Commit | Line | Data |
---|---|---|
d6e9fb05 | 1 | dnl Autoconf configure script for GDB server. |
abd775ce | 2 | dnl Copyright (C) 2000, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, |
44944448 | 3 | dnl 2010, 2011 Free Software Foundation, Inc. |
d6e9fb05 JK |
4 | dnl |
5 | dnl This file is part of GDB. | |
6 | dnl | |
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 | |
5a0e3bd0 | 9 | dnl the Free Software Foundation; either version 3 of the License, or |
d6e9fb05 JK |
10 | dnl (at your option) any later version. |
11 | dnl | |
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. | |
16 | dnl | |
17 | dnl You should have received a copy of the GNU General Public License | |
5a0e3bd0 | 18 | dnl along with this program. If not, see <http://www.gnu.org/licenses/>. |
d6e9fb05 JK |
19 | |
20 | dnl Process this file with autoconf to produce a configure script. | |
21 | ||
bec39cab AC |
22 | AC_PREREQ(2.59)dnl |
23 | ||
d6e9fb05 | 24 | AC_INIT(server.c) |
84563040 | 25 | AC_CONFIG_HEADER(config.h:config.in) |
e28b3332 | 26 | AC_CONFIG_LIBOBJ_DIR(../gnulib) |
84563040 DJ |
27 | |
28 | AC_PROG_CC | |
fd462a61 | 29 | AC_GNU_SOURCE |
d6e9fb05 JK |
30 | |
31 | AC_CANONICAL_SYSTEM | |
84563040 | 32 | |
d6e9fb05 | 33 | AC_PROG_INSTALL |
c906108c | 34 | |
dcdb98d2 DJ |
35 | AC_ARG_PROGRAM |
36 | ||
ee6e2b82 | 37 | AC_HEADER_STDC |
d26e3629 | 38 | AC_HEADER_DIRENT |
84563040 | 39 | |
a1723c35 | 40 | AC_FUNC_ALLOCA |
0d62e5e8 | 41 | AC_CHECK_HEADERS(sgtty.h termio.h termios.h sys/reg.h string.h dnl |
94e10508 | 42 | proc_service.h sys/procfs.h thread_db.h linux/elf.h dnl |
b80864fb | 43 | stdlib.h unistd.h dnl |
1b3f6016 | 44 | errno.h fcntl.h signal.h sys/file.h malloc.h dnl |
61ff6e04 | 45 | sys/ioctl.h netinet/in.h sys/socket.h netdb.h dnl |
b80864fb | 46 | netinet/tcp.h arpa/inet.h sys/wait.h) |
4e799345 | 47 | AC_CHECK_FUNCS(pread pwrite pread64) |
bb0116a4 | 48 | AC_REPLACE_FUNCS(memmem vasprintf vsnprintf) |
84563040 | 49 | |
0fb4aa4b PA |
50 | # Check for UST |
51 | ustlibs="" | |
52 | ustinc="" | |
53 | ||
54 | AC_ARG_WITH(ust, [ --with-ust=PATH Specify prefix directory for the installed UST package | |
55 | Equivalent to --with-ust-include=PATH/include | |
56 | plus --with-ust-lib=PATH/lib]) | |
57 | AC_ARG_WITH(ust_include, [ --with-ust-include=PATH Specify directory for installed UST include files]) | |
58 | AC_ARG_WITH(ust_lib, [ --with-ust-lib=PATH Specify the directory for the installed UST library]) | |
59 | ||
60 | case $with_ust in | |
61 | no) | |
62 | ustlibs= | |
63 | ustinc= | |
64 | ;; | |
65 | "" | yes) | |
66 | ustlibs=" -lust " | |
67 | ustinc="" | |
68 | ;; | |
69 | *) | |
70 | ustlibs="-L$with_ust/lib -lust" | |
71 | ustinc="-I$with_ust/include " | |
72 | ;; | |
73 | esac | |
74 | if test "x$with_ust_include" != x; then | |
75 | ustinc="-I$with_ust_include " | |
76 | fi | |
77 | if test "x$with_ust_lib" != x; then | |
78 | ustlibs="-L$with_ust_lib -lust" | |
79 | fi | |
80 | ||
81 | if test "x$with_ust" != "xno"; then | |
82 | saved_CFLAGS="$CFLAGS" | |
83 | CFLAGS="$CFLAGS $ustinc" | |
84 | AC_MSG_CHECKING([for ust]) | |
85 | AC_TRY_COMPILE([ | |
86 | #define CONFIG_UST_GDB_INTEGRATION | |
87 | #include <ust/ust.h> | |
88 | ],[], | |
