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 "$GCC" = yes; then
349 AC_DEFINE(_MSE_INT_H, 1,
350 [[Define to 1 to avoid a clash between <widec.h> and <wchar.h> on
351 Solaris 2.[78] when using GCC. ]])
354 AC_CHECK_HEADERS(curses.h ncurses.h term.h)
356 # FIXME: kettenis/20030102: In most cases we include these
357 # unconditionally, so what's the point in checking these?
358 AC_CHECK_HEADERS(ctype.h time.h)
360 # ------------------ #
361 # Checks for types. #
362 # ------------------ #
366 # ------------------------------------- #
367 # Checks for compiler characteristics. #
368 # ------------------------------------- #
373 # ------------------------------ #
374 # Checks for library functions. #
375 # ------------------------------ #
380 AC_CHECK_FUNCS(canonicalize_file_name realpath)
382 AC_CHECK_FUNCS(pread64)
384 AC_CHECK_FUNCS(setpgid setpgrp)
385 AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask)
386 AC_CHECK_FUNCS(socketpair)
387 AC_CHECK_FUNCS(syscall)
389 dnl AC_FUNC_SETPGRP does not work when cross compiling
390 dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
391 if test "$cross_compiling" = no; then
394 AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void,
398 if (setpgrp(1,1) == -1)
402 ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)])
403 if test $ac_cv_func_setpgrp_void = yes; then
404 AC_DEFINE(SETPGRP_VOID, 1)
408 # Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do
409 # since sigsetjmp might only be defined as a macro.
410 AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
413 ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
414 gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
415 if test $gdb_cv_func_sigsetjmp = yes; then
416 AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
419 # Assume we'll default to using the included libiberty regex.
420 gdb_use_included_regex=yes
422 # However, if the system regex is GNU regex, then default to *not*
423 # using the included regex.
426 [gdb_cv_have_gnu_regex],
428 [#include <gnu-versions.h>],
429 [#define REGEX_INTERFACE_VERSION 1
430 #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
431 # error "Version mismatch"
433 gdb_cv_have_gnu_regex=yes,
434 gdb_cv_have_gnu_regex=no)])
435 if test $gdb_cv_have_gnu_regex = yes; then
436 gdb_use_included_regex=no
439 AC_ARG_WITH(included-regex,
440 [ --without-included-regex don't use included regex; this is the default
441 on systems with version 2 of the GNU C library
442 (use with caution on other system)],
443 gdb_with_regex=$withval,
444 gdb_with_regex=$gdb_use_included_regex)
445 if test "$gdb_with_regex" = yes; then
446 AC_DEFINE(USE_INCLUDED_REGEX, 1,
447 [Define to 1 if the regex included in libiberty should be used.])
450 # See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
451 # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
452 AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
453 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_fs;],
454 gdb_cv_struct_reg_r_fs=yes, gdb_cv_struct_reg_r_fs=no)])
455 if test $gdb_cv_struct_reg_r_fs = yes; then
456 AC_DEFINE(HAVE_STRUCT_REG_R_FS)
458 AC_CACHE_CHECK([for r_gs in struct reg], gdb_cv_struct_reg_r_gs,
459 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_gs;],
460 gdb_cv_struct_reg_r_gs=yes, gdb_cv_struct_reg_r_gs=no)])
461 if test $gdb_cv_struct_reg_r_gs = yes; then
462 AC_DEFINE(HAVE_STRUCT_REG_R_GS)
465 # See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
466 AC_MSG_CHECKING(for PTRACE_GETREGS)
467 AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
468 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
470 [gdb_cv_have_ptrace_getregs=yes],
471 [gdb_cv_have_ptrace_getregs=no])])
472 AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
473 if test $gdb_cv_have_ptrace_getregs = yes; then
474 AC_DEFINE(HAVE_PTRACE_GETREGS)
477 # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
478 AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
479 AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
480 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
481 [PTRACE_GETFPXREGS;],
482 [gdb_cv_have_ptrace_getfpxregs=yes],
483 [gdb_cv_have_ptrace_getfpxregs=no])])
484 AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
485 if test $gdb_cv_have_ptrace_getfpxregs = yes; then
486 AC_DEFINE(HAVE_PTRACE_GETFPXREGS)
489 # See if <sys/ptrace.h> provides the PT_GETDBREGS request.
