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sh_init.c

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00001 /*
00002 ** Copyright (C) 2002 by Kevin L. Mitchell <klmitch@mit.edu>
00003 **
00004 ** This library is free software; you can redistribute it and/or
00005 ** modify it under the terms of the GNU Library General Public
00006 ** License as published by the Free Software Foundation; either
00007 ** version 2 of the License, or (at your option) any later version.
00008 **
00009 ** This library is distributed in the hope that it will be useful,
00010 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012 ** Library General Public License for more details.
00013 **
00014 ** You should have received a copy of the GNU Library General Public
00015 ** License along with this library; if not, write to the Free
00016 ** Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
00017 ** MA 02111-1307, USA
00018 **
00019 ** @(#)$Id: sh_init.c,v 1.3 2006/07/13 19:16:24 klmitch Exp $
00020 */
00028 #include "dbprim.h"
00029 #include "dbprim_int.h"
00030 
00031 RCSTAG("@(#)$Id: sh_init.c,v 1.3 2006/07/13 19:16:24 klmitch Exp $");
00032 
00033 unsigned long
00034 sh_init(smat_head_t *head, smat_loc_t elem, void *object)
00035 {
00036   unsigned long retval;
00037 
00038   initialize_dbpr_error_table(); /* initialize error table */
00039 
00040   /* verify arguments... */
00041   if (!head || (elem != SMAT_LOC_FIRST && elem != SMAT_LOC_SECOND))
00042     return DB_ERR_BADARGS;
00043 
00044   /* initialize list head */
00045   if ((retval = ll_init(&head->sh_head, object)))
00046     return retval;
00047 
00048   head->sh_elem = elem; /* initialize list head */
00049   head->sh_table = 0;
00050 
00051   head->sh_magic = SMAT_HEAD_MAGIC; /* set magic number */
00052 
00053   return 0;
00054 }

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