Fixed bug #644: Using Non Reentrant gethostbyname causes SIGSEGV. Function
[yaz-moved-to-github.git] / configure.ac
1 dnl YAZ Toolkit, Index Data 1994-2006
2 dnl See the file LICENSE for details.
3 dnl $Id: configure.ac,v 1.33 2006-08-30 12:04:42 adam Exp $
4 AC_PREREQ(2.59)
5 AC_INIT([yaz],[2.1.27],[adam@indexdata.dk])
6 AC_CONFIG_SRCDIR(configure.ac)
7 AC_CONFIG_AUX_DIR([config])
8 AM_INIT_AUTOMAKE([1.8])
9 dnl
10 AC_SUBST(READLINE_LIBS)
11 AC_SUBST(YAZ_CONF_CFLAGS)
12 dnl ------ Checking programs
13 AC_PROG_CC
14 AC_PROG_CPP
15 AC_CHECK_PROGS(YACC, 'bison -y')
16 test -z "$YACC" && AC_MSG_WARN([GNU bison not found])
17 AC_CHECK_PROGS(TCLSH, tclsh8.5 tclsh8.4 tclsh8.3 tclsh8.2, tclsh)
18 AC_PROG_INSTALL
19 AM_PROG_LIBTOOL
20 AC_PATH_PROG(pkgconfigpath, pkg-config, NONE)
21 dnl
22 YAZ_DOC
23 dnl 
24 dnl
25 dnl ------ Headers
26 AC_CHECK_HEADERS(dirent.h fnmatch.h wchar.h locale.h langinfo.h pwd.h sys/select.h sys/socket.h sys/stat.h sys/time.h sys/types.h sys/un.h sys/wait.h unistd.h)
27 AC_HEADER_STDC
28 if test "$ac_cv_header_stdc" = "no"; then
29     AC_MSG_WARN([Your system doesn not seem to support ANSI C])
30 fi
31 dnl ----- Types
32 AC_CHECK_TYPES([long long])
33 dnl
34 dnl ----- Sockets
35 checkBoth=0
36 AC_CHECK_FUNC(connect)
37 if test "$ac_cv_func_connect" = "no"; then
38     AC_CHECK_LIB(socket, main, LIBS="$LIBS -lsocket", checkBoth=1)
39 fi
40 if test "$checkBoth" = "1"; then
41     oldLibs=$LIBS
42     LIBS="$LIBS -lsocket -lnsl"
43     AC_CHECK_FUNC(accept, , [LIBS=$oldLibs])
44 fi
45 AC_CHECK_FUNC(gethostbyname, ,[AC_CHECK_LIB(nsl, main, [LIBS="$LIBS -lnsl"])])
46 dnl
47 dnl ------ OpenSSL
48 AC_SUBST(SSL_CFLAGS)
49 openssl=default
50 AC_ARG_WITH(openssl, [  --with-openssl[=PREFIX]   OpenSSL library in PREFIX], [openssl=$withval])
51 SSL_CFLAGS=""
52 SSL_LIBPATH=""
53 if test "$openssl" != "no"; then
54     sslver=no
55     if test "$openssl" != "yes" -a "$openssl" != "default"; then
56         if test -x $openssl/bin/pkg-config; then
57             if $openssl/bin/pkg-config --exists openssl; then
58                 SSL_CFLAGS=`$openssl/bin/pkg-config --cflags openssl`
59                 LIBS="$LIBS `$openssl/bin/pkg-config --libs openssl`"
60                 sslver=`$openssl/bin/pkg-config --modversion openssl`
61             fi
62         fi
63         if test "$sslver" = "no"; then
64             SSL_CFLAGS="-I$openssl/include -I$openssl/include/openssl"
65             SSL_LIBPATH="-L$openssl/lib"
66         fi
67     else
68         if test "$pkgconfigpath" != "NONE"; then
69             if $pkgconfigpath --exists openssl; then
70                 SSL_CFLAGS=`$pkgconfigpath --cflags openssl`
71                 LIBS="$LIBS `$pkgconfigpath --libs openssl`"
72                 sslver=`$pkgconfigpath --modversion openssl`
73             fi
74         fi
75         if test "$sslver" = "no"; then
76             SSL_CFLAGS="-I/usr/include/openssl"
77         fi
78     fi
79     if test "$sslver" = "no"; then
80         xLIBS="$LIBS";
81         xCPPFLAGS="$CPPFLAGS";
82         CPPFLAGS="$CPPFLAGS $SSL_CFLAGS $SSL_LIBPATH"
83         AC_CHECK_LIB(crypto, main)
84         AC_CHECK_LIB(ssl, SSL_new)
85         if test "$ac_cv_lib_ssl_SSL_new" = "yes"; then
86             AC_CHECK_HEADER(openssl/ssl.h,[sslver=yes])
87             LIBS="$SSL_LIBPATH $LIBS"
88         fi
