]> granicus.if.org Git - apache/blobdiff - acinclude.m4
Update mergeinfo only: r1735891 was merged to 2.4.x in r1787728.
[apache] / acinclude.m4
index b9d3fdf72416dfba059f95a511e4f79e7f2f3df8..ce1d637dd9a040f9a65e641c2fe34a6eacb16f8d 100644 (file)
@@ -4,25 +4,27 @@ dnl Autoconf 2.50 can not handle substr correctly.  It does have
 dnl AC_HELP_STRING, so let's try to call it if we can.
 dnl Note: this define must be on one line so that it can be properly returned
 dnl as the help string.
-AC_DEFUN(APACHE_HELP_STRING,[ifelse(regexp(AC_ACVERSION, 2\.1), -1, AC_HELP_STRING($1,$2),[  ]$1 substr([                       ],len($1))$2)])dnl
+AC_DEFUN([APACHE_HELP_STRING],[ifelse(regexp(AC_ACVERSION, 2\.1), -1, AC_HELP_STRING($1,$2),[  ]$1 substr([                       ],len($1))$2)])dnl
 
 dnl APACHE_SUBST(VARIABLE)
 dnl Makes VARIABLE available in generated files
 dnl (do not use @variable@ in Makefiles, but $(variable))
-AC_DEFUN(APACHE_SUBST,[
+AC_DEFUN([APACHE_SUBST],[
   APACHE_VAR_SUBST="$APACHE_VAR_SUBST $1"
   AC_SUBST($1)
 ])
 
 dnl APACHE_FAST_OUTPUT(FILENAME)
 dnl Perform substitutions on FILENAME (Makefiles only)
-AC_DEFUN(APACHE_FAST_OUTPUT,[
+AC_DEFUN([APACHE_FAST_OUTPUT],[
   APACHE_FAST_OUTPUT_FILES="$APACHE_FAST_OUTPUT_FILES $1"
 ])
 
 dnl APACHE_GEN_CONFIG_VARS
 dnl Creates config_vars.mk
-AC_DEFUN(APACHE_GEN_CONFIG_VARS,[
+AC_DEFUN([APACHE_GEN_CONFIG_VARS],[
+  APACHE_SUBST(HTTPD_VERSION)
+  APACHE_SUBST(HTTPD_MMN)
   APACHE_SUBST(abs_srcdir)
   APACHE_SUBST(bindir)
   APACHE_SUBST(sbindir)
@@ -88,6 +90,8 @@ AC_DEFUN(APACHE_GEN_CONFIG_VARS,[
   APACHE_SUBST(MK_IMPLIB)
   APACHE_SUBST(MKDEP)
   APACHE_SUBST(INSTALL_PROG_FLAGS)
+  APACHE_SUBST(MPM_MODULES)
+  APACHE_SUBST(ENABLED_MPM_MODULE)
   APACHE_SUBST(DSO_MODULES)
   APACHE_SUBST(ENABLED_DSO_MODULES)
   APACHE_SUBST(LOAD_ALL_MODULES)
@@ -102,7 +106,7 @@ AC_DEFUN(APACHE_GEN_CONFIG_VARS,[
 
   abs_srcdir="`(cd $srcdir && pwd)`"
 
-  echo creating config_vars.mk
+  AC_MSG_NOTICE([creating config_vars.mk])
   test -d build || $mkdir_p build
   > build/config_vars.mk
   for i in $APACHE_VAR_SUBST; do
@@ -112,23 +116,16 @@ AC_DEFUN(APACHE_GEN_CONFIG_VARS,[
 
 dnl APACHE_GEN_MAKEFILES
 dnl Creates Makefiles
-AC_DEFUN(APACHE_GEN_MAKEFILES,[
+AC_DEFUN([APACHE_GEN_MAKEFILES],[
   $SHELL $srcdir/build/fastgen.sh $srcdir $ac_cv_mkdir_p $BSD_MAKEFILE $APACHE_FAST_OUTPUT_FILES
 ])
 
