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Commit | Line | Data |
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63e5e3e0 | 1 | dnl Process this with autoconf to create configure |
3ed8e5b6 | 2 | |
92456a4e | 3 | AC_PREREQ(2.68) |
3ed8e5b6 | 4 | |
92456a4e | 5 | AC_INIT([libffi], [3.4.2], [http://github.com/libffi/libffi/issues]) |
3ed8e5b6 AT |
6 | AC_CONFIG_HEADERS([fficonfig.h]) |
7 | ||
5be7b669 L |
8 | AM_ENABLE_MULTILIB(, ..) |
9 | ||
bbf3057b AT |
10 | AC_CANONICAL_SYSTEM |
11 | target_alias=${target_alias-$host_alias} | |
63e5e3e0 | 12 | |
5be7b669 L |
13 | AM_INIT_AUTOMAKE([no-dist]) |
14 | ||
15 | # We would like our source tree to be readonly. However when releases or | |
16 | # pre-releases are generated, the flex/bison generated files as well as the | |
17 | # various formats of manuals need to be included along with the rest of the | |
18 | # sources. Therefore we have --enable-generated-files-in-srcdir to do | |
19 | # just that. | |
20 | AC_MSG_CHECKING(generated-files-in-srcdir) | |
21 | AC_ARG_ENABLE(generated-files-in-srcdir, | |
22 | AS_HELP_STRING([--enable-generated-files-in-srcdir], | |
23 | [put copies of generated files in source dir intended for creating source tarballs for users without texinfo bison or flex]), | |
24 | [case "$enableval" in | |
25 | yes) enable_generated_files_in_srcdir=yes ;; | |
26 | no) enable_generated_files_in_srcdir=no ;; | |
27 | *) AC_MSG_ERROR([Unknown argument to enable/disable version-specific libs]);; | |
28 | esac], | |
29 | [enable_generated_files_in_srcdir=no]) | |
30 | AC_MSG_RESULT($enable_generated_files_in_srcdir) | |
31 | AM_CONDITIONAL(GENINSRC, test "$enable_generated_files_in_srcdir" = yes) | |
4e70f25f | 32 | |
3ed8e5b6 AT |
33 | # The same as in boehm-gc and libstdc++. Have to borrow it from there. |
34 | # We must force CC to /not/ be precious variables; otherwise | |
35 | # the wrong, non-multilib-adjusted value will be used in multilibs. | |
36 | # As a side effect, we have to subst CFLAGS ourselves. | |
b1760f7f RH |
37 | # Also save and restore CFLAGS, since AC_PROG_CC will come up with |
38 | # defaults of its own if none are provided. | |
63e5e3e0 | 39 | |
3ed8e5b6 AT |
40 | m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS]) |
41 | m4_define([_AC_ARG_VAR_PRECIOUS],[]) | |
b1760f7f | 42 | save_CFLAGS=$CFLAGS |
63e5e3e0 | 43 | AC_PROG_CC |
b1760f7f RH |
44 | AC_PROG_CXX |
45 | CFLAGS=$save_CFLAGS | |
46 | m4_undefine([_AC_ARG_VAR_PRECIOUS]) | |
1b3b24c2 | 47 | m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS]) |
bbf3057b | 48 | |
3ed8e5b6 AT |
49 | AC_SUBST(CFLAGS) |
50 | ||
333efaea L |
51 | # Add CET specific flags if CET is enabled |
52 | GCC_CET_FLAGS(CET_FLAGS) | |
53 | AC_SUBST(CET_FLAGS) | |
54 | ||
3ed8e5b6 AT |
55 | AM_PROG_AS |
56 | AM_PROG_CC_C_O | |
63e5e3e0 | 57 | AC_PROG_LIBTOOL |
92456a4e L |
58 | |
59 | AC_CHECK_TOOL(READELF, readelf) | |
63e5e3e0 | 60 | |
b1760f7f RH |
61 | # Test for 64-bit build. |
62 | AC_CHECK_SIZEOF([size_t]) | |
63 | ||
a0b48358 MR |
