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1 | dnl $Id: configure.ac 3516 2007-06-10 16:14:03Z jilles $ | |
2 | dnl Process this file with autoconf to produce a configure script. | |
3 | ||
4 | dnl TODO: clean up all the OpenSSL and shared module checking stuff; | |
5 | dnl the most major changes have already been made and it looks like | |
6 | dnl said functions need to be just about as complex as they already are. | |
7 | ||
8 | AC_PREREQ(2.57) | |
9 | ||
10 | dnl Sneaky way to get an Id tag into the configure script | |
11 | AC_COPYRIGHT([$Id: configure.ac 3516 2007-06-10 16:14:03Z jilles $]) | |
12 | ||
13 | AC_INIT([charybdis],[3.3.0]) | |
14 | ||
15 | AC_CONFIG_HEADER(include/setup.h) | |
16 | ||
17 | AC_PREFIX_DEFAULT($HOME/ircd) | |
18 | ||
19 | AC_GNU_SOURCE | |
20 | ||
21 | OLD_CFLAGS="$CFLAGS" | |
22 | dnl Checks for programs. | |
23 | AC_PROG_CC | |
24 | AC_LANG(C) | |
25 | ||
26 | dnl Make sure autoconf doesn't interfere with cflags -jmallett | |
27 | CFLAGS="$OLD_CFLAGS" | |
28 | ||
29 | AC_CONFIG_SUBDIRS(libratbox) | |
30 | ||
31 | dnl Check for various compilers. -jmallett | |
32 | dnl But if $CC turns out to be gcc, sure as hell it's, well, gcc. -joshk | |
33 | ||
34 | if test "$ac_cv_c_compiler_gnu" != yes; then | |
35 | ||
36 | SGS=no | |
37 | AC_MSG_CHECKING($CC -version for TenDRA or MIPSpro) | |
38 | case `$CC -version 2>&1` in | |
39 | *TenDRA*) | |
40 | AC_MSG_RESULT([yes, TenDRA]) | |
41 | IRC_CFLAGS="" | |
42 | CPPFLAGS="$CPPFLAGS -Ylonglong -Yansi -I/usr/include" | |
43 | SGS=yes | |
44 | TenDRA=yes | |
45 | ;; | |
46 | *MIPSpro*) | |
47 | AC_MSG_RESULT([yes, MIPSpro]) | |
48 | MIPSpro=yes | |
49 | SGS=yes | |
50 | ;; | |
51 | *) | |
52 | AC_MSG_RESULT(no) | |
53 | TenDRA=no | |
54 | MIPSpro=no | |
55 | ;; | |
56 | esac | |
57 | ||
58 | AC_MSG_CHECKING([$CC -V for Sun Workshop, Forte, HPUX or Tru64 cc]) | |
59 | case `$CC -V 2>&1` in | |
60 | *Sun*WorkShop* | *Forte*Developer*) | |
61 | AC_MSG_RESULT(Sun Workshop/Forte) | |
62 | IRC_CFLAGS="-fast -xinline=dlinkAdd,dlinkAddBefore,dlinkAddTail,dlinkDelete,dlink_list_length,dlink_node,dlinkMoveList,_MyMalloc,_MyRealloc,_MyFree,_DupString" | |
63 | SunWorkShop=yes | |
64 | SGS=yes | |
65 | ;; | |
66 | *Tru64*) | |
67 | AC_MSG_RESULT(Tru64 cc) | |
68 | IRC_CFLAGS="-O2" | |
69 | CPPFLAGS="-I/usr/local/include" | |
70 | Tru=yes | |
71 | ;; | |
72 | *HP*ANSI*) | |
73 | AC_MSG_RESULT(HPUX cc) | |
74 | HPUX=yes | |
75 | IRC_CFLAGS="+e" | |
76 | ;; | |
77 | *) | |
78 | AC_MSG_RESULT(no) | |
79 | ;; | |
80 | esac | |
81 | ||
82 | fi | |
83 | ||
84 | AC_MSG_CHECKING([uname -s for Solaris, AIX or HPUX]) | |
85 | OSNAME=`uname -s` | |
86 | case "$OSNAME" in | |
87 | HP-UX*) | |
88 | dnl only do this if we haven't already detected the newer one | |
89 | dnl and we're not already using gcc | |
90 | ||
91 | if test "$HPUX" != yes -a "$ac_cv_c_compiler_gnu" = no; then | |
92 | AC_MSG_RESULT(assuming old HPUX with its own cc) | |
93 | IRC_CFLAGS="$IRC_CFLAGS +e" | |
94 | HPUX=yes | |
95 | else | |
96 | AC_MSG_RESULT(already using newer HPUX) | |
97 | fi | |
98 | ;; | |
99 | SunOS*) | |
100 | AC_MSG_RESULT(SunOS or Solaris) | |
101 | AC_DEFINE(__EXTENSIONS__, 1, [This is needed to use strtok_r on Solaris.]) | |
102 | SUN=yes | |
103 | ;; | |
104 | AIX*) | |
105 | AC_MSG_RESULT(AIX - Sorry you poor bastard..really we are) | |
106 | IRC_CFLAGS="$IRC_CFLAGS -Wl,-brtl -Wl,-G" | |
107 | ;; | |
108 | *) | |
109 | AC_MSG_RESULT(no) | |
110 | ;; | |
111 | esac | |
112 | ||
113 | if test "$ac_cv_c_compiler_gnu" = yes; then | |
114 | AC_MSG_CHECKING(if $CC is Apple GCC) | |
115 | ||
116 | case `$CC -v 2>&1 | tail -n 1` in | |
117 | *Apple*) | |
118 | AC_MSG_RESULT(yes) | |
119 | AppleGCC=yes | |
120 | ;; | |
121 | *) | |
122 | AC_MSG_RESULT(no) | |
123 | AppleGCC=no | |
124 | ;; | |
125 | esac | |
126 | ||
127 | IRC_CFLAGS="$IRC_CFLAGS -O0 -Wall -std=gnu99" | |
128 | fi | |
129 | ||
130 | dnl If we support -g, use it! | |
131 | if test "$ac_cv_prog_cc_g" = yes; then | |
132 | dnl Tru64 needs -g3 for -O2 | |
133 | if test "$Tru" = yes; then | |
134 | IRC_CFLAGS="$IRC_CFLAGS -g3" | |
135 | else | |
136 | IRC_CFLAGS="$IRC_CFLAGS -g" | |
137 | fi | |
138 | fi | |
139 | ||
140 | dnl SVR4 SGS based on what we know about the compiler -jmallett | |
141 | AC_MSG_CHECKING(if $CC supports the SVR4 SGS interfaces) | |
142 | if test "$SGS" = "yes"; then | |
143 | AC_MSG_RESULT(yes) | |
144 | else | |
145 | AC_MSG_RESULT(no) | |
146 | fi | |
147 | ||
148 | dnl We prefer gcc -MM because it's a lot less bloated | |
149 | AC_PATH_PROG(MKDEP, mkdep) | |
150 | AC_PATH_PROG(MAKEDEPEND, makedepend) | |
151 | ||
152 | AC_MSG_CHECKING(how to generate dependency info) | |
153 | ||
154 | STDOUT="> .depend" | |
155 | ||
156 | if test "$ac_cv_c_compiler_gnu" = yes; then | |
157 | AC_MSG_RESULT(gcc -MM) | |
158 | MKDEP="$CC -MM" | |
159 | elif test ! -z "$MKDEP"; then | |
160 | AC_MSG_RESULT(mkdep) | |
161 | ||
162 | dnl Tru64's mkdep is very loud | |
163 | if test -z "$Tru"; then | |
164 | STDOUT="" | |
165 | else | |
166 | STDOUT=" 2> /dev/null" | |
167 | fi | |
168 | elif test "$SunWorkShop" = yes; then | |
169 | AC_MSG_RESULT($CC -xM) | |
170 | MKDEP="$CC -xM" | |
171 | STDOUT="> .depend 2> /dev/null" | |
172 | elif test ! -z "$MAKEDEPEND"; then | |
173 | AC_MSG_RESULT(makedepend) | |
174 | MKDEP="$MAKEDEPEND -f-" | |
175 | else | |
176 | AC_MSG_RESULT([nothing suitable.. forget it!]) | |
177 | MKDEP=":" | |
178 | fi | |
179 | ||
180 | AC_SUBST(MKDEP) | |
181 | AC_SUBST(STDOUT) | |
182 | ||
183 | dnl check for /dev/null so we can use it to hold evil fd's | |
184 | AC_MSG_CHECKING([for /dev/null]) | |
185 | if test -c /dev/null ; then | |
186 | AC_DEFINE(PATH_DEVNULL, "/dev/null", [Path to /dev/null]) | |
187 | AC_MSG_RESULT(yes) | |
188 | else | |
189 | AC_DEFINE(PATH_DEVNULL, "devnull.log", [Path to /dev/null]) | |