89 | [AC_MSG_RESULT([yes]); AC_DEFINE(HAVE_UST, 1, [Define if UST is available])], | |
90 | [AC_MSG_RESULT([no]); ustlibs= ; ustinc= ]) | |
91 | CFLAGS="$saved_CFLAGS" | |
92 | fi | |
93 | ||
94 | # Flags needed for UST | |
95 | AC_SUBST(ustlibs) | |
96 | AC_SUBST(ustinc) | |
97 | ||
d4596a3d PA |
98 | AC_ARG_ENABLE(werror, |
99 | AS_HELP_STRING([--enable-werror], [treat compile warnings as errors]), | |
100 | [case "${enableval}" in | |
101 | yes | y) ERROR_ON_WARNING="yes" ;; | |
102 | no | n) ERROR_ON_WARNING="no" ;; | |
103 | *) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;; | |
104 | esac]) | |
105 | ||
106 | # Enable -Werror by default when using gcc | |
107 | if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then | |
108 | ERROR_ON_WARNING=yes | |
109 | fi | |
110 | ||
111 | WERROR_CFLAGS="" | |
112 | if test "${ERROR_ON_WARNING}" = yes ; then | |
113 | WERROR_CFLAGS="-Werror" | |
114 | fi | |
115 | ||
116 | build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \ | |
854d88f0 | 117 | -Wformat-nonliteral -Wno-char-subscripts" |
d4596a3d PA |
118 | |
119 | WARN_CFLAGS="" | |
120 | if test "x$GCC" = xyes | |
121 | then | |
122 | AC_MSG_CHECKING(compiler warning flags) | |
123 | # Separate out the -Werror flag as some files just cannot be | |
124 | # compiled with it enabled. | |
125 | for w in ${build_warnings}; do | |
126 | case $w in | |
127 | -Werr*) WERROR_CFLAGS=-Werror ;; | |
128 | *) # Check that GCC accepts it | |
129 | saved_CFLAGS="$CFLAGS" | |
130 | CFLAGS="$CFLAGS $w" | |
131 | AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",) | |
132 | CFLAGS="$saved_CFLAGS" | |
133 | esac | |
134 | done | |
135 | AC_MSG_RESULT(${WARN_CFLAGS} ${WERROR_CFLAGS}) | |
136 | fi | |
137 | AC_SUBST(WARN_CFLAGS) | |
138 | AC_SUBST(WERROR_CFLAGS) | |
139 | ||
10e86dd7 DE |
140 | dnl dladdr is glibc-specific. It is used by thread-db.c but only for |
141 | dnl debugging messages. It lives in -ldl which is handled below so we don't | |
142 | dnl use AC_CHECK_LIB (or AC_SEARCH_LIBS) here. Instead we just temporarily | |
143 | dnl augment LIBS. | |
144 | old_LIBS="$LIBS" | |
145 | LIBS="$LIBS -ldl" | |
146 | AC_CHECK_FUNCS(dladdr) | |
147 | LIBS="$old_LIBS" | |
148 | ||
68070c10 PA |
149 | have_errno=no |
150 | AC_MSG_CHECKING(for errno) | |
151 | AC_TRY_LINK([ | |
152 | #if HAVE_ERRNO_H | |
153 | #include <errno.h> | |
154 | #endif], [static int x; x = errno;], | |
155 | [AC_MSG_RESULT(yes - in errno.h); AC_DEFINE(HAVE_ERRNO, 1, [Define if errno is available]) have_errno=yes]) | |
156 | if test $have_errno = no; then | |
157 | AC_TRY_LINK([ | |
158 | #if HAVE_ERRNO_H | |
159 | #include <errno.h> | |
160 | #endif], [extern int errno; static int x; x = errno;], | |
161 | [AC_MSG_RESULT(yes - must define); AC_DEFINE(HAVE_ERRNO, 1, [Define if errno is available]) AC_DEFINE(MUST_DEFINE_ERRNO, 1, [Checking if errno must be defined])], | |
162 | [AC_MSG_RESULT(no)]) | |
163 | fi | |
164 | ||
bb0116a4 | 165 | AC_CHECK_DECLS([strerror, perror, memmem, vasprintf, vsnprintf]) |
43d5792c | 166 | |
ccbd4912 MK |
167 | AC_CHECK_TYPES(socklen_t, [], [], |
168 | [#include <sys/types.h> | |
169 | #include <sys/socket.h> | |
170 | ]) | |
fb1e4ffc | 171 | |
c16158bc JM |
172 | ACX_PKGVERSION([GDB]) |
