Commit | Line | Data |
---|---|---|
777b022a JB |
1 | dnl configuration script for Guile |
2 | dnl Process this file with autoconf to produce configure. | |
0f2d19dd | 3 | AC_INIT(Makefile.in) |
2d26def0 | 4 | . $srcdir/GUILE-VERSION |
3a629497 | 5 | AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define) |
15ae1bee | 6 | AM_MAINTAINER_MODE |
3a629497 | 7 | AM_CONFIG_HEADER(libguile/scmconfig.h) |
2d26def0 | 8 | |
3a629497 JB |
9 | #-------------------------------------------------------------------- |
10 | # | |
11 | # User options | |
12 | # | |
13 | #-------------------------------------------------------------------- | |
86789f9b | 14 | |
3a629497 | 15 | AC_ARG_ENABLE(dynamic-linking, |
af8865f7 JB |
16 | [ --enable-dynamic-linking Include support for dynamic linking],, |
17 | enable_dynamic_linking=yes) | |
3a629497 JB |
18 | |
19 | AC_ARG_ENABLE(guile-debug, | |
20 | [ --enable-guile-debug Include internal debugging functions]) | |
21 | if test "$enableval" = y || test "$enableval" = yes; then | |
22 | AC_DEFINE(GUILE_DEBUG) | |
23 | fi | |
24 | ||
c176b92b JB |
25 | dnl The --disable-debug used to control these two. But now they are |
26 | dnl a required part of the distribution. | |
27 | AC_DEFINE(DEBUG_EXTENSIONS) | |
28 | AC_DEFINE(READER_EXTENSIONS) | |
29 | ||
3a629497 JB |
30 | #-------------------------------------------------------------------- |
31 | ||
32 | AC_PROG_CC | |
33 | AC_PROG_CPP | |
34 | AM_PROG_LIBTOOL | |
35 | ||
36 | AC_AIX | |
37 | AC_ISC_POSIX | |
38 | AC_MINIX | |
39 | ||
40 | AC_C_CONST | |
41 | ||
42 | AC_HEADER_STDC | |
43 | AC_HEADER_DIRENT | |
44 | AC_HEADER_TIME | |
45 | AC_HEADER_SYS_WAIT | |
e9cd5d2f | 46 | AC_CHECK_HEADERS(libc.h limits.h malloc.h memory.h string.h regex.h rxposix.h rx/rxposix.h sys/ioctl.h sys/select.h sys/time.h sys/timeb.h sys/times.h sys/types.h sys/utime.h time.h unistd.h utime.h) |
3a629497 JB |
47 | GUILE_HEADER_LIBC_WITH_UNISTD |
48 | ||
49 | AC_TYPE_GETGROUPS | |
50 | AC_TYPE_SIGNAL | |
51 | AC_TYPE_MODE_T | |
52 | ||
5852c051 | 53 | AC_CHECK_LIB(m, main) |
4c787b52 | 54 | AC_CHECK_FUNCS(gethostbyname) |
5852c051 JB |
55 | if test $ac_cv_func_gethostbyname = no; then |
56 | AC_CHECK_LIB(nsl, gethostbyname) | |
57 | fi | |
4c787b52 | 58 | AC_CHECK_FUNCS(connect) |
5852c051 JB |
59 | if test $ac_cv_func_connect = no; then |
60 | AC_CHECK_LIB(socket, connect) | |
61 | fi | |
81e9e32f JB |
62 | AC_CHECK_LIB(termcap, tgoto) |
63 | AC_CHECK_LIB(readline, readline) | |
7e0fee6e | 64 | AC_CHECK_FUNCS(rl_getc_function rl_clear_signals rl_cleanup_after_signal) |
c700db4f MD |
65 | if test $ac_cv_lib_readline_readline = yes -a $ac_cv_func_rl_getc_function = no; then |
66 | echo 'Warning: libreadline is too old on your system. Need >= 2.1.' | |
67 | fi | |
5852c051 | 68 | |
90fcac06 JB |
69 | # Checks for dynamic linking |
70 | ||
5852c051 JB |
71 | if test "$enable_dynamic_linking" = "yes"; then |
72 | ||
73 | AC_CHECK_LIB(dl,dlopen) | |
74 | if test "$ac_cv_lib_dl_dlopen" = "yes"; then | |
4c787b52 | 75 | AC_CHECK_FUNCS(dlopen) |
5852c051 JB |
