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c906108c SS |
1 | dnl Autoconf configure script for GDB, the GNU debugger. |
2 | dnl Copyright 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc. | |
3 | dnl | |
4 | dnl This file is part of GDB. | |
5 | dnl | |
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. | |
10 | dnl | |
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. | |
15 | dnl | |
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. | |
19 | ||
20 | dnl Process this file with autoconf to produce a configure script. | |
21 | ||
22 | AC_PREREQ(2.13)dnl | |
23 | AC_INIT(main.c) | |
24 | AC_CONFIG_HEADER(config.h:config.in) | |
25 | ||
26 | AC_PROG_CC | |
27 | AC_AIX | |
28 | AC_ISC_POSIX | |
29 | AM_PROG_CC_STDC | |
30 | ||
31 | AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..) | |
32 | AC_CANONICAL_SYSTEM | |
33 | ||
34 | dnl gdb doesn't use gettext, but bfd does. We call this to ensure we | |
35 | dnl link with the correct libraries. | |
36 | ALL_LINGUAS= | |
37 | CY_GNU_GETTEXT | |
38 | ||
39 | dnl List of object files added by configure. | |
40 | ||
41 | CONFIG_OBS= | |
42 | CONFIG_DEPS= | |
43 | CONFIG_SRCS= | |
44 | ||
45 | configdirs="doc testsuite" | |
46 | ||
96baa820 JM |
47 | AC_ARG_ENABLE(multi-ice, |
48 | [ --enable-multi-ice Build the multi-ice-gdb-server], | |
49 | [case "${enableval}" in | |
50 | yes ) enable_multi_ice="yes" ;; | |
51 | no) enable_multi_ice="no" ;; | |
52 | *) AC_MSG_ERROR(Bad value for --enable-multi-ice: ${enableval}) ;; | |
53 | esac | |
54 | ]) | |
55 | ||
56 | if test "${enable_multi_ice}" = "yes"; then | |
57 | configdirs="${configdirs} multi-ice" | |
58 | fi | |
59 | ||
c906108c SS |
60 | dnl |
61 | changequote(,)dnl | |
62 | ||
63 | . ${srcdir}/configure.host | |
64 | ||
65 | . ${srcdir}/configure.tgt | |
66 | ||
67 | dnl | |
68 | changequote([,])dnl | |
69 | ||
7a292a7a | 70 | AC_PROG_AWK |
c906108c SS |
71 | AC_PROG_INSTALL |
72 | AC_CHECK_TOOL(AR, ar) | |
73 | AC_CHECK_TOOL(RANLIB, ranlib, :) | |
74 | AC_PROG_YACC | |
75 | ||
76 | AC_ARG_PROGRAM | |
77 | ||
78 | AC_TYPE_SIGNAL | |
79 | ||
80 | AC_HEADER_STDC | |
81 | ||
ed9a39eb | 82 | AC_CHECK_HEADERS(ctype.h curses.h endian.h link.h thread_db.h proc_service.h \ |
c906108c | 83 | memory.h objlist.h ptrace.h sgtty.h stddef.h stdlib.h \ |
ed9a39eb | 84 | string.h sys/procfs.h sys/ptrace.h sys/reg.h stdint.h \ |
c906108c | 85 | term.h termio.h termios.h unistd.h wait.h sys/wait.h \ |
104c1213 | 86 | wchar.h wctype.h asm/debugreg.h sys/debugreg.h sys/select.h \ |
c2d11a7d | 87 | time.h sys/ioctl.h) |
c906108c SS |
88 | AC_HEADER_STAT |
89 | ||
90 | AC_C_CONST | |
91 | ||
2acceee2 | 92 | AC_CHECK_FUNCS(setpgid sbrk sigaction isascii bzero bcopy btowc poll sigprocmask) |
c906108c SS |
93 | AC_FUNC_ALLOCA |
94 | ||
5c44784c JM |
95 | dnl See if ptrace.h provides the PTRACE_GETXFPREGS request. |
96 | dnl PTRACE_GETXFPREGS is a Cygnus invention, since we wrote our own | |
97 | dnl Linux kernel patch for SSE support. That patch may or may not | |
98 | dnl actually make it into the official distribution. If you find that | |
99 | dnl years have gone by since this configure test was added, and Linux | |
100 | dnl isn't using PTRACE_GETXFPREGS, that means that our patch didn't | |
