forked from pool/grub2
37 lines
1.3 KiB
Diff
37 lines
1.3 KiB
Diff
|
Index: grub-2.02~beta2/util/editenv.c
|
||
|
|
===================================================================
|
||
|
|
--- grub-2.02~beta2.orig/util/editenv.c
|
||
|
|
+++ grub-2.02~beta2/util/editenv.c
|
||
|
|
@@ -30,12 +30,14 @@
|
||
|
|
#include <string.h>
|
||
|
|
|
||
|
|
#define DEFAULT_ENVBLK_SIZE 1024
|
||
|
|
+#define GRUB_ENVBLK_MESSAGE "# WARNING: Do not edit this file other than by grub2-editenv\n"
|
||
|
|
|
||
|
|
void
|
||
|
|
grub_util_create_envblk_file (const char *name)
|
||
|
|
{
|
||
|
|
FILE *fp;
|
||
|
|
char *buf;
|
||
|
|
+ char *pbuf;
|
||
|
|
char *namenew;
|
||
|
|
|
||
|
|
buf = xmalloc (DEFAULT_ENVBLK_SIZE);
|
||
|
|
@@ -46,9 +48,13 @@ grub_util_create_envblk_file (const char
|
||
|
|
grub_util_error (_("cannot open `%s': %s"), namenew,
|
||
|
|
strerror (errno));
|
||
|
|
|
||
|
|
- memcpy (buf, GRUB_ENVBLK_SIGNATURE, sizeof (GRUB_ENVBLK_SIGNATURE) - 1);
|
||
|
|
- memset (buf + sizeof (GRUB_ENVBLK_SIGNATURE) - 1, '#',
|
||
|
|
- DEFAULT_ENVBLK_SIZE - sizeof (GRUB_ENVBLK_SIGNATURE) + 1);
|
||
|
|
+ pbuf = buf;
|
||
|
|
+ memcpy (pbuf, GRUB_ENVBLK_SIGNATURE, sizeof (GRUB_ENVBLK_SIGNATURE) - 1);
|
||
|
|
+ pbuf += sizeof (GRUB_ENVBLK_SIGNATURE) - 1;
|
||
|
|
+ memcpy (pbuf, GRUB_ENVBLK_MESSAGE, sizeof (GRUB_ENVBLK_MESSAGE) - 1);
|
||
|
|
+ pbuf += sizeof (GRUB_ENVBLK_MESSAGE) - 1;
|
||
|
|
+ memset (pbuf , '#',
|
||
|
|
+ DEFAULT_ENVBLK_SIZE - sizeof (GRUB_ENVBLK_SIGNATURE) - sizeof (GRUB_ENVBLK_MESSAGE) + 2);
|
||
|
|
|
||
|
|
if (fwrite (buf, 1, DEFAULT_ENVBLK_SIZE, fp) != DEFAULT_ENVBLK_SIZE)
|
||
|
|
grub_util_error (_("cannot write to `%s': %s"), namenew,
|