Mercurial > cpython-lru_cache-weakref

annotate Python/frozenmain.c @ 3323:6098aaa8ae7f legacy-trunk

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author Guido van Rossum <guido@python.org>
date Fri, 12 Jan 1996 01:09:56 +0000
parents 33b154b6c61b
children f158edccc72c
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1 /***********************************************************
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2 Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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3 The Netherlands.
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4
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5 All Rights Reserved
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6
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7 Permission to use, copy, modify, and distribute this software and its
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8 documentation for any purpose and without fee is hereby granted,
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9 provided that the above copyright notice appear in all copies and that
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10 both that copyright notice and this permission notice appear in
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11 supporting documentation, and that the names of Stichting Mathematisch
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12 Centrum or CWI not be used in advertising or publicity pertaining to
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13 distribution of the software without specific, written prior permission.
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14
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15 STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
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16 THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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17 FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
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18 FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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20 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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21 OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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22
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23 ******************************************************************/
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24
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25 /* Python interpreter main program for frozen scripts */
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26
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27 #include "Python.h"
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28
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29 extern int Py_DebugFlag; /* For parser.c, declared in pythonrun.c */
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30 extern int Py_VerboseFlag; /* For import.c, declared in pythonrun.c */
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31 extern int Py_SuppressPrintingFlag; /* For ceval.c, declared in pythonrun.c */
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32
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33 /* Subroutines that live in their own file */
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34 extern char *getversion();
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35 extern char *getcopyright();
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36
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37 /* For getprogramname(); set by main() */
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38 static char *argv0;
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39
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40 /* Main program */
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41
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42 int
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43 main(argc, argv)
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44 int argc;
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45 char **argv;
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46 {
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47 char *p;
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48 int n, sts;
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49 int inspect = 0;
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50 int unbuffered = 0;
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51
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52 argv0 = argv[0];
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53
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54 if ((p = getenv("PYTHONDEBUG")) && *p != '\0')
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55 Py_DebugFlag = 1;
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56 if ((p = getenv("PYTHONSUPPRESS")) && *p != '\0')
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57 Py_SuppressPrintingFlag = 1;
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58 if ((p = getenv("PYTHONVERBOSE")) && *p != '\0')
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59 Py_VerboseFlag = 1;
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60 if ((p = getenv("PYTHONINSPECT")) && *p != '\0')
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61 inspect = 1;
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62 if ((p = getenv("PYTHONUNBUFFERED")) && *p != '\0')
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63 unbuffered = 1;
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64
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65 if (unbuffered) {
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66 setbuf(stdout, (char *)NULL);
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67 setbuf(stderr, (char *)NULL);
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68 }
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69
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70 if (Py_VerboseFlag)
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71 fprintf(stderr, "Python %s\n%s\n",
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72 getversion(), getcopyright());
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73 Py_Initialize();
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74 PySys_SetArgv(argc, argv);
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75
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76 n = PyImport_ImportFrozenModule("__main__");
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77 if (n == 0)
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78 Py_FatalError("__main__ not frozen");
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79 if (n < 0) {
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80 PyErr_Print();
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81 sts = 1;
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82 }
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83 else
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84 sts = 0;
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85
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86 if (inspect && isatty((int)fileno(stdin)))
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87 sts = PyRun_AnyFile(stdin, "<stdin>") != 0;
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88
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89 Py_Exit(sts);
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90 /*NOTREACHED*/
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91 }
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92
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93 char *
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94 getprogramname()
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95 {
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96 return argv0;
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97 }