490 AC_MSG_CHECKING(for PT_GETDBREGS)
491 AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
492 [AC_TRY_COMPILE([#include <sys/types.h>
493 #include <sys/ptrace.h>],
495 [gdb_cv_have_pt_getdbregs=yes],
496 [gdb_cv_have_pt_getdbregs=no])])
497 AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
498 if test $gdb_cv_have_pt_getdbregs = yes; then
499 AC_DEFINE(HAVE_PT_GETDBREGS)
502 # See if <sys/ptrace.h> provides the PT_GETXMMREGS request.
503 AC_MSG_CHECKING(for PT_GETXMMREGS)
504 AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs,
505 [AC_TRY_COMPILE([#include <sys/types.h>
506 #include <sys/ptrace.h>],
508 [gdb_cv_have_pt_getxmmregs=yes],
509 [gdb_cv_have_pt_getxmmregs=no])])
510 AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs)
511 if test $gdb_cv_have_pt_getxmmregs = yes; then
512 AC_DEFINE(HAVE_PT_GETXMMREGS)
515 # See if stdint.h provides the uintptr_t type.
516 # Autoconf 2.5X has an improved AC_CHECK_TYPE which will simplify this.
517 AC_CACHE_CHECK([for uintptr_t in stdint.h], gdb_cv_have_uintptr_t,
519 [#include <stdint.h>],
520 [uintptr_t foo = 0;],
521 gdb_cv_have_uintptr_t=yes,
522 gdb_cv_have_uintptr_t=no)])
523 AC_MSG_RESULT($gdb_cv_have_uintptr_t)
524 if test $gdb_cv_have_uintptr_t = yes; then
525 AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if <stdint.h> provides the uintptr_t type.])
528 BFD_NEED_DECLARATION(malloc)
529 BFD_NEED_DECLARATION(realloc)
530 BFD_NEED_DECLARATION(free)
531 BFD_NEED_DECLARATION(strerror)
532 BFD_NEED_DECLARATION(strdup)
533 BFD_NEED_DECLARATION(strstr)
534 BFD_NEED_DECLARATION(canonicalize_file_name)
536 # The following save_state_t checkery is only necessary for HPUX
537 # versions earlier than 10.20. When those fade from memory, this
538 # could be expunged. --jsm 1999-03-22
540 AC_MSG_CHECKING(for HPUX save_state structure)
541 AC_EGREP_HEADER(save_state_t, machine/save_state.h,
542 gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no)
543 AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes,
544 gdb_cv_hpux_sswide=no)
545 if test $gdb_cv_hpux_savestate = yes
547 AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1)
549 if test $gdb_cv_hpux_sswide = yes
551 AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1)
553 AC_MSG_RESULT($gdb_cv_hpux_sswide)
556 # If we are configured native on GNU/Linux, work around problems with
558 # Also detect which type of /proc is in use, such as for Unixware or Solaris.
560 if test "${target}" = "${host}"; then
562 i[[3456]]86-*-linux*)
563 AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
564 AC_DEFINE(sys_quotactl)
567 AC_DEFINE(NEW_PROC_API)
569 *-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
570 AC_DEFINE(NEW_PROC_API)
572 *-*-solaris2.[[678]])
573 AC_DEFINE(NEW_PROC_API)
578 if test "$ac_cv_header_sys_procfs_h" = yes; then
579 BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
580 BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
581 BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
582 BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
583 BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
584 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
585 BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
586 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
587 BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
588 BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
589 BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
590 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
591 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
592 BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
595 dnl Check for broken prfpregset_t type
597 dnl For Linux/i386, glibc 2.1.3 was released with a bogus
598 dnl prfpregset_t type (it's a typedef for the pointer to a struct
599 dnl instead of the struct itself). We detect this here, and work
600 dnl around it in gdb_proc_service.h.
