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git-wrapper: inherit stdin/stdout/stderr even without a console

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Otherwise the output of Git commands cannot be caught by, say, Git GUI
(because it is running detached from any console, which would make
`git.exe` inherit the standard handles implicitly).

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
This commit is contained in:
Johannes Schindelin
2015-03-28 12:11:05 +01:00
parent e653d7d7d8
commit de286cb3a8
1 changed files with 17 additions and 1 deletions
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18
compat/win32/git-wrapper.c
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@@ -243,17 +243,33 @@ int main(void)
{
STARTUPINFO si;
PROCESS_INFORMATION pi;
DWORD creation_flags = CREATE_UNICODE_ENVIRONMENT;
HANDLE console_handle;
BOOL br = FALSE;
ZeroMemory(&pi, sizeof(PROCESS_INFORMATION));
ZeroMemory(&si, sizeof(STARTUPINFO));
si.cb = sizeof(STARTUPINFO);
console_handle = CreateFile(L"CONOUT$", GENERIC_WRITE,
FILE_SHARE_WRITE, NULL, OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL, NULL);
if (console_handle != INVALID_HANDLE_VALUE)
CloseHandle(console_handle);
else {
si.dwFlags = STARTF_USESTDHANDLES;
si.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
si.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
si.hStdError = GetStdHandle(STD_ERROR_HANDLE);
creation_flags |= CREATE_NO_WINDOW;
}
br = CreateProcess(/* module: null means use command line */
exep,
cmd, /* modified command line */
NULL, /* process handle inheritance */
NULL, /* thread handle inheritance */
TRUE, /* handles inheritable? */
CREATE_UNICODE_ENVIRONMENT,
creation_flags,
NULL, /* environment: use parent */
dir, /* starting directory: use parent */
&si, &pi);