Commit | Line | Data |
---|---|---|
d6e9fb05 | 1 | dnl Autoconf configure script for GDB server. |
e2882c85 | 2 | dnl Copyright (C) 2000-2018 Free Software Foundation, Inc. |
d6e9fb05 JK |
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 | |
5a0e3bd0 | 8 | dnl the Free Software Foundation; either version 3 of the License, or |
d6e9fb05 JK |
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 | |
5a0e3bd0 | 17 | dnl along with this program. If not, see <http://www.gnu.org/licenses/>. |
d6e9fb05 JK |
18 | |
19 | dnl Process this file with autoconf to produce a configure script. | |
20 | ||
bec39cab AC |
21 | AC_PREREQ(2.59)dnl |
22 | ||
d6e9fb05 | 23 | AC_INIT(server.c) |
84563040 | 24 | AC_CONFIG_HEADER(config.h:config.in) |
c9a1864a YQ |
25 | |
26 | AM_MAINTAINER_MODE | |
84563040 DJ |
27 | |
28 | AC_PROG_CC | |
3bc3d82a | 29 | AC_PROG_CXX |
fd462a61 | 30 | AC_GNU_SOURCE |
589bc927 | 31 | AC_SYS_LARGEFILE |
d6e9fb05 JK |
32 | |
33 | AC_CANONICAL_SYSTEM | |
84563040 | 34 | |
d6e9fb05 | 35 | AC_PROG_INSTALL |
e1d2394b | 36 | AC_CHECK_TOOL(AR, ar) |
c971b7fa | 37 | AC_PROG_RANLIB |
c906108c | 38 | |
dcdb98d2 DJ |
39 | AC_ARG_PROGRAM |
40 | ||
0bcda685 PA |
41 | # We require a C++11 compiler. Check if one is available, and if |
42 | # necessary, set CXX_DIALECT to some -std=xxx switch. | |
43 | AX_CXX_COMPILE_STDCXX(11, , mandatory) | |
44 | ||
ee6e2b82 | 45 | AC_HEADER_STDC |
84563040 | 46 | |
17ef446e | 47 | # Set the 'development' global. |
270c9937 | 48 | . $srcdir/../../bfd/development.sh |
17ef446e PA |
49 | |
50 | # Enable -lmcheck by default (it provides cheap-enough memory | |
51 | # mangling), but turn it off for releases. | |
52 | if $development; then | |
53 | libmcheck_default=yes | |
54 | else | |
55 | libmcheck_default=no | |
56 | fi | |
57 | GDB_AC_LIBMCHECK(${libmcheck_default}) | |
58 | ||
6d580b63 | 59 | if $development; then |
605fd3c6 | 60 | srv_selftest_objs="selftest.o" |
6d580b63 YQ |
61 | AC_DEFINE(GDB_SELF_TEST, 1, |
62 | [Define if self-testing features should be enabled]) | |
63 | fi | |
64 | ||
bd885420 YQ |
65 | ACX_NONCANONICAL_TARGET |
66 | ACX_NONCANONICAL_HOST | |
67 | ||
61c125b9 TT |
68 | # Dependency checking. |
69 | ZW_CREATE_DEPDIR | |
60d6cfc9 YQ |
70 | |
71 | # Create sub-directories for objects and dependencies. | |
72 | CONFIG_SRC_SUBDIR="arch" | |
73 | AC_SUBST(CONFIG_SRC_SUBDIR) | |
74 | ||
75 | AC_CONFIG_COMMANDS([gdbdepdir],[ | |
76 | for subdir in ${CONFIG_SRC_SUBDIR} | |
77 | do | |
78 | $SHELL $ac_aux_dir/mkinstalldirs $subdir/$DEPDIR | |
79 | done], | |
80 | [ac_aux_dir=$ac_aux_dir DEPDIR=$DEPDIR CONFIG_SRC_SUBDIR="$CONFIG_SRC_SUBDIR"]) | |
81 | ||
61c125b9 TT |
82 | ZW_PROG_COMPILER_DEPENDENCIES([CC]) |
83 | ||
648d586d JB |
84 | gnulib_extra_configure_args= |
85 | # If large-file support is disabled, make sure gnulib does the same. | |
86 | if test "$enable_largefile" = no; then | |
87 | gnulib_extra_configure_args="$gnulib_extra_configure_args --disable-largefile" | |