190 | AC_MSG_RESULT(no - using devnull.log) | |
191 | fi | |
192 | ||
193 | dnl jdc -- If CFLAGS is defined, best use it everywhere... | |
194 | dnl NOTE: jv says it must be added to the *END*, because things like | |
195 | dnl "gcc -O9 -O2" will result in -O2 getting preference. How stupid. | |
196 | if test ! -z "$CFLAGS"; then | |
197 | IRC_CFLAGS="$IRC_CFLAGS $CFLAGS" | |
198 | fi | |
199 | ||
200 | AC_ISC_POSIX | |
201 | AC_C_INLINE | |
202 | AC_PROG_GCC_TRADITIONAL | |
203 | AC_PROG_MAKE_SET | |
204 | AC_PROG_INSTALL | |
205 | AC_PATH_PROG(RM, rm) | |
206 | AC_PATH_PROG(CP, cp) | |
207 | AC_PATH_PROG(MV, mv) | |
208 | AC_PATH_PROG(LN, ln) | |
209 | AC_PATH_PROG(SED, sed) | |
210 | AC_PATH_PROG(AR, ar) | |
211 | AC_PATH_PROG(LD, ld) | |
212 | AC_PATH_PROG(RANLIB, ranlib) | |
213 | AC_PATH_PROG(TOUCH, touch) | |
214 | ||
215 | AC_PROG_YACC | |
216 | ||
217 | dnl AC_PROG_YACC defaults to yacc unconditionally if nothing can be found | |
218 | if test "$YACC" = "yacc" -a -z "`which $YACC 2>/dev/null`"; then | |
219 | AC_MSG_ERROR([could not locate a suitable parser generator; install bison, yacc, or byacc]) | |
220 | fi | |
221 | ||
222 | AC_PROG_LEX | |
223 | ||
224 | if test "$LEX" = ":"; then | |
225 | AC_MSG_ERROR([could not locate a suitable lexical generator, install flex or lex.]) | |
226 | fi | |
227 | ||
228 | dnl use directory structure of cached as default (hack) | |
229 | if test "$libexecdir" = '${exec_prefix}/libexec' && | |
230 | test "$localstatedir" = '${prefix}/var'; then | |
231 | libexecdir='${bindir}' | |
232 | localstatedir='${prefix}' | |
233 | fi | |
234 | ||
235 | dnl Checks for header files. | |
236 | AC_HEADER_STDC | |
237 | ||
238 | AC_CHECK_HEADERS([crypt.h sys/resource.h sys/param.h errno.h sys/syslog.h stddef.h sys/wait.h wait.h sys/epoll.h sys/uio.h machine/endian.h]) | |
239 | ||
240 | dnl Stuff that the memory manager (imalloc) depends on | |
241 | dnl ================================================== | |
242 | ||
243 | AC_C_CONST | |
244 | if test "$ac_cv_header_machine_endian_h" = "no" ; then | |
245 | AC_C_BIGENDIAN | |
246 | fi | |
247 | AC_TYPE_PID_T | |
248 | AC_TYPE_SIZE_T | |
249 | AC_CHECK_SIZEOF(short) | |
250 | AC_CHECK_SIZEOF(int) | |
251 | AC_CHECK_SIZEOF(long) | |
252 | AC_CHECK_SIZEOF(long long) | |
253 | ||
254 | dnl Networking Functions | |
255 | dnl ==================== | |
256 | ||
257 | AC_SEARCH_LIBS(socket, socket, , [AC_MSG_ERROR([You have no socket()! Aborting.])]) | |
258 | ||
259 | dnl SunOS/Solaris required libnsl for inet_ntoa() | |
260 | if test x"$SUN" = xyes; then | |
261 | AC_SEARCH_LIBS(inet_ntoa, nsl,, [AC_MSG_ERROR([libnsl not found! Aborting.])]) | |
262 | fi | |
263 | ||
264 | AC_CHECK_TYPE(socklen_t, , | |
265 | [AC_DEFINE([socklen_t], [unsigned int], | |
266 | [If we don't have a real socklen_t, unsigned int is good enough.])], | |
267 | [#include <sys/types.h> | |
268 | #include <sys/socket.h>]) | |
269 | ||
270 | AC_ARG_ENABLE(ipv6, | |
271 | AC_HELP_STRING([--enable-ipv6],[Enable IPv6 support]),[ipv6=$enableval],[ipv6=no]) | |
272 | ||
273 | AC_SEARCH_LIBS(crypt, [crypt descrypt],,) | |
274 | ||
275 | CRYPT_LIB=$ac_cv_search_crypt | |
276 | ||
277 | if test "$CRYPT_LIB" = "none required"; then | |
278 | unset CRYPT_LIB | |
279 | elif test "$CRYPT_LIB" = no; then | |
280 | unset CRYPT_LIB | |
281 | fi | |
282 | ||
283 | AC_SUBST(CRYPT_LIB) | |
284 | ||
285 | if test "$ac_cv_header_sys_wait_h" = yes -o "$ac_cv_header_wait_h" = yes; then | |
286 | VICONF=viconf | |
287 | dnl We need one of the above to build viconf. Just a sanity check, | |
288 | dnl we don't want to stop people from building the rest of ircd | |
289 | dnl just because they can't build viconf. | |
290 | else | |
291 | VICONF="" | |
292 | fi | |
293 | ||
294 | AC_SUBST(VICONF) | |
295 | ||
296 | dnl See whether we can include both string.h and strings.h. | |
297 | AC_CACHE_CHECK([whether string.h and strings.h may both be included], | |
298 | gcc_cv_header_string, | |
299 | [ | |
300 | AC_COMPILE_IFELSE( | |
301 | [#include <string.h> | |
302 | #include <strings.h>], | |
303 | [gcc_cv_header_string=yes], | |
304 | [gcc_cv_header_string=no]) | |
305 | ]) | |
306 | ||
307 | if test "$gcc_cv_header_string" = "yes"; then | |
308 | AC_DEFINE(STRING_WITH_STRINGS, 1, [Define to 1 if string.h may be included along with strings.h]) | |
309 | fi | |
310 | ||
311 | AC_C_BIGENDIAN | |
312 | ||
313 | dnl Check for stdarg.h - if we can't find it, halt configure | |
314 | AC_CHECK_HEADER(stdarg.h, , [AC_MSG_ERROR([** stdarg.h could not be found - charybdis will not compile without it **])]) | |
315 | ||
316 | dnl Checks for the existence of strlcat, strlcpy, basename... | |
317 | dnl This more reliable test only works with gcc though. | |
318 | ||
319 | if test "$ac_cv_c_compiler_gnu" = yes; then | |
320 | ||
321 | AC_MSG_CHECKING(for strlcpy) | |
322 | save_CFLAGS=$CFLAGS | |
323 | CFLAGS="$CFLAGS -Wimplicit -Werror" | |
324 | ||
325 | AC_LINK_IFELSE( | |
326 | [AC_LANG_PROGRAM( | |
327 | [[#include <string.h> | |
328 | #include <stdlib.h>]], | |
329 | [[char *a = malloc(6); | |
330 | strlcpy(a, "hello", 6);]] | |
331 | )], | |
332 | [AC_MSG_RESULT(yes) | |
333 | AC_DEFINE(HAVE_STRLCPY, 1, [Define if strlcpy is available (most BSDs.)])], | |
334 | [AC_MSG_RESULT(no)] | |
335 | ) | |
336 | ||
337 | AC_MSG_CHECKING(for strlcat) | |
338 | AC_LINK_IFELSE( | |
339 | [AC_LANG_PROGRAM( | |
340 | [[#include <string.h> | |
341 | #include <stdlib.h>]], | |
342 | [[char *a = malloc(6); | |
343 | a[0] = '\0'; | |
344 | strlcat(a, "hello", 6);]] | |
345 | )], | |
346 | [AC_MSG_RESULT(yes) | |
347 | AC_DEFINE(HAVE_STRLCAT, 1, [Define if strlcat is available (most BSDs.)])], | |
348 | [AC_MSG_RESULT(no)] | |
349 | ) | |
350 | ||
351 | CFLAGS=$save_CFLAGS | |
352 | ||
353 | else | |
354 | ||
355 | dnl Better than nothing. The more complicated test above probably fixes powerpc, | |
