1 files changed, 12 insertions, 0 deletions
diff --git a/src/core/misc.c b/src/core/misc.c
index 8f56e1fb4..11342481a 100644
--- a/src/core/misc.c
+++ b/src/core/misc.c
@@ -35,8 +35,17 @@ int inet_aton ( const char *cp, struct in_addr *inp ) {
 
 unsigned long strtoul ( const char *p, char **endp, int base ) {
 	unsigned long ret = 0;
+	int negative = 0;
 	unsigned int charval;
 
+	while ( isspace ( *p ) )
+		p++;
+
+	if ( *p == '-' ) {
+		negative = 1;
+		p++;
+	}
+
 	base = strtoul_base ( &p, base );
 
 	while ( 1 ) {
@@ -47,6 +56,9 @@ unsigned long strtoul ( const char *p, char **endp, int base ) {
 		p++;
 	}
 
+	if ( negative )
+		ret = -ret;
+
 	if ( endp )
 		*endp = ( char * ) p;