64 | cat > local.exp <<EOF |
65 | set CC_FOR_TARGET "$CC" | |
66 | set CXX_FOR_TARGET "$CXX" | |
92456a4e | 67 | set compiler_vendor "$ax_cv_c_compiler_vendor" |
a0b48358 MR |
68 | EOF |
69 | ||
3ed8e5b6 AT |
70 | AM_MAINTAINER_MODE |
71 | ||
92456a4e L |
72 | AC_CHECK_HEADERS(sys/memfd.h) |
73 | AC_CHECK_FUNCS([memfd_create]) | |
74 | ||
c9b93377 | 75 | AC_CHECK_HEADERS(sys/mman.h) |
92456a4e | 76 | AC_CHECK_FUNCS([mmap mkostemp mkstemp]) |
5196736e AJ |
77 | AC_FUNC_MMAP_BLACKLIST |
78 | ||
bbf3057b AT |
79 | dnl The -no-testsuite modules omit the test subdir. |
80 | AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite) | |
81 | ||
63e5e3e0 | 82 | TARGETDIR="unknown" |
e73d2479 | 83 | HAVE_LONG_DOUBLE_VARIANT=0 |
63e5e3e0 | 84 | |
b1760f7f | 85 | . ${srcdir}/configure.host |
bbf3057b | 86 | |
b1760f7f | 87 | if test -n "${UNSUPPORTED}"; then |
3ed8e5b6 | 88 | AC_MSG_ERROR(["libffi has not been ported to $host."]) |
63e5e3e0 AG |
89 | fi |
90 | ||
b1760f7f RH |
91 | AC_SUBST(AM_RUNTESTFLAGS) |
92 | AC_SUBST(AM_LTLDFLAGS) | |
63e5e3e0 AG |
93 | |
94 | AC_HEADER_STDC | |
95 | AC_CHECK_FUNCS(memcpy) | |
96 | AC_FUNC_ALLOCA | |
97 | ||
a097ef55 KC |
98 | AC_CHECK_SIZEOF(double) |
99 | AC_CHECK_SIZEOF(long double) | |
e2f2e70a | 100 | |
1450eb7a | 101 | # Also AC_SUBST this variable for ffi.h. |
bf8da5fc RH |
102 | if test -z "$HAVE_LONG_DOUBLE"; then |
103 | HAVE_LONG_DOUBLE=0 | |
e73d2479 AM |
104 | if test $ac_cv_sizeof_long_double != 0; then |
105 | if test $HAVE_LONG_DOUBLE_VARIANT != 0; then | |
106 | AC_DEFINE(HAVE_LONG_DOUBLE_VARIANT, 1, [Define if you support more than one size of the long double type]) | |
bf8da5fc | 107 | HAVE_LONG_DOUBLE=1 |
e73d2479 AM |
108 | else |
109 | if test $ac_cv_sizeof_double != $ac_cv_sizeof_long_double; then | |
110 | HAVE_LONG_DOUBLE=1 | |
111 | AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define if you have the long double type and it is bigger than a double]) | |
112 | fi | |
bf8da5fc | 113 | fi |
1450eb7a AT |
114 | fi |
115 | fi | |
116 | AC_SUBST(HAVE_LONG_DOUBLE) | |
e73d2479 | 117 | AC_SUBST(HAVE_LONG_DOUBLE_VARIANT) |
1450eb7a | 118 | |
a097ef55 | 119 | AC_C_BIGENDIAN |
63e5e3e0 | 120 | |
8b01bdb0 | 121 | GCC_AS_CFI_PSEUDO_OP |
e6fbf387 | 122 | |
ed4bf691 RH |
123 | case "$TARGET" in |
124 | SPARC) | |
5d84cf0b JJ |
125 | AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs], |
126 | libffi_cv_as_sparc_ua_pcrel, [ | |
127 | save_CFLAGS="$CFLAGS" | |
128 | save_LDFLAGS="$LDFLAGS" | |
129 | CFLAGS="$CFLAGS -fpic" | |
130 | LDFLAGS="$LDFLAGS -shared" | |
131 | AC_TRY_LINK([asm (".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo); .text");],, | |
132 | [libffi_cv_as_sparc_ua_pcrel=yes], | |
133 | [libffi_cv_as_sparc_ua_pcrel=no]) | |
134 | CFLAGS="$save_CFLAGS" | |
135 | LDFLAGS="$save_LDFLAGS"]) | |
136 | if test "x$libffi_cv_as_sparc_ua_pcrel" = xyes; then | |
137 | AC_DEFINE(HAVE_AS_SPARC_UA_PCREL, 1, | |
138 | [Define if your assembler and linker support unaligned PC relative relocs.]) | |
139 | fi | |