76 | AC_DEFINE(DYNAMIC_LINKING) |
77 | else | |
78 | AC_CHECK_LIB(dld,dld_link) | |
79 | if test "$ac_cv_lib_dld_dld_link" = "yes"; then | |
5852c051 JB |
80 | AC_DEFINE(DYNAMIC_LINKING) |
81 | else | |
4c787b52 | 82 | AC_CHECK_FUNCS(shl_load) |
5852c051 JB |
83 | if test "$ac_cv_func_shl_load" = "yes"; then |
84 | AC_DEFINE(DYNAMIC_LINKING) | |
a4995389 | 85 | else |
4c787b52 | 86 | AC_CHECK_FUNCS(dlopen) |
a4995389 MV |
87 | if test "$ac_cv_func_dlopen" = "yes"; then |
88 | AC_DEFINE(DYNAMIC_LINKING) | |
89 | fi | |
5852c051 JB |
90 | fi |
91 | fi | |
92 | fi | |
93 | ||
94 | fi | |
95 | ||
2a0d7176 | 96 | GUILE_DLSYM_USCORE |
5852c051 | 97 | |
95fc06d5 | 98 | AC_CHECK_FUNCS(ctermid ftime getcwd geteuid gethostent gettimeofday lstat mkdir mknod nice readlink rename rmdir select setegid seteuid setlocale setpgid setsid sigaction strftime strptime symlink sync tcgetpgrp tcsetpgrp times uname waitpid bzero strdup system usleep) |
64e121dc | 99 | |
777b022a JB |
100 | ### Some systems don't declare some functions. On such systems, we |
101 | ### need to at least provide our own K&R-style declarations. | |
102 | ||
103 | ### GUILE_FUNC_DECLARED(function, headerfile) | |
104 | ||
105 | ### Check for a declaration of FUNCTION in HEADERFILE; if it is | |
106 | ### not there, #define MISSING_FUNCTION_DECL. | |
107 | AC_DEFUN(GUILE_FUNC_DECLARED, [ | |
108 | AC_CACHE_CHECK(for $1 declaration, ac_cv_func_$1_declared, | |
109 | AC_EGREP_HEADER($1, $2, | |
110 | ac_cv_func_$1_declared=yes, | |
111 | ac_cv_func_$1_declared=no)) | |
112 | if test [x$ac_cv_func_]$1[_declared] = xno; then | |
113 | AC_DEFINE([MISSING_]translit($1, [a-z], [A-Z])[_DECL]) | |
114 | fi | |
115 | ]) | |
116 | ||
117 | GUILE_FUNC_DECLARED(strptime, time.h) | |
118 | GUILE_FUNC_DECLARED(bzero, string.h) | |
c31bfb85 | 119 | GUILE_FUNC_DECLARED(sleep, unistd.h) |
777b022a | 120 | GUILE_FUNC_DECLARED(usleep, unistd.h) |
e1a191a8 | 121 | |
d9eb6fb7 | 122 | # On some systems usleep has no return value |
0935d604 MD |
123 | AC_EGREP_HEADER(changequote(<, >)<void[ ][ ]*usleep>changequote([, ]), |
124 | /usr/include/unistd.h, | |
125 | AC_DEFINE(USLEEP_RETURNS_VOID) | |
126 | ) | |
127 | ||
128 | ||
da88f0cb JB |
129 | dnl <GNU-WIN32 hacks> |
130 | ||
131 | AC_CHECK_HEADER(sys/un.h, have_sys_un_h=1) | |
132 | if test -n "$have_sys_un_h" ; then | |
133 | AC_DEFINE(HAVE_UNIX_DOMAIN_SOCKETS) | |
134 | fi | |
135 | ||
136 | AC_CHECK_FUNCS(socketpair getgroups setpwent pause tzset) | |
137 | ||
f4e5b810 GH |
138 | dnl I don't know what this prefixing of cygwin32_ is for. |
139 | dnl scmconfig.h wasn't updated with the test results. | |
140 | dnl so use AC_CHECK_FUNCS for now. | |
141 | ||
142 | dnl how about: | |
143 | dnl save confdefs.h | |
144 | dnl if test $ac_cv_cigwin = yes; then | |
145 | dnl modify confdefs.h | |
146 | dnl fi | |
147 | dnl AC_CHECK_FUNCS... | |
148 | dnl restore confdefs.h | |
149 | ||
150 | dnl cp confdefs.h confdefs.h.bak | |
151 | dnl for func in sethostent endhostent getnetent setnetent endnetent getprotoent endprotoent getservent endservent getnetbyaddr getnetbyname inet_lnaof inet_makeaddr inet_netof ; do | |
