usr.bin/menuc/main.c

   1 /*      $NetBSD: main.c,v 1.11 2012/03/06 16:55:18 mbalmer 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. The name of Piermont Information Systems Inc. may not be used to endorse
  18  *    or promote products derived from this software without specific prior
  19  *    written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
  22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
  25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  31  * THE POSSIBILITY OF SUCH DAMAGE.
  32  *
  33  */
  34
  35 /* main.c - main program for menu compiler. */
  36
  37 #if HAVE_NBTOOL_CONFIG_H
  38 #include "nbtool_config.h"
  39 #endif
  40
  41 #include <sys/cdefs.h>
  42
  43 #if defined(__RCSID) && !defined(lint)
  44 __RCSID("$NetBSD: main.c,v 1.11 2012/03/06 16:55:18 mbalmer Exp $");
  45 #endif
  46
  47
  48 #include <stdio.h>
  49 #include <stdlib.h>
  50 #include <unistd.h>
  51
  52 #define MAIN
  53 #include "defs.h"
  54
  55 /* Local prototypes */
  56 __dead void usage(void);
  57
  58 int
  59 main(int argc, char **argv)
  60 {
  61         int ch;
  62
  63         /* Process the arguments. */
  64         while ((ch = getopt(argc, argv, "o:")) != -1 ) {
  65                 switch (ch) {
  66                 case 'o': /* output file name */
  67                         out_name = optarg;
  68                         break;
  69                 default:
  70                         usage();
  71                 }
  72         }
  73
  74         if (optind != argc - 1)
  75                 usage();
  76
  77         src_name = argv[optind];
  78
  79         yyin = fopen(src_name, "r");
  80         if (yyin == NULL) {
  81                 (void)fprintf(stderr, "%s: could not open %s.\n", prog_name,
  82                     src_name);
  83                 exit(1);
  84         }
  85
  86         /* The default menu */
  87         default_menu.info = &default_info;
  88         default_info.title = "\"\"";
  89         default_info.helpstr = NULL;
  90         default_info.exitstr = NULL;
  91         default_info.mopt = 0;
  92         default_info.x = -1;
  93         default_info.y = 0;
  94         default_info.h = 0;
  95         default_info.w = 0;
  96         default_info.numopt = 0;
  97         default_info.optns = NULL;
  98         default_info.postact.code = NULL;
  99         default_info.postact.endwin = FALSE;
 100         default_info.exitact.code = NULL;
 101         default_info.exitact.endwin = FALSE;
 102
 103         /* Do the parse */
 104         (void)yyparse();
 105
 106         return had_errors ? 1 : 0;
 107 }
 108
 109
 110 __dead void
 111 usage(void)
 112 {
 113         (void)fprintf (stderr, "%s [-o name] file\n", getprogname());
 114         exit(1);
 115 }