git.sur5r.net Git - cc65/blob - src/sp65/main.c

   1 /*****************************************************************************/
   2 /*                                                                           */
   3 /*                                  main.c                                   */
   4 /*                                                                           */
   5 /*            Main program of the sp65 sprite and bitmap utility             */
   6 /*                                                                           */
   7 /*                                                                           */
   8 /*                                                                           */
   9 /* (C) 2012,      Ullrich von Bassewitz                                      */
  10 /*                Roemerstrasse 52                                           */
  11 /*                D-70794 Filderstadt                                        */
  12 /* EMail:         uz@cc65.org                                                */
  13 /*                                                                           */
  14 /*                                                                           */
  15 /* This software is provided 'as-is', without any expressed or implied       */
  16 /* warranty.  In no event will the authors be held liable for any damages    */
  17 /* arising from the use of this software.                                    */
  18 /*                                                                           */
  19 /* Permission is granted to anyone to use this software for any purpose,     */
  20 /* including commercial applications, and to alter it and redistribute it    */
  21 /* freely, subject to the following restrictions:                            */
  22 /*                                                                           */
  23 /* 1. The origin of this software must not be misrepresented; you must not   */
  24 /*    claim that you wrote the original software. If you use this software   */
  25 /*    in a product, an acknowledgment in the product documentation would be  */
  26 /*    appreciated but is not required.                                       */
  27 /* 2. Altered source versions must be plainly marked as such, and must not   */
  28 /*    be misrepresented as being the original software.                      */
  29 /* 3. This notice may not be removed or altered from any source              */
  30 /*    distribution.                                                          */
  31 /*                                                                           */
  32 /*****************************************************************************/
  33
  34
  35
  36 #include <stdio.h>
  37 #include <stdlib.h>
  38 #include <string.h>
  39 #include <errno.h>
  40
  41 /* common */
  42 #include "cmdline.h"
  43 #include "version.h"
  44
  45 /* sp65 */
  46 #include "error.h"
  47
  48
  49
  50 /*****************************************************************************/
  51 /*                                   Code                                    */
  52 /*****************************************************************************/
  53
  54
  55
  56 static void Usage (void)
  57 /* Print usage information and exit */
  58 {
  59     fprintf (stderr,
  60              "Usage: %s [options] file [options] [file]\n"
  61              "Short options:\n"
  62              "  -h\t\t\tHelp (this text)\n"
  63              "  -V\t\t\tPrint the version number and exit\n"
  64              "\n"
  65              "Long options:\n"
  66              "  --help\t\tHelp (this text)\n"
  67              "  --version\t\tPrint the version number and exit\n",
  68              ProgName);
  69 }
  70
  71
  72
  73 static void OptHelp (const char* Opt attribute ((unused)),
  74                      const char* Arg attribute ((unused)))
  75 /* Print usage information and exit */
  76 {
  77     Usage ();
  78     exit (EXIT_SUCCESS);
  79 }
  80
  81
  82
  83 static void OptVersion (const char* Opt attribute ((unused)),
  84                         const char* Arg attribute ((unused)))
  85 /* Print the assembler version */
  86 {
  87     fprintf (stderr,
  88              "%s V%s - (C) Copyright 2012, Ullrich von Bassewitz\n",
  89              ProgName, GetVersionAsString ());
  90 }
  91
  92
  93
  94 int main (int argc, char* argv [])
  95 /* sp65 main program */
  96 {
  97     /* Program long options */
  98     static const LongOpt OptTab[] = {
  99         { "--help",             0,      OptHelp                 },
 100         { "--version",          0,      OptVersion              },
 101     };
 102
 103     unsigned I;
 104
 105     /* Initialize the cmdline module */
 106     InitCmdLine (&argc, &argv, "sp65");
 107
 108     /* Check the parameters */
 109     I = 1;
 110     while (I < ArgCount) {
 111
 112         /* Get the argument */
 113         const char* Arg = ArgVec[I];
 114
 115         /* Check for an option */
 116         if (Arg [0] == '-') {
 117             switch (Arg [1]) {
 118
 119                 case '-':
 120                     LongOption (&I, OptTab, sizeof(OptTab)/sizeof(OptTab[0]));
 121                     break;
 122
 123                 case 'h':
 124                     OptHelp (Arg, 0);
 125                     break;
 126
 127                 case 'V':
 128                     OptVersion (Arg, 0);
 129                     break;
 130
 131                 default:
 132                     UnknownOption (Arg);
 133                     break;
 134
 135             }
 136         }
 137
 138         /* Next argument */
 139         ++I;
 140     }
 141
 142     /* Success */
 143     return EXIT_SUCCESS;
 144 }
 145
 146
 147