usr.bin/menuc/main.c

   1 /*      $NetBSD: main.c,v 1.9 2003/07/17 08:33:43 lukem Exp $   */
   2
   3 /*
   4  * Copyright 1997 Piermont Information Systems Inc.
   5  * All rights reserved.
   6  *
   7  * Written by Philip A. Nelson for Piermont Information Systems Inc.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. All advertising materials mentioning features or use of this software
  18  *    must display the following acknowledgement:
  19  *      This product includes software develooped for the NetBSD Project by
  20  *      Piermont Information Systems Inc.
  21  * 4. The name of Piermont Information Systems Inc. may not be used to endorse
  22  *    or promote products derived from this software without specific prior
  23  *    written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
  26  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  28  * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
  29  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  35  * THE POSSIBILITY OF SUCH DAMAGE.
  36  *
  37  */
  38
  39 /* main.c - main program for menu compiler. */
  40
  41 #if HAVE_NBTOOL_CONFIG_H
  42 #include "nbtool_config.h"
  43 #endif
  44
  45 #include <sys/cdefs.h>
  46
  47 #if defined(__RCSID) && !defined(lint)
  48 __RCSID("$NetBSD: main.c,v 1.9 2003/07/17 08:33:43 lukem Exp $");
  49 #endif
  50
  51
  52 #include <stdio.h>
  53 #include <stdlib.h>
  54 #include <unistd.h>
  55
  56 #define MAIN
  57 #include "defs.h"
  58
  59 /* Local prototypes */
  60 void usage (char *);
  61
  62 int
  63 main (int argc, char **argv)
  64 {
  65         int ch;
  66
  67         prog_name = argv[0];
  68
  69         /* Process the arguments. */
  70         while ( (ch = getopt (argc, argv, "o:")) != -1 ) {
  71                 switch (ch) {
  72                 case 'o': /* output file name */
  73                         out_name = optarg;
  74                         break;
  75                 default:
  76                         usage (prog_name);
  77                 }
  78         }
  79
  80         if (optind != argc-1)
  81                 usage (prog_name);
  82
  83         src_name = argv[optind];
  84
  85         yyin = fopen (src_name, "r");
  86         if (yyin == NULL) {
  87                 (void) fprintf (stderr, "%s: could not open %s.\n",
  88                                 prog_name, src_name);
  89                 exit (1);
  90         }
  91
  92         /* The default menu */
  93         default_menu.info = &default_info;
  94         default_info.title = "\"\"";
  95         default_info.helpstr = NULL;
  96         default_info.exitstr = NULL;
  97         default_info.mopt = 0;
  98         default_info.x = -1;
  99         default_info.y = 0;
 100         default_info.h = 0;
 101         default_info.w = 0;
 102         default_info.numopt = 0;
 103         default_info.optns = NULL;
 104         default_info.postact.code = NULL;
 105         default_info.postact.endwin = FALSE;
 106         default_info.exitact.code = NULL;
 107         default_info.exitact.endwin = FALSE;
 108
 109         /* Do the parse */
 110         (void) yyparse ();
 111
 112         if (had_errors)
 113                 return 1;
 114
 115         return 0;
 116 }
 117
 118
 119 void
 120 usage (char *prog)
 121 {
 122         (void) fprintf (stderr, "%s [-o name] file\n", prog);
 123         exit (1);
 124 }