1 dnl Autoconf configure script for GDB, the GNU debugger.
2 dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
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.
73 AC_CONFIG_SUBDIRS(doc testsuite)
76 . $srcdir/configure.host
78 . $srcdir/configure.tgt
80 # Fetch the default architecture and default target vector from BFD.
81 targ=$target; . $srcdir/../bfd/config.bfd
83 # We only want the first architecture, so strip off the others if
84 # there is more than one.
85 targ_archs=`echo $targ_archs | sed 's/ .*//'`
87 if test "x$targ_archs" != x; then
88 AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs,
89 [Define to BFD's default architecture. ])
91 if test "x$targ_defvec" != x; then
92 AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec,
93 [Define to BFD's default target vector. ])
98 # The CLI cannot be disabled yet, but may be in the future.
101 AC_ARG_ENABLE(gdbcli,
102 [ --disable-gdbcli disable command-line interface (CLI)],
107 AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;;
109 AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;;
112 if test x"$enable_gdbcli" = xyes; then
113 if test -d $srcdir/cli; then
114 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)"
115 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)"
116 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)"
117 CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_CLI_INITS)"
118 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)"
119 CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_CLI_ALL)"
120 CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_CLI_CLEAN)"
121 CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_CLI_INSTALL)"
122 CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_CLI_UNINSTALL)"
128 [ --disable-gdbmi disable machine-interface (MI)],
133 AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;;
136 if test x"$enable_gdbmi" = xyes; then
137 if test -d $srcdir/mi; then
138 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)"
139 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)"
140 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)"
141 CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_MI_INITS)"
142 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)"
143 CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_MI_ALL)"
144 CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_MI_CLEAN)"
145 CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_MI_INSTALL)"
146 CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_MI_UNINSTALL)"
152 [ --enable-tui enable full-screen terminal user interface (TUI)],
157 AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
159 if test x"$enable_tui" = xyes; then
160 if test -d $srcdir/tui; then
161 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)"
162 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)"
163 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)"
164 CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_TUI_INITS)"
165 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)"
166 CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_TUI_ALL)"
167 CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_TUI_CLEAN)"
168 CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_TUI_INSTALL)"
169 CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_TUI_UNINSTALL)"
176 [ --enable-gdbtk enable gdbtk graphical user interface (GUI)],
181 AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;;
183 [if test -d $srcdir/gdbtk; then
188 # We unconditionally disable gdbtk tests on selected platforms.
191 AC_MSG_WARN([gdbtk isn't supported on $host; disabling])
196 AC_ARG_ENABLE(profiling,
197 [ --enable-profiling enable profiling of GDB],
202 AC_MSG_ERROR([bad value $enableval for --enable-profile]) ;;
204 [enable_profiling=no])
206 AC_CHECK_FUNCS(monstartup _mcleanup)
207 AC_CACHE_CHECK([for _etext], ac_cv_var__etext,
212 [free (&_etext);], ac_cv_var__etext=yes, ac_cv_var__etext=no)])
213 if test $ac_cv_var__etext = yes; then
214 AC_DEFINE(HAVE__ETEXT, 1,
215 [Define to 1 if your system has the _etext variable. ])
217 if test "$enable_profiling" = yes ; then
218 if test $ac_cv_func_monstartup = no || test $ac_cv_func__mcleanup = no; then
219 AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup)
223 CFLAGS="$CFLAGS $PROFILE_CFLAGS"
225 AC_CACHE_CHECK([whether $CC supports -pg], ac_cv_cc_supports_pg,
226 [AC_TRY_COMPILE([], [int x;], ac_cv_cc_supports_pg=yes,
227 ac_cv_cc_supports_pg=no)])
229 if test $ac_cv_cc_supports_pg = no; then
230 AC_MSG_ERROR(--enable-profiling requires a compiler which supports -pg)
236 # --------------------- #
237 # Checks for programs. #
238 # --------------------- #
246 AC_CHECK_TOOL(AR, ar)
247 AC_CHECK_TOOL(DLLTOOL, dlltool)
248 AC_CHECK_TOOL(WINDRES, windres)
250 # Needed for GNU/Hurd.
251 AC_CHECK_TOOL(MIG, mig)
253 # ---------------------- #
254 # Checks for libraries. #
255 # ---------------------- #
257 # We might need to link with -lm; most simulators need it.
258 AC_CHECK_LIB(m, main)
260 # We need to link with -lw to get `wctype' on Solaris before Solaris
261 # 2.6. Solaris 2.6 and beyond have this function in libc, and have a
262 # libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1
263 # is known to have this problem). Therefore we avoid libw if we can.
264 AC_CHECK_FUNC(wctype, [],
265 [AC_CHECK_LIB(w, wctype)])
267 # Some systems (e.g. Solaris) have `socketpair' in libsocket.
268 AC_SEARCH_LIBS(socketpair, socket)
270 # Since GDB uses Readline, we need termcap functionality, so we need
271 # to find a library that provides that. When GDB is configured with
272 # --enable-tui, we need full curses functionality.
