From 47e42796803877a102a88b72d5ab9d54d09d256a Mon Sep 17 00:00:00 2001
From: tilghman <tilghman@f38db490-d61c-443f-a65b-d21fe96a405b>
Date: Thu, 27 Aug 2009 20:27:03 +0000
Subject: Merged revisions 214466 via svnmerge from
 https://origsvn.digium.com/svn/asterisk/trunk

................
  r214466 | tilghman | 2009-08-27 12:28:01 -0500 (Thu, 27 Aug 2009) | 9 lines

  Merged revisions 214436 via svnmerge from
  https://origsvn.digium.com/svn/asterisk/branches/1.4

  ........
    r214436 | tilghman | 2009-08-27 11:53:58 -0500 (Thu, 27 Aug 2009) | 2 lines

    One more build system change, to make the descriptions look better, if we have better information.
  ........
................


git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.6.2@214504 f38db490-d61c-443f-a65b-d21fe96a405b
---
 autoconf/ast_ext_lib.m4 | 40 +++++++++++++++++++++++++++-------------
 1 file changed, 27 insertions(+), 13 deletions(-)

(limited to 'autoconf')

diff --git a/autoconf/ast_ext_lib.m4 b/autoconf/ast_ext_lib.m4
index 2f52fa1f1..a1b36bea7 100644
--- a/autoconf/ast_ext_lib.m4
+++ b/autoconf/ast_ext_lib.m4
@@ -30,12 +30,35 @@ AC_DEFUN([AST_EXT_LIB_SETUP],
 	esac
     ])
     AH_TEMPLATE(m4_bpatsubst([[HAVE_$1]], [(.*)]), [Define to 1 if you have the $2 library.])
+    AH_TEMPLATE(m4_bpatsubst([[HAVE_$1_VERSION]], [(.*)]), [Define to the version of the $2 library.])
     AC_SUBST([$1_LIB])
     AC_SUBST([$1_INCLUDE])
     AC_SUBST([$1_DIR])
     AC_SUBST([PBX_$1])
 ])
 
+# AST_EXT_LIB_SETUP_DEPENDENT([package symbol name], [package friendly name], [master package symbol name], [master package option name])
+
+AC_DEFUN([AST_EXT_LIB_SETUP_DEPENDENT],
+[
+$1_DESCRIP="$2"
+m4_ifval([$4], [$1_OPTION=$4])
+m4_ifval([$3], [
+for i in ${ac_mandatory_list}; do
+   if test "x$3" = "x$i"; then
+      ac_mandatory_list="${ac_mandatory_list} $1"
+      break
+   fi
+done
+])
+PBX_$1=0
+AH_TEMPLATE(m4_bpatsubst([[HAVE_$1]], [(.*)]), [Define to 1 if you have the $2 library.])
+AC_SUBST([$1_LIB])
+AC_SUBST([$1_INCLUDE])
+AC_SUBST([$1_DIR])
+AC_SUBST([PBX_$1])
+])
+
 # Check for existence of a given package ($1), either looking up a function
 # in a library, or, if no function is supplied, only check for the
 # existence of the header files.
@@ -66,7 +89,7 @@ if test "x${PBX_$1}" != "x1" -a "${USE_$1}" != "no"; then
       $1_LIB="${pbxlibdir} -l$2 $5"
       # if --with-$1=DIR has been specified, use it.
       if test "x${$1_DIR}" != "x"; then
-	 $1_INCLUDE="-I${$1_DIR}/include"
+         $1_INCLUDE="-I${$1_DIR}/include"
       fi
       $1_INCLUDE="${$1_INCLUDE} $6"
       if test "x$4" = "x" ; then	# no header, assume found
@@ -82,22 +105,13 @@ if test "x${PBX_$1}" != "x1" -a "${USE_$1}" != "no"; then
          $1_INCLUDE=""
       else
          if test "x${pbxfuncname}" = "x" ; then		# only checking headers -> no library
-	    $1_LIB=""
-	 fi
+            $1_LIB=""
+         fi
          PBX_$1=1
-         if test "x${$1_OPTION}" = "x"; then
-            dnl Ensure that we have an autoheader, when AST_EXT_LIB_SETUP was
-            dnl not called.  Note that we cannot use shell substitution in the
-            dnl description, because the shell is never invoked when rendering
-            dnl the autoheader.  Only m4 substitutions will expand correctly.
-            AC_DEFINE_UNQUOTED([HAVE_$1], 1, [Define to 1 to indicate $1 functionality.])
-            AC_DEFINE_UNQUOTED([HAVE_$1_VERSION], [$7], [Define to indicate the $1 library version])
-         else
-            cat >>confdefs.h <<_ACEOF
+         cat >>confdefs.h <<_ACEOF
 [@%:@define] HAVE_$1 1
 [@%:@define] HAVE_$1_VERSION $7
 _ACEOF
-         fi
       fi
    fi
 fi
-- 
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