text: /*-
   * Copyright (c) 2006 Verdens Gang AS
   * Copyright (c) 2006-2015 Varnish Software AS
   * All rights reserved.
   *
   * Author: Martin Blix Grydeland <martin@varnish-software.com>
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   * Common functions for the utilities
   */
  
  struct vopt_spec;
  
  typedef int VUT_cb_f(void);
  
  struct VUT {
  	const char	*progname;
  	char		*name;
  
  	/* Options */
  	int		d_opt;
  	int		D_opt;
  	int		g_arg;
  	int		k_arg;
  	char		*n_arg;
  	char		*N_arg;
  	char		*P_arg;
  	char		*q_arg;
  	char		*r_arg;
  	double		t_arg;
  
  	/* State */
  	struct VSL_data	*vsl;
  	struct VSM_data	*vsm;
  	struct VSLQ	*vslq;
  	struct vpf_fh	*pfh;
  	int		sighup;
  	int		sigint;
  	int		sigusr1;
  
  	/* Callback functions */
  	VUT_cb_f	*idle_f;
  	VUT_cb_f	*sighup_f;
  	VSLQ_dispatch_f	*dispatch_f;
  	void		*dispatch_priv;
  };
  
  extern struct VUT VUT;
  
  void VUT_Error(int status, const char *fmt, ...)
  	__v_printflike(2, 3);
  
  int VUT_g_Arg(const char *arg);
  
  int VUT_Arg(int opt, const char *arg);
  
  void VUT_Setup(void);
  
  void VUT_Init(const char *progname, int argc, char * const *argv,
      const struct vopt_spec *);
  
  void VUT_Fini(void);
  
  int VUT_Main(void);
  