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-rw-r--r--lib/erl_interface/src/registry/reg_make.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/lib/erl_interface/src/registry/reg_make.c b/lib/erl_interface/src/registry/reg_make.c
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+++ b/lib/erl_interface/src/registry/reg_make.c
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+/*
+ * %CopyrightBegin%
+ *
+ * Copyright Ericsson AB 1998-2009. All Rights Reserved.
+ *
+ * The contents of this file are subject to the Erlang Public License,
+ * Version 1.1, (the "License"); you may not use this file except in
+ * compliance with the License. You should have received a copy of the
+ * Erlang Public License along with this software. If not, it can be
+ * retrieved online at http://www.erlang.org/.
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * %CopyrightEnd%
+ *
+
+ */
+#include <stdlib.h>
+#include "reg.h"
+
+
+/* make a new ei_reg_obj object. If the freelist for this registry is
+ * not empty, an object will be returned from there. Otherwise one
+ * will be created with malloc().
+ */
+ei_reg_obj *ei_reg_make(ei_reg *reg, int attr)
+{
+ ei_reg_obj *new=NULL;
+
+ if (reg->freelist) {
+ new = reg->freelist;
+ reg->freelist = new->next;
+ /* fprintf(stderr,"%s:%d: found %p on freelist\n",__FILE__,__LINE__,new); */
+ }
+ else {
+ new = malloc(sizeof(*new));
+ /* fprintf(stderr,"%s:%d: allocated %p\n",__FILE__,__LINE__,new); */
+ }
+
+ if (new) {
+ new->attr=attr | EI_DIRTY;
+ new->size=0;
+ new->next = NULL;
+ }
+ return new;
+}