602 if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
603 AC_MSG_CHECKING(whether prfpregset_t type is broken)
604 AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
605 [AC_TRY_RUN([#include <sys/procfs.h>
608 if (sizeof (prfpregset_t) == sizeof (void *))
612 gdb_cv_prfpregset_t_broken=no,
613 gdb_cv_prfpregset_t_broken=yes,
614 gdb_cv_prfpregset_t_broken=yes)])
615 AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
616 if test $gdb_cv_prfpregset_t_broken = yes; then
617 AC_DEFINE(PRFPREGSET_T_BROKEN)
621 dnl Check for PIOCSET ioctl entry
623 AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
624 AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
625 [AC_TRY_COMPILE([#include <unistd.h>
626 #include <sys/types.h>
627 #include <sys/procfs.h>
630 dummy = ioctl(0, PIOCSET, &dummy);
632 gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
633 AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
634 if test $gdb_cv_have_procfs_piocset = yes; then
635 AC_DEFINE(HAVE_PROCFS_PIOCSET)
639 dnl For native ports (host == target), check to see what kind of
640 dnl legacy link.h support is needed. (See solib-legacy.c.)
641 if test ${host} = ${target} ; then
642 dnl Check for struct link_map with l_ members which are indicative
643 dnl of SVR4-like shared libraries
645 AC_MSG_CHECKING(for member l_addr in struct link_map)
646 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
647 [AC_TRY_COMPILE([#include <link.h>],
648 [struct link_map lm; (void) lm.l_addr;],
649 gdb_cv_have_struct_link_map_with_l_members=yes,
650 gdb_cv_have_struct_link_map_with_l_members=no)])
651 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
652 if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
653 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS)
656 dnl Check for struct link_map with lm_ members which are indicative
657 dnl of SunOS-like shared libraries
659 AC_MSG_CHECKING(for member lm_addr in struct link_map)
660 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
661 [AC_TRY_COMPILE([#include <sys/types.h>
663 [struct link_map lm; (void) lm.lm_addr;],
664 gdb_cv_have_struct_link_map_with_lm_members=yes,
665 gdb_cv_have_struct_link_map_with_lm_members=no)])
666 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
667 if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
668 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS)
671 dnl Check for struct so_map with som_ members which are found on
672 dnl some *BSD systems.
674 AC_MSG_CHECKING(for member som_addr in struct so_map)
675 AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
676 [AC_TRY_COMPILE([#include <sys/types.h>
681 [struct so_map lm; (void) lm.som_addr;],
682 gdb_cv_have_struct_so_map_with_som_members=yes,
683 gdb_cv_have_struct_so_map_with_som_members=no)])
684 AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
685 if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
686 AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS)
689 dnl Check for struct link_map32 type, which allows a 64-bit Solaris
690 dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
692 AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
693 AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
694 [AC_TRY_COMPILE([#define _SYSCALL32
695 #include <sys/link.h>], [struct link_map32 l;],
696 gdb_cv_have_struct_link_map32=yes,
697 gdb_cv_have_struct_link_map32=no)])
698 AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
699 if test $gdb_cv_have_struct_link_map32 = yes; then
700 AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
701 AC_DEFINE(_SYSCALL32)
705 dnl See if compiler supports "long long" type.
707 AC_MSG_CHECKING(for long long support in compiler)
708 AC_CACHE_VAL(gdb_cv_c_long_long,
710 extern long long foo;
711 switch (foo & 2) { case 0: return 1; }
713 gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
714 AC_MSG_RESULT($gdb_cv_c_long_long)
715 if test $gdb_cv_c_long_long = yes; then
716 AC_DEFINE(CC_HAS_LONG_LONG)
719 dnl See if the compiler and runtime support printing long long
721 AC_MSG_CHECKING(for long long support in printf)
722 AC_CACHE_VAL(gdb_cv_printf_has_long_long,
727 l = (l << 16) + 0x0123;
728 l = (l << 16) + 0x4567;
729 l = (l << 16) + 0x89ab;
730 l = (l << 16) + 0xcdef;
731 sprintf (buf, "0x%016llx", l);
732 return (strcmp ("0x0123456789abcdef", buf));
734 gdb_cv_printf_has_long_long=yes,
735 gdb_cv_printf_has_long_long=no,
736 gdb_cv_printf_has_long_long=no)])
737 if test $gdb_cv_printf_has_long_long = yes; then
738 AC_DEFINE(PRINTF_HAS_LONG_LONG)
740 AC_MSG_RESULT($gdb_cv_printf_has_long_long)
742 dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE
743 dnl because autoconf complains about cross-compilation issues. However, this
744 dnl code uses the same variables as the macro for compatibility.
