.h>
732 [struct link_map lm; (void) lm.lm_addr;],
733 gdb_cv_have_struct_link_map_with_lm_members=yes,
734 gdb_cv_have_struct_link_map_with_lm_members=no)])
735 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
736 if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
737 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS)
740 dnl Check for struct so_map with som_ members which are found on
741 dnl some *BSD systems.
743 AC_MSG_CHECKING(for member som_addr in struct so_map)
744 AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
745 [AC_TRY_COMPILE([#include <sys/types.h>
750 [struct so_map lm; (void) lm.som_addr;],
751 gdb_cv_have_struct_so_map_with_som_members=yes,
752 gdb_cv_have_struct_so_map_with_som_members=no)])
753 AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
754 if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
755 AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS)
758 dnl Check for struct link_map32 type, which allows a 64-bit Solaris
759 dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
761 AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
762 AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
763 [AC_TRY_COMPILE([#define _SYSCALL32
764 #include <sys/link.h>], [struct link_map32 l;],
765 gdb_cv_have_struct_link_map32=yes,
766 gdb_cv_have_struct_link_map32=no)])
767 AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
768 if test $gdb_cv_have_struct_link_map32 = yes; then
769 AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
770 AC_DEFINE(_SYSCALL32)
774 dnl See if compiler supports "long long" type.
776 AC_MSG_CHECKING(for long long support in compiler)
777 AC_CACHE_VAL(gdb_cv_c_long_long,
779 extern long long foo;
780 switch (foo & 2) { case 0: return 1; }
782 gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
783 AC_MSG_RESULT($gdb_cv_c_long_long)
784 if test $gdb_cv_c_long_long = yes; then
785 AC_DEFINE(CC_HAS_LONG_LONG)
788 dnl See if the compiler and runtime support printing long long
790 AC_MSG_CHECKING(for long long support in printf)
791 AC_CACHE_VAL(gdb_cv_printf_has_long_long,
796 l = (l << 16) + 0x0123;
797 l = (l << 16) + 0x4567;
798 l = (l << 16) + 0x89ab;
799 l = (l << 16) + 0xcdef;
800 sprintf (buf, "0x%016llx", l);
801 return (strcmp ("0x0123456789abcdef", buf));
803 gdb_cv_printf_has_long_long=yes,
804 gdb_cv_printf_has_long_long=no,
805 gdb_cv_printf_has_long_long=no)])
806 if test $gdb_cv_printf_has_long_long = yes; then
807 AC_DEFINE(PRINTF_HAS_LONG_LONG)
809 AC_MSG_RESULT($gdb_cv_printf_has_long_long)
811 dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE
812 dnl because autoconf complains about cross-compilation issues. However, this
813 dnl code uses the same variables as the macro for compatibility.
815 AC_MSG_CHECKING(for long double support in compiler)
816 AC_CACHE_VAL(ac_cv_c_long_double,
817 [AC_TRY_COMPILE(, [long double foo;],
818 ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
819 AC_MSG_RESULT($ac_cv_c_long_double)
820 if test $ac_cv_c_long_double = yes; then
821 AC_DEFINE(HAVE_LONG_DOUBLE)
824 dnl See if the compiler and runtime support printing long doubles
826 AC_MSG_CHECKING(for long double support in printf)
827 AC_CACHE_VAL(gdb_cv_printf_has_long_double,
831 long double f = 3.141592653;
832 sprintf (buf, "%Lg", f);
833 return (strncmp ("3.14159", buf, 7));
835 gdb_cv_printf_has_long_double=yes,
836 gdb_cv_printf_has_long_double=no,
837 gdb_cv_printf_has_long_double=no)])
838 if test $gdb_cv_printf_has_long_double = yes; then
839 AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
841 AC_MSG_RESULT($gdb_cv_printf_has_long_double)
843 dnl See if the compiler and runtime support scanning long doubles
845 AC_MSG_CHECKING(for long double support in scanf)
846 AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
849 char *buf = "3.141592653";
851 sscanf (buf, "%Lg", &f);
852 return !(f > 3.14159 && f < 3.14160);
854 gdb_cv_scanf_has_long_double=yes,
855 gdb_cv_scanf_has_long_double=no,
856 gdb_cv_scanf_has_long_double=no)])
857 if test $gdb_cv_scanf_has_long_double = yes; then
858 AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
860 AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
864 AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
865 SAVE_LDFLAGS=$LDFLAGS
868 yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
869 *) gdb_cv_bigtoc=-bbigtoc ;;
872 LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
873 AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
874 LDFLAGS="${SAVE_LDFLAGS}"
876 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
881 dnl For certain native configurations, we need to check whether thread
882 dnl support can be built in or not.
