configure.ac

   1 dnl $Id$
   2
   3 AC_PREREQ([2.50])
   4 AC_INIT([shibboleth], [0.1], [mace-shib-users@internet2.edu], [shibboleth])
   5 AM_CONFIG_HEADER(config.h)
   6 AM_INIT_AUTOMAKE
   7
   8 sinclude(acx_pthread.m4)
   9
  10 AC_PROG_CC([gcc3 gcc cc])
  11 AC_PROG_CXX([g++3 g++ c++ CC])
  12 AC_DISABLE_STATIC
  13 AC_PROG_LIBTOOL
  14
  15 AC_LANG(C++)
  16
  17 # Checks for typedefs, structures, and compiler characteristics.
  18 AC_C_CONST
  19 AC_TYPE_SIZE_T
  20 AC_STRUCT_TM
  21
  22 # Checks for library functions.
  23 AC_FUNC_STRFTIME
  24 AC_CHECK_FUNCS([strchr strdup strstr gmtime_r])
  25 AC_CHECK_HEADERS([dlfcn.h])
  26
  27 # C++ requirements
  28 AC_CXX_REQUIRE_STL
  29 AC_CXX_NAMESPACES
  30
  31 AC_CHECK_FUNC(xdr_uint64_t,,
  32         [CFLAGS="$CFLAGS -DNEED_XDR_LONGLONG"
  33          CXXFLAGS="$CXXFLAGS -DNEED_XDR_LONGLONG"])
  34
  35 # checks for pthreads
  36 ACX_PTHREAD([enable_threads="pthread"],[enable_threads="no"])
  37 if test $enable_threads != "pthread"; then
  38     AC_MSG_ERROR([unable to find pthreads, currently this is required])
  39 else
  40     AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.])
  41     LIBS="$PTHREAD_LIBS $LIBS"
  42     CFLAGS="$PTHREAD_CFLAGS $CFLAGS"
  43     CXXFLAGS="$PTHREAD_CFLAGS $CXXFLAGS"
  44 fi
  45
  46 AC_ARG_WITH(xerces,
  47             AC_HELP_STRING([--with-xerces=PATH], [where xerces-c is installed]),
  48             [if test x_$with_xerces != x_/usr; then
  49                 LDFLAGS="-L${with_xerces}/lib $LDFLAGS"
  50                 CPPFLAGS="-I${with_xerces}/include $CPPFLAGS"
  51             fi])
  52
  53
  54 AC_ARG_WITH(openssl,
  55             AC_HELP_STRING([--with-openssl=PATH], [where openssl is installed]),
  56             [if test x_$with_openssl != x_/usr; then
  57                 LDFLAGS="-L${with_openssl}/lib $LDFLAGS"
  58                 CPPFLAGS="-I${with_openssl}/include $CPPFLAGS"
  59             fi])
  60
  61 AC_ARG_WITH(log4cpp,
  62             AC_HELP_STRING([--with-log4cpp=PATH], [where log4cpp is installed]),
  63             [if test x_$with_log4cpp != x_/usr; then
  64                 LDFLAGS="-L${with_log4cpp}/lib $LDFLAGS"
  65                 CPPFLAGS="-I${with_log4cpp}/include $CPPFLAGS"
  66             fi])
  67
  68 AC_ARG_WITH(saml,
  69             AC_HELP_STRING([--with-saml=PATH], [where saml is installed]),
  70             [if test x_$with_saml != x_/usr; then
  71                 LDFLAGS="-L${with_saml}/lib $LDFLAGS"
  72                 CPPFLAGS="-I${with_saml}/include $CPPFLAGS"
  73             fi])
  74
  75 AC_CHECK_HEADER([xercesc/dom/DOM.hpp],,
  76                 AC_MSG_ERROR([unable to find xerces header files]))
  77 saved_LIBS="$LIBS"
  78 LIBS="-lxerces-c $LIBS"
  79 AC_TRY_LINK(
  80         [#include <xercesc/util/PlatformUtils.hpp>],
  81         [XMLPlatformUtils::Initialize()],
  82         [AC_DEFINE(HAVE_LIBXERCESC,1,[Define if Xerces-C library was found])],
  83         [AC_MSG_ERROR([unable to link with Xerces])
  84                 LIBS="$saved_LIBS"
  85         ])
  86
  87 AC_CHECK_HEADER([openssl/ssl.h],,
  88                 AC_MSG_ERROR([unable to find openssl header files]))
  89 AC_CHECK_LIB([crypto], [ERR_load_CRYPTO_strings],,
  90              AC_MSG_ERROR([unable to link with openssl libraries]))
  91 AC_CHECK_LIB([ssl], [SSL_library_init],,
  92              AC_MSG_ERROR([unable to link with openssl libraries]))
  93
  94 AC_CHECK_HEADER([log4cpp/Category.hh],,
  95                 AC_MSG_ERROR([unable to find log4cpp header files]))
  96
  97 AC_CHECK_HEADER([saml/saml.h],,
  98                 AC_MSG_ERROR([unable to find saml header files]))
  99
 100 saved_LIBS="$LIBS"
 101 LIBS="-llog4cpp $LIBS"
 102 AC_TRY_LINK(
 103         [#include <log4cpp/Category.hh>],
 104         [log4cpp::Category::getInstance("foo")],
 105         [AC_DEFINE(HAVE_LIBLOG4CPP,1,[Define if log4cpp library was found])],
 106         [AC_MSG_ERROR([unable to link with log4cpp])
 107                 LIBS="$saved_LIBS"
 108         ])
 109
 110 saved_LIBS="$LIBS"
 111 LIBS="-lsaml $LIBS"
 112 AC_TRY_LINK(
 113         [#include <saml/saml.h>],
 114         [saml::SAMLConfig::getConfig()],
 115         [AC_DEFINE(HAVE_SAML,1,[Define if saml library was found])],
 116         [AC_MSG_ERROR([unable to link with saml])
 117                 LIBS="$saved_LIBS"
 118         ])
 119
 120 # output the underlying makefiles
 121 WANT_SUBDIRS="shib schemas eduPerson shib-target shar test"
 122 AC_CONFIG_FILES([Makefile shib/Makefile schemas/Makefile eduPerson/Makefile \
 123                             shib-target/Makefile shar/Makefile test/Makefile])
 124
 125 # Much of this is taken from mod_dav.