356 | dnl so who cares. | |
357 | ||
358 | AC_CHECK_FUNCS([strlcat strlcpy]) | |
359 | ||
360 | fi | |
361 | ||
362 | AC_CHECK_TYPE([u_int32_t], [], | |
363 | [ | |
364 | AC_CHECK_TYPE([uint32_t], | |
365 | [ | |
366 | AC_DEFINE(u_int32_t, [uint32_t], [If system does not define u_int32_t, define a reasonable substitute.]) | |
367 | ], | |
368 | [ | |
369 | AC_MSG_WARN([system has no u_int32_t or uint32_t, default to unsigned long int]) | |
370 | AC_DEFINE(u_int32_t, [unsigned long int], [If system does not define u_int32_t, define to unsigned long int here.]) | |
371 | ]) | |
372 | ]) | |
373 | ||
374 | AC_CHECK_TYPE([u_int16_t], [], | |
375 | [ | |
376 | AC_CHECK_TYPE([uint16_t], | |
377 | [ | |
378 | AC_DEFINE(u_int16_t, [uint16_t], [If system does not define u_int16_t, define a usable substitute]) | |
379 | ], | |
380 | [ | |
381 | AC_MSG_WARN([system has no u_int16_t or uint16_t, default to unsigned short int]) | |
382 | AC_DEFINE(u_int16_t, [unsigned short int], [If system does not define u_int16_t, define a usable substitute.]) | |
383 | ]) | |
384 | ]) | |
385 | ||
386 | AC_CHECK_TYPE([in_port_t], [], | |
387 | [AC_DEFINE(in_port_t, [u_int16_t], [If system does not define in_port_t, define it to what it should be.])], | |
388 | [[#include <sys/types.h> | |
389 | #include <netinet/in.h>]]) | |
390 | ||
391 | AC_CHECK_TYPE([sa_family_t], [], | |
392 | [AC_DEFINE(sa_family_t, [u_int16_t], [If system does not define sa_family_t, define it here.])], | |
393 | [[#include <sys/types.h> | |
394 | #include <sys/socket.h>]]) | |
395 | ||
396 | AC_CHECK_TYPES([uintptr_t]) | |
397 | ||
398 | dnl check for various functions... | |
399 | AC_CHECK_FUNCS([socketpair vsnprintf mmap gettimeofday strdup strndup ]) | |
400 | ||
401 | AC_FUNC_ALLOCA | |
402 | ||
403 | dnl Specialized functions checks | |
404 | dnl ============================ | |
405 | ||
406 | dnl check for nanosleep | |
407 | AC_CHECK_FUNC(nanosleep,,[AC_CHECK_LIB(rt,nanosleep, | |
408 | LIBS="${LIBS} -lrt", | |
409 | [AC_CHECK_LIB(posix4,nanosleep, LIBS="${LIBS} -lposix4" | |
410 | )])]) | |
411 | if test x$ac_cv_func_nanosleep = xno && test x$ac_cv_lib_posix4_nanosleep = xno && test x$ac_cv_lib_rt_nanosleep = xno | |
412 | then | |
413 | AC_MSG_RESULT("nanosleep not found..using select for delay") | |
414 | else | |
415 | AC_DEFINE([HAVE_NANOSLEEP], 1, [Define if nanosleep exists]) | |
416 | fi | |
417 | ||
418 | dnl OpenSSL support | |
419 | AC_MSG_CHECKING(for OpenSSL) | |
420 | AC_ARG_ENABLE(openssl, | |
421 | [AC_HELP_STRING([--enable-openssl[=DIR]],[Enable OpenSSL support (DIR optional).]) | |
422 | AC_HELP_STRING([--disable-openssl],[Disable OpenSSL support.])], | |
423 | [cf_enable_openssl=$enableval], | |
424 | [cf_enable_openssl="auto"]) | |
425 | ||
426 | if test "$cf_enable_openssl" != "no" ; then | |
427 | cf_openssl_basedir="" | |
428 | if test "$cf_enable_openssl" != "auto" && | |
429 | test "$cf_enable_openssl" != "yes" ; then | |
430 | dnl Support for --enable-openssl=/some/place | |
431 | cf_openssl_basedir="`echo ${cf_enable_openssl} | sed 's/\/$//'`" | |
432 | else | |
433 | dnl Do the auto-probe here. Check some common directory paths. | |
434 | for dirs in /usr/local/ssl /usr/pkg /usr/local \ | |
435 | /usr/local/openssl ; do | |
436 | if test -f "${dirs}/include/openssl/opensslv.h" ; then | |
437 | cf_openssl_basedir="${dirs}" | |
438 | break | |
439 | fi | |
440 | done | |
441 | unset dirs | |
442 | fi | |
443 | dnl Now check cf_openssl_found to see if we found anything. | |
444 | if test ! -z "$cf_openssl_basedir"; then | |
445 | if test -f "${cf_openssl_basedir}/include/openssl/opensslv.h" ; then | |
446 | SSL_INCLUDES="-I${cf_openssl_basedir}/include" | |
447 | SSL_LIBS="-L${cf_openssl_basedir}/lib" | |
448 | else | |
449 | dnl OpenSSL wasn't found in the directory specified. Naughty | |
450 | dnl administrator... | |
451 | cf_openssl_basedir="" | |
452 | fi | |
453 | else | |
454 | dnl Check for stock FreeBSD 4.x and 5.x systems, since their files | |
455 | dnl are in /usr/include and /usr/lib. In this case, we don't want to | |
456 | dnl change INCLUDES or LIBS, but still want to enable OpenSSL. | |
457 | dnl We can't do this check above, because some people want two versions | |
458 | dnl of OpenSSL installed (stock FreeBSD 4.x/5.x and /usr/local/ssl) | |
459 | dnl and they want /usr/local/ssl to have preference. | |
460 | if test -f "/usr/include/openssl/opensslv.h" ; then | |
461 | cf_openssl_basedir="/usr" | |
462 | fi | |
463 | fi | |
464 | ||
465 | dnl If we have a basedir defined, then everything is okay. Otherwise, | |
466 | dnl we have a problem. | |
467 | if test ! -z "$cf_openssl_basedir"; then | |
468 | AC_MSG_RESULT($cf_openssl_basedir) | |
469 | cf_enable_openssl="yes" | |
470 | else | |
471 | AC_MSG_RESULT([not found. Specify a correct path?]) | |
472 | cf_enable_openssl="no" | |
473 | fi | |
474 | unset cf_openssl_basedir | |
475 | else | |
476 | dnl If --disable-openssl was specified | |
477 | AC_MSG_RESULT(disabled) | |
478 | fi | |
479 | ||
480 | save_CPPFLAGS="$CPPFLAGS" | |
481 | CPPFLAGS="$CPPFLAGS $SSL_INCLUDES" | |
482 | save_LIBS="$LIBS" | |
483 | LIBS="$LIBS $SSL_LIBS" | |
484 | if test "$cf_enable_openssl" != no; then | |
485 | dnl Check OpenSSL version (must be 0.9.6 or above!) | |
486 | AC_MSG_CHECKING(for OpenSSL 0.9.6 or above) | |
487 | AC_RUN_IFELSE( | |
488 | AC_LANG_PROGRAM( | |
489 | [#include <openssl/opensslv.h> | |
490 | #include <stdlib.h>], | |
491 | [[if ( OPENSSL_VERSION_NUMBER >= 0x00906000) | |
492 | exit(0); else exit(1);]]), | |
493 | cf_openssl_version_ok=yes, | |
494 | cf_openssl_version_ok=no, | |
495 | cf_openssl_version_ok=no) | |
496 | ||
497 | if test "$cf_openssl_version_ok" = yes; then | |
498 | AC_MSG_RESULT(found) | |
499 | ||
500 | dnl Work around pmake/gmake conditional incompatibilities | |
