From 7e0472f687a0ac279f331c903b68d3f88b13a1f0 Mon Sep 17 00:00:00 2001
From: "William A. Rowe Jr" <wrowe@apache.org>
Date: Wed, 22 Jun 2016 12:22:44 +0000
Subject: Support multiple module dependencies for the final prereq argument to
 the APACHE_MODULE macro, as a comma separated list, e.g.

APACHE_MODULE(proxy_http2, [...], [proxy,http2])

will evaluate the availability of mod_proxy, followed by mod_http2


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1749658 13f79535-47bb-0310-9956-ffa450edef68
---
 acinclude.m4 | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

(limited to 'acinclude.m4')

diff --git a/acinclude.m4 b/acinclude.m4
index 69f28efa69..b0263edd74 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -381,13 +381,14 @@ AC_DEFUN([APACHE_MODULE],[
     dnl that may disable it because of missing dependencies.
     ifelse([$6$7],,:,
            [AC_MSG_RESULT([checking dependencies])
-            ifelse([$7],,:,[if test "$enable_$7" = "no" ; then
+            ifelse([$7],,:,[m4_foreach([prereq],[$7],
+                           [if test "$enable_[]prereq" = "no" ; then
                               enable_$1=no
-                              AC_MSG_WARN("mod_$7 is disabled but required for mod_$1")
-                            elif test "$enable_$1" = "static" && test "$enable_$7" != "static" ; then
+                              AC_MSG_WARN("mod_[]prereq is disabled but required for mod_$1")
+                            elif test "$enable_$1" = "static" && test "$enable_[]prereq" != "static" ; then
                               enable_$1=no
-                              AC_MSG_WARN("cannot build mod_$1 statically if mod_$7 is built shared")
-                            else])
+                              AC_MSG_WARN("cannot build mod_$1 statically if mod_[]prereq is built shared")
+                            el])se])
             ifelse([$6],,:,[  $6])
             ifelse([$7],,:,[fi])
             AC_MSG_CHECKING(whether to enable mod_$1)
-- 
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