bd19c9f4 JS |
140 | |
141 | AC_CACHE_CHECK([assembler .register pseudo-op support], | |
142 | libffi_cv_as_register_pseudo_op, [ | |
143 | libffi_cv_as_register_pseudo_op=unknown | |
144 | # Check if we have .register | |
b1760f7f | 145 | AC_TRY_COMPILE(,[asm (".register %g2, #scratch");], |
3ed8e5b6 AT |
146 | [libffi_cv_as_register_pseudo_op=yes], |
147 | [libffi_cv_as_register_pseudo_op=no]) | |
bd19c9f4 JS |
148 | ]) |
149 | if test "x$libffi_cv_as_register_pseudo_op" = xyes; then | |
150 | AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP, 1, | |
3ed8e5b6 | 151 | [Define if your assembler supports .register.]) |
bd19c9f4 | 152 | fi |
ed4bf691 | 153 | ;; |
5d84cf0b | 154 | |
ed4bf691 | 155 | X86*) |
4d3d4078 RO |
156 | AC_CACHE_CHECK([assembler supports pc related relocs], |
157 | libffi_cv_as_x86_pcrel, [ | |
b1760f7f | 158 | libffi_cv_as_x86_pcrel=no |
4d3d4078 | 159 | echo '.text; foo: nop; .data; .long foo-.; .text' > conftest.s |
b1760f7f RH |
160 | if $CC $CFLAGS -c conftest.s > /dev/null 2>&1; then |
161 | libffi_cv_as_x86_pcrel=yes | |
4d3d4078 RO |
162 | fi |
163 | ]) | |
164 | if test "x$libffi_cv_as_x86_pcrel" = xyes; then | |
165 | AC_DEFINE(HAVE_AS_X86_PCREL, 1, | |
166 | [Define if your assembler supports PC relative relocs.]) | |
167 | fi | |
ed4bf691 | 168 | ;; |
d416abb4 | 169 | |
ed4bf691 | 170 | S390) |
b1760f7f RH |
171 | AC_CACHE_CHECK([compiler uses zarch features], |
172 | libffi_cv_as_s390_zarch, [ | |
173 | libffi_cv_as_s390_zarch=no | |
174 | echo 'void foo(void) { bar(); bar(); }' > conftest.c | |
175 | if $CC $CFLAGS -S conftest.c > /dev/null 2>&1; then | |
176 | if grep -q brasl conftest.s; then | |
177 | libffi_cv_as_s390_zarch=yes | |
178 | fi | |
179 | fi | |
180 | ]) | |
181 | if test "x$libffi_cv_as_s390_zarch" = xyes; then | |
182 | AC_DEFINE(HAVE_AS_S390_ZARCH, 1, | |
183 | [Define if the compiler uses zarch features.]) | |
184 | fi | |
ed4bf691 RH |
185 | ;; |
186 | esac | |
b1760f7f | 187 | |
92456a4e L |
188 | AC_CACHE_CHECK([whether compiler supports pointer authentication], |
189 | libffi_cv_as_ptrauth, [ | |
190 | libffi_cv_as_ptrauth=unknown | |
191 | AC_TRY_COMPILE(,[ | |
192 | #ifdef __clang__ | |
193 | # if __has_feature(ptrauth_calls) | |
194 | # define HAVE_PTRAUTH 1 | |
195 | # endif | |
196 | #endif | |
197 | ||
198 | #ifndef HAVE_PTRAUTH | |
199 | # error Pointer authentication not supported | |
200 | #endif | |
201 | ], | |
202 | [libffi_cv_as_ptrauth=yes], | |
203 | [libffi_cv_as_ptrauth=no]) | |
204 | ]) | |
205 | if test "x$libffi_cv_as_ptrauth" = xyes; then | |
206 | AC_DEFINE(HAVE_PTRAUTH, 1, | |
207 | [Define if your compiler supports pointer authentication.]) | |
208 | fi | |
209 | ||
b4b575ce AG |
210 | # On PaX enable kernels that have MPROTECT enable we can't use PROT_EXEC. |
211 | AC_ARG_ENABLE(pax_emutramp, | |
212 | [ --enable-pax_emutramp enable pax emulated trampolines, for we can't use PROT_EXEC], | |
213 | if test "$enable_pax_emutramp" = "yes"; then | |
214 | AC_DEFINE(FFI_MMAP_EXEC_EMUTRAMP_PAX, 1, | |
