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authorGerlando Falauto <gerlando.falauto@keymile.com>2012-08-24 00:11:40 +0000
committerTom Rini <trini@ti.com>2012-09-18 12:01:52 -0700
commit152874b65b8060e7b026933ce332a9687256e28c (patch)
tree7b52fcce948031ab356eb3d480f3eea6cd4bf301
parentc5983592e912835fe9ed00b9d98b05580c460eae (diff)
downloadblackbird-obmc-uboot-152874b65b8060e7b026933ce332a9687256e28c.tar.gz
blackbird-obmc-uboot-152874b65b8060e7b026933ce332a9687256e28c.zip
env: check and apply changes on delete/destroy
Signed-off-by: Gerlando Falauto <gerlando.falauto@keymile.com> Reviewed-by: Marek Vasut <marex@denx.de>
-rw-r--r--common/cmd_nvedit.c2
-rw-r--r--include/search.h5
-rw-r--r--lib/hashtable.c16
3 files changed, 14 insertions, 9 deletions
diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c
index ddf3b8dfe4..310ca16ae3 100644
--- a/common/cmd_nvedit.c
+++ b/common/cmd_nvedit.c
@@ -359,7 +359,7 @@ int _do_env_set(int flag, int argc, char * const argv[])
/* Delete only ? */
if (argc < 3 || argv[2] == NULL) {
- int rc = hdelete_r(name, &env_htab);
+ int rc = hdelete_r(name, &env_htab, 0);
return !rc;
}
diff --git a/include/search.h b/include/search.h
index 721c8acda0..93e1cbc6d0 100644
--- a/include/search.h
+++ b/include/search.h
@@ -73,7 +73,7 @@ struct hsearch_data {
extern int hcreate_r(size_t __nel, struct hsearch_data *__htab);
/* Destroy current internal hashing table. */
-extern void hdestroy_r(struct hsearch_data *__htab);
+extern void hdestroy_r(struct hsearch_data *__htab, int do_apply);
/*
* Search for entry matching ITEM.key in internal hash table. If
@@ -98,7 +98,8 @@ extern int hstrstr_r(const char *__match, int __last_idx, ENTRY ** __retval,
struct hsearch_data *__htab);
/* Search and delete entry matching ITEM.key in internal hash table. */
-extern int hdelete_r(const char *__key, struct hsearch_data *__htab);
+extern int hdelete_r(const char *__key, struct hsearch_data *__htab,
+ int do_apply);
extern ssize_t hexport_r(struct hsearch_data *__htab,
const char __sep, char **__resp, size_t __size,
diff --git a/lib/hashtable.c b/lib/hashtable.c
index 6cfba56682..f3f47de88c 100644
--- a/lib/hashtable.c
+++ b/lib/hashtable.c
@@ -142,7 +142,7 @@ int hcreate_r(size_t nel, struct hsearch_data *htab)
* be freed and the local static variable can be marked as not used.
*/
-void hdestroy_r(struct hsearch_data *htab)
+void hdestroy_r(struct hsearch_data *htab, int do_apply)
{
int i;
@@ -156,7 +156,10 @@ void hdestroy_r(struct hsearch_data *htab)
for (i = 1; i <= htab->size; ++i) {
if (htab->table[i].used > 0) {
ENTRY *ep = &htab->table[i].entry;
-
+ if (do_apply && htab->apply != NULL) {
+ /* deletion is always forced */
+ htab->apply(ep->key, ep->data, NULL, H_FORCE);
+ }
free((void *)ep->key);
free(ep->data);
}
@@ -401,7 +404,7 @@ int hsearch_r(ENTRY item, ACTION action, ENTRY ** retval,
* do that.
*/
-int hdelete_r(const char *key, struct hsearch_data *htab)
+int hdelete_r(const char *key, struct hsearch_data *htab, int do_apply)
{
ENTRY e, *ep;
int idx;
@@ -417,7 +420,8 @@ int hdelete_r(const char *key, struct hsearch_data *htab)
/* free used ENTRY */
debug("hdelete: DELETING key \"%s\"\n", key);
-
+ if (do_apply && htab->apply != NULL)
+ htab->apply(ep->key, ep->data, NULL, H_FORCE);
free((void *)ep->key);
free(ep->data);
htab->table[idx].used = -1;
@@ -682,7 +686,7 @@ int himport_r(struct hsearch_data *htab,
debug("Destroy Hash Table: %p table = %p\n", htab,
htab->table);
if (htab->table)
- hdestroy_r(htab);
+ hdestroy_r(htab, do_apply);
}
/*
@@ -748,7 +752,7 @@ int himport_r(struct hsearch_data *htab,
if (!is_var_in_set(name, nvars, vars))
continue;
- if (hdelete_r(name, htab) == 0)
+ if (hdelete_r(name, htab, do_apply) == 0)
debug("DELETE ERROR ##############################\n");
continue;
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