501 | AC_SUBST(ENCSPEED, encspeed) | |
502 | ||
503 | dnl Do all the HAVE_LIBCRYPTO magic -- and check for ciphers | |
504 | CPPFLAGS="$CPPFLAGS $SSL_LIBS" | |
505 | AC_CHECK_LIB(crypto, RSA_free) | |
506 | SSL_LIBS="$SSL_LIBS -lcrypto" | |
507 | SSL_SRCS_ENABLE='$(SSL_SRCS)' | |
508 | else | |
509 | AC_MSG_RESULT(no - OpenSSL support disabled) | |
510 | fi | |
511 | fi | |
512 | ||
513 | CPPFLAGS="$save_CPPFLAGS" | |
514 | LIBS="$save_LIBS" | |
515 | ||
516 | dnl End OpenSSL detection | |
517 | ||
518 | ||
519 | dnl Specialized functions and libraries | |
520 | dnl =================================== | |
521 | ||
522 | AC_ARG_WITH(zlib-path, | |
523 | AC_HELP_STRING([--with-zlib-path=DIR],[Path to libz.so for ziplinks support.]), | |
524 | [LIBS="$LIBS -L$withval"],) | |
525 | ||
526 | AC_ARG_ENABLE(zlib, | |
527 | AC_HELP_STRING([--disable-zlib],[Disable ziplinks support]), | |
528 | [zlib=$enableval],[zlib=yes]) | |
529 | ||
530 | if test "$zlib" = yes; then | |
531 | ||
532 | AC_CHECK_HEADER(zlib.h, [ | |
533 | AC_CHECK_LIB(z, zlibVersion, | |
534 | [ | |
535 | AC_SUBST(ZLIB_LD, -lz) | |
536 | AC_DEFINE(HAVE_LIBZ, 1, [Define to 1 if zlib (-lz) is available.]) | |
537 | ], zlib=no) | |
538 | ], zlib=no) | |
539 | ||
540 | fi | |
541 | ||
542 | dnl IO Loop Selection | |
543 | dnl ================= | |
544 | ||
545 | AC_ARG_ENABLE(ports, AC_HELP_STRING([--enable-ports],[Force solaris I/O ports subsystem usage.]), | |
546 | [ if test $enableval = yes; then | |
547 | SELECT_TYPE_EXPLICIT="ports" | |
548 | else | |
549 | use_ports=no | |
550 | fi | |
551 | ],) | |
552 | ||
553 | AC_ARG_ENABLE(poll, AC_HELP_STRING([--enable-poll],[Force poll() usage.]), | |
554 | [ if test $enableval = yes; then | |
555 | SELECT_TYPE_EXPLICIT="poll" | |
556 | else | |
557 | use_poll=no | |
558 | fi | |
559 | ],) | |
560 | ||
561 | AC_ARG_ENABLE(select, AC_HELP_STRING([--enable-select],[Force select() usage.]), | |
562 | [ if test $enableval = yes; then | |
563 | SELECT_TYPE_EXPLICIT="select" | |
564 | else | |
565 | use_select=no | |
566 | fi | |
567 | ],) | |
568 | ||
569 | AC_ARG_ENABLE(kqueue, AC_HELP_STRING([--enable-kqueue],[Force kqueue() usage.]), | |
570 | [ if test $enableval = yes; then | |
571 | SELECT_TYPE_EXPLICIT="kqueue" | |
572 | else | |
573 | use_kqueue=no | |
574 | fi | |
575 | ],) | |
576 | ||
577 | AC_ARG_ENABLE(epoll, AC_HELP_STRING([--enable-epoll],[Force sys_epoll usage (Linux only).]), | |
578 | [ if test $enableval = yes; then | |
579 | SELECT_TYPE_EXPLICIT="epoll" | |
580 | AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], [haveepoll=no]) | |
581 | else | |
582 | use_epoll=no | |
583 | fi | |
584 | ],) | |
585 | ||
586 | dnl ********************************************************************** | |
587 | dnl Check for --with-confdir | |
588 | dnl ********************************************************************** | |
589 | ||
590 | AC_MSG_CHECKING([whether to modify confdir]) | |
591 | AC_ARG_WITH(confdir, | |
592 | AC_HELP_STRING([--with-confdir=DIR], | |
593 | [Directory to install config files.]), | |
594 | [ confdir=`echo $withval | sed 's/\/$//'` | |
595 | AC_MSG_RESULT(yes) | |
596 | AC_DEFINE_DIR(ETC_DIR, confdir, [Prefix where config files are installed.]) | |
597 | AC_SUBST_DIR([confdir]) ], | |
598 | [ confdir='${prefix}/etc' | |
599 | AC_MSG_RESULT(no) | |
600 | AC_DEFINE_DIR(ETC_DIR, confdir, [Prefix where config files are installed.]) | |
601 | AC_SUBST_DIR([confdir])] | |
602 | ) | |
603 | ||
604 | dnl ********************************************************************** | |
605 | dnl Check for --with-logdir | |
606 | dnl ********************************************************************** | |
607 | ||
608 | AC_MSG_CHECKING([whether to modify logdir]) | |
609 | AC_ARG_WITH(logdir, | |
610 | AC_HELP_STRING([--with-logdir=DIR], | |
611 | [Directory where to write logfiles.]), | |
612 | [ logdir=`echo $withval | sed 's/\/$//'` | |
613 | AC_MSG_RESULT(yes) | |
614 | AC_DEFINE_DIR(LOG_DIR, logdir, [Prefix where to write logfiles.]) | |
615 | AC_SUBST_DIR([logdir]) ], | |
616 | [ logdir='${prefix}/logs' | |
617 | AC_MSG_RESULT(no) | |
618 | AC_DEFINE_DIR(LOG_DIR, logdir, [Prefix where to write logfiles.]) | |
619 | AC_SUBST_DIR([logdir])] | |
620 | ) | |
621 | ||
622 | dnl ********************************************************************** | |
623 | dnl Check for --with-helpdir | |
624 | dnl ********************************************************************** | |
625 | ||
626 | AC_MSG_CHECKING([whether to modify helpdir]) | |
627 | AC_ARG_WITH(helpdir, | |
628 | AC_HELP_STRING([--with-helpdir=DIR], | |
629 | [Directory to install help files.]), | |
630 | [ helpdir=`echo $withval | sed 's/\/$//'` | |
631 | AC_MSG_RESULT(yes) | |
632 | AC_DEFINE_DIR(HELP_DIR, helpdir, [Prefix where help files are installed.]) | |
633 | AC_SUBST_DIR([helpdir]) ], | |
634 | [ helpdir='${prefix}/help' | |
635 | AC_MSG_RESULT(no) | |
636 | AC_DEFINE_DIR(HELP_DIR, helpdir, [Prefix where help file are installed.]) | |
637 | AC_SUBST_DIR([helpdir])] | |
638 | ) | |
639 | ||
640 | dnl ********************************************************************** | |
641 | dnl Check for --with-moduledir | |
642 | dnl ********************************************************************** | |
643 | ||
644 | AC_MSG_CHECKING([whether to modify moduledir]) | |
645 | AC_ARG_WITH(moduledir, | |
646 | AC_HELP_STRING([--with-moduledir=DIR], | |
647 | [Directory to install modules.]), | |
648 | [ moduledir=`echo $withval | sed 's/\/$//'` | |
649 | AC_MSG_RESULT(yes) | |
650 | AC_DEFINE_DIR(MODULE_DIR, moduledir, [Prefix where modules are installed.]) | |
651 | AC_SUBST_DIR([moduledir]) ], | |
652 | [ moduledir='${prefix}/modules' | |
653 | AC_MSG_RESULT(no) | |
654 | AC_DEFINE_DIR(MODULE_DIR, moduledir, [Prefix where modules are installed.]) | |
