From d1b85029f820f6d6abe9ad254d8364392af2e826 Mon Sep 17 00:00:00 2001
From: diego <diego@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Sun, 17 Aug 2003 20:17:03 +0000
Subject: Reversed + changed grep -q to grep > /dev/null 2>&1. -q is a GNU
 extension to grep that breaks the script on Solaris.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@10649 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 help/help_diff.sh | 25 ++++++++++++++++---------
 1 file changed, 16 insertions(+), 9 deletions(-)

(limited to 'help/help_diff.sh')

diff --git a/help/help_diff.sh b/help/help_diff.sh
index 9d0da9258c..2096fa7709 100755
--- a/help/help_diff.sh
+++ b/help/help_diff.sh
@@ -1,19 +1,26 @@
 #!/bin/sh
 
-# This script compares a translated help file to the master file and prints
-# out any missing messages.  Needs the language code as parameter ($1).
+# This script walks through the master (stdin) help/message file, and
+# prints (stdout) only those messages which are missing from the help
+# file given as parameter ($1).
 #
-# Example: help_diff.sh hu
+# Example: help_diff.sh help_mp-hu.h < help_mp-en.h > missing.h
 
-exec < help_mp-en.h
+curr=""
 
-while read line; do
+while read -r line; do
 	if echo "$line" | grep '^#define' > /dev/null 2>&1; then
 		curr=`echo "$line" | cut -d ' ' -f 2`
-		if grep "^#define $curr" help_mp-$1.h > /dev/null 2>&1; then
-			true
-		else
-			echo "$line"
+		if grep "^#define $curr" $1 > /dev/null 2>&1; then
+			curr=""
 		fi
+	else
+		if [ -z "$line" ]; then
+			curr=""
+		fi
+	fi
+
+	if [ -n "$curr" ]; then
+		echo "$line"
 	fi
 done
-- 
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