152 | dnl cp confdefs.h.bak confdefs.h | |
153 | dnl cat >> confdefs.h << EOF | |
154 | dnl #ifdef __CYGWIN32__ | |
155 | dnl #define $func cygwin32_$func | |
156 | dnl #endif | |
157 | dnl EOF | |
158 | dnl AC_CHECK_FUNC($func) | |
159 | dnl done | |
160 | dnl cp confdefs.h.bak confdefs.h | |
161 | ||
162 | AC_CHECK_FUNCS(sethostent endhostent getnetent setnetent endnetent getprotoent endprotoent getservent endservent getnetbyaddr getnetbyname inet_lnaof inet_makeaddr inet_netof) | |
da88f0cb JB |
163 | |
164 | dnl </GNU-WIN32 hacks> | |
165 | ||
e1a191a8 GH |
166 | AC_CACHE_CHECK([for restartable system calls], scm_cv_restarts, |
167 | if test $ac_cv_func_sigaction = yes; then | |
168 | [AC_TRY_COMPILE([#include <signal.h>], | |
169 | [int a = SA_RESTART], | |
170 | scm_cv_restarts=yes, | |
171 | scm_cv_restarts=no)] | |
172 | else | |
173 | scm_cv_restarts=no | |
174 | fi) | |
175 | if test $scm_cv_restarts = yes; then | |
176 | AC_DEFINE(HAVE_RESTARTS) | |
177 | fi | |
178 | ||
e9cd5d2f MD |
179 | if test "$ac_cv_header_regex_h" = yes || |
180 | test "$ac_cv_header_rxposix_h" = yes || | |
181 | test "$ac_cv_header_rx_rxposix_h" = yes; then | |
0b89e78e MD |
182 | GUILE_NAMED_CHECK_FUNC(regcomp, norx, [LIBOBJS="regex-posix.o $LIBOBJS"], |
183 | [AC_CHECK_LIB(rx, main) | |
184 | GUILE_NAMED_CHECK_FUNC(regcomp, rx, [LIBOBJS="regex-posix.o $LIBOBJS"])] | |
185 | ) | |
e9cd5d2f MD |
186 | dnl The following should not be necessary, but for some reason |
187 | dnl autoheader misses it if we don't include it! | |
0b89e78e MD |
188 | if test "$ac_cv_func_regcomp_norx" = yes || |
189 | test "$ac_cv_func_regcomp_rx" = yes; then | |
e9cd5d2f MD |
190 | AC_DEFINE(HAVE_REGCOMP) |
191 | fi | |
da88f0cb | 192 | fi |
8e1bfcd0 | 193 | |
3a629497 JB |
194 | AC_REPLACE_FUNCS(inet_aton putenv strerror) |
195 | ||
4a5fa91c TP |
196 | # When testing for the presence of alloca, we need to add alloca.o |
197 | # explicitly to LIBOBJS to make sure that it is translated to | |
198 | # `alloca.lo' for libtool later on. This can and should be done more cleanly. | |
3a629497 | 199 | AC_FUNC_ALLOCA |
4a5fa91c | 200 | if test "$ALLOCA" = "alloca.o"; then LIBOBJS="alloca.o $LIBOBJS"; fi |
3a629497 JB |
201 | |
202 | AC_STRUCT_ST_RDEV | |
203 | AC_STRUCT_ST_BLKSIZE | |
075edbde JB |
204 | |
205 | # We could use AC_STRUCT_ST_BLOCKS here, but that adds fileblocks.o to | |
206 | # LIBOBJS, which we don't need. This seems more direct. | |
207 | AC_CACHE_CHECK([for st_blocks in struct stat], ac_cv_struct_st_blocks, | |
208 | [AC_TRY_COMPILE([#include <sys/types.h> | |
209 | #include <sys/stat.h>], [struct stat s; s.st_blocks;], | |
210 | ac_cv_struct_st_blocks=yes, ac_cv_struct_st_blocks=no)]) | |
211 | if test $ac_cv_struct_st_blocks = yes; then | |
212 | AC_DEFINE(HAVE_ST_BLOCKS) | |
213 | fi | |
214 | ||
3a629497 JB |
215 | AC_STRUCT_TIMEZONE |
216 | GUILE_STRUCT_UTIMBUF | |
217 | ||
3a629497 JB |
218 | #-------------------------------------------------------------------- |
