1 dnl Autoconf configure script for GDB, the GNU debugger.
2 dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
4 dnl This file is part of GDB.
6 dnl This program is free software; you can redistribute it and/or modify
7 dnl it under the terms of the GNU General Public License as published by
8 dnl the Free Software Foundation; either version 2 of the License, or
9 dnl (at your option) any later version.
11 dnl This program is distributed in the hope that it will be useful,
12 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
13 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 dnl GNU General Public License for more details.
16 dnl You should have received a copy of the GNU General Public License
17 dnl along with this program; if not, write to the Free Software
18 dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 dnl Process this file with autoconf to produce a configure script.
24 AC_CONFIG_HEADER(config.h:config.in)
32 AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
35 dnl gdb doesn't use gettext, but bfd does. We call this to ensure we
36 dnl link with the correct libraries.
40 dnl List of object files added by configure.
53 configdirs="doc testsuite"
55 AC_ARG_ENABLE(multi-ice,
56 [ --enable-multi-ice Build the multi-ice-gdb-server],
57 [case "${enableval}" in
58 yes ) enable_multi_ice="yes" ;;
59 no) enable_multi_ice="no" ;;
60 *) AC_MSG_ERROR(Bad value for --enable-multi-ice: ${enableval}) ;;
64 if test "${enable_multi_ice}" = "yes"; then
65 configdirs="${configdirs} multi-ice"
71 . ${srcdir}/configure.host
73 . ${srcdir}/configure.tgt
75 targ=${target} ; . ${srcdir}/../bfd/config.bfd
80 dnl use BFD to determine the default architecture and byte order
81 dnl (bfd_vec->byteorder provides the latter).
83 . ${srcdir}/../bfd/config.bfd
85 dnl We only want the first arch, if there is more than one.
86 targ_archs=`echo ${targ_archs} | sed -e 's/ .*//;'`
88 if test x"${targ_archs}" != x ; then
89 AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, ${targ_archs})
91 if test x"${targ_defvec}" != x ; then
92 AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, ${targ_defvec})
98 AC_CHECK_TOOL(RANLIB, ranlib, :)
99 AC_CHECK_TOOL(DLLTOOL, dlltool)
100 AC_CHECK_TOOL(WINDRES, windres)
103 dnl MiG is needed for the Hurd.
104 AC_CHECK_TOOL(MIG, mig)
112 dnl Solaris 7 needs _MSE_INT_H defined to avoid a clash between <widec.h>
113 dnl and <wchar.h> that causes AC_CHECK_HEADERS to think <curses.h> doesn't
116 case $host_os in solaris2.7 | solaris2.8) case "$GCC" in yes)
117 AC_DEFINE(_MSE_INT_H)
120 AC_CHECK_HEADERS(ctype.h endian.h link.h thread_db.h proc_service.h \
121 memory.h objlist.h ptrace.h sgtty.h stddef.h stdlib.h \
122 string.h sys/procfs.h sys/ptrace.h sys/reg.h stdint.h \
123 term.h termio.h termios.h unistd.h wait.h sys/wait.h \
124 wchar.h wctype.h asm/debugreg.h sys/debugreg.h sys/select.h \
125 time.h sys/ioctl.h sys/user.h \
126 dirent.h sys/ndir.h sys/dir.h ndir.h \
133 AC_CHECK_FUNCS(setpgid sbrk sigaction isascii bzero bcopy btowc poll sigprocmask vfork)
136 # See if machine/reg.h supports the %fs and %gs i386 segment registers.
137 # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
138 AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
139 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_fs;],
140 gdb_cv_struct_reg_r_fs=yes, gdb_cv_struct_reg_r_fs=no)])
141 if test $gdb_cv_struct_reg_r_fs = yes; then
142 AC_DEFINE(HAVE_STRUCT_REG_R_FS)
144 AC_CACHE_CHECK([for r_gs in struct reg], gdb_cv_struct_reg_r_gs,
145 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_gs;],
146 gdb_cv_struct_reg_r_gs=yes, gdb_cv_struct_reg_r_gs=no)])
147 if test $gdb_cv_struct_reg_r_gs = yes; then
148 AC_DEFINE(HAVE_STRUCT_REG_R_GS)
151 dnl See if ptrace.h provides the PTRACE_GETREGS request.
