Support for resource pools, based on the Apache model.

[mLib] / pool-sub.c

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+/* -*-c-*-
+ *
+ * $Id: pool-sub.c,v 1.1 2000/07/16 12:28:48 mdw Exp $
+ *
+ * Subarenas in resource pools
+ *
+ * (c) 2000 Straylight/Edgeware
+ */
+
+/*----- Licensing notice --------------------------------------------------* 
+ *
+ * This file is part of the mLib utilities library.
+ *
+ * mLib is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ * 
+ * mLib is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Library General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Library General Public
+ * License along with mLib; if not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ */
+
+/*----- Revision history --------------------------------------------------* 
+ *
+ * $Log: pool-sub.c,v $
+ * Revision 1.1  2000/07/16 12:28:48  mdw
+ * Support for resource pools, based on the Apache model.
+ *
+ */
+
+/*----- Header files ------------------------------------------------------*/
+
+#include "pool.h"
+#include "sub.h"
+
+/*----- Main code ---------------------------------------------------------*/
+
+/* --- @pool_subarena@ --- *
+ *
+ * Arguments:  @pool *p@ = pointer to the pool
+ *
+ * Returns:    A subarena built from the pool's memory allocator.
+ *
+ * Use:                Creates a suballocation arena attached to a pool.  The arena
+ *             and all of its memory will be freed when the pool is
+ *             destroyed.
+ */
+
+subarena *pool_subarena(pool *p)
+{
+  subarena *sa = pool_alloc(p, sizeof(subarena));
+  subarena_create(sa, &p->a);
+  return (sa);
+}
+
+/*----- That's all, folks -------------------------------------------------*/