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No handles were inherited in CreateProcess, all child console programs 

were silent.
Eric Pouech <pouech-eric@wanadoo.fr>
Ensure redirected stream handle for child process are actually
inheritable.
This commit is contained in:
Oleg Prokhorov 2003-08-27 23:12:06 +00:00 committed by Alexandre Julliard
parent 78cd28793a
commit 61cb704533
1 changed files with 10 additions and 5 deletions
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15
programs/wcmd/wcmdmain.c
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@ -260,7 +260,7 @@ void WCMD_process_command (char *command)
DWORD count;
HANDLE old_stdin = 0, old_stdout = 0, h;
char *whichcmd;
SECURITY_ATTRIBUTES sa;
/*
* Expand up environment variables.
@ -287,12 +287,15 @@ void WCMD_process_command (char *command)
/* Dont issue newline WCMD_output (newline); @JED*/
sa.nLength = sizeof(sa);
sa.lpSecurityDescriptor = NULL;
sa.bInheritHandle = TRUE;
/*
* Redirect stdin and/or stdout if required.
*/
if ((p = strchr(cmd,'<')) != NULL) {
h = CreateFile (WCMD_parameter (++p, 0, NULL), GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING,
h = CreateFile (WCMD_parameter (++p, 0, NULL), GENERIC_READ, FILE_SHARE_READ, &sa, OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL, NULL);
if (h == INVALID_HANDLE_VALUE) {
WCMD_print_error ();
@ -303,7 +306,7 @@ void WCMD_process_command (char *command)
SetStdHandle (STD_INPUT_HANDLE, h);
}
if ((p = strchr(cmd,'>')) != NULL) {
h = CreateFile (WCMD_parameter (++p, 0, NULL), GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
h = CreateFile (WCMD_parameter (++p, 0, NULL), GENERIC_WRITE, 0, &sa, CREATE_ALWAYS,
FILE_ATTRIBUTE_NORMAL, NULL);
if (h == INVALID_HANDLE_VALUE) {
WCMD_print_error ();
@ -531,8 +534,8 @@ char filetorun[MAX_PATH];
console = SHGetFileInfo (filetorun, 0, &psfi, sizeof(psfi), SHGFI_EXETYPE);
ZeroMemory (&st, sizeof(STARTUPINFO));
st.cb = sizeof(STARTUPINFO);
status = CreateProcess (NULL, command, NULL, NULL, FALSE,
0, NULL, NULL, &st, &pe);
status = CreateProcess (NULL, command, NULL, NULL, TRUE,
0, NULL, NULL, &st, &pe);
if (!status) {
WCMD_print_error ();
return;
@ -544,6 +547,8 @@ char filetorun[MAX_PATH];
GetExitCodeProcess (pe.hProcess, &errorlevel);
if (errorlevel == STILL_ACTIVE) errorlevel = 0;
}
CloseHandle(pe.hProcess);
CloseHandle(pe.hThread);
}
/******************************************************************************