152 AC_MSG_CHECKING(for PTRACE_GETREGS)
153 AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
154 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
156 [gdb_cv_have_ptrace_getregs=yes],
157 [gdb_cv_have_ptrace_getregs=no])])
158 AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
159 if test $gdb_cv_have_ptrace_getregs = yes; then
160 AC_DEFINE(HAVE_PTRACE_GETREGS)
163 dnl See if ptrace.h provides the PTRACE_GETFPXREGS request.
164 AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
165 AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
166 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
167 [PTRACE_GETFPXREGS;],
168 [gdb_cv_have_ptrace_getfpxregs=yes],
169 [gdb_cv_have_ptrace_getfpxregs=no])])
170 AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
171 if test $gdb_cv_have_ptrace_getfpxregs = yes; then
172 AC_DEFINE(HAVE_PTRACE_GETFPXREGS)
175 AC_CHECK_LIB(socket, socketpair)
176 AC_CHECK_FUNCS(socketpair)
179 BFD_NEED_DECLARATION(malloc)
180 BFD_NEED_DECLARATION(realloc)
181 BFD_NEED_DECLARATION(free)
182 BFD_NEED_DECLARATION(strerror)
183 BFD_NEED_DECLARATION(strdup)
184 BFD_NEED_DECLARATION(strstr)
187 # The following save_state_t checkery is only necessary for HPUX
188 # versions earlier than 10.20. When those fade from memory, this
189 # could be expunged. --jsm 1999-03-22
191 AC_MSG_CHECKING(for HPUX save_state structure)
192 AC_EGREP_HEADER(save_state_t, machine/save_state.h,
193 gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no)
194 AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes,
195 gdb_cv_hpux_sswide=no)
196 if test $gdb_cv_hpux_savestate = yes
198 AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1)
200 if test $gdb_cv_hpux_sswide = yes
202 AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1)
204 AC_MSG_RESULT($gdb_cv_hpux_sswide)
207 # If we are configured native on GNU/Linux, work around problems with
209 # Also detect which type of /proc is in use, such as for Unixware or Solaris.
211 if test "${target}" = "${host}"; then
213 i[[3456]]86-*-linux*)
214 AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
215 AC_DEFINE(sys_quotactl)
217 *-*-unixware* | *-*-sysv4.2* | *-*-sysv5*)
218 AC_DEFINE(NEW_PROC_API)
220 *-*-solaris2.[[678]])
221 AC_DEFINE(NEW_PROC_API)
226 if test "$ac_cv_header_sys_procfs_h" = yes; then
227 BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
228 BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
229 BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
230 BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
231 BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
232 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
233 BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
234 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
235 BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
236 BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
238 dnl Check for struct link_map32 type, which allows a 64-bit Solaris
239 dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
241 AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
242 AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
243 [AC_TRY_COMPILE([#define _SYSCALL32
244 #include <sys/link.h>], [struct link_map32 l;],
245 gdb_cv_have_struct_link_map32=yes,
246 gdb_cv_have_struct_link_map32=no)])
247 AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
248 if test $gdb_cv_have_struct_link_map32 = yes; then
249 AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
252 dnl Check for broken prfpregset_t type
254 dnl For Linux/i386, glibc 2.1.3 was released with a bogus
255 dnl prfpregset_t type (it's a typedef for the pointer to a struct
256 dnl instead of the struct itself). We detect this here, and work
257 dnl around it in lin-thread.c.
259 if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
260 AC_MSG_CHECKING(whether prfpregset_t type is broken)
261 AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
262 [AC_TRY_RUN([#include <sys/procfs.h>
265 if (sizeof (prfpregset_t) == sizeof (void *))
269 gdb_cv_prfpregset_t_broken=no,
270 gdb_cv_prfpregset_t_broken=yes,
271 gdb_cv_prfpregset_t_broken=yes)])
272 AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
273 if test $gdb_cv_prfpregset_t_broken = yes; then
274 AC_DEFINE(PRFPREGSET_T_BROKEN)
278 dnl Check for PIOCSET ioctl entry
280 AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
281 AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
282 [AC_TRY_COMPILE([#include <unistd.h>
283 #include <sys/types.h>
284 #include <sys/procfs.h>
287 dummy = ioctl(0, PIOCSET, &dummy);
289 gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
290 AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
291 if test $gdb_cv_have_procfs_piocset = yes; then
292 AC_DEFINE(HAVE_PROCFS_PIOCSET)
296 dnl See if host has libm. This is usually needed by simulators.
297 AC_CHECK_LIB(m, main)
299 dnl Solaris puts wctype in /usr/lib/libw.a before Solaris 2.6.