655 | AC_SUBST_DIR([moduledir])] | |
656 | ) | |
657 | ||
658 | dnl ********************************************************************** | |
659 | dnl Branding | |
660 | dnl ********************************************************************** | |
661 | ||
662 | AC_MSG_CHECKING([whether custom branding is requested]) | |
663 | AC_ARG_WITH(custom-branding, | |
664 | AC_HELP_STRING([--with-custom-branding=NAME], | |
665 | [Custom branding name.]), | |
666 | [BRANDING_NAME=$withval | |
667 | AC_MSG_RESULT([yes])], | |
668 | [BRANDING_NAME=$PACKAGE_NAME | |
669 | AC_MSG_RESULT([no])] | |
670 | ) | |
671 | ||
672 | AC_MSG_CHECKING([whether a custom version is requested]) | |
673 | AC_ARG_WITH(custom-version, | |
674 | AC_HELP_STRING([--with-custom-version=NAME], | |
675 | [Custom version branding.]), | |
676 | [BRANDING_VERSION=$withval | |
677 | AC_MSG_RESULT([yes])], | |
678 | [BRANDING_VERSION=$PACKAGE_VERSION | |
679 | AC_MSG_RESULT([no])] | |
680 | ) | |
681 | ||
682 | AC_DEFINE_UNQUOTED(BRANDING_NAME, ["$BRANDING_NAME"], [Custom branding name.]) | |
683 | AC_DEFINE_UNQUOTED(BRANDING_VERSION, ["$BRANDING_VERSION"], [Custom branding name.]) | |
684 | ||
685 | if test "x$BRANDING_NAME" != "x$PACKAGE_NAME"; then | |
686 | AC_DEFINE(CUSTOM_BRANDING, 1, [Define if custom branding is enabled.]) | |
687 | fi | |
688 | ||
689 | if test ! -z "$SELECT_TYPE_EXPLICIT"; then | |
690 | SELECT_TYPE="$SELECT_TYPE_EXPLICIT"; | |
691 | echo "Forcing $SELECT_TYPE to be enabled" | |
692 | else | |
693 | ||
694 | if test ! "x$use_ports" = "xno"; then | |
695 | AC_CHECK_FUNCS(port_getn, [haveports=yes], [haveports=no]) | |
696 | if test "x$haveports" = "xyes" ; then | |
697 | SELECT_TYPE="ports" | |
698 | fi | |
699 | fi | |
700 | ||
701 | if test ! "x$use_select" = "xno"; then | |
702 | AC_CHECK_FUNCS(select, [haveselect=yes], [haveselect=no]) | |
703 | if test "x$haveselect" = "xyes" ; then | |
704 | SELECT_TYPE="select" | |
705 | fi | |
706 | fi | |
707 | ||
708 | if test ! "x$use_poll" = "xno"; then | |
709 | AC_CHECK_FUNCS(poll, [havepoll=yes], [havepoll=no]) | |
710 | if test "x$havepoll" = "xyes" ; then | |
711 | SELECT_TYPE="poll" | |
712 | fi | |
713 | fi | |
714 | ||
715 | if test ! "x$use_kqueue" = "xno"; then | |
716 | AC_CHECK_FUNCS(kevent, [havekqueue=yes], [havekqueue=no]) | |
717 | if test "x$havekqueue" = "xyes" ; then | |
718 | SELECT_TYPE="kqueue" | |
719 | fi | |
720 | fi | |
721 | ||
722 | if test ! "x$use_epoll" = "xno"; then | |
723 | AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], [haveepoll=no]) | |
724 | if test "x$ac_cv_header_sys_epoll_h" = "xyes"; then | |
725 | if test "x$haveepoll" = "xyes" ; then | |
726 | AC_MSG_CHECKING(for epoll support in kernel) | |
727 | AC_TRY_RUN( | |
728 | #include <stdint.h> | |
729 | #include <sys/param.h> | |
730 | #include <sys/types.h> | |
731 | #include <sys/epoll.h> | |
732 | #include <sys/syscall.h> | |
733 | #include <unistd.h> | |
734 | ||
735 | int | |
736 | main(int argc, char **argv) | |
737 | { | |
738 | int epfd; | |
739 | ||
740 | epfd = epoll_create(256); | |
741 | return (epfd == -1 ? 1 : 0); | |
742 | }, [AC_MSG_RESULT(yes) | |
743 | AC_DEFINE(HAVE_EPOLL, 1, | |
744 | [Define if your system supports the epoll system calls]) | |
745 | SELECT_TYPE="epoll"], | |
746 | AC_MSG_RESULT(no), AC_MSG_RESULT(no)) | |
747 | fi | |
748 | fi | |
749 | ||
750 | haveepollsyscall=no | |
751 | ||
752 | if test "x$ac_cv_header_sys_epoll_h" = "xyes"; then | |
753 | if test "x$haveepoll" = "xno" ; then | |
754 | AC_MSG_CHECKING(for epoll system call) | |
755 | AC_TRY_RUN( | |
756 | #include <stdint.h> | |
757 | #include <sys/param.h> | |
758 | #include <sys/types.h> | |
759 | #include <sys/epoll.h> | |
760 | #include <sys/syscall.h> | |
761 | #include <unistd.h> | |
762 | ||
763 | int | |
764 | epoll_create(int size) | |
765 | { | |
766 | return (syscall(__NR_epoll_create, size)); | |
767 | } | |
768 | ||
769 | int | |
770 | main(int argc, char **argv) | |
771 | { | |
772 | int epfd; | |
773 | ||
774 | epfd = epoll_create(256); | |
775 | exit (epfd == -1 ? 1 : 0); | |
776 | }, [AC_MSG_RESULT(yes) | |
777 | AC_DEFINE(HAVE_EPOLL, 1, | |
778 | [Define if your system supports the epoll system calls]) | |
779 | SELECT_TYPE="epoll"], | |
780 | AC_MSG_RESULT(no), AC_MSG_RESULT(no)) | |
781 | fi | |
782 | fi | |
783 | ||
784 | fi | |
785 | ||
786 | fi | |
787 | ||
788 | if test -z "$SELECT_TYPE"; then | |
789 | AC_MSG_ERROR([Unable to find a usable IO interface],) | |
790 | fi | |
791 | ||
792 | echo "Using $SELECT_TYPE for select loop." | |
793 | ||
794 | AC_DEFINE_UNQUOTED(SELECT_TYPE, "$SELECT_TYPE", [This is the type of IO loop we are using]) | |
795 | AC_SUBST(SELECT_TYPE) | |
796 | ||
797 | ||
798 | dnl Debug-related options | |
799 | dnl ===================== | |
800 | ||
801 | AC_ARG_ENABLE(assert, | |
802 | AC_HELP_STRING([--enable-assert],[Enable assert(). Choose between soft(warnings) and hard(aborts the daemon)]), | |
803 | [assert=$enableval], [assert=no]) | |
804 | ||
805 | if test "$assert" = no; then | |
806 | AC_DEFINE(NDEBUG, 1, [Define this to disable debugging support.]) | |
807 | elif test "$assert" = soft; then | |
808 | AC_DEFINE(SOFT_ASSERT, 1, [Define this to enable soft asserts.]) | |
809 | AC_DEFINE(NDEBUG, 1, [Define this to disable debugging support.]) | |
810 | elif test "$assert" = yes; then | |
811 | assert = "hard"; | |
812 | fi | |
813 | ||
814 | AC_MSG_CHECKING(if you want IO Debugging hooks) | |
815 | AC_ARG_ENABLE(iodebug, | |
816 | AC_HELP_STRING([--enable-iodebug],[Enable IO Debugging hooks]), | |
817 | [iodebug=$enableval], [iodebug=no]) | |
818 | ||
819 | if test "$iodebug" = yes; then | |
820 | AC_DEFINE(USE_IODEBUG_HOOKS, 1, [Define this to enable IO Debug hooks.]) | |
821 | AC_MSG_RESULT(yes) | |
822 | else | |
823 | AC_MSG_RESULT(no) | |
824 | fi | |
825 | ||