219 | # | |
220 | # Which way does the stack grow? | |
221 | # | |
222 | #-------------------------------------------------------------------- | |
223 | ||
224 | AC_TRY_RUN(aux (l) unsigned long l; | |
225 | { int x; exit (l >= ((unsigned long)&x)); } | |
226 | main () { int q; aux((unsigned long)&q); }, | |
227 | AC_DEFINE(SCM_STACK_GROWS_UP),,AC_MSG_WARN(Guessing that stack grows down -- see scmconfig.h.in)) | |
228 | ||
229 | ||
230 | AC_TRY_RUN(main () { exit (sizeof(float) != sizeof(long)); }, | |
231 | AC_DEFINE(SCM_SINGLES),,AC_DEFINE(SCM_SINGLES) | |
232 | AC_MSG_WARN(Guessing that sizeof(long) == sizeof(float) -- see scmconfig.h.in)) | |
233 | ||
234 | AC_MSG_CHECKING(for struct linger) | |
235 | AC_CACHE_VAL(scm_cv_struct_linger, | |
236 | AC_TRY_COMPILE([ | |
237 | #include <sys/types.h> | |
238 | #include <sys/socket.h>], | |
239 | [struct linger lgr; lgr.l_linger = 100], | |
240 | scm_cv_struct_linger="yes", | |
241 | scm_cv_struct_linger="no")) | |
242 | AC_MSG_RESULT($scm_cv_struct_linger) | |
243 | if test $scm_cv_struct_linger = yes; then | |
244 | AC_DEFINE(HAVE_STRUCT_LINGER) | |
245 | fi | |
246 | ||
247 | #-------------------------------------------------------------------- | |
248 | # | |
249 | # How can you violate a stdio abstraction by setting a stream's fd? | |
250 | # | |
251 | #-------------------------------------------------------------------- | |
252 | ||
253 | AC_MSG_CHECKING(how to set a stream file descriptor) | |
254 | AC_CACHE_VAL(scm_cv_fd_setter, | |
255 | AC_TRY_COMPILE([#include <stdio.h>], | |
256 | [stdout->_file = 1], | |
257 | scm_cv_fd_setter="_file", | |
fe75dfc5 JB |
258 | AC_TRY_COMPILE([#include <stdio.h>], |
259 | [stdout->__file = 1], | |
260 | scm_cv_fd_setter="__file", | |
3a629497 JB |
261 | AC_TRY_COMPILE([#include <stdio.h>], |
262 | [stdout->_fileno = 1], | |
263 | scm_cv_fd_setter="_fileno", | |
fe75dfc5 | 264 | scm_cv_fd_setter="")))) |
3a629497 JB |
265 | |
266 | if test "$scm_cv_fd_setter"; then | |
267 | AC_MSG_RESULT($scm_cv_fd_setter) | |
268 | AC_DEFINE_UNQUOTED(FD_SETTER, $scm_cv_fd_setter) | |
269 | else | |
270 | AC_MSG_RESULT(we couldn't do it!) | |
271 | fi | |
272 | ||
273 | #-------------------------------------------------------------------- | |
274 | # How to find out whether a FILE structure contains buffered data. | |
275 | # From Tk we have the following list: | |
276 | # _cnt: Most UNIX systems | |
fe75dfc5 | 277 | # __cnt: HPUX and SCO |
3a629497 JB |
278 | # _r: BSD |
279 | # readCount: Sprite | |
280 | # Or, in GNU libc there are two fields, _gptr and _egptr, which | |
281 | # have to be compared. | |
282 | # These can also be known as _IO_read_ptr and _IO_read_end. | |
283 | #-------------------------------------------------------------------- | |
284 | ||
285 | AC_MSG_CHECKING(how to get buffer char count from FILE structure) | |
286 | AC_CACHE_VAL(scm_cv_struct_file_count, | |
287 | AC_TRY_COMPILE([#include <stdio.h>], | |
288 | [FILE *f = stdin; f->_cnt = 0], | |
289 | scm_cv_struct_file_count="_cnt", | |