301 dnl A bug in GNU ld 2.9.1 causes a problem if we link in -lw
302 dnl under Solaris 2.6 because it is some funky empty library.
303 dnl So only link in libw if we have to.
304 AC_CHECK_LIB(c, wctype,: ,AC_CHECK_LIB(w, wctype))
306 dnl See if compiler supports "long long" type.
308 AC_MSG_CHECKING(for long long support in compiler)
309 AC_CACHE_VAL(gdb_cv_c_long_long,
311 extern long long foo;
312 switch (foo & 2) { case 0: return 1; }
314 gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
315 AC_MSG_RESULT($gdb_cv_c_long_long)
316 if test $gdb_cv_c_long_long = yes; then
317 AC_DEFINE(CC_HAS_LONG_LONG)
320 dnl See if the compiler and runtime support printing long long
322 AC_MSG_CHECKING(for long long support in printf)
323 AC_CACHE_VAL(gdb_cv_printf_has_long_long,
328 l = (l << 16) + 0x0123;
329 l = (l << 16) + 0x4567;
330 l = (l << 16) + 0x89ab;
331 l = (l << 16) + 0xcdef;
332 sprintf (buf, "0x%016llx", l);
333 return (strcmp ("0x0123456789abcdef", buf));
335 gdb_cv_printf_has_long_long=yes,
336 gdb_cv_printf_has_long_long=no,
337 gdb_cv_printf_has_long_long=no)])
338 if test $gdb_cv_printf_has_long_long = yes; then
339 AC_DEFINE(PRINTF_HAS_LONG_LONG)
341 AC_MSG_RESULT($gdb_cv_printf_has_long_long)
343 dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE
344 dnl because autoconf complains about cross-compilation issues. However, this
345 dnl code uses the same variables as the macro for compatibility.
347 AC_MSG_CHECKING(for long double support in compiler)
348 AC_CACHE_VAL(ac_cv_c_long_double,
349 [AC_TRY_COMPILE(, [long double foo;],
350 ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
351 AC_MSG_RESULT($ac_cv_c_long_double)
352 if test $ac_cv_c_long_double = yes; then
353 AC_DEFINE(HAVE_LONG_DOUBLE)
356 dnl See if the compiler and runtime support printing long doubles
358 AC_MSG_CHECKING(for long double support in printf)
359 AC_CACHE_VAL(gdb_cv_printf_has_long_double,
363 long double f = 3.141592653;
364 sprintf (buf, "%Lg", f);
365 return (strncmp ("3.14159", buf, 7));
367 gdb_cv_printf_has_long_double=yes,
368 gdb_cv_printf_has_long_double=no,
369 gdb_cv_printf_has_long_double=no)])
370 if test $gdb_cv_printf_has_long_double = yes; then
371 AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
373 AC_MSG_RESULT($gdb_cv_printf_has_long_double)
375 dnl See if the compiler and runtime support scanning long doubles
377 AC_MSG_CHECKING(for long double support in scanf)
378 AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
381 char *buf = "3.141592653";
383 sscanf (buf, "%Lg", &f);
384 return !(f > 3.14159 && f < 3.14160);
386 gdb_cv_scanf_has_long_double=yes,
387 gdb_cv_scanf_has_long_double=no,
388 gdb_cv_scanf_has_long_double=no)])
389 if test $gdb_cv_scanf_has_long_double = yes; then
390 AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
392 AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
396 dnl See if thread_db library is around for Solaris thread debugging. Note that
397 dnl we must explicitly test for version 1 of the library because version 0
398 dnl (present on Solaris 2.4 or earlier) doesn't have the same API.
400 dnl Note that we only want this if we are both native (host == target), and
401 dnl not doing a canadian cross build (build == host).
403 if test ${build} = ${host} -a ${host} = ${target} ; then
406 AC_MSG_CHECKING(for HPUX/OSF thread support)
407 if test -f /usr/include/dce/cma_config.h ; then
408 if test "$GCC" = "yes" ; then
410 AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
411 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} hpux-thread.o"
412 CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
414 AC_MSG_RESULT(no (suppressed because you are not using GCC))
421 AC_MSG_CHECKING(for Solaris thread debugging library)
422 if test -f /usr/lib/libthread_db.so.1 ; then
424 AC_DEFINE(HAVE_THREAD_DB_LIB)
425 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} sol-thread.o"
426 CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
427 AC_CHECK_LIB(dl, dlopen)
428 if test "$GCC" = "yes" ; then
429 # The GNU linker requires the -export-dynamic option to make
430 # all symbols visible in the dynamic symbol table.
