1 /* str/cat2s.c - Append two C strings to a dynamic str
2 * Copyright (C) 2001 Bruce Guenter <bruceg@em.ca>
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 */
18 #include <string.h>
19 #include "str.h"
20
str_cat2s(str * s,const char * a,const char * b)21 int str_cat2s(str* s, const char* a, const char* b)
22 {
23 char* ptr;
24 unsigned alen = strlen(a);
25 unsigned blen = strlen(b);
26 if (!str_realloc(s, s->len+alen+blen)) return 0;
27 ptr = s->s + s->len;
28 memcpy(ptr, a, alen); ptr += alen;
29 memcpy(ptr, b, blen); ptr += blen;
30 *ptr = 0;
31 return 1;
32 }
33