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/*
* Copyright (c) 1998, 1999, 2000, 2001
* Tama Communications Corporation
*
* This file is part of GNU GLOBAL.
*
* GNU GLOBAL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* GNU GLOBAL 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef STDC_HEADERS
#include <stdlib.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#else
#include <strings.h>
#endif
#include "die.h"
#include "dbop.h"
#include "defined.h"
#include "makepath.h"
static DBOP *dbop = NULL;
/*
* Tag command that supports referenced tag must call this function
* to decide whether or not the tag is defined.
*/
int
defined(name)
const char *name;
{
if (dbop == NULL) {
const char *dbpath;
/*
* gtags(1) set GTAGSDBPATH to the path GTAGS exist.
*/
if (!(dbpath = getenv("GTAGSDBPATH")))
dbpath = ".";
dbop = dbop_open(makepath(dbpath, "GTAGS", NULL), 0, 0, 0);
if (dbop == NULL)
die("'GTAGS' not found.");
}
if (dbop_get(dbop, name))
return 1;
return 0;
}
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