Python/frozenmain.c

   1 /***********************************************************
   2 Copyright (c) 2000, BeOpen.com.
   3 Copyright (c) 1995-2000, Corporation for National Research Initiatives.
   4 Copyright (c) 1990-1995, Stichting Mathematisch Centrum.
   5 All rights reserved.
   6
   7 See the file "Misc/COPYRIGHT" for information on usage and
   8 redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
   9 ******************************************************************/
  10
  11 /* Python interpreter main program for frozen scripts */
  12
  13 #include "Python.h"
  14
  15 #ifdef MS_WIN32
  16 extern void PyWinFreeze_ExeInit(void);
  17 extern void PyWinFreeze_ExeTerm(void);
  18 extern int PyInitFrozenExtensions(void);
  19 #endif
  20
  21 #ifdef HAVE_UNISTD_H
  22 #include <unistd.h> /* For isatty() */
  23 #endif
  24
  25 /* For isatty()'s proto. - [cjh] */
  26 #ifdef HAVE_UNISTD_H
  27 #include <unistd.h>
  28 #endif
  29
  30 /* Main program */
  31
  32 int
  33 Py_FrozenMain(int argc, char **argv)
  34 {
  35         char *p;
  36         int n, sts;
  37         int inspect = 0;
  38         int unbuffered = 0;
  39
  40         Py_FrozenFlag = 1; /* Suppress errors from getpath.c */
  41
  42         if ((p = getenv("PYTHONINSPECT")) && *p != '\0')
  43                 inspect = 1;
  44         if ((p = getenv("PYTHONUNBUFFERED")) && *p != '\0')
  45                 unbuffered = 1;
  46
  47         if (unbuffered) {
  48                 setbuf(stdin, (char *)NULL);
  49                 setbuf(stdout, (char *)NULL);
  50                 setbuf(stderr, (char *)NULL);
  51         }
  52
  53 #ifdef MS_WIN32
  54         PyInitFrozenExtensions();
  55 #endif /* MS_WIN32 */
  56         Py_SetProgramName(argv[0]);
  57         Py_Initialize();
  58 #ifdef MS_WIN32
  59         PyWinFreeze_ExeInit();
  60 #endif
  61
  62         if (Py_VerboseFlag)
  63                 fprintf(stderr, "Python %s\n%s\n",
  64                         Py_GetVersion(), Py_GetCopyright());
  65
  66         PySys_SetArgv(argc, argv);
  67
  68         n = PyImport_ImportFrozenModule("__main__");
  69         if (n == 0)
  70                 Py_FatalError("__main__ not frozen");
  71         if (n < 0) {
  72                 PyErr_Print();
  73                 sts = 1;
  74         }
  75         else
  76                 sts = 0;
  77
  78         if (inspect && isatty((int)fileno(stdin)))
  79                 sts = PyRun_AnyFile(stdin, "<stdin>") != 0;
  80
  81 #ifdef MS_WIN32
  82         PyWinFreeze_ExeTerm();
  83 #endif
  84         Py_Finalize();
  85         return sts;
  86 }