File audit-445353.patch of Package audit-secondary

From: tonyj@suse.de
Date: Tue Nov 18 18:08:32 CET 2008
References: 445353
Upstream: no

Flush stdout if pipe.  Prevents output being queued in pipebuf if input fails
to signal EOF.

--- audit-1.2.9/src/ausearch.c.old	2008-11-17 15:55:47.000000000 -0800
+++ audit-1.2.9/src/ausearch.c	2008-11-17 16:06:54.000000000 -0800
@@ -58,11 +58,11 @@
 extern int match(llist *l);
 extern void output_record(llist *l);
 
-static int input_is_pipe(void)
+static int is_pipe(int fd)
 {
 	struct stat st;
 
-	if (fstat(0, &st) == 0) {
+	if (fstat(fd, &st) == 0) {
 		if (S_ISFIFO(st.st_mode)) 
 			pipe_mode = 1;
 	}
@@ -92,7 +92,7 @@
 		rc = process_file(user_file);
 	else if (force_logs)
 		rc = process_logs();
-	else if (input_is_pipe())
+	else if (is_pipe(0))
 		rc = process_stdin();
 	else
 		rc = process_logs();
@@ -175,6 +175,7 @@
 {
 	llist entries; // entries in a record
 	int ret;
+	int flush = is_pipe(1);
 
 	/* For each record in file */
 	list_create(&entries);
@@ -185,6 +186,8 @@
 		}
 		if (match(&entries)) {
 			output_record(&entries);
+			if (flush) 
+				fflush(stdout);
 			found = 1;
 			if (just_one) {
 				list_clear(&entries);