diff options
Diffstat (limited to 'lib/erl_interface/src/registry/reg_make.c')
-rw-r--r-- | lib/erl_interface/src/registry/reg_make.c | 49 |
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 new file mode 100644 index 0000000000..179cb8bf47 --- /dev/null +++ b/lib/erl_interface/src/registry/reg_make.c @@ -0,0 +1,49 @@ +/* + * %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; +} |