git: 9front

ref: 4a30e556f7b66bcd2e68ab04bd3c9c42e1e4dfac
dir: /sys/src/libString/s_terminate.c/

View raw version 
#include <u.h>
#include <libc.h>
#include "String.h"

void
s_terminate(String *s)
{
	if(s->ref > 1)
		sysfatal("can't s_terminate a shared string");
	if (s->ptr >= s->end)
		s_grow(s, 1);
	*s->ptr = 0;
}