2002-02-16 Jeffrey Stedfast <fejj@ximian.com>
[mono.git] / configure.in
1
2 AC_INIT(README)
3 AC_CANONICAL_SYSTEM
4 AM_CONFIG_HEADER(config.h)
5 AM_INIT_AUTOMAKE(mono, 0.8)
6 AM_MAINTAINER_MODE
7
8 AC_CHECK_TOOL(CC, gcc, gcc)
9 AC_PROG_CC
10 AM_PROG_CC_STDC
11 AC_PROG_INSTALL
12
13 dnl may require a specific autoconf version
14 dnl AC_PROG_CC_FOR_BUILD
15 dnl CC_FOR_BUILD not automatically detected
16 CC_FOR_BUILD=$CC
17 BUILD_EXEEXT=
18 if test "x$cross_compiling" = "xyes"; then
19         CC_FOR_BUILD=cc
20         BUILD_EXEEXT=""
21 fi
22 AC_SUBST(CC_FOR_BUILD)
23 AC_SUBST(HOST_CC)
24 AC_SUBST(BUILD_EXEEXT)
25
26 # Set STDC_HEADERS
27 AC_HEADER_STDC
28 AC_LIBTOOL_WIN32_DLL
29 AM_PROG_LIBTOOL
30
31 AC_CHECK_HEADERS(sys/filio.h sys/sockio.h)
32
33 # not 64 bit clean in cross-compile
34 AC_CHECK_SIZEOF(void *, 4)
35
36 CFLAGS='-g -Wall -Wunused -Wmissing-prototypes -Wmissing-declarations'
37
38 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
39 if test "x$PKG_CONFIG" = "xno"; then
40         AC_MSG_ERROR([You need to install pkg-config])
41 fi
42
43 dnl for use on the build system
44 dnl pkg-config is stupid
45 BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0`
46 BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0`
47 AC_SUBST(BUILD_GLIB_CFLAGS)
48 AC_SUBST(BUILD_GLIB_LIBS)
49
50 PKG_PATH=
51 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir],
52         if test x$with_crosspkgdir = "x"; then
53                 if test -s $PKG_CONFIG_PATH; then
54                         PKG_PATH=$PKG_CONFIG_PATH
55                 fi
56         else
57                 PKG_PATH=$with_crosspkgdir
58                 PKG_CONFIG_PATH=$PKG_PATH
59                 export PKG_CONFIG_PATH
60         fi
61 )
62
63 ## Versions of dependencies
64 GLIB_REQUIRED_VERSION=1.3.11
65
66 PKG_CHECK_MODULES(BASE_DEPENDENCIES, glib-2.0 >= $GLIB_REQUIRED_VERSION)
67
68 GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0`
69 GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0`
70 GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
71 GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
72
73 AC_SUBST(GLIB_CFLAGS)
74 AC_SUBST(GLIB_LIBS)
75 AC_SUBST(GMODULE_CFLAGS)
76 AC_SUBST(GMODULE_LIBS)
77
78 dnl ****************************************
79 dnl *** Check if we're building on win32 ***
80 dnl ****************************************
81 AC_MSG_CHECKING([if building for some Win32 platform])
82 case "$host" in
83         *-*-mingw*|*-*-cygwin*)
84                 platform_win32=yes
85                 AC_DEFINE(PLATFORM_WIN32)
86                 ;;
87         *)
88                 platform_win32=no
89                 ;;
90 esac
91 AC_MSG_RESULT($platform_win32)
92 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
93
94 if test x$platform_win32 = xyes; then
95         AC_MSG_CHECKING([if building for native Win32])
96         case "$host" in
97                 *-*-mingw*)
98                         platform_win32_native=yes
99                         AC_DEFINE(PLATFORM_WIN32_NATIVE)
100                         ;;
101                 *)
102                         platform_win32_native=no
103                         ;;
104         esac
105         AC_MSG_RESULT($platform_win32_native)
106         AM_CONDITIONAL(PLATFORM_WIN32_NATIVE,
107                        test x$platform_win32_native = xyes)
108 fi
109
110
111 if test x$platform_win32 = xno; then
112         dnl ******************************************************************
113         dnl *** Check for large file support                               ***
114         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
115         dnl ******************************************************************
116         
117         # Check that off_t can represent 2**63 - 1 correctly, working around
118         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
