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)
33 AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
36 # FIXME: kettenis/20030102: The AC_PROG_RANLIB from Autoconf 2.13
37 # doesn't support cross-compilation, but the one from Autoconf 2.5x
38 # does. Override RANLIB here (i.e. before running AC_PROG_RANLIB) to
39 # deal with the lossage. Note that CY_GNU_GETTEXT currently calls
40 # AC_PROG_RANLIB. This can be removed when we switch to # Autoconf
42 AC_CHECK_TOOL(RANLIB, ranlib, :)
44 dnl Set up for gettext. PACKAGE is used when we call bindtextdomain.
47 AC_DEFINE(PACKAGE, "gdb", [Name of this package. ])
50 dnl List of object files added by configure.
63 SUBDIRS="doc testsuite nlm"
64 configdirs="doc testsuite"
66 AC_ARG_ENABLE(multi-ice,
67 [ --enable-multi-ice Build the multi-ice-gdb-server],
68 [case "${enableval}" in
69 yes ) enable_multi_ice="yes" ;;
70 no) enable_multi_ice="no" ;;
71 *) AC_MSG_ERROR(Bad value for --enable-multi-ice: ${enableval}) ;;
75 if test "${enable_multi_ice}" = "yes"; then
76 configdirs="${configdirs} multi-ice"
82 . ${srcdir}/configure.host
84 . ${srcdir}/configure.tgt
86 targ=${target} ; . ${srcdir}/../bfd/config.bfd
91 dnl use BFD to determine the default architecture and byte order
92 dnl (bfd_vec->byteorder provides the latter).
94 . ${srcdir}/../bfd/config.bfd
96 dnl We only want the first arch, if there is more than one.
97 targ_archs=`echo ${targ_archs} | sed -e 's/ .*//;'`
99 if test x"${targ_archs}" != x ; then
100 AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, ${targ_archs})
102 if test x"${targ_defvec}" != x ; then
103 AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, ${targ_defvec})
108 # The CLI cannot be disabled yet, but may be in the future.
111 AC_ARG_ENABLE(gdbcli,
112 [ --disable-gdbcli disable command-line interface (CLI)],
117 AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;;
119 AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;;
122 if test x"$enable_gdbcli" = xyes; then
123 if test -d $srcdir/cli; then
124 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)"
125 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)"
126 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)"
127 CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_CLI_INITS)"
128 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)"
129 CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_CLI_ALL)"
130 CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_CLI_CLEAN)"
131 CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_CLI_INSTALL)"
132 CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_CLI_UNINSTALL)"
138 [ --disable-gdbmi disable machine-interface (MI)],
143 AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;;
146 if test x"$enable_gdbmi" = xyes; then
147 if test -d $srcdir/mi; then
148 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)"
149 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)"
150 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)"
151 CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_MI_INITS)"
152 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)"
153 CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_MI_ALL)"
154 CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_MI_CLEAN)"
155 CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_MI_INSTALL)"
156 CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_MI_UNINSTALL)"
162 [ --enable-tui enable full-screen terminal user interface (TUI)],
167 AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
169 if test x"$enable_tui" = xyes; then
170 if test -d $srcdir/tui; then
171 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)"
172 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)"
173 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)"
174 CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_TUI_INITS)"
175 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)"
176 CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_TUI_ALL)"
177 CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_TUI_CLEAN)"
178 CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_TUI_INSTALL)"
179 CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_TUI_UNINSTALL)"
184 # --------------------- #
185 # Checks for programs. #
186 # --------------------- #
194 AC_CHECK_TOOL(AR, ar)
195 AC_CHECK_TOOL(DLLTOOL, dlltool)
196 AC_CHECK_TOOL(WINDRES, windres)
198 # Needed for GNU/Hurd.
199 AC_CHECK_TOOL(MIG, mig)
201 # ---------------------- #
202 # Checks for libraries. #
203 # ---------------------- #
205 # We might need to link with -lm; most simulators need it.
206 AC_CHECK_LIB(m, main)
208 # We need to link with -lw to get `wctype' on Solaris before Solaris
209 # 2.6. Solaris 2.6 and beyond have this function in libc, and have a
210 # libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1
211 # is known to have this problem). Therefore we avoid libw if we can.
212 AC_CHECK_FUNC(wctype, [],
213 [AC_CHECK_LIB(w, wctype)])
215 # Some systems (e.g. Solaris) have `socketpair' in libsocket.
216 AC_SEARCH_LIBS(socketpair, socket)
218 # Since GDB uses Readline, we need termcap functionality, so we need
219 # to find a library that provides that. When GDB is configured with
220 # --enable-tui, we need full curses functionality.
222 # FIXME: kettenis/20030102: We seem to prefer HP curses (Hcurses) over
223 # Xcurses on HP-UX; see the `-D__HP_CURSES' in the relevant host
224 # Makefile fragments. That's why we need to have `Hcurses' before
225 # `curses'. I don't see why we should use HP curses if a more
226 # standard curses is available, except that according to HP's
227 # documentation one needs to compile `-D_XOPEN_SOURCE_EXTENDED' on
228 # HP-UX 10.10 and 10.20.
230 if test "$need_curses" = yes; then
231 AC_SEARCH_LIBS(initscr, [ncurses Hcurses curses], [],
232 [AC_MSG_ERROR([no curses library found])])
237 if test -d $srcdir/libtermcap; then
238 LIBS="../libtermcap/libtermcap.a $LIBS"
239 ac_cv_search_tgetent="../libtermcap/libtermcap.a"
242 # ??? Is this really true?
