git: 9front

ref: 224feb11f9247b6bb793d89a4d03c4d20650192d
dir: /sys/src/libc/fmt/vseprint.c/

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

char*
vseprint(char *buf, char *e, char *fmt, va_list args)
{
	Fmt f;

	if(e <= buf)
		return nil;
	f.runes = 0;
	f.start = buf;
	f.to = buf;
	f.stop = e - 1;
	f.flush = nil;
	f.farg = nil;
	f.nfmt = 0;
	f.args = args;
	dofmt(&f, fmt);
	*(char*)f.to = '\0';
	return f.to;
}