274 # FIXME: kettenis/20030102: We seem to prefer HP curses (Hcurses) over
275 # Xcurses on HP-UX; see the `-D__HP_CURSES' in the relevant host
276 # Makefile fragments. That's why we need to have `Hcurses' before
277 # `curses'. I don't see why we should use HP curses if a more
278 # standard curses is available, except that according to HP's
279 # documentation one needs to compile `-D_XOPEN_SOURCE_EXTENDED' on
280 # HP-UX 10.10 and 10.20.
282 if test "$need_curses" = yes; then
283 AC_SEARCH_LIBS(initscr, [ncurses Hcurses curses], [],
284 [AC_MSG_ERROR([no curses library found])])
289 if test -d $srcdir/libtermcap; then
290 LIBS="../libtermcap/libtermcap.a $LIBS"
291 ac_cv_search_tgetent="../libtermcap/libtermcap.a"
294 # ??? Is this really true?
295 ac_cv_search_tgetent="none required"
298 # Readline prefers curses over termcap on AIX.
300 AC_SEARCH_LIBS(tgetent, [tinfo ncurses curses termcap])
304 # Note: We used to check for libtermlib and libterminfo too, but
305 # Readline doesn't, so I think we're safe with leaving them out.
306 AC_SEARCH_LIBS(tgetent, [termcap tinfo ncurses Hcurses curses])
308 if test "$ac_cv_search_tgetent" = no; then
309 AC_MSG_ERROR([no termcap library found])
312 # ------------------------- #
313 # Checks for header files. #
314 # ------------------------- #
319 AC_CHECK_HEADERS(link.h)
320 AC_CHECK_HEADERS(nlist.h)
321 AC_CHECK_HEADERS(poll.h sys/poll.h)
322 AC_CHECK_HEADERS(proc_service.h thread_db.h)
323 AC_CHECK_HEADERS(stddef.h)
324 AC_CHECK_HEADERS(stdlib.h)
325 AC_CHECK_HEADERS(stdint.h)
326 AC_CHECK_HEADERS(string.h memory.h strings.h)
327 AC_CHECK_HEADERS(sys/fault.h)
328 AC_CHECK_HEADERS(sys/file.h)
329 AC_CHECK_HEADERS(sys/filio.h)
330 AC_CHECK_HEADERS(sys/ioctl.h)
331 AC_CHECK_HEADERS(sys/param.h)
332 AC_CHECK_HEADERS(sys/proc.h)
333 AC_CHECK_HEADERS(sys/procfs.h)
334 AC_CHECK_HEADERS(sys/ptrace.h ptrace.h)
335 AC_CHECK_HEADERS(sys/reg.h sys/debugreg.h)
336 AC_CHECK_HEADERS(sys/select.h)
337 AC_CHECK_HEADERS(sys/syscall.h)
338 AC_CHECK_HEADERS(sys/user.h)
339 AC_CHECK_HEADERS(sys/wait.h wait.h)
340 AC_CHECK_HEADERS(termios.h termio.h sgtty.h)
341 AC_CHECK_HEADERS(unistd.h)
343 # On Solaris 2.[78], we need to define _MSE_INT_H to avoid a clash
344 # between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to
345 # think that we don't have <curses.h> if we're using GCC.
348 if test "$GCC" = yes; then
349 AC_DEFINE(_MSE_INT_H, 1,
350 [[Define to 1 to avoid a clash between <widec.h> and <wchar.h> on
351 Solaris 2.[78] when using GCC. ]])
354 AC_CHECK_HEADERS(curses.h ncurses.h term.h)
356 # FIXME: kettenis/20030102: In most cases we include these
357 # unconditionally, so what's the point in checking these?
358 AC_CHECK_HEADERS(ctype.h time.h)
360 # ------------------------- #
361 # Checks for declarations. #
362 # ------------------------- #
364 gcc_AC_CHECK_DECLS(getopt)
366 # ------------------ #
367 # Checks for types. #
368 # ------------------ #
372 # ------------------------------------- #
373 # Checks for compiler characteristics. #
374 # ------------------------------------- #
379 # ------------------------------ #
380 # Checks for library functions. #
381 # ------------------------------ #
386 AC_CHECK_FUNCS(canonicalize_file_name realpath)
388 AC_CHECK_FUNCS(pread64)
390 AC_CHECK_FUNCS(setpgid setpgrp)
391 AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask)
392 AC_CHECK_FUNCS(socketpair)
393 AC_CHECK_FUNCS(syscall)
395 dnl AC_FUNC_SETPGRP does not work when cross compiling
396 dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
397 if test "$cross_compiling" = no; then
400 AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void,
404 if (setpgrp(1,1) == -1)
408 ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)])
409 if test $ac_cv_func_setpgrp_void = yes; then
410 AC_DEFINE(SETPGRP_VOID, 1)
414 # Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do
415 # since sigsetjmp might only be defined as a macro.
416 AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
419 ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
420 gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
421 if test $gdb_cv_func_sigsetjmp = yes; then
422 AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
425 # Assume we'll default to using the included libiberty regex.
426 gdb_use_included_regex=yes
428 # However, if the system regex is GNU regex, then default to *not*
429 # using the included regex.
