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authorRoland McGrath <roland@hack.frob.com>2012-04-12 21:02:00 +0200
committerAndreas Jaeger <aj@suse.de>2012-04-12 21:02:00 +0200
commitec98af7d1b9a82ddac216beaa3dbe45168e83002 (patch)
treeeb77f0278bdd506bb2b0e9a236600023e980a059 /libio/libio.h
parent247c3ede396bf000b6e095e5d2b361aa329fc180 (diff)
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Update comment for _io_write_fn
	[BZ #2074]
	* libio/libio.h (__io_write_fn): Update comment.
Diffstat (limited to 'libio/libio.h')
-rw-r--r--libio/libio.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/libio/libio.h b/libio/libio.h
index 702a666fd5..bbfdd9d325 100644
--- a/libio/libio.h
+++ b/libio/libio.h
@@ -346,11 +346,11 @@ extern _IO_FILE *_IO_stderr attribute_hidden;
 typedef __ssize_t __io_read_fn (void *__cookie, char *__buf, size_t __nbytes);
 
 /* Write N bytes pointed to by BUF to COOKIE.  Write all N bytes
-   unless there is an error.  Return number of bytes written, or -1 if
-   there is an error without writing anything.  If the file has been
-   opened for append (__mode.__append set), then set the file pointer
-   to the end of the file and then do the write; if not, just write at
-   the current file pointer.  */
+   unless there is an error.  Return number of bytes written.  If
+   there is an error, return 0 and do not write anything.  If the file
+   has been opened for append (__mode.__append set), then set the file
+   pointer to the end of the file and then do the write; if not, just
+   write at the current file pointer.  */
 typedef __ssize_t __io_write_fn (void *__cookie, const char *__buf,
 				 size_t __n);