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Add support for launcher.exe

This commit is contained in:
Martin v. Löwis 2004-09-07 15:40:12 +00:00
parent 4b2017ae1a
commit 97329754f8
1 changed files with 30 additions and 0 deletions
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30
PC/WinMain.c
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@ -2,9 +2,25 @@
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <fcntl.h>
#include "Python.h"
#ifdef LAUNCHER
/* Q105305 suggests this routine to adjust the handles. */
static void adjust_file(DWORD handle, FILE* f, char* mode)
{
int hCrt;
FILE *hf;
hCrt = _open_osfhandle((intptr_t)GetStdHandle(handle), _O_TEXT);
hf = _fdopen(hCrt, mode);
*f = *hf;
setvbuf(f, NULL, _IONBF, 0);
/* Alternatively, we could use __set_app_type and _set_osfhnd,
but that appears to be undocumented. */
}
#endif
int WINAPI WinMain(
HINSTANCE hInstance, /* handle to current instance */
HINSTANCE hPrevInstance, /* handle to previous instance */
@ -12,5 +28,19 @@ int WINAPI WinMain(
int nCmdShow /* show state of window */
)
{
#ifdef LAUNCHER
int i;
if (__argc > 1 && strcmp(__argv[1], "-console") == 0) {
/* Allocate a console, and remove the -console argument. */
AllocConsole();
for (i = 2; i < __argc; i++)
__argv[i-1] = __argv[i];
__argc--;
/* Make stdin, stdout, stderr use the newly allocated OS handles. */
adjust_file(STD_INPUT_HANDLE, stdin, "r");
adjust_file(STD_OUTPUT_HANDLE, stdout, "w");
adjust_file(STD_ERROR_HANDLE, stderr, "w");
}
#endif
return Py_Main(__argc, __argv);
}