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})
110 [ --enable-tui enable full-screen terminal user interface (TUI)],
115 AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
117 if test x"$enable_tui" = xyes; then
118 if test -d $srcdir/tui; then
119 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)"
120 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)"
121 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)"
122 CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_TUI_INITS)"
123 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)"
124 CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_TUI_ALL)"
125 CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_TUI_CLEAN)"
126 CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_TUI_INSTALL)"
127 CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_TUI_UNINSTALL)"
132 # --------------------- #
133 # Checks for programs. #
134 # --------------------- #
142 AC_CHECK_TOOL(AR, ar)
143 AC_CHECK_TOOL(DLLTOOL, dlltool)
144 AC_CHECK_TOOL(WINDRES, windres)
146 # Needed for GNU/Hurd.
147 AC_CHECK_TOOL(MIG, mig)
149 # ---------------------- #
150 # Checks for libraries. #
151 # ---------------------- #
153 # We might need to link with -lm; most simulators need it.
154 AC_CHECK_LIB(m, main)
156 # We need to link with -lw to get `wctype' on Solaris before Solaris
157 # 2.6. Solaris 2.6 and beyond have this function in libc, and have a
158 # libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1
159 # is known to have this problem). Therefore we avoid libw if we can.
160 AC_CHECK_FUNC(wctype, [],
161 [AC_CHECK_LIB(w, wctype)])
163 # Some systems (e.g. Solaris) have `socketpair' in libsocket.
164 AC_SEARCH_LIBS(socketpair, socket)
166 # Since GDB uses Readline, we need termcap functionality, so we need
167 # to find a library that provides that. When GDB is configured with
168 # --enable-tui, we need full curses functionality.
170 # FIXME: kettenis/20030102: We seem to prefer HP curses (Hcurses) over
171 # Xcurses on HP-UX; see the `-D__HP_CURSES' in the relevant host
172 # Makefile fragments. That's why we need to have `Hcurses' before
173 # `curses'. I don't see why we should use HP curses if a more
174 # standard curses is available, except that according to HP's
175 # documentation one needs to compile `-D_XOPEN_SOURCE_EXTENDED' on
176 # HP-UX 10.10 and 10.20.
178 if test "$need_curses" = yes; then
179 AC_SEARCH_LIBS(initscr, [ncurses Hcurses curses], [],
180 [AC_MSG_ERROR([no curses library found])])
185 if test -d $srcdir/libtermcap; then
186 LIBS="../libtermcap/libtermcap.a $LIBS"
187 ac_cv_search_tgetent="../libtermcap/libtermcap.a"
190 # ??? Is this really true?
191 ac_cv_search_tgetent="none required"
194 # Readline prefers curses over termcap on AIX.
196 AC_SEARCH_LIBS(tgetent, [tinfo ncurses curses termcap])
200 # Note: We used to check for libtermlib and libterminfo too, but
201 # Readline doesn't, so I think we're safe with leaving them out.
202 AC_SEARCH_LIBS(tgetent, [termcap tinfo ncurses Hcurses curses])
204 if test "$ac_cv_search_tgetent" = no; then
205 AC_MSG_ERROR([no termcap library found])
208 # ------------------------- #
209 # Checks for header files. #
210 # ------------------------- #
215 AC_CHECK_HEADERS(link.h)
216 AC_CHECK_HEADERS(nlist.h)
217 AC_CHECK_HEADERS(poll.h sys/poll.h)
218 AC_CHECK_HEADERS(proc_service.h thread_db.h)
219 AC_CHECK_HEADERS(stddef.h)
220 AC_CHECK_HEADERS(stdlib.h)
221 AC_CHECK_HEADERS(stdint.h)
222 AC_CHECK_HEADERS(string.h memory.h strings.h)
223 AC_CHECK_HEADERS(sys/fault.h)
224 AC_CHECK_HEADERS(sys/file.h)
225 AC_CHECK_HEADERS(sys/filio.h)
226 AC_CHECK_HEADERS(sys/ioctl.h)
227 AC_CHECK_HEADERS(sys/param.h)
228 AC_CHECK_HEADERS(sys/proc.h)
229 AC_CHECK_HEADERS(sys/procfs.h)
230 AC_CHECK_HEADERS(sys/ptrace.h ptrace.h)
231 AC_CHECK_HEADERS(sys/reg.h sys/debugreg.h)
232 AC_CHECK_HEADERS(sys/select.h)
233 AC_CHECK_HEADERS(sys/syscall.h)
234 AC_CHECK_HEADERS(sys/user.h)
235 AC_CHECK_HEADERS(sys/wait.h wait.h)
236 AC_CHECK_HEADERS(termios.h termio.h sgtty.h)
237 AC_CHECK_HEADERS(unistd.h)
239 # On Solaris 2.[78], we need to define _MSE_INT_H to avoid a clash
240 # between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to
241 # think that we don't have <curses.h> if we're using GCC.
244 if test "$GCC" = yes; then
245 AC_DEFINE(_MSE_INT_H, 1,
246 [[Define to 1 to avoid a clash between <widec.h> and <wchar.h> on
247 Solaris 2.[78] when using GCC. ]])
250 AC_CHECK_HEADERS(curses.h ncurses.h term.h)
252 # FIXME: kettenis/20030102: In most cases we include these
253 # unconditionally, so what's the point in checking these?
