From: Vincent Pit <vince@profvince.com>
Date: Thu, 28 Oct 2010 22:18:08 +0000 (+0200)
Subject: Add ptable_delete to ptable.h
X-Git-Tag: v0.45~8
X-Git-Url: http://git.vpit.fr/?a=commitdiff_plain;ds=sidebyside;h=3726dd28139789d99ab213bf25d9a2b0509cb756;p=perl%2Fmodules%2FVariable-Magic.git

Add ptable_delete to ptable.h
---

diff --git a/ptable.h b/ptable.h
index b3d19e2..055f0a5 100644
--- a/ptable.h
+++ b/ptable.h
@@ -176,6 +176,27 @@ STATIC void PTABLE_PREFIX(_store)(pPTBL_ ptable * const t, const void * const ke
  }
 }
 
+STATIC void PTABLE_PREFIX(_delete)(pPTBL_ ptable * const t, const void * const key) {
+ ptable_ent *prev, *ent;
+ const size_t i = PTABLE_HASH(key) & t->max;
+
+ prev = NULL;
+ ent  = t->ary[i];
+ for (; ent; prev = ent, ent = ent->next) {
+  if (ent->key == key)
+   break;
+ }
+
+ if (ent) {
+  if (prev)
+   prev->next = ent->next;
+  else
+   t->ary[i]  = ent->next;
+  PTABLE_VAL_FREE(ent->val);
+  PerlMemShared_free(ent);
+ }
+}
+
 #ifndef ptable_walk
 STATIC void ptable_walk(pTHX_ ptable * const t, void (*cb)(pTHX_ ptable_ent *ent, void *userdata), void *userdata) {
 #define ptable_walk(T, CB, UD) ptable_walk(aTHX_ (T), (CB), (UD))