view Python/frozenmain.c @ 31606:fd2103ae6f29 legacy-trunk

Add pystack definition to Misc/gdbinit with some explanation of its behavior and add flag comments to ceval.c and main.c alerting people to the coupling between pystack and the layout of those files.
author Skip Montanaro <skip@pobox.com>
date Mon, 01 Mar 2004 15:44:05 +0000
parents 8142f8d668a0
children fd25030223b0 22a74eaf6b22
line wrap: on
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/* Python interpreter main program for frozen scripts */

#include "Python.h"

#ifdef MS_WINDOWS
extern void PyWinFreeze_ExeInit(void);
extern void PyWinFreeze_ExeTerm(void);
extern int PyInitFrozenExtensions(void);
#endif

/* Main program */

int
Py_FrozenMain(int argc, char **argv)
{
	char *p;
	int n, sts;
	int inspect = 0;
	int unbuffered = 0;

	Py_FrozenFlag = 1; /* Suppress errors from getpath.c */

	if ((p = Py_GETENV("PYTHONINSPECT")) && *p != '\0')
		inspect = 1;
	if ((p = Py_GETENV("PYTHONUNBUFFERED")) && *p != '\0')
		unbuffered = 1;

	if (unbuffered) {
		setbuf(stdin, (char *)NULL);
		setbuf(stdout, (char *)NULL);
		setbuf(stderr, (char *)NULL);
	}

#ifdef MS_WINDOWS
	PyInitFrozenExtensions();
#endif /* MS_WINDOWS */
	Py_SetProgramName(argv[0]);
	Py_Initialize();
#ifdef MS_WINDOWS
	PyWinFreeze_ExeInit();
#endif

	if (Py_VerboseFlag)
		fprintf(stderr, "Python %s\n%s\n",
			Py_GetVersion(), Py_GetCopyright());

	PySys_SetArgv(argc, argv);

	n = PyImport_ImportFrozenModule("__main__");
	if (n == 0)
		Py_FatalError("__main__ not frozen");
	if (n < 0) {
		PyErr_Print();
		sts = 1;
	}
	else
		sts = 0;

	if (inspect && isatty((int)fileno(stdin)))
		sts = PyRun_AnyFile(stdin, "<stdin>") != 0;

#ifdef MS_WINDOWS
	PyWinFreeze_ExeTerm();
#endif
	Py_Finalize();
	return sts;
}