746 AC_MSG_CHECKING(for long double support in compiler)
747 AC_CACHE_VAL(ac_cv_c_long_double,
748 [AC_TRY_COMPILE(, [long double foo;],
749 ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
750 AC_MSG_RESULT($ac_cv_c_long_double)
751 if test $ac_cv_c_long_double = yes; then
752 AC_DEFINE(HAVE_LONG_DOUBLE)
755 dnl See if the compiler and runtime support printing long doubles
757 AC_MSG_CHECKING(for long double support in printf)
758 AC_CACHE_VAL(gdb_cv_printf_has_long_double,
762 long double f = 3.141592653;
763 sprintf (buf, "%Lg", f);
764 return (strncmp ("3.14159", buf, 7));
766 gdb_cv_printf_has_long_double=yes,
767 gdb_cv_printf_has_long_double=no,
768 gdb_cv_printf_has_long_double=no)])
769 if test $gdb_cv_printf_has_long_double = yes; then
770 AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
772 AC_MSG_RESULT($gdb_cv_printf_has_long_double)
774 dnl See if the compiler and runtime support scanning long doubles
776 AC_MSG_CHECKING(for long double support in scanf)
777 AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
780 char *buf = "3.141592653";
782 sscanf (buf, "%Lg", &f);
783 return !(f > 3.14159 && f < 3.14160);
785 gdb_cv_scanf_has_long_double=yes,
786 gdb_cv_scanf_has_long_double=no,
787 gdb_cv_scanf_has_long_double=no)])
788 if test $gdb_cv_scanf_has_long_double = yes; then
789 AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
791 AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
795 AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
796 SAVE_LDFLAGS=$LDFLAGS
799 yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
800 *) gdb_cv_bigtoc=-bbigtoc ;;
803 LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
804 AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
806 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
811 dnl For certain native configurations, we need to check whether thread
812 dnl support can be built in or not.
814 dnl Note that we only want this if we are both native (host == target),
815 dnl and not doing a canadian cross build (build == host).
817 if test ${build} = ${host} -a ${host} = ${target} ; then
820 AC_MSG_CHECKING(for HPUX/OSF thread support)
821 if test -f /usr/include/dce/cma_config.h ; then
822 if test "$GCC" = "yes" ; then
824 AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
825 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} hpux-thread.o"
826 CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
828 AC_MSG_RESULT(no (suppressed because you are not using GCC))
835 # See if thread_db library is around for Solaris thread debugging.
836 # Note that we must explicitly test for version 1 of the library
837 # because version 0 (present on Solaris 2.4 or earlier) doesn't have
839 AC_MSG_CHECKING(for Solaris thread debugging library)
840 if test -f /usr/lib/libthread_db.so.1 ; then
842 AC_DEFINE(HAVE_THREAD_DB_LIB)
843 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} sol-thread.o"
844 CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
845 AC_CHECK_LIB(dl, dlopen)
846 if test "$GCC" = "yes" ; then
847 # The GNU linker requires the -export-dynamic option to make
848 # all symbols visible in the dynamic symbol table.
849 hold_ldflags=$LDFLAGS
850 AC_MSG_CHECKING(for the ld -export-dynamic flag)
851 LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
852 AC_TRY_LINK(, [int i;], found=yes, found=no)
853 LDFLAGS=$hold_ldflags
854 AC_MSG_RESULT($found)
855 if test $found = yes; then
856 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
859 # Sun randomly tweaked the prototypes in <proc_service.h>
861 AC_MSG_CHECKING(if <proc_service.h> is old)
862 AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
864 #include <proc_service.h>
866 (struct ps_prochandle*, psaddr_t, const void*, size_t);
867 ],, gdb_cv_proc_service_is_old=no,
868 gdb_cv_proc_service_is_old=yes)
870 AC_MSG_RESULT($gdb_cv_proc_service_is_old)
871 if test $gdb_cv_proc_service_is_old = yes; then
872 AC_DEFINE(PROC_SERVICE_IS_OLD)
879 AC_MSG_CHECKING(for AiX thread debugging library)
880 AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
881 [AC_TRY_COMPILE([#include <sys/pthdebug.h>],
882 [#ifndef PTHDB_VERSION_3
885 gdb_cv_have_aix_thread_debug=yes,
886 gdb_cv_have_aix_thread_debug=no)])
887 AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
888 if test $gdb_cv_have_aix_thread_debug = yes; then
889 CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
890 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} aix-thread.o"
891 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
895 AC_SUBST(CONFIG_LDFLAGS)
898 dnl See if we have a thread_db header file that has TD_NOTALLOC.