 126 # The basic idea is to use configure options to control whether/which types
 127 # of web server modules get built. We assume there may eventually be multiple
 128 # types (Apache 1/2, iPlanet, others).
 129
 130 # Apache 1.3 (mod_shire/mod_shibrm)
 131 #   --with-apache   (static build, no idea how to do this yet, so not supported)
 132 #   --with-apxs     (DSO build, the normal way, uses apxs to derive build flags)
 133 #   --without-apxs  (DSO build, you tell us how to build using the environment)
 134
 135 AC_MSG_CHECKING([for dynamic Apache module support (w/ or w/o APXS)])
 136 AC_ARG_WITH(apxs,
 137 [  --with-apxs[=FILE]        Build shared Apache module(s). FILE is the optional
 138                           pathname to the Apache apxs tool; defaults to "apxs".],
 139 [
 140     if test "$withval" = "yes"; then
 141       for i in /usr/sbin /usr/local/apache/bin ; do
 142         if test -f "$i/apxs"; then
 143           APXS="$i/apxs"
 144         fi
 145       done
 146       if test -z "$APXS"; then
 147         APXS=apxs
 148       fi
 149     else
 150       APXS="$withval"
 151     fi
 152 ])
 153
 154 if test "$APXS" = "no"; then
 155
 156     # --without-apxs means you want the modules,
 157     #       but want to tell us how to build them
 158     AC_MSG_RESULT(yes, but use environment, not apxs)
 159     echo
 160     echo "Did you set one or more of these?"
 161     echo
 162     echo "APXS_CFLAGS APXS_PREFIX APXS_INCLUDE APXS_LIBEXEC APXS_SYSCONFDIR"
 163     echo
 164
 165     AC_MSG_NOTICE([APXS_CFLAGS is $APXS_CFLAGS])
 166
 167     # try and find the Apache root
 168     if test -z "$APXS_PREFIX"; then
 169         if test -d "/usr/local/apache"; then
 170             APXS_PREFIX="/usr/local/apache"
 171         else
 172             AC_MSG_ERROR([You MUST set APXS_PREFIX so the right Apache can be located!])
 173         fi
 174     elif test ! -d "$APXS_PREFIX"; then
 175         AC_MSG_ERROR([APXS_PREFIX of $APXS_PREFIX cannot be found])
 176     fi
 177     AC_MSG_NOTICE([APXS_PREFIX is $APXS_PREFIX])
 178
 179
 180     # other subfolders might be derived from APXS_PREFIX
 181     if test -z "$APXS_INCLUDE"; then
 182         if test -f "$APXS_PREFIX/include/httpd.h"; then
 183             APXS_INCLUDE="$APXS_PREFIX/include"
 184         else
 185             AC_MSG_ERROR([can't find Apache include files beneath $APXS_PREFIX])
 186         fi
 187     elif ! test -f "$APXS_INCLUDE/httpd.h"; then
 188         AC_MSG_ERROR([APXS_INCLUDE of $APXS_INCLUDE does not contain Apache headers])
 189     fi
 190     AC_MSG_NOTICE([APXS_INCLUDE is $APXS_INCLUDE])
 191
 192     if test -z "$APXS_LIBEXEC"; then
 193         if test -d "$APXS_PREFIX/libexec"; then
 194             APXS_LIBEXEC="$APXS_PREFIX/libexec"
 195         elif test -d "$APXS_PREFIX/modules"; then
 196             APXS_LIBEXEC="$APXS_PREFIX/modules"
 197         else
 198             AC_MSG_ERROR([can't find Apache libexec/module directory beneath $APXS_PREFIX])
 199         fi
 200     elif ! test -d "$APXS_LIBEXEC"; then
 201         AC_MSG_ERROR([APXS_LIBEXEC of $APXS_LIBEXEC does not exist])
 202     fi
 203     AC_MSG_NOTICE([APXS_LIBEXEC is $APXS_LIBEXEC])
 204
 205     if test -z "$APXS_SYSCONFDIR"; then
 206         if test -d "$APXS_PREFIX/conf"; then
 207             APXS_SYSCONFDIR="$APXS_PREFIX/conf"
 208         else