101 | dnl make it, and you can delete this code. | |
102 | AC_MSG_CHECKING(for PTRACE_GETXFPREGS) | |
103 | AC_CACHE_VAL(gdb_cv_have_ptrace_getxfpregs, | |
104 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], | |
105 | [PTRACE_GETXFPREGS;], | |
106 | [gdb_cv_have_ptrace_getxfpregs=yes], | |
107 | [gdb_cv_have_ptrace_getxfpregs=no])]) | |
108 | AC_MSG_RESULT($gdb_cv_have_ptrace_getxfpregs) | |
109 | if test $gdb_cv_have_ptrace_getxfpregs = yes; then | |
110 | AC_DEFINE(HAVE_PTRACE_GETXFPREGS) | |
111 | fi | |
112 | ||
7be570e7 JM |
113 | AC_CHECK_LIB(socket, socketpair) |
114 | AC_CHECK_FUNCS(socketpair) | |
115 | ||
116 | ||
c906108c SS |
117 | BFD_NEED_DECLARATION(malloc) |
118 | BFD_NEED_DECLARATION(realloc) | |
119 | BFD_NEED_DECLARATION(free) | |
120 | BFD_NEED_DECLARATION(strerror) | |
121 | BFD_NEED_DECLARATION(strdup) | |
b83266a0 | 122 | BFD_NEED_DECLARATION(strstr) |
c906108c SS |
123 | |
124 | ||
125 | # The following save_state_t checkery is only necessary for HPUX | |
126 | # versions earlier than 10.20. When those fade from memory, this | |
127 | # could be expunged. --jsm 1999-03-22 | |
128 | ||
129 | AC_MSG_CHECKING(for HPUX save_state structure) | |
130 | AC_EGREP_HEADER(save_state_t, machine/save_state.h, | |
131 | gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no) | |
132 | AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes, | |
133 | gdb_cv_hpux_sswide=no) | |
134 | if test $gdb_cv_hpux_savestate = yes | |
135 | then | |
136 | AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1) | |
137 | fi | |
138 | if test $gdb_cv_hpux_sswide = yes | |
139 | then | |
140 | AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1) | |
141 | fi | |
142 | AC_MSG_RESULT($gdb_cv_hpux_sswide) | |
143 | ||
144 | ||
145 | # If we are configured native on GNU/Linux, work around problems with | |
146 | # sys/procfs.h | |
c3f6f71d | 147 | # Also detect which type of /proc is in use, such as for Unixware or Solaris. |
c906108c SS |
148 | |
149 | if test "${target}" = "${host}"; then | |
150 | case "${host}" in | |
151 | i[[3456]]86-*-linux*) | |
152 | AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2) | |
153 | AC_DEFINE(sys_quotactl) | |
154 | ;; | |
c3f6f71d JM |
155 | *-*-unixware* | *-*-sysv4.2uw2.* | *-*-sysv4.2uw7.*) |
156 | AC_DEFINE(NEW_PROC_API) | |
157 | ;; | |
158 | # FIXME: we would like to define NEW_PROC_API for all versions of | |
159 | # Solaris from 2.6 on... but it isn't quite working yet. Seems | |
160 | # to work on sparc 2.6, so let's try it out there. | |
161 | sparc-sun-solaris2.6) | |
162 | AC_DEFINE(NEW_PROC_API) | |
163 | ;; | |
c906108c | 164 | esac |
c906108c SS |
165 | fi |
166 | ||
167 | if test "$ac_cv_header_sys_procfs_h" = yes; then | |
168 | BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t) | |
169 | BFD_HAVE_SYS_PROCFS_TYPE(prrun_t) | |
170 | BFD_HAVE_SYS_PROCFS_TYPE(gregset_t) | |
171 | BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t) | |
172 | ||
173 | dnl Check for PIOCSET ioctl entry | |
174 | ||
175 | AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h) | |
176 | AC_CACHE_VAL(gdb_cv_have_procfs_piocset, | |
177 | [AC_TRY_COMPILE([#include <unistd.h> | |
178 | #include <sys/types.h> | |
179 | #include <sys/procfs.h> | |
180 | ], [ | |
181 | int dummy;; | |