899 if test "x$ac_cv_header_thread_db_h" = "xyes"; then
900 AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC],
901 gdb_cv_thread_db_h_has_td_notalloc,
903 [#include <thread_db.h>],
904 [int i = TD_NOTALLOC;],
905 gdb_cv_thread_db_h_has_td_notalloc=yes,
906 gdb_cv_thread_db_h_has_td_notalloc=no
910 if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
911 AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
912 [Define if <thread_db.h> has the TD_NOTALLOC error code.])
915 dnl See if we have a sys/syscall header file that has __NR_tkill.
916 if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then
917 AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill],
918 gdb_cv_sys_syscall_h_has_tkill,
920 [#include <sys/syscall.h>],
921 [int i = __NR_tkill;],
922 gdb_cv_sys_syscall_h_has_tkill=yes,
923 gdb_cv_sys_syscall_h_has_tkill=no
927 dnl See if we can issue tkill syscall.
928 if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes" && test "x$ac_cv_func_syscall" = "xyes"; then
929 AC_DEFINE(HAVE_TKILL_SYSCALL, 1,
930 [Define if we can use the tkill syscall.])
933 dnl Handle optional features that can be enabled.
936 [ --with-sysroot[=DIR] Search for usr/lib et al within DIR.],
938 case ${with_sysroot} in
939 yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
940 *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
943 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
945 if test "x$exec_prefix" = xNONE; then
946 if test "x$prefix" = xNONE; then
947 test_prefix=/usr/local
952 test_prefix=$exec_prefix
954 case ${TARGET_SYSTEM_ROOT} in
955 "${test_prefix}"|"${test_prefix}/"*|\
956 '${exec_prefix}'|'${exec_prefix}/'*)
957 t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
958 TARGET_SYSTEM_ROOT_DEFINE="$t"
963 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
965 AC_SUBST(TARGET_SYSTEM_ROOT)
966 AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
968 # NOTE: Don't add -Wall or -Wunused, they both include
969 # -Wunused-parameter which reports bogus warnings.
970 # NOTE: If you add to this list, remember to update
971 # gdb/doc/gdbint.texinfo.
972 build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
973 -Wformat -Wparentheses -Wpointer-arith -Wuninitialized"
974 # Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
975 # -Wunused-function -Wunused-label -Wunused-variable -Wunused-value
976 # -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual
977 # -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
978 # -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
979 # -Woverloaded-virtual -Winline -Werror"
980 AC_ARG_ENABLE(build-warnings,
981 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
982 [case "${enableval}" in
984 no) build_warnings="-w";;
985 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
986 build_warnings="${build_warnings} ${t}";;
987 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
988 build_warnings="${t} ${build_warnings}";;
989 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
991 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
992 echo "Setting compiler warning flags = $build_warnings" 6>&1
994 AC_ARG_ENABLE(gdb-build-warnings,
995 [ --enable-gdb-build-warnings Enable GDB specific build-time compiler warnings if gcc is used],
996 [case "${enableval}" in
998 no) build_warnings="-w";;
999 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1000 build_warnings="${build_warnings} ${t}";;
1001 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
1002 build_warnings="${t} ${build_warnings}";;
1003 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
1005 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
1006 echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
1010 if test "x${build_warnings}" != x -a "x$GCC" = xyes
1012 AC_MSG_CHECKING(compiler warning flags)
1013 # Separate out the -Werror flag as some files just cannot be
1014 # compiled with it enabled.
