1 dnl Autoconf configure script for GDB, the GNU debugger.
2 dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001
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 $srcdir;pwd`/..)
36 dnl gdb doesn't use gettext, but bfd does. We call this to ensure we
37 dnl link with the correct libraries.
41 dnl List of object files added by configure.
54 configdirs="doc testsuite"
56 AC_ARG_ENABLE(multi-ice,
57 [ --enable-multi-ice Build the multi-ice-gdb-server],
58 [case "${enableval}" in
59 yes ) enable_multi_ice="yes" ;;
60 no) enable_multi_ice="no" ;;
61 *) AC_MSG_ERROR(Bad value for --enable-multi-ice: ${enableval}) ;;
65 if test "${enable_multi_ice}" = "yes"; then
66 configdirs="${configdirs} multi-ice"
72 . ${srcdir}/configure.host
74 . ${srcdir}/configure.tgt
76 targ=${target} ; . ${srcdir}/../bfd/config.bfd
81 dnl use BFD to determine the default architecture and byte order
82 dnl (bfd_vec->byteorder provides the latter).
84 . ${srcdir}/../bfd/config.bfd
86 dnl We only want the first arch, if there is more than one.
87 targ_archs=`echo ${targ_archs} | sed -e 's/ .*//;'`
89 if test x"${targ_archs}" != x ; then
90 AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, ${targ_archs})
92 if test x"${targ_defvec}" != x ; then
93 AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, ${targ_defvec})
99 AC_CHECK_TOOL(RANLIB, ranlib, :)
100 AC_CHECK_TOOL(DLLTOOL, dlltool)
101 AC_CHECK_TOOL(WINDRES, windres)
104 dnl MiG is needed for the Hurd.
105 AC_CHECK_TOOL(MIG, mig)
113 dnl Solaris 7 needs _MSE_INT_H defined to avoid a clash between <widec.h>
114 dnl and <wchar.h> that causes AC_CHECK_HEADERS to think <curses.h> doesn't
117 case $host_os in solaris2.7 | solaris2.8) case "$GCC" in yes)
118 AC_DEFINE(_MSE_INT_H)
121 AC_CHECK_HEADERS(ctype.h endian.h nlist.h link.h thread_db.h proc_service.h \
122 memory.h objlist.h ptrace.h sgtty.h stddef.h stdlib.h \
123 string.h sys/procfs.h sys/ptrace.h sys/reg.h stdint.h \
124 term.h termio.h termios.h unistd.h wait.h sys/wait.h \
125 wchar.h wctype.h asm/debugreg.h sys/debugreg.h sys/select.h \
126 time.h sys/file.h sys/ioctl.h sys/user.h sys/fault.h sys/syscall.h \
127 dirent.h sys/ndir.h sys/dir.h ndir.h \
134 AC_CHECK_FUNCS(setpgid sbrk sigaction isascii bzero bcopy btowc poll sigprocmask)
138 # See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
139 # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
140 AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
141 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_fs;],
142 gdb_cv_struct_reg_r_fs=yes, gdb_cv_struct_reg_r_fs=no)])
143 if test $gdb_cv_struct_reg_r_fs = yes; then
144 AC_DEFINE(HAVE_STRUCT_REG_R_FS)
146 AC_CACHE_CHECK([for r_gs in struct reg], gdb_cv_struct_reg_r_gs,
147 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_gs;],
148 gdb_cv_struct_reg_r_gs=yes, gdb_cv_struct_reg_r_gs=no)])
149 if test $gdb_cv_struct_reg_r_gs = yes; then
150 AC_DEFINE(HAVE_STRUCT_REG_R_GS)
153 # See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
154 AC_MSG_CHECKING(for PTRACE_GETREGS)
155 AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
156 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
158 [gdb_cv_have_ptrace_getregs=yes],
159 [gdb_cv_have_ptrace_getregs=no])])
160 AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
161 if test $gdb_cv_have_ptrace_getregs = yes; then
162 AC_DEFINE(HAVE_PTRACE_GETREGS)
165 # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
166 AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
167 AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
168 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
169 [PTRACE_GETFPXREGS;],
170 [gdb_cv_have_ptrace_getfpxregs=yes],
171 [gdb_cv_have_ptrace_getfpxregs=no])])
172 AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
173 if test $gdb_cv_have_ptrace_getfpxregs = yes; then
174 AC_DEFINE(HAVE_PTRACE_GETFPXREGS)
177 # See if <sys/ptrace.h> provides the PT_GETDBREGS request.
