1 dnl Autoconf configure script for GDB, the GNU debugger.
2 dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
3 dnl Free Software Foundation, Inc.
5 dnl This file is part of GDB.
7 dnl This program is free software; you can redistribute it and/or modify
8 dnl it under the terms of the GNU General Public License as published by
9 dnl the Free Software Foundation; either version 2 of the License, or
10 dnl (at your option) any later version.
12 dnl This program is distributed in the hope that it will be useful,
13 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
14 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 dnl GNU General Public License for more details.
17 dnl You should have received a copy of the GNU General Public License
18 dnl along with this program; if not, write to the Free Software
19 dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 dnl Process this file with autoconf to produce a configure script.
25 AC_CONFIG_HEADER(config.h:config.in)
34 AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
37 # FIXME: kettenis/20030102: The AC_PROG_RANLIB from Autoconf 2.13
38 # doesn't support cross-compilation, but the one from Autoconf 2.5x
39 # does. Override RANLIB here (i.e. before running AC_PROG_RANLIB) to
40 # deal with the lossage. Note that CY_GNU_GETTEXT currently calls
41 # AC_PROG_RANLIB. This can be removed when we switch to # Autoconf
43 AC_CHECK_TOOL(RANLIB, ranlib, :)
45 dnl Set up for gettext. PACKAGE is used when we call bindtextdomain.
48 AC_DEFINE(PACKAGE, "gdb", [Name of this package. ])
50 debugdir=${libdir}/debug
52 AC_ARG_WITH(separate-debug-dir,
53 [ --with-separate-debug-dir=path Look for global separate debug info in this path [LIBDIR/debug]],
54 [debugdir="${withval}"])
56 AC_DEFINE_DIR(DEBUGDIR, debugdir,
57 [Global directory for separate debug files. ])
58 #AC_DEFINE_UNQUOTED(DEBUGDIR, "$debugdir"),
60 dnl List of object files added by configure.
73 AC_CONFIG_SUBDIRS(doc testsuite)
76 . $srcdir/configure.host
78 . $srcdir/configure.tgt
80 # Fetch the default architecture and default target vector from BFD.
81 targ=$target; . $srcdir/../bfd/config.bfd
83 # We only want the first architecture, so strip off the others if
84 # there is more than one.
85 targ_archs=`echo $targ_archs | sed 's/ .*//'`
87 if test "x$targ_archs" != x; then
88 AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs,
89 [Define to BFD's default architecture. ])
91 if test "x$targ_defvec" != x; then
92 AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec,
93 [Define to BFD's default target vector. ])
98 # The CLI cannot be disabled yet, but may be in the future.
101 AC_ARG_ENABLE(gdbcli,
102 [ --disable-gdbcli disable command-line interface (CLI)],
107 AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;;
109 AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;;
112 if test x"$enable_gdbcli" = xyes; then
113 if test -d $srcdir/cli; then
114 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)"
115 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)"
116 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)"
117 CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_CLI_INITS)"
118 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)"
119 CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_CLI_ALL)"
120 CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_CLI_CLEAN)"
121 CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_CLI_INSTALL)"
122 CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_CLI_UNINSTALL)"
128 [ --disable-gdbmi disable machine-interface (MI)],
133 AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;;
136 if test x"$enable_gdbmi" = xyes; then
137 if test -d $srcdir/mi; then
138 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)"
139 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)"
140 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)"
141 CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_MI_INITS)"
142 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)"
143 CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_MI_ALL)"
144 CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_MI_CLEAN)"
145 CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_MI_INSTALL)"
146 CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_MI_UNINSTALL)"
152 [ --enable-tui enable full-screen terminal user interface (TUI)],
157 AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
159 if test x"$enable_tui" = xyes; then
160 if test -d $srcdir/tui; then
161 CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)"
162 CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)"
163 CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)"
164 CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_TUI_INITS)"
165 ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)"
166 CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_TUI_ALL)"
167 CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_TUI_CLEAN)"
168 CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_TUI_INSTALL)"
169 CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_TUI_UNINSTALL)"
176 [ --enable-gdbtk enable gdbtk graphical user interface (GUI)],
181 AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;;
183 [if test -d $srcdir/gdbtk; then
188 # We unconditionally disable gdbtk tests on selected platforms.
191 AC_MSG_WARN([gdbtk isn't supported on $host; disabling])
196 AC_ARG_ENABLE(profiling,
197 [ --enable-profiling enable profiling of GDB],
202 AC_MSG_ERROR([bad value $enableval for --enable-profile]) ;;
204 [enable_profiling=no])
206 if test "$enable_profiling" = yes ; then
209 CFLAGS="$CFLAGS $PROFILE_CFLAGS"
211 AC_CHECK_FUNC(monstartup, [],
212 AC_MSG_ERROR(monstartup necessary to use --enable-profiling.))
214 AC_CHECK_FUNC(_mcleanup, [],
215 AC_MSG_ERROR(_mcleanup necessary to use --enable-profiling.))
220 # --------------------- #
221 # Checks for programs. #
222 # --------------------- #
230 AC_CHECK_TOOL(AR, ar)
231 AC_CHECK_TOOL(DLLTOOL, dlltool)
232 AC_CHECK_TOOL(WINDRES, windres)
234 # Needed for GNU/Hurd.
