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reslist.c
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1993-12-06
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/**
** RESLIST.C
**
** Copyright (C) 1992, Csaba Biegl
** 820 Stirrup Dr, Nashville, TN, 37221
** csaba@vuse.vanderbilt.edu
**
** This file is distributed under the terms listed in the document
** "copying.cb", available from the author at the address above.
** A copy of "copying.cb" should accompany this file; if not, a copy
** should be available from where this file was obtained. This file
** may not be distributed without a verbatim copy of "copying.cb".
** You should also have received a copy of the GNU General Public
** License along with this program (it is in the file "copying");
** if not, write to the Free Software Foundation, Inc., 675 Mass Ave,
** Cambridge, MA 02139, USA.
**
** This program 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.
**/
#include "grx.h"
#include "libgrx.h"
#include "grxfile.h"
#include "gmalloc.h"
#include <string.h>
void _GrAddToResList(void *data,char *name,ResList **list)
{
ResList *p = _GrMalloc(sizeof(ResList) + strlen(name) + 1);
if(p != NULL) {
strcpy(p->name,name);
p->data = data;
p->next = *list;
*list = p;
}
}
void _GrRemoveFromResList(void *data,ResList **list)
{
ResList *this = *list;
ResList *prev = NULL;
while(this != NULL) {
if(this->data == data) {
*(prev ? &prev->next : list) = this->next;
_GrFree(this);
return;
}
prev = this;
this = this->next;
}
}
void *_GrLookupInResList(char *name,ResList *list)
{
while(list != NULL) {
if(strcmp(list->name,name) == 0)
return(list->data);
list = list->next;
}
return(NULL);
}