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1 | dnl Process this file with autoconf to create a configure script. | |
2 | ||
3 | dnl General initialization. | |
4 | AC_REVISION([$Id$]) | |
5 | AC_PREREQ(2.57) | |
6 | AC_INIT(srvx, 1.3, srvx-bugs@lists.sourceforge.net) | |
7 | CODENAME=surge | |
8 | AC_CONFIG_HEADERS(src/config.h) | |
9 | AC_CONFIG_SRCDIR(src/opserv.c) | |
10 | dnl AM_CANONICAL_TARGET must be before AM_INIT_AUTOMAKE() or autoconf whines | |
11 | AC_CANONICAL_TARGET | |
12 | AM_INIT_AUTOMAKE([gnu 1.6]) | |
13 | AM_MAINTAINER_MODE | |
14 | ||
15 | dnl Compiler/runtime feature checks. | |
16 | AC_TYPE_SIGNAL | |
17 | AC_C_CONST | |
18 | AC_C_INLINE | |
19 | ||
20 | dnl Checks for programs. | |
21 | AC_PROG_AWK | |
22 | AC_PROG_CC | |
23 | AC_PROG_RANLIB | |
24 | AC_PROG_INSTALL | |
25 | AC_PROG_LN_S | |
26 | AC_PROG_MAKE_SET | |
27 | AC_PROG_GCC_TRADITIONAL | |
28 | ||
29 | dnl nice that unixes can all follow a standard. | |
30 | case $target in | |
31 | *-freebsd2* | *-freebsdelf2* | *-freebsd*out3*) | |
32 | ANSI_SRC="" | |
33 | ;; | |
34 | *-freebsd3* | *-freebsdelf3* | *-freebsd*out3*) | |
35 | ANSI_SRC="" | |
36 | AC_DEFINE(BROKEN_REGEX, 1, [Define if the system regex library is unreliable.]) | |
37 | BROKEN_REGEX=yes | |
38 | ;; | |
39 | *-solaris*) | |
40 | EXTRA_DEFINE="-D__SOLARIS__" | |
41 | ANSI_SRC="-fno-builtin" | |
42 | ;; | |
43 | *-cygwin) | |
44 | ANSI_SRC="-fno-builtin" | |
45 | ;; | |
46 | *-linux*) | |
47 | dnl -D_GNU_SOURCE needed for strsignal() | |
48 | EXTRA_DEFINE="-D_GNU_SOURCE" | |
49 | ANSI_SRC="" | |
50 | ;; | |
51 | *) | |
52 | ANSI_SRC="" | |
53 | ;; | |
54 | esac | |
55 | CFLAGS="$CFLAGS $EXTRA_DEFINE" | |
56 | ||
57 | dnl Checks for libraries. | |
58 | AC_CHECK_LIB(socket, socket) | |
59 | AC_CHECK_LIB(nsl, gethostbyname) | |
60 | ||
61 | dnl Checks for header files. | |
62 | AC_HEADER_STDC | |
63 | ||
64 | dnl will be used for portability stuff | |
65 | AC_HEADER_TIME | |
66 | AC_STRUCT_TM | |
67 | ||
68 | dnl Would rather not bail on headers, BSD has alot of the functions elsewhere. -Jedi | |
69 | AC_CHECK_HEADERS(fcntl.h malloc.h netdb.h netinet/in.h sys/resource.h sys/timeb.h sys/times.h sys/param.h sys/socket.h sys/time.h sys/types.h sys/wait.h unistd.h getopt.h memory.h regex.h arpa/inet.h sys/mman.h sys/stat.h dirent.h,,) | |
70 | ||
71 | dnl Cygwin does not have d_type in struct dirent. We use stat() as a fallback. | |
72 | AC_CHECK_MEMBER([struct dirent.d_type], | |
73 | [AC_DEFINE(HAVE_DIRENT_D_TYPE, 1, [Define if struct dirent exists and includes the d_type element.])],,[#include <dirent.h>]) | |
74 | ||
75 | dnl portability stuff, hurray! -Jedi | |
76 | AC_CHECK_FUNCS(gettimeofday) | |
77 | if test $ac_cv_func_gettimeofday = no; then | |
78 | AC_CHECK_FUNCS(ftime,,AC_MSG_ERROR([ftime or gettimeofday required. srvx build will fail.])) | |
79 | fi | |
80 | ||
81 | dnl We have fallbacks in case these are missing, so just check for them. | |
