Commit | Line | Data |
---|---|---|
d6e9fb05 | 1 | dnl Autoconf configure script for GDB server. |
42a4f53d | 2 | dnl Copyright (C) 2000-2019 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 | ||
21 | AC_INIT(server.c) | |
84563040 | 22 | AC_CONFIG_HEADER(config.h:config.in) |
c9a1864a YQ |
23 | |
24 | AM_MAINTAINER_MODE | |
84563040 DJ |
25 | |
26 | AC_PROG_CC | |
3bc3d82a | 27 | AC_PROG_CXX |
fd462a61 | 28 | AC_GNU_SOURCE |
589bc927 | 29 | AC_SYS_LARGEFILE |
d6e9fb05 JK |
30 | |
31 | AC_CANONICAL_SYSTEM | |
84563040 | 32 | |
d6e9fb05 | 33 | AC_PROG_INSTALL |
e1d2394b | 34 | AC_CHECK_TOOL(AR, ar) |
c971b7fa | 35 | AC_PROG_RANLIB |
c906108c | 36 | |
dcdb98d2 DJ |
37 | AC_ARG_PROGRAM |
38 | ||
0bcda685 PA |
39 | # We require a C++11 compiler. Check if one is available, and if |
40 | # necessary, set CXX_DIALECT to some -std=xxx switch. | |
41 | AX_CXX_COMPILE_STDCXX(11, , mandatory) | |
42 | ||
ee6e2b82 | 43 | AC_HEADER_STDC |
84563040 | 44 | |
17ef446e | 45 | # Set the 'development' global. |
270c9937 | 46 | . $srcdir/../../bfd/development.sh |
17ef446e PA |
47 | |
48 | # Enable -lmcheck by default (it provides cheap-enough memory | |
49 | # mangling), but turn it off for releases. | |
50 | if $development; then | |
51 | libmcheck_default=yes | |
52 | else | |
53 | libmcheck_default=no | |
54 | fi | |
55 | GDB_AC_LIBMCHECK(${libmcheck_default}) | |
56 | ||
8ecfd7bd | 57 | GDB_AC_SELFTEST([ |
268a13a5 | 58 | srv_selftest_objs="gdbsupport/selftest.o" |
8ecfd7bd | 59 | ]) |
6d580b63 | 60 | |
bd885420 YQ |
61 | ACX_NONCANONICAL_TARGET |
62 | ACX_NONCANONICAL_HOST | |
63 | ||
61c125b9 TT |
64 | # Dependency checking. |
65 | ZW_CREATE_DEPDIR | |
60d6cfc9 YQ |
66 | |
67 | # Create sub-directories for objects and dependencies. | |
268a13a5 | 68 | CONFIG_SRC_SUBDIR="arch gdbsupport" |
60d6cfc9 YQ |
69 | AC_SUBST(CONFIG_SRC_SUBDIR) |
70 | ||
71 | AC_CONFIG_COMMANDS([gdbdepdir],[ | |
72 | for subdir in ${CONFIG_SRC_SUBDIR} | |
73 | do | |
74 | $SHELL $ac_aux_dir/mkinstalldirs $subdir/$DEPDIR | |
75 | done], | |
76 | [ac_aux_dir=$ac_aux_dir DEPDIR=$DEPDIR CONFIG_SRC_SUBDIR="$CONFIG_SRC_SUBDIR"]) | |
77 | ||
61c125b9 TT |
78 | ZW_PROG_COMPILER_DEPENDENCIES([CC]) |
79 | ||
648d586d JB |
80 | gnulib_extra_configure_args= |
81 | # If large-file support is disabled, make sure gnulib does the same. | |
82 | if test "$enable_largefile" = no; then | |
83 | gnulib_extra_configure_args="$gnulib_extra_configure_args --disable-largefile" | |
84 | fi | |
85 | ||
c971b7fa PA |
86 | # Configure gnulib. We can't use AC_CONFIG_SUBDIRS as that'd expect |
87 | # to find the the source subdir to be configured directly under | |
88 | # gdbserver/. We need to build gnulib under some other directory not | |
89 | # "gnulib", to avoid the problem of both GDB and GDBserver wanting to | |
90 | # build it in the same directory, when building in the source dir. | |
