From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sat, 30 Jun 2012 09:48:41 +0000 (+0000)
Subject: assert_check_retval: New function.
X-Git-Tag: 005~77
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b0b2f995c1ab2be2437808fb31d28246a18686a7;p=network.git

assert_check_retval: New function.

This function takes one argument which is an exit code
of a previously called function.
If the exit code equals the assertion exit code, the
script stops immediately.
---

diff --git a/functions.util b/functions.util
index 6b9daf35..d433aa40 100644
--- a/functions.util
+++ b/functions.util
@@ -209,6 +209,18 @@ function assert() {
 	return ${EXIT_OK}
 }
 
+# This function checks, if the given argument is an assert error
+# exit code. If this is the case, the script will halt immediately.
+function assert_check_retval() {
+	local ret=${1}
+
+	if [ ${ret} -eq ${EXIT_ERROR_ASSERT} ]; then
+		exit ${EXIT_ERROR_ASSERT}
+	fi
+
+	return ${ret}
+}
+
 function exec_cmd() {
 	local cmd=$@