182 | dummy = ioctl(0, PIOCSET, &dummy); | |
183 | ], | |
184 | gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)]) | |
185 | AC_MSG_RESULT($gdb_cv_have_procfs_piocset) | |
186 | if test $gdb_cv_have_procfs_piocset = yes; then | |
187 | AC_DEFINE(HAVE_PROCFS_PIOCSET) | |
188 | fi | |
189 | fi | |
190 | ||
191 | dnl See if host has libm. This is usually needed by simulators. | |
192 | AC_CHECK_LIB(m, main) | |
193 | ||
194 | dnl Solaris puts wctype in /usr/lib/libw.a before Solaris 2.6. | |
195 | dnl | |
196 | dnl A bug in GNU ld 2.9.1 causes a problem if we link in -lw | |
197 | dnl under Solaris 2.6 because it is some funky empty library. | |
198 | dnl So only link in libw if we have to. | |
199 | AC_CHECK_LIB(c, wctype,: ,AC_CHECK_LIB(w, wctype)) | |
200 | ||
201 | dnl See if compiler supports "long long" type. | |
202 | ||
203 | AC_MSG_CHECKING(for long long support in compiler) | |
204 | AC_CACHE_VAL(gdb_cv_c_long_long, | |
205 | [AC_TRY_COMPILE(, [ | |
206 | extern long long foo; | |
207 | switch (foo & 2) { case 0: return 1; } | |
208 | ], | |
209 | gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)]) | |
210 | AC_MSG_RESULT($gdb_cv_c_long_long) | |
211 | if test $gdb_cv_c_long_long = yes; then | |
212 | AC_DEFINE(CC_HAS_LONG_LONG) | |
213 | fi | |
214 | ||
215 | dnl See if the compiler and runtime support printing long long | |
216 | ||
217 | AC_MSG_CHECKING(for long long support in printf) | |
218 | AC_CACHE_VAL(gdb_cv_printf_has_long_long, | |
219 | [AC_TRY_RUN([ | |
220 | int main () { | |
221 | char buf[32]; | |
222 | long long l = 0; | |
223 | l = (l << 16) + 0x0123; | |
224 | l = (l << 16) + 0x4567; | |
225 | l = (l << 16) + 0x89ab; | |
226 | l = (l << 16) + 0xcdef; | |
227 | sprintf (buf, "0x%016llx", l); | |
228 | return (strcmp ("0x0123456789abcdef", buf)); | |
229 | }], | |
230 | gdb_cv_printf_has_long_long=yes, | |
231 | gdb_cv_printf_has_long_long=no, | |
232 | gdb_cv_printf_has_long_long=no)]) | |
233 | if test $gdb_cv_printf_has_long_long = yes; then | |
234 | AC_DEFINE(PRINTF_HAS_LONG_LONG) | |
235 | fi | |
236 | AC_MSG_RESULT($gdb_cv_printf_has_long_long) | |
237 | ||
238 | dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE | |
239 | dnl because autoconf complains about cross-compilation issues. However, this | |
240 | dnl code uses the same variables as the macro for compatibility. | |
241 | ||
242 | AC_MSG_CHECKING(for long double support in compiler) | |
243 | AC_CACHE_VAL(ac_cv_c_long_double, | |
244 | [AC_TRY_COMPILE(, [long double foo;], | |
245 | ac_cv_c_long_double=yes, ac_cv_c_long_double=no)]) | |
246 | AC_MSG_RESULT($ac_cv_c_long_double) | |
247 | if test $ac_cv_c_long_double = yes; then | |
248 | AC_DEFINE(HAVE_LONG_DOUBLE) | |
249 | fi | |
250 | ||
251 | dnl See if the compiler and runtime support printing long doubles | |
252 | ||
253 | AC_MSG_CHECKING(for long double support in printf) | |
254 | AC_CACHE_VAL(gdb_cv_printf_has_long_double, | |
255 | [AC_TRY_RUN([ | |
256 | int main () { | |
257 | char buf[16]; | |
258 | long double f = 3.141592653; | |
259 | sprintf (buf, "%Lg", f); | |
260 | return (strncmp ("3.14159", buf, 7)); | |
261 | }], | |
262 | gdb_cv_printf_has_long_double=yes, | |
263 | gdb_cv_printf_has_long_double=no, | |
264 | gdb_cv_printf_has_long_double=no)]) | |