235 AC_CHECK_TOOL(MIG, mig)
237 # ---------------------- #
238 # Checks for libraries. #
239 # ---------------------- #
241 # We might need to link with -lm; most simulators need it.
242 AC_CHECK_LIB(m, main)
244 # We need to link with -lw to get `wctype' on Solaris before Solaris
245 # 2.6. Solaris 2.6 and beyond have this function in libc, and have a
246 # libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1
247 # is known to have this problem). Therefore we avoid libw if we can.
248 AC_CHECK_FUNC(wctype, [],
249 [AC_CHECK_LIB(w, wctype)])
251 # Some systems (e.g. Solaris) have `socketpair' in libsocket.
252 AC_SEARCH_LIBS(socketpair, socket)
254 # Since GDB uses Readline, we need termcap functionality, so we need
255 # to find a library that provides that. When GDB is configured with
256 # --enable-tui, we need full curses functionality.
258 # FIXME: kettenis/20030102: We seem to prefer HP curses (Hcurses) over
259 # Xcurses on HP-UX; see the `-D__HP_CURSES' in the relevant host
260 # Makefile fragments. That's why we need to have `Hcurses' before
261 # `curses'. I don't see why we should use HP curses if a more
262 # standard curses is available, except that according to HP's
263 # documentation one needs to compile `-D_XOPEN_SOURCE_EXTENDED' on
264 # HP-UX 10.10 and 10.20.
266 if test "$need_curses" = yes; then
267 AC_SEARCH_LIBS(initscr, [ncurses Hcurses curses], [],
268 [AC_MSG_ERROR([no curses library found])])
273 if test -d $srcdir/libtermcap; then
274 LIBS="../libtermcap/libtermcap.a $LIBS"
275 ac_cv_search_tgetent="../libtermcap/libtermcap.a"
278 # ??? Is this really true?
279 ac_cv_search_tgetent="none required"
282 # Readline prefers curses over termcap on AIX.
284 AC_SEARCH_LIBS(tgetent, [tinfo ncurses curses termcap])
288 # Note: We used to check for libtermlib and libterminfo too, but
289 # Readline doesn't, so I think we're safe with leaving them out.
290 AC_SEARCH_LIBS(tgetent, [termcap tinfo ncurses Hcurses curses])
292 if test "$ac_cv_search_tgetent" = no; then
293 AC_MSG_ERROR([no termcap library found])
296 # ------------------------- #
297 # Checks for header files. #
298 # ------------------------- #
303 AC_CHECK_HEADERS(link.h)
304 AC_CHECK_HEADERS(nlist.h)
305 AC_CHECK_HEADERS(poll.h sys/poll.h)
306 AC_CHECK_HEADERS(proc_service.h thread_db.h)
307 AC_CHECK_HEADERS(stddef.h)
308 AC_CHECK_HEADERS(stdlib.h)
309 AC_CHECK_HEADERS(stdint.h)
310 AC_CHECK_HEADERS(string.h memory.h strings.h)
311 AC_CHECK_HEADERS(sys/fault.h)
312 AC_CHECK_HEADERS(sys/file.h)
313 AC_CHECK_HEADERS(sys/filio.h)
314 AC_CHECK_HEADERS(sys/ioctl.h)
315 AC_CHECK_HEADERS(sys/param.h)
316 AC_CHECK_HEADERS(sys/proc.h)
317 AC_CHECK_HEADERS(sys/procfs.h)
318 AC_CHECK_HEADERS(sys/ptrace.h ptrace.h)
319 AC_CHECK_HEADERS(sys/reg.h sys/debugreg.h)
320 AC_CHECK_HEADERS(sys/select.h)
321 AC_CHECK_HEADERS(sys/syscall.h)
322 AC_CHECK_HEADERS(sys/user.h)
323 AC_CHECK_HEADERS(sys/wait.h wait.h)
324 AC_CHECK_HEADERS(termios.h termio.h sgtty.h)
325 AC_CHECK_HEADERS(unistd.h)
327 # On Solaris 2.[78], we need to define _MSE_INT_H to avoid a clash
328 # between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to
329 # think that we don't have <curses.h> if we're using GCC.
332 if test "$GCC" = yes; then
333 AC_DEFINE(_MSE_INT_H, 1,
334 [[Define to 1 to avoid a clash between <widec.h> and <wchar.h> on
335 Solaris 2.[78] when using GCC. ]])
338 AC_CHECK_HEADERS(curses.h ncurses.h term.h)
340 # FIXME: kettenis/20030102: In most cases we include these
341 # unconditionally, so what's the point in checking these?
342 AC_CHECK_HEADERS(ctype.h time.h)
344 # ------------------ #
345 # Checks for types. #
346 # ------------------ #
350 # ------------------------------------- #
351 # Checks for compiler characteristics. #
352 # ------------------------------------- #
357 # ------------------------------ #
358 # Checks for library functions. #
359 # ------------------------------ #
364 AC_CHECK_FUNCS(canonicalize_file_name realpath)
366 AC_CHECK_FUNCS(pread64)
368 AC_CHECK_FUNCS(setpgid setpgrp)
369 AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask)
370 AC_CHECK_FUNCS(socketpair)
372 dnl AC_FUNC_SETPGRP does not work when cross compiling
373 dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
374 if test "$cross_compiling" = no; then
377 AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void,
381 if (setpgrp(1,1) == -1)
385 ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)])
386 if test $ac_cv_func_setpgrp_void = yes; then
387 AC_DEFINE(SETPGRP_VOID, 1)
391 # Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do
392 # since sigsetjmp might only be defined as a macro.