119         # CFLAGS and sets $large_offt to yes if the test succeeds
120         large_offt=no
121         AC_DEFUN(LARGE_FILES, [
122                 large_CPPFLAGS=$CPPFLAGS
123                 CPPFLAGS="$CPPFLAGS $1"
124                 AC_TRY_RUN([
125                         #include <sys/types.h>
126
127                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
128
129                         int main(void) {
130                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
131                                                (BIG_OFF_T%2147483647==1));
132                                 if(big_off_t) {
133                                         exit(0);
134                                 } else {
135                                         exit(1);
136                                 }
137                         }
138                 ], [
139                         AC_MSG_RESULT(ok)
140                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT)
141                         CFLAGS="$CFLAGS $1"
142                         large_offt=yes
143                 ], [
144                         AC_MSG_RESULT(no)
145                 ], "")
146                 CPPFLAGS=$large_CPPFLAGS
147         ])
148
149         AC_MSG_CHECKING(if off_t is 64 bits wide)
150         LARGE_FILES("")
151         if test $large_offt = no; then
152                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
153                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
154         fi
155         if test $large_offt = no; then
156                 AC_MSG_WARN([No 64 bit file size support available])
157         fi
158         
159         dnl *****************************
160         dnl *** Checks for libsocket  ***
161         dnl *****************************
162         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
163
164         dnl *****************************
165         dnl *** Checks for SOL_IP     ***
166         dnl *****************************
167         AC_MSG_CHECKING(for SOL_IP)
168         AC_TRY_COMPILE([#include <netdb.h>], [
169                 int level = SOL_IP;
170         ], [
171                 # Yes, we have it...
172                 AC_MSG_RESULT(yes)
173                 AC_DEFINE(HAVE_SOL_IP)
174         ], [
175                 # We'll have to use getprotobyname
176                 AC_MSG_RESULT(no)
177         ])
178
179         dnl *****************************
180         dnl *** Checks for SOL_TCP    ***
181         dnl *****************************
182         AC_MSG_CHECKING(for SOL_TCP)
183         AC_TRY_COMPILE([#include <netdb.h>], [
184                 int level = SOL_TCP;
185         ], [
186                 # Yes, we have it...
187                 AC_MSG_RESULT(yes)
188                 AC_DEFINE(HAVE_SOL_TCP)
189         ], [
190                 # We'll have to use getprotobyname
191                 AC_MSG_RESULT(no)
192         ])
193
194         dnl *****************************
195         dnl *** Checks for IP_PKTINFO ***
196         dnl *****************************
197         AC_MSG_CHECKING(for IP_PKTINFO)
198         AC_TRY_COMPILE([#include <netdb.h>], [
199                 int level = IP_PKTINFO;
200         ], [
201                 # Yes, we have it...
202                 AC_MSG_RESULT(yes)
203                 AC_DEFINE(HAVE_IP_PKTINFO)
204         ], [
205                 AC_MSG_RESULT(no)
206         ])
207
208         dnl ************************************
209         dnl *** Checks for IP_ADD_MEMBERSHIP ***
210         dnl ************************************
211         AC_MSG_CHECKING(for IP_ADD_MEMBERSHIP)
212         AC_TRY_COMPILE([#include <netdb.h>], [
213                 int level = IP_ADD_MEMBERSHIP;
214         ], [
215                 # Yes, we have it...
