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krnl386: Invalid console handles should translate into real handles when creating a new process.

This commit is contained in:
Erich E. Hoover 2015-03-15 15:30:51 -06:00 committed by Alexandre Julliard
parent 3d9693fa61
commit bc68b30d20
1 changed files with 15 additions and 10 deletions
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25
dlls/krnl386.exe16/file.c
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@ -53,21 +53,26 @@ static HANDLE dos_handles[DOS_TABLE_SIZE];
*/
static void FILE_InitProcessDosHandles( void )
{
HANDLE hStdInput, hStdOutput, hStdError, hNull;
static BOOL init_done /* = FALSE */;
HANDLE cp = GetCurrentProcess();
if (init_done) return;
init_done = TRUE;
DuplicateHandle(cp, GetStdHandle(STD_INPUT_HANDLE), cp, &dos_handles[0],
0, TRUE, DUPLICATE_SAME_ACCESS);
DuplicateHandle(cp, GetStdHandle(STD_OUTPUT_HANDLE), cp, &dos_handles[1],
0, TRUE, DUPLICATE_SAME_ACCESS);
DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[2],
0, TRUE, DUPLICATE_SAME_ACCESS);
DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[3],
0, TRUE, DUPLICATE_SAME_ACCESS);
DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[4],
0, TRUE, DUPLICATE_SAME_ACCESS);
hStdInput = GetStdHandle(STD_INPUT_HANDLE);
hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
hStdError = GetStdHandle(STD_ERROR_HANDLE);
hNull = CreateFileA("NUL", GENERIC_READ|GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0);
/* Invalid console handles need to translate to real DOS handles in a new process */
if (!hStdInput) hStdInput = hNull;
if (!hStdOutput) hStdOutput = hNull;
if (!hStdError) hStdError = hNull;
DuplicateHandle(cp, hStdInput, cp, &dos_handles[0], 0, TRUE, DUPLICATE_SAME_ACCESS);
DuplicateHandle(cp, hStdOutput, cp, &dos_handles[1], 0, TRUE, DUPLICATE_SAME_ACCESS);
DuplicateHandle(cp, hStdError, cp, &dos_handles[2], 0, TRUE, DUPLICATE_SAME_ACCESS);
DuplicateHandle(cp, hStdError, cp, &dos_handles[3], 0, TRUE, DUPLICATE_SAME_ACCESS);
DuplicateHandle(cp, hStdError, cp, &dos_handles[4], 0, TRUE, DUPLICATE_SAME_ACCESS);
CloseHandle(hNull);
}
/***********************************************************************