git: 9front

ref: a21c8d0216dc5b89f12975f17c1c5e626aa46eb3
dir: /sys/src/libString/s_memappend.c/

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

/* append a char array ( of up to n characters) to a String */
String *
s_memappend(String *to, char *from, int n)
{
	char *e;

	if (to == 0)
		to = s_new();
	if (from == 0)
		return to;
	for(e = from + n; from < e; from++)
		s_putc(to, *from);
	s_terminate(to);
	return to;
}