178 AC_MSG_CHECKING(for PT_GETDBREGS)
179 AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
180 [AC_TRY_COMPILE([#include <sys/types.h>
181 #include <sys/ptrace.h>],
183 [gdb_cv_have_pt_getdbregs=yes],
184 [gdb_cv_have_pt_getdbregs=no])])
185 AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
186 if test $gdb_cv_have_pt_getdbregs = yes; then
187 AC_DEFINE(HAVE_PT_GETDBREGS)
191 AC_CHECK_LIB(socket, socketpair)
192 AC_CHECK_FUNCS(socketpair)
195 BFD_NEED_DECLARATION(malloc)
196 BFD_NEED_DECLARATION(realloc)
197 BFD_NEED_DECLARATION(free)
198 BFD_NEED_DECLARATION(strerror)
199 BFD_NEED_DECLARATION(strdup)
200 BFD_NEED_DECLARATION(strstr)
203 # The following save_state_t checkery is only necessary for HPUX
204 # versions earlier than 10.20. When those fade from memory, this
205 # could be expunged. --jsm 1999-03-22
207 AC_MSG_CHECKING(for HPUX save_state structure)
208 AC_EGREP_HEADER(save_state_t, machine/save_state.h,
209 gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no)
210 AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes,
211 gdb_cv_hpux_sswide=no)
212 if test $gdb_cv_hpux_savestate = yes
214 AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1)
216 if test $gdb_cv_hpux_sswide = yes
218 AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1)
220 AC_MSG_RESULT($gdb_cv_hpux_sswide)
223 # If we are configured native on GNU/Linux, work around problems with
225 # Also detect which type of /proc is in use, such as for Unixware or Solaris.
227 if test "${target}" = "${host}"; then
229 i[[3456]]86-*-linux*)
230 AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
231 AC_DEFINE(sys_quotactl)
234 AC_DEFINE(NEW_PROC_API)
236 *-*-unixware* | *-*-sysv4.2* | *-*-sysv5*)
237 AC_DEFINE(NEW_PROC_API)
239 *-*-solaris2.[[678]])
240 AC_DEFINE(NEW_PROC_API)
245 if test "$ac_cv_header_sys_procfs_h" = yes; then
246 BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
247 BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
248 BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
249 BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
250 BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
251 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
252 BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
253 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
254 BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
255 BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
256 BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
257 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
258 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
259 BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
262 dnl Check for broken prfpregset_t type
264 dnl For Linux/i386, glibc 2.1.3 was released with a bogus
265 dnl prfpregset_t type (it's a typedef for the pointer to a struct
266 dnl instead of the struct itself). We detect this here, and work
267 dnl around it in lin-thread.c.
269 if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
270 AC_MSG_CHECKING(whether prfpregset_t type is broken)
271 AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
272 [AC_TRY_RUN([#include <sys/procfs.h>
275 if (sizeof (prfpregset_t) == sizeof (void *))
279 gdb_cv_prfpregset_t_broken=no,
280 gdb_cv_prfpregset_t_broken=yes,
281 gdb_cv_prfpregset_t_broken=yes)])
282 AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
283 if test $gdb_cv_prfpregset_t_broken = yes; then
284 AC_DEFINE(PRFPREGSET_T_BROKEN)
288 dnl Check for PIOCSET ioctl entry
290 AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
291 AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
292 [AC_TRY_COMPILE([#include <unistd.h>
293 #include <sys/types.h>
294 #include <sys/procfs.h>
297 dummy = ioctl(0, PIOCSET, &dummy);
299 gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
300 AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
301 if test $gdb_cv_have_procfs_piocset = yes; then
302 AC_DEFINE(HAVE_PROCFS_PIOCSET)
306 dnl For native ports (host == target), check to see what kind of
307 dnl legacy link.h support is needed. (See solib-legacy.c.)
308 if test ${host} = ${target} ; then
309 dnl Check for struct link_map with l_ members which are indicative
310 dnl of SVR4-like shared libraries
312 AC_MSG_CHECKING(for member l_addr in struct link_map)
313 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
314 [AC_TRY_COMPILE([#include <link.h>],
315 [struct link_map lm; (void) lm.l_addr;],
316 gdb_cv_have_struct_link_map_with_l_members=yes,
317 gdb_cv_have_struct_link_map_with_l_members=no)])
318 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
319 if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
320 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS)
323 dnl Check for struct link_map with lm_ members which are indicative
324 dnl of SunOS-like shared libraries
326 AC_MSG_CHECKING(for member lm_addr in struct link_map)
327 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
328 [AC_TRY_COMPILE([#include <sys/types.h>
330 [struct link_map lm; (void) lm.lm_addr;],
331 gdb_cv_have_struct_link_map_with_lm_members=yes,
332 gdb_cv_have_struct_link_map_with_lm_members=no)])
333 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
334 if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
335 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS)
338 dnl Check for struct so_map with som_ members which are found on
339 dnl some *BSD systems.
