config/mangle.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
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  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
  38 #include <windows.h>
  39 #include <stdio.h>
  40 #include <stdlib.h>
  41
  42 HANDLE hMangleFile;
  43
  44 void Usage(void)
  45 {
  46     fprintf(stderr, "MANGLE: <file>\n");
  47 }
  48
  49 BOOL MangleFile( const char *real_name, const char *mangle_name )
  50 {
  51     int len;
  52     DWORD dwWritten;
  53     char buffer[2048];
  54
  55     if( mangle_name && *mangle_name && strcmpi(real_name, mangle_name) ) {
  56         printf("Mangle: renaming %s to %s\n", real_name, mangle_name);
  57
  58         if( ! MoveFile(real_name, "X_MANGLE.TMP") ) {
  59             fprintf(stderr, "MANGLE: cannot rename %s to X_MANGLE.TMP\n",
  60                     real_name);
  61                 return FALSE;
  62         }
  63
  64         if( ! MoveFile("X_MANGLE.TMP", mangle_name) ) {
  65             MoveFile("X_MANGLE.TMP", real_name);
  66             fprintf(stderr, "MANGLE: cannot rename X_MANGLE.TMP to %s\n",
  67                     mangle_name);
  68             return FALSE;
  69         }
  70
  71         len = sprintf(buffer, "mv %s %s\r\n", mangle_name, real_name);
  72
  73         if( (WriteFile( hMangleFile, buffer, len, &dwWritten, NULL ) == FALSE) ||
  74             (dwWritten != len) ) {
  75             fprintf(stderr, "MANGLE: error writing to UNMANGLE.BAT\n");
  76             return FALSE;
  77         }
  78     }
  79     return TRUE;
  80 }
  81
  82
  83 int main( int argc, char *argv[] )
  84 {
  85     WIN32_FIND_DATA find_data;
  86     HANDLE hFoundFile;
  87
  88     if( argc != 1 ) {
  89         Usage();
  90         return 2;
  91     }
  92
  93
  94     hMangleFile = CreateFile("unmangle.bat",    /* name                */
  95                     GENERIC_READ|GENERIC_WRITE, /* access mode         */
  96                     0,                          /* share mode          */
  97                     NULL,                       /* security descriptor */
  98                     CREATE_NEW,                 /* how to create       */
  99                     FILE_ATTRIBUTE_NORMAL,      /* file attributes     */
 100                     NULL );                     /* template file       */
 101
 102     if( hMangleFile == INVALID_HANDLE_VALUE ) {
 103         if( GetLastError() == ERROR_FILE_EXISTS ) {
 104             fprintf(stderr, "MANGLE: UNMANGLE.BAT already exists\n");
 105         } else {
 106             fprintf(stderr, "MANGLE: cannot open UNMANGLE.BAT\n");
 107         }
 108         return 1;
 109     }
 110
 111     if( (hFoundFile = FindFirstFile("*.*", &find_data)) == INVALID_HANDLE_VALUE ) {
 112         fprintf(stderr, "MANGLE: cannot read directory\n");
 113         return 1;
 114     }
 115
 116     do {
 117         if( !MangleFile(find_data.cFileName, find_data.cAlternateFileName) ) {
 118             fprintf(stderr, "MANGLE: cannot rename %s to %s\n",
 119                     find_data.cFileName, find_data.cAlternateFileName );
 120
 121             FindClose( hFoundFile );
 122             CloseHandle( hMangleFile );
 123             return 1;
 124         }
 125     } while( FindNextFile(hFoundFile, &find_data) );
 126     FindClose( hFoundFile );
 127
 128     {
 129         int len;
 130         DWORD dwWritten;
 131         char buffer[255];
 132
 133         len = sprintf(buffer, "del unmangle.bat\r\n");
 134         WriteFile  ( hMangleFile, buffer, len, &dwWritten, NULL );
 135     }
 136     CloseHandle( hMangleFile );
 137
 138     return 0;
 139 }