From: Jonathan McDowell <noodles@earth.li>
Date: Wed, 15 Dec 2004 15:27:44 +0000 (+0000)
Subject: Fix parsing of empty config file lines.
X-Git-Url: https://git.sommitrealweird.co.uk/onak.git/commitdiff_plain/39b352321e40d267678d02d13ab6de1e1e4958c6?ds=sidebyside

Fix parsing of empty config file lines.
Fred Strauss reported a problem with parsing empty lines in the config
file; we weren't checking if the line was empty before stripping
trailing white space. We do now.
---

diff --git a/onak-conf.c b/onak-conf.c
index 81d7bdf..f97197c 100644
--- a/onak-conf.c
+++ b/onak-conf.c
@@ -60,9 +60,11 @@ void readconfig(const char *configfile) {
 		fgets(curline, 1023, conffile);
 
 		while (!feof(conffile)) {
-		for (i = strlen(curline) - 1; isspace(curline[i]); i--) {
-			curline[i] = 0;
-		}
+			for (i = strlen(curline) - 1;
+					i >= 0 && isspace(curline[i]);
+					i--) {
+				curline[i] = 0;
+			}
 
 		if (curline[0] == '#' || curline[0] == 0) {
 			/*