-dnl ## APACHE_OUTPUT(file)
-dnl ## adds "file" to the list of files generated by AC_OUTPUT
-dnl ## This macro can be used several times.
-AC_DEFUN(APACHE_OUTPUT, [
-  APACHE_OUTPUT_FILES="$APACHE_OUTPUT_FILES $1"
-])
-
 dnl
 dnl APACHE_TYPE_RLIM_T
 dnl
 dnl If rlim_t is not defined, define it to int
 dnl
-AC_DEFUN(APACHE_TYPE_RLIM_T, [
+AC_DEFUN([APACHE_TYPE_RLIM_T], [
   AC_CACHE_CHECK([for rlim_t], ac_cv_type_rlim_t, [
     AC_TRY_COMPILE([
 #include <sys/types.h>
@@ -145,20 +142,33 @@ AC_DEFUN(APACHE_TYPE_RLIM_T, [
   fi
 ])
 
+dnl the list of build variables which are available for customization on a
+dnl per module subdir basis (to be inserted into modules.mk with a "MOD_"
+dnl prefix, i.e. MOD_CFLAGS etc.). Used in APACHE_MODPATH_{INIT,FINISH}.
+define(mod_buildvars, [CFLAGS CXXFLAGS CPPFLAGS LDFLAGS LIBS INCLUDES])
+dnl
 dnl APACHE_MODPATH_INIT(modpath)
-AC_DEFUN(APACHE_MODPATH_INIT,[
+AC_DEFUN([APACHE_MODPATH_INIT],[
   current_dir=$1
   modpath_current=modules/$1
   modpath_static=
   modpath_shared=
+  for var in mod_buildvars; do
+    eval MOD_$var=
+  done
   test -d $1 || $srcdir/build/mkdir.sh $modpath_current
   > $modpath_current/modules.mk
 ])dnl
 dnl
-AC_DEFUN(APACHE_MODPATH_FINISH,[
+AC_DEFUN([APACHE_MODPATH_FINISH],[
   echo "DISTCLEAN_TARGETS = modules.mk" >> $modpath_current/modules.mk
   echo "static = $modpath_static" >> $modpath_current/modules.mk
   echo "shared = $modpath_shared" >> $modpath_current/modules.mk
+  for var in mod_buildvars; do
+    if eval val=\"\$MOD_$var\"; test -n "$val"; then
+      echo "MOD_$var = $val" >> $modpath_current/modules.mk
+    fi
+  done
   if test ! -z "$modpath_static" -o ! -z "$modpath_shared"; then
     MODULE_DIRS="$MODULE_DIRS $current_dir"
   else
@@ -168,7 +178,7 @@ AC_DEFUN(APACHE_MODPATH_FINISH,[
 ])dnl
 dnl
 dnl APACHE_MODPATH_ADD(name[, shared[, objects [, ldflags[, libs]]]])
-AC_DEFUN(APACHE_MODPATH_ADD,[
+AC_DEFUN([APACHE_MODPATH_ADD],[
   if test -z "$3"; then
     objects="mod_$1.lo"
   else
@@ -214,7 +224,7 @@ dnl config   -- configuration logic to run if the MPM is enabled
 dnl path     -- relative path to MPM (default: server/mpm/mpmname)
 dnl libs     -- libs needed by this MPM
 dnl
-AC_DEFUN(APACHE_MPM_MODULE,[
+AC_DEFUN([APACHE_MPM_MODULE],[
     if ap_mpm_is_enabled $1; then
         if test -z "$3"; then
             objects="$1.lo"
@@ -254,10 +264,10 @@ DISTCLEAN_TARGETS = modules.mk
 static =
 shared = $libname
 EOF
+            MPM_MODULES="$MPM_MODULES mpm_$1"
             # add default MPM to LoadModule list
             if test $1 = $default_mpm; then
-                DSO_MODULES="$DSO_MODULES mpm_$1"
-                ENABLED_DSO_MODULES="${ENABLED_DSO_MODULES},mpm_$1"
+                ENABLED_MPM_MODULE="mpm_$1"
             fi
         fi
         $4
@@ -265,7 +275,7 @@ EOF
 ])dnl
 