73cc7272 | 91 | ACX_CONFIGURE_DIR(["../../gnulib"], ["build-gnulib-gdbserver"], |
648d586d | 92 | ["$gnulib_extra_configure_args"]) |
c971b7fa | 93 | |
0b04e523 TT |
94 | ACX_CONFIGURE_DIR(["../../libiberty"], ["build-libiberty-gdbserver"]) |
95 | ||
726e1356 | 96 | AC_CHECK_HEADERS(termios.h sys/reg.h string.h dnl |
1bd2f0ba | 97 | proc_service.h sys/procfs.h linux/elf.h dnl |
9c232dda | 98 | fcntl.h signal.h sys/file.h dnl |
80e24d09 | 99 | sys/ioctl.h netinet/in.h sys/socket.h netdb.h dnl |
1bd2f0ba | 100 | netinet/tcp.h arpa/inet.h) |
eb0edac8 | 101 | AC_FUNC_FORK |
4b8b5e72 | 102 | AC_CHECK_FUNCS(getauxval pread pwrite pread64 setns) |
84563040 | 103 | |
3266f10b TT |
104 | GDB_AC_COMMON |
105 | ||
eb7aa561 PA |
106 | # Check the return and argument types of ptrace. |
107 | GDB_AC_PTRACE | |
108 | ||
0fb4aa4b PA |
109 | # Check for UST |
110 | ustlibs="" | |
111 | ustinc="" | |
112 | ||
113 | AC_ARG_WITH(ust, [ --with-ust=PATH Specify prefix directory for the installed UST package | |
114 | Equivalent to --with-ust-include=PATH/include | |
115 | plus --with-ust-lib=PATH/lib]) | |
116 | AC_ARG_WITH(ust_include, [ --with-ust-include=PATH Specify directory for installed UST include files]) | |
117 | AC_ARG_WITH(ust_lib, [ --with-ust-lib=PATH Specify the directory for the installed UST library]) | |
118 | ||
119 | case $with_ust in | |
120 | no) | |
121 | ustlibs= | |
122 | ustinc= | |
123 | ;; | |
124 | "" | yes) | |
125 | ustlibs=" -lust " | |
126 | ustinc="" | |
127 | ;; | |
128 | *) | |
129 | ustlibs="-L$with_ust/lib -lust" | |
130 | ustinc="-I$with_ust/include " | |
131 | ;; | |
132 | esac | |
133 | if test "x$with_ust_include" != x; then | |
134 | ustinc="-I$with_ust_include " | |
135 | fi | |
136 | if test "x$with_ust_lib" != x; then | |
137 | ustlibs="-L$with_ust_lib -lust" | |
138 | fi | |
139 | ||
140 | if test "x$with_ust" != "xno"; then | |
141 | saved_CFLAGS="$CFLAGS" | |
142 | CFLAGS="$CFLAGS $ustinc" | |
143 | AC_MSG_CHECKING([for ust]) | |
144 | AC_TRY_COMPILE([ | |
145 | #define CONFIG_UST_GDB_INTEGRATION | |
146 | #include <ust/ust.h> | |
147 | ],[], | |
148 | [AC_MSG_RESULT([yes]); AC_DEFINE(HAVE_UST, 1, [Define if UST is available])], | |
149 | [AC_MSG_RESULT([no]); ustlibs= ; ustinc= ]) | |
150 | CFLAGS="$saved_CFLAGS" | |
151 | fi | |
152 | ||
153 | # Flags needed for UST | |
154 | AC_SUBST(ustlibs) | |
155 | AC_SUBST(ustinc) | |
156 | ||
8f13a3ce | 157 | AM_GDB_WARNINGS |
3bc3d82a | 158 | |
10e86dd7 DE |
159 | dnl dladdr is glibc-specific. It is used by thread-db.c but only for |
160 | dnl debugging messages. It lives in -ldl which is handled below so we don't | |
161 | dnl use AC_CHECK_LIB (or AC_SEARCH_LIBS) here. Instead we just temporarily | |
162 | dnl augment LIBS. | |
163 | old_LIBS="$LIBS" | |
164 | LIBS="$LIBS -ldl" | |
165 | AC_CHECK_FUNCS(dladdr) | |
