/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*
* Copyright 1992 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Portions of this source code were derived from Berkeley
* under license from the Regents of the University of
* California.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <stdio.h>
#include <stdlib.h>
#include "ypsym.h"
extern void free();
extern char *strdup();
/*
* Add a name to the list
*/
static listofnames *
newname(str)
char *str;
{
listofnames *it;
char *copy;
if (str == NULL)
return (NULL);
copy = strdup(str);
if (copy == NULL)
return (NULL);
it = (listofnames *) malloc(sizeof (listofnames));
if (it == NULL) {
free(copy);
return (NULL);
}
it->name = copy;
it->nextname = NULL;
return (it);
}
/*
* Assemble the list of names
*/
listofnames *
names(filename)
char *filename;
{
listofnames *nameslist;
listofnames *end;
listofnames *nname;
FILE *fyle;
char line[256];
char name[256];
fyle = fopen(filename, "r");
if (fyle == NULL) {
return (NULL);
}
nameslist = NULL;
while (fgets(line, sizeof (line), fyle)) {
if (line[0] == '#') continue;
if (line[0] == '\0') continue;
if (line[0] == '\n') continue;
nname = newname(line);
if (nname) {
if (nameslist == NULL) {
nameslist = nname;
end = nname;
} else {
end->nextname = nname;
end = nname;
}
} else
fprintf(stderr,
"file %s bad malloc %s\n", filename, name);
}
fclose(fyle);
return (nameslist);
}
void
free_listofnames(locallist)
listofnames *locallist;
{
listofnames *next = (listofnames *)NULL;
for (; locallist; locallist = next) {
next = locallist->nextname;
if (locallist->name)
free(locallist->name);
free((char *)locallist);
}
}
#ifdef MAIN
main(argc, argv)
char **argv;
{
listofnames *list;
list = names(argv[1]);
#ifdef DEBUG
print_listofnames(list);
#endif
free_listofnames(list);
#ifdef DEBUG
printf("Done\n");
#endif
}
#endif
#ifdef DEBUG
void
print_listofnames(list)
listofnames *list;
{
if (list == NULL)
printf("NULL\n");
for (; list; list = list->nextname)
printf("%s\n", list->name);
}
#endif