243 ac_cv_search_tgetent="none required"
246 # Readline prefers curses over termcap on AIX.
248 AC_SEARCH_LIBS(tgetent, [tinfo ncurses curses termcap])
252 # Note: We used to check for libtermlib and libterminfo too, but
253 # Readline doesn't, so I think we're safe with leaving them out.
254 AC_SEARCH_LIBS(tgetent, [termcap tinfo ncurses Hcurses curses])
256 if test "$ac_cv_search_tgetent" = no; then
257 AC_MSG_ERROR([no termcap library found])
260 # ------------------------- #
261 # Checks for header files. #
262 # ------------------------- #
267 AC_CHECK_HEADERS(link.h)
268 AC_CHECK_HEADERS(nlist.h)
269 AC_CHECK_HEADERS(poll.h sys/poll.h)
270 AC_CHECK_HEADERS(proc_service.h thread_db.h)
271 AC_CHECK_HEADERS(stddef.h)
272 AC_CHECK_HEADERS(stdlib.h)
273 AC_CHECK_HEADERS(stdint.h)
274 AC_CHECK_HEADERS(string.h memory.h strings.h)
275 AC_CHECK_HEADERS(sys/fault.h)
276 AC_CHECK_HEADERS(sys/file.h)
277 AC_CHECK_HEADERS(sys/filio.h)
278 AC_CHECK_HEADERS(sys/ioctl.h)
279 AC_CHECK_HEADERS(sys/param.h)
280 AC_CHECK_HEADERS(sys/proc.h)
281 AC_CHECK_HEADERS(sys/procfs.h)
282 AC_CHECK_HEADERS(sys/ptrace.h ptrace.h)
283 AC_CHECK_HEADERS(sys/reg.h sys/debugreg.h)
284 AC_CHECK_HEADERS(sys/select.h)
285 AC_CHECK_HEADERS(sys/syscall.h)
286 AC_CHECK_HEADERS(sys/user.h)
287 AC_CHECK_HEADERS(sys/wait.h wait.h)
288 AC_CHECK_HEADERS(termios.h termio.h sgtty.h)
289 AC_CHECK_HEADERS(unistd.h)
291 # On Solaris 2.[78], we need to define _MSE_INT_H to avoid a clash
292 # between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to
293 # think that we don't have <curses.h> if we're using GCC.
296 if test "$GCC" = yes; then
297 AC_DEFINE(_MSE_INT_H, 1,
298 [[Define to 1 to avoid a clash between <widec.h> and <wchar.h> on
299 Solaris 2.[78] when using GCC. ]])
302 AC_CHECK_HEADERS(curses.h ncurses.h term.h)
304 # FIXME: kettenis/20030102: In most cases we include these
305 # unconditionally, so what's the point in checking these?
306 AC_CHECK_HEADERS(ctype.h time.h)
308 # ------------------ #
309 # Checks for types. #
310 # ------------------ #
314 # ------------------------------------- #
315 # Checks for compiler characteristics. #
316 # ------------------------------------- #
321 # ------------------------------ #
322 # Checks for library functions. #
323 # ------------------------------ #
328 AC_CHECK_FUNCS(canonicalize_file_name realpath)
331 AC_CHECK_FUNCS(setpgid setpgrp)
332 AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask)
333 AC_CHECK_FUNCS(socketpair)
335 dnl AC_FUNC_SETPGRP does not work when cross compiling
336 dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
337 if test "$cross_compiling" = no; then
340 AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void,
344 if (setpgrp(1,1) == -1)
348 ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)])
349 if test $ac_cv_func_setpgrp_void = yes; then
350 AC_DEFINE(SETPGRP_VOID, 1)
354 # Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do
355 # since sigsetjmp might only be defined as a macro.
356 AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
359 ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
360 gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
361 if test $gdb_cv_func_sigsetjmp = yes; then
362 AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
365 # Assume we'll default to using the included libiberty regex.
366 gdb_use_included_regex=yes
368 # However, if the system regex is GNU regex, then default to *not*
369 # using the included regex.
372 [gdb_cv_have_gnu_regex],
374 [#include <gnu-versions.h>],
375 [#define REGEX_INTERFACE_VERSION 1
376 #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
377 # error "Version mismatch"
379 gdb_cv_have_gnu_regex=yes,
380 gdb_cv_have_gnu_regex=no)])
381 if test $gdb_cv_have_gnu_regex = yes; then
382 gdb_use_included_regex=no
385 AC_ARG_WITH(included-regex,
386 [ --without-included-regex don't use included regex; this is the default
387 on systems with version 2 of the GNU C library
388 (use with caution on other system)],
389 gdb_with_regex=$withval,
390 gdb_with_regex=$gdb_use_included_regex)
391 if test "$gdb_with_regex" = yes; then
392 AC_DEFINE(USE_INCLUDED_REGEX, 1,
393 [Define to 1 if the regex included in libiberty should be used.])
