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96 lines
2.3 KiB
C
96 lines
2.3 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS Change CodePage Command
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* FILE: base/applications/cmdutils/chcp/chcp.c
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* PURPOSE: Displays or changes the active console input and output codepages.
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* PROGRAMMERS: Eric Kohl
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* Hermes Belusca-Maito (hermes.belusca@sfr.fr)
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*/
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/*
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* CHCP.C - chcp internal command.
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*
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* 23-Dec-1998 (Eric Kohl)
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* Started.
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*
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* 02-Apr-2005 (Magnus Olsen <magnus@greatlord.com>)
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* Remove all hardcoded strings in En.rc
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <windef.h>
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#include <winbase.h>
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#include <wincon.h>
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#include <conutils.h>
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#include "resource.h"
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// INT CommandChcp(LPTSTR cmd, LPTSTR param)
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int wmain(int argc, WCHAR* argv[])
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{
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UINT uOldCodePage, uNewCodePage;
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/* Initialize the Console Standard Streams */
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ConInitStdStreams();
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/* Print help */
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if (argc > 1 && wcscmp(argv[1], L"/?") == 0)
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{
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ConResPuts(StdOut, STRING_CHCP_HELP);
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return 0;
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}
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if (argc == 1)
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{
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/* Display the active code page number */
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ConResPrintf(StdOut, STRING_CHCP_ERROR1, GetConsoleOutputCP());
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return 0;
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}
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if (argc > 2)
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{
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/* Too many parameters */
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ConResPrintf(StdErr, STRING_ERROR_INVALID_PARAM_FORMAT, argv[2]);
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return 1;
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}
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uNewCodePage = (UINT)_wtoi(argv[1]);
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if (uNewCodePage == 0)
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{
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ConResPrintf(StdErr, STRING_ERROR_INVALID_PARAM_FORMAT, argv[1]);
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return 1;
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}
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/*
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* Save the original console codepage to be restored in case
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* SetConsoleCP() or SetConsoleOutputCP() fails.
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*/
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uOldCodePage = GetConsoleCP();
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/*
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* Try changing the console input codepage. If it works then also change
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* the console output codepage, and refresh our local codepage cache.
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*/
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if (SetConsoleCP(uNewCodePage))
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{
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if (SetConsoleOutputCP(uNewCodePage))
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{
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/* Display the active code page number */
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ConResPrintf(StdOut, STRING_CHCP_ERROR1, GetConsoleOutputCP());
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return 0;
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}
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else
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{
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/* Failure, restore the original console codepage */
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SetConsoleCP(uOldCodePage);
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}
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}
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/* An error happened, display an error and bail out */
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ConResPuts(StdErr, STRING_CHCP_ERROR4);
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return 1;
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}
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