341 AC_MSG_CHECKING(for member som_addr in struct so_map)
342 AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
343 [AC_TRY_COMPILE([#include <sys/types.h>
348 [struct so_map lm; (void) lm.som_addr;],
349 gdb_cv_have_struct_so_map_with_som_members=yes,
350 gdb_cv_have_struct_so_map_with_som_members=no)])
351 AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
352 if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
353 AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS)
356 dnl Check for struct link_map32 type, which allows a 64-bit Solaris
357 dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
359 AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
360 AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
361 [AC_TRY_COMPILE([#define _SYSCALL32
362 #include <sys/link.h>], [struct link_map32 l;],
363 gdb_cv_have_struct_link_map32=yes,
364 gdb_cv_have_struct_link_map32=no)])
365 AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
366 if test $gdb_cv_have_struct_link_map32 = yes; then
367 AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
371 dnl See if host has libm. This is usually needed by simulators.
372 AC_CHECK_LIB(m, main)
374 dnl Solaris puts wctype in /usr/lib/libw.a before Solaris 2.6.
376 dnl A bug in GNU ld 2.9.1 causes a problem if we link in -lw
377 dnl under Solaris 2.6 because it is some funky empty library.
378 dnl So only link in libw if we have to.
379 AC_CHECK_LIB(c, wctype,: ,AC_CHECK_LIB(w, wctype))
381 dnl See if compiler supports "long long" type.
383 AC_MSG_CHECKING(for long long support in compiler)
384 AC_CACHE_VAL(gdb_cv_c_long_long,
386 extern long long foo;
387 switch (foo & 2) { case 0: return 1; }
389 gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
390 AC_MSG_RESULT($gdb_cv_c_long_long)
391 if test $gdb_cv_c_long_long = yes; then
392 AC_DEFINE(CC_HAS_LONG_LONG)
395 dnl See if the compiler and runtime support printing long long
397 AC_MSG_CHECKING(for long long support in printf)
398 AC_CACHE_VAL(gdb_cv_printf_has_long_long,
403 l = (l << 16) + 0x0123;
404 l = (l << 16) + 0x4567;
405 l = (l << 16) + 0x89ab;
406 l = (l << 16) + 0xcdef;
407 sprintf (buf, "0x%016llx", l);
408 return (strcmp ("0x0123456789abcdef", buf));
410 gdb_cv_printf_has_long_long=yes,
411 gdb_cv_printf_has_long_long=no,
412 gdb_cv_printf_has_long_long=no)])
413 if test $gdb_cv_printf_has_long_long = yes; then
414 AC_DEFINE(PRINTF_HAS_LONG_LONG)
416 AC_MSG_RESULT($gdb_cv_printf_has_long_long)
418 dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE
419 dnl because autoconf complains about cross-compilation issues. However, this
420 dnl code uses the same variables as the macro for compatibility.
422 AC_MSG_CHECKING(for long double support in compiler)
423 AC_CACHE_VAL(ac_cv_c_long_double,
424 [AC_TRY_COMPILE(, [long double foo;],
425 ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
426 AC_MSG_RESULT($ac_cv_c_long_double)
427 if test $ac_cv_c_long_double = yes; then
428 AC_DEFINE(HAVE_LONG_DOUBLE)
431 dnl See if the compiler and runtime support printing long doubles
433 AC_MSG_CHECKING(for long double support in printf)
434 AC_CACHE_VAL(gdb_cv_printf_has_long_double,
438 long double f = 3.141592653;
439 sprintf (buf, "%Lg", f);
440 return (strncmp ("3.14159", buf, 7));
442 gdb_cv_printf_has_long_double=yes,
443 gdb_cv_printf_has_long_double=no,
444 gdb_cv_printf_has_long_double=no)])
445 if test $gdb_cv_printf_has_long_double = yes; then
446 AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
448 AC_MSG_RESULT($gdb_cv_printf_has_long_double)
450 dnl See if the compiler and runtime support scanning long doubles
452 AC_MSG_CHECKING(for long double support in scanf)
453 AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
456 char *buf = "3.141592653";
458 sscanf (buf, "%Lg", &f);
459 return !(f > 3.14159 && f < 3.14160);
461 gdb_cv_scanf_has_long_double=yes,
462 gdb_cv_scanf_has_long_double=no,
463 gdb_cv_scanf_has_long_double=no)])
464 if test $gdb_cv_scanf_has_long_double = yes; then
465 AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
467 AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
471 dnl See if thread_db library is around for Solaris thread debugging. Note that
472 dnl we must explicitly test for version 1 of the library because version 0
473 dnl (present on Solaris 2.4 or earlier) doesn't have the same API.