265 | if test $gdb_cv_printf_has_long_double = yes; then | |
266 | AC_DEFINE(PRINTF_HAS_LONG_DOUBLE) | |
267 | fi | |
268 | AC_MSG_RESULT($gdb_cv_printf_has_long_double) | |
269 | ||
270 | dnl See if the compiler and runtime support scanning long doubles | |
271 | ||
272 | AC_MSG_CHECKING(for long double support in scanf) | |
273 | AC_CACHE_VAL(gdb_cv_scanf_has_long_double, | |
274 | [AC_TRY_RUN([ | |
275 | int main () { | |
276 | char *buf = "3.141592653"; | |
277 | long double f = 0; | |
278 | sscanf (buf, "%Lg", &f); | |
279 | return !(f > 3.14159 && f < 3.14160); | |
280 | }], | |
281 | gdb_cv_scanf_has_long_double=yes, | |
282 | gdb_cv_scanf_has_long_double=no, | |
283 | gdb_cv_scanf_has_long_double=no)]) | |
284 | if test $gdb_cv_scanf_has_long_double = yes; then | |
285 | AC_DEFINE(SCANF_HAS_LONG_DOUBLE) | |
286 | fi | |
287 | AC_MSG_RESULT($gdb_cv_scanf_has_long_double) | |
288 | ||
289 | AC_FUNC_MMAP | |
290 | ||
291 | dnl See if thread_db library is around for Solaris thread debugging. Note that | |
292 | dnl we must explicitly test for version 1 of the library because version 0 | |
293 | dnl (present on Solaris 2.4 or earlier) doesn't have the same API. | |
294 | ||
295 | dnl Note that we only want this if we are both native (host == target), and | |
296 | dnl not doing a canadian cross build (build == host). | |
297 | ||
298 | if test ${build} = ${host} -a ${host} = ${target} ; then | |
299 | case ${host_os} in | |
300 | hpux*) | |
301 | AC_MSG_CHECKING(for HPUX/OSF thread support) | |
302 | if test -f /usr/include/dce/cma_config.h ; then | |
303 | if test "$GCC" = "yes" ; then | |
304 | AC_MSG_RESULT(yes) | |
305 | AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT) | |
306 | CONFIG_OBS="${CONFIG_OJS} hpux-thread.o" | |
307 | CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c" | |
308 | else | |
309 | AC_MSG_RESULT(no (suppressed because you are not using GCC)) | |
310 | fi | |
311 | else | |
312 | AC_MSG_RESULT(no) | |
313 | fi | |
314 | ;; | |
315 | solaris*) | |
316 | AC_MSG_CHECKING(for Solaris thread debugging library) | |
317 | if test -f /usr/lib/libthread_db.so.1 ; then | |
318 | AC_MSG_RESULT(yes) | |
319 | AC_DEFINE(HAVE_THREAD_DB_LIB) | |
320 | CONFIG_OBS="${CONFIG_OBS} sol-thread.o" | |
321 | CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c" | |
322 | AC_CHECK_LIB(dl, dlopen) | |
323 | if test "$GCC" = "yes" ; then | |
324 | # The GNU linker requires the -export-dynamic option to make | |
325 | # all symbols visible in the dynamic symbol table. | |
326 | hold_ldflags=$LDFLAGS | |
327 | AC_MSG_CHECKING(for the ld -export-dynamic flag) | |
328 | LDFLAGS="${LDFLAGS} -Wl,-export-dynamic" | |
329 | AC_TRY_LINK(, [int i;], found=yes, found=no) | |
330 | LDFLAGS=$hold_ldflags | |
331 | AC_MSG_RESULT($found) | |
332 | if test $found = yes; then | |
333 | CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic" | |
334 | fi | |
335 | fi | |
336 | # Sun randomly tweaked the prototypes in <proc_service.h> | |
337 | # at one point. | |
338 | AC_MSG_CHECKING(if <proc_service.h> is old) | |
339 | AC_CACHE_VAL(gdb_cv_proc_service_is_old,[ | |
340 | AC_TRY_COMPILE([ | |
341 | #include <proc_service.h> | |
342 | ps_err_e ps_pdwrite | |
343 | (struct ps_prochandle*, psaddr_t, const void*, size_t); | |
