X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/mLib/blobdiff_plain/dd3c57bc8cac59e0d657ee665ce462988d27d714..18c831dcd0ae4d660c70ccac69d27ed2a97851be:/mem/pool-sub.c

diff --git a/mem/pool-sub.c b/mem/pool-sub.c
new file mode 100644
index 0000000..f745960
--- /dev/null
+++ b/mem/pool-sub.c
@@ -0,0 +1,53 @@
+/* -*-c-*-
+ *
+ * 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.
+ */
+
+/*----- 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 -------------------------------------------------*/