826 | ||
827 | AC_MSG_CHECKING(if you want to do a profile build) | |
828 | AC_ARG_ENABLE(profile, | |
829 | AC_HELP_STRING([--enable-profile],[Enable profiling]), | |
830 | [profile=$enableval], [profile=no]) | |
831 | ||
832 | if test "$profile" = yes; then | |
833 | if test "$ac_cv_c_compiler_gnu" = yes; then | |
834 | IRC_CFLAGS="$IRC_CFLAGS -pg" | |
835 | AC_MSG_RESULT([yes, adding -pg]) | |
836 | AC_DEFINE(CHARYBDIS_PROFILE, 1, [Define this if you are profiling.]) | |
837 | else | |
838 | AC_MSG_RESULT([no, profile builds only work with gcc]) | |
839 | fi | |
840 | else | |
841 | AC_MSG_RESULT(no) | |
842 | fi | |
843 | ||
844 | AC_ARG_ENABLE(balloc, | |
845 | AC_HELP_STRING([--disable-balloc],[Disable the block allocator.]), | |
846 | [balloc=$enableval], [balloc=yes]) | |
847 | ||
848 | if test "$balloc" = no; then | |
849 | AC_DEFINE([NOBALLOC], 1, [Define to 1 if you wish to disable the block allocator.]) | |
850 | fi | |
851 | ||
852 | AC_ARG_ENABLE(small-net, | |
853 | AC_HELP_STRING([--enable-small-net],[Enable small network support.]), | |
854 | [small_net=$enableval], [small_net=no]) | |
855 | ||
856 | if test "$small_net" = yes; then | |
857 | dnl AC_DEFINE([HASHSIZE], 4096, [Max number of buckets in hash tables.]) | |
858 | AC_DEFINE([NICKNAMEHISTORYLENGTH], 1500, [Size of the WHOWAS array.]) | |
859 | AC_DEFINE([CHANNEL_HEAP_SIZE], 256, [Size of the channel heap.]) | |
860 | AC_DEFINE([BAN_HEAP_SIZE], 128, [Size of the ban heap.]) | |
861 | AC_DEFINE([CLIENT_HEAP_SIZE], 256, [Size of the client heap.]) | |
862 | AC_DEFINE([LCLIENT_HEAP_SIZE], 128, [Size of the local client heap.]) | |
863 | AC_DEFINE([PCLIENT_HEAP_SIZE], 32, [Size of the pre-client heap.]) | |
864 | AC_DEFINE([USER_HEAP_SIZE], 128, [Size of the user heap.]) | |
865 | AC_DEFINE([DNODE_HEAP_SIZE], 256, [Size of the dlink_node heap.]) | |
866 | AC_DEFINE([TOPIC_HEAP_SIZE], 256, [Size of the topic heap.]) | |
867 | AC_DEFINE([LINEBUF_HEAP_SIZE], 128, [Size of the linebuf heap.]) | |
868 | AC_DEFINE([MEMBER_HEAP_SIZE], 256, [Sizeof member heap.]) | |
869 | AC_DEFINE([ND_HEAP_SIZE], 128, [Size of the nick delay heap.]) | |
870 | AC_DEFINE([CONFITEM_HEAP_SIZE], 128, [Size of the confitem heap.]) | |
871 | AC_DEFINE([MONITOR_HEAP_SIZE], 128, [Size of the monitor heap.]) | |
872 | AC_DEFINE([FD_HEAP_SIZE], 128, [Size of fd heap.]) | |
873 | AC_DEFINE([AWAY_HEAP_SIZE], 128, [Size of away heap.]) | |
874 | else | |
875 | dnl These settings are for a large network like efnet..they will use lots of memory | |
876 | dnl so enable small net unless you really need this much support | |
877 | AC_DEFINE([NICKNAMEHISTORYLENGTH], 15000, [Size of the WHOWAS array.]) | |
878 | AC_DEFINE([CHANNEL_HEAP_SIZE], 8192, [Size of the channel heap.]) | |
879 | AC_DEFINE([BAN_HEAP_SIZE], 4096, [Size of the ban heap.]) | |
880 | AC_DEFINE([CLIENT_HEAP_SIZE], 8192, [Size of the client heap.]) | |
881 | AC_DEFINE([LCLIENT_HEAP_SIZE], 1024, [Size of the local client heap.]) | |
882 | AC_DEFINE([PCLIENT_HEAP_SIZE], 256, [Size of the pre-client heap.]) | |
883 | AC_DEFINE([USER_HEAP_SIZE], 8192, [Size of the user heap.]) | |
884 | AC_DEFINE([DNODE_HEAP_SIZE], 8192, [Size of the dlink_node heap.]) | |
885 | AC_DEFINE([TOPIC_HEAP_SIZE], 4096, [Size of the topic heap.]) | |
886 | AC_DEFINE([LINEBUF_HEAP_SIZE], 2048, [Size of the linebuf heap.]) | |
887 | AC_DEFINE([MEMBER_HEAP_SIZE], 32768, [Sizeof member heap.]) | |
888 | AC_DEFINE([ND_HEAP_SIZE], 512, [Size of the nick delay heap.]) | |
889 | AC_DEFINE([CONFITEM_HEAP_SIZE], 256, [Size of the confitem heap.]) | |
890 | AC_DEFINE([MONITOR_HEAP_SIZE], 1024, [Size of the monitor heap.]) | |
891 | AC_DEFINE([FD_HEAP_SIZE], 1024, [Size of fd heap.]) | |
892 | AC_DEFINE([AWAY_HEAP_SIZE], 512, [Size of away heap.]) | |
893 | fi | |
894 | ||
895 | AC_ARG_WITH(nicklen, | |
896 | AC_HELP_STRING([--with-nicklen=LENGTH],[Set the nick length to LENGTH (default 15, max 50)]), | |
897 | [ | |
898 | if ! expr "$withval" + 0 >/dev/null 2>&1; then | |
899 | AC_ERROR([NICKLEN must be a numeric value]) | |
900 | fi | |
901 | if test $withval -ge 50; then | |
902 | NICKLEN=50 | |
903 | AC_MSG_WARN([NICKLEN has a hard limit of 50. Setting NICKLEN=50]) | |
904 | else | |
905 | NICKLEN="$withval" | |
906 | fi | |
907 | ], [NICKLEN=15]) | |
908 | ||
909 | AC_ARG_WITH(topiclen, | |
910 | AC_HELP_STRING([--with-topiclen=NUMBER],[Set the max topic length to NUMBER (default 390, max 390)]), | |
911 | [ | |
912 | if test $withval -ge 390; then | |
913 | TOPICLEN=390 | |
914 | AC_MSG_WARN([TOPICLEN has a hard limit of 390. Setting TOPICLEN=390]) | |
915 | else | |
916 | TOPICLEN=$withval | |
917 | fi | |
918 | ], [TOPICLEN=390]) | |
919 | ||
920 | AC_DEFINE_UNQUOTED(TOPICLEN, ${TOPICLEN}, [Maximum topic length (<=390)]) | |
921 | AC_DEFINE_UNQUOTED(NICKLEN, (${NICKLEN}+1), [Nickname length]) | |
922 | ||
923 | shared_modules="yes" | |
924 | dnl Some first-stage sanity checks. | |
925 | if test "$shared_modules" = yes; then | |
926 | dnl TenDRA's cc is called tcc too. | |
927 | if test "$CC" = tcc -a "$TenDRA" = "no"; then | |
928 | AC_MSG_WARN([disabling shared modules: Tiny C Compiler can't create PIC]) | |
929 | shared_modules="no" | |
930 | fi | |
931 | fi | |
932 | ||
933 | dnl Second stage: check for functions and headers. | |
934 | if test "$shared_modules" = yes; then | |
935 | DYNLINK_C=dynlink.c | |
936 | AC_CHECK_HEADERS(dlfcn.h) | |
937 | AC_SEARCH_LIBS(shl_load, dld, | |
938 | [ | |
939 | AC_DEFINE(HAVE_SHL_LOAD, 1, [Define if the shl_load function is available.]) | |
940 | SUFFIX=".sl" | |
941 | MOD_TARGET=hpux_shared | |
942 | SEDOBJ="s/\.o/.sl/g" | |
943 | ], | |
944 | dnl !shl_load: | |
945 | [ | |
946 | dnl standard dlopen | |
947 | AC_SEARCH_LIBS(dlopen, [dl c_r], | |
948 | [ | |
949 | AC_DEFINE(HAVE_DLOPEN, 1, [Define if the dlopen function is available.]) | |