173 | ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/]) | |
174 | AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description]) | |
175 | AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address]) | |
176 | ||
8838b45e NS |
177 | # Check for various supplementary target information (beyond the |
178 | # triplet) which might affect the choices in configure.srv. | |
179 | case "${target}" in | |
180 | changequote(,)dnl | |
181 | i[34567]86-*-linux*) | |
182 | changequote([,])dnl | |
183 | AC_CACHE_CHECK([if building for x86-64], [gdb_cv_i386_is_x86_64], | |
184 | [save_CPPFLAGS="$CPPFLAGS" | |
185 | CPPFLAGS="$CPPFLAGS $CFLAGS" | |
186 | AC_EGREP_CPP([got it], [ | |
187 | #if __x86_64__ | |
188 | got it | |
189 | #endif | |
190 | ], [gdb_cv_i386_is_x86_64=yes], | |
191 | [gdb_cv_i386_is_x86_64=no]) | |
192 | CPPFLAGS="$save_CPPFLAGS"]) | |
193 | ;; | |
9ac544ce MK |
194 | m68k-*-*) |
195 | AC_CACHE_CHECK([if building for Coldfire], [gdb_cv_m68k_is_coldfire], | |
196 | [save_CPPFLAGS="$CPPFLAGS" | |
197 | CPPFLAGS="$CPPFLAGS $CFLAGS" | |
198 | AC_EGREP_CPP([got it], [ | |
199 | #ifdef __mcoldfire__ | |
200 | got it | |
201 | #endif | |
202 | ], [gdb_cv_m68k_is_coldfire=yes], | |
203 | [gdb_cv_m68k_is_coldfire=no]) | |
204 | CPPFLAGS="$save_CPPFLAGS"]) | |
205 | ;; | |
8838b45e NS |
206 | esac |
207 | ||
7ea81414 | 208 | . ${srcdir}/configure.srv |
c906108c | 209 | |
68070c10 PA |
210 | if test "${srv_mingwce}" = "yes"; then |
211 | LIBS="$LIBS -lws2" | |
212 | elif test "${srv_mingw}" = "yes"; then | |
12ea4b69 | 213 | LIBS="$LIBS -lws2_32" |
ac8c974e AR |
214 | elif test "${srv_qnx}" = "yes"; then |
215 | LIBS="$LIBS -lsocket" | |
8ed54b31 JB |
216 | elif test "${srv_lynxos}" = "yes"; then |
217 | LIBS="$LIBS -lnetinet" | |
68070c10 PA |
218 | fi |
219 | ||
220 | if test "${srv_mingw}" = "yes"; then | |
b80864fb DJ |
221 | AC_DEFINE(USE_WIN32API, 1, |
222 | [Define if we should use the Windows API, instead of the | |
223 | POSIX API. On Windows, we use the Windows API when | |
224 | building for MinGW, but the POSIX API when building | |
225 | for Cygwin.]) | |
226 | fi | |
227 | ||
58caa3dc | 228 | if test "${srv_linux_usrregs}" = "yes"; then |
f450004a DJ |
229 | AC_DEFINE(HAVE_LINUX_USRREGS, 1, |
230 | [Define if the target supports PTRACE_PEEKUSR for register ] | |
231 | [access.]) | |
58caa3dc DJ |
232 | fi |
233 | ||
234 | if test "${srv_linux_regsets}" = "yes"; then | |
e9d25b98 DJ |
235 | AC_DEFINE(HAVE_LINUX_REGSETS, 1, |
236 | [Define if the target supports register sets.]) | |
237 | ||
58caa3dc DJ |
238 | AC_MSG_CHECKING(for PTRACE_GETREGS) |
239 | AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getregs, | |
240 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], | |
241 | [PTRACE_GETREGS;], | |
242 | [gdbsrv_cv_have_ptrace_getregs=yes], | |
243 | [gdbsrv_cv_have_ptrace_getregs=no])]) | |
244 | AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getregs) | |
245 | if test "${gdbsrv_cv_have_ptrace_getregs}" = "yes"; then | |
e9d25b98 | 246 | AC_DEFINE(HAVE_PTRACE_GETREGS, 1, |
f450004a DJ |
247 | [Define if the target supports PTRACE_GETREGS for register ] |
248 | [access.]) | |
58caa3dc DJ |
249 | fi |
250 | ||
251 | AC_MSG_CHECKING(for PTRACE_GETFPXREGS) | |