254 AC_CHECK_HEADERS(ctype.h time.h)
256 # ------------------ #
257 # Checks for types. #
258 # ------------------ #
262 # ------------------------------------- #
263 # Checks for compiler characteristics. #
264 # ------------------------------------- #
269 # ------------------------------ #
270 # Checks for library functions. #
271 # ------------------------------ #
276 AC_CHECK_FUNCS(canonicalize_file_name realpath)
279 AC_CHECK_FUNCS(setpgid setpgrp)
280 AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask)
281 AC_CHECK_FUNCS(socketpair)
283 dnl AC_FUNC_SETPGRP does not work when cross compiling
284 dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
285 if test "$cross_compiling" = no; then
288 AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void,
292 if (setpgrp(1,1) == -1)
296 ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)])
297 if test $ac_cv_func_setpgrp_void = yes; then
298 AC_DEFINE(SETPGRP_VOID, 1)
302 # Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do
303 # since sigsetjmp might only be defined as a macro.
304 AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
307 ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
308 gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
309 if test $gdb_cv_func_sigsetjmp = yes; then
310 AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
313 # Assume we'll default to using the included libiberty regex.
314 gdb_use_included_regex=yes
316 # However, if the system regex is GNU regex, then default to *not*
317 # using the included regex.
320 [gdb_cv_have_gnu_regex],
322 [#include <gnu-versions.h>],
323 [#define REGEX_INTERFACE_VERSION 1
324 #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
325 # error "Version mismatch"
327 gdb_cv_have_gnu_regex=yes,
328 gdb_cv_have_gnu_regex=no)])
329 if test $gdb_cv_have_gnu_regex = yes; then
330 gdb_use_included_regex=no
333 AC_ARG_WITH(included-regex,
334 [ --without-included-regex don't use included regex; this is the default
335 on systems with version 2 of the GNU C library
336 (use with caution on other system)],
337 gdb_with_regex=$withval,
338 gdb_with_regex=$gdb_use_included_regex)
339 if test "$gdb_with_regex" = yes; then
340 AC_DEFINE(USE_INCLUDED_REGEX, 1,
341 [Define to 1 if the regex included in libiberty should be used.])
344 # See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
345 # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
346 AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
347 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_fs;],
348 gdb_cv_struct_reg_r_fs=yes, gdb_cv_struct_reg_r_fs=no)])
349 if test $gdb_cv_struct_reg_r_fs = yes; then
350 AC_DEFINE(HAVE_STRUCT_REG_R_FS)
352 AC_CACHE_CHECK([for r_gs in struct reg], gdb_cv_struct_reg_r_gs,
353 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_gs;],
354 gdb_cv_struct_reg_r_gs=yes, gdb_cv_struct_reg_r_gs=no)])
355 if test $gdb_cv_struct_reg_r_gs = yes; then
356 AC_DEFINE(HAVE_STRUCT_REG_R_GS)
359 # See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
360 AC_MSG_CHECKING(for PTRACE_GETREGS)
361 AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
362 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
364 [gdb_cv_have_ptrace_getregs=yes],
365 [gdb_cv_have_ptrace_getregs=no])])
366 AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
367 if test $gdb_cv_have_ptrace_getregs = yes; then
368 AC_DEFINE(HAVE_PTRACE_GETREGS)
371 # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
372 AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
373 AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
374 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
375 [PTRACE_GETFPXREGS;],
376 [gdb_cv_have_ptrace_getfpxregs=yes],
377 [gdb_cv_have_ptrace_getfpxregs=no])])
378 AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
379 if test $gdb_cv_have_ptrace_getfpxregs = yes; then
380 AC_DEFINE(HAVE_PTRACE_GETFPXREGS)
383 # See if <sys/ptrace.h> provides the PT_GETDBREGS request.
384 AC_MSG_CHECKING(for PT_GETDBREGS)
385 AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
386 [AC_TRY_COMPILE([#include <sys/types.h>
387 #include <sys/ptrace.h>],
389 [gdb_cv_have_pt_getdbregs=yes],
390 [gdb_cv_have_pt_getdbregs=no])])
391 AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
392 if test $gdb_cv_have_pt_getdbregs = yes; then
393 AC_DEFINE(HAVE_PT_GETDBREGS)
396 # See if <sys/ptrace.h> provides the PT_GETXMMREGS request.
397 AC_MSG_CHECKING(for PT_GETXMMREGS)
398 AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs,
399 [AC_TRY_COMPILE([#include <sys/types.h>
400 #include <sys/ptrace.h>],
402 [gdb_cv_have_pt_getxmmregs=yes],
403 [gdb_cv_have_pt_getxmmregs=no])])
404 AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs)
405 if test $gdb_cv_have_pt_getxmmregs = yes; then
406 AC_DEFINE(HAVE_PT_GETXMMREGS)
410 BFD_NEED_DECLARATION(malloc)
411 BFD_NEED_DECLARATION(realloc)
412 BFD_NEED_DECLARATION(free)
413 BFD_NEED_DECLARATION(strerror)
414 BFD_NEED_DECLARATION(strdup)
415 BFD_NEED_DECLARATION(strstr)
416 BFD_NEED_DECLARATION(canonicalize_file_name)
418 # The following save_state_t checkery is only necessary for HPUX
419 # versions earlier than 10.20. When those fade from memory, this
420 # could be expunged. --jsm 1999-03-22
422 AC_MSG_CHECKING(for HPUX save_state structure)
423 AC_EGREP_HEADER(save_state_t, machine/save_state.h,
424 gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no)
425 AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes,
426 gdb_cv_hpux_sswide=no)
427 if test $gdb_cv_hpux_savestate = yes
429 AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1)
431 if test $gdb_cv_hpux_sswide = yes
433 AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1)
435 AC_MSG_RESULT($gdb_cv_hpux_sswide)
438 # If we are configured native on GNU/Linux, work around problems with
440 # Also detect which type of /proc is in use, such as for Unixware or Solaris.