950 | SUFFIX=".so" | |
951 | MOD_TARGET=shared_modules | |
952 | SEDOBJ="s/\.o/.so/g" | |
953 | if test "$AppleGCC" = yes; then | |
954 | AC_CHECK_HEADERS([mach-o/dyld.h]) | |
955 | fi | |
956 | AC_CHECK_FUNC(dlsym, , | |
957 | [ | |
958 | AC_MSG_WARN([dlsym is not available, shared modules disabled]) | |
959 | shared_modules=no | |
960 | ]) | |
961 | AC_CHECK_FUNCS(dlfunc) | |
962 | ], | |
963 | [ | |
964 | shared_modules=no | |
965 | ]) | |
966 | ]) | |
967 | fi | |
968 | ||
969 | AC_DEFINE_UNQUOTED(SHARED_SUFFIX, "$SUFFIX", [Suffix for shared libraries on this platform.]) | |
970 | ||
971 | dnl Third stage - wrangling the linker. | |
972 | if test "$shared_modules" = yes; then | |
973 | # The GNU linker requires the -export-dynamic option to make | |
974 | # all symbols visible in the dynamic symbol table. | |
975 | hold_ldflags=$LDFLAGS | |
976 | AC_MSG_CHECKING(for the ld -export-dynamic flag) | |
977 | LDFLAGS="${LDFLAGS} -Wl,-export-dynamic -Werror" | |
978 | AC_LINK_IFELSE(AC_LANG_PROGRAM([],[int i;]), found=yes, found=no) | |
979 | LDFLAGS=$hold_ldflags | |
980 | ||
981 | if expr "`uname -s`" : ^IRIX >/dev/null 2>&1; then | |
982 | found="no, IRIX ld uses -B,dynamic" | |
983 | LDFLAGS="${LDFLAGS} -Wl,-B,dynamic" | |
984 | fi | |
985 | ||
986 | if expr "`uname -s`" : ^AIX >/dev/null 2>&1; then | |
987 | found="no, AIX ld uses -G -brtl" | |
988 | LDFLAGS="${LDFLAGS} -Wl,-G,-brtl" | |
989 | fi | |
990 | ||
991 | AC_MSG_RESULT($found) | |
992 | ||
993 | if test "$found" = yes; then | |
994 | LDFLAGS="${LDFLAGS} -Wl,-export-dynamic" | |
995 | fi | |
996 | ||
997 | AC_MSG_CHECKING(for compiler option to produce PIC) | |
998 | dnl The order should be here to check for groups of compilers, | |
999 | dnl then for odd compilers, then if no PICFLAGS were set up, | |
1000 | dnl check for GCC and set defaults, or else error. -jmallett | |
1001 | if test "$SGS" = "yes"; then | |
1002 | AC_MSG_RESULT([SVR4 SGS interfaces: -KPIC -DPIC -G]) | |
1003 | PICFLAGS="-KPIC -DPIC -G" | |
1004 | fi | |
1005 | ||
1006 | if test "$AppleGCC" = "yes"; then | |
1007 | AC_MSG_RESULT([Darwin Mach-O bundles: -fno-common -bundle -flat_namespace -undefined suppress]) | |
1008 | PICFLAGS="-fno-common -bundle -flat_namespace -undefined suppress" | |
1009 | fi | |
1010 | dnl Please note, that on HPUX two different stages of module compilation occurs, since | |
1011 | dnl while compiling modules, the compiler does not allow you to give arguments | |
1012 | dnl to the linker. (I did not design this) | |
1013 | dnl So we need -c in the first stage of module compilation. | |
1014 | dnl In the second stage, we link the modules via ld -b. | |
1015 | dnl Additionally, HPUX does not like -export-dynamic, it likes -E instead. | |
1016 | dnl -TimeMr14C | |
1017 | if test "$HPUX" = "yes" -a "$CC" != gcc; then | |
1018 | AC_MSG_RESULT(HP-UX cc: +z -r -q -n) | |
1019 | PICFLAGS="+z -r -q -n -c" | |
1020 | AC_MSG_CHECKING([if +ESfic is required on this platform]) | |
1021 | ||
1022 | if expr "`$CC +ESfic 2>&1`" : ".*neither supported.*" >/dev/null; then | |
1023 | AC_MSG_RESULT(no) | |
1024 | else | |
1025 | AC_MSG_RESULT(yes) | |
1026 | PICFLAGS="$PICFLAGS +ESfic" | |
1027 | fi | |
1028 | ||
1029 | LDFLAGS="${LDFLAGS} -Wl,-E" | |
1030 | fi | |
1031 | if test "$Tru" = yes -a "$CC" != gcc; then | |
1032 | AC_MSG_RESULT([Tru64: -shared -expect_unresolved '*']) | |
1033 | PICFLAGS="-shared -expect_unresolved '*' " | |
1034 | LDFLAGS="-call_shared" | |
1035 | fi | |
1036 | if test -z "$PICFLAGS"; then | |
1037 | if test "$ac_cv_c_compiler_gnu" = "yes"; then | |
1038 | AC_MSG_RESULT(gcc: -fPIC -DPIC -shared) | |
1039 | PICFLAGS="-fPIC -DPIC -shared" | |
1040 | else | |
1041 | AC_MSG_RESULT(no) | |
1042 | shared_modules=no | |
1043 | fi | |
1044 | fi | |
1045 | fi | |
1046 | ||
1047 | # rpath, for finding libratbox.so at run time | |
1048 | hold_ldflags=$LDFLAGS | |
1049 | AC_MSG_CHECKING(for the ld -rpath flag) | |
1050 | LDFLAGS="${LDFLAGS} -Wl,-rpath=${libdir}" | |
1051 | AC_LINK_IFELSE(AC_LANG_PROGRAM([],[int i;]), found=yes, found=no) | |
1052 | LDFLAGS=$hold_ldflags | |
1053 | AC_MSG_RESULT($found) | |
1054 | if test "$found" = yes; then | |
1055 | LDFLAGS="${LDFLAGS} -Wl,-rpath=\${libdir}" | |
1056 | fi | |
1057 | ||
1058 | # This must be down here, or it will mess up checks like the ones | |
1059 | # for -Wl,-export-dynamic | |
1060 | # -- jilles | |
1061 | CWARNS="" | |
1062 | AC_ARG_ENABLE(warnings, | |
1063 | AC_HELP_STRING([--enable-warnings],[Enable all sorts of warnings for debugging.]), | |
1064 | [ | |
1065 | IRC_CFLAGS="$IRC_CFLAGS -O0" | |
1066 | CFLAGS="$IRC_CFLAGS" | |
1067 | ||
1068 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wall], charybdis_cv_c_gcc_w_all) | |
1069 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wpointer-arith], charybdis_cv_c_gcc_w_pointer_arith) | |
1070 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wimplicit -Wnested-externs], charybdis_cv_c_gcc_w_implicit) | |
1071 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wcast-align], charybdis_cv_c_gcc_w_cast_align) | |
1072 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wcast-qual], charybdis_cv_c_gcc_w_cast_qual) | |
1073 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wwrite-strings], charybdis_cv_c_gcc_w_write_strings) | |
1074 | CHARYBDIS_C_GCC_TRY_FLAGS([-Werror-implicit-function-declaration], charybdis_cv_c_gcc_w_error_implicit_function_declaration) | |
1075 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations], charybdis_cv_c_gcc_prototypes) | |
1076 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wparenthesis], charybdis_cv_c_gcc_parenthesis) | |
1077 | CHARYBDIS_C_GCC_TRY_FLAGS([-W -Wno-unused], charybdis_cv_c_gcc_w) | |
1078 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wextra], charybdis_cv_c_gcc_w_extra) | |