475 dnl Note that we only want this if we are both native (host == target), and
476 dnl not doing a canadian cross build (build == host).
478 if test ${build} = ${host} -a ${host} = ${target} ; then
481 AC_MSG_CHECKING(for HPUX/OSF thread support)
482 if test -f /usr/include/dce/cma_config.h ; then
483 if test "$GCC" = "yes" ; then
485 AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
486 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} hpux-thread.o"
487 CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
489 AC_MSG_RESULT(no (suppressed because you are not using GCC))
496 AC_MSG_CHECKING(for Solaris thread debugging library)
497 if test -f /usr/lib/libthread_db.so.1 ; then
499 AC_DEFINE(HAVE_THREAD_DB_LIB)
500 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} sol-thread.o"
501 CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
502 AC_CHECK_LIB(dl, dlopen)
503 if test "$GCC" = "yes" ; then
504 # The GNU linker requires the -export-dynamic option to make
505 # all symbols visible in the dynamic symbol table.
506 hold_ldflags=$LDFLAGS
507 AC_MSG_CHECKING(for the ld -export-dynamic flag)
508 LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
509 AC_TRY_LINK(, [int i;], found=yes, found=no)
510 LDFLAGS=$hold_ldflags
511 AC_MSG_RESULT($found)
512 if test $found = yes; then
513 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
516 # Sun randomly tweaked the prototypes in <proc_service.h>
518 AC_MSG_CHECKING(if <proc_service.h> is old)
519 AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
521 #include <proc_service.h>
523 (struct ps_prochandle*, psaddr_t, const void*, size_t);
524 ],, gdb_cv_proc_service_is_old=no,
525 gdb_cv_proc_service_is_old=yes)
527 AC_MSG_RESULT($gdb_cv_proc_service_is_old)
528 if test $gdb_cv_proc_service_is_old = yes; then
529 AC_DEFINE(PROC_SERVICE_IS_OLD)
536 AC_SUBST(CONFIG_LDFLAGS)
539 dnl The CLI cannot be disabled yet, but may be in the future
541 dnl Handle CLI sub-directory configury.
542 AC_ARG_ENABLE(gdbcli,
543 [ --enable-gdbcli Enable GDB-CLI interface],
545 case "${enableval}" in
546 yes) enable_gdbcli=yes ;;
547 "") enable_gdbcli=yes ;;
549 AC_MSG_ERROR(The CLI cannot be disabled yet)
552 AC_MSG_ERROR(Bad value for --enable-gdbcli: ${enableval})
557 case ${enable_gdbcli} in
559 if test -d "${srcdir}/cli" ; then
560 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_CLI_OBS)"
561 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_CLI_DEPS)"
562 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_CLI_SRCS)"
563 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_CLI_INITS)"
564 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_CLI_CFLAGS)"
565 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_CLI_ALL)"
566 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_CLI_CLEAN)"
567 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_CLI_INSTALL)"
568 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_CLI_UNINSTALL)"
573 dnl Handle optional features that can be enabled.
575 dnl Handle MI sub-directory configury.
577 [ --enable-gdbmi Enable GDB-MI interface],
579 case "${enable_gdbmi}" in
581 "") enable_gdbmi=yes ;;
583 AC_MSG_ERROR(Bad value for --enable-gdbmi: ${enableval})
588 case ${enable_gdbmi} in
590 if test -d "${srcdir}/mi" ; then
591 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_MI_OBS)"
592 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_MI_DEPS)"
593 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_MI_SRCS)"
594 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_MI_INITS)"
595 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_MI_CFLAGS)"
596 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_MI_ALL)"
597 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_MI_CLEAN)"
598 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_MI_INSTALL)"
599 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_MI_UNINSTALL)"
604 # Configure UI_OUT by default (before 5.2 it can be disabled)
605 # It must be configured if gdbmi is configured
608 AC_SUBST(UIOUT_CFLAGS)
611 [ --with-uiout Use new uiout functions instead of *printf's],
612 [case "${withval}" in
613 yes) want_uiout=true ;;
614 no) if test $enable_gdbmi = yes; then
615 AC_MSG_ERROR(uiout is needed for MI and cannot be disabled)
619 *) AC_MSG_ERROR(bad value ${withval} for GDB with-uiout option) ;;
621 [want_uiout=true])dnl
623 if test $want_uiout = true; then
624 UIOUT_CFLAGS="-DUI_OUT=1"
628 [ --enable-tui Enable full-screen terminal user interface],
630 case "${enable_tui}" in
632 "") enable_tui=yes ;;
634 AC_MSG_ERROR(Bad value for --enable-tui: ${enableval})
638 case ${enable_tui} in
640 if test -d "${srcdir}/tui" ; then
641 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_TUI_OBS)"
642 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_TUI_DEPS)"
643 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_TUI_SRCS)"
644 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_TUI_INITS)"
645 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_TUI_CFLAGS)"
646 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_TUI_ALL)"
647 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_TUI_CLEAN)"
648 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_TUI_INSTALL)"
649 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_TUI_UNINSTALL)"
654 AC_ARG_ENABLE(netrom,
655 [ --enable-netrom Enable NetROM support],
656 [case "${enableval}" in
657 yes) enable_netrom=yes ;;
658 no) enable_netrom=no ;;
659 *) AC_MSG_ERROR(bad value ${enableval} given for netrom option) ;;
662 if test "${enable_netrom}" = "yes"; then
663 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} remote-nrom.o"
664 CONFIG_SRCS="${CONFIG_SRCS} remote-nrom.c"
668 # NOTE: Don't add -Wall or -Wunused, they both include
669 # -Wunused-parameter which reports bogus warnings.