216                 AC_MSG_RESULT(yes)
217                 AC_DEFINE(HAVE_IP_ADD_MEMBERSHIP)
218         ], [
219                 AC_MSG_RESULT(no)
220         ])
221
222         dnl *************************************
223         dnl *** Checks for IP_DROP_MEMBERSHIP ***
224         dnl *************************************
225         AC_MSG_CHECKING(for IP_DROP_MEMBERSHIP)
226         AC_TRY_COMPILE([#include <netdb.h>], [
227                 int level = IP_DROP_MEMBERSHIP;
228         ], [
229                 # Yes, we have it...
230                 AC_MSG_RESULT(yes)
231                 AC_DEFINE(HAVE_IP_DROP_MEMBERSHIP)
232         ], [
233                 AC_MSG_RESULT(no)
234         ])
235
236         dnl *****************************
237         dnl *** Checks for libnsl     ***
238         dnl *****************************
239         AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl")
240
241         AC_CHECK_FUNCS(inet_pton inet_aton)
242
243         dnl *****************************
244         dnl *** Checks for libpthread ***
245         dnl *****************************
246         AC_SEARCH_LIBS(pthread_create, pthread, [
247                 AM_CONDITIONAL(THREADS_PTHREAD, true)
248                 AC_DEFINE(HAVE_PTHREAD)
249
250                 # Need pthread_mutex_timedlock
251                 pthread_CFLAGS=""
252                 orig_CPPFLAGS=$CPPFLAGS
253                 # This is a gcc-specific error, but we already set
254                 # gcc-specific options in CFLAGS
255                 CPPFLAGS="$CPPFLAGS -Werror-implicit-function-declaration"
256                 AC_MSG_CHECKING(for pthread_mutex_timedlock)
257                 AC_TRY_COMPILE([ #include <pthread.h>], [
258                         pthread_mutex_t mut=PTHREAD_MUTEX_INITIALIZER;
259                         pthread_mutex_timedlock(&mut, NULL);
260                 ], [
261                         # Works!
262                         AC_MSG_RESULT(yes)
263                         AC_DEFINE(HAVE_PTHREAD_MUTEX_TIMEDLOCK)
264                 ], [
265                         AC_MSG_RESULT(no)
266
267                         # glibc requires -D_GNU_SOURCE before it will declare
268                         # this function
269                         AC_MSG_CHECKING(whether _GNU_SOURCE is needed for pthread_mutex_timedlock)
270                         CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
271                         AC_TRY_COMPILE([ #include <pthread.h>], [
272                                 pthread_mutex_t mut=PTHREAD_MUTEX_INITIALIZER;
273                                 pthread_mutex_timedlock(&mut, NULL);
274                         ], [
275                                 AC_MSG_RESULT(yes)
276                                 pthread_CFLAGS="-D_GNU_SOURCE"
277                                 AC_DEFINE(HAVE_PTHREAD_MUTEX_TIMEDLOCK)
278                         ], [
279                                 AC_MSG_RESULT(no)
280                                 dnl Add other variants here
281                                 AC_MSG_WARN(Working around pthread_mutex_timedlock)
282                         ])
283                 ])
284                 CPPFLAGS=$orig_CPPFLAGS
285                 CFLAGS="$CFLAGS $pthread_CFLAGS"
286
287                 # Need PTHREAD_MUTEX_RECURSIVE
288                 pthread_CFLAGS=""
289                 orig_CPPFLAGS=$CPPFLAGS
290                 # This is a gcc-specific error, but we already set
291                 # gcc-specific options in CFLAGS
292                 CPPFLAGS="$CPPFLAGS -Werror-implicit-function-declaration"
293                 AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
294                 AC_TRY_COMPILE([ #include <pthread.h>], [
295                         pthread_mutexattr_t attr;
296                         pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
297                 ], [
298                         # Works!