431 hold_ldflags=$LDFLAGS
432 AC_MSG_CHECKING(for the ld -export-dynamic flag)
433 LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
434 AC_TRY_LINK(, [int i;], found=yes, found=no)
435 LDFLAGS=$hold_ldflags
436 AC_MSG_RESULT($found)
437 if test $found = yes; then
438 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
441 # Sun randomly tweaked the prototypes in <proc_service.h>
443 AC_MSG_CHECKING(if <proc_service.h> is old)
444 AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
446 #include <proc_service.h>
448 (struct ps_prochandle*, psaddr_t, const void*, size_t);
449 ],, gdb_cv_proc_service_is_old=no,
450 gdb_cv_proc_service_is_old=yes)
452 AC_MSG_RESULT($gdb_cv_proc_service_is_old)
453 if test $gdb_cv_proc_service_is_old = yes; then
454 AC_DEFINE(PROC_SERVICE_IS_OLD)
461 AC_SUBST(CONFIG_LDFLAGS)
464 dnl The CLI cannot be disabled yet, but may be in the future
466 dnl Handle CLI sub-directory configury.
467 AC_ARG_ENABLE(gdbcli,
468 [ --enable-gdbcli Enable GDB-CLI interface],
470 case "${enableval}" in
471 yes) enable_gdbcli=yes ;;
472 "") enable_gdbcli=yes ;;
474 AC_MSG_ERROR(The CLI cannot be disabled yet)
477 AC_MSG_ERROR(Bad value for --enable-gdbcli: ${enableval})
482 case ${enable_gdbcli} in
484 if test -d "${srcdir}/cli" ; then
485 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_CLI_OBS)"
486 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_CLI_DEPS)"
487 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_CLI_SRCS)"
488 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_CLI_INITS)"
489 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_CLI_CFLAGS)"
490 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_CLI_ALL)"
491 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_CLI_CLEAN)"
492 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_CLI_INSTALL)"
493 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_CLI_UNINSTALL)"
498 dnl Handle optional features that can be enabled.
500 dnl Handle MI sub-directory configury.
502 [ --enable-gdbmi Enable GDB-MI interface],
504 case "${enable_gdbmi}" in
506 "") enable_gdbmi=yes ;;
508 AC_MSG_ERROR(Bad value for --enable-gdbmi: ${enableval})
512 case ${enable_gdbmi} in
514 if test -d "${srcdir}/mi" ; then
515 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_MI_OBS)"
516 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_MI_DEPS)"
517 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_MI_SRCS)"
518 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_MI_INITS)"
519 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_MI_CFLAGS)"
520 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_MI_ALL)"
521 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_MI_CLEAN)"
522 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_MI_INSTALL)"
523 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_MI_UNINSTALL)"
528 # Configure UI_OUT by default (before 5.2 it can be disabled)
529 # It must be configured if gdbmi is configured
532 AC_SUBST(UIOUT_CFLAGS)
535 [ --with-uiout Use new uiout functions intead of *printf's],
536 [case "${withval}" in
537 yes) want_uiout=true ;;
538 no) if test $enable_gdbmi = yes; then
539 AC_MSG_ERROR(uiout is needed for MI and cannot be disabled)
543 *) AC_MSG_ERROR(bad value ${withval} for GDB with-uiout option) ;;
545 [want_uiout=true])dnl
547 if test $want_uiout = true; then
548 UIOUT_CFLAGS="-DUI_OUT=1"
552 [ --enable-tui Enable full-screen terminal user interface],
554 case "${enable_tui}" in
556 "") enable_tui=yes ;;
558 AC_MSG_ERROR(Bad value for --enable-tui: ${enableval})
562 case ${enable_tui} in
564 if test -d "${srcdir}/tui" ; then
565 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_TUI_OBS)"
566 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_TUI_DEPS)"
567 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_TUI_SRCS)"
568 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_TUI_INITS)"
569 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_TUI_CFLAGS)"
570 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_TUI_ALL)"
571 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_TUI_CLEAN)"
572 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_TUI_INSTALL)"
573 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_TUI_UNINSTALL)"
578 AC_ARG_ENABLE(netrom,
579 [ --enable-netrom Enable NetROM support],
580 [case "${enableval}" in
581 yes) enable_netrom=yes ;;
582 no) enable_netrom=no ;;
583 *) AC_MSG_ERROR(bad value ${enableval} given for netrom option) ;;
586 if test "${enable_netrom}" = "yes"; then
587 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} remote-nrom.o"
588 CONFIG_SRCS="${CONFIG_SRCS} remote-nrom.c"
592 # NOTE: Don't add -Wall or -Wunused, they both include
593 # -Wunused-parameter which reports bogus warnings.