 dnl
-dnl APACHE_MODULE(name, helptext[, objects[, structname[, default[, config]]]])
+dnl APACHE_MODULE(name, helptext[, objects[, structname[, default[, config[, prereq_module]]]]])
 dnl
 dnl default is one of:
 dnl   yes    -- enabled by default. user must explicitly disable.
@@ -282,43 +292,54 @@ dnl            setting. otherwise, fall under the "all" setting.
 dnl            explicit yes/no always overrides, except if the user selects
 dnl            "reallyall".
 dnl
-AC_DEFUN(APACHE_MODULE,[
+dnl prereq_module is a module (without the "mod_" prefix) that must be enabled
+dnl   if the current module is enabled.  If the current module is built
+dnl   statically, prereq_module must be built statically, too.  If these
+dnl   conditions are not fulfilled, configure will abort if the current module
+dnl   has been enabled explicitly. Otherwise, configure will disable the
+dnl   current module.
+dnl   prereq_module's APACHE_MODULE() statement must have been processed
+dnl   before the current APACHE_MODULE() statement.
+dnl
+AC_DEFUN([APACHE_MODULE],[
   AC_MSG_CHECKING(whether to enable mod_$1)
   define([optname],[--]ifelse($5,yes,disable,enable)[-]translit($1,_,-))dnl
   AC_ARG_ENABLE(translit($1,_,-),APACHE_HELP_STRING(optname(),$2),force_$1=$enableval,enable_$1=ifelse($5,,maybe-all,$5))
   undefine([optname])dnl
   _apmod_extra_msg=""
-  dnl When --enable-modules=most or --enable-modules=(really)all is set and the
-  dnl module was not explicitly requested, allow a module to disable itself if
+  dnl If the module was not explicitly requested, allow it to disable itself if
   dnl its pre-reqs fail.
   case "$enable_$1" in
     yes|static|shared)
       _apmod_required="yes"
       ;;
     *)
-      case "$module_selection" in
-      reallyall|all|most)
-        _apmod_required="no"
-        ;;
-      *)
-        _apmod_required="yes"
-        ;;
-      esac
+      _apmod_required="no"
+      ;;
   esac
-  if test "$enable_$1" = "static"; then
-    enable_$1=static
+  if test "$enable_$1" = "static" -o "$enable_$1" = "shared"; then
+    :
   elif test "$enable_$1" = "yes"; then
     enable_$1=$module_default
+  elif test "$enable_$1" = "few"; then
+    if test "$module_selection" = "few" -o "$module_selection" = "most" -o \
+            "$module_selection" = "all" -o "$module_selection" = "reallyall"
+    then
+      enable_$1=$module_default
+    else
+      enable_$1=no
+    fi
+    _apmod_extra_msg=" ($module_selection)"
   elif test "$enable_$1" = "most"; then
     if test "$module_selection" = "most" -o "$module_selection" = "all" -o \
             "$module_selection" = "reallyall"
     then
       enable_$1=$module_default
-    elif test "$module_selection" = "few" -o "$module_selection" = "none"; then
+    else
       enable_$1=no
     fi
     _apmod_extra_msg=" ($module_selection)"
-  elif test "$enable_$1" = "maybe-all"; then
+  elif test "$enable_$1" = "all" -o "$enable_$1" = "maybe-all"; then
     if test "$module_selection" = "all" -o "$module_selection" = "reallyall"
     then
       enable_$1=$module_default
@@ -326,24 +347,39 @@ AC_DEFUN(APACHE_MODULE,[
     else
       enable_$1=no
     fi
-  elif test "$enable_$1" = "no" -a "$module_selection" = "reallyall" -a \
-            "$force_$1" != "no" ; then
+  elif test "$enable_$1" = "reallyall" -o "$enable_$1" = "no" ; then
+    if test "$module_selection" = "reallyall" -a "$force_$1" != "no" ; then
       enable_$1=$module_default
       _apmod_extra_msg=" ($module_selection)"
+    else
+      enable_$1=no
+    fi
+  else
+    enable_$1=no
   fi
   if test "$enable_$1" != "no"; then
     dnl If we plan to enable it, allow the module to run some autoconf magic
     dnl that may disable it because of missing dependencies.
-    ifelse([$6],,:,[AC_MSG_RESULT([checking dependencies])
-                    $6
-                    AC_MSG_CHECKING(whether to enable mod_$1)
-                    if test "$enable_$1" = "no"; then
-                      if test "$_apmod_required" = "no"; then
-                        _apmod_extra_msg=" (disabled)"
-                      else
-                        AC_MSG_ERROR([mod_$1 has been requested but can not be built due to prerequisite failures])
-                      fi
-                    fi])
+    ifelse([$6$7],,:,
+           [AC_MSG_RESULT([checking dependencies])
+            ifelse([$7],,:,[m4_foreach([prereq],[$7],
+                           [if test "$enable_[]prereq" = "no" ; then
+                              enable_$1=no
+                              AC_MSG_WARN("mod_[]prereq is disabled but required for mod_$1")
+                            elif test "$enable_$1" = "static" && test "$enable_[]prereq" != "static" ; then
+                              enable_$1=$enable_[]prereq
+                              AC_MSG_WARN("building mod_$1 shared because mod_[]prereq is built shared")
+                            el])se])
+            ifelse([$6],,:,[  $6])
+            ifelse([$7],,:,[fi])
+            AC_MSG_CHECKING(whether to enable mod_$1)
+            if test "$enable_$1" = "no"; then
+              if test "$_apmod_required" = "no"; then
+                _apmod_extra_msg=" (disabled)"
+              else
+                AC_MSG_ERROR([mod_$1 has been requested but can not be built due to prerequisite failures])
+              fi
+            fi])
   fi
   AC_MSG_RESULT($enable_$1$_apmod_extra_msg)
   if test "$enable_$1" != "no"; then
@@ -355,7 +391,6 @@ AC_DEFUN(APACHE_MODULE,[
       fi
       shared="";;
     *)
-      enable_$1=`echo $enable_$1|sed 's/shared,*//'`
       sharedobjs=yes
       shared=yes
       DSO_MODULES="$DSO_MODULES $1"
@@ -374,7 +409,7 @@ AC_DEFUN(APACHE_MODULE,[
 dnl
 dnl APACHE_ENABLE_MODULES
 dnl
-AC_DEFUN(APACHE_ENABLE_MODULES,[
+AC_DEFUN([APACHE_ENABLE_MODULES],[
   module_selection=most
   module_default=shared
 