393 AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
396 ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
397 gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
398 if test $gdb_cv_func_sigsetjmp = yes; then
399 AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
402 # Assume we'll default to using the included libiberty regex.
403 gdb_use_included_regex=yes
405 # However, if the system regex is GNU regex, then default to *not*
406 # using the included regex.
409 [gdb_cv_have_gnu_regex],
411 [#include <gnu-versions.h>],
412 [#define REGEX_INTERFACE_VERSION 1
413 #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
414 # error "Version mismatch"
416 gdb_cv_have_gnu_regex=yes,
417 gdb_cv_have_gnu_regex=no)])
418 if test $gdb_cv_have_gnu_regex = yes; then
419 gdb_use_included_regex=no
422 AC_ARG_WITH(included-regex,
423 [ --without-included-regex don't use included regex; this is the default
424 on systems with version 2 of the GNU C library
425 (use with caution on other system)],
426 gdb_with_regex=$withval,
427 gdb_with_regex=$gdb_use_included_regex)
428 if test "$gdb_with_regex" = yes; then
429 AC_DEFINE(USE_INCLUDED_REGEX, 1,
430 [Define to 1 if the regex included in libiberty should be used.])
433 # See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
434 # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
435 AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
436 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_fs;],
437 gdb_cv_struct_reg_r_fs=yes, gdb_cv_struct_reg_r_fs=no)])
438 if test $gdb_cv_struct_reg_r_fs = yes; then
439 AC_DEFINE(HAVE_STRUCT_REG_R_FS)
441 AC_CACHE_CHECK([for r_gs in struct reg], gdb_cv_struct_reg_r_gs,
442 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_gs;],
443 gdb_cv_struct_reg_r_gs=yes, gdb_cv_struct_reg_r_gs=no)])
444 if test $gdb_cv_struct_reg_r_gs = yes; then
445 AC_DEFINE(HAVE_STRUCT_REG_R_GS)
448 # See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
449 AC_MSG_CHECKING(for PTRACE_GETREGS)
450 AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
451 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
453 [gdb_cv_have_ptrace_getregs=yes],
454 [gdb_cv_have_ptrace_getregs=no])])
455 AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
456 if test $gdb_cv_have_ptrace_getregs = yes; then
457 AC_DEFINE(HAVE_PTRACE_GETREGS)
460 # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
461 AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
462 AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
463 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
464 [PTRACE_GETFPXREGS;],
465 [gdb_cv_have_ptrace_getfpxregs=yes],
466 [gdb_cv_have_ptrace_getfpxregs=no])])
467 AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
468 if test $gdb_cv_have_ptrace_getfpxregs = yes; then
469 AC_DEFINE(HAVE_PTRACE_GETFPXREGS)
472 # See if <sys/ptrace.h> provides the PT_GETDBREGS request.
473 AC_MSG_CHECKING(for PT_GETDBREGS)
474 AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
475 [AC_TRY_COMPILE([#include <sys/types.h>
476 #include <sys/ptrace.h>],
478 [gdb_cv_have_pt_getdbregs=yes],
479 [gdb_cv_have_pt_getdbregs=no])])
480 AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
481 if test $gdb_cv_have_pt_getdbregs = yes; then
482 AC_DEFINE(HAVE_PT_GETDBREGS)
485 # See if <sys/ptrace.h> provides the PT_GETXMMREGS request.
486 AC_MSG_CHECKING(for PT_GETXMMREGS)
487 AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs,
488 [AC_TRY_COMPILE([#include <sys/types.h>
489 #include <sys/ptrace.h>],
491 [gdb_cv_have_pt_getxmmregs=yes],
492 [gdb_cv_have_pt_getxmmregs=no])])
493 AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs)
494 if test $gdb_cv_have_pt_getxmmregs = yes; then
495 AC_DEFINE(HAVE_PT_GETXMMREGS)
499 BFD_NEED_DECLARATION(malloc)
500 BFD_NEED_DECLARATION(realloc)
501 BFD_NEED_DECLARATION(free)
502 BFD_NEED_DECLARATION(strerror)
503 BFD_NEED_DECLARATION(strdup)
504 BFD_NEED_DECLARATION(strstr)
505 BFD_NEED_DECLARATION(canonicalize_file_name)
507 # The following save_state_t checkery is only necessary for HPUX
508 # versions earlier than 10.20. When those fade from memory, this
509 # could be expunged. --jsm 1999-03-22
511 AC_MSG_CHECKING(for HPUX save_state structure)
512 AC_EGREP_HEADER(save_state_t, machine/save_state.h,
513 gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no)
514 AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes,
515 gdb_cv_hpux_sswide=no)
516 if test $gdb_cv_hpux_savestate = yes
518 AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1)
520 if test $gdb_cv_hpux_sswide = yes
522 AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1)
524 AC_MSG_RESULT($gdb_cv_hpux_sswide)
527 # If we are configured native on GNU/Linux, work around problems with
529 # Also detect which type of /proc is in use, such as for Unixware or Solaris.
