config/bin2rc.c

   1 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
   9  *
  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is mozilla.org code.
  16  *
  17  * The Initial Developer of the Original Code is
  18  * Netscape Communications Corporation.
  19  * Portions created by the Initial Developer are Copyright (C) 1998
  20  * the Initial Developer. All Rights Reserved.
  21  *
  22  * Contributor(s):
  23  *
  24  * Alternatively, the contents of this file may be used under the terms of
  25  * either of the GNU General Public License Version 2 or later (the "GPL"),
  26  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  27  * in which case the provisions of the GPL or the LGPL are applicable instead
  28  * of those above. If you wish to allow use of your version of this file only
  29  * under the terms of either the GPL or the LGPL, and not to allow others to
  30  * use your version of this file under the terms of the MPL, indicate your
  31  * decision by deleting the provisions above and replace them with the notice
  32  * and other provisions required by the GPL or the LGPL. If you do not delete
  33  * the provisions above, a recipient may use your version of this file under
  34  * the terms of any one of the MPL, the GPL or the LGPL.
  35  *
  36  * ***** END LICENSE BLOCK ***** */
  37 #include <stdio.h>
  38 #include <sys\stat.h>
  39
  40 int main(int iArgc, char **ppArgv) {
  41     int iRetval = 1;
  42
  43     /*  First argument, the filename to convert.
  44      *  Output to stdout, redirect to save.
  45      */
  46     char *pFileName = ppArgv[1];
  47     if(pFileName) {
  48         FILE *pFile = fopen(pFileName, "rb");
  49         if(pFile) {
  50             struct stat sInfo;
  51
  52             /*  Stat the file for size.
  53              */
  54             if(!fstat(fileno(pFile), &sInfo)) {
  55                 int iChar;
  56                 int iX = 0;
  57                 int iFirsttime = 1;
  58
  59                 /*  Begin RCDATA
  60                  */
  61                 printf("BEGIN\n");
  62
  63                 /*  First string identifies created via bin2rc.
  64                  *  Users of the RCDATA must check for this to
  65                  *      assume the format of the remainder of
  66                  *      the data.
  67                  */
  68                 printf("\t\"bin2rc generated resource\\0\",\t// bin2rc identity string\n");
  69
  70                 /*  Next string is optional parameter on command
  71                  *      line.  If not present, an empty string.
  72                  *  Users of the RCDATA must understand this is
  73                  *      the optional string that can be used for
  74                  *      about any purpose they desire.
  75                  */
  76                 printf("\t\"%s\\0\",\t// optional command line string\n", ppArgv[2] ? ppArgv[2] : "");
  77
  78                 /*  Next string is the size of the original file.
  79                  *  Users of the RCDATA must understand that this
  80                  *      is the size of the file's actual contents.
  81                  */
  82                 printf("\t\"%ld\\0\"\t// data size header\n", sInfo.st_size);
  83
  84                 while(EOF != (iChar = fgetc(pFile))) {
  85                     /*  Comma?
  86                      */
  87                     if(0 == iFirsttime) {
  88                         iX += printf(",");
  89                     }
  90                     else {
  91                         iFirsttime = 0;
  92                     }
  93
  94                     /*  Newline?
  95                      */
  96                     if(iX >= 72) {
  97                         printf("\n");
  98                         iX = 0;
  99                     }
 100
 101                     /*  Tab?
 102                      */
 103                     if(0 == iX) {
 104                         printf("\t");
 105                         iX += 8;
 106                     }
 107
 108                     /*  Octal byte.
 109                      */
 110                     iX += printf("\"\\%.3o\"", iChar);
 111
 112
 113                 }
 114
 115                 /*  End RCDATA
 116                  */
 117                 if(0 != iX) {
 118                     printf("\n");
 119                 }
 120                 printf("END\n");
 121
 122                 /*  All is well.
 123                  */
 124                 iRetval = 0;
 125             }
 126             fclose(pFile);
 127             pFile = NULL;
 128         }
 129     }
 130
 131     return(iRetval);
 132 }
 133