215 | [Define this if you want to enable pax emulated trampolines]) | |
216 | fi) | |
217 | ||
218 | FFI_EXEC_TRAMPOLINE_TABLE=0 | |
99fba2c4 | 219 | case "$target" in |
92456a4e | 220 | *arm*-apple-* | aarch64-apple-*) |
b4b575ce AG |
221 | FFI_EXEC_TRAMPOLINE_TABLE=1 |
222 | AC_DEFINE(FFI_EXEC_TRAMPOLINE_TABLE, 1, | |
223 | [Cannot use PROT_EXEC on this target, so, we revert to | |
224 | alternative means]) | |
225 | ;; | |
92456a4e | 226 | *-apple-* | *-*-freebsd* | *-*-kfreebsd* | *-*-openbsd* | *-pc-solaris* | *-linux-android*) |
99fba2c4 AT |
227 | AC_DEFINE(FFI_MMAP_EXEC_WRIT, 1, |
228 | [Cannot use malloc on this target, so, we revert to | |
229 | alternative means]) | |
230 | ;; | |
231 | esac | |
b4b575ce AG |
232 | AM_CONDITIONAL(FFI_EXEC_TRAMPOLINE_TABLE, test x$FFI_EXEC_TRAMPOLINE_TABLE = x1) |
233 | AC_SUBST(FFI_EXEC_TRAMPOLINE_TABLE) | |
99fba2c4 | 234 | |
f4b130bb | 235 | if test x$TARGET = xX86_64; then |
b1760f7f | 236 | AC_CACHE_CHECK([toolchain supports unwind section type], |
f4b130bb | 237 | libffi_cv_as_x86_64_unwind_section_type, [ |
b1760f7f RH |
238 | cat > conftest1.s << EOF |
239 | .text | |
240 | .globl foo | |
241 | foo: | |
242 | jmp bar | |
243 | .section .eh_frame,"a",@unwind | |
244 | bar: | |
245 | EOF | |
246 | ||
247 | cat > conftest2.c << EOF | |
248 | extern void foo(); | |
249 | int main(){foo();} | |
250 | EOF | |
251 | ||
252 | libffi_cv_as_x86_64_unwind_section_type=no | |
253 | # we ensure that we can compile _and_ link an assembly file containing an @unwind section | |
254 | # since the compiler can support it and not the linker (ie old binutils) | |
255 | if $CC -Wa,--fatal-warnings $CFLAGS -c conftest1.s > /dev/null 2>&1 && \ | |
256 | $CC conftest2.c conftest1.o > /dev/null 2>&1 ; then | |
257 | libffi_cv_as_x86_64_unwind_section_type=yes | |
f4b130bb RO |
258 | fi |
259 | ]) | |
260 | if test "x$libffi_cv_as_x86_64_unwind_section_type" = xyes; then | |
261 | AC_DEFINE(HAVE_AS_X86_64_UNWIND_SECTION_TYPE, 1, | |
262 | [Define if your assembler supports unwind section type.]) | |
263 | fi | |
264 | fi | |
265 | ||
b4b575ce AG |
266 | if test "x$GCC" = "xyes"; then |
267 | AC_CACHE_CHECK([whether .eh_frame section should be read-only], | |
268 | libffi_cv_ro_eh_frame, [ | |
92456a4e | 269 | libffi_cv_ro_eh_frame=yes |
b4b575ce | 270 | echo 'extern void foo (void); void bar (void) { foo (); foo (); }' > conftest.c |
5be7b669 | 271 | if $CC $CFLAGS -c -fpic -fexceptions -fno-lto -o conftest.o conftest.c > /dev/null 2>&1; then |
92456a4e L |
272 | if $READELF -WS conftest.o | grep -q -n 'eh_frame .* WA'; then |
273 | libffi_cv_ro_eh_frame=no | |
b1760f7f | 274 | fi |
b4b575ce AG |
275 | fi |
276 | rm -f conftest.* | |
277 | ]) | |
278 | if test "x$libffi_cv_ro_eh_frame" = xyes; then | |
279 | AC_DEFINE(HAVE_RO_EH_FRAME, 1, | |
280 | [Define if .eh_frame sections should be read-only.]) | |
281 | AC_DEFINE(EH_FRAME_FLAGS, "a", | |
282 | [Define to the flags needed for the .section .eh_frame directive. ]) | |
283 | else | |
