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[CHCP] Reset the current thread UI language and streams codepage after changing the console codepage.

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CORE-17601
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Hermès Bélusca-Maïto 2021-05-25 20:04:01 +02:00
parent 7c3aabc088
commit a8ef85ad71
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1 changed files with 19 additions and 11 deletions
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30
base/applications/cmdutils/chcp/chcp.c
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@ -1,10 +1,9 @@
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS Change CodePage Command
* FILE: base/applications/cmdutils/chcp/chcp.c
* PURPOSE: Displays or changes the active console input and output codepages.
* PROGRAMMERS: Eric Kohl
* Hermes Belusca-Maito (hermes.belusca@sfr.fr)
* PROJECT: ReactOS Change CodePage Command
* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
* PURPOSE: Displays or changes the active console input and output code pages.
* COPYRIGHT: Copyright 1999 Eric Kohl
* Copyright 2017-2021 Hermes Belusca-Maito
*/
/*
* CHCP.C - chcp internal command.
@ -64,27 +63,36 @@ int wmain(int argc, WCHAR* argv[])
return 1;
}
/**
** IMPORTANT NOTE: This code must be kept synchronized with MODE.COM!SetConsoleCPState()
**/
/*
* Save the original console codepage to be restored in case
* SetConsoleCP() or SetConsoleOutputCP() fails.
* Save the original console code page to be restored
* in case SetConsoleCP() or SetConsoleOutputCP() fails.
*/
uOldCodePage = GetConsoleCP();
/*
* Try changing the console input codepage. If it works then also change
* the console output codepage, and refresh our local codepage cache.
* Try changing the console input and output code pages.
* If it succeeds, refresh the local code page information.
*/
if (SetConsoleCP(uNewCodePage))
{
if (SetConsoleOutputCP(uNewCodePage))
{
/* Success, reset the current thread UI language
* and update the streams cached code page. */
ConSetThreadUILanguage(0);
ConStdStreamsSetCacheCodePage(uNewCodePage, uNewCodePage);
/* Display the active code page number */
ConResPrintf(StdOut, STRING_CHCP_ERROR1, GetConsoleOutputCP());
return 0;
}
else
{
/* Failure, restore the original console codepage */
/* Failure, restore the original console code page */
SetConsoleCP(uOldCodePage);
}
}