1015 for w in ${build_warnings}; do
1017 -Werr*) WERROR_CFLAGS=-Werror ;;
1018 *) # Check that GCC accepts it
1019 saved_CFLAGS="$CFLAGS"
1021 AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
1022 CFLAGS="$saved_CFLAGS"
1025 AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
1027 AC_SUBST(WARN_CFLAGS)
1028 AC_SUBST(WERROR_CFLAGS)
1032 AC_SUBST(MMALLOC_CFLAGS)
1035 AC_ARG_WITH(mmalloc,
1036 [ --with-mmalloc Use memory mapped malloc package],
1037 [case "${withval}" in
1038 yes) want_mmalloc=true ;;
1039 no) want_mmalloc=false;;
1040 *) AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;;
1041 esac],[want_mmalloc=false])dnl
1043 if test x$want_mmalloc = xtrue; then
1044 AC_DEFINE(USE_MMALLOC)
1045 AC_DEFINE(MMCHECK_FORCE)
1046 MMALLOC_CFLAGS="-I$srcdir/../mmalloc"
1047 MMALLOC='../mmalloc/libmmalloc.a'
1050 # In the Cygwin environment, we need some additional flags.
1051 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
1052 [AC_EGREP_CPP(lose, [
1053 #if defined (__CYGWIN__) || defined (__CYGWIN32__)
1055 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
1058 dnl Figure out which of the many generic ser-*.c files the _host_ supports.
1059 SER_HARDWIRE="ser-unix.o ser-pipe.o ser-tcp.o"
1061 *go32* ) SER_HARDWIRE=ser-go32.o ;;
1062 *djgpp* ) SER_HARDWIRE=ser-go32.o ;;
1064 AC_SUBST(SER_HARDWIRE)
1066 # libreadline needs libuser32.a in a cygwin environment
1068 if test x$gdb_cv_os_cygwin = xyes; then
1069 WIN32LIBS="-luser32"
1071 *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
1077 LIBGUI="../libgui/src/libgui.a"
1078 GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
1080 AC_SUBST(GUI_CFLAGS_X)
1084 AC_SUBST(WIN32LDAPP)
1089 if test "${enable_gdbtk}" = "yes"; then
1091 # Gdbtk must have an absolute path to srcdir in order to run
1092 # properly when not installed.
1098 CY_AC_PATH_TCLCONFIG
1099 if test -z "${no_tcl}"; then
1100 CY_AC_LOAD_TCLCONFIG
1103 # now look for Tcl library stuff
1114 TCL_DEPS="${tcldir}${TCL_LIB_FILE}"
1116 # If $no_tk is nonempty, then we can't do Tk, and there is no
1117 # point to doing Tcl.
1118 if test -z "${no_tk}"; then
1126 # now look for Tk library stuff
1137 TK_DEPS="${tkdir}${TK_LIB_FILE}"
1139 # now look for Itcl library stuff
1141 CY_AC_PATH_ITCLCONFIG
1142 if test -z "${no_itcl}"; then
1143 CY_AC_LOAD_ITCLCONFIG
1145 ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
1146 ITCL_DEPS="${ITCL_LIB_FULL_PATH}"
1150 # now look for Itk library stuff
1151 CY_AC_PATH_ITKCONFIG
1152 if test -z "${no_itcl}"; then
1153 CY_AC_LOAD_ITKCONFIG
1155 ITKLIB="${ITK_BUILD_LIB_SPEC}"
1156 ITK_DEPS="${ITK_LIB_FULL_PATH}"
1159 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
1160 # Tcl/Tk 8.1 require -fwritable strings. I don't
1161 # know whether 8.2 will or not, but I bet it will.
1162 # I don't have to worry about 7.x since we don't support it.
1164 if test "$GCC" = "yes"; then
1165 if test "$TCL_VERSION" != "8.0" ; then
1166 GDBTK_CFLAGS="-fwritable-strings"
1170 # Include some libraries that Tcl and Tk want.
1171 TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
1172 # Yes, the ordering seems wrong here. But it isn't.
1173 # TK_LIBS is the list of libraries that need to be linked
1174 # after Tcl/Tk. Note that this isn't put into LIBS. If it
1175 # were in LIBS then any link tests after this point would
1176 # try to include things like `$(LIBGUI)', which wouldn't work.