1079 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wshadow], charybdis_cv_c_gcc_w_shadow) | |
1080 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wmissing-noreturn], charybdis_cv_c_gcc_w_missing_noreturn) | |
1081 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wundef], charybdis_cv_c_gcc_w_undef) | |
1082 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wpacked], charybdis_cv_c_gcc_w_packed) | |
1083 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wnested-externs], charybdis_cv_c_gcc_w_nested_externs) | |
1084 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wunused-function -Wunused-label -Wunused-value -Wunused-variable], charybdis_cv_c_gcc_w_unused) | |
1085 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wredundant-decls], charybdis_cv_c_gcc_w_redundant_decls) | |
1086 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wfloat-equal], charybdis_cv_c_gcc_w_float_equal) | |
1087 | CHARYBDIS_C_GCC_TRY_FLAGS([-Wformat -Wformat-y2k -Wno-format-security], charybdis_cv_c_gcc_w_format) | |
1088 | ||
1089 | IRC_CFLAGS="$CFLAGS" | |
1090 | ],[]) | |
1091 | ||
1092 | if test "$shared_modules" = no; then | |
1093 | DYNLINK_C="" | |
1094 | MOD_TARGET="libmodules.a" | |
1095 | MODULES_LIBS="../modules/libmodules.a" | |
1096 | SEDOBJ="" | |
1097 | AC_DEFINE(STATIC_MODULES, 1, [Define to 1 if dynamic modules can't be used.]) | |
1098 | AC_MSG_WARN([shared module support has been disabled!]) | |
1099 | fi | |
1100 | ||
1101 | dnl Stage 5 - underscores in front of symbol names. | |
1102 | if test "$shared_modules" = yes; then | |
1103 | ||
1104 | AC_CHECK_FUNC(nlist,, | |
1105 | AC_CHECK_LIB(dl, nlist, nlist_lib="-ldl", | |
1106 | AC_CHECK_LIB(elf, nlist, nlist_lib="-lelf",) | |
1107 | ) | |
1108 | ) | |
1109 | ||
1110 | dnl We need to find out whether underscores are appended to symbol | |
1111 | dnl names in executable files. First, though, we need to see | |
1112 | dnl where nlist.h is hiding. | |
1113 | AC_CHECK_HEADER(libelf/nlist.h, [ nlist_h="libelf/nlist.h" ], ) | |
1114 | AC_CHECK_HEADER(elf/nlist.h, [ nlist_h="elf/nlist.h" ], ) | |
1115 | AC_CHECK_HEADER(nlist.h, [ nlist_h="nlist.h" ], ) | |
1116 | if test x"$nlist_h" = "x"; then | |
1117 | AC_DEFINE_UNQUOTED(SYMBOL_PREFIX, "", [String containing extra underscores prepended to symbols loaded from modules.]) | |
1118 | else | |
1119 | AC_MSG_CHECKING(for extra underscores prepended to symbol names) | |
1120 | AC_CACHE_VAL(symbol_underscores, | |
1121 | [ | |
1122 | cat << EOF > conftest.c | |
1123 | #include <$nlist_h> | |
1124 | #include <stdio.h> | |
1125 | #include <stdlib.h> | |
1126 | void _modinit(void); | |
1127 | int main(int argc, char *argv[[]]) { | |
1128 | int i; | |
1129 | struct nlist nl[[5]]; | |
1130 | ||
1131 | /* fill the names in this way, so it'll work almost everywhere */ | |
1132 | nl[[0]].n_name = "_modinit"; | |
1133 | nl[[1]].n_name = "__modinit"; | |
1134 | nl[[2]].n_name = "___modinit"; | |
1135 | nl[[3]].n_name = "____modinit"; | |
1136 | nl[[0]].n_value = nl[[1]].n_value = nl[[2]].n_value = nl[[3]].n_value = nl[[4]].n_name = NULL; | |
1137 | ||
1138 | if(argc < 2 || (nlist(argv[[1]], nl)) == -1) exit(-1); | |
1139 | for(i = 0; i < 4; i++) { | |
1140 | if(nl[[i]].n_value != NULL) | |
1141 | { | |
1142 | int j; | |
1143 | for(j = 0; j < i; j++) | |
1144 | printf("_"); | |
1145 | exit(i); | |
1146 | } | |
1147 | } | |
1148 | exit(-1); | |
1149 | } | |
1150 | void _modinit(void) { return; } | |
1151 | EOF | |
1152 | $CC $CPPFLAGS $IRC_CFLAGS -o conftest conftest.c $nlist_lib >/dev/null 2>&1 | |
1153 | symbol_underscores=`./conftest conftest` | |
1154 | AC_MSG_RESULT($symbol_underscores) | |
1155 | $RM -f conftest conftest.c | |
1156 | ]) | |
1157 | AC_DEFINE_UNQUOTED(SYMBOL_PREFIX, "${symbol_underscores}", [String containing extra underscores prepended to symbols loaded from modules.]) | |
1158 | fi | |
1159 | fi | |
1160 | ||
1161 | IRC_CFLAGS="$IRC_CFLAGS $CWARNS" | |
1162 | ||
1163 | AC_SUBST(MODULES_LIBS) | |
1164 | AC_SUBST(MOD_TARGET) | |
1165 | ||
1166 | AC_SUBST(SSL_SRCS_ENABLE) | |
1167 | AC_SUBST(SSL_INCLUDES) | |
1168 | AC_SUBST(SSL_LIBS) | |
1169 | ||
1170 | AC_SUBST(LDFLAGS) | |
1171 | AC_SUBST(PICFLAGS) | |
1172 | AC_SUBST(IRC_CFLAGS) | |
1173 | AC_SUBST(SEDOBJ) | |
1174 | ||
1175 | ||
1176 | if test "$prefix" = "NONE"; then | |
1177 | AC_DEFINE_UNQUOTED(IRCD_PREFIX, "$ac_default_prefix", [Prefix where the ircd is installed.]) | |
1178 | ||
1179 | else | |
1180 | ||
1181 | dnl Don't get bitten by Cygwin's stupidity if the user specified | |
1182 | dnl a custom prefix with a trailing slash | |
1183 | ||
1184 | prefix=`echo $prefix | sed 's/\/$//'` | |
1185 | AC_DEFINE_UNQUOTED(IRCD_PREFIX, "$prefix", [Prefix where the ircd is installed.]) | |
1186 | ||
1187 | fi | |
1188 | ||
1189 | AC_CONFIG_FILES( \ | |
1190 | Makefile \ | |
1191 | bandb/Makefile \ | |
1192 | ssld/Makefile \ | |
1193 | extensions/Makefile \ | |
1194 | src/Makefile \ | |
1195 | modules/Makefile \ | |
1196 | tools/Makefile \ | |
1197 | doc/Makefile \ | |
1198 | help/Makefile \ | |
1199 | ) | |
1200 | ||
1201 | AC_OUTPUT | |
1202 | ||
1203 | if test "$cf_openssl_version_ok" = yes; then | |
1204 | openssl="yes" | |
1205 | else | |
1206 | openssl="no" | |
1207 | fi | |
1208 | ||
1209 | if test "$shared_modules" = yes; then | |
1210 | modules=shared | |
1211 | else | |
1212 | modules=static | |
1213 | fi | |
1214 | ||
1215 | echo " | |
1216 | Configuration of ${BRANDING_NAME}-${BRANDING_VERSION}: | |
1217 | Install directory : $prefix | |
1218 | ||
1219 | Ziplinks : $zlib | |
1220 | OpenSSL : $openssl | |
1221 | Socket Engine : $SELECT_TYPE | |
1222 | Small network : $small_net | |
1223 | Block allocator : $balloc | |
1224 | ||
1225 | Nickname length : $NICKLEN | |
1226 | Topic length : $TOPICLEN | |
1227 | ||
1228 | Use (g)make to compile $BRANDING_NAME, then (g)make install to install it. | |
1229 | " |