344 | ],, gdb_cv_proc_service_is_old=no, | |
345 | gdb_cv_proc_service_is_old=yes) | |
346 | ]) | |
347 | AC_MSG_RESULT($gdb_cv_proc_service_is_old) | |
348 | if test $gdb_cv_proc_service_is_old = yes; then | |
349 | AC_DEFINE(PROC_SERVICE_IS_OLD) | |
350 | fi | |
351 | else | |
352 | AC_MSG_RESULT(no) | |
353 | fi | |
354 | ;; | |
355 | esac | |
356 | AC_SUBST(CONFIG_LDFLAGS) | |
357 | fi | |
358 | ||
359 | dnl Handle optional features that can be enabled. | |
360 | ENABLE_CFLAGS= | |
361 | ||
362 | AC_ARG_ENABLE(tui, | |
363 | [ --enable-tui Enable full-screen terminal user interface], | |
364 | [ | |
365 | case "${enable_tui}" in | |
366 | yes | no) ;; | |
367 | "") enable_tui=yes ;; | |
368 | *) | |
369 | AC_MSG_ERROR(Bad value for --enable-tui: ${enableval}) | |
370 | ;; | |
371 | esac | |
372 | ]) | |
373 | case ${enable_tui} in | |
374 | "yes" ) | |
375 | AC_DEFINE(TUI) | |
376 | BUILD_TUI=all-tui | |
377 | TUI_LIBRARY=tui/libtui.a | |
378 | ;; | |
379 | * ) | |
380 | BUILD_TUI= | |
381 | TUI_LIBRARY= | |
382 | ;; | |
383 | esac | |
384 | AC_SUBST(BUILD_TUI) | |
385 | AC_SUBST(TUI_LIBRARY) | |
386 | ||
387 | AC_ARG_ENABLE(netrom, | |
388 | [ --enable-netrom Enable NetROM support], | |
389 | [case "${enableval}" in | |
390 | yes) enable_netrom=yes ;; | |
391 | no) enable_netrom=no ;; | |
392 | *) AC_MSG_ERROR(bad value ${enableval} given for netrom option) ;; | |
393 | esac]) | |
394 | ||
395 | if test "${enable_netrom}" = "yes"; then | |
396 | CONFIG_OBS="${CONFIG_OBS} remote-nrom.o" | |
397 | CONFIG_SRCS="${CONFIG_SRCS} remote-nrom.c" | |
398 | fi | |
399 | ||
400 | AC_ARG_ENABLE(build-warnings, | |
401 | [ --enable-build-warnings Enable build-time compiler warnings if gcc is used], | |
402 | [build_warnings="-Wall -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations" | |
403 | case "${enableval}" in | |
404 | yes) ;; | |
405 | no) build_warnings="-w";; | |
406 | ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
407 | build_warnings="${build_warnings} ${t}";; | |
408 | *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
409 | build_warnings="${t} ${build_warnings}";; | |
410 | *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; | |
d4f3574e SS |
411 | esac |
412 | if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then | |
413 | echo "Setting warning flags = $build_warnings" 6>&1 | |
414 | fi | |
104c1213 JM |
415 | WARN_CFLAGS="" |
416 | WERROR_CFLAGS="" | |
c906108c SS |
417 | if test "x${build_warnings}" != x -a "x$GCC" = xyes |
418 | then | |
104c1213 JM |
419 | # Separate out the -Werror flag as some files just cannot be |
420 | # compiled with it enabled. | |
421 | for w in ${build_warnings}; do | |
422 | case $w in | |
423 | -Werr*) WERROR_CFLAGS=-Werror ;; | |
424 | *) WARN_CFLAGS="${WARN_CFLAGS} $w" | |
425 | esac | |
426 | done | |
d4f3574e SS |
427 | fi],[build_warnings=""])dnl |
428 | ||
c906108c | 429 | AC_SUBST(WARN_CFLAGS) |
104c1213 | 430 | AC_SUBST(WERROR_CFLAGS) |
c906108c SS |
431 | |
432 | MMALLOC_CFLAGS= | |
433 | MMALLOC= | |
434 | AC_SUBST(MMALLOC_CFLAGS) | |
435 | AC_SUBST(MMALLOC) | |
436 | ||
437 | AC_ARG_WITH(mmalloc, | |
438 | [ --with-mmalloc Use memory mapped malloc package], | |
439 | [case "${withval}" in | |
440 | yes) want_mmalloc=true ;; | |
