tdnf/llconf/lines.c

84 lines
1.9 KiB
C

/* -*- linux-c -*- */
/*
This file is part of llconf2
Copyright (C) 2004-2007 Oliver Kurth <oku@debian.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "lines.h"
struct confline *create_confline(const char *line)
{
struct confline *cl = NULL;
cl = malloc(sizeof(struct confline));
if(cl){
memset(cl, 0, sizeof(struct confline));
cl->line = strdup(line);
}
return cl;
}
void destroy_confline(struct confline *cl)
{
if(cl){
if(cl->line) free(cl->line);
free(cl);
}
}
void destroy_confline_list(struct confline *cl_list)
{
struct confline *cl, *cl_next;
for(cl = cl_list; cl; cl = cl_next){
cl_next = cl->next;
destroy_confline(cl);
}
}
struct confline *append_confline(struct confline *cl_list, struct confline *cl)
{
if(cl_list){
struct confline **pcl;
for(pcl = &(cl_list->next); *pcl; pcl = &((*pcl)->next));
*pcl = cl;
return cl_list;
}else
return cl;
}
struct confline *read_conflines(FILE *fptr)
{
char line[MAX_CONFLINE];
struct confline *cl = NULL, *cl_next, *cl_root = NULL;
while(fgets(line, MAX_CONFLINE-1, fptr)){
cl_next = create_confline(line);
if(cl)
cl->next = cl_next;
else
cl_root = cl_next;
cl = cl_next;
}
return cl_root;
}