396 # See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
397 # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
398 AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
399 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_fs;],
400 gdb_cv_struct_reg_r_fs=yes, gdb_cv_struct_reg_r_fs=no)])
401 if test $gdb_cv_struct_reg_r_fs = yes; then
402 AC_DEFINE(HAVE_STRUCT_REG_R_FS)
404 AC_CACHE_CHECK([for r_gs in struct reg], gdb_cv_struct_reg_r_gs,
405 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_gs;],
406 gdb_cv_struct_reg_r_gs=yes, gdb_cv_struct_reg_r_gs=no)])
407 if test $gdb_cv_struct_reg_r_gs = yes; then
408 AC_DEFINE(HAVE_STRUCT_REG_R_GS)
411 # See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
412 AC_MSG_CHECKING(for PTRACE_GETREGS)
413 AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
414 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
416 [gdb_cv_have_ptrace_getregs=yes],
417 [gdb_cv_have_ptrace_getregs=no])])
418 AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
419 if test $gdb_cv_have_ptrace_getregs = yes; then
420 AC_DEFINE(HAVE_PTRACE_GETREGS)
423 # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
424 AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
425 AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
426 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
427 [PTRACE_GETFPXREGS;],
428 [gdb_cv_have_ptrace_getfpxregs=yes],
429 [gdb_cv_have_ptrace_getfpxregs=no])])
430 AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
431 if test $gdb_cv_have_ptrace_getfpxregs = yes; then
432 AC_DEFINE(HAVE_PTRACE_GETFPXREGS)
435 # See if <sys/ptrace.h> provides the PT_GETDBREGS request.
436 AC_MSG_CHECKING(for PT_GETDBREGS)
437 AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
438 [AC_TRY_COMPILE([#include <sys/types.h>
439 #include <sys/ptrace.h>],
441 [gdb_cv_have_pt_getdbregs=yes],
442 [gdb_cv_have_pt_getdbregs=no])])
443 AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
444 if test $gdb_cv_have_pt_getdbregs = yes; then
445 AC_DEFINE(HAVE_PT_GETDBREGS)
448 # See if <sys/ptrace.h> provides the PT_GETXMMREGS request.
449 AC_MSG_CHECKING(for PT_GETXMMREGS)
450 AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs,
451 [AC_TRY_COMPILE([#include <sys/types.h>
452 #include <sys/ptrace.h>],
454 [gdb_cv_have_pt_getxmmregs=yes],
455 [gdb_cv_have_pt_getxmmregs=no])])
456 AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs)
457 if test $gdb_cv_have_pt_getxmmregs = yes; then
458 AC_DEFINE(HAVE_PT_GETXMMREGS)
462 BFD_NEED_DECLARATION(malloc)
463 BFD_NEED_DECLARATION(realloc)
464 BFD_NEED_DECLARATION(free)
465 BFD_NEED_DECLARATION(strerror)
466 BFD_NEED_DECLARATION(strdup)
467 BFD_NEED_DECLARATION(strstr)
468 BFD_NEED_DECLARATION(canonicalize_file_name)
470 # The following save_state_t checkery is only necessary for HPUX
471 # versions earlier than 10.20. When those fade from memory, this
472 # could be expunged. --jsm 1999-03-22
474 AC_MSG_CHECKING(for HPUX save_state structure)
475 AC_EGREP_HEADER(save_state_t, machine/save_state.h,
476 gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no)
477 AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes,
478 gdb_cv_hpux_sswide=no)
479 if test $gdb_cv_hpux_savestate = yes
481 AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1)
483 if test $gdb_cv_hpux_sswide = yes
485 AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1)
487 AC_MSG_RESULT($gdb_cv_hpux_sswide)
490 # If we are configured native on GNU/Linux, work around problems with
492 # Also detect which type of /proc is in use, such as for Unixware or Solaris.
494 if test "${target}" = "${host}"; then
496 i[[3456]]86-*-linux*)
497 AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
498 AC_DEFINE(sys_quotactl)
501 AC_DEFINE(NEW_PROC_API)
503 *-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
504 AC_DEFINE(NEW_PROC_API)
506 *-*-solaris2.[[678]])
507 AC_DEFINE(NEW_PROC_API)
512 if test "$ac_cv_header_sys_procfs_h" = yes; then
513 BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
514 BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
515 BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
516 BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
517 BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
518 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
519 BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
520 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
521 BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
522 BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
523 BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
524 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
525 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
526 BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
529 dnl Check for broken prfpregset_t type
531 dnl For Linux/i386, glibc 2.1.3 was released with a bogus
532 dnl prfpregset_t type (it's a typedef for the pointer to a struct
533 dnl instead of the struct itself). We detect this here, and work
534 dnl around it in gdb_proc_service.h.
536 if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
537 AC_MSG_CHECKING(whether prfpregset_t type is broken)
538 AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
539 [AC_TRY_RUN([#include <sys/procfs.h>
542 if (sizeof (prfpregset_t) == sizeof (void *))
546 gdb_cv_prfpregset_t_broken=no,
547 gdb_cv_prfpregset_t_broken=yes,
548 gdb_cv_prfpregset_t_broken=yes)])
549 AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
550 if test $gdb_cv_prfpregset_t_broken = yes; then
551 AC_DEFINE(PRFPREGSET_T_BROKEN)
555 dnl Check for PIOCSET ioctl entry
557 AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
558 AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
559 [AC_TRY_COMPILE([#include <unistd.h>
560 #include <sys/types.h>
561 #include <sys/procfs.h>
564 dummy = ioctl(0, PIOCSET, &dummy);
566 gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
567 AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
568 if test $gdb_cv_have_procfs_piocset = yes; then
569 AC_DEFINE(HAVE_PROCFS_PIOCSET)
573 dnl For native ports (host == target), check to see what kind of
574 dnl legacy link.h support is needed. (See solib-legacy.c.)