442 if test "${target}" = "${host}"; then
444 i[[3456]]86-*-linux*)
445 AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
446 AC_DEFINE(sys_quotactl)
449 AC_DEFINE(NEW_PROC_API)
451 *-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
452 AC_DEFINE(NEW_PROC_API)
454 *-*-solaris2.[[678]])
455 AC_DEFINE(NEW_PROC_API)
460 if test "$ac_cv_header_sys_procfs_h" = yes; then
461 BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
462 BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
463 BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
464 BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
465 BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
466 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
467 BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
468 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
469 BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
470 BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
471 BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
472 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
473 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
474 BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
477 dnl Check for broken prfpregset_t type
479 dnl For Linux/i386, glibc 2.1.3 was released with a bogus
480 dnl prfpregset_t type (it's a typedef for the pointer to a struct
481 dnl instead of the struct itself). We detect this here, and work
482 dnl around it in gdb_proc_service.h.
484 if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
485 AC_MSG_CHECKING(whether prfpregset_t type is broken)
486 AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
487 [AC_TRY_RUN([#include <sys/procfs.h>
490 if (sizeof (prfpregset_t) == sizeof (void *))
494 gdb_cv_prfpregset_t_broken=no,
495 gdb_cv_prfpregset_t_broken=yes,
496 gdb_cv_prfpregset_t_broken=yes)])
497 AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
498 if test $gdb_cv_prfpregset_t_broken = yes; then
499 AC_DEFINE(PRFPREGSET_T_BROKEN)
503 dnl Check for PIOCSET ioctl entry
505 AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
506 AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
507 [AC_TRY_COMPILE([#include <unistd.h>
508 #include <sys/types.h>
509 #include <sys/procfs.h>
512 dummy = ioctl(0, PIOCSET, &dummy);
514 gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
515 AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
516 if test $gdb_cv_have_procfs_piocset = yes; then
517 AC_DEFINE(HAVE_PROCFS_PIOCSET)
521 dnl For native ports (host == target), check to see what kind of
522 dnl legacy link.h support is needed. (See solib-legacy.c.)
523 if test ${host} = ${target} ; then
524 dnl Check for struct link_map with l_ members which are indicative
525 dnl of SVR4-like shared libraries
527 AC_MSG_CHECKING(for member l_addr in struct link_map)
528 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
529 [AC_TRY_COMPILE([#include <link.h>],
530 [struct link_map lm; (void) lm.l_addr;],
531 gdb_cv_have_struct_link_map_with_l_members=yes,
532 gdb_cv_have_struct_link_map_with_l_members=no)])
533 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
534 if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
535 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS)
538 dnl Check for struct link_map with lm_ members which are indicative
539 dnl of SunOS-like shared libraries
541 AC_MSG_CHECKING(for member lm_addr in struct link_map)
542 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
543 [AC_TRY_COMPILE([#include <sys/types.h>
545 [struct link_map lm; (void) lm.lm_addr;],
546 gdb_cv_have_struct_link_map_with_lm_members=yes,
547 gdb_cv_have_struct_link_map_with_lm_members=no)])
548 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
549 if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
550 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS)
553 dnl Check for struct so_map with som_ members which are found on
554 dnl some *BSD systems.
556 AC_MSG_CHECKING(for member som_addr in struct so_map)
557 AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
558 [AC_TRY_COMPILE([#include <sys/types.h>
563 [struct so_map lm; (void) lm.som_addr;],
564 gdb_cv_have_struct_so_map_with_som_members=yes,
565 gdb_cv_have_struct_so_map_with_som_members=no)])
566 AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
567 if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
568 AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS)
571 dnl Check for struct link_map32 type, which allows a 64-bit Solaris
572 dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
574 AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
575 AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
576 [AC_TRY_COMPILE([#define _SYSCALL32
577 #include <sys/link.h>], [struct link_map32 l;],
578 gdb_cv_have_struct_link_map32=yes,
579 gdb_cv_have_struct_link_map32=no)])
580 AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
581 if test $gdb_cv_have_struct_link_map32 = yes; then
582 AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
583 AC_DEFINE(_SYSCALL32)
587 dnl See if compiler supports "long long" type.