82 | AC_CHECK_FUNCS(bcopy memcpy memset strdup strerror strsignal localtime_r setrlimit inet_ntoa getopt getopt_long regcomp regexec regfree sysconf,,) | |
83 | ||
84 | dnl Check for absolutely required library functions. | |
85 | AC_CHECK_FUNCS(select socket strcspn strspn strtod strtoul,,AC_MSG_ERROR([a required function was not found. srvx build will fail.])) | |
86 | ||
87 | dnl Check for functions (and how to get them). | |
88 | AC_FUNC_ALLOCA | |
89 | AC_FUNC_MMAP | |
90 | ||
91 | AC_CACHE_CHECK([for sin_len], ac_cv_sin_len, | |
92 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <sys/types.h> | |
93 | #include <netinet/in.h>],[struct sockaddr_in *sin; sin->sin_len = 0;])], | |
94 | ac_cv_sin_len="yes", ac_cv_sin_len="no")]) | |
95 | if test $ac_cv_sin_len = yes ; then | |
96 | AC_DEFINE(HAVE_SIN_LEN, 1, [Define if struct sockaddr_in contains a sin_len field]) | |
97 | fi | |
98 | ||
99 | dnl Can only check with -Werror, but the rest of configure doesn't like -Werror | |
100 | OLD_CFLAGS=$CFLAGS | |
101 | CFLAGS="$CFLAGS -W -Wall -Werror" | |
102 | ||
103 | dnl Now figure out how to printf() a time_t | |
104 | AC_MSG_CHECKING(for time_t format) | |
105 | AC_CACHE_VAL(ac_cv_fmt_time_t, [ | |
106 | ac_cv_fmt_time_t=no | |
107 | AC_COMPILE_IFELSE([#include <sys/types.h> | |
108 | #include <stdio.h> | |
109 | void myfunc(void) { | |
110 | time_t test=0; | |
111 | printf("%li", test); | |
112 | }], ac_cv_fmt_time_t="\"%li\"") | |
113 | if test $ac_cv_fmt_time_t = no; then | |
114 | AC_COMPILE_IFELSE([#include <sys/types.h> | |
115 | #include <stdio.h> | |
116 | void myfunc(void) { | |
117 | time_t test=0; | |
118 | printf("%i", test); | |
119 | }], ac_cv_fmt_time_t="\"%i\"") | |
120 | fi | |
121 | if test $ac_cv_fmt_time_t = no; then | |
122 | AC_MSG_ERROR([Cannot detect format string for time_t | |
123 | Please check sys/types.h for the typedef of time_t and submit to a developer]) | |
124 | fi | |
125 | ]) | |
126 | AC_DEFINE_UNQUOTED(FMT_TIME_T, $ac_cv_fmt_time_t, [Define to printf format for a time_t variable]) | |
127 | AC_MSG_RESULT($ac_cv_fmt_time_t) | |
128 | ||
129 | dnl How to copy one va_list to another? | |
130 | AC_CACHE_CHECK([for va_copy], ac_cv_c_va_copy, [AC_LINK_IFELSE( | |
131 | [AC_LANG_PROGRAM([#include <stdarg.h>], [va_list ap1, ap2; va_copy(ap1, ap2);])], | |
132 | [ac_cv_c_va_copy="yes"], | |
133 | [ac_cv_c_va_copy="no"] | |
134 | )]) | |
135 | if test "$ac_cv_c_va_copy" = "yes" ; then | |
136 | AC_DEFINE(HAVE_VA_COPY, 1, [Define if we have va_copy]) | |
137 | fi | |
138 | ||
139 | AC_CACHE_CHECK([for __va_copy], ac_cv_c___va_copy, [AC_LINK_IFELSE( | |
140 | [AC_LANG_PROGRAM([#include <stdarg.h>], [va_list ap1, ap2; __va_copy(ap1, ap2);])], | |
141 | [ac_cv_c___va_copy="yes"], | |
142 | [ac_cv_c___va_copy="no"] | |
143 | )]) | |
144 | if test "$ac_cv_c___va_copy" = "yes" ; then | |
145 | AC_DEFINE(HAVE___VA_COPY, 1, [Define if we have __va_copy]) | |
146 | fi | |
