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Diffstat (limited to 'build/ac-macros/apache.m4')
| -rw-r--r-- | build/ac-macros/apache.m4 | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/build/ac-macros/apache.m4 b/build/ac-macros/apache.m4 new file mode 100644 index 0000000..196ad79 --- /dev/null +++ b/build/ac-macros/apache.m4 @@ -0,0 +1,178 @@ +dnl =================================================================== +dnl Licensed to the Apache Software Foundation (ASF) under one +dnl or more contributor license agreements. See the NOTICE file +dnl distributed with this work for additional information +dnl regarding copyright ownership. The ASF licenses this file +dnl to you under the Apache License, Version 2.0 (the +dnl "License"); you may not use this file except in compliance +dnl with the License. You may obtain a copy of the License at +dnl +dnl http://www.apache.org/licenses/LICENSE-2.0 +dnl +dnl Unless required by applicable law or agreed to in writing, +dnl software distributed under the License is distributed on an +dnl "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +dnl KIND, either express or implied. See the License for the +dnl specific language governing permissions and limitations +dnl under the License. +dnl =================================================================== +dnl +dnl Macros to find an Apache installation +dnl +dnl This will find an installed Apache. +dnl +dnl Note: If we don't have an installed Apache, then we can't install the +dnl (dynamic) mod_dav_svn.so module. +dnl + +AC_DEFUN(SVN_FIND_APACHE,[ +AC_REQUIRE([AC_CANONICAL_HOST]) + +HTTPD_WANTED_MMN="$1" + +AC_MSG_CHECKING(for Apache module support via DSO through APXS) +AC_ARG_WITH(apxs, + [AS_HELP_STRING([[--with-apxs[=FILE]]], + [Build shared Apache modules. FILE is the optional + pathname to the Apache apxs tool; defaults to + "apxs".])], +[ + if test "$withval" = "yes"; then + APXS=apxs + else + APXS="$withval" + fi + APXS_EXPLICIT=1 +]) + +if test -z "$APXS"; then + for i in /usr/sbin /usr/local/apache/bin /usr/local/apache2/bin /usr/bin ; do + if test -f "$i/apxs2"; then + APXS="$i/apxs2" + break + fi + if test -f "$i/apxs"; then + APXS="$i/apxs" + break + fi + done +fi + +if test -n "$APXS" && test "$APXS" != "no"; then + APXS_INCLUDE="`$APXS -q INCLUDEDIR`" + if test -r $APXS_INCLUDE/mod_dav.h; then + AC_MSG_RESULT(found at $APXS) + + AC_MSG_CHECKING([httpd version]) + AC_EGREP_CPP(VERSION_OKAY, + [ +#include "$APXS_INCLUDE/ap_mmn.h" +#if AP_MODULE_MAGIC_AT_LEAST($HTTPD_WANTED_MMN,0) +VERSION_OKAY +#endif], + [AC_MSG_RESULT([recent enough])], + [AC_MSG_RESULT([apache too old: mmn must be at least $HTTPD_WANTED_MMN]) + if test "$APXS_EXPLICIT" != ""; then + AC_MSG_ERROR([Apache APXS build explicitly requested, but apache version is too old]) + fi + APXS="" + ]) + + elif test "$APXS_EXPLICIT" != ""; then + AC_MSG_ERROR([no - APXS refers to an old version of Apache + Unable to locate $APXS_INCLUDE/mod_dav.h]) + else + AC_MSG_RESULT(no - Unable to locate $APXS_INCLUDE/mod_dav.h) + APXS="" + fi +else + AC_MSG_RESULT(no) +fi + +if test -n "$APXS" && test "$APXS" != "no"; then + AC_MSG_CHECKING([whether Apache version is compatible with APR version]) + apr_major_version="${apr_version%%.*}" + case "$apr_major_version" in + 0) + apache_minor_version_wanted_regex="0" + ;; + 1) + apache_minor_version_wanted_regex=["[1-4]"] + ;; + 2) + apache_minor_version_wanted_regex=["[3-4]"] + ;; + *) + AC_MSG_ERROR([unknown APR version]) + ;; + esac + old_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $SVN_APR_INCLUDES" + AC_EGREP_CPP([apache_minor_version= *\"$apache_minor_version_wanted_regex\"], + [ +#include "$APXS_INCLUDE/ap_release.h" +apache_minor_version=AP_SERVER_MINORVERSION], + [AC_MSG_RESULT([yes])], + [AC_MSG_RESULT([no]) + AC_MSG_ERROR([Apache version incompatible with APR version])]) + CPPFLAGS="$old_CPPFLAGS" +fi + +AC_ARG_WITH(apache-libexecdir, + [AS_HELP_STRING([[--with-apache-libexecdir[=PATH]]], + [Install Apache modules to PATH instead of Apache's + configured modules directory; PATH "no" + or --without-apache-libexecdir means install + to LIBEXECDIR.])], +[ + APACHE_LIBEXECDIR="$withval" +]) + +if test -n "$APXS" && test "$APXS" != "no"; then + APXS_CC="`$APXS -q CC`" + APACHE_INCLUDES="$APACHE_INCLUDES -I$APXS_INCLUDE" + + if test -z "$APACHE_LIBEXECDIR"; then + APACHE_LIBEXECDIR="`$APXS -q libexecdir`" + elif test "$APACHE_LIBEXECDIR" = 'no'; then + APACHE_LIBEXECDIR="$libexecdir" + fi + + BUILD_APACHE_RULE=apache-mod + INSTALL_APACHE_RULE=install-mods-shared + + case $host in + *-*-cygwin*) + APACHE_LDFLAGS="-shrext .so" + ;; + esac +else + echo "==================================================================" + echo "WARNING: skipping the build of mod_dav_svn" + echo " try using --with-apxs" + echo "==================================================================" +fi + +AC_SUBST(APXS) +AC_SUBST(APACHE_LDFLAGS) +AC_SUBST(APACHE_INCLUDES) +AC_SUBST(APACHE_LIBEXECDIR) + +# there aren't any flags that interest us ... +#if test -n "$APXS" && test "$APXS" != "no"; then +# CFLAGS="$CFLAGS `$APXS -q CFLAGS CFLAGS_SHLIB`" +#fi + +if test -n "$APXS_CC" && test "$APXS_CC" != "$CC" ; then + echo "==================================================================" + echo "WARNING: You have chosen to compile Subversion with a different" + echo " compiler than the one used to compile Apache." + echo "" + echo " Current compiler: $CC" + echo " Apache's compiler: $APXS_CC" + echo "" + echo "This could cause some problems." + echo "==================================================================" +fi + +]) |