575 if test ${host} = ${target} ; then
576 dnl Check for struct link_map with l_ members which are indicative
577 dnl of SVR4-like shared libraries
579 AC_MSG_CHECKING(for member l_addr in struct link_map)
580 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
581 [AC_TRY_COMPILE([#include <link.h>],
582 [struct link_map lm; (void) lm.l_addr;],
583 gdb_cv_have_struct_link_map_with_l_members=yes,
584 gdb_cv_have_struct_link_map_with_l_members=no)])
585 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
586 if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
587 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS)
590 dnl Check for struct link_map with lm_ members which are indicative
591 dnl of SunOS-like shared libraries
593 AC_MSG_CHECKING(for member lm_addr in struct link_map)
594 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
595 [AC_TRY_COMPILE([#include <sys/types.h>
597 [struct link_map lm; (void) lm.lm_addr;],
598 gdb_cv_have_struct_link_map_with_lm_members=yes,
599 gdb_cv_have_struct_link_map_with_lm_members=no)])
600 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
601 if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
602 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS)
605 dnl Check for struct so_map with som_ members which are found on
606 dnl some *BSD systems.
608 AC_MSG_CHECKING(for member som_addr in struct so_map)
609 AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
610 [AC_TRY_COMPILE([#include <sys/types.h>
615 [struct so_map lm; (void) lm.som_addr;],
616 gdb_cv_have_struct_so_map_with_som_members=yes,
617 gdb_cv_have_struct_so_map_with_som_members=no)])
618 AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
619 if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
620 AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS)
623 dnl Check for struct link_map32 type, which allows a 64-bit Solaris
624 dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
626 AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
627 AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
628 [AC_TRY_COMPILE([#define _SYSCALL32
629 #include <sys/link.h>], [struct link_map32 l;],
630 gdb_cv_have_struct_link_map32=yes,
631 gdb_cv_have_struct_link_map32=no)])
632 AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
633 if test $gdb_cv_have_struct_link_map32 = yes; then
634 AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
635 AC_DEFINE(_SYSCALL32)
639 dnl See if compiler supports "long long" type.
641 AC_MSG_CHECKING(for long long support in compiler)
642 AC_CACHE_VAL(gdb_cv_c_long_long,
644 extern long long foo;
645 switch (foo & 2) { case 0: return 1; }
647 gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
648 AC_MSG_RESULT($gdb_cv_c_long_long)
649 if test $gdb_cv_c_long_long = yes; then
650 AC_DEFINE(CC_HAS_LONG_LONG)
653 dnl See if the compiler and runtime support printing long long
655 AC_MSG_CHECKING(for long long support in printf)
656 AC_CACHE_VAL(gdb_cv_printf_has_long_long,
661 l = (l << 16) + 0x0123;
662 l = (l << 16) + 0x4567;
663 l = (l << 16) + 0x89ab;
664 l = (l << 16) + 0xcdef;
665 sprintf (buf, "0x%016llx", l);
666 return (strcmp ("0x0123456789abcdef", buf));
668 gdb_cv_printf_has_long_long=yes,
669 gdb_cv_printf_has_long_long=no,
670 gdb_cv_printf_has_long_long=no)])
671 if test $gdb_cv_printf_has_long_long = yes; then
672 AC_DEFINE(PRINTF_HAS_LONG_LONG)
674 AC_MSG_RESULT($gdb_cv_printf_has_long_long)
676 dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE
677 dnl because autoconf complains about cross-compilation issues. However, this
678 dnl code uses the same variables as the macro for compatibility.
680 AC_MSG_CHECKING(for long double support in compiler)
681 AC_CACHE_VAL(ac_cv_c_long_double,
682 [AC_TRY_COMPILE(, [long double foo;],
683 ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
684 AC_MSG_RESULT($ac_cv_c_long_double)
685 if test $ac_cv_c_long_double = yes; then
686 AC_DEFINE(HAVE_LONG_DOUBLE)
689 dnl See if the compiler and runtime support printing long doubles
691 AC_MSG_CHECKING(for long double support in printf)
692 AC_CACHE_VAL(gdb_cv_printf_has_long_double,
696 long double f = 3.141592653;
697 sprintf (buf, "%Lg", f);
698 return (strncmp ("3.14159", buf, 7));
700 gdb_cv_printf_has_long_double=yes,
701 gdb_cv_printf_has_long_double=no,
702 gdb_cv_printf_has_long_double=no)])
703 if test $gdb_cv_printf_has_long_double = yes; then
704 AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
706 AC_MSG_RESULT($gdb_cv_printf_has_long_double)
708 dnl See if the compiler and runtime support scanning long doubles
710 AC_MSG_CHECKING(for long double support in scanf)
711 AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
714 char *buf = "3.141592653";
716 sscanf (buf, "%Lg", &f);
717 return !(f > 3.14159 && f < 3.14160);
719 gdb_cv_scanf_has_long_double=yes,
720 gdb_cv_scanf_has_long_double=no,
721 gdb_cv_scanf_has_long_double=no)])
722 if test $gdb_cv_scanf_has_long_double = yes; then
723 AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
725 AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
729 AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
730 SAVE_LDFLAGS=$LDFLAGS
733 yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
734 *) gdb_cv_bigtoc=-bbigtoc ;;
737 LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
738 AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
740 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
745 dnl For certain native configurations, we need to check whether thread
746 dnl support can be built in or not.