589 AC_MSG_CHECKING(for long long support in compiler)
590 AC_CACHE_VAL(gdb_cv_c_long_long,
592 extern long long foo;
593 switch (foo & 2) { case 0: return 1; }
595 gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
596 AC_MSG_RESULT($gdb_cv_c_long_long)
597 if test $gdb_cv_c_long_long = yes; then
598 AC_DEFINE(CC_HAS_LONG_LONG)
601 dnl See if the compiler and runtime support printing long long
603 AC_MSG_CHECKING(for long long support in printf)
604 AC_CACHE_VAL(gdb_cv_printf_has_long_long,
609 l = (l << 16) + 0x0123;
610 l = (l << 16) + 0x4567;
611 l = (l << 16) + 0x89ab;
612 l = (l << 16) + 0xcdef;
613 sprintf (buf, "0x%016llx", l);
614 return (strcmp ("0x0123456789abcdef", buf));
616 gdb_cv_printf_has_long_long=yes,
617 gdb_cv_printf_has_long_long=no,
618 gdb_cv_printf_has_long_long=no)])
619 if test $gdb_cv_printf_has_long_long = yes; then
620 AC_DEFINE(PRINTF_HAS_LONG_LONG)
622 AC_MSG_RESULT($gdb_cv_printf_has_long_long)
624 dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE
625 dnl because autoconf complains about cross-compilation issues. However, this
626 dnl code uses the same variables as the macro for compatibility.
628 AC_MSG_CHECKING(for long double support in compiler)
629 AC_CACHE_VAL(ac_cv_c_long_double,
630 [AC_TRY_COMPILE(, [long double foo;],
631 ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
632 AC_MSG_RESULT($ac_cv_c_long_double)
633 if test $ac_cv_c_long_double = yes; then
634 AC_DEFINE(HAVE_LONG_DOUBLE)
637 dnl See if the compiler and runtime support printing long doubles
639 AC_MSG_CHECKING(for long double support in printf)
640 AC_CACHE_VAL(gdb_cv_printf_has_long_double,
644 long double f = 3.141592653;
645 sprintf (buf, "%Lg", f);
646 return (strncmp ("3.14159", buf, 7));
648 gdb_cv_printf_has_long_double=yes,
649 gdb_cv_printf_has_long_double=no,
650 gdb_cv_printf_has_long_double=no)])
651 if test $gdb_cv_printf_has_long_double = yes; then
652 AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
654 AC_MSG_RESULT($gdb_cv_printf_has_long_double)
656 dnl See if the compiler and runtime support scanning long doubles
658 AC_MSG_CHECKING(for long double support in scanf)
659 AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
662 char *buf = "3.141592653";
664 sscanf (buf, "%Lg", &f);
665 return !(f > 3.14159 && f < 3.14160);
667 gdb_cv_scanf_has_long_double=yes,
668 gdb_cv_scanf_has_long_double=no,
669 gdb_cv_scanf_has_long_double=no)])
670 if test $gdb_cv_scanf_has_long_double = yes; then
671 AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
673 AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
677 AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
678 SAVE_LDFLAGS=$LDFLAGS
681 yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
682 *) gdb_cv_bigtoc=-bbigtoc ;;
685 LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
686 AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
688 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
693 dnl For certain native configurations, we need to check whether thread
694 dnl support can be built in or not.
696 dnl Note that we only want this if we are both native (host == target),
697 dnl and not doing a canadian cross build (build == host).
699 if test ${build} = ${host} -a ${host} = ${target} ; then
702 AC_MSG_CHECKING(for HPUX/OSF thread support)
703 if test -f /usr/include/dce/cma_config.h ; then
704 if test "$GCC" = "yes" ; then
706 AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
707 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} hpux-thread.o"
708 CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
710 AC_MSG_RESULT(no (suppressed because you are not using GCC))
717 # See if thread_db library is around for Solaris thread debugging.
718 # Note that we must explicitly test for version 1 of the library
719 # because version 0 (present on Solaris 2.4 or earlier) doesn't have
721 AC_MSG_CHECKING(for Solaris thread debugging library)
722 if test -f /usr/lib/libthread_db.so.1 ; then
724 AC_DEFINE(HAVE_THREAD_DB_LIB)
725 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} sol-thread.o"
726 CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
727 AC_CHECK_LIB(dl, dlopen)
728 if test "$GCC" = "yes" ; then
729 # The GNU linker requires the -export-dynamic option to make
730 # all symbols visible in the dynamic symbol table.
731 hold_ldflags=$LDFLAGS
732 AC_MSG_CHECKING(for the ld -export-dynamic flag)
733 LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
734 AC_TRY_LINK(, [int i;], found=yes, found=no)
735 LDFLAGS=$hold_ldflags
736 AC_MSG_RESULT($found)
737 if test $found = yes; then
738 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
741 # Sun randomly tweaked the prototypes in <proc_service.h>
743 AC_MSG_CHECKING(if <proc_service.h> is old)
744 AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
746 #include <proc_service.h>
748 (struct ps_prochandle*, psaddr_t, const void*, size_t);
749 ],, gdb_cv_proc_service_is_old=no,
750 gdb_cv_proc_service_is_old=yes)
752 AC_MSG_RESULT($gdb_cv_proc_service_is_old)
753 if test $gdb_cv_proc_service_is_old = yes; then
754 AC_DEFINE(PROC_SERVICE_IS_OLD)
761 AC_MSG_CHECKING(for AiX thread debugging library)
762 AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
763 [AC_TRY_COMPILE([#include <sys/pthdebug.h>],
764 [#ifndef PTHDB_VERSION_3
767 gdb_cv_have_aix_thread_debug=yes,
768 gdb_cv_have_aix_thread_debug=no)])
769 AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
770 if test $gdb_cv_have_aix_thread_debug = yes; then
771 CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
772 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} aix-thread.o"
773 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
777 AC_SUBST(CONFIG_LDFLAGS)
780 dnl See if we have a thread_db header file that has TD_NOTALLOC.