531 if test "${target}" = "${host}"; then
533 i[[3456]]86-*-linux*)
534 AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
535 AC_DEFINE(sys_quotactl)
538 AC_DEFINE(NEW_PROC_API)
540 *-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
541 AC_DEFINE(NEW_PROC_API)
543 *-*-solaris2.[[678]])
544 AC_DEFINE(NEW_PROC_API)
549 if test "$ac_cv_header_sys_procfs_h" = yes; then
550 BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
551 BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
552 BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
553 BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
554 BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
555 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
556 BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
557 BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
558 BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
559 BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
560 BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
561 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
562 BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
563 BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
566 dnl Check for broken prfpregset_t type
568 dnl For Linux/i386, glibc 2.1.3 was released with a bogus
569 dnl prfpregset_t type (it's a typedef for the pointer to a struct
570 dnl instead of the struct itself). We detect this here, and work
571 dnl around it in gdb_proc_service.h.
573 if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
574 AC_MSG_CHECKING(whether prfpregset_t type is broken)
575 AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
576 [AC_TRY_RUN([#include <sys/procfs.h>
579 if (sizeof (prfpregset_t) == sizeof (void *))
583 gdb_cv_prfpregset_t_broken=no,
584 gdb_cv_prfpregset_t_broken=yes,
585 gdb_cv_prfpregset_t_broken=yes)])
586 AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
587 if test $gdb_cv_prfpregset_t_broken = yes; then
588 AC_DEFINE(PRFPREGSET_T_BROKEN)
592 dnl Check for PIOCSET ioctl entry
594 AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
595 AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
596 [AC_TRY_COMPILE([#include <unistd.h>
597 #include <sys/types.h>
598 #include <sys/procfs.h>
601 dummy = ioctl(0, PIOCSET, &dummy);
603 gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
604 AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
605 if test $gdb_cv_have_procfs_piocset = yes; then
606 AC_DEFINE(HAVE_PROCFS_PIOCSET)
610 dnl For native ports (host == target), check to see what kind of
611 dnl legacy link.h support is needed. (See solib-legacy.c.)
612 if test ${host} = ${target} ; then
613 dnl Check for struct link_map with l_ members which are indicative
614 dnl of SVR4-like shared libraries
616 AC_MSG_CHECKING(for member l_addr in struct link_map)
617 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
618 [AC_TRY_COMPILE([#include <link.h>],
619 [struct link_map lm; (void) lm.l_addr;],
620 gdb_cv_have_struct_link_map_with_l_members=yes,
621 gdb_cv_have_struct_link_map_with_l_members=no)])
622 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
623 if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
624 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS)
627 dnl Check for struct link_map with lm_ members which are indicative
628 dnl of SunOS-like shared libraries
630 AC_MSG_CHECKING(for member lm_addr in struct link_map)
631 AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
632 [AC_TRY_COMPILE([#include <sys/types.h>
634 [struct link_map lm; (void) lm.lm_addr;],
635 gdb_cv_have_struct_link_map_with_lm_members=yes,
636 gdb_cv_have_struct_link_map_with_lm_members=no)])
637 AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
638 if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
639 AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS)
642 dnl Check for struct so_map with som_ members which are found on
643 dnl some *BSD systems.
645 AC_MSG_CHECKING(for member som_addr in struct so_map)
646 AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
647 [AC_TRY_COMPILE([#include <sys/types.h>
652 [struct so_map lm; (void) lm.som_addr;],
653 gdb_cv_have_struct_so_map_with_som_members=yes,
654 gdb_cv_have_struct_so_map_with_som_members=no)])
655 AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
656 if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
657 AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS)
660 dnl Check for struct link_map32 type, which allows a 64-bit Solaris
661 dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
663 AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
664 AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
665 [AC_TRY_COMPILE([#define _SYSCALL32
666 #include <sys/link.h>], [struct link_map32 l;],
667 gdb_cv_have_struct_link_map32=yes,
668 gdb_cv_have_struct_link_map32=no)])
669 AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
670 if test $gdb_cv_have_struct_link_map32 = yes; then
671 AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
672 AC_DEFINE(_SYSCALL32)
676 dnl See if compiler supports "long long" type.
678 AC_MSG_CHECKING(for long long support in compiler)
679 AC_CACHE_VAL(gdb_cv_c_long_long,
681 extern long long foo;
682 switch (foo & 2) { case 0: return 1; }
684 gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
685 AC_MSG_RESULT($gdb_cv_c_long_long)
686 if test $gdb_cv_c_long_long = yes; then
687 AC_DEFINE(CC_HAS_LONG_LONG)
690 dnl See if the compiler and runtime support printing long long
692 AC_MSG_CHECKING(for long long support in printf)
693 AC_CACHE_VAL(gdb_cv_printf_has_long_long,
698 l = (l << 16) + 0x0123;
699 l = (l << 16) + 0x4567;
700 l = (l << 16) + 0x89ab;
701 l = (l << 16) + 0xcdef;
702 sprintf (buf, "0x%016llx", l);
703 return (strcmp ("0x0123456789abcdef", buf));
705 gdb_cv_printf_has_long_long=yes,
706 gdb_cv_printf_has_long_long=no,
707 gdb_cv_printf_has_long_long=no)])
708 if test $gdb_cv_printf_has_long_long = yes; then
709 AC_DEFINE(PRINTF_HAS_LONG_LONG)
711 AC_MSG_RESULT($gdb_cv_printf_has_long_long)
713 dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE
714 dnl because autoconf complains about cross-compilation issues. However, this
715 dnl code uses the same variables as the macro for compatibility.
