[FFmpeg-cvslog] r17667 - trunk/configure

mru subversion
Sat Feb 28 20:56:19 CET 2009


Author: mru
Date: Sat Feb 28 20:56:19 2009
New Revision: 17667

Log:
configure: {enable,disable}_safe functions that sanitise arguments

Modified:
   trunk/configure

Modified: trunk/configure
==============================================================================
--- trunk/configure	Sat Feb 28 20:34:50 2009	(r17666)
+++ trunk/configure	Sat Feb 28 20:56:19 2009	(r17667)
@@ -325,6 +325,14 @@ disable_weak(){
     set_weak no $*
 }
 
+enable_safe(){
+    enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
+}
+
+disable_safe(){
+    disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
+}
+
 do_enable_deep(){
     for var; do
         enabled $var && continue
@@ -566,9 +574,7 @@ check_header(){
     log check_header "$@"
     header=$1
     shift
-    var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
-    disable $var
-    check_cpp "$@" <<EOF && enable $var
+    check_cpp "$@" <<EOF && enable_safe $header || disable_safe $header
 #include <$header>
 int x;
 EOF




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