fe75dfc5 JB |
290 | AC_TRY_COMPILE([#include <stdio.h>], |
291 | [FILE *f = stdin; f->__cnt = 0], | |
292 | scm_cv_struct_file_count="__cnt", | |
3a629497 JB |
293 | AC_TRY_COMPILE([#include <stdio.h>], |
294 | [FILE *f = stdin; f->_r = 0], | |
295 | scm_cv_struct_file_count="_r", | |
296 | AC_TRY_COMPILE([#include <stdio.h>], | |
297 | [FILE *f = stdin; f->readCount = 0], | |
298 | scm_cv_struct_file_count="readCount", | |
fe75dfc5 | 299 | scm_cv_struct_file_count=""))))) |
3a629497 JB |
300 | if test "$scm_cv_struct_file_count"; then |
301 | AC_MSG_RESULT($scm_cv_struct_file_count) | |
302 | AC_DEFINE_UNQUOTED(FILE_CNT_FIELD, $scm_cv_struct_file_count) | |
303 | else | |
304 | AC_CACHE_VAL(scm_cv_struct_file_gptr, | |
305 | AC_TRY_COMPILE([#include <stdio.h>], | |
306 | [FILE *f = stdin; f->_gptr = f->egptr;], | |
307 | scm_cv_struct_file_gptr=1, | |
308 | scm_cv_struct_file_gptr="")) | |
309 | if test "$scm_cv_struct_gptr"; then | |
310 | AC_MSG_RESULT(gptr) | |
311 | AC_DEFINE_UNQUOTED(FILE_CNT_GPTR, $scm_cv_struct_file_gptr) | |
312 | else | |
313 | AC_CACHE_VAL(scm_cv_struct_file_readptr, | |
314 | AC_TRY_COMPILE([#include <stdio.h>], | |
315 | [FILE *f = stdin; f->_IO_read_ptr = f->_IO_read_end;], | |
316 | scm_cv_struct_file_readptr=1)) | |
317 | if test "$scm_cv_struct_file_readptr"; then | |
318 | AC_MSG_RESULT(read_ptr) | |
319 | AC_DEFINE_UNQUOTED(FILE_CNT_READPTR, $scm_cv_struct_file_readptr) | |
320 | else | |
321 | AC_MSG_RESULT(we couldn't do it!) | |
322 | fi | |
323 | fi | |
324 | fi | |
325 | ||
326 | #-------------------------------------------------------------------- | |
327 | # | |
328 | # Flags for thread support | |
329 | # | |
330 | #-------------------------------------------------------------------- | |
331 | ||
539c89a1 JB |
332 | ### What thread package has the user asked for? |
333 | AC_ARG_WITH(threads, [ --with-threads thread interface], | |
334 | , with_threads=no) | |
335 | ||
336 | ### Turn $with_threads into either the name of a threads package, like | |
337 | ### `qt', or `no', meaning that threads should not be supported. | |
e0f54bcc | 338 | AC_MSG_CHECKING(whether to support threads) |
539c89a1 JB |
339 | case "$with_threads" in |
340 | "yes" | "qt" | "coop" | "") | |
341 | with_threads=qt | |
342 | ;; | |
343 | "no" ) | |
344 | ;; | |
345 | * ) | |
346 | AC_MSG_ERROR(invalid value for --with-threads: $with_threads) | |
347 | ;; | |
348 | esac | |
e0f54bcc | 349 | AC_MSG_RESULT($with_threads) |
3a629497 | 350 | |
539c89a1 JB |
351 | ## Make sure the threads package we've chosen is actually supported on |
352 | ## the present platform. | |
353 | case "${with_threads}" in | |
354 | "qt" ) | |
355 | ## This configures the QuickThreads package, and sets or clears | |
356 | ## the THREAD_PACKAGE variable if qthreads don't configure | |
357 | ## correctly. | |
358 | QTHREADS_CONFIGURE | |
359 | ;; | |
360 | esac | |
3a629497 | 361 | |
539c89a1 JB |
362 | ## If we're using threads, bring in some other parts of Guile which |
363 | ## work with them. | |
