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- Open CONOUT$ for accessing the console buffer. This fixes the

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"GetConsolScreenBufferInfo : error 6" message, if the stdout handle is redirected.

svn path=/trunk/; revision=4810
This commit is contained in:
Hartmut Birr 2003-06-01 17:06:22 +00:00
parent f170e40b0a
commit ec5e98348c
5 changed files with 21 additions and 20 deletions
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8
reactos/subsys/system/cmd/cls.c
View file

@ -46,17 +46,17 @@ INT cmd_cls (LPTSTR cmd, LPTSTR param)
return 0;
}
GetConsoleScreenBufferInfo (hOut, &csbi);
GetConsoleScreenBufferInfo (hConsole, &csbi);
coPos.X = 0;
coPos.Y = 0;
FillConsoleOutputAttribute (hOut, wColor,
FillConsoleOutputAttribute (hConsole, wColor,
(csbi.dwSize.X)*(csbi.dwSize.Y),
coPos, &dwWritten);
FillConsoleOutputCharacter (hOut, _T(' '),
FillConsoleOutputCharacter (hConsole, _T(' '),
(csbi.dwSize.X)*(csbi.dwSize.Y),
coPos, &dwWritten);
SetConsoleCursorPosition (hOut, coPos);
SetConsoleCursorPosition (hConsole, coPos);
bIgnoreEcho = TRUE;

12
reactos/subsys/system/cmd/cmd.c
View file

@ -1,4 +1,4 @@
/* $Id: cmd.c,v 1.2 2003/04/26 16:38:05 ekohl Exp $
/* $Id: cmd.c,v 1.3 2003/06/01 17:06:22 hbirr Exp $
*
* CMD.C - command-line interface.
*
@ -144,6 +144,7 @@ DWORD dwChildProcessId = 0;
OSVERSIONINFO osvi;
HANDLE hIn;
HANDLE hOut;
HANDLE hConsole;
#ifdef INCLUDE_CMD_COLOR
WORD wColor; /* current color */
@ -1163,14 +1164,13 @@ int main (int argc, char *argv[])
SetFileApisToOEM();
AllocConsole();
if (GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &Info) == FALSE)
hConsole = CreateFile("CONOUT$", GENERIC_READ|GENERIC_WRITE,
FILE_SHARE_READ|FILE_SHARE_WRITE, NULL,
OPEN_EXISTING, 0, NULL);
if (GetConsoleScreenBufferInfo(hConsole, &Info) == FALSE)
{
fprintf(stderr, "GetConsoleScreenBufferInfo: Error: %ld\n", GetLastError());
#ifndef __REACTOS__
/* On ReactOS GetConsoleScreenBufferInfo returns an error if the stdin
handle is redirected to a pipe or file. This stops windres from working. */
return(1);
#endif
}
wColor = Info.wAttributes;
wDefColor = wColor;

3
reactos/subsys/system/cmd/cmd.h
View file

@ -1,4 +1,4 @@
/* $Id: cmd.h,v 1.1 2003/03/20 19:19:22 rcampbell Exp $
/* $Id: cmd.h,v 1.2 2003/06/01 17:06:22 hbirr Exp $
*
* CMD.H - header file for the modules in CMD.EXE
*
@ -76,6 +76,7 @@
/* global variables */
extern HANDLE hOut;
extern HANDLE hIn;
extern HANDLE hConsole;
extern WORD wColor;
extern WORD wDefColor;
extern BOOL bCtrlBreak;

8
reactos/subsys/system/cmd/color.c
View file

@ -1,4 +1,4 @@
/* $Id: color.c,v 1.1 2003/03/20 19:19:22 rcampbell Exp $
/* $Id: color.c,v 1.2 2003/06/01 17:06:22 hbirr Exp $
*
* COLOR.C - color internal command.
*
@ -70,17 +70,17 @@ VOID SetScreenColor (WORD wColor, BOOL bFill)
if (bFill == TRUE)
{
GetConsoleScreenBufferInfo (hOut, &csbi);
GetConsoleScreenBufferInfo (hConsole, &csbi);
coPos.X = 0;
coPos.Y = 0;
FillConsoleOutputAttribute (hOut,
FillConsoleOutputAttribute (hConsole,
(WORD)(wColor & 0x00FF),
(csbi.dwSize.X)*(csbi.dwSize.Y),
coPos,
&dwWritten);
}
SetConsoleTextAttribute (hOut, (WORD)(wColor & 0x00FF));
SetConsoleTextAttribute (hConsole, (WORD)(wColor & 0x00FF));
}

10
reactos/subsys/system/cmd/console.c
View file

@ -1,4 +1,4 @@
/* $Id: console.c,v 1.1 2003/03/20 19:19:22 rcampbell Exp $
/* $Id: console.c,v 1.2 2003/06/01 17:06:22 hbirr Exp $
*
* CONSOLE.C - console input/output functions.
*
@ -249,7 +249,7 @@ VOID GetCursorXY (PSHORT x, PSHORT y)
{
CONSOLE_SCREEN_BUFFER_INFO csbi;
GetConsoleScreenBufferInfo (GetStdHandle (STD_OUTPUT_HANDLE), &csbi);
GetConsoleScreenBufferInfo (hConsole, &csbi);
*x = csbi.dwCursorPosition.X;
*y = csbi.dwCursorPosition.Y;
@ -260,7 +260,7 @@ SHORT GetCursorX (VOID)
{
CONSOLE_SCREEN_BUFFER_INFO csbi;
GetConsoleScreenBufferInfo (GetStdHandle (STD_OUTPUT_HANDLE), &csbi);
GetConsoleScreenBufferInfo (hConsole, &csbi);
return csbi.dwCursorPosition.X;
}
@ -270,7 +270,7 @@ SHORT GetCursorY (VOID)
{
CONSOLE_SCREEN_BUFFER_INFO csbi;
GetConsoleScreenBufferInfo (GetStdHandle (STD_OUTPUT_HANDLE), &csbi);
GetConsoleScreenBufferInfo (hConsole, &csbi);
return csbi.dwCursorPosition.Y;
}
@ -280,7 +280,7 @@ VOID GetScreenSize (PSHORT maxx, PSHORT maxy)
{
CONSOLE_SCREEN_BUFFER_INFO csbi;
GetConsoleScreenBufferInfo (GetStdHandle (STD_OUTPUT_HANDLE), &csbi);
GetConsoleScreenBufferInfo (hConsole, &csbi);
if (maxx)
*maxx = csbi.dwSize.X;