(safe_read): Make comment more precise: upon error, it returns -1.

diff --git a/lib/safe-read.c b/lib/safe-read.c
index e404586c75fe9b31c2153473111606d8d04d7fd1..adfd86f5dbdbb2a8eeb42c6bc2e0be25f1821330 100644 (file)
--- 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)