884 dnl Note that we only want this if we are both native (host == target),
885 dnl and not doing a canadian cross build (build == host).
887 if test ${build} = ${host} -a ${host} = ${target} ; then
890 AC_MSG_CHECKING(for HPUX/OSF thread support)
891 if test -f /usr/include/dce/cma_config.h ; then
892 if test "$GCC" = "yes" ; then
894 AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
895 CONFIG_OBS="${CONFIG_OBS} hpux-thread.o"
896 CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
898 AC_MSG_RESULT(no (suppressed because you are not using GCC))
905 # See if thread_db library is around for Solaris thread debugging.
906 # Note that we must explicitly test for version 1 of the library
907 # because version 0 (present on Solaris 2.4 or earlier) doesn't have
909 AC_MSG_CHECKING(for Solaris thread debugging library)
910 if test -f /usr/lib/libthread_db.so.1 ; then
912 AC_DEFINE(HAVE_THREAD_DB_LIB)
913 CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
914 CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
915 AC_CHECK_LIB(dl, dlopen)
916 if test "$GCC" = "yes" ; then
917 # The GNU linker requires the -export-dynamic option to make
918 # all symbols visible in the dynamic symbol table.
919 hold_ldflags=$LDFLAGS
920 AC_MSG_CHECKING(for the ld -export-dynamic flag)
921 LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
922 AC_TRY_LINK(, [int i;], found=yes, found=no)
923 LDFLAGS=$hold_ldflags
924 AC_MSG_RESULT($found)
925 if test $found = yes; then
926 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
929 # Sun randomly tweaked the prototypes in <proc_service.h>
931 AC_MSG_CHECKING(if <proc_service.h> is old)
932 AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
934 #include <proc_service.h>
936 (struct ps_prochandle*, psaddr_t, const void*, size_t);
937 ],, gdb_cv_proc_service_is_old=no,
938 gdb_cv_proc_service_is_old=yes)
940 AC_MSG_RESULT($gdb_cv_proc_service_is_old)
941 if test $gdb_cv_proc_service_is_old = yes; then
942 AC_DEFINE(PROC_SERVICE_IS_OLD)
949 AC_MSG_CHECKING(for AiX thread debugging library)
950 AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
951 [AC_TRY_COMPILE([#include <sys/pthdebug.h>],
952 [#ifndef PTHDB_VERSION_3
955 gdb_cv_have_aix_thread_debug=yes,
956 gdb_cv_have_aix_thread_debug=no)])
957 AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
958 if test $gdb_cv_have_aix_thread_debug = yes; then
959 CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
960 CONFIG_OBS="${CONFIG_OBS} aix-thread.o"
961 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
965 AC_SUBST(CONFIG_LDFLAGS)
968 dnl See if we have a thread_db header file that has TD_NOTALLOC.
969 if test "x$ac_cv_header_thread_db_h" = "xyes"; then
970 AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC],
971 gdb_cv_thread_db_h_has_td_notalloc,
973 [#include <thread_db.h>],
974 [int i = TD_NOTALLOC;],
975 gdb_cv_thread_db_h_has_td_notalloc=yes,
976 gdb_cv_thread_db_h_has_td_notalloc=no
980 if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
981 AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
982 [Define if <thread_db.h> has the TD_NOTALLOC error code.])
985 dnl See if we have a sys/syscall header file that has __NR_tkill.
986 if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then
987 AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill],
988 gdb_cv_sys_syscall_h_has_tkill,
990 [#include <sys/syscall.h>],
991 [int i = __NR_tkill;],
992 gdb_cv_sys_syscall_h_has_tkill=yes,
993 gdb_cv_sys_syscall_h_has_tkill=no
997 dnl See if we can issue tkill syscall.
998 if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes" && test "x$ac_cv_func_syscall" = "xyes"; then
999 AC_DEFINE(HAVE_TKILL_SYSCALL, 1,
1000 [Define if we can use the tkill syscall.])
1003 dnl Handle optional features that can be enabled.
1005 AC_ARG_WITH(sysroot,
1006 [ --with-sysroot[=DIR] Search for usr/lib et al within DIR.],
1008 case ${with_sysroot} in
1009 yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
1010 *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
1013 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
1015 if test "x$exec_prefix" = xNONE; then
1016 if test "x$prefix" = xNONE; then
1017 test_prefix=/usr/local
1022 test_prefix=$exec_prefix
1024 case ${TARGET_SYSTEM_ROOT} in
1025 "${test_prefix}"|"${test_prefix}/"*|\
1026 '${exec_prefix}'|'${exec_prefix}/'*)
1027 t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
1028 TARGET_SYSTEM_ROOT_DEFINE="$t"
1033 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
1035 AC_SUBST(TARGET_SYSTEM_ROOT)
1036 AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
1038 # NOTE: Don't add -Wall or -Wunused, they both include
1039 # -Wunused-parameter which reports bogus warnings.
1040 # NOTE: If you add to this list, remember to update
1041 # gdb/doc/gdbint.texinfo.
1042 build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
1043 -Wformat -Wparentheses -Wpointer-arith -Wuninitialized -Wformat-nonliteral \
1044 -Wunused-label -Wunused-function"
1045 # Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
1046 # -Wunused-function -Wunused-variable -Wunused-value
1047 # -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual
1048 # -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
1049 # -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
1050 # -Woverloaded-virtual -Winline -Werror"
1051 AC_ARG_ENABLE(build-warnings,
1052 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
1053 [case "${enableval}" in
1055 no) build_warnings="-w";;
1056 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1057 build_warnings="${build_warnings} ${t}";;
1058 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1059 build_warnings="${t} ${build_warnings}";;
1060 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
1062 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
1063 echo "Setting compiler warning flags = $build_warnings" 6>&1
1065 AC_ARG_ENABLE(gdb-build-warnings,
1066 [ --enable-gdb-build-warnings Enable GDB specific build-time compiler warnings if gcc is used],
1067 [case "${enableval}" in
1069 no) build_warnings="-w";;
1070 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1071 build_warnings="${build_warnings} ${t}";;
1072 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1073 build_warnings="${t} ${build_warnings}";;
1074 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
1076 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
1077 echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
1081 if test "x${build_warnings}" != x -a "x$GCC" = xyes
1083 AC_MSG_CHECKING(compiler warning flags)
1084 # Separate out the -Werror flag as some files just cannot be
1085 # compiled with it enabled.
1086 for w in ${build_warnings}; do
1088 -Werr*) WERROR_CFLAGS=-Werror ;;
1089 *) # Check that GCC accepts it
1090 saved_CFLAGS="$CFLAGS"
1092 AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
1093 CFLAGS="$saved_CFLAGS"
1096 AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
1098 AC_SUBST(WARN_CFLAGS)
1099 AC_SUBST(WERROR_CFLAGS)
1101 # In the Cygwin environment, we need some additional flags.
1102 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
1103 [AC_EGREP_CPP(lose, [
1104 #if defined (__CYGWIN__) || defined (__CYGWIN32__)
1106 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
1109 dnl Figure out which of the many generic ser-*.c files the _host_ supports.
1110 SER_HARDWIRE="ser-unix.o ser-pipe.o ser-tcp.o"
1112 *go32* ) SER_HARDWIRE=ser-go32.o ;;
1113 *djgpp* ) SER_HARDWIRE=ser-go32.o ;;
1115 AC_SUBST(SER_HARDWIRE)
1117 # libreadline needs libuser32.a in a cygwin environment
1119 if test x$gdb_cv_os_cygwin = xyes; then
1120 WIN32LIBS="-luser32"
1122 *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
1128 LIBGUI="../libgui/src/libgui.a"
1129 GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
1131 AC_SUBST(GUI_CFLAGS_X)
1135 AC_SUBST(WIN32LDAPP)
1147 if test "${enable_gdbtk}" = "yes"; then
1149 # Gdbtk must have an absolute path to srcdir in order to run
1150 # properly when not installed.
1156 CY_AC_PATH_TCLCONFIG
1157 if test -z "${no_tcl}"; then
1158 CY_AC_LOAD_TCLCONFIG
1161 # now look for Tcl library stuff
1163 tcldir="../tcl/${configdir}/"
1165 TCL_DEPS="${tcldir}${TCL_LIB_FILE}"
1167 # If $no_tk is nonempty, then we can't do Tk, and there is no
1168 # point to doing Tcl.
1169 if test -z "${no_tk}"; then
1177 # now look for Tk library stuff
1179 tkdir="../tk/${configdir}/"
1181 TK_DEPS="${tkdir}${TK_LIB_FILE}"
1183 # now look for Itcl library stuff
1185 CY_AC_PATH_ITCLCONFIG
1186 if test -z "${no_itcl}"; then
1187 CY_AC_LOAD_ITCLCONFIG
1189 ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
1190 ITCL_DEPS="${ITCL_LIB_FULL_PATH}"
1194 # now look for Itk library stuff
1195 CY_AC_PATH_ITKCONFIG
1196 if test -z "${no_itcl}"; then
1197 CY_AC_LOAD_ITKCONFIG
1199 ITKLIB="${ITK_BUILD_LIB_SPEC}"
1200 ITK_DEPS="${ITK_LIB_FULL_PATH}"
1203 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
1204 # Tcl/Tk 8.1 require -fwritable strings. I don't
1205 # know whether 8.2 will or not, but I bet it will.
1206 # I don't have to worry about 7.x since we don't support it.
1208 if test "$GCC" = "yes"; then
1209 if test "$TCL_VERSION" != "8.0" ; then
1210 GDBTK_CFLAGS="-fwritable-strings"
1214 # Include some libraries that Tcl and Tk want.
1215 TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
1216 # Yes, the ordering seems wrong here. But it isn't.
1217 # TK_LIBS is the list of libraries that need to be linked
1218 # after Tcl/Tk. Note that this isn't put into LIBS. If it
1219 # were in LIBS then any link tests after this point would
1220 # try to include things like `$(LIBGUI)', which wouldn't work.
1221 GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
1223 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
1224 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
1225 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
1226 CONFIG_ALL="${CONFIG_ALL} all-gdbtk"
1227 CONFIG_CLEAN="${CONFIG_CLEAN} clean-gdbtk"
1228 CONFIG_INSTALL="${CONFIG_INSTALL} install-gdbtk"
1229 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-gdbtk"
1231 if test x$gdb_cv_os_cygwin = xyes; then
1232 WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
1233 WIN32LDAPP="-Wl,--subsystem,console"
1234 CONFIG_OBS="${CONFIG_OBS} gdbres.o"
1239 configdirs="${configdirs} gdbtk"
1252 AC_SUBST(GDBTK_CFLAGS)
1253 AC_SUBST(GDBTK_SRC_DIR)
1258 # Unlike the sim directory, whether a simulator is linked is controlled by
1259 # presence of a SIM= and a SIM_OBS= definition in the target '.mt' file.
1260 # This code just checks for a few cases where we'd like to ignore those
1261 # definitions, even when they're present in the '.mt' file. These cases
1262 # are when --disable-sim is specified, or if the simulator directory is
1263 # not part of the source tree.
1266 [ --enable-sim Link gdb with simulator],
1267 [echo "enable_sim = $enable_sim";
1268 echo "enableval = ${enableval}";
1269 case "${enableval}" in
1270 yes) ignore_sim=false ;;
1271 no) ignore_sim=true ;;
1272 *) ignore_sim=false ;;
1276 if test ! -d "${srcdir}/../sim"; then
1280 if test "${ignore_sim}" = "true"; then
1282 IGNORE_SIM_OBS="SIM_OBS="
1288 AC_SUBST(IGNORE_SIM)
1289 AC_SUBST(IGNORE_SIM_OBS)
1291 AC_SUBST(ENABLE_CFLAGS)
1292 AC_SUBST(PROFILE_CFLAGS)
1294 AC_SUBST(CONFIG_OBS)
1295 AC_SUBST(CONFIG_DEPS)
1296 AC_SUBST(CONFIG_SRCS)
1297 AC_SUBST(CONFIG_ALL)
1298 AC_SUBST(CONFIG_CLEAN)
1299 AC_SUBST(CONFIG_INSTALL)
1300 AC_SUBST(CONFIG_UNINSTALL)
1302 # target_subdir is used by the testsuite to find the target libraries.
1304 if test "${host}" != "${target}"; then
1305 target_subdir="${target_alias}/"
1307 AC_SUBST(target_subdir)
1310 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
1311 if test ! -f ${host_makefile_frag}; then
1312 # When building a native debuger the .mh file containing things
1313 # like NATDEPFILES is needed. Cross debuggers don't need .mh
1314 # since it no longer contains anything useful.
1315 if test "${target}" = "${host}"; then
1316 AC_MSG_ERROR("*** Gdb does not support native target ${host}")
1318 host_makefile_frag=/dev/null
1321 frags="$frags $host_makefile_frag"
1323 target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
1324 if test ! -f ${target_makefile_frag}; then
1325 AC_MSG_ERROR("*** Gdb does not support target ${target}")
1327 frags="$frags $target_makefile_frag"
1329 AC_SUBST_FILE(host_makefile_frag)
1330 AC_SUBST_FILE(target_makefile_frag)
1335 s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1336 ' ${host_makefile_frag}`
1338 targetfile=`sed -n '
1339 s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1340 ' ${target_makefile_frag}`
1342 if test "${target}" = "${host}"; then
1343 # We pick this up from the host configuration file (.mh) because we
1344 # do not have a native configuration Makefile fragment.
1345 nativefile=`sed -n '
1346 s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1347 ' ${host_makefile_frag}`
1351 if test x"${gdb_osabi}" != x ; then
1352 AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi,
1353 [Define to the default OS ABI for this configuration.])
1356 # Enable multi-ice-gdb-server.
1357 AC_ARG_ENABLE(multi-ice,
1358 [ --enable-multi-ice build the multi-ice-gdb-server],
1362 *) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;;
1364 if test "x$enable_multi_ice" = xyes; then
1365 configdirs="$configdirs multi-ice"
1368 # We only build gdbserver automatically if host and target are the same.
1369 if test "x$target" = "x$host"; then
1370 AC_MSG_CHECKING(whether gdbserver is supported on this host)
1371 if test "x$build_gdbserver" = xyes; then
1372 configdirs="$configdirs gdbserver"
1379 AC_CONFIG_SUBDIRS($configdirs)
1381 # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
1382 # (NAT_FILE) is not set in config/*/*.m[ht] files, we link to an empty
1390 if test "${hostfile}" != ""; then
1392 GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}"
1393 files="${files} ${GDB_XM_FILE}"
1394 links="${links} xm.h"
1395 AC_DEFINE_UNQUOTED(GDB_XM_FILE, ${GDB_XM_FILE})
1401 if test "${targetfile}" != ""; then
1403 GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}"
1404 files="${files} ${GDB_TM_FILE}"
1405 links="${links} tm.h"
1406 AC_DEFINE_UNQUOTED(GDB_TM_FILE, ${GDB_TM_FILE})
1412 if test "${nativefile}" != ""; then
1414 GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}"
1415 files="${files} ${GDB_NM_FILE}"
1416 links="${links} nm.h"
1417 AC_DEFINE_UNQUOTED(GDB_NM_FILE, ${GDB_NM_FILE})
1421 AC_LINK_FILES($files, $links)
1423 dnl Check for exe extension set on certain hosts (e.g. Win32)
1426 dnl Detect the character set used by this host.
1428 dnl At the moment, we just assume it's ISO-8859-1 (which is a
1429 dnl superset of ASCII containing the characters needed for French,
1430 dnl German, Spanish, Italian, and possibly others), but if were
1431 dnl *were* to support any host character sets other than ISO-8859-1,
1432 dnl here's where we'd detect it.
1433 AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "ISO-8859-1",
1434 [Define to be a string naming the default host character set.])
1438 AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
1440 dnl Autoconf doesn't provide a mechanism for modifying definitions
1441 dnl provided by makefile fragments.
1443 if test "${nativefile}" = ""; then
1445 sed -e '/^NATDEPFILES[[ ]]*=.*\\$/,/[[^\\]]$/s/^/# /' \
1446 -e '/^NATDEPFILES[[ ]]*=/s/^/# /' \
1447 | sed -e '/^\(NATDEPFILES[[ ]]*[[+]]=[[ ]]*\)/s//# \1/' \
1449 mv -f Makefile.tem Makefile
1453 sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/,
1454 /^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,
1455 /^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
1456 mv -f Makefile.tmp Makefile
1460 case x$CONFIG_HEADERS in
1461 xconfig.h:config.in)
1466 gdb_host_cpu=$gdb_host_cpu
1467 gdb_target_cpu=$gdb_target_cpu
1468 nativefile=$nativefile