252 | AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getfpxregs, | |
253 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], | |
254 | [PTRACE_GETFPXREGS;], | |
255 | [gdbsrv_cv_have_ptrace_getfpxregs=yes], | |
256 | [gdbsrv_cv_have_ptrace_getfpxregs=no])]) | |
257 | AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getfpxregs) | |
258 | if test "${gdbsrv_cv_have_ptrace_getfpxregs}" = "yes"; then | |
f450004a DJ |
259 | AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1, |
260 | [Define if the target supports PTRACE_GETFPXREGS for extended ] | |
261 | [register access.]) | |
58caa3dc DJ |
262 | fi |
263 | fi | |
264 | ||
0d62e5e8 DJ |
265 | if test "$ac_cv_header_sys_procfs_h" = yes; then |
266 | BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t) | |
267 | BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t) | |
268 | BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t) | |
0d62e5e8 DJ |
269 | BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t) |
270 | fi | |
271 | ||
193f13e6 MK |
272 | dnl Check for libdl, but do not add it to LIBS as only gdbserver |
273 | dnl needs it (and gdbreplay doesn't). | |
274 | old_LIBS="$LIBS" | |
275 | AC_CHECK_LIB(dl, dlopen) | |
276 | LIBS="$old_LIBS" | |
277 | ||
0d62e5e8 DJ |
278 | srv_thread_depfiles= |
279 | srv_libs= | |
280 | USE_THREAD_DB= | |
281 | ||
282 | if test "$srv_linux_thread_db" = "yes"; then | |
193f13e6 MK |
283 | if test "$ac_cv_lib_dl_dlopen" = "yes"; then |
284 | srv_libs="-ldl" | |
f6528abd | 285 | AC_MSG_CHECKING(for the dynamic export flag) |
193f13e6 | 286 | old_LDFLAGS="$LDFLAGS" |
f6528abd JK |
287 | # Older GNU ld supports --export-dynamic but --dynamic-list may not be |
288 | # supported there. | |
289 | RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list" | |
290 | LDFLAGS="$LDFLAGS $RDYNAMIC" | |
291 | AC_TRY_LINK([], [], | |
292 | [found="-Wl,--dynamic-list" | |
293 | RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'], | |
294 | [RDYNAMIC="-rdynamic" | |
295 | LDFLAGS="$old_LDFLAGS $RDYNAMIC" | |
296 | AC_TRY_LINK([], [], | |
297 | [found="-rdynamic"], | |
298 | [found="no" | |
299 | RDYNAMIC=""])]) | |
193f13e6 MK |
300 | AC_SUBST(RDYNAMIC) |
301 | LDFLAGS="$old_LDFLAGS" | |
f6528abd | 302 | AC_MSG_RESULT($found) |
193f13e6 MK |
303 | else |
304 | srv_libs="-lthread_db" | |
305 | fi | |
0d62e5e8 | 306 | |
0d62e5e8 DJ |
307 | srv_thread_depfiles="thread-db.o proc-service.o" |
308 | USE_THREAD_DB="-DUSE_THREAD_DB" | |
3db0444b DJ |
309 | AC_CACHE_CHECK([for TD_VERSION], gdbsrv_cv_have_td_version, |
310 | [AC_TRY_COMPILE([#include <thread_db.h>], [TD_VERSION;], | |
1b3f6016 PA |
311 | [gdbsrv_cv_have_td_version=yes], |
312 | [gdbsrv_cv_have_td_version=no])]) | |
3db0444b DJ |
313 | if test $gdbsrv_cv_have_td_version = yes; then |
314 | AC_DEFINE(HAVE_TD_VERSION, 1, [Define if TD_VERSION is available.]) | |
315 | fi | |
0d62e5e8 DJ |
316 | fi |
317 | ||
96f15937 PP |
318 | AC_ARG_WITH(libthread-db, |
319 | AS_HELP_STRING([--with-libthread-db=PATH], [use given libthread_db directly]), | |
320 | [srv_libthread_db_path="${withval}" | |
96f15937 PP |
321 | srv_libs="$srv_libthread_db_path" |
322 | ]) | |
323 | ||
193f13e6 MK |
