view sbr/concat.c @ 12:441a2190cfae

Lion fix
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sat, 21 Apr 2012 13:10:49 +0900
parents f89a9a79e124
children
line wrap: on
line source

/* concat.c - concatenate a bunch of strings in managed memory */

#include "../h/mh.h"
#include <stdio.h>
#include <stdarg.h>


/* VARARGS */

char   *concat (char *first, ...)
{
    register char  *cp,
                   *dp,
                   *sp;
    register unsigned   len;
    va_list list;

    len = 1;
    va_start (list, first); 
    len += strlen (first);
    while (cp = va_arg (list, char *))
	len += strlen (cp);
    va_end (list);

    dp = sp = malloc (len);
    if (dp == NULL)
	adios (NULLCP, "unable to allocate string storage");

    va_start (list, first); 
    sp = copy (first, sp);
    while (cp = va_arg (list, char *))
	sp = copy (cp, sp);
    va_end (list);

    return dp;
}