88 | fi | |
89 | ||
c971b7fa PA |
90 | # Configure gnulib. We can't use AC_CONFIG_SUBDIRS as that'd expect |
91 | # to find the the source subdir to be configured directly under | |
92 | # gdbserver/. We need to build gnulib under some other directory not | |
93 | # "gnulib", to avoid the problem of both GDB and GDBserver wanting to | |
94 | # build it in the same directory, when building in the source dir. | |
648d586d JB |
95 | ACX_CONFIGURE_DIR(["../gnulib"], ["build-gnulib-gdbserver"], |
96 | ["$gnulib_extra_configure_args"]) | |
c971b7fa | 97 | |
0b04e523 TT |
98 | ACX_CONFIGURE_DIR(["../../libiberty"], ["build-libiberty-gdbserver"]) |
99 | ||
726e1356 | 100 | AC_CHECK_HEADERS(termios.h sys/reg.h string.h dnl |
1bd2f0ba | 101 | proc_service.h sys/procfs.h linux/elf.h dnl |
9c232dda | 102 | fcntl.h signal.h sys/file.h dnl |
61ff6e04 | 103 | sys/ioctl.h netinet/in.h sys/socket.h netdb.h dnl |
1bd2f0ba | 104 | netinet/tcp.h arpa/inet.h) |
eb0edac8 | 105 | AC_FUNC_FORK |
4b8b5e72 | 106 | AC_CHECK_FUNCS(getauxval pread pwrite pread64 setns) |
84563040 | 107 | |
3266f10b TT |
108 | GDB_AC_COMMON |
109 | ||
eb7aa561 PA |
110 | # Check the return and argument types of ptrace. |
111 | GDB_AC_PTRACE | |
112 | ||
0fb4aa4b PA |
113 | # Check for UST |
114 | ustlibs="" | |
115 | ustinc="" | |
116 | ||
117 | AC_ARG_WITH(ust, [ --with-ust=PATH Specify prefix directory for the installed UST package | |
118 | Equivalent to --with-ust-include=PATH/include | |
119 | plus --with-ust-lib=PATH/lib]) | |
120 | AC_ARG_WITH(ust_include, [ --with-ust-include=PATH Specify directory for installed UST include files]) | |
121 | AC_ARG_WITH(ust_lib, [ --with-ust-lib=PATH Specify the directory for the installed UST library]) | |
122 | ||
123 | case $with_ust in | |
124 | no) | |
125 | ustlibs= | |
126 | ustinc= | |
127 | ;; | |
128 | "" | yes) | |
129 | ustlibs=" -lust " | |
130 | ustinc="" | |
131 | ;; | |
132 | *) | |
133 | ustlibs="-L$with_ust/lib -lust" | |
134 | ustinc="-I$with_ust/include " | |
135 | ;; | |
136 | esac | |
137 | if test "x$with_ust_include" != x; then | |
138 | ustinc="-I$with_ust_include " | |
139 | fi | |
140 | if test "x$with_ust_lib" != x; then | |
141 | ustlibs="-L$with_ust_lib -lust" | |
142 | fi | |
143 | ||
144 | if test "x$with_ust" != "xno"; then | |
145 | saved_CFLAGS="$CFLAGS" | |
146 | CFLAGS="$CFLAGS $ustinc" | |
147 | AC_MSG_CHECKING([for ust]) | |
148 | AC_TRY_COMPILE([ | |
149 | #define CONFIG_UST_GDB_INTEGRATION | |
150 | #include <ust/ust.h> | |
151 | ],[], | |
152 | [AC_MSG_RESULT([yes]); AC_DEFINE(HAVE_UST, 1, [Define if UST is available])], | |
153 | [AC_MSG_RESULT([no]); ustlibs= ; ustinc= ]) | |
154 | CFLAGS="$saved_CFLAGS" | |
155 | fi | |
156 | ||
157 | # Flags needed for UST | |
158 | AC_SUBST(ustlibs) | |
159 | AC_SUBST(ustinc) | |
160 | ||
8f13a3ce MF |
161 | AM_GDB_WARNINGS |
162 | dnl The codebase isn't clean yet with this flag. | |
163 | case " $WARN_CFLAGS " in | |
164 | *" -Wmissing-prototypes "*) | |
165 | WARN_CFLAGS="$WARN_CFLAGS -Wno-missing-prototypes" | |
166 | ;; | |
167 | esac | |
3bc3d82a | 168 | |
10e86dd7 DE |
169 | dnl dladdr is glibc-specific. It is used by thread-db.c but only for |
170 | dnl debugging messages. It lives in -ldl which is handled below so we don't | |
171 | dnl use AC_CHECK_LIB (or AC_SEARCH_LIBS) here. Instead we just temporarily | |
172 | dnl augment LIBS. | |
173 | old_LIBS="$LIBS" | |
174 | LIBS="$LIBS -ldl" | |
175 | AC_CHECK_FUNCS(dladdr) | |
176 | LIBS="$old_LIBS" | |
177 | ||
07697489 PA |
178 | libiberty_INIT |
179 | ||
1bd2f0ba | 180 | AC_CHECK_DECLS([strerror, perror, vasprintf, vsnprintf]) |
43d5792c | 181 | |
791c0056 GB |
182 | AC_CHECK_MEMBERS([struct stat.st_blocks, struct stat.st_blksize]) |
183 | ||
239b6d10 WT |
184 | # See if <sys/user.h> supports the %fs_base and %gs_bas amd64 segment registers. |
185 | # Older amd64 Linux's don't have the fs_base and gs_base members of | |
186 | # `struct user_regs_struct'. | |
187 | AC_CHECK_MEMBERS([struct user_regs_struct.fs_base, struct user_regs_struct.gs_base], | |
188 | [], [], [#include <sys/user.h>]) | |
189 | ||
190 | ||
ccbd4912 MK |
191 | AC_CHECK_TYPES(socklen_t, [], [], |
192 | [#include <sys/types.h> | |
193 | #include <sys/socket.h> | |
194 | ]) | |
fb1e4ffc | 195 | |
64da5dd5 JB |
196 | case "${target}" in |
197 | *-android*) | |
198 | # Starting with NDK version 9, <elf.h> actually includes definitions | |
199 | # of Elf32_auxv_t and Elf64_auxv_t. But sadly, <elf.h> includes | |
200 | # <sys/exec_elf.h> which defines some of the ELF types incorrectly, | |
201 | # leading to conflicts with the defintions from <linux/elf.h>. | |
202 | # This makes it impossible for us to include both <elf.h> and | |
203 | # <linux/elf.h>, which means that, in practice, we do not have | |
204 | # access to Elf32_auxv_t and Elf64_auxv_t on this platform. | |
205 | # Therefore, do not try to auto-detect availability, as it would | |
206 | # get it wrong on this platform. | |
207 | ;; | |
208 | *) | |
209 | AC_CHECK_TYPES([Elf32_auxv_t, Elf64_auxv_t], [], [], | |
210 | #include <elf.h> | |
211 | ) | |
212 | esac | |
8365dcf5 | 213 | |
c16158bc JM |
214 | ACX_PKGVERSION([GDB]) |
215 | ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/]) | |
216 | AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description]) | |
217 | AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address]) | |
218 | ||
8838b45e NS |
219 | # Check for various supplementary target information (beyond the |
220 | # triplet) which might affect the choices in configure.srv. | |
221 | case "${target}" in | |
222 | changequote(,)dnl | |
223 | i[34567]86-*-linux*) | |
224 | changequote([,])dnl | |
225 | AC_CACHE_CHECK([if building for x86-64], [gdb_cv_i386_is_x86_64], | |
226 | [save_CPPFLAGS="$CPPFLAGS" | |
227 | CPPFLAGS="$CPPFLAGS $CFLAGS" | |
228 | AC_EGREP_CPP([got it], [ | |
229 | #if __x86_64__ | |
230 | got it | |
231 | #endif | |
232 | ], [gdb_cv_i386_is_x86_64=yes], | |
233 | [gdb_cv_i386_is_x86_64=no]) | |
234 | CPPFLAGS="$save_CPPFLAGS"]) | |
235 | ;; | |
201506da PA |
236 | |
237 | x86_64-*-linux*) | |
238 | AC_CACHE_CHECK([if building for x32], [gdb_cv_x86_is_x32], | |
239 | [save_CPPFLAGS="$CPPFLAGS" | |
240 | CPPFLAGS="$CPPFLAGS $CFLAGS" | |
241 | AC_EGREP_CPP([got it], [ | |
242 | #if __x86_64__ && __ILP32__ | |
243 | got it | |
244 | #endif | |
245 | ], [gdb_cv_x86_is_x32=yes], | |
246 | [gdb_cv_x86_is_x32=no]) | |
247 | CPPFLAGS="$save_CPPFLAGS"]) | |
248 | ;; | |
249 | ||
9ac544ce MK |
250 | m68k-*-*) |
251 | AC_CACHE_CHECK([if building for Coldfire], [gdb_cv_m68k_is_coldfire], | |
252 | [save_CPPFLAGS="$CPPFLAGS" | |
253 | CPPFLAGS="$CPPFLAGS $CFLAGS" | |
254 | AC_EGREP_CPP([got it], [ | |
255 | #ifdef __mcoldfire__ | |
256 | got it | |
257 | #endif | |
258 | ], [gdb_cv_m68k_is_coldfire=yes], | |
259 | [gdb_cv_m68k_is_coldfire=no]) | |
260 | CPPFLAGS="$save_CPPFLAGS"]) | |
261 | ;; | |
8838b45e NS |
262 | esac |
263 | ||
7ea81414 | 264 | . ${srcdir}/configure.srv |
c906108c | 265 | |
fb23d554 SDJ |
266 | # Add in the common host objects. |
267 | . ${srcdir}/../common/common.host | |
268 | srv_host_obs="$common_host_obs" | |
269 | ||
68070c10 PA |
270 | if test "${srv_mingwce}" = "yes"; then |
271 | LIBS="$LIBS -lws2" | |
272 | elif test "${srv_mingw}" = "yes"; then | |
12ea4b69 | 273 | LIBS="$LIBS -lws2_32" |
ac8c974e AR |
274 | elif test "${srv_qnx}" = "yes"; then |
275 | LIBS="$LIBS -lsocket" | |
8ed54b31 JB |
276 | elif test "${srv_lynxos}" = "yes"; then |
277 | LIBS="$LIBS -lnetinet" | |
68070c10 PA |
278 | fi |
279 | ||
280 | if test "${srv_mingw}" = "yes"; then | |
b80864fb DJ |
281 | AC_DEFINE(USE_WIN32API, 1, |
282 | [Define if we should use the Windows API, instead of the | |
283 | POSIX API. On Windows, we use the Windows API when | |
284 | building for MinGW, but the POSIX API when building | |
285 | for Cygwin.]) | |
286 | fi | |
287 | ||
58caa3dc | 288 | if test "${srv_linux_usrregs}" = "yes"; then |
f450004a DJ |
289 | AC_DEFINE(HAVE_LINUX_USRREGS, 1, |
290 | [Define if the target supports PTRACE_PEEKUSR for register ] | |
291 | [access.]) | |
58caa3dc DJ |
292 | fi |
293 | ||
294 | if test "${srv_linux_regsets}" = "yes"; then | |
e9d25b98 DJ |
295 | AC_DEFINE(HAVE_LINUX_REGSETS, 1, |
296 | [Define if the target supports register sets.]) | |
297 | ||
58caa3dc DJ |
298 | AC_MSG_CHECKING(for PTRACE_GETREGS) |
299 | AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getregs, | |
300 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], | |
301 | [PTRACE_GETREGS;], | |
302 | [gdbsrv_cv_have_ptrace_getregs=yes], | |
303 | [gdbsrv_cv_have_ptrace_getregs=no])]) | |
304 | AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getregs) | |
305 | if test "${gdbsrv_cv_have_ptrace_getregs}" = "yes"; then | |
e9d25b98 | 306 | AC_DEFINE(HAVE_PTRACE_GETREGS, 1, |
f450004a DJ |
307 | [Define if the target supports PTRACE_GETREGS for register ] |
308 | [access.]) | |
58caa3dc DJ |
309 | fi |
310 | ||
311 | AC_MSG_CHECKING(for PTRACE_GETFPXREGS) | |
312 | AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getfpxregs, | |
313 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], | |
314 | [PTRACE_GETFPXREGS;], | |
315 | [gdbsrv_cv_have_ptrace_getfpxregs=yes], | |
316 | [gdbsrv_cv_have_ptrace_getfpxregs=no])]) | |
317 | AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getfpxregs) | |
318 | if test "${gdbsrv_cv_have_ptrace_getfpxregs}" = "yes"; then | |
f450004a DJ |
319 | AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1, |
320 | [Define if the target supports PTRACE_GETFPXREGS for extended ] | |
321 | [register access.]) | |
58caa3dc DJ |
322 | fi |
323 | fi | |
324 | ||
9accd112 MM |
325 | if test "${srv_linux_btrace}" = "yes"; then |
326 | AC_DEFINE(HAVE_LINUX_BTRACE, 1, | |
327 | [Define if the target supports branch tracing.]) | |
328 | fi | |
329 | ||
0d62e5e8 DJ |
330 | if test "$ac_cv_header_sys_procfs_h" = yes; then |
331 | BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t) | |
332 | BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t) | |
333 | BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t) | |
1041a03c | 334 | BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t) |
0d62e5e8 DJ |
335 | BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t) |
336 | fi | |
337 | ||
18f5fd81 TJB |
338 | dnl Some systems (e.g., Android) have lwpid_t defined in libthread_db.h. |
339 | if test "$bfd_cv_have_sys_procfs_type_lwpid_t" != yes; then | |
340 | GDBSERVER_HAVE_THREAD_DB_TYPE(lwpid_t) | |
341 | fi | |
342 | ||
343 | dnl Some systems (e.g., Android) have psaddr_t defined in libthread_db.h. | |
344 | if test "$bfd_cv_have_sys_procfs_type_psaddr_t" != yes; then | |
345 | GDBSERVER_HAVE_THREAD_DB_TYPE(psaddr_t) | |
346 | fi | |
347 | ||
193f13e6 MK |
348 | dnl Check for libdl, but do not add it to LIBS as only gdbserver |
349 | dnl needs it (and gdbreplay doesn't). | |
350 | old_LIBS="$LIBS" | |
351 | AC_CHECK_LIB(dl, dlopen) | |
352 | LIBS="$old_LIBS" | |
353 | ||
0d62e5e8 DJ |
354 | srv_thread_depfiles= |
355 | srv_libs= | |
0d62e5e8 DJ |
356 | |
357 | if test "$srv_linux_thread_db" = "yes"; then | |
193f13e6 MK |
358 | if test "$ac_cv_lib_dl_dlopen" = "yes"; then |
359 | srv_libs="-ldl" | |
f6528abd | 360 | AC_MSG_CHECKING(for the dynamic export flag) |
193f13e6 | 361 | old_LDFLAGS="$LDFLAGS" |
f6528abd JK |
362 | # Older GNU ld supports --export-dynamic but --dynamic-list may not be |
363 | # supported there. | |
364 | RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list" | |
365 | LDFLAGS="$LDFLAGS $RDYNAMIC" | |
366 | AC_TRY_LINK([], [], | |
367 | [found="-Wl,--dynamic-list" | |
368 | RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'], | |
369 | [RDYNAMIC="-rdynamic" | |
