1 files changed, 14 insertions, 2 deletions
diff --git a/syslogd.c b/syslogd.c
index 5920988c..65af51e8 100644
--- a/syslogd.c
+++ b/syslogd.c
@@ -2302,8 +2302,20 @@ int shouldProcessThisMessage(selector_t *f, msg_t *pMsg)
 	}
 	
 	if(f->pCSProgNameComp != NULL) {
-		if(rsCStrSzStrCmp(f->pCSProgNameComp, (uchar*) getProgramName(pMsg), getProgramNameLen(pMsg))) {
-			/* not equal, so we are already done... */
+		int bInv = 0, bEqv = 0, offset = 0;
+		if(*(rsCStrGetSzStr(f->pCSProgNameComp)) == '-') {
+			if(*(rsCStrGetSzStr(f->pCSProgNameComp) + 1) == '-')
+				offset = 1;
+			else {
+				bInv = 1;
+				offset = 1;
+			}
+		}
+		if(!rsCStrOffsetSzStrCmp(f->pCSProgNameComp, offset, (uchar*) getProgramName(pMsg), getProgramNameLen(pMsg)))
+			bEqv = 1;
+
+		if((!bEqv && !bInv) || (bEqv && bInv)) {
+			/* not equal or inverted selection, so we are already done... */
 			dbgprintf("programname filter '%s' does not match '%s'\n", 
 				rsCStrGetSzStr(f->pCSProgNameComp), getProgramName(pMsg));
 			return 0;