@@ -434,7 +469,7 @@ AC_DEFUN(APACHE_ENABLE_MODULES,[
   ])
 ])
 
-AC_DEFUN(APACHE_REQUIRE_CXX,[
+AC_DEFUN([APACHE_REQUIRE_CXX],[
   if test -z "$apache_cxx_done"; then
     AC_PROG_CXX
     AC_PROG_CXXCPP
@@ -448,17 +483,19 @@ dnl
 dnl Configure for OpenSSL, giving preference to
 dnl "--with-ssl=<path>" if it was specified.
 dnl
-AC_DEFUN(APACHE_CHECK_OPENSSL,[
+AC_DEFUN([APACHE_CHECK_OPENSSL],[
   AC_CACHE_CHECK([for OpenSSL], [ac_cv_openssl], [
     dnl initialise the variables we use
     ac_cv_openssl=no
     ap_openssl_found=""
     ap_openssl_base=""
     ap_openssl_libs=""
+    ap_openssl_mod_cflags=""
+    ap_openssl_mod_ldflags=""
 
     dnl Determine the OpenSSL base directory, if any
     AC_MSG_CHECKING([for user-provided OpenSSL base directory])
-    AC_ARG_WITH(ssl, APACHE_HELP_STRING(--with-ssl=DIR,OpenSSL base directory), [
+    AC_ARG_WITH(ssl, APACHE_HELP_STRING(--with-ssl=PATH,OpenSSL installation directory), [
       dnl If --with-ssl specifies a directory, we use that directory
       if test "x$withval" != "xyes" -a "x$withval" != "x"; then
         dnl This ensures $withval is actually a directory and that it is absolute
@@ -475,7 +512,6 @@ AC_DEFUN(APACHE_CHECK_OPENSSL,[
     saved_CPPFLAGS="$CPPFLAGS"
     saved_LIBS="$LIBS"
     saved_LDFLAGS="$LDFLAGS"
-    SSL_LIBS=""
 