1177 GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
1179 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
1180 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
1181 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
1182 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_GDBTK_INITS)"
1183 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_GDBTK_ALL)"
1184 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_GDBTK_CLEAN)"
1185 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_GDBTK_INSTALL)"
1186 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_GDBTK_UNINSTALL)"
1188 if test x$gdb_cv_os_cygwin = xyes; then
1189 WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
1190 WIN32LDAPP="-Wl,--subsystem,console"
1191 CONFIG_OBS="${CONFIG_OBS} gdbres.o"
1196 configdirs="${configdirs} gdbtk"
1209 AC_SUBST(GDBTK_CFLAGS)
1210 AC_SUBST(GDBTK_SRC_DIR)
1215 # Unlike the sim directory, whether a simulator is linked is controlled by
1216 # presence of a SIM= and a SIM_OBS= definition in the target '.mt' file.
1217 # This code just checks for a few cases where we'd like to ignore those
1218 # definitions, even when they're present in the '.mt' file. These cases
1219 # are when --disable-sim is specified, or if the simulator directory is
1220 # not part of the source tree.
1223 [ --enable-sim Link gdb with simulator],
1224 [echo "enable_sim = $enable_sim";
1225 echo "enableval = ${enableval}";
1226 case "${enableval}" in
1227 yes) ignore_sim=false ;;
1228 no) ignore_sim=true ;;
1229 *) ignore_sim=false ;;
1233 if test ! -d "${srcdir}/../sim"; then
1237 if test "${ignore_sim}" = "true"; then
1239 IGNORE_SIM_OBS="SIM_OBS="
1245 AC_SUBST(IGNORE_SIM)
1246 AC_SUBST(IGNORE_SIM_OBS)
1248 AC_SUBST(ENABLE_CFLAGS)
1249 AC_SUBST(PROFILE_CFLAGS)
1251 AC_SUBST(CONFIG_OBS)
1252 AC_SUBST(CONFIG_LIB_OBS)
1253 AC_SUBST(CONFIG_DEPS)
1254 AC_SUBST(CONFIG_SRCS)
1255 AC_SUBST(CONFIG_INITS)
1256 AC_SUBST(CONFIG_ALL)
1257 AC_SUBST(CONFIG_CLEAN)
1258 AC_SUBST(CONFIG_INSTALL)
1259 AC_SUBST(CONFIG_UNINSTALL)
1261 # target_subdir is used by the testsuite to find the target libraries.
1263 if test "${host}" != "${target}"; then
1264 target_subdir="${target_alias}/"
1266 AC_SUBST(target_subdir)
1269 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
1270 if test ! -f ${host_makefile_frag}; then
1271 # When building a native debuger the .mh file containing things
1272 # like NATDEPFILES is needed. Cross debuggers don't need .mh
1273 # since it no longer contains anything useful.
1274 if test "${target}" = "${host}"; then
1275 AC_MSG_ERROR("*** Gdb does not support native target ${host}")
1277 host_makefile_frag=/dev/null
1280 frags="$frags $host_makefile_frag"
1282 target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
1283 if test ! -f ${target_makefile_frag}; then
1284 AC_MSG_ERROR("*** Gdb does not support target ${target}")
1286 frags="$frags $target_makefile_frag"
1288 AC_SUBST_FILE(host_makefile_frag)
1289 AC_SUBST_FILE(target_makefile_frag)
1294 s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1295 ' ${host_makefile_frag}`
1297 targetfile=`sed -n '
1298 s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1299 ' ${target_makefile_frag}`
1301 GDB_MULTI_ARCH=`sed -n '
1302 s/GDB_MULTI_ARCH[ ]*=[ ]*\([^ ]*\)[ ]*/\1/p
1303 ' ${target_makefile_frag}`
1305 if test "${target}" = "${host}"; then
1306 # We pick this up from the host configuration file (.mh) because we
1307 # do not have a native configuration Makefile fragment.
1308 nativefile=`sed -n '
1309 s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1310 ' ${host_makefile_frag}`
1314 # New targets should just set gdb_multi_arch=yes in configure.tgt.
1315 # Old targets being converted can either do that or set GDB_MULTI_ARCH
1316 # in the target specific makefile frag. Eventually gdb_multi_arch=yes
1317 # will be the default.