370 | LDFLAGS="$old_LDFLAGS $RDYNAMIC" | |
371 | AC_TRY_LINK([], [], | |
372 | [found="-rdynamic"], | |
373 | [found="no" | |
374 | RDYNAMIC=""])]) | |
193f13e6 MK |
375 | AC_SUBST(RDYNAMIC) |
376 | LDFLAGS="$old_LDFLAGS" | |
f6528abd | 377 | AC_MSG_RESULT($found) |
193f13e6 MK |
378 | else |
379 | srv_libs="-lthread_db" | |
380 | fi | |
0d62e5e8 | 381 | |
0d62e5e8 | 382 | srv_thread_depfiles="thread-db.o proc-service.o" |
7d4e5717 | 383 | AC_DEFINE(USE_THREAD_DB, 1, [Define if we should use libthread_db.]) |
3db0444b DJ |
384 | AC_CACHE_CHECK([for TD_VERSION], gdbsrv_cv_have_td_version, |
385 | [AC_TRY_COMPILE([#include <thread_db.h>], [TD_VERSION;], | |
1b3f6016 PA |
386 | [gdbsrv_cv_have_td_version=yes], |
387 | [gdbsrv_cv_have_td_version=no])]) | |
3db0444b DJ |
388 | if test $gdbsrv_cv_have_td_version = yes; then |
389 | AC_DEFINE(HAVE_TD_VERSION, 1, [Define if TD_VERSION is available.]) | |
390 | fi | |
0d62e5e8 DJ |
391 | fi |
392 | ||
96f15937 PP |
393 | AC_ARG_WITH(libthread-db, |
394 | AS_HELP_STRING([--with-libthread-db=PATH], [use given libthread_db directly]), | |
395 | [srv_libthread_db_path="${withval}" | |
96f15937 PP |
396 | srv_libs="$srv_libthread_db_path" |
397 | ]) | |
398 | ||
193f13e6 MK |
399 | if test "$srv_libs" != "" -a "$srv_libs" != "-ldl"; then |
400 | AC_DEFINE(USE_LIBTHREAD_DB_DIRECTLY, 1, [Define if we should use libthread_db directly.]) | |
401 | fi | |
402 | ||
9b4b61c8 | 403 | if test "$srv_xmlfiles" != ""; then |
fb1e4ffc DJ |
404 | srv_xmlbuiltin="xml-builtin.o" |
405 | AC_DEFINE(USE_XML, 1, [Define if an XML target description is available.]) | |
406 | ||
407 | tmp_xmlfiles=$srv_xmlfiles | |
9b4b61c8 | 408 | srv_xmlfiles="" |
fb1e4ffc DJ |
409 | for f in $tmp_xmlfiles; do |
410 | srv_xmlfiles="$srv_xmlfiles \$(XML_DIR)/$f" | |
411 | done | |
412 | fi | |
413 | ||
605fd3c6 | 414 | GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_hostio_err_objs $srv_thread_depfiles $srv_host_obs $srv_selftest_objs" |
0d62e5e8 | 415 | GDBSERVER_LIBS="$srv_libs" |
c906108c | 416 | |
fa593d66 PA |
417 | dnl Check whether the target supports __sync_*_compare_and_swap. |
418 | AC_CACHE_CHECK([whether the target supports __sync_*_compare_and_swap], | |
419 | gdbsrv_cv_have_sync_builtins, [ | |
420 | AC_TRY_LINK([], [int foo, bar; bar = __sync_val_compare_and_swap(&foo, 0, 1);], | |
421 | gdbsrv_cv_have_sync_builtins=yes, | |
422 | gdbsrv_cv_have_sync_builtins=no)]) | |
423 | if test $gdbsrv_cv_have_sync_builtins = yes; then | |
424 | AC_DEFINE(HAVE_SYNC_BUILTINS, 1, | |
425 | [Define to 1 if the target supports __sync_*_compare_and_swap]) | |
426 | fi | |
427 | ||
428 | dnl Check for -fvisibility=hidden support in the compiler. | |
429 | saved_cflags="$CFLAGS" | |
430 | CFLAGS="$CFLAGS -fvisibility=hidden" | |
431 | AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]), | |
432 | [gdbsrv_cv_have_visibility_hidden=yes], | |
433 | [gdbsrv_cv_have_visibility_hidden=no]) | |
434 | CFLAGS="$saved_cflags" | |