670 # NOTE: If you add to this list, remember to update
671 # gdb/doc/gdbint.texinfo.
672 build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
673 -Wformat -Wparentheses -Wpointer-arith -Wuninitialized"
674 # Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
675 # -Wunused-function -Wunused-label -Wunused-variable -Wunused-value
676 # -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual
677 # -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
678 # -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
679 # -Woverloaded-virtual -Winline -Werror"
680 AC_ARG_ENABLE(build-warnings,
681 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
682 [case "${enableval}" in
684 no) build_warnings="-w";;
685 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
686 build_warnings="${build_warnings} ${t}";;
687 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
688 build_warnings="${t} ${build_warnings}";;
689 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
691 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
692 echo "Setting compiler warning flags = $build_warnings" 6>&1
694 AC_ARG_ENABLE(gdb-build-warnings,
695 [ --enable-gdb-build-warnings Enable GDB specific build-time compiler warnings if gcc is used],
696 [case "${enableval}" in
698 no) build_warnings="-w";;
699 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
700 build_warnings="${build_warnings} ${t}";;
701 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
702 build_warnings="${t} ${build_warnings}";;
703 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
705 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
706 echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
710 if test "x${build_warnings}" != x -a "x$GCC" = xyes
712 AC_MSG_CHECKING(compiler warning flags)
713 # Separate out the -Werror flag as some files just cannot be
714 # compiled with it enabled.
715 for w in ${build_warnings}; do
717 -Werr*) WERROR_CFLAGS=-Werror ;;
718 *) # Check that GCC accepts it
719 if $CC $w 2>&1 | grep 'unrecognized option' > /dev/null; then
722 WARN_CFLAGS="${WARN_CFLAGS} $w"
726 AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
728 AC_SUBST(WARN_CFLAGS)
729 AC_SUBST(WERROR_CFLAGS)
733 AC_SUBST(MMALLOC_CFLAGS)
737 [ --with-mmalloc Use memory mapped malloc package],
738 [case "${withval}" in
739 yes) want_mmalloc=true ;;
740 no) want_mmalloc=false;;
741 *) AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;;
742 esac],[want_mmalloc=false])dnl
744 if test x$want_mmalloc = xtrue; then
745 AC_DEFINE(USE_MMALLOC)
746 AC_DEFINE(MMCHECK_FORCE)
747 MMALLOC_CFLAGS="-I$srcdir/../mmalloc"
748 MMALLOC='../mmalloc/libmmalloc.a'
751 AC_ARG_WITH(included-regex,
752 [ --with-included-regex Use included regex],
753 [case "${withval}" in
754 yes) want_included_regex=true ;;
755 no) want_included_regex=false;;
756 *) AC_MSG_ERROR(bad value ${withval} for GDB with-included-regex option) ;;
757 esac],[want_included_regex=true])dnl
759 if test $want_included_regex = false; then
760 AC_MSG_CHECKING(for GNU regex)
761 AC_CACHE_VAL(gdb_cv_have_gnu_regex,
762 [AC_TRY_COMPILE([#include <gnu-versions.h>
763 #include <sys/types.h>
765 [#if !defined _GNU_REGEX_INTERFACE_VERSION || !defined __GLIBC__ || __GLIBC__ < 2
766 #error No valid GNU regex.
769 [gdb_cv_have_gnu_regex=yes],
770 [gdb_cv_have_gnu_regex=no])])
771 AC_MSG_RESULT($gdb_cv_have_gnu_regex)
772 if test $gdb_cv_have_gnu_regex = no; then
773 want_included_regex=true
777 if test x${want_included_regex} = xtrue; then
779 AC_DEFINE(USE_INCLUDED_REGEX)
783 # In the Cygwin environment, we need some additional flags.