1318 if test x"${GDB_MULTI_ARCH}" = x ; then
1319 case "${gdb_multi_arch}" in
1320 yes ) GDB_MULTI_ARCH=GDB_MULTI_ARCH_PURE ;;
1321 no ) GDB_MULTI_ARCH=0 ;;
1322 0|1|2 ) GDB_MULTI_ARCH=${gdb_multi_arch} ;;
1325 if test x"${GDB_MULTI_ARCH}" != x ; then
1326 AC_DEFINE_UNQUOTED(GDB_MULTI_ARCH, ${GDB_MULTI_ARCH})
1328 # Warn the user when they use an old practice
1329 case "${GDB_MULTI_ARCH}" in
1331 0 | GDB_MULTI_ARCH_PARTIAL | 1 | GDB_MULTI_ARCH_TM | 2 )
1332 AC_MSG_WARN("GDB: Target is not pure multi-arch") ;;
1333 GDB_MULTI_ARCH_PURE )
1334 if test x"${targetfile}" != x ; then
1335 AC_MSG_WARN("GDB: Ignoring TM_FILE in ${target_makefile_frag}")
1338 *) AC_MSG_ERROR("GDB: Unknown GDB_MULTI_ARCH value ${GDB_MULTI_ARCH}");;
1341 if test x"${gdb_osabi}" != x ; then
1342 AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi,
1343 [Define to the default OS ABI for this configuration.])
1346 # Enable multi-ice-gdb-server.
1347 AC_ARG_ENABLE(multi-ice,
1348 [ --enable-multi-ice build the multi-ice-gdb-server],
1352 *) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;;
1354 if test "x$enable_multi_ice" = xyes; then
1355 configdirs="$configdirs multi-ice"
1358 # We only build gdbserver automatically if host and target are the same.
1359 if test "x$target" = "x$host"; then
1360 AC_MSG_CHECKING(whether gdbserver is supported on this host)
1361 if test "x$build_gdbserver" = xyes; then
1362 configdirs="$configdirs gdbserver"
1369 AC_CONFIG_SUBDIRS($configdirs)
1371 # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
1372 # (NAT_FILE) is not set in config/*/*.m[ht] files, we link to an empty
1380 if test "${hostfile}" != ""; then
1382 GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}"
1383 files="${files} ${GDB_XM_FILE}"
1384 links="${links} xm.h"
1385 AC_DEFINE_UNQUOTED(GDB_XM_FILE, ${GDB_XM_FILE})
1391 if test "${targetfile}" != ""; then
1393 GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}"
1394 files="${files} ${GDB_TM_FILE}"
1395 links="${links} tm.h"
1396 AC_DEFINE_UNQUOTED(GDB_TM_FILE, ${GDB_TM_FILE})
1402 if test "${nativefile}" != ""; then
1404 GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}"
1405 files="${files} ${GDB_NM_FILE}"
1406 links="${links} nm.h"
1407 AC_DEFINE_UNQUOTED(GDB_NM_FILE, ${GDB_NM_FILE})
1411 AC_LINK_FILES($files, $links)
1413 dnl Check for exe extension set on certain hosts (e.g. Win32)
1416 dnl Detect the character set used by this host.
1418 dnl At the moment, we just assume it's ISO-8859-1 (which is a
1419 dnl superset of ASCII containing the characters needed for French,
1420 dnl German, Spanish, Italian, and possibly others), but if were
1421 dnl *were* to support any host character sets other than ISO-8859-1,
1422 dnl here's where we'd detect it.
1423 AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "ISO-8859-1",
1424 [Define to be a string naming the default host character set.])
1428 AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
1430 dnl Autoconf doesn't provide a mechanism for modifying definitions
1431 dnl provided by makefile fragments.
1433 if test "${nativefile}" = ""; then
1435 sed -e '/^NATDEPFILES[[ ]]*=.*\\$/,/[[^\\]]$/s/^/# /' \
1436 -e '/^NATDEPFILES[[ ]]*=/s/^/# /' \
1437 | sed -e '/^\(NATDEPFILES[[ ]]*[[+]]=[[ ]]*\)/s//# \1/' \
1439 mv -f Makefile.tem Makefile
1443 sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/,
1444 /^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,
1445 /^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
1446 mv -f Makefile.tmp Makefile
1450 case x$CONFIG_HEADERS in
1451 xconfig.h:config.in)
1456 gdb_host_cpu=$gdb_host_cpu
1457 gdb_target_cpu=$gdb_target_cpu
1458 nativefile=$nativefile