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* grub-core/disk/raid.c (insert_array): Ensure uniqueness of readable

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names.
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Vladimir 'phcoder' Serbinenko 2011-06-24 18:26:20 +02:00
parent 4388ca7224
commit 031f22a01f
2 changed files with 48 additions and 0 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2011-06-24 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/disk/raid.c (insert_array): Ensure uniqueness of readable
names.
2011-06-24 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/commands/wildcard.c (match_files): Add a useful dprintf.

43
grub-core/disk/raid.c
View file

@ -679,6 +679,49 @@ insert_array (grub_disk_t disk, struct grub_raid_array *new_array,
scanner_name);
#endif
{
int max_used_number = 0, len, need_new_name = 0;
int add_us = 0;
len = grub_strlen (array->name);
if (len && grub_isdigit (array->name[len-1]))
add_us = 1;
for (p = array_list; p != NULL; p = p->next)
{
int cur_num;
char *num, *end;
if (grub_strncmp (p->name, array->name, len) != 0)
continue;
if (p->name[len] == 0)
{
need_new_name = 1;
continue;
}
if (add_us && p->name[len] != '_')
continue;
if (add_us)
num = p->name + len + 1;
else
num = p->name + len;
if (!grub_isdigit (num[0]))
continue;
cur_num = grub_strtoull (num, &end, 10);
if (end[0])
continue;
if (cur_num > max_used_number)
max_used_number = cur_num;
}
if (need_new_name)
{
char *tmp;
tmp = grub_xasprintf ("%s%s%d", array->name, add_us ? "_" : "",
max_used_number + 1);
if (!tmp)
return grub_errno;
grub_free (array->name);
array->name = tmp;
}
}
/* Add our new array to the list. */
array->next = array_list;
array_list = array;