166 | LIBS="$old_LIBS" | |
167 | ||
07697489 PA |
168 | libiberty_INIT |
169 | ||
1bd2f0ba | 170 | AC_CHECK_DECLS([strerror, perror, vasprintf, vsnprintf]) |
43d5792c | 171 | |
791c0056 GB |
172 | AC_CHECK_MEMBERS([struct stat.st_blocks, struct stat.st_blksize]) |
173 | ||
239b6d10 WT |
174 | # See if <sys/user.h> supports the %fs_base and %gs_bas amd64 segment registers. |
175 | # Older amd64 Linux's don't have the fs_base and gs_base members of | |
176 | # `struct user_regs_struct'. | |
177 | AC_CHECK_MEMBERS([struct user_regs_struct.fs_base, struct user_regs_struct.gs_base], | |
f517c180 EA |
178 | [], [], [#include <sys/types.h> |
179 | #include <sys/user.h>]) | |
239b6d10 WT |
180 | |
181 | ||
ccbd4912 MK |
182 | AC_CHECK_TYPES(socklen_t, [], [], |
183 | [#include <sys/types.h> | |
184 | #include <sys/socket.h> | |
185 | ]) | |
fb1e4ffc | 186 | |
64da5dd5 JB |
187 | case "${target}" in |
188 | *-android*) | |
189 | # Starting with NDK version 9, <elf.h> actually includes definitions | |
190 | # of Elf32_auxv_t and Elf64_auxv_t. But sadly, <elf.h> includes | |
191 | # <sys/exec_elf.h> which defines some of the ELF types incorrectly, | |
192 | # leading to conflicts with the defintions from <linux/elf.h>. | |
193 | # This makes it impossible for us to include both <elf.h> and | |
194 | # <linux/elf.h>, which means that, in practice, we do not have | |
195 | # access to Elf32_auxv_t and Elf64_auxv_t on this platform. | |
196 | # Therefore, do not try to auto-detect availability, as it would | |
197 | # get it wrong on this platform. | |
198 | ;; | |
199 | *) | |
200 | AC_CHECK_TYPES([Elf32_auxv_t, Elf64_auxv_t], [], [], | |
201 | #include <elf.h> | |
202 | ) | |
203 | esac | |
8365dcf5 | 204 | |
c16158bc JM |
205 | ACX_PKGVERSION([GDB]) |
206 | ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/]) | |
207 | AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description]) | |
208 | AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address]) | |
209 | ||
8838b45e NS |
210 | # Check for various supplementary target information (beyond the |
211 | # triplet) which might affect the choices in configure.srv. | |
212 | case "${target}" in | |
213 | changequote(,)dnl | |
214 | i[34567]86-*-linux*) | |
215 | changequote([,])dnl | |
216 | AC_CACHE_CHECK([if building for x86-64], [gdb_cv_i386_is_x86_64], | |
217 | [save_CPPFLAGS="$CPPFLAGS" | |
218 | CPPFLAGS="$CPPFLAGS $CFLAGS" | |
219 | AC_EGREP_CPP([got it], [ | |
220 | #if __x86_64__ | |
221 | got it | |
222 | #endif | |
223 | ], [gdb_cv_i386_is_x86_64=yes], | |
224 | [gdb_cv_i386_is_x86_64=no]) | |
225 | CPPFLAGS="$save_CPPFLAGS"]) | |
226 | ;; | |
201506da PA |
227 | |
228 | x86_64-*-linux*) | |
229 | AC_CACHE_CHECK([if building for x32], [gdb_cv_x86_is_x32], | |
230 | [save_CPPFLAGS="$CPPFLAGS" | |
231 | CPPFLAGS="$CPPFLAGS $CFLAGS" | |
