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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
])
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