435 | ||
03583c20 UW |
436 | dnl Check if we can disable the virtual address space randomization. |
437 | dnl The functionality of setarch -R. | |
438 | AC_CHECK_DECLS([ADDR_NO_RANDOMIZE],,, [#include <sys/personality.h>]) | |
439 | define([PERSONALITY_TEST], [AC_LANG_PROGRAM([#include <sys/personality.h>], [ | |
440 | # if !HAVE_DECL_ADDR_NO_RANDOMIZE | |
441 | # define ADDR_NO_RANDOMIZE 0x0040000 | |
442 | # endif | |
443 | /* Test the flag could be set and stays set. */ | |
444 | personality (personality (0xffffffff) | ADDR_NO_RANDOMIZE); | |
445 | if (!(personality (personality (0xffffffff)) & ADDR_NO_RANDOMIZE)) | |
446 | return 1])]) | |
447 | AC_RUN_IFELSE([PERSONALITY_TEST], | |
448 | [gdbsrv_cv_have_personality=true], | |
449 | [gdbsrv_cv_have_personality=false], | |
450 | [AC_LINK_IFELSE([PERSONALITY_TEST], | |
451 | [gdbsrv_cv_have_personality=true], | |
452 | [gdbsrv_cv_have_personality=false])]) | |
453 | if $gdbsrv_cv_have_personality | |
454 | then | |
455 | AC_DEFINE([HAVE_PERSONALITY], 1, | |
456 | [Define if you support the personality syscall.]) | |
457 | fi | |
458 | ||
c2a66c29 | 459 | |
fa593d66 | 460 | IPA_DEPFILES="" |
c2a66c29 | 461 | extra_libraries="" |
fa593d66 | 462 | |
c2a66c29 | 463 | # check whether to enable the inprocess agent |
fa593d66 PA |
464 | if test "$ipa_obj" != "" \ |
465 | -a "$gdbsrv_cv_have_sync_builtins" = yes \ | |
466 | -a "$gdbsrv_cv_have_visibility_hidden" = yes; then | |
c2a66c29 NS |
467 | have_ipa=true |
468 | else | |
469 | have_ipa=false | |
470 | fi | |
471 | ||
472 | AC_ARG_ENABLE(inprocess-agent, | |
473 | AS_HELP_STRING([--enable-inprocess-agent], [inprocess agent]), | |
474 | [case "$enableval" in | |
475 | yes) want_ipa=true ;; | |
476 | no) want_ipa=false ;; | |
477 | *) AC_MSG_ERROR([bad value $enableval for inprocess-agent]) ;; | |
478 | esac], | |
479 | [want_ipa=$have_ipa]) | |
480 | ||
481 | if $want_ipa ; then | |
482 | if $have_ipa ; then | |
483 | IPA_DEPFILES="$ipa_obj" | |
484 | extra_libraries="$extra_libraries libinproctrace.so" | |
485 | else | |
486 | AC_MSG_ERROR([inprocess agent not supported for this target]) | |
487 | fi | |
fa593d66 PA |
488 | fi |
489 | ||
7ea81414 | 490 | AC_SUBST(GDBSERVER_DEPFILES) |
0d62e5e8 | 491 | AC_SUBST(GDBSERVER_LIBS) |
fb1e4ffc DJ |
492 | AC_SUBST(srv_xmlbuiltin) |
493 | AC_SUBST(srv_xmlfiles) | |
fa593d66 PA |
494 | AC_SUBST(IPA_DEPFILES) |
495 | AC_SUBST(extra_libraries) | |
c906108c | 496 | |
c971b7fa | 497 | GNULIB=build-gnulib-gdbserver/import |
c9a1864a YQ |
498 | |
499 | GNULIB_STDINT_H= | |
500 | if test x"$STDINT_H" != x; then | |
c971b7fa | 501 | GNULIB_STDINT_H=$GNULIB/$STDINT_H |
c9a1864a YQ |
502 | fi |
503 | AC_SUBST(GNULIB_STDINT_H) | |
504 | ||
1e94266c | 505 | AC_CONFIG_FILES([Makefile], |
c3a3ccc7 DJ |
506 | [case x$CONFIG_HEADERS in |
507 | xconfig.h:config.in) | |
508 | echo > stamp-h ;; | |
509 | esac | |
510 | ]) | |
1e94266c SM |
511 | |
512 | AC_OUTPUT |