284 | AC_DEFINE(EH_FRAME_FLAGS, "aw", | |
285 | [Define to the flags needed for the .section .eh_frame directive. ]) | |
286 | fi | |
a733b15e | 287 | |
b4b575ce AG |
288 | AC_CACHE_CHECK([for __attribute__((visibility("hidden")))], |
289 | libffi_cv_hidden_visibility_attribute, [ | |
290 | echo 'int __attribute__ ((visibility ("hidden"))) foo (void) { return 1 ; }' > conftest.c | |
291 | libffi_cv_hidden_visibility_attribute=no | |
292 | if AC_TRY_COMMAND(${CC-cc} -Werror -S conftest.c -o conftest.s 1>&AS_MESSAGE_LOG_FD); then | |
92456a4e | 293 | if egrep '(\.hidden|\.private_extern).*foo' conftest.s >/dev/null; then |
b4b575ce AG |
294 | libffi_cv_hidden_visibility_attribute=yes |
295 | fi | |
296 | fi | |
297 | rm -f conftest.* | |
298 | ]) | |
299 | if test $libffi_cv_hidden_visibility_attribute = yes; then | |
300 | AC_DEFINE(HAVE_HIDDEN_VISIBILITY_ATTRIBUTE, 1, | |
301 | [Define if __attribute__((visibility("hidden"))) is supported.]) | |
302 | fi | |
8a42356f JJ |
303 | fi |
304 | ||
5be7b669 L |
305 | # See if makeinfo has been installed and is modern enough |
306 | # that we can use it. | |
307 | ACX_CHECK_PROG_VER([MAKEINFO], [makeinfo], [--version], | |
308 | [GNU texinfo.* \([0-9][0-9.]*\)], | |
309 | [4.[4-9]*|4.[1-9][0-9]*|[5-9]*|[1-9][0-9]*]) | |
310 | AM_CONDITIONAL(BUILD_DOCS, test $gcc_cv_prog_makeinfo_modern = "yes") | |
92456a4e | 311 | |
8a42356f JJ |
312 | AH_BOTTOM([ |
313 | #ifdef HAVE_HIDDEN_VISIBILITY_ATTRIBUTE | |
314 | #ifdef LIBFFI_ASM | |
92456a4e L |
315 | #ifdef __APPLE__ |
316 | #define FFI_HIDDEN(name) .private_extern name | |
317 | #else | |
8a42356f | 318 | #define FFI_HIDDEN(name) .hidden name |
92456a4e | 319 | #endif |
8a42356f JJ |
320 | #else |
321 | #define FFI_HIDDEN __attribute__ ((visibility ("hidden"))) | |
322 | #endif | |
323 | #else | |
324 | #ifdef LIBFFI_ASM | |
325 | #define FFI_HIDDEN(name) | |
326 | #else | |
327 | #define FFI_HIDDEN | |
328 | #endif | |
329 | #endif | |
330 | ]) | |
331 | ||
63e5e3e0 AG |
332 | AC_SUBST(TARGET) |
333 | AC_SUBST(TARGETDIR) | |
334 | ||
b1760f7f RH |
335 | changequote(<,>) |
336 | TARGET_OBJ= | |
337 | for i in $SOURCES; do | |
338 | TARGET_OBJ="${TARGET_OBJ} src/${TARGETDIR}/"`echo $i | sed 's/[cS]$/lo/'` | |
339 | done | |
340 | changequote([,]) | |
341 | AC_SUBST(TARGET_OBJ) | |
342 | ||
63e5e3e0 AG |
343 | AC_SUBST(SHELL) |
344 | ||
7d45b968 JS |
345 | AC_ARG_ENABLE(debug, |
346 | [ --enable-debug debugging mode], | |
347 | if test "$enable_debug" = "yes"; then | |
1450eb7a | 348 | AC_DEFINE(FFI_DEBUG, 1, [Define this if you want extra debugging.]) |
7d45b968 | 349 | fi) |
b4b575ce | 350 | AM_CONDITIONAL(FFI_DEBUG, test "$enable_debug" = "yes") |
7d45b968 JS |
351 | |
352 | AC_ARG_ENABLE(structs, | |
353 | [ --disable-structs omit code for struct support], | |
354 | if test "$enable_structs" = "no"; then | |
b1760f7f | 355 | AC_DEFINE(FFI_NO_STRUCTS, 1, [Define this if you do not want support for aggregate types.]) |
7d45b968 | 356 | fi) |
b1760f7f | 357 | AM_CONDITIONAL(FFI_DEBUG, test "$enable_debug" = "yes") |
