Author: glen
Date: Fri Nov 9 02:35:40 2007
New Revision: 9030
Modified:
rc-scripts/trunk/rc.d/init.d/functions
Log:
- add is_empty_file() function
Modified: rc-scripts/trunk/rc.d/init.d/functions
==============================================================================
--- rc-scripts/trunk/rc.d/init.d/functions (original)
+++ rc-scripts/trunk/rc.d/init.d/functions Fri Nov 9 02:35:40 2007
@@ -104,6 +104,13 @@
esac
}
+# checks if file is empty
+# empty lines and lines beginning with hash are ignored
+is_empty_file() {
+ [ -s "$1" ] || return 0
+ egrep -vq '^(#| *$)' "$1" && return 1 || return 0
+}
+
# returns OK if $1 contains $2
strstr() {
local a=$2
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