784 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
785 [AC_EGREP_CPP(lose, [
786 #if defined (__CYGWIN__) || defined (__CYGWIN32__)
788 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
791 dnl Figure out which of the many generic ser-*.c files the _host_ supports.
792 SER_HARDWIRE="ser-unix.o ser-pipe.o ser-tcp.o"
794 *go32* ) SER_HARDWIRE=ser-go32.o ;;
795 *djgpp* ) SER_HARDWIRE=ser-go32.o ;;
797 AC_SUBST(SER_HARDWIRE)
800 dnl Figure out which term library to use.
801 if test x$gdb_host = xgo32; then
804 if test x$gdb_cv_os_cygwin = xyes; then
805 TERM_LIB='`if test -r ../libtermcap/libtermcap.a; then echo ../libtermcap/libtermcap.a; else echo -ltermcap; fi`'
808 AC_CHECK_LIB(ncurses, tgetent, TERM_LIB=-lncurses,
809 AC_CHECK_LIB(Hcurses, tgetent, TERM_LIB=-lHcurses,
810 AC_CHECK_LIB(termlib, tgetent, TERM_LIB=-ltermlib,
811 AC_CHECK_LIB(termcap, tgetent, TERM_LIB=-ltermcap,
812 AC_CHECK_LIB(curses, tgetent, TERM_LIB=-lcurses,
813 AC_CHECK_LIB(terminfo, tgetent, TERM_LIB=-lterminfo))))))
815 if test "x$TERM_LIB" = x
817 AC_MSG_ERROR(Could not find a term library, e.g. termcap or termlib!)
823 # libreadline needs libuser32.a in a cygwin environment
825 if test x$gdb_cv_os_cygwin = xyes; then
828 *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
834 LIBGUI="../libgui/src/libgui.a"
835 GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
837 AC_SUBST(GUI_CFLAGS_X)
840 [ --with-cpu=CPU Set the default CPU variant to debug],
842 powerpc-* | powerpcle-* )
843 ## It would be nice to keep this table in sync with the one in
845 case "${with_cpu}" in
846 ppc-uisa | rs6000 | 403 | 403GC | 505 | 860 | 601 | 602 | 603 \
848 ## Those are all handled in variants in rs6000-tdep.c, so they're fine.
850 common | power | power2 | rios | rios1 | rios2 | rsc | rsc1 )
851 ## These are all RS6000 variants, as far as GDB is concerned.
861 AC_MSG_WARN(GDB: unknown --with-cpu value: \`${with_cpu}'; using \`ppc-uisa'.)
867 AC_MSG_WARN(GDB may ignore the --with-cpu flag for ${target} targets)
870 AC_DEFINE_UNQUOTED(TARGET_CPU_DEFAULT, "${with_cpu}")
875 [ --enable-gdbtk Enable GDBTK GUI front end],
876 [case "${enableval}" in
880 AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
883 AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
891 AC_MSG_ERROR(bad value ${enableval} given for gdbtk option) ;;
894 # Default is on for everything but go32 and Cygwin
899 if test -d "${srcdir}/gdbtk" ; then
913 if test "${enable_gdbtk}" = "yes"; then
916 if test -z "${no_tcl}"; then
920 # If $no_tk is nonempty, then we can't do Tk, and there is no
921 # point to doing Tcl.
922 if test -z "${no_tk}"; then
930 # now look for Itcl library stuff
932 CY_AC_PATH_ITCLCONFIG
933 if test -z "${no_itcl}"; then
934 CY_AC_LOAD_ITCLCONFIG
937 itcldir=../itcl/itcl/win/
940 itcldir=../itcl/itcl/unix/
945 ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
946 ITCL_DEPS="${itcldir}${ITCL_LIB_FILE}"
950 # now look for Itk library stuff
952 if test -z "${no_itcl}"; then
957 itkdir=../itcl/itk/win/
960 itkdir=../itcl/itk/unix/
964 ITKLIB="${ITK_BUILD_LIB_SPEC}"
965 ITK_DEPS="${itkdir}${ITK_LIB_FILE}"
968 # now look for Tix library stuff
970 if test -z "${no_tix}"; then
972 TIXLIB="${TIX_BUILD_LIB_SPEC}"
973 TIX_DEPS="${TIX_BUILD_LOCATION}/${TIX_LIB_FILE}"
976 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
977 # Tcl/Tk 8.1 require -fwritable strings. I don't
978 # know whether 8.2 will or not, but I bet it will.