147 | ||
148 | dnl Now fix things back up | |
149 | CFLAGS=$OLD_CFLAGS | |
150 | ||
151 | dnl Optional features. | |
152 | AC_MSG_CHECKING(which malloc to use) | |
153 | AC_ARG_WITH(malloc, | |
154 | [ --with-malloc=type Enables use of a special malloc library; one of: | |
155 | system (the default), boehm-gc, dmalloc, mpatrol], | |
156 | [], | |
157 | [withval="system"]) | |
158 | if test "x$withval" = "xsystem" ; then | |
159 | AC_MSG_RESULT(system) | |
160 | AC_DEFINE(WITH_MALLOC_SYSTEM, 1, [Define if using the system's malloc]) | |
161 | elif test "x$withval" = "xdmalloc" ; then | |
162 | AC_MSG_RESULT(dmalloc) | |
163 | AC_CHECK_HEADERS(dmalloc.h,,AC_MSG_ERROR([dmalloc header file missing. dmalloc build will fail.])) | |
164 | AC_CHECK_LIB(dmalloc,malloc,,AC_MSG_ERROR([dmalloc library is missing. dmalloc build will fail.])) | |
165 | AC_DEFINE(WITH_MALLOC_DMALLOC, 1, [Define if using the dmalloc debugging malloc package]) | |
166 | elif test "x$withval" = "xmpatrol" ; then | |
167 | AC_MSG_RESULT(mpatrol) | |
168 | AC_CHECK_HEADERS(mpatrol.h,,AC_MSG_ERROR([mpatrol header file missing. mpatrol build will fail.])) | |
169 | dnl Using mpatrol requires linking against libelf, at least on Linux. | |
170 | AC_CHECK_LIB(elf, elf_begin) | |
171 | AC_CHECK_LIB(mpatrol,__mp_atexit,,AC_MSG_ERROR([mpatrol library is missing completely. mpatrol build will fail.])) | |
172 | AC_DEFINE(WITH_MALLOC_MPATROL, 1, [Define if using the mpatrol malloc debugging package]) | |
173 | elif test "x$withval" = "xboehm-gc" ; then | |
174 | AC_MSG_RESULT(boehm-gc) | |
175 | AC_CHECK_HEADERS(gc/gc.h,,AC_MSG_ERROR([Boehm GC header file missing. boehm-gc build will fail.])) | |
176 | AC_CHECK_LIB(dl, dlopen, , AC_MSG_ERROR([libdl library is missing. boehm-gc build will fail.])) | |
177 | AC_CHECK_LIB(gc, GC_gcollect, , AC_MSG_ERROR([Boehm GC library is missing. boehm-gc build will fail.])) | |
178 | AC_DEFINE(WITH_MALLOC_BOEHM_GC, 1, [Define if using the Boehm GC to garbage collect and check memory leaks]) | |
179 | else | |
180 | AC_MSG_ERROR([Unknown malloc type $withval]) | |
181 | fi | |
182 | ||
183 | AC_MSG_CHECKING(which protocol to use) | |
184 | AC_ARG_WITH(protocol, | |
185 | [ --with-protocol=name Choose IRC dialect to support; one of: | |
186 | p10 (the default), bahamut], | |
187 | [], | |
188 | [withval="p10"]) | |
189 | if test "x$withval" = "xp10" ; then | |
190 | AC_MSG_RESULT(P10) | |
191 | AC_DEFINE(WITH_PROTOCOL_P10, 1, [Define if using the P10 dialect of IRC]) | |
192 | MODULE_OBJS="$MODULE_OBJS proto-p10.\$(OBJEXT)" | |
193 | PROTO_FILES=proto-p10.c | |
194 | elif test "x$withval" = "xbahamut" ; then | |
195 | AC_MSG_RESULT(Bahamut) | |
196 | AC_DEFINE(WITH_PROTOCOL_BAHAMUT, 1, [Define if using the Bahamut dialect of IRC]) | |
197 | MODULE_OBJS="$MODULE_OBJS proto-bahamut.\$(OBJEXT)" | |
198 | else | |
199 | AC_MSG_ERROR([Unknown IRC dialect $withval]) | |
200 | fi | |
201 | ||
202 | AC_ARG_WITH(getopt, | |