     dnl Before doing anything else, load in pkg-config variables
     if test -n "$PKGCONFIG"; then
@@ -487,15 +523,24 @@ AC_DEFUN(APACHE_CHECK_OPENSSL,[
         PKG_CONFIG_PATH="${ap_openssl_base}/lib/pkgconfig${PKG_CONFIG_PATH+:}${PKG_CONFIG_PATH}"
         export PKG_CONFIG_PATH
       fi
-      ap_openssl_libs="`$PKGCONFIG --libs-only-l openssl 2>&1`"
+      AC_ARG_ENABLE(ssl-staticlib-deps,APACHE_HELP_STRING(--enable-ssl-staticlib-deps,[link mod_ssl with dependencies of OpenSSL's static libraries (as indicated by "pkg-config --static"). Must be specified in addition to --enable-ssl.]), [
+        if test "$enableval" = "yes"; then
+          PKGCONFIG_LIBOPTS="--static"
+        fi
+      ])
+      ap_openssl_libs="`$PKGCONFIG $PKGCONFIG_LIBOPTS --libs-only-l --silence-errors openssl`"
       if test $? -eq 0; then
         ap_openssl_found="yes"
         pkglookup="`$PKGCONFIG --cflags-only-I openssl`"
         APR_ADDTO(CPPFLAGS, [$pkglookup])
-        APR_ADDTO(INCLUDES, [$pkglookup])
-        pkglookup="`$PKGCONFIG --libs-only-L --libs-only-other openssl`"
+        APR_ADDTO(MOD_CFLAGS, [$pkglookup])
+        APR_ADDTO(ab_CFLAGS, [$pkglookup])
+        pkglookup="`$PKGCONFIG $PKGCONFIG_LIBOPTS --libs-only-L openssl`"
         APR_ADDTO(LDFLAGS, [$pkglookup])
-        APR_ADDTO(SSL_LIBS, [$pkglookup])
+        APR_ADDTO(MOD_LDFLAGS, [$pkglookup])
+        pkglookup="`$PKGCONFIG $PKGCONFIG_LIBOPTS --libs-only-other openssl`"
+        APR_ADDTO(LDFLAGS, [$pkglookup])
+        APR_ADDTO(MOD_LDFLAGS, [$pkglookup])
       fi
       PKG_CONFIG_PATH="$saved_PKG_CONFIG_PATH"
     fi
@@ -503,21 +548,22 @@ AC_DEFUN(APACHE_CHECK_OPENSSL,[
     dnl fall back to the user-supplied directory if not found via pkg-config
     if test "x$ap_openssl_base" != "x" -a "x$ap_openssl_found" = "x"; then
       APR_ADDTO(CPPFLAGS, [-I$ap_openssl_base/include])
-      APR_ADDTO(INCLUDES, [-I$ap_openssl_base/include])
+      APR_ADDTO(MOD_CFLAGS, [-I$ap_openssl_base/include])
+      APR_ADDTO(ab_CFLAGS, [-I$ap_openssl_base/include])
       APR_ADDTO(LDFLAGS, [-L$ap_openssl_base/lib])
-      APR_ADDTO(SSL_LIBS, [-L$ap_openssl_base/lib])
+      APR_ADDTO(MOD_LDFLAGS, [-L$ap_openssl_base/lib])
       if test "x$ap_platform_runtime_link_flag" != "x"; then
         APR_ADDTO(LDFLAGS, [$ap_platform_runtime_link_flag$ap_openssl_base/lib])
-        APR_ADDTO(SSL_LIBS, [$ap_platform_runtime_link_flag$ap_openssl_base/lib])
+        APR_ADDTO(MOD_LDFLAGS, [$ap_platform_runtime_link_flag$ap_openssl_base/lib])
       fi
     fi
 
-    AC_MSG_CHECKING([for OpenSSL version >= 0.9.7])
+    AC_MSG_CHECKING([for OpenSSL version >= 0.9.8a])
     AC_TRY_COMPILE([#include <openssl/opensslv.h>],[
 #if !defined(OPENSSL_VERSION_NUMBER)
 #error "Missing OpenSSL version"
 #endif
-#if OPENSSL_VERSION_NUMBER < 0x0090700f
+#if OPENSSL_VERSION_NUMBER < 0x0090801f
 #error "Unsupported OpenSSL version " OPENSSL_VERSION_TEXT
 #endif],
       [AC_MSG_RESULT(OK)
@@ -525,16 +571,18 @@ AC_DEFUN(APACHE_CHECK_OPENSSL,[
       [AC_MSG_RESULT(FAILED)])
 
     if test "x$ac_cv_openssl" = "xyes"; then
-      ap_openssl_libs="-lssl -lcrypto `$apr_config --libs`"
-      APR_ADDTO(SSL_LIBS, [$ap_openssl_libs])
+      ap_openssl_libs="${ap_openssl_libs:--lssl -lcrypto} `$apr_config --libs`"
+      APR_ADDTO(MOD_LDFLAGS, [$ap_openssl_libs])
       APR_ADDTO(LIBS, [$ap_openssl_libs])
-      APACHE_SUBST(SSL_LIBS)
+      APR_SETVAR(ab_LIBS, [$MOD_LDFLAGS])
+      APACHE_SUBST(ab_CFLAGS)
+      APACHE_SUBST(ab_LIBS)
 