979 # I don't have to worry about 7.x since we don't support it.
981 if test "$GCC" = "yes"; then
982 if test "$TCL_VERSION" != "8.0" ; then
983 GDBTK_CFLAGS="-fwritable-strings"
987 # Include some libraries that Tcl and Tk want.
988 TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TIX) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
989 # Yes, the ordering seems wrong here. But it isn't.
990 # TK_LIBS is the list of libraries that need to be linked
991 # after Tcl/Tk. Note that this isn't put into LIBS. If it
992 # were in LIBS then any link tests after this point would
993 # try to include things like `$(LIBGUI)', which wouldn't work.
994 GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
996 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
997 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
998 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
999 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_GDBTK_INITS)"
1000 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_GDBTK_ALL)"
1001 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_GDBTK_CLEAN)"
1002 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_GDBTK_INSTALL)"
1003 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_GDBTK_UNINSTALL)"
1005 if test x$gdb_cv_os_cygwin = xyes; then
1006 WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
1007 WIN32LDAPP="-Wl,--subsystem,console"
1008 CONFIG_OBS="${CONFIG_OBS} gdbres.o"
1024 AC_SUBST(GDBTK_CFLAGS)
1029 # Unlike the sim directory, whether a simulator is linked is controlled by
1030 # presence of a SIM= and a SIM_OBS= definition in the target '.mt' file.
1031 # This code just checks for a few cases where we'd like to ignore those
1032 # definitions, even when they're present in the '.mt' file. These cases
1033 # are when --disable-sim is specified, or if the simulator directory is
1034 # not part of the source tree.
1037 [ --enable-sim Link gdb with simulator],
1038 [echo "enable_sim = $enable_sim";
1039 echo "enableval = ${enableval}";
1040 case "${enableval}" in
1041 yes) ignore_sim=false ;;
1042 no) ignore_sim=true ;;
1043 *) ignore_sim=false ;;
1047 if test ! -d "${srcdir}/../sim"; then
1051 if test "${ignore_sim}" = "true"; then
1053 IGNORE_SIM_OBS="SIM_OBS="
1059 AC_SUBST(IGNORE_SIM)
1060 AC_SUBST(IGNORE_SIM_OBS)
1062 AC_SUBST(ENABLE_CFLAGS)
1064 AC_SUBST(CONFIG_OBS)
1065 AC_SUBST(CONFIG_LIB_OBS)
1066 AC_SUBST(CONFIG_DEPS)
1067 AC_SUBST(CONFIG_SRCS)
1068 AC_SUBST(CONFIG_INITS)
1069 AC_SUBST(CONFIG_ALL)
1070 AC_SUBST(CONFIG_CLEAN)
1071 AC_SUBST(CONFIG_INSTALL)
1072 AC_SUBST(CONFIG_UNINSTALL)
1074 # Begin stuff to support --enable-shared
1075 AC_ARG_ENABLE(shared,
1076 [ --enable-shared Use shared libraries],
1077 [case "${enableval}" in
1085 # If we have shared libraries, try to set rpath reasonably.
1086 if test "${shared}" = "true"; then
1089 HLDFLAGS='-Wl,+s,+b,$(libdir)'
1091 *-*-irix5* | *-*-irix6*)
1092 HLDFLAGS='-Wl,-rpath,$(libdir)'
1096 *-*-linux* | *-pc-linux-gnu*)
1097 HLDFLAGS='-Wl,-rpath,$(libdir)'
1100 HLDFLAGS='-R $(libdir)'
1103 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;'
1108 # On SunOS, if the linker supports the -rpath option, use it to
1109 # prevent ../bfd and ../opcodes from being included in the run time
1113 echo 'main () { }' > conftest.c
1114 ${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
1115 if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
1117 elif grep 'No such file' conftest.t >/dev/null 2>&1; then
1119 elif grep 'do not mix' conftest.t >/dev/null 2>&1; then
1121 elif grep 'some text already loaded' conftest.t >/dev/null 2>&1; then
1123 elif test "${shared}" = "true"; then
1124 HLDFLAGS='-Wl,-rpath=$(libdir)'
1126 HLDFLAGS='-Wl,-rpath='
1128 rm -f conftest.t conftest.c conftest
1133 # End stuff to support --enable-shared
1135 # target_subdir is used by the testsuite to find the target libraries.