203 | [ --without-getopt Disables building of the GNU getopt library], | |
204 | [if test "$withval" = no; then | |
205 | AC_DEFINE(IGNORE_GETOPT, 1, [Define to disable built-in getopt library]) | |
206 | fi]) | |
207 | ||
208 | AC_MSG_CHECKING(whether to enable tokenization) | |
209 | AC_ARG_ENABLE(tokens, | |
210 | [ --disable-tokens Disables tokenization of P10 protocol output | |
211 | (tokens required if linking to ircu 2.10.11)], | |
212 | [],[enableval=yes]) | |
213 | if test "z$enableval" = zno ; then | |
214 | AC_MSG_RESULT(no) | |
215 | else | |
216 | AC_DEFINE(ENABLE_TOKENS, 1, [Define if tokenized P10 desired]) | |
217 | AC_MSG_RESULT(yes) | |
218 | fi | |
219 | ||
220 | AC_MSG_CHECKING(whether to enable debug behaviors) | |
221 | AC_ARG_ENABLE(debug, | |
222 | [ --enable-debug Enables debugging behaviors], | |
223 | [ | |
224 | CPPFLAGS="$CPPFLAGS" | |
225 | AC_MSG_RESULT(yes) | |
226 | ], | |
227 | [ | |
228 | CPPFLAGS="$CPPFLAGS -DNDEBUG" | |
229 | AC_MSG_RESULT(no) | |
230 | ]) | |
231 | ||
232 | if test -e src ; then | |
233 | if test ! -d src ; then | |
234 | AC_MSG_ERROR([src exists but is not a directory; please move it out of the way.]) | |
235 | fi | |
236 | else | |
237 | mkdir src | |
238 | fi | |
239 | AC_MSG_CHECKING(for extra module files) | |
240 | MODULE_DEFINES="src/modules-list.h" | |
241 | echo > $MODULE_DEFINES | |
242 | touch $MODULE_DEFINES | |
243 | AC_ARG_ENABLE(modules, | |
244 | [ --enable-modules=list,of,modules Enable extra modules], | |
245 | [ | |
246 | OIFS="$IFS" | |
247 | IFS=',' | |
248 | EXTRA_MODULE_OBJS="" | |
249 | module_list="" | |
250 | dnl Must use a separate file because autoconf can't stand newlines in an AC_SUBSTed variable. | |
251 | for module in $enableval ; do | |
252 | module=`echo $module | sed -e s/^mod-// -e s/\.c\$//` | |
253 | EXTRA_MODULE_OBJS="$EXTRA_MODULE_OBJS mod-$module.\$(OBJEXT)" | |
254 | module_list="$module_list $module" | |
255 | echo "WITH_MODULE($module)" >> $MODULE_DEFINES | |
256 | done | |
257 | IFS="$OIFS" | |
258 | MODULE_OBJS="$MODULE_OBJS $EXTRA_MODULE_OBJS" | |
259 | AC_MSG_RESULT($module_list) | |
260 | ], | |
261 | [ | |
262 | AC_MSG_RESULT(none) | |
263 | ]) | |
264 | ||
265 | MY_SUBDIRS="" | |
266 | RX_INCLUDES="" | |
267 | RX_LIBS="" | |
268 | if test "${BROKEN_REGEX}" = yes -o "${ac_cv_func_regcomp}" = no; then | |
269 | MY_SUBDIRS="rx $MY_SUBDIRS" | |
270 | RX_INCLUDES="-I../rx" | |
271 | RX_LIBS="../rx/librx.a" | |
272 | fi | |
273 | MY_SUBDIRS="$MY_SUBDIRS src" | |
274 | CFLAGS="$CFLAGS $ANSI_SRC -W -Wall" | |
275 | if test "z$USE_MAINTAINER_MODE" = zyes ; then | |
276 | CFLAGS="$CFLAGS -Werror" | |
277 | fi | |
278 | ||
279 | AC_DEFINE_UNQUOTED(CODENAME, "${CODENAME}", [Code name for this release]) | |
280 | AC_SUBST(MODULE_OBJS) | |
281 | AC_SUBST(MY_SUBDIRS) | |
282 | AC_SUBST(RX_INCLUDES) | |
283 | AC_SUBST(RX_LIBS) | |
284 | AC_CONFIG_FILES(Makefile rx/Makefile src/Makefile) | |
285 | AC_OUTPUT |