364 | if test "${THREAD_PACKAGE}" != "" ; then | |
365 | AC_DEFINE(USE_THREADS, 1) | |
3a629497 | 366 | |
539c89a1 JB |
367 | ## Include the Guile thread interface in the library... |
368 | LIBOBJS="$LIBOBJS threads.o" | |
933a7411 | 369 | |
539c89a1 JB |
370 | ## ... and tell it which package to talk to. |
371 | case "${THREAD_PACKAGE}" in | |
372 | "QT" ) | |
373 | AC_DEFINE(USE_COOP_THREADS, 1) | |
374 | ;; | |
375 | * ) | |
376 | AC_MSG_ERROR(invalid value for THREAD_PACKAGE: ${THREAD_PACKAGE}) | |
377 | ;; | |
378 | esac | |
379 | ||
380 | ## Bring in scm_internal_select, if appropriate. | |
381 | if test $ac_cv_func_gettimeofday = yes && | |
382 | test $ac_cv_func_select = yes; then | |
383 | LIBOBJS="$LIBOBJS iselect.o" | |
384 | AC_DEFINE(GUILE_ISELECT, 1) | |
385 | fi | |
933a7411 MD |
386 | fi |
387 | ||
3a629497 JB |
388 | ## If we're using GCC, ask for aggressive warnings. |
389 | case "$GCC" in | |
99be3450 | 390 | yes ) |
0a1b8b15 JB |
391 | ## We had -Wstrict-prototypes in here for a bit, but Guile does too |
392 | ## much stuff with generic function pointers for that to really be | |
393 | ## less than exasperating. | |
394 | CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wmissing-prototypes" ;; | |
3a629497 JB |
395 | esac |
396 | ||
397 | AC_PROG_AWK | |
398 | ||
399 | ## If we're creating a shared library (using libtool!), then we'll | |
400 | ## need to generate a list of .lo files corresponding to the .o files | |
401 | ## given in LIBOBJS. We'll call it LIBLOBJS. | |
402 | LIBLOBJS="`echo ${LIBOBJS} | sed 's/\.o/.lo/g'`" | |
403 | ||
7c86ae05 JB |
404 | AC_SUBST(GUILE_MAJOR_VERSION) |
405 | AC_SUBST(GUILE_MINOR_VERSION) | |
406 | AC_SUBST(GUILE_VERSION) | |
539c89a1 | 407 | |
bcc695e3 | 408 | dnl Tell guile-config what flags guile users should link against. |
539c89a1 | 409 | GUILE_LIBS="$LDFLAGS $THREAD_LIBS_INSTALLED $LIBS" |
daa4f38c | 410 | AC_SUBST(GUILE_LIBS) |
7c86ae05 JB |
411 | |
412 | dnl timestamping the interpreter and scheme libraries: | |
413 | dnl | |
414 | dnl Help us notice when we're running one version of the Guile | |
415 | dnl interpreter against a different version of the ice-9 Scheme code. | |
416 | dnl This will definitely detect version skew due to differing | |
417 | dnl snapshots and releases, but may not catch skew for the developers. | |
418 | dnl Hopefully it will not detect skew when there is none; if that | |
419 | dnl happens, the warnings will be useless, and we should remove this. | |
420 | GUILE_STAMP="`date`" | |
421 | AC_SUBST(GUILE_STAMP) | |
3a629497 JB |
422 | |
423 | AC_SUBST(AWK) | |
424 | AC_SUBST(LIBLOBJS) | |
425 | ||
c9ea20bc | 426 | AC_OUTPUT([Makefile libguile/Makefile libguile/guile-snarf ice-9/Makefile ice-9/version.scm qt/Makefile qt/qt.h qt/md/Makefile qt/time/Makefile guile-config/Makefile doc/Makefile], [chmod +x libguile/guile-snarf]) |
0f2d19dd | 427 | |
3a629497 JB |
428 | dnl Local Variables: |
429 | dnl comment-start: "dnl " | |
430 | dnl comment-end: "" | |
431 | dnl comment-start-skip: "\\bdnl\\b\\s *" | |
432 | dnl End: |