89         if test "$sslver" != "yes"; then
90             LIBS="$xLIBS"
91         fi
92         CPPFLAGS="$xCPPFLAGS"
93     fi
94     AC_MSG_CHECKING([for SSL])
95     if test "$sslver" != "no"; then
96         SSL_CFLAGS="-DHAVE_OPENSSL_SSL_H=1 $SSL_CFLAGS"
97         AC_MSG_RESULT([$sslver])
98     else
99         SSL_CFLAGS=""
100         AC_MSG_RESULT([None])
101         if test "$openssl" != "default"; then
102             AC_MSG_ERROR([OpenSSL development libraries missing])
103         fi
104     fi
105 fi
106 dnl
107 dnl ------ GNU Readline
108 READLINE_SHARED_LIBADD=""
109 AC_CHECK_LIB(ncurses, tgetent, [READLINE_SHARED_LIBADD="-lncurses"],
110     AC_CHECK_LIB(termcap, tgetent, [READLINE_SHARED_LIBADD="-ltermcap"])
111 )
112 READLINE_LIBS=""
113 AC_CHECK_LIB(readline, readline, [READLINE_LIBS="$READLINE_LIBS -lreadline $READLINE_SHARED_LIBADD"],,$READLINE_SHARED_LIBADD)
114 AC_CHECK_LIB(history, add_history, [READLINE_LIBS="$READLINE_LIBS -lhistory"])
115 if test "$ac_cv_lib_readline_readline" = "yes"; then
116     AC_CHECK_HEADERS(readline/readline.h readline/history.h)
117     xLIBS=$LIBS
118     LIBS="$LIBS $READLINE_LIBS"
119     AC_TRY_LINK([
120         #include <stdio.h>
121         #include <readline/readline.h>
122             ],[
123             rl_attempted_completion_over = 0;
124             ],AC_DEFINE(HAVE_READLINE_COMPLETION_OVER))
125     AC_TRY_LINK([
126         #include <stdio.h>
127         #include <readline/readline.h>
128             ],[
129             rl_completion_matches (0, 0);
130             ],[AC_DEFINE(HAVE_READLINE_RL_COMPLETION_MATCHES)])
131     LIBS=$xLIBS
132 fi
133 dnl ------ iconv
134 AC_ARG_WITH(iconv, [  --with-iconv[=PREFIX]     iconv library in PREFIX])
135 if test "$with_iconv" != "no"; then
136     AC_MSG_CHECKING(for iconv)
137     oldLIBS="$LIBS"
138     oldCPPFLAGS="${CPPFLAGS}"
139     if test "$with_iconv" != "yes" -a "$with_iconv" != ""; then
140         LIBS="$LIBS -L${with_iconv}/lib"
141         CPPFLAGS="${CPPFLAGS} -I${with_iconv}/include"
142     fi
143     AC_TRY_LINK([
144                 #include <iconv.h>
145             ],[
146             iconv_t t = iconv_open("", "");
147             ],[
148             AC_DEFINE(HAVE_ICONV_H)
149             AC_MSG_RESULT(yes)
150             ],[
151             LIBS="$LIBS -liconv"
152             AC_TRY_LINK([
153                         #include <iconv.h>
154                     ],[
155             iconv_t t = iconv_open("", "");
156                     ],[
157             AC_DEFINE(HAVE_ICONV_H)
158             AC_MSG_RESULT(yes)
159                     ],[
160             LIBS="$oldLIBS"
161             CPPFLAGS="$oldCPPFLAGS"
162             AC_MSG_RESULT(no)
163             ])
164     ])
165 fi
166 dnl ------ various functions
167 AC_CHECK_FUNCS(gethostbyname_r vsnprintf gettimeofday poll strerror_r localtime_r usleep fopen64)
168 case $host in
169     *-*-darwin*)
170         trypoll="no";
171         ;;
172     *)
173         trypoll="yes";
174         ;;
175 esac
176
177 if test "$ac_cv_func_poll" = "yes" -a "$trypoll" = "yes"; then
178     AC_CHECK_HEADERS(sys/poll.h)
179 fi
180 dnl ------ socklen_t
181 dnl We check for socklen_t by making prototypes with the
182 dnl various types. First socklen_t, then size_t, finally int.
183 dnl If the prototype succeeds, we are probably safe.