781 if test "x$ac_cv_header_thread_db_h" = "xyes"; then
782 AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC],
783 gdb_cv_thread_db_h_has_td_notalloc,
785 [#include <thread_db.h>],
786 [int i = TD_NOTALLOC;],
787 gdb_cv_thread_db_h_has_td_notalloc=yes,
788 gdb_cv_thread_db_h_has_td_notalloc=no
792 if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
793 AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
794 [Define if <thread_db.h> has the TD_NOTALLOC error code.])
797 dnl linux-proc.c wants to use pread64, which may require special CFLAGS
798 dnl -D_BSD_SOURCE is normally assumed but we have to specify it because of
799 dnl -D_XOPEN_SOURCE=500.
800 if test $host = $target; then
804 CFLAGS="$CFLAGS -D_BSD_SOURCE -D_XOPEN_SOURCE=500 -D_LARGEFILE64_SOURCE"
805 AC_TRY_LINK([#include <unistd.h>],
806 [pread64 (0, NULL, 0, 0);],
807 [ENABLE_CFLAGS="$ENABLE_CFLAGS -D_BSD_SOURCE -D_XOPEN_SOURCE=500 -D_LARGEFILE64_SOURCE"
808 AC_DEFINE(HAVE_PREAD64)], [])
814 dnl The CLI cannot be disabled yet, but may be in the future
816 dnl Handle CLI sub-directory configury.
817 AC_ARG_ENABLE(gdbcli,
818 [ --enable-gdbcli Enable GDB-CLI interface],
820 case "${enableval}" in
821 yes) enable_gdbcli=yes ;;
822 "") enable_gdbcli=yes ;;
824 AC_MSG_ERROR(The CLI cannot be disabled yet)
827 AC_MSG_ERROR(Bad value for --enable-gdbcli: ${enableval})
832 case ${enable_gdbcli} in
834 if test -d "${srcdir}/cli" ; then
835 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_CLI_OBS)"
836 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_CLI_DEPS)"
837 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_CLI_SRCS)"
838 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_CLI_INITS)"
839 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_CLI_CFLAGS)"
840 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_CLI_ALL)"
841 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_CLI_CLEAN)"
842 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_CLI_INSTALL)"
843 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_CLI_UNINSTALL)"
848 dnl Handle optional features that can be enabled.
850 dnl Handle MI sub-directory configury.
852 [ --enable-gdbmi Enable GDB-MI interface],
854 case "${enable_gdbmi}" in
856 "") enable_gdbmi=yes ;;
858 AC_MSG_ERROR(Bad value for --enable-gdbmi: ${enableval})
863 case ${enable_gdbmi} in
865 if test -d "${srcdir}/mi" ; then
866 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_MI_OBS)"
867 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_MI_DEPS)"
868 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_MI_SRCS)"
869 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_MI_INITS)"
870 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_MI_CFLAGS)"
871 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_MI_ALL)"
872 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_MI_CLEAN)"
873 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_MI_INSTALL)"
874 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_MI_UNINSTALL)"
879 # Configure UI_OUT by default (before 5.2 it can be disabled)
880 # It must be configured if gdbmi is configured
883 AC_SUBST(UIOUT_CFLAGS)
886 [ --with-uiout Use new uiout functions instead of *printf's],
887 [case "${withval}" in
888 yes) want_uiout=true ;;
889 no) if test $enable_gdbmi = yes; then
890 AC_MSG_ERROR(uiout is needed for MI and cannot be disabled)
894 *) AC_MSG_ERROR(bad value ${withval} for GDB with-uiout option) ;;
896 [want_uiout=true])dnl
898 if test $want_uiout = true; then
899 UIOUT_CFLAGS="-DUI_OUT=1"
902 AC_ARG_ENABLE(netrom,
903 [ --enable-netrom Enable NetROM support],
904 [case "${enableval}" in
905 yes) enable_netrom=yes ;;
906 no) enable_netrom=no ;;
907 *) AC_MSG_ERROR(bad value ${enableval} given for netrom option) ;;
910 if test "${enable_netrom}" = "yes"; then
911 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} remote-nrom.o"
912 CONFIG_SRCS="${CONFIG_SRCS} remote-nrom.c"
916 # NOTE: Don't add -Wall or -Wunused, they both include
917 # -Wunused-parameter which reports bogus warnings.
918 # NOTE: If you add to this list, remember to update
919 # gdb/doc/gdbint.texinfo.
920 build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
921 -Wformat -Wparentheses -Wpointer-arith -Wuninitialized"
922 # Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
923 # -Wunused-function -Wunused-label -Wunused-variable -Wunused-value
924 # -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual
925 # -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
926 # -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
927 # -Woverloaded-virtual -Winline -Werror"
928 AC_ARG_ENABLE(build-warnings,
929 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
930 [case "${enableval}" in
932 no) build_warnings="-w";;
933 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
934 build_warnings="${build_warnings} ${t}";;
935 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
936 build_warnings="${t} ${build_warnings}";;
937 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
939 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
940 echo "Setting compiler warning flags = $build_warnings" 6>&1
942 AC_ARG_ENABLE(gdb-build-warnings,
943 [ --enable-gdb-build-warnings Enable GDB specific build-time compiler warnings if gcc is used],
944 [case "${enableval}" in
946 no) build_warnings="-w";;
947 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
948 build_warnings="${build_warnings} ${t}";;
949 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
950 build_warnings="${t} ${build_warnings}";;
951 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
953 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
954 echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
958 if test "x${build_warnings}" != x -a "x$GCC" = xyes
960 AC_MSG_CHECKING(compiler warning flags)
961 # Separate out the -Werror flag as some files just cannot be
962 # compiled with it enabled.
