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      1 /*
      2 * Copyright (C) 2014 The Android Open Source Project
      3 *
      4 * Licensed under the Apache License, Version 2.0 (the "License");
      5 * you may not use this file except in compliance with the License.
      6 * You may obtain a copy of the License at
      7 *
      8 *      http://www.apache.org/licenses/LICENSE-2.0
      9 *
     10 * Unless required by applicable law or agreed to in writing, software
     11 * distributed under the License is distributed on an "AS IS" BASIS,
     12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13 * See the License for the specific language governing permissions and
     14 * limitations under the License.
     15 */
     16 
     17 #pragma once
     18 
     19 #include <atlpath.h>                            // ATL CPath
     20 
     21 // Global flag indicating whether this is running in debug mode (more printfs)
     22 extern bool gIsDebug;
     23 // Global flag indicating whether this is running in console mode or GUI.
     24 // In console mode, errors are written on the console; in GUI they use a MsgBox.
     25 extern bool gIsConsole;
     26 
     27 // Must be called by the application to initialize the app name used in error dialog boxes.
     28 // If NULL is used, fetches VERSIONINFO.FileDescription from resources if available.
     29 void initUtils(const TCHAR *appName);
     30 
     31 // Returns the app name set in initUtils
     32 CString getAppName();
     33 
     34 // Displays a message in an ok+info dialog box. Useful in console mode.
     35 void msgBox(const TCHAR* text, ...);
     36 
     37 // Displays GetLastError prefixed with a description in an error dialog box. Useful in console mode.
     38 void displayLastError(const TCHAR *description, ...);
     39 
     40 // Executes the command line. Does not wait for the program to finish.
     41 // The return code is from CreateProcess (0 means failure), not the running app.
     42 int execNoWait(const TCHAR *app, const TCHAR *params, const TCHAR *workDir);
     43 
     44 // Executes command, waits for completion and returns exit code.
     45 // As indicated in MSDN for CreateProcess, callers should double-quote the program name
     46 // e.g. cmd="\"c:\program files\myapp.exe\" arg1 arg2";
     47 int execWait(const TCHAR *cmd);
     48 
     49 bool getModuleDir(CPath *outDir);
     50 
     51 // Disables the FS redirection done by WOW64.
     52 // Because this runs as a 32-bit app, Windows automagically remaps some
     53 // folder under the hood (e.g. "Programs Files(x86)" is mapped as "Program Files").
     54 // This prevents the app from correctly searching for java.exe in these folders.
     55 // The registry is also remapped.
     56 PVOID disableWow64FsRedirection();
     57 
     58 // Reverts the redirection disabled in disableWow64FsRedirection.
     59 void revertWow64FsRedirection(PVOID oldWow64Value);
     60