From 32981eb31b5cd112d69c57cc14b1128eab0479c4 Mon Sep 17 00:00:00 2001
From: Pawel Jakub Dawidek <pjd@FreeBSD.org>
Date: Sat, 26 Mar 2011 07:15:57 +0000
Subject: [PATCH] Follow style(9) in example code and handle opendir(3) error.

---
 lib/libc/gen/directory.3 | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/lib/libc/gen/directory.3 b/lib/libc/gen/directory.3
index 3be3fa894fc..e6d8798e7fb 100644
--- a/lib/libc/gen/directory.3
+++ b/lib/libc/gen/directory.3
@@ -209,13 +209,16 @@ Sample code which searches a directory for entry ``name'' is:
 .Bd -literal -offset indent
 len = strlen(name);
 dirp = opendir(".");
-while ((dp = readdir(dirp)) != NULL)
-	if (dp->d_namlen == len && !strcmp(dp->d_name, name)) {
+if (dirp == NULL)
+	return (ERROR);
+while ((dp = readdir(dirp)) != NULL) {
+	if (dp->d_namlen == len && strcmp(dp->d_name, name) == 0) {
 		(void)closedir(dirp);
-		return FOUND;
+		return (FOUND);
 	}
+}
 (void)closedir(dirp);
-return NOT_FOUND;
+return (NOT_FOUND);
 .Ed
 .Sh SEE ALSO
 .Xr close 2 ,