432 [gdb_cv_have_gnu_regex],
434 [#include <gnu-versions.h>],
435 [#define REGEX_INTERFACE_VERSION 1
436 #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
437 # error "Version mismatch"
439 gdb_cv_have_gnu_regex=yes,
440 gdb_cv_have_gnu_regex=no)])
441 if test $gdb_cv_have_gnu_regex = yes; then
442 gdb_use_included_regex=no
445 AC_ARG_WITH(included-regex,
446 [ --without-included-regex don't use included regex; this is the default
447 on systems with version 2 of the GNU C library
448 (use with caution on other system)],
449 gdb_with_regex=$withval,
450 gdb_with_regex=$gdb_use_included_regex)
451 if test "$gdb_with_regex" = yes; then
452 AC_DEFINE(USE_INCLUDED_REGEX, 1,
453 [Define to 1 if the regex included in libiberty should be used.])
456 # See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
457 # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
458 AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
459 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_fs;],
460 gdb_cv_struct_reg_r_fs=yes, gdb_cv_struct_reg_r_fs=no)])
461 if test $gdb_cv_struct_reg_r_fs = yes; then
462 AC_DEFINE(HAVE_STRUCT_REG_R_FS)
464 AC_CACHE_CHECK([for r_gs in struct reg], gdb_cv_struct_reg_r_gs,
465 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_gs;],
466 gdb_cv_struct_reg_r_gs=yes, gdb_cv_struct_reg_r_gs=no)])
467 if test $gdb_cv_struct_reg_r_gs = yes; then
468 AC_DEFINE(HAVE_STRUCT_REG_R_GS)
471 # See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
472 AC_MSG_CHECKING(for PTRACE_GETREGS)
473 AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
474 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
476 [gdb_cv_have_ptrace_getregs=yes],
477 [gdb_cv_have_ptrace_getregs=no])])
478 AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
479 if test $gdb_cv_have_ptrace_getregs = yes; then
480 AC_DEFINE(HAVE_PTRACE_GETREGS)
483 # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
484 AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
485 AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
486 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
487 [PTRACE_GETFPXREGS;],
488 [gdb_cv_have_ptrace_getfpxregs=yes],
489 [gdb_cv_have_ptrace_getfpxregs=no])])
490 AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
491 if test $gdb_cv_have_ptrace_getfpxregs = yes; then
492 AC_DEFINE(HAVE_PTRACE_GETFPXREGS)
495 # See if <sys/ptrace.h> provides the PT_GETDBREGS request.
496 AC_MSG_CHECKING(for PT_GETDBREGS)
497 AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
498 [AC_TRY_COMPILE([#include <sys/types.h>
499 #include <sys/ptrace.h>],
501 [gdb_cv_have_pt_getdbregs=yes],
502 [gdb_cv_have_pt_getdbregs=no])])
503 AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
504 if test $gdb_cv_have_pt_getdbregs = yes; then
505 AC_DEFINE(HAVE_PT_GETDBREGS)
508 # See if <sys/ptrace.h> provides the PT_GETXMMREGS request.
509 AC_MSG_CHECKING(for PT_GETXMMREGS)
510 AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs,
511 [AC_TRY_COMPILE([#include <sys/types.h>
512 #include <sys/ptrace.h>],
514 [gdb_cv_have_pt_getxmmregs=yes],
515 [gdb_cv_have_pt_getxmmregs=no])])
516 AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs)
517 if test $gdb_cv_have_pt_getxmmregs = yes; then
518 AC_DEFINE(HAVE_PT_GETXMMREGS)
521 # See if stdint.h provides the uintptr_t type.
522 # Autoconf 2.5X has an improved AC_CHECK_TYPE which will simplify this.
523 AC_CACHE_CHECK([for uintptr_t in stdint.h], gdb_cv_have_uintptr_t,
525 [#include <stdint.h>],
526 [uintptr_t foo = 0;],
527 gdb_cv_have_uintptr_t=yes,
528 gdb_cv_have_uintptr_t=no)])
529 if test $gdb_cv_have_uintptr_t = yes; then
530 AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if <stdint.h> provides the uintptr_t type.])
533 BFD_NEED_DECLARATION(malloc)
534 BFD_NEED_DECLARATION(realloc)
535 BFD_NEED_DECLARATION(free)
536 BFD_NEED_DECLARATION(strerror)
537 BFD_NEED_DECLARATION(strdup)
538 BFD_NEED_DECLARATION(strstr)
539 BFD_NEED_DECLARATION(canonicalize_file_name)
541 # The following save_state_t checkery is only necessary for HPUX
542 # versions earlier than 10.20. When those fade from memory, this
543 # could be expunged. --jsm 1999-03-22
545 AC_MSG_CHECKING(for HPUX save_state structure)
546 AC_EGREP_HEADER(save_state_t, machine/save_state.h,
547 gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no)
548 AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes,
549 gdb_cv_hpux_sswide=no)
550 if test $gdb_cv_hpux_savestate = yes
552 AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1)
554 if test $gdb_cv_hpux_sswide = yes
556 AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1)
558 AC_MSG_RESULT($gdb_cv_hpux_sswide)
561 # If we are configured native on GNU/Linux, work around problems with
563 # Also detect which type of /proc is in use, such as for Unixware or Solaris.