717 AC_MSG_CHECKING(for long double support in compiler)
718 AC_CACHE_VAL(ac_cv_c_long_double,
719 [AC_TRY_COMPILE(, [long double foo;],
720 ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
721 AC_MSG_RESULT($ac_cv_c_long_double)
722 if test $ac_cv_c_long_double = yes; then
723 AC_DEFINE(HAVE_LONG_DOUBLE)
726 dnl See if the compiler and runtime support printing long doubles
728 AC_MSG_CHECKING(for long double support in printf)
729 AC_CACHE_VAL(gdb_cv_printf_has_long_double,
733 long double f = 3.141592653;
734 sprintf (buf, "%Lg", f);
735 return (strncmp ("3.14159", buf, 7));
737 gdb_cv_printf_has_long_double=yes,
738 gdb_cv_printf_has_long_double=no,
739 gdb_cv_printf_has_long_double=no)])
740 if test $gdb_cv_printf_has_long_double = yes; then
741 AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
743 AC_MSG_RESULT($gdb_cv_printf_has_long_double)
745 dnl See if the compiler and runtime support scanning long doubles
747 AC_MSG_CHECKING(for long double support in scanf)
748 AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
751 char *buf = "3.141592653";
753 sscanf (buf, "%Lg", &f);
754 return !(f > 3.14159 && f < 3.14160);
756 gdb_cv_scanf_has_long_double=yes,
757 gdb_cv_scanf_has_long_double=no,
758 gdb_cv_scanf_has_long_double=no)])
759 if test $gdb_cv_scanf_has_long_double = yes; then
760 AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
762 AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
766 AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
767 SAVE_LDFLAGS=$LDFLAGS
770 yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
771 *) gdb_cv_bigtoc=-bbigtoc ;;
774 LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
775 AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
777 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
782 dnl For certain native configurations, we need to check whether thread
783 dnl support can be built in or not.
785 dnl Note that we only want this if we are both native (host == target),
786 dnl and not doing a canadian cross build (build == host).
788 if test ${build} = ${host} -a ${host} = ${target} ; then
791 AC_MSG_CHECKING(for HPUX/OSF thread support)
792 if test -f /usr/include/dce/cma_config.h ; then
793 if test "$GCC" = "yes" ; then
795 AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
796 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} hpux-thread.o"
797 CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
799 AC_MSG_RESULT(no (suppressed because you are not using GCC))
806 # See if thread_db library is around for Solaris thread debugging.
807 # Note that we must explicitly test for version 1 of the library
808 # because version 0 (present on Solaris 2.4 or earlier) doesn't have
810 AC_MSG_CHECKING(for Solaris thread debugging library)
811 if test -f /usr/lib/libthread_db.so.1 ; then
813 AC_DEFINE(HAVE_THREAD_DB_LIB)
814 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} sol-thread.o"
815 CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
816 AC_CHECK_LIB(dl, dlopen)
817 if test "$GCC" = "yes" ; then
818 # The GNU linker requires the -export-dynamic option to make
819 # all symbols visible in the dynamic symbol table.
820 hold_ldflags=$LDFLAGS
821 AC_MSG_CHECKING(for the ld -export-dynamic flag)
822 LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
823 AC_TRY_LINK(, [int i;], found=yes, found=no)
824 LDFLAGS=$hold_ldflags
825 AC_MSG_RESULT($found)
826 if test $found = yes; then
827 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
830 # Sun randomly tweaked the prototypes in <proc_service.h>
832 AC_MSG_CHECKING(if <proc_service.h> is old)
833 AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
835 #include <proc_service.h>
837 (struct ps_prochandle*, psaddr_t, const void*, size_t);
838 ],, gdb_cv_proc_service_is_old=no,
839 gdb_cv_proc_service_is_old=yes)
841 AC_MSG_RESULT($gdb_cv_proc_service_is_old)
842 if test $gdb_cv_proc_service_is_old = yes; then
843 AC_DEFINE(PROC_SERVICE_IS_OLD)
850 AC_MSG_CHECKING(for AiX thread debugging library)
851 AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
852 [AC_TRY_COMPILE([#include <sys/pthdebug.h>],
853 [#ifndef PTHDB_VERSION_3
856 gdb_cv_have_aix_thread_debug=yes,
857 gdb_cv_have_aix_thread_debug=no)])
858 AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
859 if test $gdb_cv_have_aix_thread_debug = yes; then
860 CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
861 CONFIG_LIB_OBS="${CONFIG_LIB_OBS} aix-thread.o"
862 CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
866 AC_SUBST(CONFIG_LDFLAGS)
869 dnl See if we have a thread_db header file that has TD_NOTALLOC.