441 | no) want_mmalloc=false;; | |
442 | *) AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;; | |
443 | esac],[want_mmalloc=false])dnl | |
444 | ||
445 | if test x$want_mmalloc = xtrue; then | |
446 | AC_DEFINE(USE_MMALLOC) | |
447 | AC_DEFINE(MMCHECK_FORCE) | |
448 | MMALLOC_CFLAGS="-I$srcdir/../mmalloc" | |
449 | MMALLOC='../mmalloc/libmmalloc.a' | |
450 | fi | |
451 | ||
7a292a7a SS |
452 | |
453 | # In the Cygwin environment, we need some additional flags. | |
454 | AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin, | |
455 | [AC_EGREP_CPP(lose, [ | |
456 | #if defined (__CYGWIN__) || defined (__CYGWIN32__) | |
457 | lose | |
458 | #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])]) | |
459 | ||
460 | DLLTOOL=${DLLTOOL-dlltool} | |
461 | WINDRES=${WINDRES-windres} | |
462 | AC_SUBST(DLLTOOL) | |
463 | AC_SUBST(WINDRES) | |
464 | ||
c906108c | 465 | dnl Figure out which term library to use. |
b83266a0 SS |
466 | if test x$gdb_host = xgo32; then |
467 | TERM_LIB= | |
468 | else | |
c906108c SS |
469 | if test x$gdb_cv_os_cygwin = xyes; then |
470 | TERM_LIB='`if test -r ../libtermcap/libtermcap.a; then echo ../libtermcap/libtermcap.a; else echo -ltermcap; fi`' | |
471 | else | |
472 | TERM_LIB= | |
473 | AC_CHECK_LIB(ncurses, tgetent, TERM_LIB=-lncurses, | |
474 | AC_CHECK_LIB(Hcurses, tgetent, TERM_LIB=-lHcurses, | |
475 | AC_CHECK_LIB(termlib, tgetent, TERM_LIB=-ltermlib, | |
476 | AC_CHECK_LIB(termcap, tgetent, TERM_LIB=-ltermcap, | |
477 | AC_CHECK_LIB(curses, tgetent, TERM_LIB=-lcurses, | |
478 | AC_CHECK_LIB(terminfo, tgetent, TERM_LIB=-lterminfo)))))) | |
479 | ||
480 | if test "x$TERM_LIB" = x | |
481 | then | |
482 | AC_MSG_ERROR(Could not find a term library, e.g. termcap or termlib!) | |
483 | fi | |
484 | fi | |
b83266a0 | 485 | fi |
c906108c SS |
486 | AC_SUBST(TERM_LIB) |
487 | ||
cd0fc7c3 SS |
488 | # libreadline needs libuser32.a in a cygwin environment |
489 | WIN32LIBS= | |
490 | if test x$gdb_cv_os_cygwin = xyes; then | |
491 | WIN32LIBS="-luser32" | |
492 | fi | |
493 | AC_SUBST(WIN32LIBS) | |
7a292a7a SS |
494 | |
495 | ||
c906108c SS |
496 | AC_PATH_X |
497 | ||
7a292a7a SS |
498 | |
499 | # Unlike the sim directory, whether a simulator is linked is controlled by | |
500 | # presence of a SIM= and a SIM_OBS= definition in the target '.mt' file. | |
501 | # This code just checks for a few cases where we'd like to ignore those | |
502 | # definitions, even when they're present in the '.mt' file. These cases | |
503 | # are when --disable-sim is specified, or if the simulator directory is | |
504 | # not part of the soruce tree. | |
505 | # | |
506 | AC_ARG_ENABLE(sim, | |
507 | [ --enable-sim Link gdb with simulator], | |
508 | [echo "enable_sim = $enable_sim"; | |
509 | echo "enableval = ${enableval}"; | |
510 | case "${enableval}" in | |
511 | yes) ignore_sim=false ;; | |
512 | no) ignore_sim=true ;; | |
513 | *) ignore_sim=false ;; | |
514 | esac], | |
515 | [ignore_sim=false]) | |
516 | ||
517 | if test ! -d "${srcdir}/../sim"; then | |
518 | ignore_sim=true | |
519 | fi | |
520 | ||
521 | if test "${ignore_sim}" = "true"; then | |
522 | IGNORE_SIM="SIM=" | |
523 | IGNORE_SIM_OBS="SIM_OBS=" | |
524 | else | |
525 | IGNORE_SIM="" | |
526 | IGNORE_SIM_OBS="" | |
527 | AC_DEFINE(WITH_SIM) | |
