2005-03-07 19:24:40

by Jeff Dike

[permalink] [raw]
Subject: [PATCH 11/16] UML - add a comment explaining pread availability

Prompted by Dave Mielke: This adds a comment explaining why we do not
define _XOPEN_SOURCE, even though the pread man page says you should.

Signed-off-by: Jeff Dike <[email protected]>

Index: linux-2.6.11/arch/um/drivers/cow_user.c
===================================================================
--- linux-2.6.11.orig/arch/um/drivers/cow_user.c 2005-03-05 12:07:31.000000000 -0500
+++ linux-2.6.11/arch/um/drivers/cow_user.c 2005-03-05 12:19:11.000000000 -0500
@@ -1,6 +1,9 @@
#include <stddef.h>
#include <string.h>
#include <errno.h>
+/* _XOPEN_SOURCE is needed for pread, but we define _GNU_SOURCE, which defines
+ * that.
+ */
#include <unistd.h>
#include <byteswap.h>
#include <sys/time.h>