1137 if test "${host}" != "${target}"; then
1138 target_subdir="${target_alias}/"
1140 AC_SUBST(target_subdir)
1143 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
1144 if test ! -f ${host_makefile_frag}; then
1145 AC_MSG_ERROR("*** Gdb does not support host ${host}")
1147 frags="$frags $host_makefile_frag"
1149 target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
1150 if test ! -f ${target_makefile_frag}; then
1151 AC_MSG_ERROR("*** Gdb does not support target ${target}")
1153 frags="$frags $target_makefile_frag"
1155 AC_SUBST_FILE(host_makefile_frag)
1156 AC_SUBST_FILE(target_makefile_frag)
1161 s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1162 ' ${host_makefile_frag}`
1164 targetfile=`sed -n '
1165 s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1166 ' ${target_makefile_frag}`
1168 GDB_MULTI_ARCH=`sed -n '
1169 s/GDB_MULTI_ARCH[ ]*=[ ]*\([^ ]*\)[ ]*/\1/p
1170 ' ${target_makefile_frag}`
1172 # these really aren't orthogonal true/false values of the same condition,
1173 # but shells are slow enough that I like to reuse the test conditions
1175 if test "${target}" = "${host}"; then
1176 nativefile=`sed -n '
1177 s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1178 ' ${host_makefile_frag}`
1180 # GDBserver is only useful in a "native" environment
1181 # configdirs=`echo $configdirs | sed 's/gdbserver//'`
1185 # New targets should just set gdb_multi_arch=yes in configure.tgt.
1186 # Old targets being converted can either do that or set GDB_MULTI_ARCH
1187 # in the target specific makefile frag. Eventually gdb_multi_arch=yes
1188 # will be the default.
1189 if test x"${GDB_MULTI_ARCH}" = x ; then
1190 case "${gdb_multi_arch}" in
1191 yes ) GDB_MULTI_ARCH=GDB_MULTI_ARCH_PURE ;;
1192 no ) GDB_MULTI_ARCH=0 ;;
1193 0|1|2 ) GDB_MULTI_ARCH=${gdb_multi_arch} ;;
1196 if test x"${GDB_MULTI_ARCH}" != x ; then
1197 AC_DEFINE_UNQUOTED(GDB_MULTI_ARCH, ${GDB_MULTI_ARCH})
1199 # Warn the user when they use an old practice
1200 case "${GDB_MULTI_ARCH}" in
1202 0 | GDB_MULTI_ARCH_PARTIAL | 1 | GDB_MULTI_ARCH_TM | 2 )
1203 AC_MSG_WARN("GDB: Target is not pure multi-arch") ;;
1204 GDB_MULTI_ARCH_PURE )
1205 if test x"${targetfile}" != x ; then
1206 AC_MSG_WARN("GDB: Ignoring TM_FILE in ${target_makefile_frag}")
1209 *) AC_MSG_ERROR("GDB: Unknown GDB_MULTI_ARCH value ${GDB_MULTI_ARCH}");;
1213 SUBDIRS="doc testsuite nlm"
1214 if test "${enable_multi_ice}" = "yes"; then
1215 SUBDIRS="${SUBDIRS} multi-ice"
1220 # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
1221 # (NAT_FILE) is not set in config/*/*.m[ht] files, we link to an empty
1229 if test "${hostfile}" != ""; then
1231 GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}"
1232 files="${files} ${GDB_XM_FILE}"
1233 links="${links} xm.h"
1234 AC_DEFINE_UNQUOTED(GDB_XM_FILE, ${GDB_XM_FILE})
1240 if test "${targetfile}" != ""; then
1242 GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}"
1243 files="${files} ${GDB_TM_FILE}"
1244 links="${links} tm.h"
1245 AC_DEFINE_UNQUOTED(GDB_TM_FILE, ${GDB_TM_FILE})
1251 if test "${nativefile}" != ""; then
1253 GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}"
1254 files="${files} ${GDB_NM_FILE}"
1255 links="${links} nm.h"
1256 AC_DEFINE_UNQUOTED(GDB_NM_FILE, ${GDB_NM_FILE})
1262 AC_LINK_FILES($files, $links)
1264 dnl Check for exe extension set on certain hosts (e.g. Win32)
1267 AC_CONFIG_SUBDIRS($configdirs)
1268 AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
1270 dnl Autoconf doesn't provide a mechanism for modifying definitions
1271 dnl provided by makefile fragments.
1273 if test "${nativefile}" = ""; then
1274 sed -e '/^NATDEPFILES[[ ]]*=[[ ]]*/s//# NATDEPFILES=/' \
1275 < Makefile > Makefile.tem
1276 mv -f Makefile.tem Makefile
1280 sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/,
1281 /^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,
1282 /^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
1283 mv -f Makefile.tmp Makefile
1287 case x$CONFIG_HEADERS in
1288 xconfig.h:config.in)
1293 gdb_host_cpu=$gdb_host_cpu
1294 gdb_target_cpu=$gdb_target_cpu
1295 nativefile=$nativefile