Python/frozenmain.c

   1
   2 /* Python interpreter main program for frozen scripts */
   3
   4 #include "Python.h"
   5
   6 #ifdef MS_WINDOWS
   7 extern void PyWinFreeze_ExeInit(void);
   8 extern void PyWinFreeze_ExeTerm(void);
   9 extern int PyInitFrozenExtensions(void);
  10 #endif
  11
  12 /* Main program */
  13
  14 int
  15 Py_FrozenMain(int argc, char **argv)
  16 {
  17         char *p;
  18         int n, sts;
  19         int inspect = 0;
  20         int unbuffered = 0;
  21
  22         Py_FrozenFlag = 1; /* Suppress errors from getpath.c */
  23
  24         if ((p = Py_GETENV("PYTHONINSPECT")) && *p != '\0')
  25                 inspect = 1;
  26         if ((p = Py_GETENV("PYTHONUNBUFFERED")) && *p != '\0')
  27                 unbuffered = 1;
  28
  29         if (unbuffered) {
  30                 setbuf(stdin, (char *)NULL);
  31                 setbuf(stdout, (char *)NULL);
  32                 setbuf(stderr, (char *)NULL);
  33         }
  34
  35 #ifdef MS_WINDOWS
  36         PyInitFrozenExtensions();
  37 #endif /* MS_WINDOWS */
  38         Py_SetProgramName(argv[0]);
  39         Py_Initialize();
  40 #ifdef MS_WINDOWS
  41         PyWinFreeze_ExeInit();
  42 #endif
  43
  44         if (Py_VerboseFlag)
  45                 fprintf(stderr, "Python %s\n%s\n",
  46                         Py_GetVersion(), Py_GetCopyright());
  47
  48         PySys_SetArgv(argc, argv);
  49
  50         n = PyImport_ImportFrozenModule("__main__");
  51         if (n == 0)
  52                 Py_FatalError("__main__ not frozen");
  53         if (n < 0) {
  54                 PyErr_Print();
  55                 sts = 1;
  56         }
  57         else
  58                 sts = 0;
  59
  60         if (inspect && isatty((int)fileno(stdin)))
  61                 sts = PyRun_AnyFile(stdin, "<stdin>") != 0;
  62
  63 #ifdef MS_WINDOWS
  64         PyWinFreeze_ExeTerm();
  65 #endif
  66         Py_Finalize();
  67         return sts;
  68 }