view toys/yes.c @ 239:4f1ca01db000

Fluff out hello.c to supply more example code as a skeleton for new commands, and update a chunk of code.html (much more to do there).
author Rob Landley <rob@landley.net>
date Sun, 20 Jan 2008 19:00:16 -0600
parents 163498bf547b
children
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/* vi: set sw=4 ts=4:
 *
 * yes.c - Repeatedly output a string.
 *
 * Copyright 2007 Rob Landley <rob@landley.net>
 *
 * Not in SUSv3.

USE_YES(NEWTOY(yes, NULL, TOYFLAG_USR|TOYFLAG_BIN))

config YES
	bool "yes"
	default y
	help
	  usage: yes [args...]

	  Repeatedly output line until killed.  If no args, output 'y'.
*/

#include "toys.h"

void yes_main(void)
{
	for (;;) {
		int i;
		for (i=0; toys.optargs[i]; i++) {
			if (i) xputc(' ');
			xprintf("%s", toys.optargs[i]);
		}
		if (!i) xputc('y');
		xputc('\n');
	}
}