X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fsafe-read.c;h=6a48c0cca85e2ac19a5de4c954ff7f2e996c3da3;hb=5191b3546cfb6c163228c23f214e325ddf60d46f;hp=904fc71f03b69a072b24c19ab4b580129bd70c62;hpb=267a39bafd249d7eb9c37df06dc6defcf41cb343;p=gnulib.git

diff --git a/lib/safe-read.c b/lib/safe-read.c
index 904fc71f0..6a48c0cca 100644
--- a/lib/safe-read.c
+++ b/lib/safe-read.c
@@ -1,12 +1,12 @@
 /* An interface to read and write that retries after interrupts.
 
-   Copyright (C) 1993, 1994, 1998, 2002, 2003, 2004 Free Software
+   Copyright (C) 1993-1994, 1998, 2002-2006, 2009-2013 Free Software
    Foundation, Inc.
 
-   This program is free software; you can redistribute it and/or modify
+   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
-   the Free Software Foundation; either version 2, or (at your option)
-   any later version.
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -14,12 +14,9 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software Foundation,
-   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
-#if HAVE_CONFIG_H
-# include <config.h>
-#endif
+#include <config.h>
 
 /* Specification.  */
 #ifdef SAFE_WRITE
@@ -30,9 +27,7 @@
 
 /* Get ssize_t.  */
 #include <sys/types.h>
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#endif
+#include <unistd.h>
 
 #include <errno.h>
 
@@ -71,12 +66,12 @@ safe_rw (int fd, void const *buf, size_t count)
       ssize_t result = rw (fd, buf, count);
 
       if (0 <= result)
-	return result;
+        return result;
       else if (IS_EINTR (errno))
-	continue;
+        continue;
       else if (errno == EINVAL && BUGGY_READ_MAXIMUM < count)
-	count = BUGGY_READ_MAXIMUM;
+        count = BUGGY_READ_MAXIMUM;
       else
-	return result;
+        return result;
     }
 }