528 | fi | |
529 | AC_SUBST(IGNORE_SIM) | |
530 | AC_SUBST(IGNORE_SIM_OBS) | |
531 | ||
c906108c SS |
532 | AC_SUBST(ENABLE_CFLAGS) |
533 | ||
534 | AC_SUBST(CONFIG_OBS) | |
535 | AC_SUBST(CONFIG_DEPS) | |
536 | AC_SUBST(CONFIG_SRCS) | |
537 | ||
538 | # Begin stuff to support --enable-shared | |
539 | AC_ARG_ENABLE(shared, | |
540 | [ --enable-shared Use shared libraries], | |
541 | [case "${enableval}" in | |
542 | yes) shared=true ;; | |
543 | no) shared=false ;; | |
544 | *) shared=true ;; | |
545 | esac])dnl | |
546 | ||
547 | HLDFLAGS= | |
548 | HLDENV= | |
549 | # If we have shared libraries, try to set rpath reasonably. | |
550 | if test "${shared}" = "true"; then | |
551 | case "${host}" in | |
552 | *-*-hpux*) | |
553 | HLDFLAGS='-Wl,+s,+b,$(libdir)' | |
554 | ;; | |
555 | *-*-irix5* | *-*-irix6*) | |
556 | HLDFLAGS='-Wl,-rpath,$(libdir)' | |
557 | ;; | |
558 | *-*-linux*aout*) | |
559 | ;; | |
560 | *-*-linux* | *-pc-linux-gnu) | |
561 | HLDFLAGS='-Wl,-rpath,$(libdir)' | |
562 | ;; | |
563 | *-*-solaris*) | |
564 | HLDFLAGS='-R $(libdir)' | |
565 | ;; | |
566 | *-*-sysv4*) | |
567 | HLDENV='if test -z "$${LD_RUN_PATH}"; then LD_RUN_PATH=$(libdir); else LD_RUN_PATH=$${LD_RUN_PATH}:$(libdir); fi; export LD_RUN_PATH;' | |
568 | ;; | |
569 | esac | |
570 | fi | |
571 | ||
572 | # On SunOS, if the linker supports the -rpath option, use it to | |
573 | # prevent ../bfd and ../opcodes from being included in the run time | |
574 | # search path. | |
575 | case "${host}" in | |
576 | *-*-sunos*) | |
577 | echo 'main () { }' > conftest.c | |
578 | ${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t | |
579 | if grep 'unrecognized' conftest.t >/dev/null 2>&1; then | |
580 | : | |
581 | elif grep 'No such file' conftest.t >/dev/null 2>&1; then | |
582 | : | |
583 | elif grep 'do not mix' conftest.t >/dev/null 2>&1; then | |
584 | : | |
585 | elif grep 'some text already loaded' conftest.t >/dev/null 2>&1; then | |
586 | : | |
587 | elif test "${shared}" = "true"; then | |
588 | HLDFLAGS='-Wl,-rpath=$(libdir)' | |
589 | else | |
590 | HLDFLAGS='-Wl,-rpath=' | |
591 | fi | |
592 | rm -f conftest.t conftest.c conftest | |
593 | ;; | |
594 | esac | |
595 | AC_SUBST(HLDFLAGS) | |
596 | AC_SUBST(HLDENV) | |
597 | # End stuff to support --enable-shared | |
598 | ||
599 | # target_subdir is used by the testsuite to find the target libraries. | |
600 | target_subdir= | |
601 | if test "${host}" != "${target}"; then | |
602 | target_subdir="${target_alias}/" | |
603 | fi | |
604 | AC_SUBST(target_subdir) | |
605 | ||
606 | frags= | |
607 | host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh | |
608 | if test ! -f ${host_makefile_frag}; then | |
609 | AC_MSG_ERROR("*** Gdb does not support host ${host}") | |
610 | fi | |
611 | frags="$frags $host_makefile_frag" | |
612 | ||
613 | target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt | |
614 | if test ! -f ${target_makefile_frag}; then | |
615 | AC_MSG_ERROR("*** Gdb does not support target ${target}") | |
616 | fi | |
617 | frags="$frags $target_makefile_frag" | |
618 | ||
619 | AC_SUBST_FILE(host_makefile_frag) | |
620 | AC_SUBST_FILE(target_makefile_frag) | |
621 | AC_SUBST(frags) | |
622 | ||
623 | changequote(,)dnl | |
624 | hostfile=`sed -n ' | |