870 if test "x$ac_cv_header_thread_db_h" = "xyes"; then
871 AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC],
872 gdb_cv_thread_db_h_has_td_notalloc,
874 [#include <thread_db.h>],
875 [int i = TD_NOTALLOC;],
876 gdb_cv_thread_db_h_has_td_notalloc=yes,
877 gdb_cv_thread_db_h_has_td_notalloc=no
881 if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
882 AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
883 [Define if <thread_db.h> has the TD_NOTALLOC error code.])
886 dnl Handle optional features that can be enabled.
889 [ --with-sysroot[=DIR] Search for usr/lib et al within DIR.],
891 case ${with_sysroot} in
892 yes) AC_ERROR(with-sysroot must specify path) ;;
893 *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
896 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
898 if test "x$exec_prefix" = xNONE; then
899 if test "x$prefix" = xNONE; then
900 test_prefix=/usr/local
905 test_prefix=$exec_prefix
907 case ${TARGET_SYSTEM_ROOT} in
909 t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
910 TARGET_SYSTEM_ROOT_DEFINE="$t"
915 TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
917 AC_SUBST(TARGET_SYSTEM_ROOT)
918 AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
920 # NOTE: Don't add -Wall or -Wunused, they both include
921 # -Wunused-parameter which reports bogus warnings.
922 # NOTE: If you add to this list, remember to update
923 # gdb/doc/gdbint.texinfo.
924 build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
925 -Wformat -Wparentheses -Wpointer-arith -Wuninitialized"
926 # Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
927 # -Wunused-function -Wunused-label -Wunused-variable -Wunused-value
928 # -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual
929 # -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
930 # -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
931 # -Woverloaded-virtual -Winline -Werror"
932 AC_ARG_ENABLE(build-warnings,
933 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
934 [case "${enableval}" in
936 no) build_warnings="-w";;
937 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
938 build_warnings="${build_warnings} ${t}";;
939 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
940 build_warnings="${t} ${build_warnings}";;
941 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
943 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
944 echo "Setting compiler warning flags = $build_warnings" 6>&1
946 AC_ARG_ENABLE(gdb-build-warnings,
947 [ --enable-gdb-build-warnings Enable GDB specific build-time compiler warnings if gcc is used],
948 [case "${enableval}" in
950 no) build_warnings="-w";;
951 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
952 build_warnings="${build_warnings} ${t}";;
953 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
954 build_warnings="${t} ${build_warnings}";;
955 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
957 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
958 echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
962 if test "x${build_warnings}" != x -a "x$GCC" = xyes
964 AC_MSG_CHECKING(compiler warning flags)
965 # Separate out the -Werror flag as some files just cannot be
966 # compiled with it enabled.
967 for w in ${build_warnings}; do
969 -Werr*) WERROR_CFLAGS=-Werror ;;
970 *) # Check that GCC accepts it
971 saved_CFLAGS="$CFLAGS"
973 AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
974 CFLAGS="$saved_CFLAGS"
977 AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
979 AC_SUBST(WARN_CFLAGS)
980 AC_SUBST(WERROR_CFLAGS)
984 AC_SUBST(MMALLOC_CFLAGS)
988 [ --with-mmalloc Use memory mapped malloc package],
989 [case "${withval}" in
990 yes) want_mmalloc=true ;;
991 no) want_mmalloc=false;;
992 *) AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;;
993 esac],[want_mmalloc=false])dnl
995 if test x$want_mmalloc = xtrue; then
996 AC_DEFINE(USE_MMALLOC)
997 AC_DEFINE(MMCHECK_FORCE)
998 MMALLOC_CFLAGS="-I$srcdir/../mmalloc"
999 MMALLOC='../mmalloc/libmmalloc.a'
1002 # In the Cygwin environment, we need some additional flags.
1003 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
1004 [AC_EGREP_CPP(lose, [
1005 #if defined (__CYGWIN__) || defined (__CYGWIN32__)
1007 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
1010 dnl Figure out which of the many generic ser-*.c files the _host_ supports.
1011 SER_HARDWIRE="ser-unix.o ser-pipe.o ser-tcp.o"
1013 *go32* ) SER_HARDWIRE=ser-go32.o ;;
1014 *djgpp* ) SER_HARDWIRE=ser-go32.o ;;
1016 AC_SUBST(SER_HARDWIRE)
1018 # libreadline needs libuser32.a in a cygwin environment
1020 if test x$gdb_cv_os_cygwin = xyes; then
1021 WIN32LIBS="-luser32"
1023 *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
1029 LIBGUI="../libgui/src/libgui.a"
1030 GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
1032 AC_SUBST(GUI_CFLAGS_X)
1036 AC_SUBST(WIN32LDAPP)
1041 if test "${enable_gdbtk}" = "yes"; then
1043 # Gdbtk must have an absolute path to srcdir in order to run
1044 # properly when not installed.
1050 CY_AC_PATH_TCLCONFIG
1051 if test -z "${no_tcl}"; then
1052 CY_AC_LOAD_TCLCONFIG
1055 # now look for Tcl library stuff
1066 TCL_DEPS="${tcldir}${TCL_LIB_FILE}"
1068 # If $no_tk is nonempty, then we can't do Tk, and there is no
1069 # point to doing Tcl.
