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authorJim Meyering <jim@meyering.net>2002-09-25 08:29:53 +0000
committerJim Meyering <jim@meyering.net>2002-09-25 08:29:53 +0000
commit029b8ea75d28c0db32cb57c8e67d0f3379730ad5 (patch)
treed10113d9a2bc35e1444192db758fef278be6fcd6 /lib/safe-read.c
parent34ba862f93c6689666a9143d0cf71c42005b908e (diff)
downloadcoreutils-029b8ea75d28c0db32cb57c8e67d0f3379730ad5.tar.xz
(safe_read): Make comment more precise: upon error, it returns -1.
Diffstat (limited to 'lib/safe-read.c')
-rw-r--r--lib/safe-read.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/safe-read.c b/lib/safe-read.c
index e404586c7..adfd86f5d 100644
--- a/lib/safe-read.c
+++ b/lib/safe-read.c
@@ -1,5 +1,5 @@
/* safe-read.c -- an interface to read that retries after interrupts
- Copyright (C) 1993, 1994, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1993, 1994, 1998, 2002 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -34,8 +34,7 @@ extern int errno;
#include "safe-read.h"
/* Read LEN bytes at PTR from descriptor DESC, retrying if interrupted.
- Return the actual number of bytes read, zero for EOF, or negative
- for an error. */
+ Return the actual number of bytes read, zero for EOF, or -1 upon error. */
ssize_t
safe_read (int desc, void *ptr, size_t len)