625 | s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p | |
626 | ' ${host_makefile_frag}` | |
627 | ||
628 | targetfile=`sed -n ' | |
629 | s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p | |
630 | ' ${target_makefile_frag}` | |
631 | ||
632 | # these really aren't orthogonal true/false values of the same condition, | |
633 | # but shells are slow enough that I like to reuse the test conditions | |
634 | # whenever possible | |
635 | if test "${target}" = "${host}"; then | |
636 | nativefile=`sed -n ' | |
637 | s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p | |
638 | ' ${host_makefile_frag}` | |
639 | # else | |
640 | # GDBserver is only useful in a "native" enviroment | |
641 | # configdirs=`echo $configdirs | sed 's/gdbserver//'` | |
642 | fi | |
643 | changequote([,]) | |
644 | ||
96baa820 JM |
645 | SUBDIRS="doc testsuite nlm" |
646 | if test "${enable_multi_ice}" = "yes"; then | |
647 | SUBDIRS="${SUBDIRS} multi-ice" | |
648 | fi | |
649 | ||
650 | AC_SUBST(SUBDIRS) | |
651 | ||
c906108c SS |
652 | # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile |
653 | # (NAT_FILE) is not set in config/*/*.m[ht] files, we don't make the | |
654 | # corresponding links. But we have to remove the xm.h files and tm.h | |
655 | # files anyway, e.g. when switching from "configure host" to | |
656 | # "configure none". | |
657 | ||
658 | files= | |
659 | links= | |
660 | rm -f xm.h | |
661 | if test "${hostfile}" != ""; then | |
662 | files="${files} config/${gdb_host_cpu}/${hostfile}" | |
663 | links="${links} xm.h" | |
664 | fi | |
665 | rm -f tm.h | |
666 | if test "${targetfile}" != ""; then | |
667 | files="${files} config/${gdb_target_cpu}/${targetfile}" | |
668 | links="${links} tm.h" | |
669 | fi | |
670 | rm -f nm.h | |
671 | if test "${nativefile}" != ""; then | |
672 | files="${files} config/${gdb_host_cpu}/${nativefile}" | |
673 | links="${links} nm.h" | |
674 | else | |
675 | # A cross-only configuration. | |
676 | files="${files} config/nm-empty.h" | |
677 | links="${links} nm.h" | |
678 | fi | |
679 | ||
680 | AC_LINK_FILES($files, $links) | |
681 | ||
682 | dnl Check for exe extension set on certain hosts (e.g. Win32) | |
683 | AC_EXEEXT | |
684 | ||
685 | AC_CONFIG_SUBDIRS($configdirs) | |
686 | AC_OUTPUT(Makefile tui/Makefile .gdbinit:gdbinit.in, | |
687 | [ | |
688 | dnl Autoconf doesn't provide a mechanism for modifying definitions | |
689 | dnl provided by makefile fragments. | |
690 | dnl | |
691 | if test "${nativefile}" = ""; then | |
692 | sed -e '/^NATDEPFILES[[ ]]*=[[ ]]*/s//# NATDEPFILES=/' \ | |
693 | < Makefile > Makefile.tem | |
694 | mv -f Makefile.tem Makefile | |
695 | fi | |
696 | ||
697 | changequote(,)dnl | |
698 | sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/, | |
699 | /^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/, | |
700 | /^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp | |
701 | mv -f Makefile.tmp Makefile | |
702 | changequote([,])dnl | |
703 | ||
2acceee2 | 704 | |
c906108c SS |
705 | case x$CONFIG_HEADERS in |
706 | xconfig.h:config.in) | |
707 | echo > stamp-h ;; | |
708 | esac | |
709 | ], | |
710 | [ | |
711 | gdb_host_cpu=$gdb_host_cpu | |
712 | gdb_target_cpu=$gdb_target_cpu | |
713 | nativefile=$nativefile | |
714 | ]) | |
715 | ||
716 | exit 0 |