594 # NOTE: If you add to this list, remember to update
595 # gdb/doc/gdbint.texinfo.
596 build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
597 -Wformat -Wparentheses -Wpointer-arith"
598 # Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
599 # -Wunused-function -Wunused-label -Wunused-variable -Wunused-value
600 # -Wchar-subscripts -Wuninitialized -Wtraditional -Wshadow -Wcast-qual
601 # -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
602 # -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
603 # -Woverloaded-virtual -Winline -Werror"
604 AC_ARG_ENABLE(build-warnings,
605 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
606 [case "${enableval}" in
608 no) build_warnings="-w";;
609 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
610 build_warnings="${build_warnings} ${t}";;
611 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
612 build_warnings="${t} ${build_warnings}";;
613 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
615 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
616 echo "Setting compiler warning flags = $build_warnings" 6>&1
618 AC_ARG_ENABLE(gdb-build-warnings,
619 [ --enable-gdb-build-warnings Enable GDB specific build-time compiler warnings if gcc is used],
620 [case "${enableval}" in
622 no) build_warnings="-w";;
623 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
624 build_warnings="${build_warnings} ${t}";;
625 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
626 build_warnings="${t} ${build_warnings}";;
627 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
629 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
630 echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
634 if test "x${build_warnings}" != x -a "x$GCC" = xyes
636 AC_MSG_CHECKING(compiler warning flags)
637 # Separate out the -Werror flag as some files just cannot be
638 # compiled with it enabled.
639 for w in ${build_warnings}; do
641 -Werr*) WERROR_CFLAGS=-Werror ;;
642 *) # Check that GCC accepts it
643 if $CC $w 2>&1 | grep 'unrecognized option' > /dev/null; then
646 WARN_CFLAGS="${WARN_CFLAGS} $w"
650 AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
652 AC_SUBST(WARN_CFLAGS)
653 AC_SUBST(WERROR_CFLAGS)
657 AC_SUBST(MMALLOC_CFLAGS)
661 [ --with-mmalloc Use memory mapped malloc package],
662 [case "${withval}" in
663 yes) want_mmalloc=true ;;
664 no) want_mmalloc=false;;
665 *) AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;;
666 esac],[want_mmalloc=false])dnl
668 if test x$want_mmalloc = xtrue; then
669 AC_DEFINE(USE_MMALLOC)
670 AC_DEFINE(MMCHECK_FORCE)
671 MMALLOC_CFLAGS="-I$srcdir/../mmalloc"
672 MMALLOC='../mmalloc/libmmalloc.a'
675 AC_ARG_WITH(included-regex,
676 [ --with-included-regex Use included regex],
677 [case "${withval}" in
678 yes) want_included_regex=true ;;
679 no) want_included_regex=false;;
680 *) AC_MSG_ERROR(bad value ${withval} for GDB with-included-regex option) ;;
681 esac],[want_included_regex=true])dnl
683 if test $want_included_regex = false; then
684 AC_MSG_CHECKING(for GNU regex)
685 AC_CACHE_VAL(gdb_cv_have_gnu_regex,
686 [AC_TRY_COMPILE([#include <gnu-versions.h>
687 #include <sys/types.h>
689 [#if !defined _GNU_REGEX_INTERFACE_VERSION || !defined __GLIBC__ || __GLIBC__ < 2
690 #error No valid GNU regex.
693 [gdb_cv_have_gnu_regex=yes],
694 [gdb_cv_have_gnu_regex=no])])
695 AC_MSG_RESULT($gdb_cv_have_gnu_regex)
696 if test $gdb_cv_have_gnu_regex = no; then
697 want_included_regex=true
701 if test x${want_included_regex} = xtrue; then
703 AC_DEFINE(USE_INCLUDED_REGEX)
707 # In the Cygwin environment, we need some additional flags.
708 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
709 [AC_EGREP_CPP(lose, [
710 #if defined (__CYGWIN__) || defined (__CYGWIN32__)
712 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
715 dnl Figure out which of the many generic ser-*.c files the _host_ supports.