963 for w in ${build_warnings}; do
965 -Werr*) WERROR_CFLAGS=-Werror ;;
966 *) # Check that GCC accepts it
967 saved_CFLAGS="$CFLAGS"
969 AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
970 CFLAGS="$saved_CFLAGS"
973 AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
975 AC_SUBST(WARN_CFLAGS)
976 AC_SUBST(WERROR_CFLAGS)
980 AC_SUBST(MMALLOC_CFLAGS)
984 [ --with-mmalloc Use memory mapped malloc package],
985 [case "${withval}" in
986 yes) want_mmalloc=true ;;
987 no) want_mmalloc=false;;
988 *) AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;;
989 esac],[want_mmalloc=false])dnl
991 if test x$want_mmalloc = xtrue; then
992 AC_DEFINE(USE_MMALLOC)
993 AC_DEFINE(MMCHECK_FORCE)
994 MMALLOC_CFLAGS="-I$srcdir/../mmalloc"
995 MMALLOC='../mmalloc/libmmalloc.a'
998 # In the Cygwin environment, we need some additional flags.
999 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
1000 [AC_EGREP_CPP(lose, [
1001 #if defined (__CYGWIN__) || defined (__CYGWIN32__)
1003 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
1006 dnl Figure out which of the many generic ser-*.c files the _host_ supports.
1007 SER_HARDWIRE="ser-unix.o ser-pipe.o ser-tcp.o"
1009 *go32* ) SER_HARDWIRE=ser-go32.o ;;
1010 *djgpp* ) SER_HARDWIRE=ser-go32.o ;;
1012 AC_SUBST(SER_HARDWIRE)
1014 # libreadline needs libuser32.a in a cygwin environment
1016 if test x$gdb_cv_os_cygwin = xyes; then
1017 WIN32LIBS="-luser32"
1019 *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
1025 LIBGUI="../libgui/src/libgui.a"
1026 GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
1028 AC_SUBST(GUI_CFLAGS_X)
1031 [ --with-cpu=CPU Set the default CPU variant to debug],
1032 [case "${target}" in
1033 powerpc-* | powerpcle-* )
1034 ## It would be nice to keep this table in sync with the one in
1036 case "${with_cpu}" in
1037 ppc-uisa | rs6000 | 403 | 403GC | 505 | 860 | 601 | 602 | 603 \
1039 ## Those are all handled in variants in rs6000-tdep.c, so they're fine.
1041 common | power | power2 | rios | rios1 | rios2 | rsc | rsc1 )
1042 ## These are all RS6000 variants, as far as GDB is concerned.
1052 AC_MSG_WARN(GDB: unknown --with-cpu value: \`${with_cpu}'; using \`ppc-uisa'.)
1058 AC_MSG_WARN(GDB may ignore the --with-cpu flag for ${target} targets)
1061 AC_DEFINE_UNQUOTED(TARGET_CPU_DEFAULT, "${with_cpu}")
1065 AC_ARG_ENABLE(gdbtk,
1066 [ --enable-gdbtk Enable GDBTK GUI front end],
1067 [case "${enableval}" in
1071 AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
1074 AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
1082 AC_MSG_ERROR(bad value ${enableval} given for gdbtk option) ;;
1085 # Default is on for everything but go32 and Cygwin
1090 if test -d "${srcdir}/gdbtk" ; then
1099 AC_SUBST(WIN32LDAPP)
1104 if test "${enable_gdbtk}" = "yes"; then
1106 # Gdbtk must have an absolute path to srcdir in order to run
1107 # properly when not installed.
1113 CY_AC_PATH_TCLCONFIG
1114 if test -z "${no_tcl}"; then
1115 CY_AC_LOAD_TCLCONFIG
1118 # now look for Tcl library stuff
1129 TCL_DEPS="${tcldir}${TCL_LIB_FILE}"
1131 # If $no_tk is nonempty, then we can't do Tk, and there is no
1132 # point to doing Tcl.
1133 if test -z "${no_tk}"; then
1141 # now look for Tk library stuff
1152 TK_DEPS="${tkdir}${TK_LIB_FILE}"
1154 # now look for Itcl library stuff
1156 CY_AC_PATH_ITCLCONFIG
1157 if test -z "${no_itcl}"; then
1158 CY_AC_LOAD_ITCLCONFIG
1160 ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
1161 ITCL_DEPS="${ITCL_LIB_FULL_PATH}"
1165 # now look for Itk library stuff
1166 CY_AC_PATH_ITKCONFIG
1167 if test -z "${no_itcl}"; then
1168 CY_AC_LOAD_ITKCONFIG
1170 ITKLIB="${ITK_BUILD_LIB_SPEC}"
1171 ITK_DEPS="${ITK_LIB_FULL_PATH}"
1174 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
1175 # Tcl/Tk 8.1 require -fwritable strings. I don't
1176 # know whether 8.2 will or not, but I bet it will.
1177 # I don't have to worry about 7.x since we don't support it.
1179 if test "$GCC" = "yes"; then
1180 if test "$TCL_VERSION" != "8.0" ; then
1181 GDBTK_CFLAGS="-fwritable-strings"
1185 # Include some libraries that Tcl and Tk want.
1186 TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
1187 # Yes, the ordering seems wrong here. But it isn't.
1188 # TK_LIBS is the list of libraries that need to be linked
1189 # after Tcl/Tk. Note that this isn't put into LIBS. If it
1190 # were in LIBS then any link tests after this point would
1191 # try to include things like `$(LIBGUI)', which wouldn't work.
1192 GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
1194 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
1195 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
1196 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
1197 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_GDBTK_INITS)"
1198 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_GDBTK_ALL)"
1199 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_GDBTK_CLEAN)"
1200 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_GDBTK_INSTALL)"
1201 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_GDBTK_UNINSTALL)"
1203 if test x$gdb_cv_os_cygwin = xyes; then
1204 WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
1205 WIN32LDAPP="-Wl,--subsystem,console"
1206 CONFIG_OBS="${CONFIG_OBS} gdbres.o"
1211 SUBDIRS="${SUBDIRS} gdbtk"
1212 configdirs="${configdirs} gdbtk"
1225 AC_SUBST(GDBTK_CFLAGS)
1226 AC_SUBST(GDBTK_SRC_DIR)
1231 # Unlike the sim directory, whether a simulator is linked is controlled by
1232 # presence of a SIM= and a SIM_OBS= definition in the target '.mt' file.
1233 # This code just checks for a few cases where we'd like to ignore those
1234 # definitions, even when they're present in the '.mt' file. These cases
1235 # are when --disable-sim is specified, or if the simulator directory is
1236 # not part of the source tree.
1239 [ --enable-sim Link gdb with simulator],
1240 [echo "enable_sim = $enable_sim";
1241 echo "enableval = ${enableval}";
1242 case "${enableval}" in
1243 yes) ignore_sim=false ;;
1244 no) ignore_sim=true ;;
1245 *) ignore_sim=false ;;
1249 if test ! -d "${srcdir}/../sim"; then
1253 if test "${ignore_sim}" = "true"; then
1255 IGNORE_SIM_OBS="SIM_OBS="
1261 AC_SUBST(IGNORE_SIM)
1262 AC_SUBST(IGNORE_SIM_OBS)
1264 AC_SUBST(ENABLE_CFLAGS)
1266 AC_SUBST(CONFIG_OBS)
1267 AC_SUBST(CONFIG_LIB_OBS)
1268 AC_SUBST(CONFIG_DEPS)
1269 AC_SUBST(CONFIG_SRCS)
1270 AC_SUBST(CONFIG_INITS)
1271 AC_SUBST(CONFIG_ALL)
1272 AC_SUBST(CONFIG_CLEAN)
1273 AC_SUBST(CONFIG_INSTALL)
1274 AC_SUBST(CONFIG_UNINSTALL)
1276 # Begin stuff to support --enable-shared
1277 AC_ARG_ENABLE(shared,
1278 [ --enable-shared Use shared libraries],
1279 [case "${enableval}" in
1287 # If we have shared libraries, try to set rpath reasonably.
1288 if test "${shared}" = "true"; then
1291 HLDFLAGS='-Wl,+s,+b,$(libdir)'
1293 *-*-irix5* | *-*-irix6*)
1294 HLDFLAGS='-Wl,-rpath,$(libdir)'
1298 *-*-linux* | *-pc-linux-gnu*)
1299 HLDFLAGS='-Wl,-rpath,$(libdir)'
1302 HLDFLAGS='-R $(libdir)'
1305 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;'
1310 # On SunOS, if the linker supports the -rpath option, use it to
1311 # prevent ../bfd and ../opcodes from being included in the run time
1315 echo 'main () { }' > conftest.c
1316 ${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
1317 if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
1319 elif grep 'No such file' conftest.t >/dev/null 2>&1; then
1321 elif grep 'do not mix' conftest.t >/dev/null 2>&1; then
1323 elif grep 'some text already loaded' conftest.t >/dev/null 2>&1; then
1325 elif test "${shared}" = "true"; then
1326 HLDFLAGS='-Wl,-rpath=$(libdir)'
1328 HLDFLAGS='-Wl,-rpath='
1330 rm -f conftest.t conftest.c conftest
1335 # End stuff to support --enable-shared
1337 # target_subdir is used by the testsuite to find the target libraries.
1339 if test "${host}" != "${target}"; then
1340 target_subdir="${target_alias}/"
1342 AC_SUBST(target_subdir)
1345 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
1346 if test ! -f ${host_makefile_frag}; then
1347 # When building a native debuger the .mh file containing things
1348 # like NATDEPFILES is needed. Cross debuggers don't need .mh
1349 # since it no longer contains anything useful.
