From 31c0121db7829727a30c859a38cdb14e404e9547 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A5ns=20Rullg=C3=A5rd?= <mans@mansr.com>
Date: Thu, 8 Jul 2010 18:44:03 +0000
Subject: configure: add print_enabled() function

The print_enabled() function prints all elements in a list which
are enabled.

Originally committed as revision 24119 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 configure | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/configure b/configure
index 0b49681..39fd413 100755
--- a/configure
+++ b/configure
@@ -510,6 +510,15 @@ print_config(){
     done
 }
 
+print_enabled(){
+    test "$1" = -n && end=" " && shift || end="\n"
+    suf=$1
+    shift
+    for v; do
+        enabled $v && printf "%s$end" ${v%$suf};
+    done
+}
+
 append(){
     var=$1
     shift
@@ -2829,9 +2838,7 @@ echo
 for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
     echo "Enabled ${type}s:"
     eval list=\$$(toupper $type)_LIST
-    for part in $list; do
-        enabled $part && echo ${part%_*}
-    done | sort | pr -3 -t
+    print_enabled '_*' $list | sort | pr -3 -t
     echo
 done
 
-- 
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