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2007-05-18 Jeroen Dekkers <jeroen@dekkers.cx>

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* util/getroot.c (grub_util_get_grub_dev): Support partitionable
	arrays.
	* disk/raid.c (grub_raid_open): Likewise.
This commit is contained in:
jeroen 2007-05-17 23:23:03 +00:00
parent 1ecb6cf2b4
commit 260ba823e6
3 changed files with 56 additions and 7 deletions
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52
util/getroot.c
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@ -256,11 +256,55 @@ grub_util_get_grub_dev (const char *os_dev)
/* Check for RAID. */
if (!strncmp (os_dev, "/dev/md", 7))
{
char *p, *grub_dev = xmalloc (8);
const char *p;
char *grub_dev = xmalloc (20);
if (os_dev[7] == '_' && os_dev[8] == 'd')
{
/* This a partitionable RAID device of the form /dev/md_dNNpMM. */
int i;
grub_dev[0] = 'm';
grub_dev[1] = 'd';
i = 2;
p = os_dev + 9;
while (*p >= '0' && *p <= '9')
{
grub_dev[i] = *p;
i++;
p++;
}
if (*p == '\0')
grub_dev[i] = '\0';
else if (*p == 'p')
{
p++;
grub_dev[i] = ',';
i++;
while (*p >= '0' && *p <= '9')
{
grub_dev[i] = *p;
i++;
p++;
}
grub_dev[i] = '\0';
}
else
grub_util_error ("Unknown kind of RAID device `%s'", os_dev);
}
else if (os_dev[7] >= '0' && os_dev[7] <= '9')
{
p = os_dev + 5;
memcpy (grub_dev, p, 7);
grub_dev[7] = '\0';
}
else
grub_util_error ("Unknown kind of RAID device `%s'", os_dev);
p = strchr (os_dev, 'm');
memcpy (grub_dev, p, 7);
grub_dev[7] = '\0';
return grub_dev;
}