#
# STDIO/FSEEK.D - Miscellanious support for stdio
#

public method
int
File.fseek(off_t offset, int whence)
{
	this.fflush();
	this.in.base = 0;
	this.in.index = 0;
	this.flags &= ~F_EOF;
	if (this.flags & F_ISREG) {
		this.pos = this.fs.lseek(offset, whence);
		$ = 0;
	} else {
		this.fs.error = Sys.EINVAL;
		$ = -1;
	}
}

public method
off_t
File.ftell()
{
	if (this.flags & F_ISREG) {
		$ = this.pos;
	} else {
		this.fs.error = Sys.EINVAL;
		$ = -1;
	}
}

public method
void
File.rewind()
{
	this.fflush();
	if (this.flags & F_ISREG)
		this.fseek(0, Fs.SEEK_SET);
	this.clearerr();
	this.in.base = 0;
	this.in.index = 0;
}