748 dnl Note that we only want this if we are both native (host == target),
749 dnl and not doing a canadian cross build (build == host).
751 if test ${build} = ${host} -a ${host} = ${target} ; then
754 AC_MSG_CHECKING(for HPUX/OSF thread support)
755 if test -f /usr/include/dce/cma_config.h ; then
756 if test "$GCC" = "yes" ; then
758 AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
759 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} hpux-thread.o"
760 CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
762 AC_MSG_RESULT(no (suppressed because you are not using GCC))
769 # See if thread_db library is around for Solaris thread debugging.
770 # Note that we must explicitly test for version 1 of the library
771 # because version 0 (present on Solaris 2.4 or earlier) doesn't have
773 AC_MSG_CHECKING(for Solaris thread debugging library)
774 if test -f /usr/lib/libthread_db.so.1 ; then
776 AC_DEFINE(HAVE_THREAD_DB_LIB)
777 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} sol-thread.o"
778 CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
779 AC_CHECK_LIB(dl, dlopen)
780 if test "$GCC" = "yes" ; then
781 # The GNU linker requires the -export-dynamic option to make
782 # all symbols visible in the dynamic symbol table.
783 hold_ldflags=$LDFLAGS
784 AC_MSG_CHECKING(for the ld -export-dynamic flag)
785 LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
786 AC_TRY_LINK(, [int i;], found=yes, found=no)
787 LDFLAGS=$hold_ldflags
788 AC_MSG_RESULT($found)
789 if test $found = yes; then
790 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
793 # Sun randomly tweaked the prototypes in <proc_service.h>
795 AC_MSG_CHECKING(if <proc_service.h> is old)
796 AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
798 #include <proc_service.h>
800 (struct ps_prochandle*, psaddr_t, const void*, size_t);
801 ],, gdb_cv_proc_service_is_old=no,
802 gdb_cv_proc_service_is_old=yes)
804 AC_MSG_RESULT($gdb_cv_proc_service_is_old)
805 if test $gdb_cv_proc_service_is_old = yes; then
806 AC_DEFINE(PROC_SERVICE_IS_OLD)
813 AC_MSG_CHECKING(for AiX thread debugging library)
814 AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
815 [AC_TRY_COMPILE([#include <sys/pthdebug.h>],
816 [#ifndef PTHDB_VERSION_3
819 gdb_cv_have_aix_thread_debug=yes,
820 gdb_cv_have_aix_thread_debug=no)])
821 AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
822 if test $gdb_cv_have_aix_thread_debug = yes; then
823 CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
824 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} aix-thread.o"
825 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
829 AC_SUBST(CONFIG_LDFLAGS)
832 dnl See if we have a thread_db header file that has TD_NOTALLOC.
833 if test "x$ac_cv_header_thread_db_h" = "xyes"; then
834 AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC],
835 gdb_cv_thread_db_h_has_td_notalloc,
837 [#include <thread_db.h>],
838 [int i = TD_NOTALLOC;],
839 gdb_cv_thread_db_h_has_td_notalloc=yes,
840 gdb_cv_thread_db_h_has_td_notalloc=no
844 if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
845 AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
846 [Define if <thread_db.h> has the TD_NOTALLOC error code.])
849 dnl linux-proc.c wants to use pread64, which may require special CFLAGS
850 dnl -D_BSD_SOURCE is normally assumed but we have to specify it because of
851 dnl -D_XOPEN_SOURCE=500.
852 if test $host = $target; then
856 CFLAGS="$CFLAGS -D_BSD_SOURCE -D_XOPEN_SOURCE=500 -D_LARGEFILE64_SOURCE"
857 AC_TRY_LINK([#include <unistd.h>],
858 [pread64 (0, NULL, 0, 0);],
859 [ENABLE_CFLAGS="$ENABLE_CFLAGS -D_BSD_SOURCE -D_XOPEN_SOURCE=500 -D_LARGEFILE64_SOURCE"
860 AC_DEFINE(HAVE_PREAD64)], [])
866 dnl Handle optional features that can be enabled.
868 # Configure UI_OUT by default (before 5.2 it can be disabled)
869 # It must be configured if gdbmi is configured
872 AC_SUBST(UIOUT_CFLAGS)
875 [ --with-uiout Use new uiout functions instead of *printf's],
876 [case "${withval}" in
877 yes) want_uiout=true ;;
878 no) if test $enable_gdbmi = yes; then
879 AC_MSG_ERROR(uiout is needed for MI and cannot be disabled)
883 *) AC_MSG_ERROR(bad value ${withval} for GDB with-uiout option) ;;
885 [want_uiout=true])dnl
887 if test $want_uiout = true; then
888 UIOUT_CFLAGS="-DUI_OUT=1"
891 AC_ARG_ENABLE(netrom,
892 [ --enable-netrom Enable NetROM support],
893 [case "${enableval}" in
894 yes) enable_netrom=yes ;;
895 no) enable_netrom=no ;;
896 *) AC_MSG_ERROR(bad value ${enableval} given for netrom option) ;;
899 if test "${enable_netrom}" = "yes"; then
900 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} remote-nrom.o"
901 CONFIG_SRCS="${CONFIG_SRCS} remote-nrom.c"
905 # NOTE: Don't add -Wall or -Wunused, they both include
906 # -Wunused-parameter which reports bogus warnings.