       dnl Run library and function checks
       liberrors=""
       AC_CHECK_HEADERS([openssl/engine.h])
-      AC_CHECK_FUNCS([SSLeay_version SSL_CTX_new], [], [liberrors="yes"])
-      AC_CHECK_FUNCS([ENGINE_init ENGINE_load_builtin_engines])
+      AC_CHECK_FUNCS([SSL_CTX_new], [], [liberrors="yes"])
+      AC_CHECK_FUNCS([ENGINE_init ENGINE_load_builtin_engines RAND_egd])
       if test "x$liberrors" != "x"; then
         AC_MSG_WARN([OpenSSL libraries are unusable])
       fi
@@ -546,9 +594,15 @@ AC_DEFUN(APACHE_CHECK_OPENSSL,[
     CPPFLAGS="$saved_CPPFLAGS"
     LIBS="$saved_LIBS"
     LDFLAGS="$saved_LDFLAGS"
+
+    dnl cache MOD_LDFLAGS, MOD_CFLAGS
+    ap_openssl_mod_cflags=$MOD_CFLAGS
+    ap_openssl_mod_ldflags=$MOD_LDFLAGS
   ])
   if test "x$ac_cv_openssl" = "xyes"; then
     AC_DEFINE(HAVE_OPENSSL, 1, [Define if OpenSSL is available])
+    APR_ADDTO(MOD_LDFLAGS, [$ap_openssl_mod_ldflags])
+    APR_ADDTO(MOD_CFLAGS, [$ap_openssl_mod_cflags])
   fi
 ])
 
@@ -558,14 +612,14 @@ dnl Export (via APACHE_SUBST) the various path-related variables that
 dnl apache will use while generating scripts like autoconf and apxs and
 dnl the default config file.
 
-AC_DEFUN(APACHE_SUBST_EXPANDED_ARG,[
+AC_DEFUN([APACHE_SUBST_EXPANDED_ARG],[
   APR_EXPAND_VAR(exp_$1, [$]$1)
   APACHE_SUBST(exp_$1)
   APR_PATH_RELATIVE(rel_$1, [$]exp_$1, ${prefix})
   APACHE_SUBST(rel_$1)
 ])
 
-AC_DEFUN(APACHE_EXPORT_ARGUMENTS,[
+AC_DEFUN([APACHE_EXPORT_ARGUMENTS],[
   APACHE_SUBST_EXPANDED_ARG(exec_prefix)
   APACHE_SUBST_EXPANDED_ARG(bindir)
   APACHE_SUBST_EXPANDED_ARG(sbindir)
@@ -672,22 +726,26 @@ YES_IS_DEFINED
 ])
 
 dnl
-dnl APACHE_ADD_GCC_CFLAGS
+dnl APACHE_ADD_GCC_CFLAG
 dnl
-dnl Check if compiler is gcc and supports flag. If yes, add to CFLAGS.
+dnl Check if compiler is gcc and supports flag. If yes, add to NOTEST_CFLAGS.
+dnl NOTEST_CFLAGS is merged lately, thus it won't accumulate in CFLAGS here.
+dnl Also, AC_LANG_PROGRAM() itself is known to trigger [-Wstrict-prototypes]
+dnl with some autoconf versions, so we force -Wno-strict-prototypes for the
+dnl check to avoid spurious failures when adding flags like -Werror.
 dnl
 AC_DEFUN([APACHE_ADD_GCC_CFLAG], [
   define([ap_gcc_ckvar], [ac_cv_gcc_]translit($1, [-:.=], [____]))
   if test "$GCC" = "yes"; then
     AC_CACHE_CHECK([whether gcc accepts $1], ap_gcc_ckvar, [
       save_CFLAGS="$CFLAGS"
-      CFLAGS="$CFLAGS $1"
-      AC_COMPILE_IFELSE([AC_LANG_SOURCE([int foo() { return 0; }])],
+      CFLAGS="$CFLAGS $1 -Wno-strict-prototypes"
+      AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],
         [ap_gcc_ckvar=yes], [ap_gcc_ckvar=no])
       CFLAGS="$save_CFLAGS"
     ])
     if test "$]ap_gcc_ckvar[" = "yes" ; then
-       APR_ADDTO(CFLAGS,[$1])
+       APR_ADDTO(NOTEST_CFLAGS,[$1])
     fi
   fi
   undefine([ap_gcc_ckvar])