232 | AC_EGREP_CPP([got it], [ | |
233 | #if __x86_64__ && __ILP32__ | |
234 | got it | |
235 | #endif | |
236 | ], [gdb_cv_x86_is_x32=yes], | |
237 | [gdb_cv_x86_is_x32=no]) | |
238 | CPPFLAGS="$save_CPPFLAGS"]) | |
239 | ;; | |
240 | ||
9ac544ce MK |
241 | m68k-*-*) |
242 | AC_CACHE_CHECK([if building for Coldfire], [gdb_cv_m68k_is_coldfire], | |
243 | [save_CPPFLAGS="$CPPFLAGS" | |
244 | CPPFLAGS="$CPPFLAGS $CFLAGS" | |
245 | AC_EGREP_CPP([got it], [ | |
246 | #ifdef __mcoldfire__ | |
247 | got it | |
248 | #endif | |
249 | ], [gdb_cv_m68k_is_coldfire=yes], | |
250 | [gdb_cv_m68k_is_coldfire=no]) | |
251 | CPPFLAGS="$save_CPPFLAGS"]) | |
252 | ;; | |
8838b45e NS |
253 | esac |
254 | ||
7ea81414 | 255 | . ${srcdir}/configure.srv |
c906108c | 256 | |
fb23d554 | 257 | # Add in the common host objects. |
268a13a5 | 258 | . ${srcdir}/../gdbsupport/common.host |
fb23d554 SDJ |
259 | srv_host_obs="$common_host_obs" |
260 | ||
68070c10 PA |
261 | if test "${srv_mingwce}" = "yes"; then |
262 | LIBS="$LIBS -lws2" | |
263 | elif test "${srv_mingw}" = "yes"; then | |
12ea4b69 | 264 | LIBS="$LIBS -lws2_32" |
ac8c974e AR |
265 | elif test "${srv_qnx}" = "yes"; then |
266 | LIBS="$LIBS -lsocket" | |
8ed54b31 JB |
267 | elif test "${srv_lynxos}" = "yes"; then |
268 | LIBS="$LIBS -lnetinet" | |
68070c10 PA |
269 | fi |
270 | ||
271 | if test "${srv_mingw}" = "yes"; then | |
b80864fb DJ |
272 | AC_DEFINE(USE_WIN32API, 1, |
273 | [Define if we should use the Windows API, instead of the | |
274 | POSIX API. On Windows, we use the Windows API when | |
275 | building for MinGW, but the POSIX API when building | |
276 | for Cygwin.]) | |
277 | fi | |
278 | ||
58caa3dc | 279 | if test "${srv_linux_usrregs}" = "yes"; then |
f450004a DJ |
280 | AC_DEFINE(HAVE_LINUX_USRREGS, 1, |
281 | [Define if the target supports PTRACE_PEEKUSR for register ] | |
282 | [access.]) | |
58caa3dc DJ |
283 | fi |
284 | ||
285 | if test "${srv_linux_regsets}" = "yes"; then | |
e9d25b98 DJ |
286 | AC_DEFINE(HAVE_LINUX_REGSETS, 1, |
287 | [Define if the target supports register sets.]) | |
288 | ||
58caa3dc DJ |
289 | AC_MSG_CHECKING(for PTRACE_GETREGS) |
290 | AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getregs, | |
291 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], | |
292 | [PTRACE_GETREGS;], | |
293 | [gdbsrv_cv_have_ptrace_getregs=yes], | |
294 | [gdbsrv_cv_have_ptrace_getregs=no])]) | |
295 | AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getregs) | |
296 | if test "${gdbsrv_cv_have_ptrace_getregs}" = "yes"; then | |
e9d25b98 | 297 | AC_DEFINE(HAVE_PTRACE_GETREGS, 1, |
f450004a DJ |
298 | [Define if the target supports PTRACE_GETREGS for register ] |
299 | [access.]) | |
58caa3dc DJ |
300 | fi |
301 | ||
302 | AC_MSG_CHECKING(for PTRACE_GETFPXREGS) | |
303 | AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getfpxregs, | |