324 | if test "$srv_libs" != "" -a "$srv_libs" != "-ldl"; then |
325 | AC_DEFINE(USE_LIBTHREAD_DB_DIRECTLY, 1, [Define if we should use libthread_db directly.]) | |
326 | fi | |
327 | ||
9b4b61c8 | 328 | if test "$srv_xmlfiles" != ""; then |
fb1e4ffc DJ |
329 | srv_xmlbuiltin="xml-builtin.o" |
330 | AC_DEFINE(USE_XML, 1, [Define if an XML target description is available.]) | |
331 | ||
332 | tmp_xmlfiles=$srv_xmlfiles | |
9b4b61c8 | 333 | srv_xmlfiles="" |
fb1e4ffc DJ |
334 | for f in $tmp_xmlfiles; do |
335 | srv_xmlfiles="$srv_xmlfiles \$(XML_DIR)/$f" | |
336 | done | |
337 | fi | |
338 | ||
59a016f0 | 339 | GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_hostio_err_objs $srv_thread_depfiles" |
0d62e5e8 | 340 | GDBSERVER_LIBS="$srv_libs" |
c906108c | 341 | |
fa593d66 PA |
342 | dnl Check whether the target supports __sync_*_compare_and_swap. |
343 | AC_CACHE_CHECK([whether the target supports __sync_*_compare_and_swap], | |
344 | gdbsrv_cv_have_sync_builtins, [ | |
345 | AC_TRY_LINK([], [int foo, bar; bar = __sync_val_compare_and_swap(&foo, 0, 1);], | |
346 | gdbsrv_cv_have_sync_builtins=yes, | |
347 | gdbsrv_cv_have_sync_builtins=no)]) | |
348 | if test $gdbsrv_cv_have_sync_builtins = yes; then | |
349 | AC_DEFINE(HAVE_SYNC_BUILTINS, 1, | |
350 | [Define to 1 if the target supports __sync_*_compare_and_swap]) | |
351 | fi | |
352 | ||
353 | dnl Check for -fvisibility=hidden support in the compiler. | |
354 | saved_cflags="$CFLAGS" | |
355 | CFLAGS="$CFLAGS -fvisibility=hidden" | |
356 | AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]), | |
357 | [gdbsrv_cv_have_visibility_hidden=yes], | |
358 | [gdbsrv_cv_have_visibility_hidden=no]) | |
359 | CFLAGS="$saved_cflags" | |
360 | ||
c2a66c29 | 361 | |
fa593d66 | 362 | IPA_DEPFILES="" |
c2a66c29 | 363 | extra_libraries="" |
fa593d66 | 364 | |
c2a66c29 | 365 | # check whether to enable the inprocess agent |
fa593d66 PA |
366 | if test "$ipa_obj" != "" \ |
367 | -a "$gdbsrv_cv_have_sync_builtins" = yes \ | |
368 | -a "$gdbsrv_cv_have_visibility_hidden" = yes; then | |
c2a66c29 NS |
369 | have_ipa=true |
370 | else | |
371 | have_ipa=false | |
372 | fi | |
373 | ||
374 | AC_ARG_ENABLE(inprocess-agent, | |
375 | AS_HELP_STRING([--enable-inprocess-agent], [inprocess agent]), | |
376 | [case "$enableval" in | |
377 | yes) want_ipa=true ;; | |
378 | no) want_ipa=false ;; | |
379 | *) AC_MSG_ERROR([bad value $enableval for inprocess-agent]) ;; | |
380 | esac], | |
381 | [want_ipa=$have_ipa]) | |
382 | ||
383 | if $want_ipa ; then | |
384 | if $have_ipa ; then | |
385 | IPA_DEPFILES="$ipa_obj" | |
386 | extra_libraries="$extra_libraries libinproctrace.so" | |
387 | else | |
388 | AC_MSG_ERROR([inprocess agent not supported for this target]) | |
389 | fi | |
fa593d66 PA |
390 | fi |
391 | ||
7ea81414 | 392 | AC_SUBST(GDBSERVER_DEPFILES) |
0d62e5e8 DJ |
393 | AC_SUBST(GDBSERVER_LIBS) |
394 | AC_SUBST(USE_THREAD_DB) | |
fb1e4ffc DJ |
395 | AC_SUBST(srv_xmlbuiltin) |
396 | AC_SUBST(srv_xmlfiles) | |
fa593d66 PA |
397 | AC_SUBST(IPA_DEPFILES) |
398 | AC_SUBST(extra_libraries) | |
c906108c | 399 | |
c3a3ccc7 DJ |
400 | AC_OUTPUT(Makefile, |
401 | [case x$CONFIG_HEADERS in | |
402 | xconfig.h:config.in) | |
403 | echo > stamp-h ;; | |
404 | esac | |
405 | ]) |