 209             AC_MSG_ERROR([can't find Apache conf directory beneath $APXS_PREFIX])
 210         fi
 211     elif ! test -d "$APXS_SYSCONFDIR"; then
 212         AC_MSG_ERROR([APXS_SYSCONFDIR of $APXS_SYSCONFDIR does not exist])
 213     fi
 214     AC_MSG_NOTICE([APXS_SYSCONFDIR is $APXS_SYSCONFDIR])
 215
 216     WANT_APACHE="yes"
 217
 218 elif test -n "$APXS"; then
 219
 220     # extract settings we need from APXS -q
 221     APXS_CC="`$APXS -q CC`"
 222     APXS_CFLAGS="`$APXS -q CFLAGS` `$APXS -q CFLAGS_SHLIB`"
 223     APXS_INCLUDE="`$APXS -q INCLUDEDIR`"
 224     APXS_LIBEXEC="`$APXS -q LIBEXECDIR`"
 225     APXS_SYSCONFDIR="`$APXS -q SYSCONFDIR`"
 226
 227     AC_SUBST(APXS)
 228     AC_MSG_RESULT(found at $APXS)
 229
 230     if test -z "`$APXS -q LD_SHLIB`" || test "$APXS_LIBEXEC" = "modules"; then
 231             AC_MSG_ERROR(
 232 [Your APXS installation is broken and cannot be used.
 233     Please see http://www.webdav.org/mod_dav/install.html#apxs for
 234     more information.])
 235     fi
 236
 237     WANT_APACHE="yes"
 238
 239 else
 240     # guess we're not doing Apache 1.3
 241     AC_MSG_RESULT(no)
 242     WANT_APACHE="no"
 243 fi
 244
 245 AM_CONDITIONAL(HAVE_APXS,test -n "$APXS")
 246
 247 if test "$WANT_APACHE" = "yes"; then
 248     AC_ARG_WITH(apreq,
 249                 AC_HELP_STRING([--with-apreq=PATH], [where libapreq is installed]),
 250                 [if test x_$with_apreq != x_/usr; then
 251                     LDFLAGS="-L${with_apreq}/lib $LDFLAGS"
 252                     CPPFLAGS="-I${with_apreq}/include $CPPFLAGS"
 253                 fi])
 254
 255     saved_CPPFLAGS="$CPPFLAGS"
 256     CPPFLAGS="-I$APXS_INCLUDE $APXS_CFLAGS $CPPFLAGS"
 257     AC_CHECK_HEADER([libapreq/apache_request.h],,
 258                 AC_MSG_ERROR([unable to find apreq header files]))
 259
 260 dnl    saved_LIBS="$LIBS"
 261 dnl    LIBS="-lapreq $LIBS"
 262 dnl    AC_TRY_LINK(
 263 dnl        [#include <libapreq/apache_request.h>],
 264 dnl        [ApacheRequest_expires],
 265 dnl        [AC_DEFINE(HAVE_APREQ,1,[Define if apreq library was found])],
 266 dnl        [AC_MSG_ERROR([unable to link with apreq])
 267 dnl        ])
 268 dnl    LIBS="$saved_LIBS"
 269     CPPFLAGS="$saved_CPPFLAGS"
 270
 271     AC_ARG_ENABLE([apxs-install],
 272         AC_HELP_STRING([--enable-apxs-install],
 273                         [use apxs to install the apache modules]),
 274         APXS_INSTALL="yes", )
 275
 276
 277     AC_SUBST(APXS_CFLAGS)
 278     AC_SUBST(APXS_INCLUDE)
 279     AC_SUBST(APXS_LIBEXEC)
 280     AC_SUBST(APXS_SYSCONFDIR)
 281
 282     # output the Apache 1.3 makefiles
 283     WANT_SUBDIRS="$WANT_SUBDIRS mod_shire mod_shibrm"
 284     AC_CONFIG_FILES([mod_shire/Makefile mod_shibrm/Makefile])
 285 fi
 286
 287 AM_CONDITIONAL(DO_APXS_INSTALL,test -n "$APXS_INSTALL")
 288
 289 AC_SUBST(WANT_SUBDIRS)
 290
 291 if test -n "$APXS_CC" && test "$APXS_CC" != "$CC" ; then
 292   echo "=================================================================="
 293   echo "WARNING: You have chosen to compile Apache modules with a different"
 294   echo "         compiler than the one used to compile Apache."
 295   echo ""
 296   echo "    Current compiler:      $CC"
 297   echo "   Apache's compiler:      $APXS_CC"
 298   echo ""
 299   echo "This could cause some problems."
 300   echo "=================================================================="
 301 fi
 302
 303 AC_OUTPUT
 304