565 if test "${target}" = "${host}"; then
567 i[[3456]]86-*-linux*)
568 AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
569 AC_DEFINE(sys_quotactl)
572 AC_DEFINE(NEW_PROC_API)
574 *-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
575 AC_DEFINE(NEW_PROC_API)
577 *-*-solaris2.[[678]])
578 AC_DEFINE(NEW_PROC_API)
583 if test "$ac_cv_header_sys_procfs_h" = yes; then
584 BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
585 BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
586 BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
587 BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
588 BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
589 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
590 BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
591 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
592 BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
593 BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
594 BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
595 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
596 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
597 BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
600 dnl Check for broken prfpregset_t type
602 dnl For Linux/i386, glibc 2.1.3 was released with a bogus
603 dnl prfpregset_t type (it's a typedef for the pointer to a struct
604 dnl instead of the struct itself). We detect this here, and work
605 dnl around it in gdb_proc_service.h.
607 if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
608 AC_MSG_CHECKING(whether prfpregset_t type is broken)
609 AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
610 [AC_TRY_RUN([#include <sys/procfs.h>
613 if (sizeof (prfpregset_t) == sizeof (void *))
617 gdb_cv_prfpregset_t_broken=no,
618 gdb_cv_prfpregset_t_broken=yes,
619 gdb_cv_prfpregset_t_broken=yes)])
620 AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
621 if test $gdb_cv_prfpregset_t_broken = yes; then
622 AC_DEFINE(PRFPREGSET_T_BROKEN)
626 dnl Check for PIOCSET ioctl entry
628 AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
629 AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
630 [AC_TRY_COMPILE([#include <unistd.h>
631 #include <sys/types.h>
632 #include <sys/procfs.h>
635 dummy = ioctl(0, PIOCSET, &dummy);
637 gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
638 AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
639 if test $gdb_cv_have_procfs_piocset = yes; then
640 AC_DEFINE(HAVE_PROCFS_PIOCSET)
644 dnl For native ports (host == target), check to see what kind of
645 dnl legacy link.h support is needed. (See solib-legacy.c.)
646 if test ${host} = ${target} ; then
647 dnl Check for struct link_map with l_ members which are indicative
648 dnl of SVR4-like shared libraries
650 AC_MSG_CHECKING(for member l_addr in struct link_map)
651 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
652 [AC_TRY_COMPILE([#include <link.h>],
653 [struct link_map lm; (void) lm.l_addr;],
654 gdb_cv_have_struct_link_map_with_l_members=yes,
655 gdb_cv_have_struct_link_map_with_l_members=no)])
656 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
657 if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
658 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS)
661 dnl Check for struct link_map with lm_ members which are indicative
662 dnl of SunOS-like shared libraries
664 AC_MSG_CHECKING(for member lm_addr in struct link_map)
665 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
666 [AC_TRY_COMPILE([#include <sys/types.h>
668 [struct link_map lm; (void) lm.lm_addr;],
669 gdb_cv_have_struct_link_map_with_lm_members=yes,
670 gdb_cv_have_struct_link_map_with_lm_members=no)])
671 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
672 if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
673 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS)
676 dnl Check for struct so_map with som_ members which are found on
677 dnl some *BSD systems.
679 AC_MSG_CHECKING(for member som_addr in struct so_map)
680 AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
681 [AC_TRY_COMPILE([#include <sys/types.h>
686 [struct so_map lm; (void) lm.som_addr;],
687 gdb_cv_have_struct_so_map_with_som_members=yes,
688 gdb_cv_have_struct_so_map_with_som_members=no)])
689 AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
690 if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
691 AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS)
694 dnl Check for struct link_map32 type, which allows a 64-bit Solaris
695 dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
697 AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
698 AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
699 [AC_TRY_COMPILE([#define _SYSCALL32
700 #include <sys/link.h>], [struct link_map32 l;],
701 gdb_cv_have_struct_link_map32=yes,
702 gdb_cv_have_struct_link_map32=no)])
703 AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
704 if test $gdb_cv_have_struct_link_map32 = yes; then
705 AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
706 AC_DEFINE(_SYSCALL32)
710 dnl See if compiler supports "long long" type.
712 AC_MSG_CHECKING(for long long support in compiler)
713 AC_CACHE_VAL(gdb_cv_c_long_long,
715 extern long long foo;
716 switch (foo & 2) { case 0: return 1; }
718 gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
719 AC_MSG_RESULT($gdb_cv_c_long_long)
720 if test $gdb_cv_c_long_long = yes; then
721 AC_DEFINE(CC_HAS_LONG_LONG)
724 dnl See if the compiler and runtime support printing long long
726 AC_MSG_CHECKING(for long long support in printf)
727 AC_CACHE_VAL(gdb_cv_printf_has_long_long,
732 l = (l << 16) + 0x0123;
733 l = (l << 16) + 0x4567;
734 l = (l << 16) + 0x89ab;
735 l = (l << 16) + 0xcdef;
736 sprintf (buf, "0x%016llx", l);
737 return (strcmp ("0x0123456789abcdef", buf));
739 gdb_cv_printf_has_long_long=yes,
740 gdb_cv_printf_has_long_long=no,
741 gdb_cv_printf_has_long_long=no)])
742 if test $gdb_cv_printf_has_long_long = yes; then
743 AC_DEFINE(PRINTF_HAS_LONG_LONG)
745 AC_MSG_RESULT($gdb_cv_printf_has_long_long)
747 dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE
748 dnl because autoconf complains about cross-compilation issues. However, this
749 dnl code uses the same variables as the macro for compatibility.