716 SER_HARDWIRE="ser-unix.o ser-pipe.o ser-tcp.o"
718 *go32* ) SER_HARDWIRE=ser-go32.o ;;
719 *djgpp* ) SER_HARDWIRE=ser-go32.o ;;
721 AC_SUBST(SER_HARDWIRE)
724 dnl Figure out which term library to use.
725 if test x$gdb_host = xgo32; then
728 if test x$gdb_cv_os_cygwin = xyes; then
729 TERM_LIB='`if test -r ../libtermcap/libtermcap.a; then echo ../libtermcap/libtermcap.a; else echo -ltermcap; fi`'
732 AC_CHECK_LIB(ncurses, tgetent, TERM_LIB=-lncurses,
733 AC_CHECK_LIB(Hcurses, tgetent, TERM_LIB=-lHcurses,
734 AC_CHECK_LIB(termlib, tgetent, TERM_LIB=-ltermlib,
735 AC_CHECK_LIB(termcap, tgetent, TERM_LIB=-ltermcap,
736 AC_CHECK_LIB(curses, tgetent, TERM_LIB=-lcurses,
737 AC_CHECK_LIB(terminfo, tgetent, TERM_LIB=-lterminfo))))))
739 if test "x$TERM_LIB" = x
741 AC_MSG_ERROR(Could not find a term library, e.g. termcap or termlib!)
747 # libreadline needs libuser32.a in a cygwin environment
749 if test x$gdb_cv_os_cygwin = xyes; then
752 *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
758 LIBGUI="../libgui/src/libgui.a"
759 GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
761 AC_SUBST(GUI_CFLAGS_X)
764 [ --with-cpu=CPU Set the default CPU variant to debug],
766 powerpc-* | powerpcle-* )
767 ## It would be nice to keep this table in sync with the one in
769 case "${with_cpu}" in
770 ppc-uisa | rs6000 | 403 | 403GC | 505 | 860 | 601 | 602 | 603 \
772 ## Those are all handled in variants in rs6000-tdep.c, so they're fine.
774 common | power | power2 | rios | rios1 | rios2 | rsc | rsc1 )
775 ## These are all RS6000 variants, as far as GDB is concerned.
785 AC_MSG_WARN(GDB: unknown --with-cpu value: \`${with_cpu}'; using \`ppc-uisa'.)
791 AC_MSG_WARN(GDB may ignore the --with-cpu flag for ${target} targets)
794 AC_DEFINE_UNQUOTED(TARGET_CPU_DEFAULT, "${with_cpu}")
799 [ --enable-gdbtk Enable GDBTK GUI front end],
800 [case "${enableval}" in
804 AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
807 AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
815 AC_MSG_ERROR(bad value ${enableval} given for gdbtk option) ;;
818 # Default is on for everything but go32 and Cygwin
823 if test -d "${srcdir}/gdbtk" ; then
837 if test "${enable_gdbtk}" = "yes"; then
840 if test -z "${no_tcl}"; then
844 # If $no_tk is nonempty, then we can't do Tk, and there is no
845 # point to doing Tcl.
846 if test -z "${no_tk}"; then
854 # now look for Itcl library stuff
856 CY_AC_PATH_ITCLCONFIG
857 if test -z "${no_itcl}"; then
858 CY_AC_LOAD_ITCLCONFIG
861 itcldir=../itcl/itcl/win/
864 itcldir=../itcl/itcl/unix/
869 ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
870 ITCL_DEPS="${itcldir}${ITCL_LIB_FILE}"
874 # now look for Itk library stuff
876 if test -z "${no_itcl}"; then
881 itkdir=../itcl/itk/win/
884 itkdir=../itcl/itk/unix/
888 ITKLIB="${ITK_BUILD_LIB_SPEC}"
889 ITK_DEPS="${itkdir}${ITK_LIB_FILE}"
892 # now look for Tix library stuff
894 if test -z "${no_tix}"; then
896 TIXLIB="${TIX_BUILD_LIB_SPEC}"
897 TIX_DEPS="${TIX_BUILD_LOCATION}/${TIX_LIB_FILE}"
900 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
901 # Tcl/Tk 8.1 require -fwritable strings. I don't
902 # know whether 8.2 will or not, but I bet it will.
903 # I don't have to worry about 7.x since we don't support it.
905 if test "$GCC" = "yes"; then
906 if test "$TCL_VERSION" != "8.0" ; then
907 GDBTK_CFLAGS="-fwritable-strings"
911 # Include some libraries that Tcl and Tk want.
