/* yes.c - Repeatedly output a string.
 *
 * Copyright 2007 Rob Landley <rob@landley.net>

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

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');
  }
}