1070 if test -z "${no_tk}"; then
1078 # now look for Tk library stuff
1089 TK_DEPS="${tkdir}${TK_LIB_FILE}"
1091 # now look for Itcl library stuff
1093 CY_AC_PATH_ITCLCONFIG
1094 if test -z "${no_itcl}"; then
1095 CY_AC_LOAD_ITCLCONFIG
1097 ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
1098 ITCL_DEPS="${ITCL_LIB_FULL_PATH}"
1102 # now look for Itk library stuff
1103 CY_AC_PATH_ITKCONFIG
1104 if test -z "${no_itcl}"; then
1105 CY_AC_LOAD_ITKCONFIG
1107 ITKLIB="${ITK_BUILD_LIB_SPEC}"
1108 ITK_DEPS="${ITK_LIB_FULL_PATH}"
1111 ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
1112 # Tcl/Tk 8.1 require -fwritable strings. I don't
1113 # know whether 8.2 will or not, but I bet it will.
1114 # I don't have to worry about 7.x since we don't support it.
1116 if test "$GCC" = "yes"; then
1117 if test "$TCL_VERSION" != "8.0" ; then
1118 GDBTK_CFLAGS="-fwritable-strings"
1122 # Include some libraries that Tcl and Tk want.
1123 TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
1124 # Yes, the ordering seems wrong here. But it isn't.
1125 # TK_LIBS is the list of libraries that need to be linked
1126 # after Tcl/Tk. Note that this isn't put into LIBS. If it
1127 # were in LIBS then any link tests after this point would
1128 # try to include things like `$(LIBGUI)', which wouldn't work.
1129 GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
1131 CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
1132 CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
1133 CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
1134 CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_GDBTK_INITS)"
1135 CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_GDBTK_ALL)"
1136 CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_GDBTK_CLEAN)"
1137 CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_GDBTK_INSTALL)"
1138 CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_GDBTK_UNINSTALL)"
1140 if test x$gdb_cv_os_cygwin = xyes; then
1141 WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
1142 WIN32LDAPP="-Wl,--subsystem,console"
1143 CONFIG_OBS="${CONFIG_OBS} gdbres.o"
1148 configdirs="${configdirs} gdbtk"
1161 AC_SUBST(GDBTK_CFLAGS)
1162 AC_SUBST(GDBTK_SRC_DIR)
1167 # Unlike the sim directory, whether a simulator is linked is controlled by
1168 # presence of a SIM= and a SIM_OBS= definition in the target '.mt' file.
1169 # This code just checks for a few cases where we'd like to ignore those
1170 # definitions, even when they're present in the '.mt' file. These cases
1171 # are when --disable-sim is specified, or if the simulator directory is
1172 # not part of the source tree.
1175 [ --enable-sim Link gdb with simulator],
1176 [echo "enable_sim = $enable_sim";
1177 echo "enableval = ${enableval}";
1178 case "${enableval}" in
1179 yes) ignore_sim=false ;;
1180 no) ignore_sim=true ;;
1181 *) ignore_sim=false ;;
1185 if test ! -d "${srcdir}/../sim"; then
1189 if test "${ignore_sim}" = "true"; then
1191 IGNORE_SIM_OBS="SIM_OBS="
1197 AC_SUBST(IGNORE_SIM)
1198 AC_SUBST(IGNORE_SIM_OBS)
1200 AC_SUBST(ENABLE_CFLAGS)
1201 AC_SUBST(PROFILE_CFLAGS)
1203 AC_SUBST(CONFIG_OBS)
1204 AC_SUBST(CONFIG_LIB_OBS)
1205 AC_SUBST(CONFIG_DEPS)
1206 AC_SUBST(CONFIG_SRCS)
1207 AC_SUBST(CONFIG_INITS)
1208 AC_SUBST(CONFIG_ALL)
1209 AC_SUBST(CONFIG_CLEAN)
1210 AC_SUBST(CONFIG_INSTALL)
1211 AC_SUBST(CONFIG_UNINSTALL)
1213 # target_subdir is used by the testsuite to find the target libraries.
1215 if test "${host}" != "${target}"; then
1216 target_subdir="${target_alias}/"
1218 AC_SUBST(target_subdir)
1221 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
1222 if test ! -f ${host_makefile_frag}; then
1223 # When building a native debuger the .mh file containing things
1224 # like NATDEPFILES is needed. Cross debuggers don't need .mh
1225 # since it no longer contains anything useful.
1226 if test "${target}" = "${host}"; then
1227 AC_MSG_ERROR("*** Gdb does not support native target ${host}")
1229 host_makefile_frag=/dev/null
1232 frags="$frags $host_makefile_frag"
1234 target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
1235 if test ! -f ${target_makefile_frag}; then
1236 AC_MSG_ERROR("*** Gdb does not support target ${target}")
1238 frags="$frags $target_makefile_frag"
1240 AC_SUBST_FILE(host_makefile_frag)
1241 AC_SUBST_FILE(target_makefile_frag)
1246 s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1247 ' ${host_makefile_frag}`
1249 targetfile=`sed -n '
1250 s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1251 ' ${target_makefile_frag}`
1253 GDB_MULTI_ARCH=`sed -n '
1254 s/GDB_MULTI_ARCH[ ]*=[ ]*\([^ ]*\)[ ]*/\1/p
1255 ' ${target_makefile_frag}`
1257 if test "${target}" = "${host}"; then
1258 # We pick this up from the host configuration file (.mh) because we
1259 # do not have a native configuration Makefile fragment.