184 dnl That works if accept is not preprocessor defined (such sa AIX)
185 AC_MSG_CHECKING([for socklen_t])
186 AC_CACHE_VAL(ac_cv_check_socklen_t,[ac_cv_check_socklen_t=''
187         AC_TRY_COMPILE([
188 #include <sys/types.h>
189 #include <sys/socket.h>
190 #ifdef __cplusplus
191 extern "C" {
192 #endif
193 #define try 1
194 #ifdef AIX
195 #if AIX >= 51
196 #define try 0
197 #endif
198 #endif
199 #if try
200 extern int accept(int, struct sockaddr *, socklen_t *);
201 #endif
202 #ifdef __cplusplus
203 }
204 #endif
205         ],,[ac_cv_check_socklen_t=socklen_t],[
206                 AC_TRY_COMPILE([
207 #include <sys/types.h>
208 #include <sys/socket.h>
209 #ifdef __cplusplus
210 extern "C" {
211 #endif
212 #define try 1
213 #ifdef AIX
214 #if AIX >= 42
215 #define try 0
216 #endif
217 #endif
218 #if try
219 extern int accept(int, struct sockaddr *, size_t t *);
220 #endif
221 #ifdef __cplusplus
222 }
223 #endif
224 ],,[ac_cv_check_socklen_t=size_t],[ac_cv_check_socklen_t=int])
225                 ])
226         ])
227 AC_MSG_RESULT($ac_cv_check_socklen_t)
228 AC_DEFINE_UNQUOTED(YAZ_SOCKLEN_T,$ac_cv_check_socklen_t)
229 AC_DEFINE(YAZ_USE_NEW_LOG)
230 dnl
231 dnl ------ tcpd
232 AC_ARG_ENABLE(tcpd,[  --enable-tcpd[=PREFIX]  enable TCP wrapper for server if available])
233 if test "$enable_tcpd" -a "$enable_tcpd" != "no"; then
234     oldLibs=$LIBS
235     oldCPPFLAGS=$CPPFLAGS
236     if test "$enable_tcpd" != "yes"; then
237         LIBS="$LIBS -L$enable_tcpd/lib"
238         CPPFLAGS="$CPPFLAGS -I$enable_tcpd/include"
239     fi
240     AC_MSG_CHECKING(for working tcpd.h)
241     LIBS="$LIBS -lwrap -lnsl"
242     AC_TRY_LINK([#include <syslog.h>
243 #include <tcpd.h>
244             int allow_severity = LOG_INFO;
245             int deny_severity = LOG_WARNING;],
246         [struct request_info request_info; int i;
247             i = hosts_access(&request_info);],
248         tcpd_ok=1, tcpd_ok=0)
249     if test "$tcpd_ok" = "0"; then
250         AC_MSG_RESULT(no)
251         AC_MSG_ERROR([tcpd development libraries missing])
252                 LIBS=$oldLibs
253                 CPPFLAGS=$oldCPPFLAGS
254     else
255         AC_MSG_RESULT(yes)
256         AC_DEFINE(HAVE_TCPD_H)
257     fi
258 fi
259 dnl
260 AC_SUBST(THREAD_CFLAGS)
261 HAVETHREADS=0
262 THREAD_CFLAGS=""
263 LIBTHREAD=""
264 dnl
265 dnl ------ GNU threads
266 AC_ARG_ENABLE(pth, [  --enable-pth            enable GNU threads],[enable_pth=$enableval],[enable_pth=no])
267 AC_SUBST(LIBPTH)
268 if test "$enable_pth" = "yes"; then
269     OLIBS=$LIBS
270     AC_CHECK_LIB(pth,main)
271     if test "$ac_cv_lib_pth_main" = "yes"; then
272         AC_CHECK_HEADERS(pth.h)
273         if test "$ac_cv_header_pth_h" = "yes"; then
274             LIBTHREAD="-lpth"
275             THREAD_CFLAGS="-DYAZ_GNU_THREADS=1"
276             HAVETHREADS=1
277         fi
278     fi  
279     LIBS="$OLIBS $LIBTHREAD"
280 fi
281 dnl
282 dnl ------ POSIX Threads
283 AC_ARG_ENABLE(threads, [  --disable-threads       disable POSIX threads],[enable_threads=$enableval],[enable_threads=yes])
284 if test "$enable_threads" = "yes" -a "$HAVETHREADS" = "0"; then
285     OLIBS=$LIBS
286     OCC=$CC
287     AC_CHECK_LIB(pthread,main)
288     AC_MSG_CHECKING(for working POSIX Threads)
289     AC_TRY_LINK([#include <pthread.h>
290             void *func(void *p) { return 0; }
291             ],[
292             pthread_t pthread_id;
293             pthread_create (&pthread_id, 0, func, 0);],
294         thread_ok=yes,thread_ok=no)
295     if test "$thread_ok" = "yes"; then
