X-Git-Url: http://git.tuebingen.mpg.de/?p=osl.git;a=blobdiff_plain;f=util.c;h=572b7a52a4829489c84b1f9d94ead3dab910ae60;hp=64d83c84f3292ffffa87af4f5129c891f4e3796e;hb=23dc00453efa7eb5a19036a4c90ca409225189cb;hpb=cf207dcadaa03addb1381012f9b822a754a526af

diff --git a/util.c b/util.c
index 64d83c8..572b7a5 100644
--- a/util.c
+++ b/util.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2006-2008 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2006-2009 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -61,8 +61,10 @@ int write_all(int fd, const char *buf, size_t *len)
 	*len = 0;
 	while (*len < total) {
 		int ret = __write(fd, buf + *len, total - *len);
-		if (ret < 0)
+		if (ret < 0) {
+			ERROR_LOG("write error: %s\n", strerror(errno));
 			return ret;
+		}
 		*len += ret;
 	}
 	return 1;
@@ -108,9 +110,11 @@ int write_file(const char *filename, const void *buf, size_t size)
 	if (ret < 0)
 		return ret;
 	fd = ret;
-	ret = write_all(fd, buf, &size);
-	if (ret < 0)
-		goto out;
+	if (size != 0) {
+		ret = write_all(fd, buf, &size);
+		if (ret < 0)
+			goto out;
+	}
 	ret = 1;
 out:
 	close(fd);