907 # NOTE: If you add to this list, remember to update
908 # gdb/doc/gdbint.texinfo.
909 build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
910 -Wformat -Wparentheses -Wpointer-arith -Wuninitialized"
911 # Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
912 # -Wunused-function -Wunused-label -Wunused-variable -Wunused-value
913 # -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual
914 # -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
915 # -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
916 # -Woverloaded-virtual -Winline -Werror"
917 AC_ARG_ENABLE(build-warnings,
918 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
919 [case "${enableval}" in
921 no) build_warnings="-w";;
922 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
923 build_warnings="${build_warnings} ${t}";;
924 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
925 build_warnings="${t} ${build_warnings}";;
926 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
928 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
929 echo "Setting compiler warning flags = $build_warnings" 6>&1
931 AC_ARG_ENABLE(gdb-build-warnings,
932 [ --enable-gdb-build-warnings Enable GDB specific build-time compiler warnings if gcc is used],
933 [case "${enableval}" in
935 no) build_warnings="-w";;
936 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
937 build_warnings="${build_warnings} ${t}";;
938 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
939 build_warnings="${t} ${build_warnings}";;
940 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
942 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
943 echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
947 if test "x${build_warnings}" != x -a "x$GCC" = xyes
949 AC_MSG_CHECKING(compiler warning flags)
950 # Separate out the -Werror flag as some files just cannot be
951 # compiled with it enabled.
952 for w in ${build_warnings}; do
954 -Werr*) WERROR_CFLAGS=-Werror ;;
955 *) # Check that GCC accepts it
956 saved_CFLAGS="$CFLAGS"
958 AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
959 CFLAGS="$saved_CFLAGS"
962 AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
964 AC_SUBST(WARN_CFLAGS)
965 AC_SUBST(WERROR_CFLAGS)
969 AC_SUBST(MMALLOC_CFLAGS)
973 [ --with-mmalloc Use memory mapped malloc package],
974 [case "${withval}" in
975 yes) want_mmalloc=true ;;
976 no) want_mmalloc=false;;
977 *) AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;;
978 esac],[want_mmalloc=false])dnl
980 if test x$want_mmalloc = xtrue; then
981 AC_DEFINE(USE_MMALLOC)
982 AC_DEFINE(MMCHECK_FORCE)
983 MMALLOC_CFLAGS="-I$srcdir/../mmalloc"
984 MMALLOC='../mmalloc/libmmalloc.a'
987 # In the Cygwin environment, we need some additional flags.
988 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
989 [AC_EGREP_CPP(lose, [
990 #if defined (__CYGWIN__) || defined (__CYGWIN32__)
992 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
995 dnl Figure out which of the many generic ser-*.c files the _host_ supports.
996 SER_HARDWIRE="ser-unix.o ser-pipe.o ser-tcp.o"
998 *go32* ) SER_HARDWIRE=ser-go32.o ;;
999 *djgpp* ) SER_HARDWIRE=ser-go32.o ;;
1001 AC_SUBST(SER_HARDWIRE)
1003 # libreadline needs libuser32.a in a cygwin environment
1005 if test x$gdb_cv_os_cygwin = xyes; then
1006 WIN32LIBS="-luser32"
1008 *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
1014 LIBGUI="../libgui/src/libgui.a"
1015 GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
1017 AC_SUBST(GUI_CFLAGS_X)
1020 [ --with-cpu=CPU Set the default CPU variant to debug],
1021 [case "${target}" in
1022 powerpc-* | powerpcle-* )
1023 ## It would be nice to keep this table in sync with the one in
1025 case "${with_cpu}" in
1026 ppc-uisa | rs6000 | 403 | 403GC | 505 | 860 | 601 | 602 | 603 \
1028 ## Those are all handled in variants in rs6000-tdep.c, so they're fine.
1030 common | power | power2 | rios | rios1 | rios2 | rsc | rsc1 )
1031 ## These are all RS6000 variants, as far as GDB is concerned.
1041 AC_MSG_WARN(GDB: unknown --with-cpu value: \`${with_cpu}'; using \`ppc-uisa'.)
1047 AC_MSG_WARN(GDB may ignore the --with-cpu flag for ${target} targets)
1050 AC_DEFINE_UNQUOTED(TARGET_CPU_DEFAULT, "${with_cpu}")
1054 AC_ARG_ENABLE(gdbtk,
1055 [ --enable-gdbtk Enable GDBTK GUI front end],
1056 [case "${enableval}" in
1060 AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
1063 AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
1071 AC_MSG_ERROR(bad value ${enableval} given for gdbtk option) ;;
1074 # Default is on for everything but go32 and Cygwin
1079 if test -d "${srcdir}/gdbtk" ; then
1088 AC_SUBST(WIN32LDAPP)
1093 if test "${enable_gdbtk}" = "yes"; then
1095 # Gdbtk must have an absolute path to srcdir in order to run
1096 # properly when not installed.
1102 CY_AC_PATH_TCLCONFIG
1103 if test -z "${no_tcl}"; then
1104 CY_AC_LOAD_TCLCONFIG
1107 # now look for Tcl library stuff
1118 TCL_DEPS="${tcldir}${TCL_LIB_FILE}"
1120 # If $no_tk is nonempty, then we can't do Tk, and there is no
1121 # point to doing Tcl.