1260 nativefile=`sed -n '
1261 s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
1262 ' ${host_makefile_frag}`
1266 # New targets should just set gdb_multi_arch=yes in configure.tgt.
1267 # Old targets being converted can either do that or set GDB_MULTI_ARCH
1268 # in the target specific makefile frag. Eventually gdb_multi_arch=yes
1269 # will be the default.
1270 if test x"${GDB_MULTI_ARCH}" = x ; then
1271 case "${gdb_multi_arch}" in
1272 yes ) GDB_MULTI_ARCH=GDB_MULTI_ARCH_PURE ;;
1273 no ) GDB_MULTI_ARCH=0 ;;
1274 0|1|2 ) GDB_MULTI_ARCH=${gdb_multi_arch} ;;
1277 if test x"${GDB_MULTI_ARCH}" != x ; then
1278 AC_DEFINE_UNQUOTED(GDB_MULTI_ARCH, ${GDB_MULTI_ARCH})
1280 # Warn the user when they use an old practice
1281 case "${GDB_MULTI_ARCH}" in
1283 0 | GDB_MULTI_ARCH_PARTIAL | 1 | GDB_MULTI_ARCH_TM | 2 )
1284 AC_MSG_WARN("GDB: Target is not pure multi-arch") ;;
1285 GDB_MULTI_ARCH_PURE )
1286 if test x"${targetfile}" != x ; then
1287 AC_MSG_WARN("GDB: Ignoring TM_FILE in ${target_makefile_frag}")
1290 *) AC_MSG_ERROR("GDB: Unknown GDB_MULTI_ARCH value ${GDB_MULTI_ARCH}");;
1293 if test x"${gdb_osabi}" != x ; then
1294 AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi,
1295 [Define to the default OS ABI for this configuration.])
1298 # Enable multi-ice-gdb-server.
1299 AC_ARG_ENABLE(multi-ice,
1300 [ --enable-multi-ice build the multi-ice-gdb-server],
1304 *) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;;
1306 if test "x$enable_multi_ice" = xyes; then
1307 configdirs="$configdirs multi-ice"
1310 # We only build gdbserver automatically if host and target are the same.
1311 if test "x$target" = "x$host"; then
1312 AC_MSG_CHECKING(whether gdbserver is supported on this host)
1313 if test "x$build_gdbserver" = xyes; then
1314 configdirs="$configdirs gdbserver"
1321 AC_CONFIG_SUBDIRS($configdirs)
1323 # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
1324 # (NAT_FILE) is not set in config/*/*.m[ht] files, we link to an empty
1332 if test "${hostfile}" != ""; then
1334 GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}"
1335 files="${files} ${GDB_XM_FILE}"
1336 links="${links} xm.h"
1337 AC_DEFINE_UNQUOTED(GDB_XM_FILE, ${GDB_XM_FILE})
1343 if test "${targetfile}" != ""; then
1345 GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}"
1346 files="${files} ${GDB_TM_FILE}"
1347 links="${links} tm.h"
1348 AC_DEFINE_UNQUOTED(GDB_TM_FILE, ${GDB_TM_FILE})
1354 if test "${nativefile}" != ""; then
1356 GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}"
1357 files="${files} ${GDB_NM_FILE}"
1358 links="${links} nm.h"
1359 AC_DEFINE_UNQUOTED(GDB_NM_FILE, ${GDB_NM_FILE})
1363 AC_LINK_FILES($files, $links)
1365 dnl Check for exe extension set on certain hosts (e.g. Win32)
1368 dnl Detect the character set used by this host.
1370 dnl At the moment, we just assume it's ISO-8859-1 (which is a
1371 dnl superset of ASCII containing the characters needed for French,
1372 dnl German, Spanish, Italian, and possibly others), but if were
1373 dnl *were* to support any host character sets other than ISO-8859-1,
1374 dnl here's where we'd detect it.
1375 AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "ISO-8859-1",
1376 [Define to be a string naming the default host character set.])
1380 AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
1382 dnl Autoconf doesn't provide a mechanism for modifying definitions
1383 dnl provided by makefile fragments.
1385 if test "${nativefile}" = ""; then
1387 sed -e '/^NATDEPFILES[[ ]]*=.*\\$/,/[[^\\]]$/s/^/# /' \
1388 -e '/^NATDEPFILES[[ ]]*=/s/^/# /' \
1389 | sed -e '/^\(NATDEPFILES[[ ]]*[[+]]=[[ ]]*\)/s//# \1/' \
1391 mv -f Makefile.tem Makefile
1395 sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/,
1396 /^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,
1397 /^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
1398 mv -f Makefile.tmp Makefile
1402 case x$CONFIG_HEADERS in
1403 xconfig.h:config.in)
1408 gdb_host_cpu=$gdb_host_cpu
1409 gdb_target_cpu=$gdb_target_cpu
1410 nativefile=$nativefile