browser/app/nsBrowserApp.cpp

   1 /* -*- Mode: C++; tab-width: 2; 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) 2002
  20  * the Initial Developer. All Rights Reserved.
  21  *
  22  * Contributor(s):
  23  *  Brian Ryner <bryner@brianryner.com>
  24  *
  25  * Alternatively, the contents of this file may be used under the terms of
  26  * either the GNU General Public License Version 2 or later (the "GPL"), or
  27  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  28  * in which case the provisions of the GPL or the LGPL are applicable instead
  29  * of those above. If you wish to allow use of your version of this file only
  30  * under the terms of either the GPL or the LGPL, and not to allow others to
  31  * use your version of this file under the terms of the MPL, indicate your
  32  * decision by deleting the provisions above and replace them with the notice
  33  * and other provisions required by the GPL or the LGPL. If you do not delete
  34  * the provisions above, a recipient may use your version of this file under
  35  * the terms of any one of the MPL, the GPL or the LGPL.
  36  *
  37  * ***** END LICENSE BLOCK ***** */
  38
  39 #include "nsXULAppAPI.h"
  40 #ifdef XP_WIN
  41 #include <windows.h>
  42 #include <stdlib.h>
  43 #endif
  44
  45 #include <stdio.h>
  46 #include <stdarg.h>
  47
  48 #include "plstr.h"
  49 #include "prprf.h"
  50 #include "prenv.h"
  51
  52 #include "nsCOMPtr.h"
  53 #include "nsILocalFile.h"
  54 #include "nsStringGlue.h"
  55
  56 #ifdef XP_WIN
  57 // we want to use the DLL blocklist if possible
  58 #define XRE_WANT_DLL_BLOCKLIST
  59 // we want a wmain entry point
  60 #include "nsWindowsWMain.cpp"
  61 #endif
  62
  63 static void Output(const char *fmt, ... )
  64 {
  65   va_list ap;
  66   va_start(ap, fmt);
  67
  68 #if defined(XP_WIN) && !MOZ_WINCONSOLE
  69   PRUnichar msg[2048];
  70   _vsnwprintf(msg, sizeof(msg)/sizeof(msg[0]), NS_ConvertUTF8toUTF16(fmt).get(), ap);
  71   MessageBoxW(NULL, msg, L"XULRunner", MB_OK | MB_ICONERROR);
  72 #else
  73   vfprintf(stderr, fmt, ap);
  74 #endif
  75
  76   va_end(ap);
  77 }
  78
  79 /**
  80  * Return true if |arg| matches the given argument name.
  81  */
  82 static PRBool IsArg(const char* arg, const char* s)
  83 {
  84   if (*arg == '-')
  85   {
  86     if (*++arg == '-')
  87       ++arg;
  88     return !PL_strcasecmp(arg, s);
  89   }
  90
  91 #if defined(XP_WIN) || defined(XP_OS2)
  92   if (*arg == '/')
  93     return !PL_strcasecmp(++arg, s);
  94 #endif
  95
  96   return PR_FALSE;
  97 }
  98
  99 /**
 100  * A helper class which calls NS_LogInit/NS_LogTerm in its scope.
 101  */
 102 class ScopedLogging
 103 {
 104 public:
 105   ScopedLogging() { NS_LogInit(); }
 106   ~ScopedLogging() { NS_LogTerm(); }
 107 };
 108
 109 int main(int argc, char* argv[])
 110 {
 111   ScopedLogging log;
 112
 113   nsCOMPtr<nsILocalFile> appini;
 114   nsresult rv = XRE_GetBinaryPath(argv[0], getter_AddRefs(appini));
 115   if (NS_FAILED(rv)) {
 116     Output("Couldn't calculate the application directory.");
 117     return 255;
 118   }
 119   appini->SetNativeLeafName(NS_LITERAL_CSTRING("application.ini"));
 120
 121   // Allow firefox.exe to launch XULRunner apps via -app <application.ini>
 122   // Note that -app must be the *first* argument.
 123   char *appEnv = nsnull;
 124   const char *appDataFile = PR_GetEnv("XUL_APP_FILE");
 125   if (appDataFile && *appDataFile) {
 126     rv = XRE_GetFileFromPath(appDataFile, getter_AddRefs(appini));
 127     if (NS_FAILED(rv)) {
 128       Output("Invalid path found: '%s'", appDataFile);
 129       return 255;
 130     }
 131   }
 132   else if (argc > 1 && IsArg(argv[1], "app")) {
 133     if (argc == 2) {
 134       Output("Incorrect number of arguments passed to -app");
 135       return 255;
 136     }
 137
 138     rv = XRE_GetFileFromPath(argv[2], getter_AddRefs(appini));
 139     if (NS_FAILED(rv)) {
 140       Output("application.ini path not recognized: '%s'", argv[2]);
 141       return 255;
 142     }
 143
 144     appEnv = PR_smprintf("XUL_APP_FILE=%s", argv[2]);
 145     PR_SetEnv(appEnv);
 146     argv[2] = argv[0];
 147     argv += 2;
 148     argc -= 2;
 149   }
 150
 151   nsXREAppData *appData;
 152   rv = XRE_CreateAppData(appini, &appData);
 153   if (NS_FAILED(rv)) {
 154     Output("Couldn't read application.ini");
 155     return 255;
 156   }
 157
 158   int result = XRE_main(argc, argv, appData);
 159   XRE_FreeAppData(appData);
 160   if (appEnv)
 161     PR_smprintf_free(appEnv);
 162   return result;
 163 }