304 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], | |
305 | [PTRACE_GETFPXREGS;], | |
306 | [gdbsrv_cv_have_ptrace_getfpxregs=yes], | |
307 | [gdbsrv_cv_have_ptrace_getfpxregs=no])]) | |
308 | AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getfpxregs) | |
309 | if test "${gdbsrv_cv_have_ptrace_getfpxregs}" = "yes"; then | |
f450004a DJ |
310 | AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1, |
311 | [Define if the target supports PTRACE_GETFPXREGS for extended ] | |
312 | [register access.]) | |
58caa3dc DJ |
313 | fi |
314 | fi | |
315 | ||
9accd112 MM |
316 | if test "${srv_linux_btrace}" = "yes"; then |
317 | AC_DEFINE(HAVE_LINUX_BTRACE, 1, | |
318 | [Define if the target supports branch tracing.]) | |
319 | fi | |
320 | ||
0d62e5e8 DJ |
321 | if test "$ac_cv_header_sys_procfs_h" = yes; then |
322 | BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t) | |
323 | BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t) | |
324 | BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t) | |
1041a03c | 325 | BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t) |
0d62e5e8 DJ |
326 | BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t) |
327 | fi | |
328 | ||
18f5fd81 TJB |
329 | dnl Some systems (e.g., Android) have lwpid_t defined in libthread_db.h. |
330 | if test "$bfd_cv_have_sys_procfs_type_lwpid_t" != yes; then | |
331 | GDBSERVER_HAVE_THREAD_DB_TYPE(lwpid_t) | |
332 | fi | |
333 | ||
334 | dnl Some systems (e.g., Android) have psaddr_t defined in libthread_db.h. | |
335 | if test "$bfd_cv_have_sys_procfs_type_psaddr_t" != yes; then | |
336 | GDBSERVER_HAVE_THREAD_DB_TYPE(psaddr_t) | |
337 | fi | |
338 | ||
193f13e6 MK |
339 | dnl Check for libdl, but do not add it to LIBS as only gdbserver |
340 | dnl needs it (and gdbreplay doesn't). | |
341 | old_LIBS="$LIBS" | |
342 | AC_CHECK_LIB(dl, dlopen) | |
343 | LIBS="$old_LIBS" | |
344 | ||
0d62e5e8 DJ |
345 | srv_thread_depfiles= |
346 | srv_libs= | |
0d62e5e8 DJ |
347 | |
348 | if test "$srv_linux_thread_db" = "yes"; then | |
193f13e6 MK |
349 | if test "$ac_cv_lib_dl_dlopen" = "yes"; then |
350 | srv_libs="-ldl" | |
f6528abd | 351 | AC_MSG_CHECKING(for the dynamic export flag) |
193f13e6 | 352 | old_LDFLAGS="$LDFLAGS" |
f6528abd JK |
353 | # Older GNU ld supports --export-dynamic but --dynamic-list may not be |
354 | # supported there. | |
355 | RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list" | |
356 | LDFLAGS="$LDFLAGS $RDYNAMIC" | |
357 | AC_TRY_LINK([], [], | |
358 | [found="-Wl,--dynamic-list" | |
359 | RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'], | |
360 | [RDYNAMIC="-rdynamic" | |
361 | LDFLAGS="$old_LDFLAGS $RDYNAMIC" | |
362 | AC_TRY_LINK([], [], | |
363 | [found="-rdynamic"], | |
364 | [found="no" | |
365 | RDYNAMIC=""])]) | |
193f13e6 MK |
366 | AC_SUBST(RDYNAMIC) |
367 | LDFLAGS="$old_LDFLAGS" | |