1350 if test "${target}" = "${host}"; then
1351 AC_MSG_ERROR("*** Gdb does not support native target ${host}")
1353 host_makefile_frag=/dev/null
1356 frags="$frags $host_makefile_frag"
1358 target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
1359 if test ! -f ${target_makefile_frag}; then
1360 AC_MSG_ERROR("*** Gdb does not support target ${target}")
1362 frags="$frags $target_makefile_frag"
1364 AC_SUBST_FILE(host_makefile_frag)
1365 AC_SUBST_FILE(target_makefile_frag)
1370 s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1371 ' ${host_makefile_frag}`
1373 targetfile=`sed -n '
1374 s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1375 ' ${target_makefile_frag}`
1377 GDB_MULTI_ARCH=`sed -n '
1378 s/GDB_MULTI_ARCH[ ]*=[ ]*\([^ ]*\)[ ]*/\1/p
1379 ' ${target_makefile_frag}`
1381 if test "${target}" = "${host}"; then
1382 # We pick this up from the host configuration file (.mh) because we
1383 # do not have a native configuration Makefile fragment.
1384 nativefile=`sed -n '
1385 s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1386 ' ${host_makefile_frag}`
1390 # New targets should just set gdb_multi_arch=yes in configure.tgt.
1391 # Old targets being converted can either do that or set GDB_MULTI_ARCH
1392 # in the target specific makefile frag. Eventually gdb_multi_arch=yes
1393 # will be the default.
1394 if test x"${GDB_MULTI_ARCH}" = x ; then
1395 case "${gdb_multi_arch}" in
1396 yes ) GDB_MULTI_ARCH=GDB_MULTI_ARCH_PURE ;;
1397 no ) GDB_MULTI_ARCH=0 ;;
1398 0|1|2 ) GDB_MULTI_ARCH=${gdb_multi_arch} ;;
1401 if test x"${GDB_MULTI_ARCH}" != x ; then
1402 AC_DEFINE_UNQUOTED(GDB_MULTI_ARCH, ${GDB_MULTI_ARCH})
1404 # Warn the user when they use an old practice
1405 case "${GDB_MULTI_ARCH}" in
1407 0 | GDB_MULTI_ARCH_PARTIAL | 1 | GDB_MULTI_ARCH_TM | 2 )
1408 AC_MSG_WARN("GDB: Target is not pure multi-arch") ;;
1409 GDB_MULTI_ARCH_PURE )
1410 if test x"${targetfile}" != x ; then
1411 AC_MSG_WARN("GDB: Ignoring TM_FILE in ${target_makefile_frag}")
1414 *) AC_MSG_ERROR("GDB: Unknown GDB_MULTI_ARCH value ${GDB_MULTI_ARCH}");;
1417 if test "${enable_multi_ice}" = "yes"; then
1418 SUBDIRS="${SUBDIRS} multi-ice"
1421 # ``gdbserver'' can only be built in a native configuration.
1422 if test x"${target}" = x"${host}"; then
1423 AC_MSG_CHECKING(whether gdbserver is supported on this host)
1424 if test x"${build_gdbserver}" = xyes ; then
1425 configdirs="${configdirs} gdbserver"
1426 SUBDIRS="${SUBDIRS} gdbserver"
1435 # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
1436 # (NAT_FILE) is not set in config/*/*.m[ht] files, we link to an empty
1444 if test "${hostfile}" != ""; then
1446 GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}"
1447 files="${files} ${GDB_XM_FILE}"
1448 links="${links} xm.h"
1449 AC_DEFINE_UNQUOTED(GDB_XM_FILE, ${GDB_XM_FILE})
1455 if test "${targetfile}" != ""; then
1457 GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}"
1458 files="${files} ${GDB_TM_FILE}"
1459 links="${links} tm.h"
1460 AC_DEFINE_UNQUOTED(GDB_TM_FILE, ${GDB_TM_FILE})
1466 if test "${nativefile}" != ""; then
1468 GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}"
1469 files="${files} ${GDB_NM_FILE}"
1470 links="${links} nm.h"
1471 AC_DEFINE_UNQUOTED(GDB_NM_FILE, ${GDB_NM_FILE})
1475 AC_LINK_FILES($files, $links)
1477 dnl Check for exe extension set on certain hosts (e.g. Win32)
1480 dnl Detect the character set used by this host.
1482 dnl At the moment, we just assume it's ISO-8859-1 (which is a
1483 dnl superset of ASCII containing the characters needed for French,
1484 dnl German, Spanish, Italian, and possibly others), but if were
1485 dnl *were* to support any host character sets other than ISO-8859-1,
1486 dnl here's where we'd detect it.
1487 AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "ISO-8859-1",
1488 [Define to be a string naming the default host character set.])
1492 AC_CONFIG_SUBDIRS($configdirs)
1493 AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
1495 dnl Autoconf doesn't provide a mechanism for modifying definitions
1496 dnl provided by makefile fragments.
1498 if test "${nativefile}" = ""; then
1500 sed -e '/^NATDEPFILES[[ ]]*=.*\\$/,/[[^\\]]$/s/^/# /' \
1501 -e '/^NATDEPFILES[[ ]]*=/s/^/# /' \
1502 | sed -e '/^\(NATDEPFILES[[ ]]*[[+]]=[[ ]]*\)/s//# \1/' \
1504 mv -f Makefile.tem Makefile
1508 sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/,
1509 /^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,
1510 /^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
1511 mv -f Makefile.tmp Makefile
1515 case x$CONFIG_HEADERS in
1516 xconfig.h:config.in)
1521 gdb_host_cpu=$gdb_host_cpu
1522 gdb_target_cpu=$gdb_target_cpu
1523 nativefile=$nativefile