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merge with mainline

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This commit is contained in:
BVK Chaitanya 2010-07-13 00:43:28 +05:30
commit 297f0c2b6e
218 changed files with 35637 additions and 4957 deletions
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47
grub-core/kern/emu/misc.c
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@ -22,6 +22,10 @@
#include <grub/time.h>
#include <grub/emu/misc.h>
#ifdef HAVE_DEVICE_MAPPER
# include <libdevmapper.h>
#endif
int verbosity;
void
@ -136,18 +140,18 @@ asprintf (char **buf, const char *fmt, ...)
char *
xasprintf (const char *fmt, ...)
{
{
va_list ap;
char *result;
va_start (ap, fmt);
if (vasprintf (&result, fmt, ap) < 0)
{
{
if (errno == ENOMEM)
grub_util_error ("out of memory");
return NULL;
}
return result;
}
@ -311,3 +315,38 @@ grub_make_system_path_relative_to_its_root (const char *path)
return buf3;
}
#ifdef HAVE_DEVICE_MAPPER
static void device_mapper_null_log (int level __attribute__ ((unused)),
const char *file __attribute__ ((unused)),
int line __attribute__ ((unused)),
int dm_errno __attribute__ ((unused)),
const char *f __attribute__ ((unused)),
...)
{
}
int
grub_device_mapper_supported (void)
{
static int supported = -1;
if (supported == -1)
{
struct dm_task *dmt;
/* Suppress annoying log messages. */
dm_log_with_errno_init (&device_mapper_null_log);
dmt = dm_task_create (DM_DEVICE_VERSION);
supported = (dmt != NULL);
if (dmt)
dm_task_destroy (dmt);
/* Restore the original logger. */
dm_log_with_errno_init (NULL);
}
return supported;
}
#endif /* HAVE_DEVICE_MAPPER */