f6528abd | 368 | AC_MSG_RESULT($found) |
193f13e6 MK |
369 | else |
370 | srv_libs="-lthread_db" | |
371 | fi | |
0d62e5e8 | 372 | |
0d62e5e8 | 373 | srv_thread_depfiles="thread-db.o proc-service.o" |
7d4e5717 | 374 | AC_DEFINE(USE_THREAD_DB, 1, [Define if we should use libthread_db.]) |
3db0444b DJ |
375 | AC_CACHE_CHECK([for TD_VERSION], gdbsrv_cv_have_td_version, |
376 | [AC_TRY_COMPILE([#include <thread_db.h>], [TD_VERSION;], | |
1b3f6016 PA |
377 | [gdbsrv_cv_have_td_version=yes], |
378 | [gdbsrv_cv_have_td_version=no])]) | |
3db0444b DJ |
379 | if test $gdbsrv_cv_have_td_version = yes; then |
380 | AC_DEFINE(HAVE_TD_VERSION, 1, [Define if TD_VERSION is available.]) | |
381 | fi | |
0d62e5e8 DJ |
382 | fi |
383 | ||
96f15937 PP |
384 | AC_ARG_WITH(libthread-db, |
385 | AS_HELP_STRING([--with-libthread-db=PATH], [use given libthread_db directly]), | |
386 | [srv_libthread_db_path="${withval}" | |
96f15937 PP |
387 | srv_libs="$srv_libthread_db_path" |
388 | ]) | |
389 | ||
193f13e6 MK |
390 | if test "$srv_libs" != "" -a "$srv_libs" != "-ldl"; then |
391 | AC_DEFINE(USE_LIBTHREAD_DB_DIRECTLY, 1, [Define if we should use libthread_db directly.]) | |
392 | fi | |
393 | ||
9b4b61c8 | 394 | if test "$srv_xmlfiles" != ""; then |
fb1e4ffc DJ |
395 | srv_xmlbuiltin="xml-builtin.o" |
396 | AC_DEFINE(USE_XML, 1, [Define if an XML target description is available.]) | |
397 | ||
398 | tmp_xmlfiles=$srv_xmlfiles | |
9b4b61c8 | 399 | srv_xmlfiles="" |
fb1e4ffc DJ |
400 | for f in $tmp_xmlfiles; do |
401 | srv_xmlfiles="$srv_xmlfiles \$(XML_DIR)/$f" | |
402 | done | |
403 | fi | |
404 | ||
605fd3c6 | 405 | GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_hostio_err_objs $srv_thread_depfiles $srv_host_obs $srv_selftest_objs" |
0d62e5e8 | 406 | GDBSERVER_LIBS="$srv_libs" |
c906108c | 407 | |
fa593d66 PA |
408 | dnl Check whether the target supports __sync_*_compare_and_swap. |
409 | AC_CACHE_CHECK([whether the target supports __sync_*_compare_and_swap], | |
410 | gdbsrv_cv_have_sync_builtins, [ | |
411 | AC_TRY_LINK([], [int foo, bar; bar = __sync_val_compare_and_swap(&foo, 0, 1);], | |
412 | gdbsrv_cv_have_sync_builtins=yes, | |
413 | gdbsrv_cv_have_sync_builtins=no)]) | |
414 | if test $gdbsrv_cv_have_sync_builtins = yes; then | |
415 | AC_DEFINE(HAVE_SYNC_BUILTINS, 1, | |
416 | [Define to 1 if the target supports __sync_*_compare_and_swap]) | |
417 | fi | |
418 | ||
419 | dnl Check for -fvisibility=hidden support in the compiler. | |
420 | saved_cflags="$CFLAGS" | |
421 | CFLAGS="$CFLAGS -fvisibility=hidden" | |
d0ac1c44 | 422 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])], |
fa593d66 PA |
423 | [gdbsrv_cv_have_visibility_hidden=yes], |
424 | [gdbsrv_cv_have_visibility_hidden=no]) | |
425 | CFLAGS="$saved_cflags" | |
426 | ||
03583c20 UW |
427 | dnl Check if we can disable the virtual address space randomization. |
