ruby/missing/strdup.c

26 строки
414 B
C

/************************************************
strdup.c -
$Author$
$Date$
created at: Wed Dec 7 15:34:01 JST 1994
************************************************/
#include <stdio.h>
char *
strdup(str)
char *str;
{
extern char *xmalloc();
char *tmp;
int len = strlen(str) + 1;
tmp = xmalloc(len);
if (tmp == NULL) return NULL;
memcpy(tmp, str, len);
return tmp;
}