7d45b968 JS |
358 | |
359 | AC_ARG_ENABLE(raw-api, | |
360 | [ --disable-raw-api make the raw api unavailable], | |
361 | if test "$enable_raw_api" = "no"; then | |
b1760f7f | 362 | AC_DEFINE(FFI_NO_RAW_API, 1, [Define this if you do not want support for the raw API.]) |
7d45b968 | 363 | fi) |
63e5e3e0 | 364 | |
92456a4e | 365 | AC_ARG_ENABLE(exec-static-tramp, |
5be7b669 | 366 | [ --enable-exec-static-tramp enable use of static exec trampolines]) |
92456a4e | 367 | |
5be7b669 | 368 | if test "$enable_exec_static_tramp" = yes; then |
92456a4e L |
369 | case "$target" in |
370 | *-cygwin*) | |
371 | ;; | |
372 | *arm*-*-linux-* | aarch64*-*-linux-* | i*86-*-linux-* | x86_64-*-linux-*) | |
373 | AC_DEFINE(FFI_EXEC_STATIC_TRAMP, 1, | |
374 | [Define this if you want statically defined trampolines]) | |
375 | ;; | |
376 | esac | |
377 | fi | |
378 | ||
63e5e3e0 | 379 | AC_ARG_ENABLE(purify-safety, |
7d45b968 JS |
380 | [ --enable-purify-safety purify-safe mode], |
381 | if test "$enable_purify_safety" = "yes"; then | |
1450eb7a | 382 | AC_DEFINE(USING_PURIFY, 1, [Define this if you are using Purify and want to suppress spurious messages.]) |
7d45b968 | 383 | fi) |
0721f64e | 384 | |
5be7b669 L |
385 | GCC_WITH_TOOLEXECLIBDIR |
386 | ||
387 | if test -n "$with_cross_host" && | |
388 | test x"$with_cross_host" != x"no"; then | |
389 | toolexecdir='$(exec_prefix)/$(target_alias)' | |
390 | case ${with_toolexeclibdir} in | |
391 | no) | |
392 | toolexeclibdir='$(toolexecdir)/lib' | |
393 | ;; | |
394 | *) | |
395 | toolexeclibdir=${with_toolexeclibdir} | |
396 | ;; | |
397 | esac | |
0e292c01 | 398 | else |
5be7b669 L |
399 | toolexecdir='$(libdir)/gcc-lib/$(target_alias)' |
400 | toolexeclibdir='$(libdir)' | |
0e292c01 | 401 | fi |
5be7b669 L |
402 | multi_os_directory=`$CC -print-multi-os-directory` |
403 | case $multi_os_directory in | |
404 | .) ;; # Avoid trailing /. | |
405 | *) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;; | |
406 | esac | |
407 | AC_SUBST(toolexecdir) | |
0e292c01 | 408 | AC_SUBST(toolexeclibdir) |
63e5e3e0 | 409 | |
5be7b669 L |
410 | if test "${multilib}" = "yes"; then |
411 | multilib_arg="--enable-multilib" | |
412 | else | |
413 | multilib_arg= | |
414 | fi | |
415 | ||
2c055256 | 416 | # Check linker support. |
92456a4e | 417 | LIBFFI_ENABLE_SYMVERS |
73aa401e | 418 | |
5be7b669 L |
419 | # Determine what GCC version number to use in filesystem paths. |
420 | GCC_BASE_VER | |
421 | ||
3ed8e5b6 AT |
422 | AC_CONFIG_COMMANDS(include, [test -d include || mkdir include]) |
423 | AC_CONFIG_COMMANDS(src, [ | |
3b905056 | 424 | test -d src || mkdir src |
3ed8e5b6 AT |
425 | test -d src/$TARGETDIR || mkdir src/$TARGETDIR |
426 | ], [TARGETDIR="$TARGETDIR"]) | |
427 | ||
5be7b669 | 428 | AC_CONFIG_FILES(include/Makefile include/ffi.h Makefile testsuite/Makefile man/Makefile libffi.pc) |
1450eb7a | 429 | |
5be7b669 | 430 | AC_CONFIG_LINKS(include/ffitarget.h:src/$TARGETDIR/ffitarget.h) |
92456a4e | 431 | |
5be7b669 | 432 | AC_OUTPUT |