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/* $OpenBSD: opt.c,v 1.1 2009/07/25 08:44:27 ratchov Exp $ */
/*
* Copyright (c) 2008 Alexandre Ratchov <alex@caoua.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "conf.h"
#include "opt.h"
struct optlist opt_list = SLIST_HEAD_INITIALIZER(&opt_list);
void
opt_new(char *name, struct aparams *wpar, struct aparams *rpar, int maxweight)
{
struct opt *o;
unsigned len;
char c;
for (len = 0; name[len] != '\0'; len++) {
if (len == OPT_NAMEMAX) {
fprintf(stderr, "%s: name too long\n", name);
exit(1);
}
c = name[len];
if (c < 'a' && c > 'z' &&
c < 'A' && c > 'Z' &&
c < '0' && c > '9' &&
c != '_') {
fprintf(stderr, "%s: '%c' not allowed\n", name, c);
exit(1);
}
}
o = malloc(sizeof(struct opt));
if (o == NULL) {
perror("opt_new: malloc");
exit(1);
}
memcpy(o->name, name, len + 1);
o->wpar = *wpar;
o->rpar = *rpar;
o->maxweight = maxweight;
#ifdef DEBUG
if (debug_level > 0) {
fprintf(stderr, "opt_new: %s: wpar=", o->name);
aparams_print(&o->wpar);
fprintf(stderr, ", rpar=");
aparams_print(&o->rpar);
fprintf(stderr, ", vol=%u\n", o->maxweight);
}
#endif
SLIST_INSERT_HEAD(&opt_list, o, entry);
}
struct opt *
opt_byname(char *name)
{
struct opt *o;
SLIST_FOREACH(o, &opt_list, entry) {
if (strcmp(name, o->name) == 0) {
DPRINTF("opt_byname: %s found\n", o->name);
return o;
}
}
DPRINTF("opt_byname: %s not found\n", name);
return NULL;
}
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