912 TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TIX) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
913 # Yes, the ordering seems wrong here. But it isn't.
914 # TK_LIBS is the list of libraries that need to be linked
915 # after Tcl/Tk. Note that this isn't put into LIBS. If it
916 # were in LIBS then any link tests after this point would
917 # try to include things like `$(LIBGUI)', which wouldn't work.
918 GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
920 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
921 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
922 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
923 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_GDBTK_INITS)"
924 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_GDBTK_ALL)"
925 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_GDBTK_CLEAN)"
926 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_GDBTK_INSTALL)"
927 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_GDBTK_UNINSTALL)"
929 if test x$gdb_cv_os_cygwin = xyes; then
930 WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
931 WIN32LDAPP="-Wl,--subsystem,console"
932 CONFIG_OBS="${CONFIG_OBS} gdbres.o"
948 AC_SUBST(GDBTK_CFLAGS)
953 # Unlike the sim directory, whether a simulator is linked is controlled by
954 # presence of a SIM= and a SIM_OBS= definition in the target '.mt' file.
955 # This code just checks for a few cases where we'd like to ignore those
956 # definitions, even when they're present in the '.mt' file. These cases
957 # are when --disable-sim is specified, or if the simulator directory is
958 # not part of the soruce tree.
961 [ --enable-sim Link gdb with simulator],
962 [echo "enable_sim = $enable_sim";
963 echo "enableval = ${enableval}";
964 case "${enableval}" in
965 yes) ignore_sim=false ;;
966 no) ignore_sim=true ;;
967 *) ignore_sim=false ;;
971 if test ! -d "${srcdir}/../sim"; then
975 if test "${ignore_sim}" = "true"; then
977 IGNORE_SIM_OBS="SIM_OBS="
984 AC_SUBST(IGNORE_SIM_OBS)
986 AC_SUBST(ENABLE_CFLAGS)
989 AC_SUBST(CONFIG_LIB_OBS)
990 AC_SUBST(CONFIG_DEPS)
991 AC_SUBST(CONFIG_SRCS)
992 AC_SUBST(CONFIG_INITS)
994 AC_SUBST(CONFIG_CLEAN)
995 AC_SUBST(CONFIG_INSTALL)
996 AC_SUBST(CONFIG_UNINSTALL)
998 # Begin stuff to support --enable-shared
999 AC_ARG_ENABLE(shared,
1000 [ --enable-shared Use shared libraries],
1001 [case "${enableval}" in
1009 # If we have shared libraries, try to set rpath reasonably.
1010 if test "${shared}" = "true"; then
1013 HLDFLAGS='-Wl,+s,+b,$(libdir)'
1015 *-*-irix5* | *-*-irix6*)
1016 HLDFLAGS='-Wl,-rpath,$(libdir)'
1020 *-*-linux* | *-pc-linux-gnu*)
1021 HLDFLAGS='-Wl,-rpath,$(libdir)'
1024 HLDFLAGS='-R $(libdir)'
1027 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;'
1032 # On SunOS, if the linker supports the -rpath option, use it to
1033 # prevent ../bfd and ../opcodes from being included in the run time
1037 echo 'main () { }' > conftest.c
1038 ${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
1039 if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
1041 elif grep 'No such file' conftest.t >/dev/null 2>&1; then
1043 elif grep 'do not mix' conftest.t >/dev/null 2>&1; then
1045 elif grep 'some text already loaded' conftest.t >/dev/null 2>&1; then
1047 elif test "${shared}" = "true"; then
1048 HLDFLAGS='-Wl,-rpath=$(libdir)'
1050 HLDFLAGS='-Wl,-rpath='
1052 rm -f conftest.t conftest.c conftest
1057 # End stuff to support --enable-shared
1059 # target_subdir is used by the testsuite to find the target libraries.