428 | dnl The functionality of setarch -R. | |
429 | AC_CHECK_DECLS([ADDR_NO_RANDOMIZE],,, [#include <sys/personality.h>]) | |
430 | define([PERSONALITY_TEST], [AC_LANG_PROGRAM([#include <sys/personality.h>], [ | |
431 | # if !HAVE_DECL_ADDR_NO_RANDOMIZE | |
432 | # define ADDR_NO_RANDOMIZE 0x0040000 | |
433 | # endif | |
434 | /* Test the flag could be set and stays set. */ | |
435 | personality (personality (0xffffffff) | ADDR_NO_RANDOMIZE); | |
436 | if (!(personality (personality (0xffffffff)) & ADDR_NO_RANDOMIZE)) | |
437 | return 1])]) | |
438 | AC_RUN_IFELSE([PERSONALITY_TEST], | |
439 | [gdbsrv_cv_have_personality=true], | |
440 | [gdbsrv_cv_have_personality=false], | |
441 | [AC_LINK_IFELSE([PERSONALITY_TEST], | |
442 | [gdbsrv_cv_have_personality=true], | |
443 | [gdbsrv_cv_have_personality=false])]) | |
444 | if $gdbsrv_cv_have_personality | |
445 | then | |
446 | AC_DEFINE([HAVE_PERSONALITY], 1, | |
447 | [Define if you support the personality syscall.]) | |
448 | fi | |
449 | ||
c2a66c29 | 450 | |
fa593d66 | 451 | IPA_DEPFILES="" |
c2a66c29 | 452 | extra_libraries="" |
fa593d66 | 453 | |
c2a66c29 | 454 | # check whether to enable the inprocess agent |
fa593d66 PA |
455 | if test "$ipa_obj" != "" \ |
456 | -a "$gdbsrv_cv_have_sync_builtins" = yes \ | |
457 | -a "$gdbsrv_cv_have_visibility_hidden" = yes; then | |
c2a66c29 NS |
458 | have_ipa=true |
459 | else | |
460 | have_ipa=false | |
461 | fi | |
462 | ||
463 | AC_ARG_ENABLE(inprocess-agent, | |
464 | AS_HELP_STRING([--enable-inprocess-agent], [inprocess agent]), | |
465 | [case "$enableval" in | |
466 | yes) want_ipa=true ;; | |
467 | no) want_ipa=false ;; | |
468 | *) AC_MSG_ERROR([bad value $enableval for inprocess-agent]) ;; | |
469 | esac], | |
470 | [want_ipa=$have_ipa]) | |
471 | ||
472 | if $want_ipa ; then | |
473 | if $have_ipa ; then | |
474 | IPA_DEPFILES="$ipa_obj" | |
475 | extra_libraries="$extra_libraries libinproctrace.so" | |
476 | else | |
477 | AC_MSG_ERROR([inprocess agent not supported for this target]) | |
478 | fi | |
fa593d66 PA |
479 | fi |
480 | ||
7ea81414 | 481 | AC_SUBST(GDBSERVER_DEPFILES) |
0d62e5e8 | 482 | AC_SUBST(GDBSERVER_LIBS) |
fb1e4ffc DJ |
483 | AC_SUBST(srv_xmlbuiltin) |
484 | AC_SUBST(srv_xmlfiles) | |
fa593d66 PA |
485 | AC_SUBST(IPA_DEPFILES) |
486 | AC_SUBST(extra_libraries) | |
c906108c | 487 | |
c971b7fa | 488 | GNULIB=build-gnulib-gdbserver/import |
c9a1864a YQ |
489 | |
490 | GNULIB_STDINT_H= | |
491 | if test x"$STDINT_H" != x; then | |
c971b7fa | 492 | GNULIB_STDINT_H=$GNULIB/$STDINT_H |
c9a1864a YQ |
493 | fi |
494 | AC_SUBST(GNULIB_STDINT_H) | |
495 | ||
1e94266c | 496 | AC_CONFIG_FILES([Makefile], |
c3a3ccc7 DJ |
497 | [case x$CONFIG_HEADERS in |
498 | xconfig.h:config.in) | |
499 | echo > stamp-h ;; | |
500 | esac | |
501 | ]) | |
1e94266c SM |
502 | |
503 | AC_OUTPUT |