299                         AC_MSG_RESULT(ok)
300                 ], [
301                         AC_MSG_RESULT(no)
302
303                         # glibc requires -D_GNU_SOURCE before it will declare
304                         # this macro
305                         AC_MSG_CHECKING(whether _GNU_SOURCE is needed for PTHREAD_MUTEX_RECURSIVE)
306                         CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
307                         AC_TRY_COMPILE([ #include <pthread.h>], [
308                                 pthread_mutexattr_t attr;
309                                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
310                         ], [
311                                 AC_MSG_RESULT(ok)
312                                 pthread_CFLAGS="-D_GNU_SOURCE"
313                         ], [
314                                 AC_MSG_RESULT(no)
315                                 dnl Add other variants here
316                                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
317                                 AC_DEFINE(USE_MONO_MUTEX)
318                         ])
319                 ])
320                 CPPFLAGS=$orig_CPPFLAGS
321                 CFLAGS="$CFLAGS $pthread_CFLAGS"
322         ], [
323                 AC_MSG_ERROR([libpthread is required on non-win32 hosts])
324         ])
325
326         dnl ********************************
327         dnl *** Checks for semaphore lib ***
328         dnl ********************************
329         AC_CHECK_LIB(rt, sem_init, LIBS="$LIBS -lrt")
330 fi
331
332 if test "x$cross_compiling" = "xno"; then
333 # check for new iconv version
334 AC_MSG_CHECKING(for new iconv)
335 AC_CACHE_VAL(new_iconv,[
336         AC_TRY_RUN([#include <stdio.h> 
337                 #include <iconv.h>
338  
339                 int main()
340                 {
341                   exit (iconv_open ("UTF-16le", "UTF-8") == (iconv_t)-1);
342                 }
343                 ],
344                 new_iconv=yes,new_iconv=)])
345 if test -n "$new_iconv"; then
346         AC_MSG_RESULT(yes)
347         AC_DEFINE(HAVE_NEW_ICONV)
348 else
349         AC_MSG_RESULT(no)
350 fi
351 fi
352
353 TARGET="unknown"
354 ACCESS_UNALIGNED="yes"
355
356 case "$host" in
357 #mips-sgi-irix5.* | mips-sgi-irix6.*) TARGET=MIPS; ACCESS_UNALIGNED="no";;
358 i*86-*-*) TARGET=X86; arch_target=x86;;
359 sparc*-*-*) TARGET=SPARC; arch_target=sparc; ACCESS_UNALIGNED="no";;
360 #alpha*-*-linux* | alpha*-*-osf*) TARGET=ALPHA; ACCESS_UNALIGNED="no";;
361 #m68k-*-linux*) TARGET=M68K;;
362 powerpc-*-linux* | powerpc-*-sysv*) TARGET=POWERPC; arch_target=ppc;;
363 #arm-*-linux-*) TARGET=ARM; ACCESS_UNALIGNED="no";;
364 esac
365
366 if test ${TARGET} = unknown; then
367         CFLAGS="$CFLAGS -DNO_PORT"
368         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
369 fi
370
371 if test ${ACCESS_UNALIGNED} = no; then
372         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
373 fi
374
375 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
376 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
377 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
378 AM_CONDITIONAL(X86, test x$TARGET = xX86)
379 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
380 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
381 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
382 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
383
384 AC_SUBST(arch_target)
385 AC_SUBST(CFLAGS)
386
387 AC_OUTPUT([
388 Makefile
389 mono/Makefile
390 mono/metadata/Makefile
391 mono/dis/Makefile
392 mono/cil/Makefile
393 mono/arch/Makefile
394 mono/arch/x86/Makefile
395 mono/arch/ppc/Makefile
396 mono/arch/sparc/Makefile
397 mono/interpreter/Makefile
398 mono/tests/Makefile
399 mono/wrapper/Makefile
400 mono/monoburg/Makefile
401 mono/jit/Makefile
402 mono/io-layer/Makefile
403 runtime/Makefile
404 scripts/Makefile
405 man/Makefile
406 doc/Makefile
407 ])