ref: 5153685fa2ad1dd3e2921c5532d7b676b5026f47
dir: /sys/src/libString/s_reset.c/
#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;
}