296         AC_MSG_RESULT(yes)
297         LIBTHREAD="-lpthread"
298         THREAD_CFLAGS="-DYAZ_POSIX_THREADS=1 -D_REENTRANT"
299         HAVETHREADS=1
300     else
301         CC="$CC -pthread"
302         AC_TRY_LINK([#include <pthread.h>
303                 void *func(void *p) { return 0; }
304                 ],[
305                 pthread_t pthread_id;
306                 pthread_create (&pthread_id, 0, func, 0);],
307             thread_ok=yes,thread_ok=no)
308         if test "$thread_ok" = "yes"; then
309             AC_MSG_RESULT([yes,BSD])
310             THREAD_CFLAGS="-pthread -DYAZ_POSIX_THREADS=1 -D_REENTRANT"
311             LIBTHREAD="-pthread"
312             HAVETHREADS=1
313         fi
314     fi
315     if test "$thread_ok" = "no"; then
316         AC_MSG_RESULT(no)
317     fi
318     CC=$OCC
319     LIBS="$OLIBS $LIBTHREAD"
320 fi
321
322 dnl ----- libXSLT/libEXLT/libXML2
323 AC_SUBST(XML2_CFLAGS)
324 AC_SUBST(YAZ_CONFIG_CFLAGS)
325 YAZ_CONFIG_CFLAGS=""
326
327 YAZ_LIBXML2(
328     [
329         AC_DEFINE(YAZ_HAVE_XML2) 
330         YAZ_CONFIG_CFLAGS="$YAZ_CONFIG_CFLAGS -DYAZ_HAVE_XML2=1"
331     ]
332 )
333
334 YAZ_LIBXSLT(
335     [
336         AC_DEFINE(YAZ_HAVE_XSLT)
337         YAZ_CONFIG_CFLAGS="$YAZ_CONFIG_CFLAGS -DYAZ_HAVE_XSLT=1"
338     ]
339 )
340 YAZ_LIBEXSLT(
341     [
342         AC_DEFINE(YAZ_HAVE_EXSLT)
343         YAZ_CONFIG_CFLAGS="$YAZ_CONFIG_CFLAGS -DYAZ_HAVE_EXSLT=1"
344     ]
345 )
346         
347 YAZ_CONFIG_CFLAGS="$YAZ_CONFIG_CFLAGS $XML2_CFLAGS"
348
349 if test "$XML2_LIBS"; then
350     LIBS="$XML2_LIBS $LIBS"
351 fi
352
353 dnl
354 dnl ------ Memory debugging
355 AC_ARG_ENABLE(memdebug, [  --enable-memdebug       enable memory debugging],[enable_memdebug=$enableval],[enable_memdebug=none])
356 if test "$enable_memdebug" = "yes"; then
357     AC_DEFINE(TRACE_XMALLOC,2)
358 elif test "$enable_memdebug" = "no"; then
359     AC_DEFINE(TRACE_XMALLOC,0)
360 fi
361 dnl
362 dnl ------ Using this for "in-source" yaz-config
363 AC_SUBST(YAZ_SRC_ROOT)
364 AC_SUBST(YAZ_BUILD_ROOT)
365 YAZ_SRC_ROOT=`cd ${srcdir}; pwd`
366 YAZ_BUILD_ROOT=`pwd`
367 dnl
368 dnl ------ Makefiles
369 dnl
370 AC_OUTPUT([
371 Makefile
372 yaz.spec
373 src/Makefile
374 test/Makefile
375 util/Makefile
376 include/Makefile
377 include/yaz/Makefile
378 client/Makefile
379 ztest/Makefile
380 zoom/Makefile
381 doc/Makefile
382 doc/local.ent
383 doc/common/Makefile
384 doc/common/print.dsl
385 etc/Makefile
386 yaz-config
387 Doxyfile
388 ],[sed s%yaz_echo_source=yes%yaz_echo_source=no%g < yaz-config > util/yaz-config && chmod +x yaz-config util/yaz-config])
389
390
391 echo \
392 "------------------------------------------------------------------------
393 Configuration:
394
395   YAZ Package:                ${PACKAGE}
396   YAZ Version:                ${VERSION}
397   Bugreport:                  ${PACKAGE_BUGREPORT}
398   Source code location:       ${srcdir}
399   C Preprocessor:             ${CPP}
400   C Preprocessor flags:       ${CPPFLAGS}
401   C Compiler:                 ${CC}
402   C Compiler flags:           ${CFLAGS}
403   Linker flags:               ${LDFLAGS}
404   Linked libs:                ${LIBS}
405   Host System Type:           ${host}
406   Install path:               ${prefix}
407   Automake:                   ${AUTOMAKE}
408   Archiver:                   ${AR}
409   Ranlib:                     ${RANLIB}
410
411 ------------------------------------------------------------------------"
412 dnl Local Variables:
413 dnl mode:shell-script
414 dnl sh-indentation: 2
415 dnl sh-basic-offset: 4
416 dnl End: