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[shibboleth/sp.git] / configure.ac
1 AC_PREREQ([2.50])
2 AC_INIT([shibboleth], [2.0], [shibboleth-users@internet2.edu], [shibboleth])
3 AM_CONFIG_HEADER(config.h)
4 AM_INIT_AUTOMAKE([shibboleth],[2.0])
5
6 sinclude(acx_pthread.m4)
7
8 AC_ARG_ENABLE(debug,
9     AC_HELP_STRING(--enable-debug, [Have GCC compile with symbols (Default = no)
10 ]),
11     enable_debug=$enableval, enable_debug=no)
12
13 if test "$enable_debug" = "yes" ; then
14     GCC_CFLAGS="$CFLAGS -g -D_DEBUG"
15     GCC_CXXFLAGS="$CXXFLAGS -g -D_DEBUG"
16 else
17     GCC_CFLAGS="$CFLAGS -O2 -DNDEBUG"
18     GCC_CXXFLAGS="$CXXFLAGS -O2 -DNDEBUG"
19 fi
20
21 AC_PROG_CC([gcc gcc3 cc])
22 AC_PROG_CXX([g++ g++3 c++ CC])
23
24 if test "$GCC" = "yes" ; then
25 #    AC_HAVE_GCC_VERSION(4,0,0,0,
26 #        [
27 #        AC_DEFINE(GCC_HASCLASSVISIBILITY,1,
28 #            [Define to enable class visibility control in gcc.])
29 #        GCC_CFLAGS="$GCC_CFLAGS -fvisibility=hidden -fvisibility-inlines-hidden"
30 #        GCC_CXXFLAGS="$GCC_CXXFLAGS -fvisibility=hidden -fvisibility-inlines-hidden"
31 #        ])
32     CFLAGS="-Wall $GCC_CFLAGS"
33     CXXFLAGS="-Wall $GCC_CXXFLAGS"
34 else
35 # Fix for Sun Workshop compiler in debug mode, may be Sun case #6360993
36         case "${host_cpu}-${host_os}" in
37                 *solaris*)
38                         if test "$CXX" = "CC" ; then
39                                 CXXFLAGS="$CXXFLAGS -Qoption ccfe -stabs=no%dfltlit+no%dflthlp"
40                         fi
41                 ;;
42         esac
43 fi
44
45 AC_DISABLE_STATIC
46 AC_PROG_LIBTOOL
47
48 AC_LANG(C)
49
50 # Checks for typedefs, structures, and compiler characteristics.
51 AC_C_CONST
52 AC_TYPE_SIZE_T
53 AC_STRUCT_TM
54
55 # Checks for library functions.
56 AC_FUNC_STRFTIME
57 AC_FUNC_STRERROR_R
58 AC_CHECK_FUNCS([strchr strdup strstr gmtime_r ctime_r strtok_r strcasecmp])
59
60 # checks for pthreads
61 ACX_PTHREAD([enable_threads="pthread"],[enable_threads="no"])
62 if test $enable_threads != "pthread"; then
63     AC_MSG_ERROR([unable to find pthreads, currently this is required])
64 else
65     AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.])
66     LIBS="$PTHREAD_LIBS $LIBS"
67     CFLAGS="$PTHREAD_CFLAGS $CFLAGS"
68     CXXFLAGS="$PTHREAD_CFLAGS $CXXFLAGS"
69 fi
70
71 AC_LANG(C++)
72
73 # C++ requirements
74 AC_CXX_REQUIRE_STL
75 AC_CXX_NAMESPACES
76
77 # log4shib settings (favor this version over the log4cpp code)
78 AC_PATH_PROG(LOG4SHIB_CONFIG,log4shib-config)
79 AC_ARG_WITH(log4shib,
80     AC_HELP_STRING([--with-log4shib=PATH], [where log4shib-config is installed]),
81     [
82     LOG4SHIB_CONFIG="${with_log4shib}"
83     if ! test -f "${LOG4SHIB_CONFIG}" ; then
84         LOG4SHIB_CONFIG="${with_log4shib}/bin/log4shib-config"
85     fi
86     ])
87 if test -f "${LOG4SHIB_CONFIG}"; then
88     LDFLAGS="`${LOG4SHIB_CONFIG} --libs` $LDFLAGS"
89     CPPFLAGS="`${LOG4SHIB_CONFIG} --cflags` $CPPFLAGS"
90         AC_CHECK_HEADER([log4shib/Category.hh],,AC_MSG_ERROR([unable to find log4shib header files]))
91         AC_TRY_LINK(
92                 [#include <log4shib/Category.hh>],
93                 [log4shib::Category::getInstance("foo")],
94                 [AC_DEFINE(SHIBSP_LOG4SHIB,1,[Define if log4shib library is used.])],
95                 [AC_MSG_ERROR([unable to link with log4shib])])
96 else
97     AC_MSG_WARN([log4shib-config not found, may need to use --with-log4shib option])
98     AC_MSG_WARN([will look for original log4cpp library])
99     
100         # log4cpp settings
101         AC_PATH_PROG(LOG4CPP_CONFIG,log4cpp-config)
102         AC_ARG_WITH(log4cpp,
103             AC_HELP_STRING([--with-log4cpp=PATH], [where log4cpp-config is installed]),
104             [
105             LOG4CPP_CONFIG="${with_log4cpp}"
106             if ! test -f "${LOG4CPP_CONFIG}" ; then
107                 LOG4CPP_CONFIG="${with_log4cpp}/bin/log4cpp-config"
108             fi
109             ])
110         if test -f "${LOG4CPP_CONFIG}"; then
111                 AC_MSG_WARN([will try to use log4cpp, note that most non-Internet2 supplied versions are not thread-safe])
112             LDFLAGS="`${LOG4CPP_CONFIG} --libs` $LDFLAGS"
113             CPPFLAGS="`${LOG4CPP_CONFIG} --cflags` $CPPFLAGS"
114                 AC_CHECK_HEADER([log4cpp/Category.hh],,AC_MSG_ERROR([unable to find log4cpp header files]))
115                 AC_CHECK_HEADER([log4cpp/PropertyConfigurator.hh],,AC_MSG_ERROR([you need at least log4cpp 0.3.x]))
116                 AC_TRY_LINK(
117                         [#include <log4cpp/Category.hh>],
118                         [log4cpp::Category::getInstance("foo")],
119                         [AC_DEFINE(SHIBSP_LOG4CPP,1,[Define if log4cpp library is used.])],
120                         [AC_MSG_ERROR([unable to link with log4cpp])])
121         else
122             AC_MSG_ERROR([log4cpp-config not found, may need to use --with-log4cpp option])
123         fi
124 fi
125
126 # Xerces settings
127 AC_ARG_WITH(xerces, 
128             AC_HELP_STRING([--with-xerces=PATH], [where xerces-c is installed]),
129             [if test x_$with_xerces != x_/usr; then
130                 LDFLAGS="-L${with_xerces}/lib $LDFLAGS"
131                 CPPFLAGS="-I${with_xerces}/include $CPPFLAGS"
132             fi])
133 LIBS="-lxerces-c $LIBS"
134 AC_CHECK_HEADER([xercesc/dom/DOM.hpp],,
135                 AC_MSG_ERROR([unable to find xerces header files]))
136 AC_MSG_CHECKING([Xerces version])
137 AC_PREPROC_IFELSE(
138     [AC_LANG_PROGRAM([#include <xercesc/util/XercesVersion.hpp>],
139 [#if  _XERCES_VERSION != 20600
140 int i = 0;
141 #else
142 #error cannot use version 2.6.0
143 #endif])],
144     [AC_MSG_RESULT(OK)],
145     [AC_MSG_FAILURE([Xerces-C v2.6.0 has bugs that inhibit use with signed XML, please use a newer version])])
146 AC_TRY_LINK(
147         [#include <xercesc/util/PlatformUtils.hpp>],
148         [xercesc::XMLPlatformUtils::Initialize()],
149         [AC_DEFINE(HAVE_LIBXERCESC,1,[Define if Xerces-C library was found])],
150         [AC_MSG_ERROR([unable to link with Xerces])])
151
152
153 #XML-Tooling settings
154 AC_ARG_WITH(xmltooling,
155             AC_HELP_STRING([--with-xmltooling=PATH], [where xmltooling-c is installed]),
156             [if test x_$with_xmltooling != x_/usr; then
157                 LDFLAGS="-L${with_xmltooling}/lib $LDFLAGS"
158                 CPPFLAGS="-I${with_xmltooling}/include $CPPFLAGS"
159             fi])
160 LITE_LIBS="-lxmltooling-lite"
161 XMLSEC_LIBS="-lxmltooling"
162 AC_CHECK_HEADER([xmltooling/base.h],,
163                 AC_MSG_ERROR([unable to find xmltooling header files]))
164
165
166 # XML-Security settings
167 AC_ARG_WITH(xmlsec,
168             AC_HELP_STRING([--with-xmlsec=PATH], [where xmlsec is installed]),,
169             [with_xmlsec=/usr])
170
171 if test x_$with_xmlsec != x_/usr; then
172     LDFLAGS="-L${with_xmlsec}/lib $LDFLAGS"
173     CPPFLAGS="-I${with_xmlsec}/include $CPPFLAGS"
174 fi        
175 XMLSEC_LIBS="-lxml-security-c $XMLSEC_LIBS"
176
177 # save and append master libs
178 save_LIBS="$LIBS"
179 LIBS="$XMLSEC_LIBS $LIBS"
180
181 AC_CHECK_HEADER([xsec/utils/XSECPlatformUtils.hpp],,AC_MSG_ERROR([unable to find XML-Security header files]))
182 AC_MSG_CHECKING([XML-Security version])
183 AC_PREPROC_IFELSE(
184     [AC_LANG_PROGRAM([#include <xsec/utils/XSECPlatformUtils.hpp>],
185     [#if XSEC_VERSION_MAJOR > 1 || (XSEC_VERSION_MAJOR == 1 && XSEC_VERSION_MEDIUM > 3) || (XSEC_VERSION_MAJOR == 1 && XSEC_VERSION_MEDIUM == 3 && XSEC_VERSION_MINOR > 0)
186 int i = 0;
187 #else
188 #error need version 1.3.1 or later
189 #endif])],
190     [AC_MSG_RESULT(OK)],
191     [AC_MSG_FAILURE([XML-Security version 1.3.1 or greater is required.])])
192 AC_TRY_LINK(
193         [#include <xsec/utils/XSECPlatformUtils.hpp>],
194         [XSECPlatformUtils::Initialise()],,
195         [AC_MSG_ERROR([unable to link with XML-Sec])])
196
197 # restore master libs
198 LIBS="$save_LIBS"
199
200 # OpenSAML settings
201 AC_ARG_WITH(saml,
202     AC_HELP_STRING([--with-saml=PATH], [where saml is installed]),
203     [if test x_$with_saml != x_/usr; then
204         LDFLAGS="-L${with_saml}/lib $LDFLAGS"
205         CPPFLAGS="-I${with_saml}/include $CPPFLAGS"
206     fi])
207 XMLSEC_LIBS="-lsaml $XMLSEC_LIBS"
208
209 # save and append master libs
210 save_LIBS="$LIBS"
211 LIBS="$XMLSEC_LIBS $LIBS"
212
213 AC_CHECK_HEADER([saml/saml2/metadata/Metadata.h],,
214                 AC_MSG_ERROR([unable to find OpenSAML header files]))
215 AC_TRY_LINK(
216         [#include <saml/SAMLConfig.h>
217 #include <saml/version.h>],
218         [#if _OPENSAML_VERSION >= 20000
219 opensaml::SAMLConfig::getConfig();
220 #else
221 #error Need OpenSAML version 2.0 or higher
222 #endif],
223         [AC_DEFINE(HAVE_SAML,1,[Define if saml library was found])],
224         [AC_MSG_ERROR([unable to link with OpenSAML, or version was too old])])
225
226 # restore master libs
227 LIBS="$save_LIBS"
228
229 AC_SUBST(LITE_LIBS)
230 AC_SUBST(XMLSEC_LIBS)
231
232 # output the underlying makefiles
233 WANT_SUBDIRS="doc schemas configs shibsp shibd adfs util"
234 AC_CONFIG_FILES([Makefile doc/Makefile schemas/Makefile \
235         configs/Makefile shibsp/Makefile shibd/Makefile \
236         adfs/Makefile util/Makefile selinux/Makefile])
237
238 #
239 # Build NSAPI module?
240 #
241 AC_MSG_CHECKING(for NSAPI module option)
242 AC_ARG_WITH(nsapi,
243         AC_HELP_STRING([--with-nsapi=DIR], [Build NSAPI module for Netscape/iPlanet/SunONE]),
244         [WANT_NSAPI=$withval],[WANT_NSAPI=no])
245 AC_MSG_RESULT($WANT_NSAPI)
246
247 if test "$WANT_NSAPI" != "no"; then
248   if test ! -d $WANT_NSAPI/bin ; then
249     AC_MSG_ERROR(Please specify the path to the root of your Netscape/iPlanet/SunONE server using --with-nsapi=DIR)
250   fi
251   AC_MSG_CHECKING(for NSAPI include files)
252   if test -d $WANT_NSAPI/include ; then
253     NSAPI_INCLUDE=$WANT_NSAPI/include
254     AC_MSG_RESULT(Netscape-Enterprise 3.x style)
255     AC_CHECK_HEADERS([$NSAPI_INCLUDE/nsapi.h])
256     NSAPI_INCLUDE="$NSAPI_INC_DIR -I$NSAPI_INCLUDE"
257   fi
258   if test -d $WANT_NSAPI/plugins/include ; then
259     test -n "$NSAPI_INCLUDE" && NSAPI_INC_DIR="-I$NSAPI_INCLUDE"
260     NSAPI_INCLUDE="$WANT_NSAPI/plugins/include"
261     AC_MSG_RESULT(iPlanet 4.x / SunONE 6.x style)
262     AC_CHECK_HEADERS([$NSAPI_INCLUDE/nsapi.h])
263     NSAPI_INCLUDE="$NSAPI_INC_DIR -I$NSAPI_INCLUDE"
264   fi
265   if test "$NSAPI_INCLUDE" = ""; then
266     AC_MSG_ERROR(Please check you have nsapi.h in either $WANT_NSAPI/include or $WANT_NSAPI/plugins/include)
267   fi
268 fi
269
270 AC_SUBST(NSAPI_INCLUDE)
271
272 # always output the Makefile, even if you don't use it
273 AC_CONFIG_FILES([nsapi_shib/Makefile])
274 AM_CONDITIONAL(BUILD_NSAPI,test ! "$WANT_NSAPI" = "no")
275
276 # add the NSAPI module to the list of wanted subdirs..
277 if test ! "$WANT_NSAPI" = "no" ; then
278     WANT_SUBDIRS="$WANT_SUBDIRS nsapi_shib"
279 fi
280
281 #
282 # If no --enable-apache-xx specified 
283 # find a default and fake the specific parameters
284 #
285
286 # simple macro to peek at an enable or a with
287 AC_DEFUN([Peek],
288 if test "[${[$1]_][$2]+set}" = set; then
289   peekval="${[$1]_[$2]}"
290   $3
291 fi; dnl
292 )
293
294 AC_MSG_CHECKING(if default apache needed)
295 need_default=yes
296 Peek(enable,apache_13,need_default=no)
297 Peek(enable,apache_20,need_default=no)
298 Peek(enable,apache_22,need_default=no)
299 AC_MSG_RESULT($need_default)
300
301 if test "$need_default" = "yes"; then
302   # find an apxs, then the httpd
303   xs=
304   Peek(with,apxs,xs="$peekval")
305   Peek(with,apxs2,xs="$peekval")
306   Peek(with,apxs22,xs="$peekval")
307   if test "x$xs" = "x"; then
308      AC_PATH_PROGS(xs, apxs2 apxs,
309         AC_MSG_ERROR(No apxs, no apache found.  Try --with-apxs),
310         [/usr/local/apache2/bin:/usr/local/apache/bin:/usr/sbin:$PATH])
311   fi
312   # ask the daemon for the version and set parameters
313   AC_MSG_CHECKING(default apache version)
314   httpd="`$xs -q SBINDIR`/`$xs -q TARGET`"
315   if test "x$httpd" != "x"; then
316      v=`$httpd -v|$SED -n -e 's/.*Apache\/\.*//p'`
317      case $v in
318        1.3*)   [enable_apache_13]=yes
319                [with_apxs]=$xs
320                AC_MSG_RESULT(1.3)
321                ;;
322        2.0*)   [enable_apache_20]=yes
323                [with_apxs2]=$xs
324                AC_MSG_RESULT(2.0)
325                ;;
326        2.2*)   [enable_apache_22]=yes
327                [with_apxs22]=$xs
328                AC_MSG_RESULT(2.2)
329                ;;
330        *)      AC_MSG_ERROR(unusable apache versions: $v. Try setting --with-apxs)
331      esac
332   else 
333      AC_MSG_RESULT(cannot determine version.  Try setting --with-apxs)
334   fi
335 fi
336
337 # Apache 1.3 (mod_shib_13)
338 #   --enable-apache-13
339 #   --with-apxs      (DSO build, the normal way, uses apxs to derive build flags)
340
341 AC_ARG_ENABLE(apache-13,
342         AC_HELP_STRING([--enable-apache-13], [enable the Apache 1.3 module]),
343         [ if test "x$enableval" = "x" ; then
344               WANT_APACHE_13=yes
345           else
346               WANT_APACHE_13="$enableval"
347           fi
348         ],[ WANT_APACHE_13=no ])
349 AC_MSG_CHECKING(whether to build Apache 1.3 module)
350 if test "$WANT_APACHE_13" != yes && test "$WANT_APACHE_13" != no ; then
351    WANT_APACHE_13=yes
352 fi
353 AC_MSG_RESULT($WANT_APACHE_13)
354
355 if test "$WANT_APACHE_13" = "yes" ; then
356     AC_ARG_WITH(apxs, 
357         AC_HELP_STRING([--with-apxs=FILE], [Specifies where to find the Apache 1.3 apxs script.]),
358         [
359         AC_MSG_CHECKING(for user-specified apxs name/location)
360         if test "$withval" != "no" ; then
361           if test "$withval" != "yes"; then
362             APXS=$withval
363             AC_MSG_RESULT("$withval")
364           fi
365         fi
366         ],
367         [
368         AC_PATH_PROG(APXS, apxs, no)
369         if test "$APXS" = "no" ; then
370           for i in /usr/sbin /usr/local/apache/bin ; do
371             if test "$APXS" = "no" && test -f "$i/apxs"; then
372               APXS="$i/apxs"
373             fi
374           done
375         fi
376         ])
377
378     AC_MSG_CHECKING([to see if apxs was located])
379     if test ! -f "$APXS" ; then
380         AC_MSG_RESULT(no)
381         AC_MSG_ERROR([Unable to locate apxs script. An Apache development package may be missing from your server, or you may need to use the --with-apxs option.])
382     fi
383     AC_MSG_RESULT($APXS)
384     AC_SUBST(APXS)
385
386     # extract settings we need from APXS -q
387     APXS_CC="`$APXS -q CC`"
388     APXS_CFLAGS="`$APXS -q CPPFLAGS` `$APXS -q CFLAGS` `$APXS -q CFLAGS_SHLIB`"
389     APXS_INCLUDE="`$APXS -q INCLUDEDIR`"
390 fi
391
392 AC_SUBST(APXS_CFLAGS)
393 AC_SUBST(APXS_INCLUDE)
394
395
396 # Apache 2.0 (mod_shib_20)
397 #   --enable-apache-20
398 #   --with-apxs2      (DSO build, the normal way, uses apxs to derive build flags)
399 #       --with-apr        (DSO build, APR development package installed separately)
400
401 AC_ARG_ENABLE(apache-20,
402         AC_HELP_STRING([--enable-apache-20], [enable the Apache 2.0 module]),
403         [ if test "x$enableval" = "x" ; then
404               WANT_APACHE_20=yes
405           else
406               WANT_APACHE_20="$enableval"
407           fi
408         ],[ WANT_APACHE_20=no ])
409 AC_MSG_CHECKING(whether to build Apache 2.0 module)
410 if test "$WANT_APACHE_20" != yes && test "$WANT_APACHE_20" != no ; then
411    WANT_APACHE_20=yes
412 fi
413 AC_MSG_RESULT($WANT_APACHE_20)
414
415 if test "$WANT_APACHE_20" = "yes" ; then
416     AC_ARG_WITH(apxs2, 
417         AC_HELP_STRING([--with-apxs2=FILE], [Specifies where to find the Apache 2.0 apxs script.]),
418         [
419         AC_MSG_CHECKING(for user-specified Apache2 apxs name/location)
420         if test "$withval" != "no" ; then
421           if test "$withval" != "yes"; then
422             APXS2=$withval
423             AC_MSG_RESULT("$withval")
424           fi
425         fi
426         ],
427         [
428         AC_PATH_PROG(APXS2, apxs2, no)
429         if test "$APXS2" = "no" ; then
430             AC_PATH_PROG(APXS2, apxs, no)
431         fi
432         if test "$APXS2" = "no" ; then
433           for i in /usr/sbin /usr/local/apache2/bin /usr/local/apache/bin ; do
434             if test "$APXS2" = "no" && test -f "$i/apxs2" ; then
435               APXS2="$i/apxs2"
436             fi
437           done
438           if test "$APXS2" = "no" ; then
439             for i in /usr/sbin /usr/local/apache2/bin /usr/local/apache/bin ; do
440               if test "$APXS2" = "no" && test -f "$i/apxs" ; then
441                 APXS2="$i/apxs"
442               fi
443             done
444           fi
445         fi
446         ])
447
448     AC_MSG_CHECKING([to see if Apache2 apxs was located])
449     if test ! -f "$APXS2" ; then
450         AC_MSG_RESULT(no)
451         AC_MSG_ERROR([Unable to locate Apache2 apxs script. An Apache development package may be missing from your server, or you may need to use the --with-apxs2 option.])
452     fi
453     AC_MSG_RESULT($APXS2)
454     AC_SUBST(APXS2)
455
456     # APR settings
457     AC_ARG_WITH(apr, 
458         AC_HELP_STRING([--with-apr=PATH], [where apr-config is installed]),
459         [
460         AC_MSG_CHECKING(for user-specified apr-config name/location)
461         if test "$withval" != "no" ; then
462             if test "$withval" != "yes"; then
463                 APR_CONFIG=$withval
464                 AC_MSG_RESULT("$withval")
465             fi
466         fi
467         ],
468         [
469         AC_PATH_PROG(APR_CONFIG, apr-config)
470         ])
471         if test -f "${APR_CONFIG}"; then
472         APR_CFLAGS="`${APR_CONFIG} --cflags` `${APR_CONFIG} --cppflags` `${APR_CONFIG} --includes`"
473     else
474         AC_MSG_ERROR([Unable to locate apr-config, may need --with-apr option.])
475     fi
476
477     # extract settings we need from APXS2 -q
478     APXS2_CC="`$APXS2 -q CC`"
479     APXS2_CFLAGS="`$APXS2 -q CPPFLAGS` `$APXS2 -q CFLAGS` `$APXS2 -q CFLAGS_SHLIB` $APR_CFLAGS"
480     APXS2_INCLUDE="`$APXS2 -q INCLUDEDIR`"
481 fi
482
483 AC_SUBST(APXS2_CFLAGS)
484 AC_SUBST(APXS2_INCLUDE)
485
486
487 # Apache 2.2 (mod_shib_22)
488 #   --enable-apache-22
489 #   --with-apxs22     (DSO build, the normal way, uses apxs to derive build flags)
490 #       --with-apr1       (DSO build, APR development package installed separately)
491
492 AC_ARG_ENABLE(apache-22,
493         AC_HELP_STRING([--enable-apache-22], [enable the Apache 2.2 module]),
494         [ if test "x$enableval" = "x" ; then
495               WANT_APACHE_22=yes
496           else
497               WANT_APACHE_22="$enableval"
498           fi
499         ],[ WANT_APACHE_22=no ])
500 AC_MSG_CHECKING(whether to build Apache 2.2 module)
501 if test "$WANT_APACHE_22" != yes && test "$WANT_APACHE_22" != no ; then
502    WANT_APACHE_22=yes
503 fi
504 AC_MSG_RESULT($WANT_APACHE_22)
505
506 if test "$WANT_APACHE_22" = "yes" ; then
507     AC_ARG_WITH(apxs22, 
508         AC_HELP_STRING([--with-apxs22=FILE], [Specifies where to find the Apache 2.2 apxs script.]),
509         [
510         AC_MSG_CHECKING(for user-specified Apache2.2 apxs name/location)
511         if test "$withval" != "no" ; then
512           if test "$withval" != "yes"; then
513             APXS22=$withval
514             AC_MSG_RESULT("$withval")
515           fi
516         fi
517         ],
518         [
519         AC_PATH_PROG(APXS22, apxs2, no)
520         if test "$APXS22" = "no" ; then
521             AC_PATH_PROG(APXS22, apxs, no)
522         fi
523         if test "$APXS22" = "no" ; then
524           for i in /usr/sbin /usr/local/apache2/bin /usr/local/apache/bin ; do
525             if test "$APXS22" = "no" && test -f "$i/apxs2" ; then
526               APXS22="$i/apxs2"
527             fi
528           done
529           if test "$APXS22" = "no" ; then
530             for i in /usr/sbin /usr/local/apache2/bin /usr/local/apache/bin ; do
531               if test "$APXS22" = "no" && test -f "$i/apxs" ; then
532                 APXS22="$i/apxs"
533               fi
534             done
535           fi
536         fi
537         ])
538
539     AC_MSG_CHECKING([to see if Apache2.2 apxs was located])
540     if test ! -f "$APXS22" ; then
541         AC_MSG_RESULT(no)
542         AC_MSG_ERROR([Unable to locate Apache2.2 apxs script. An Apache development package may be missing from your server, or you may need to use the --with-apxs22 option.])
543     fi
544     AC_MSG_RESULT($APXS22)
545     AC_SUBST(APXS22)
546
547     # APR1 settings
548     AC_ARG_WITH(apr1, 
549         AC_HELP_STRING([--with-apr1=PATH], [where apr-1-config is installed]),
550         [
551         AC_MSG_CHECKING(for user-specified apr-1-config name/location)
552         if test "$withval" != "no" ; then
553             if test "$withval" != "yes"; then
554                 APR1_CONFIG=$withval
555                 AC_MSG_RESULT("$withval")
556             fi
557         fi
558         ],
559         [
560         AC_PATH_PROG(APR1_CONFIG, apr-1-config)
561         ])
562         if test -f "${APR1_CONFIG}"; then
563         APR1_CFLAGS="`${APR1_CONFIG} --cflags` `${APR1_CONFIG} --cppflags` `${APR1_CONFIG} --includes`"
564     else
565         AC_MSG_ERROR([Unable to locate apr-1-config, may need --with-apr1 option.])
566     fi
567
568     # extract settings we need from APXS22 -q
569     APXS22_CC="`$APXS22 -q CC`"
570     APXS22_CFLAGS="`$APXS22 -q CPPFLAGS` `$APXS22 -q CFLAGS` `$APXS22 -q CFLAGS_SHLIB` $APR1_CFLAGS"
571     APXS22_INCLUDE="`$APXS22 -q INCLUDEDIR`"
572 fi
573
574 AC_SUBST(APXS22_CFLAGS)
575 AC_SUBST(APXS22_INCLUDE)
576
577 # always output the Makefile, even if you don't use it
578 AC_CONFIG_FILES([apache/Makefile])
579 AM_CONDITIONAL(BUILD_AP13,test "$WANT_APACHE_13" = "yes")
580 AM_CONDITIONAL(BUILD_AP20,test "$WANT_APACHE_20" = "yes")
581 AM_CONDITIONAL(BUILD_AP22,test "$WANT_APACHE_22" = "yes")
582
583 # add the apache module to the list of wanted subdirs..
584 if test "$WANT_APACHE_13" = "yes" || test "$WANT_APACHE_20" = "yes" || test "$WANT_APACHE_22" = "yes" ; then
585     WANT_SUBDIRS="$WANT_SUBDIRS apache"
586 fi
587
588
589 #
590 # Implement the checks of the ODBC Storage Service
591 #
592 # 1) Assume the user wants ODBC; if it's not found then just continue without
593 # 2) If the user specifically requested odbc, look for it and ERROR if not found
594 # 3) If the user specifically requested no odbc, don't build it.
595 #
596
597 AC_CONFIG_FILES([odbc-store/Makefile])
598
599 # determine whether we should enable the odbc ccache
600 AC_ARG_ENABLE([odbc],
601         AC_HELP_STRING([--disable-odbc], [disable the ODBC Storage Service]),
602         [odbc_enabled=$enableval], [odbc_enabled=default])
603
604 if test "x$odbc_enabled" = "x" ; then
605    odbc_enabled=yes
606 fi
607
608 # Are we trying to build ODBC?
609 AC_MSG_CHECKING(whether to build the ODBC storage service)
610 if test "$odbc_enabled" = "yes" ; then
611    build_odbc=yes
612    AC_MSG_RESULT(yes)
613 elif test "$odbc_enabled" = "default" ; then
614    build_odbc=yes
615    AC_MSG_RESULT([yes, if it can be found])
616 else
617    build_odbc=no
618    AC_MSG_RESULT(no)
619 fi
620
621 # If we're trying to build ODBC, try to find the odbc_config program.
622 if test "$build_odbc" = "yes" ; then
623    odbc_dir=""
624    AC_ARG_WITH(odbc,
625         AC_HELP_STRING([--with-odbc=PATH], [directory where odbc is installed]),
626             [if test "$with_odbc" = no ; then
627                AC_MSG_ERROR([Try running --disable-odbc instead.])
628              elif test "$with_odbc" != yes ; then
629                odbc_dir="$with_odbc/bin"
630              fi ])
631
632    AC_PATH_PROG(ODBC_CONFIG, odbc_config, no, $odbc_dir $PATH )
633
634    if test "$ODBC_CONFIG" = no ; then
635       if test "$odbc_enabled" = "yes" ; then
636         AC_MSG_ERROR(Cannot find odbc_config)
637       else
638         AC_MSG_WARN(ODBC not found, skipping.)
639       fi
640    fi
641 fi
642
643 if test "$build_odbc" = yes ; then
644    ODBC_CFLAGS=`$ODBC_CONFIG --cflags`
645    ODBC_CFLAGS=`eval echo $ODBC_CFLAGS`
646    ODBC_LIBS=`$ODBC_CONFIG --libs`
647    ODBC_LIBS=`eval echo $ODBC_LIBS`
648
649    save_CPPFLAGS="$CPPFLAGS"
650    CPPFLAGS="$CPPFLAGS $ODBC_CFLAGS"
651
652    AC_CHECK_HEADER([sql.h], [have_sql_h=yes], [have_sql_h=no])
653    if test "$have_sql_h" = no -a "$odbc_enabled" = "yes" ; then
654      AC_MSG_ERROR(unable to find ODBC header files)
655    fi
656
657    if test "$have_sql_h" = yes ; then
658       save_LIBS="$LIBS"
659       LIBS="$LIBS $ODBC_LIBS"
660       AC_MSG_CHECKING(if we can link againt ODBC)
661       AC_TRY_LINK(
662         [#include <sql.h>
663          #include <sqlext.h>
664          #include <stdio.h>],
665         [SQLSetEnvAttr(SQL_NULL_HANDLE, SQL_ATTR_CONNECTION_POOLING, (void*)SQL_CP_ONE_PER_HENV, 0)],
666         [have_odbc_libs=yes],
667         [have_odbc_libs=no])
668       LIBS="$save_LIBS"
669
670       if test "$have_odbc_libs" = no ; then
671          if test "$odbc_enabled" = "yes" ; then
672             AC_MSG_ERROR([unable to link with ODBC Library])
673          else
674             AC_MSG_RESULT(no, skipping ODBC)
675          fi
676       fi
677    fi
678
679    CPPFLAGS="$save_CPPFLAGS"
680 fi
681
682 # if have_odbc_libs=yes then go ahead with building ODBC
683 if test "$have_odbc_libs" = yes ; then
684    # this AC_MSG_RESULT is from above!
685    AC_MSG_RESULT(yes)
686    WANT_SUBDIRS="$WANT_SUBDIRS odbc-store"
687    AC_SUBST(ODBC_CFLAGS)
688    AC_SUBST(ODBC_LIBS)
689 fi
690
691
692 AC_SUBST(WANT_SUBDIRS)
693
694 if test -n "$APXS_CC" && test "$APXS_CC" != "$CC" ; then
695   echo "=================================================================="
696   echo "WARNING: You have chosen to compile Apache-1.3 modules with a different"
697   echo "         compiler than the one used to compile Apache."
698   echo ""
699   echo "    Current compiler:      $CC"
700   echo "   Apache's compiler:      $APXS_CC"
701   echo ""
702   echo "This could cause problems."
703   echo "=================================================================="
704 fi
705
706 if test -n "$APXS2_CC" && test "$APXS2_CC" != "$CC" ; then
707   echo "=================================================================="
708   echo "WARNING: You have chosen to compile Apache-2.0 modules with a different"
709   echo "         compiler than the one used to compile Apache."
710   echo ""
711   echo "    Current compiler:      $CC"
712   echo "   Apache's compiler:      $APXS2_CC"
713   echo ""
714   echo "This could cause problems."
715   echo "=================================================================="
716 fi
717
718 if test -n "$APXS22_CC" && test "$APXS22_CC" != "$CC" ; then
719   echo "=================================================================="
720   echo "WARNING: You have chosen to compile Apache-2.2 modules with a different"
721   echo "         compiler than the one used to compile Apache."
722   echo ""
723   echo "    Current compiler:      $CC"
724   echo "   Apache's compiler:      $APXS22_CC"
725   echo ""
726   echo "This could cause problems."
727   echo "=================================================================="
728 fi
729
730 LIBTOOL="$LIBTOOL --silent"
731
732 AC_OUTPUT
733