751 AC_MSG_CHECKING(for long double support in compiler)
752 AC_CACHE_VAL(ac_cv_c_long_double,
753 [AC_TRY_COMPILE(, [long double foo;],
754 ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
755 AC_MSG_RESULT($ac_cv_c_long_double)
756 if test $ac_cv_c_long_double = yes; then
757 AC_DEFINE(HAVE_LONG_DOUBLE)
760 dnl See if the compiler and runtime support printing long doubles
762 AC_MSG_CHECKING(for long double support in printf)
763 AC_CACHE_VAL(gdb_cv_printf_has_long_double,
767 long double f = 3.141592653;
768 sprintf (buf, "%Lg", f);
769 return (strncmp ("3.14159", buf, 7));
771 gdb_cv_printf_has_long_double=yes,
772 gdb_cv_printf_has_long_double=no,
773 gdb_cv_printf_has_long_double=no)])
774 if test $gdb_cv_printf_has_long_double = yes; then
775 AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
777 AC_MSG_RESULT($gdb_cv_printf_has_long_double)
779 dnl See if the compiler and runtime support scanning long doubles
781 AC_MSG_CHECKING(for long double support in scanf)
782 AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
785 char *buf = "3.141592653";
787 sscanf (buf, "%Lg", &f);
788 return !(f > 3.14159 && f < 3.14160);
790 gdb_cv_scanf_has_long_double=yes,
791 gdb_cv_scanf_has_long_double=no,
792 gdb_cv_scanf_has_long_double=no)])
793 if test $gdb_cv_scanf_has_long_double = yes; then
794 AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
796 AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
800 AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
801 SAVE_LDFLAGS=$LDFLAGS
804 yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
805 *) gdb_cv_bigtoc=-bbigtoc ;;
808 LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
809 AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
811 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
816 dnl For certain native configurations, we need to check whether thread
817 dnl support can be built in or not.
819 dnl Note that we only want this if we are both native (host == target),
820 dnl and not doing a canadian cross build (build == host).
822 if test ${build} = ${host} -a ${host} = ${target} ; then
825 AC_MSG_CHECKING(for HPUX/OSF thread support)
826 if test -f /usr/include/dce/cma_config.h ; then
827 if test "$GCC" = "yes" ; then
829 AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
830 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} hpux-thread.o"
831 CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
833 AC_MSG_RESULT(no (suppressed because you are not using GCC))
840 # See if thread_db library is around for Solaris thread debugging.
841 # Note that we must explicitly test for version 1 of the library
842 # because version 0 (present on Solaris 2.4 or earlier) doesn't have
844 AC_MSG_CHECKING(for Solaris thread debugging library)
845 if test -f /usr/lib/libthread_db.so.1 ; then
847 AC_DEFINE(HAVE_THREAD_DB_LIB)
848 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} sol-thread.o"
849 CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
850 AC_CHECK_LIB(dl, dlopen)
851 if test "$GCC" = "yes" ; then
852 # The GNU linker requires the -export-dynamic option to make
853 # all symbols visible in the dynamic symbol table.
854 hold_ldflags=$LDFLAGS
855 AC_MSG_CHECKING(for the ld -export-dynamic flag)
856 LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
857 AC_TRY_LINK(, [int i;], found=yes, found=no)
858 LDFLAGS=$hold_ldflags
859 AC_MSG_RESULT($found)
860 if test $found = yes; then
861 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
864 # Sun randomly tweaked the prototypes in <proc_service.h>
866 AC_MSG_CHECKING(if <proc_service.h> is old)
867 AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
869 #include <proc_service.h>
871 (struct ps_prochandle*, psaddr_t, const void*, size_t);
872 ],, gdb_cv_proc_service_is_old=no,
873 gdb_cv_proc_service_is_old=yes)
875 AC_MSG_RESULT($gdb_cv_proc_service_is_old)
876 if test $gdb_cv_proc_service_is_old = yes; then
877 AC_DEFINE(PROC_SERVICE_IS_OLD)
884 AC_MSG_CHECKING(for AiX thread debugging library)
885 AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
886 [AC_TRY_COMPILE([#include <sys/pthdebug.h>],
887 [#ifndef PTHDB_VERSION_3
890 gdb_cv_have_aix_thread_debug=yes,
891 gdb_cv_have_aix_thread_debug=no)])
892 AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
893 if test $gdb_cv_have_aix_thread_debug = yes; then
894 CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
895 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} aix-thread.o"
896 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
900 AC_SUBST(CONFIG_LDFLAGS)
903 dnl See if we have a thread_db header file that has TD_NOTALLOC.
904 if test "x$ac_cv_header_thread_db_h" = "xyes"; then
905 AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC],
906 gdb_cv_thread_db_h_has_td_notalloc,
908 [#include <thread_db.h>],
909 [int i = TD_NOTALLOC;],
910 gdb_cv_thread_db_h_has_td_notalloc=yes,
911 gdb_cv_thread_db_h_has_td_notalloc=no
915 if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
916 AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
917 [Define if <thread_db.h> has the TD_NOTALLOC error code.])
920 dnl See if we have a sys/syscall header file that has __NR_tkill.
921 if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then
922 AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill],
923 gdb_cv_sys_syscall_h_has_tkill,
925 [#include <sys/syscall.h>],
926 [int i = __NR_tkill;],
927 gdb_cv_sys_syscall_h_has_tkill=yes,
928 gdb_cv_sys_syscall_h_has_tkill=no
932 dnl See if we can issue tkill syscall.
933 if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes" && test "x$ac_cv_func_syscall" = "xyes"; then
934 AC_DEFINE(HAVE_TKILL_SYSCALL, 1,
935 [Define if we can use the tkill syscall.])
938 dnl Handle optional features that can be enabled.
941 [ --with-sysroot[=DIR] Search for usr/lib et al within DIR.],
943 case ${with_sysroot} in
944 yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
945 *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
948 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
950 if test "x$exec_prefix" = xNONE; then
951 if test "x$prefix" = xNONE; then
952 test_prefix=/usr/local
957 test_prefix=$exec_prefix
959 case ${TARGET_SYSTEM_ROOT} in
960 "${test_prefix}"|"${test_prefix}/"*|\
961 '${exec_prefix}'|'${exec_prefix}/'*)
962 t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
963 TARGET_SYSTEM_ROOT_DEFINE="$t"
968 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
970 AC_SUBST(TARGET_SYSTEM_ROOT)
971 AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
973 # NOTE: Don't add -Wall or -Wunused, they both include
974 # -Wunused-parameter which reports bogus warnings.
975 # NOTE: If you add to this list, remember to update
976 # gdb/doc/gdbint.texinfo.
977 build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
978 -Wformat -Wparentheses -Wpointer-arith -Wuninitialized -Wformat-nonliteral"
979 # Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
980 # -Wunused-function -Wunused-label -Wunused-variable -Wunused-value
981 # -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual
982 # -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
983 # -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
984 # -Woverloaded-virtual -Winline -Werror"
985 AC_ARG_ENABLE(build-warnings,
986 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
987 [case "${enableval}" in
989 no) build_warnings="-w";;
990 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
991 build_warnings="${build_warnings} ${t}";;
992 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
993 build_warnings="${t} ${build_warnings}";;
994 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
996 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
997 echo "Setting compiler warning flags = $build_warnings" 6>&1
999 AC_ARG_ENABLE(gdb-build-warnings,
1000 [ --enable-gdb-build-warnings Enable GDB specific build-time compiler warnings if gcc is used],
1001 [case "${enableval}" in
1003 no) build_warnings="-w";;
1004 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1005 build_warnings="${build_warnings} ${t}";;
1006 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1007 build_warnings="${t} ${build_warnings}";;
1008 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
1010 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
1011 echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
1015 if test "x${build_warnings}" != x -a "x$GCC" = xyes
1017 AC_MSG_CHECKING(compiler warning flags)
1018 # Separate out the -Werror flag as some files just cannot be
1019 # compiled with it enabled.
1020 for w in ${build_warnings}; do
1022 -Werr*) WERROR_CFLAGS=-Werror ;;
1023 *) # Check that GCC accepts it
1024 saved_CFLAGS="$CFLAGS"
1026 AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
1027 CFLAGS="$saved_CFLAGS"
1030 AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
1032 AC_SUBST(WARN_CFLAGS)
1033 AC_SUBST(WERROR_CFLAGS)
1037 AC_SUBST(MMALLOC_CFLAGS)
1040 AC_ARG_WITH(mmalloc,
1041 [ --with-mmalloc Use memory mapped malloc package],
1042 [case "${withval}" in
1043 yes) want_mmalloc=true ;;
1044 no) want_mmalloc=false;;
1045 *) AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;;
1046 esac],[want_mmalloc=false])dnl
1048 if test x$want_mmalloc = xtrue; then
1049 AC_DEFINE(USE_MMALLOC)
1050 AC_DEFINE(MMCHECK_FORCE)
1051 MMALLOC_CFLAGS="-I$srcdir/../mmalloc"
1052 MMALLOC='../mmalloc/libmmalloc.a'
1055 # In the Cygwin environment, we need some additional flags.
1056 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
1057 [AC_EGREP_CPP(lose, [
1058 #if defined (__CYGWIN__) || defined (__CYGWIN32__)
1060 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
1063 dnl Figure out which of the many generic ser-*.c files the _host_ supports.
1064 SER_HARDWIRE="ser-unix.o ser-pipe.o ser-tcp.o"
1066 *go32* ) SER_HARDWIRE=ser-go32.o ;;
1067 *djgpp* ) SER_HARDWIRE=ser-go32.o ;;
1069 AC_SUBST(SER_HARDWIRE)
1071 # libreadline needs libuser32.a in a cygwin environment
1073 if test x$gdb_cv_os_cygwin = xyes; then
1074 WIN32LIBS="-luser32"
1076 *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
1082 LIBGUI="../libgui/src/libgui.a"
1083 GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
1085 AC_SUBST(GUI_CFLAGS_X)
1089 AC_SUBST(WIN32LDAPP)
1094 if test "${enable_gdbtk}" = "yes"; then
1096 # Gdbtk must have an absolute path to srcdir in order to run
1097 # properly when not installed.
1103 CY_AC_PATH_TCLCONFIG
1104 if test -z "${no_tcl}"; then
1105 CY_AC_LOAD_TCLCONFIG
1108 # now look for Tcl library stuff
1119 TCL_DEPS="${tcldir}${TCL_LIB_FILE}"
1121 # If $no_tk is nonempty, then we can't do Tk, and there is no
1122 # point to doing Tcl.
1123 if test -z "${no_tk}"; then
1131 # now look for Tk library stuff
1142 TK_DEPS="${tkdir}${TK_LIB_FILE}"
1144 # now look for Itcl library stuff
1146 CY_AC_PATH_ITCLCONFIG
1147 if test -z "${no_itcl}"; then
1148 CY_AC_LOAD_ITCLCONFIG
1150 ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
1151 ITCL_DEPS="${ITCL_LIB_FULL_PATH}"
1155 # now look for Itk library stuff
1156 CY_AC_PATH_ITKCONFIG
1157 if test -z "${no_itcl}"; then
1158 CY_AC_LOAD_ITKCONFIG
1160 ITKLIB="${ITK_BUILD_LIB_SPEC}"
1161 ITK_DEPS="${ITK_LIB_FULL_PATH}"
1164 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
1165 # Tcl/Tk 8.1 require -fwritable strings. I don't
1166 # know whether 8.2 will or not, but I bet it will.
1167 # I don't have to worry about 7.x since we don't support it.
1169 if test "$GCC" = "yes"; then
1170 if test "$TCL_VERSION" != "8.0" ; then
1171 GDBTK_CFLAGS="-fwritable-strings"
1175 # Include some libraries that Tcl and Tk want.
1176 TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
1177 # Yes, the ordering seems wrong here. But it isn't.
1178 # TK_LIBS is the list of libraries that need to be linked
1179 # after Tcl/Tk. Note that this isn't put into LIBS. If it
1180 # were in LIBS then any link tests after this point would
1181 # try to include things like `$(LIBGUI)', which wouldn't work.
1182 GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
1184 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
1185 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
1186 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
1187 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_GDBTK_INITS)"
1188 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_GDBTK_ALL)"
1189 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_GDBTK_CLEAN)"
1190 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_GDBTK_INSTALL)"
1191 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_GDBTK_UNINSTALL)"
1193 if test x$gdb_cv_os_cygwin = xyes; then
1194 WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
1195 WIN32LDAPP="-Wl,--subsystem,console"
1196 CONFIG_OBS="${CONFIG_OBS} gdbres.o"
1201 configdirs="${configdirs} gdbtk"
1214 AC_SUBST(GDBTK_CFLAGS)
1215 AC_SUBST(GDBTK_SRC_DIR)
1220 # Unlike the sim directory, whether a simulator is linked is controlled by
1221 # presence of a SIM= and a SIM_OBS= definition in the target '.mt' file.
1222 # This code just checks for a few cases where we'd like to ignore those
1223 # definitions, even when they're present in the '.mt' file. These cases
1224 # are when --disable-sim is specified, or if the simulator directory is
1225 # not part of the source tree.
1228 [ --enable-sim Link gdb with simulator],
1229 [echo "enable_sim = $enable_sim";
1230 echo "enableval = ${enableval}";
1231 case "${enableval}" in
1232 yes) ignore_sim=false ;;
1233 no) ignore_sim=true ;;
1234 *) ignore_sim=false ;;
1238 if test ! -d "${srcdir}/../sim"; then
1242 if test "${ignore_sim}" = "true"; then
1244 IGNORE_SIM_OBS="SIM_OBS="
1250 AC_SUBST(IGNORE_SIM)
1251 AC_SUBST(IGNORE_SIM_OBS)
1253 AC_SUBST(ENABLE_CFLAGS)
1254 AC_SUBST(PROFILE_CFLAGS)
1256 AC_SUBST(CONFIG_OBS)
1257 AC_SUBST(CONFIG_LIB_OBS)
1258 AC_SUBST(CONFIG_DEPS)
1259 AC_SUBST(CONFIG_SRCS)
1260 AC_SUBST(CONFIG_INITS)
1261 AC_SUBST(CONFIG_ALL)
1262 AC_SUBST(CONFIG_CLEAN)
1263 AC_SUBST(CONFIG_INSTALL)
1264 AC_SUBST(CONFIG_UNINSTALL)
1266 # target_subdir is used by the testsuite to find the target libraries.
1268 if test "${host}" != "${target}"; then
1269 target_subdir="${target_alias}/"
1271 AC_SUBST(target_subdir)
1274 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
1275 if test ! -f ${host_makefile_frag}; then
1276 # When building a native debuger the .mh file containing things
1277 # like NATDEPFILES is needed. Cross debuggers don't need .mh
1278 # since it no longer contains anything useful.
1279 if test "${target}" = "${host}"; then
1280 AC_MSG_ERROR("*** Gdb does not support native target ${host}")
1282 host_makefile_frag=/dev/null
1285 frags="$frags $host_makefile_frag"
1287 target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
1288 if test ! -f ${target_makefile_frag}; then
1289 AC_MSG_ERROR("*** Gdb does not support target ${target}")
1291 frags="$frags $target_makefile_frag"
1293 AC_SUBST_FILE(host_makefile_frag)
1294 AC_SUBST_FILE(target_makefile_frag)
1299 s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1300 ' ${host_makefile_frag}`
1302 targetfile=`sed -n '
1303 s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1304 ' ${target_makefile_frag}`
1306 GDB_MULTI_ARCH=`sed -n '
1307 s/GDB_MULTI_ARCH[ ]*=[ ]*\([^ ]*\)[ ]*/\1/p
1308 ' ${target_makefile_frag}`
1310 if test "${target}" = "${host}"; then
1311 # We pick this up from the host configuration file (.mh) because we
1312 # do not have a native configuration Makefile fragment.
1313 nativefile=`sed -n '
1314 s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1315 ' ${host_makefile_frag}`
1319 # New targets should just set gdb_multi_arch=yes in configure.tgt.
1320 # Old targets being converted can either do that or set GDB_MULTI_ARCH
1321 # in the target specific makefile frag. Eventually gdb_multi_arch=yes
1322 # will be the default.
1323 if test x"${GDB_MULTI_ARCH}" = x ; then
1324 case "${gdb_multi_arch}" in
1325 yes ) GDB_MULTI_ARCH=GDB_MULTI_ARCH_PURE ;;
1326 no ) GDB_MULTI_ARCH=0 ;;
1327 0|1|2 ) GDB_MULTI_ARCH=${gdb_multi_arch} ;;
1330 if test x"${GDB_MULTI_ARCH}" != x ; then
1331 AC_DEFINE_UNQUOTED(GDB_MULTI_ARCH, ${GDB_MULTI_ARCH})
1333 # Warn the user when they use an old practice
1334 case "${GDB_MULTI_ARCH}" in
1336 0 | GDB_MULTI_ARCH_PARTIAL | 1 | GDB_MULTI_ARCH_TM | 2 )
1337 AC_MSG_WARN("GDB: Target is not pure multi-arch") ;;
1338 GDB_MULTI_ARCH_PURE )
1339 if test x"${targetfile}" != x ; then
1340 AC_MSG_WARN("GDB: Ignoring TM_FILE in ${target_makefile_frag}")
1343 *) AC_MSG_ERROR("GDB: Unknown GDB_MULTI_ARCH value ${GDB_MULTI_ARCH}");;
1346 if test x"${gdb_osabi}" != x ; then
1347 AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi,
1348 [Define to the default OS ABI for this configuration.])
1351 # Enable multi-ice-gdb-server.
1352 AC_ARG_ENABLE(multi-ice,
1353 [ --enable-multi-ice build the multi-ice-gdb-server],
1357 *) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;;
1359 if test "x$enable_multi_ice" = xyes; then
1360 configdirs="$configdirs multi-ice"
1363 # We only build gdbserver automatically if host and target are the same.
1364 if test "x$target" = "x$host"; then
1365 AC_MSG_CHECKING(whether gdbserver is supported on this host)
1366 if test "x$build_gdbserver" = xyes; then
1367 configdirs="$configdirs gdbserver"
1374 AC_CONFIG_SUBDIRS($configdirs)
1376 # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
1377 # (NAT_FILE) is not set in config/*/*.m[ht] files, we link to an empty
1385 if test "${hostfile}" != ""; then
1387 GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}"
1388 files="${files} ${GDB_XM_FILE}"
1389 links="${links} xm.h"
1390 AC_DEFINE_UNQUOTED(GDB_XM_FILE, ${GDB_XM_FILE})
1396 if test "${targetfile}" != ""; then
1398 GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}"
1399 files="${files} ${GDB_TM_FILE}"
1400 links="${links} tm.h"
1401 AC_DEFINE_UNQUOTED(GDB_TM_FILE, ${GDB_TM_FILE})
1407 if test "${nativefile}" != ""; then
1409 GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}"
1410 files="${files} ${GDB_NM_FILE}"
1411 links="${links} nm.h"
1412 AC_DEFINE_UNQUOTED(GDB_NM_FILE, ${GDB_NM_FILE})
1416 AC_LINK_FILES($files, $links)
1418 dnl Check for exe extension set on certain hosts (e.g. Win32)
1421 dnl Detect the character set used by this host.
1423 dnl At the moment, we just assume it's ISO-8859-1 (which is a
1424 dnl superset of ASCII containing the characters needed for French,
1425 dnl German, Spanish, Italian, and possibly others), but if were
1426 dnl *were* to support any host character sets other than ISO-8859-1,
1427 dnl here's where we'd detect it.
1428 AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "ISO-8859-1",
1429 [Define to be a string naming the default host character set.])
1433 AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
1435 dnl Autoconf doesn't provide a mechanism for modifying definitions
1436 dnl provided by makefile fragments.
1438 if test "${nativefile}" = ""; then
1440 sed -e '/^NATDEPFILES[[ ]]*=.*\\$/,/[[^\\]]$/s/^/# /' \
1441 -e '/^NATDEPFILES[[ ]]*=/s/^/# /' \
1442 | sed -e '/^\(NATDEPFILES[[ ]]*[[+]]=[[ ]]*\)/s//# \1/' \
1444 mv -f Makefile.tem Makefile
1448 sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/,
1449 /^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,
1450 /^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
1451 mv -f Makefile.tmp Makefile
1455 case x$CONFIG_HEADERS in
1456 xconfig.h:config.in)
1461 gdb_host_cpu=$gdb_host_cpu
1462 gdb_target_cpu=$gdb_target_cpu
1463 nativefile=$nativefile