git: 9front

ref: 422f8c3b9f16c330b805b4f6e32d45d9ca7a3694
dir: /sys/src/libString/s_reset.c/

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#include <u.h>
#include <libc.h>
#include "String.h"

String*
s_reset(String *s)
{
	if(s != nil){
		s = s_unique(s);
		s->ptr = s->base;
		*s->ptr = '\0';
	} else
		s = s_new();
	return s;
}

String*
s_restart(String *s)
{
	s = s_unique(s);
	s->ptr = s->base;
	return s;
}