1122 if test -z "${no_tk}"; then
1130 # now look for Tk library stuff
1141 TK_DEPS="${tkdir}${TK_LIB_FILE}"
1143 # now look for Itcl library stuff
1145 CY_AC_PATH_ITCLCONFIG
1146 if test -z "${no_itcl}"; then
1147 CY_AC_LOAD_ITCLCONFIG
1149 ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
1150 ITCL_DEPS="${ITCL_LIB_FULL_PATH}"
1154 # now look for Itk library stuff
1155 CY_AC_PATH_ITKCONFIG
1156 if test -z "${no_itcl}"; then
1157 CY_AC_LOAD_ITKCONFIG
1159 ITKLIB="${ITK_BUILD_LIB_SPEC}"
1160 ITK_DEPS="${ITK_LIB_FULL_PATH}"
1163 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
1164 # Tcl/Tk 8.1 require -fwritable strings. I don't
1165 # know whether 8.2 will or not, but I bet it will.
1166 # I don't have to worry about 7.x since we don't support it.
1168 if test "$GCC" = "yes"; then
1169 if test "$TCL_VERSION" != "8.0" ; then
1170 GDBTK_CFLAGS="-fwritable-strings"
1174 # Include some libraries that Tcl and Tk want.
1175 TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
1176 # Yes, the ordering seems wrong here. But it isn't.
1177 # TK_LIBS is the list of libraries that need to be linked
1178 # after Tcl/Tk. Note that this isn't put into LIBS. If it
1179 # were in LIBS then any link tests after this point would
1180 # try to include things like `$(LIBGUI)', which wouldn't work.
1181 GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
1183 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
1184 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
1185 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
1186 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_GDBTK_INITS)"
1187 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_GDBTK_ALL)"
1188 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_GDBTK_CLEAN)"
1189 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_GDBTK_INSTALL)"
1190 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_GDBTK_UNINSTALL)"
1192 if test x$gdb_cv_os_cygwin = xyes; then
1193 WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
1194 WIN32LDAPP="-Wl,--subsystem,console"
1195 CONFIG_OBS="${CONFIG_OBS} gdbres.o"
1200 SUBDIRS="${SUBDIRS} gdbtk"
1201 configdirs="${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)
1255 AC_SUBST(CONFIG_OBS)
1256 AC_SUBST(CONFIG_LIB_OBS)
1257 AC_SUBST(CONFIG_DEPS)
1258 AC_SUBST(CONFIG_SRCS)
1259 AC_SUBST(CONFIG_INITS)
1260 AC_SUBST(CONFIG_ALL)
1261 AC_SUBST(CONFIG_CLEAN)
1262 AC_SUBST(CONFIG_INSTALL)
1263 AC_SUBST(CONFIG_UNINSTALL)
1265 # Begin stuff to support --enable-shared
1266 AC_ARG_ENABLE(shared,
1267 [ --enable-shared Use shared libraries],
1268 [case "${enableval}" in
1276 # If we have shared libraries, try to set rpath reasonably.
1277 if test "${shared}" = "true"; then
1280 HLDFLAGS='-Wl,+s,+b,$(libdir)'
1282 *-*-irix5* | *-*-irix6*)
1283 HLDFLAGS='-Wl,-rpath,$(libdir)'
1287 *-*-linux* | *-pc-linux-gnu*)
1288 HLDFLAGS='-Wl,-rpath,$(libdir)'
1291 HLDFLAGS='-R $(libdir)'
1294 HLDENV='if test -z "$${LD_RUN_PATH}"; then LD_RUN_PATH=$(libdir); else LD_RUN_PATH=$${LD_RUN_PATH}:$(libdir); fi; export LD_RUN_PATH;'
1299 # On SunOS, if the linker supports the -rpath option, use it to
1300 # prevent ../bfd and ../opcodes from being included in the run time
1304 echo 'main () { }' > conftest.c
1305 ${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
1306 if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
1308 elif grep 'No such file' conftest.t >/dev/null 2>&1; then
1310 elif grep 'do not mix' conftest.t >/dev/null 2>&1; then
1312 elif grep 'some text already loaded' conftest.t >/dev/null 2>&1; then
1314 elif test "${shared}" = "true"; then
1315 HLDFLAGS='-Wl,-rpath=$(libdir)'
1317 HLDFLAGS='-Wl,-rpath='
1319 rm -f conftest.t conftest.c conftest
1324 # End stuff to support --enable-shared
1326 # target_subdir is used by the testsuite to find the target libraries.
1328 if test "${host}" != "${target}"; then
1329 target_subdir="${target_alias}/"
1331 AC_SUBST(target_subdir)
1334 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
1335 if test ! -f ${host_makefile_frag}; then
1336 # When building a native debuger the .mh file containing things
1337 # like NATDEPFILES is needed. Cross debuggers don't need .mh
1338 # since it no longer contains anything useful.
1339 if test "${target}" = "${host}"; then
1340 AC_MSG_ERROR("*** Gdb does not support native target ${host}")
1342 host_makefile_frag=/dev/null
1345 frags="$frags $host_makefile_frag"
1347 target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
1348 if test ! -f ${target_makefile_frag}; then
1349 AC_MSG_ERROR("*** Gdb does not support target ${target}")
1351 frags="$frags $target_makefile_frag"
1353 AC_SUBST_FILE(host_makefile_frag)
1354 AC_SUBST_FILE(target_makefile_frag)
1359 s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1360 ' ${host_makefile_frag}`
1362 targetfile=`sed -n '
1363 s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1364 ' ${target_makefile_frag}`
1366 GDB_MULTI_ARCH=`sed -n '
1367 s/GDB_MULTI_ARCH[ ]*=[ ]*\([^ ]*\)[ ]*/\1/p
1368 ' ${target_makefile_frag}`
1370 if test "${target}" = "${host}"; then
1371 # We pick this up from the host configuration file (.mh) because we
1372 # do not have a native configuration Makefile fragment.
1373 nativefile=`sed -n '
1374 s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1375 ' ${host_makefile_frag}`
1379 # New targets should just set gdb_multi_arch=yes in configure.tgt.
1380 # Old targets being converted can either do that or set GDB_MULTI_ARCH
1381 # in the target specific makefile frag. Eventually gdb_multi_arch=yes
1382 # will be the default.
1383 if test x"${GDB_MULTI_ARCH}" = x ; then
1384 case "${gdb_multi_arch}" in
1385 yes ) GDB_MULTI_ARCH=GDB_MULTI_ARCH_PURE ;;
1386 no ) GDB_MULTI_ARCH=0 ;;
1387 0|1|2 ) GDB_MULTI_ARCH=${gdb_multi_arch} ;;
1390 if test x"${GDB_MULTI_ARCH}" != x ; then
1391 AC_DEFINE_UNQUOTED(GDB_MULTI_ARCH, ${GDB_MULTI_ARCH})
1393 # Warn the user when they use an old practice
1394 case "${GDB_MULTI_ARCH}" in
1396 0 | GDB_MULTI_ARCH_PARTIAL | 1 | GDB_MULTI_ARCH_TM | 2 )
1397 AC_MSG_WARN("GDB: Target is not pure multi-arch") ;;
1398 GDB_MULTI_ARCH_PURE )
1399 if test x"${targetfile}" != x ; then
1400 AC_MSG_WARN("GDB: Ignoring TM_FILE in ${target_makefile_frag}")
1403 *) AC_MSG_ERROR("GDB: Unknown GDB_MULTI_ARCH value ${GDB_MULTI_ARCH}");;
1406 if test "${enable_multi_ice}" = "yes"; then
1407 SUBDIRS="${SUBDIRS} multi-ice"
1410 # ``gdbserver'' can only be built in a native configuration.
1411 if test x"${target}" = x"${host}"; then
1412 AC_MSG_CHECKING(whether gdbserver is supported on this host)
1413 if test x"${build_gdbserver}" = xyes ; then
1414 configdirs="${configdirs} gdbserver"
1415 SUBDIRS="${SUBDIRS} gdbserver"
1424 # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
1425 # (NAT_FILE) is not set in config/*/*.m[ht] files, we link to an empty
1433 if test "${hostfile}" != ""; then
1435 GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}"
1436 files="${files} ${GDB_XM_FILE}"
1437 links="${links} xm.h"
1438 AC_DEFINE_UNQUOTED(GDB_XM_FILE, ${GDB_XM_FILE})
1444 if test "${targetfile}" != ""; then
1446 GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}"
1447 files="${files} ${GDB_TM_FILE}"
1448 links="${links} tm.h"
1449 AC_DEFINE_UNQUOTED(GDB_TM_FILE, ${GDB_TM_FILE})
1455 if test "${nativefile}" != ""; then
1457 GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}"
1458 files="${files} ${GDB_NM_FILE}"
1459 links="${links} nm.h"
1460 AC_DEFINE_UNQUOTED(GDB_NM_FILE, ${GDB_NM_FILE})
1464 AC_LINK_FILES($files, $links)
1466 dnl Check for exe extension set on certain hosts (e.g. Win32)
1469 dnl Detect the character set used by this host.
1471 dnl At the moment, we just assume it's ISO-8859-1 (which is a
1472 dnl superset of ASCII containing the characters needed for French,
1473 dnl German, Spanish, Italian, and possibly others), but if were
1474 dnl *were* to support any host character sets other than ISO-8859-1,
1475 dnl here's where we'd detect it.
1476 AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "ISO-8859-1",
1477 [Define to be a string naming the default host character set.])
1481 AC_CONFIG_SUBDIRS($configdirs)
1482 AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
1484 dnl Autoconf doesn't provide a mechanism for modifying definitions
1485 dnl provided by makefile fragments.
1487 if test "${nativefile}" = ""; then
1489 sed -e '/^NATDEPFILES[[ ]]*=.*\\$/,/[[^\\]]$/s/^/# /' \
1490 -e '/^NATDEPFILES[[ ]]*=/s/^/# /' \
1491 | sed -e '/^\(NATDEPFILES[[ ]]*[[+]]=[[ ]]*\)/s//# \1/' \
1493 mv -f Makefile.tem Makefile
1497 sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/,
1498 /^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,
1499 /^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
1500 mv -f Makefile.tmp Makefile
1504 case x$CONFIG_HEADERS in
1505 xconfig.h:config.in)
1510 gdb_host_cpu=$gdb_host_cpu
1511 gdb_target_cpu=$gdb_target_cpu
1512 nativefile=$nativefile