1061 if test "${host}" != "${target}"; then
1062 target_subdir="${target_alias}/"
1064 AC_SUBST(target_subdir)
1067 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
1068 if test ! -f ${host_makefile_frag}; then
1069 AC_MSG_ERROR("*** Gdb does not support host ${host}")
1071 frags="$frags $host_makefile_frag"
1073 target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
1074 if test ! -f ${target_makefile_frag}; then
1075 AC_MSG_ERROR("*** Gdb does not support target ${target}")
1077 frags="$frags $target_makefile_frag"
1079 AC_SUBST_FILE(host_makefile_frag)
1080 AC_SUBST_FILE(target_makefile_frag)
1085 s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1086 ' ${host_makefile_frag}`
1088 targetfile=`sed -n '
1089 s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1090 ' ${target_makefile_frag}`
1092 GDB_MULTI_ARCH=`sed -n '
1093 s/GDB_MULTI_ARCH[ ]*=[ ]*\([^ ]*\)[ ]*/\1/p
1094 ' ${target_makefile_frag}`
1096 # these really aren't orthogonal true/false values of the same condition,
1097 # but shells are slow enough that I like to reuse the test conditions
1099 if test "${target}" = "${host}"; then
1100 nativefile=`sed -n '
1101 s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1102 ' ${host_makefile_frag}`
1104 # GDBserver is only useful in a "native" enviroment
1105 # configdirs=`echo $configdirs | sed 's/gdbserver//'`
1109 # New targets should just set gdb_multi_arch=yes in configure.tgt.
1110 # Old targets being converted can either do that or set GDB_MULTI_ARCH
1111 # in the target specific makefile frag. Eventually gdb_multi_arch=yes
1112 # will be the default.
1113 if test x"${GDB_MULTI_ARCH}" = x ; then
1114 case "${gdb_multi_arch}" in
1115 yes ) GDB_MULTI_ARCH=GDB_MULTI_ARCH_PURE ;;
1116 no ) GDB_MULTI_ARCH=0 ;;
1117 0|1|2 ) GDB_MULTI_ARCH=${gdb_multi_arch} ;;
1120 if test x"${GDB_MULTI_ARCH}" != x ; then
1121 AC_DEFINE_UNQUOTED(GDB_MULTI_ARCH, ${GDB_MULTI_ARCH})
1123 # Warn the user when they use an old pratice
1124 case "${GDB_MULTI_ARCH}" in
1126 0 | GDB_MULTI_ARCH_PARTIAL | 1 | GDB_MULTI_ARCH_TM | 2 )
1127 AC_MSG_WARN("GDB: Target is not pure multi-arch") ;;
1128 GDB_MULTI_ARCH_PURE )
1129 if test x"${targetfile}" != x ; then
1130 AC_MSG_WARN("GDB: Ingoring TM_FILE in ${target_makefile_frag}")
1133 *) AC_MSG_ERROR("GDB: Unknown GDB_MULTI_ARCH value ${GDB_MULTI_ARCH}");;
1137 SUBDIRS="doc testsuite nlm"
1138 if test "${enable_multi_ice}" = "yes"; then
1139 SUBDIRS="${SUBDIRS} multi-ice"
1144 # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
1145 # (NAT_FILE) is not set in config/*/*.m[ht] files, we link to an empty
1153 if test "${hostfile}" != ""; then
1155 GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}"
1156 files="${files} ${GDB_XM_FILE}"
1157 links="${links} xm.h"
1158 AC_DEFINE_UNQUOTED(GDB_XM_FILE, ${GDB_XM_FILE})
1164 if test "${targetfile}" != ""; then
1166 GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}"
1167 files="${files} ${GDB_TM_FILE}"
1168 links="${links} tm.h"
1169 AC_DEFINE_UNQUOTED(GDB_TM_FILE, ${GDB_TM_FILE})
1175 if test "${nativefile}" != ""; then
1177 GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}"
1178 files="${files} ${GDB_NM_FILE}"
1179 links="${links} nm.h"
1180 AC_DEFINE_UNQUOTED(GDB_NM_FILE, ${GDB_NM_FILE})
1186 AC_LINK_FILES($files, $links)
1188 dnl Check for exe extension set on certain hosts (e.g. Win32)
1191 AC_CONFIG_SUBDIRS($configdirs)
1192 AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
1194 dnl Autoconf doesn't provide a mechanism for modifying definitions
1195 dnl provided by makefile fragments.
1197 if test "${nativefile}" = ""; then
1198 sed -e '/^NATDEPFILES[[ ]]*=[[ ]]*/s//# NATDEPFILES=/' \
1199 < Makefile > Makefile.tem
1200 mv -f Makefile.tem Makefile
1204 sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/,
1205 /^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,
1206 /^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
1207 mv -f Makefile.tmp Makefile
1211 case x$CONFIG_HEADERS in
1212 xconfig.h:config.in)
1217 gdb_host_cpu=$gdb_host_cpu
1218 gdb_target_cpu=$gdb_target_cpu
1219 nativefile=$nativefile