Mercurial > cpython-lru_cache-weakref

annotate Python/frozenmain.c @ 5817:48b94de85bf3 legacy-trunk

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Extensive changes by AMK.
author Guido van Rossum <guido@python.org>
date Thu, 17 Jul 1997 16:29:42 +0000
parents 65d2d8e67da3
children 4a4778e61c14
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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 or Corporation for National Research Initiatives or
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13 CNRI not be used in advertising or publicity pertaining to
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14 distribution of the software without specific, written prior
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15 permission.
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16
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17 While CWI is the initial source for this software, a modified version
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18 is made available by the Corporation for National Research Initiatives
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19 (CNRI) at the Internet address ftp://ftp.python.org.
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20
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21 STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
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22 REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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23 MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
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24 CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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25 DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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26 PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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27 TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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28 PERFORMANCE OF THIS SOFTWARE.
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29
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30 ******************************************************************/
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31
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32 /* Python interpreter main program for frozen scripts */
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33
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34 #include "Python.h"
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35
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36 /* Subroutines that live in their own file */
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37 extern char *Py_GetVersion();
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38 extern char *Py_GetCopyright();
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39
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40 /* For Py_GetProgramName(); set by main() */
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41 static char *argv0;
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42
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43 /* Main program */
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44
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45 int
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46 main(argc, argv)
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47 int argc;
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48 char **argv;
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49 {
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50 char *p;
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51 int n, sts;
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52 int inspect = 0;
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53 int unbuffered = 0;
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54
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55 argv0 = argv[0];
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56
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57 if ((p = getenv("PYTHONDEBUG")) && *p != '\0')
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58 Py_DebugFlag = 1;
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59 if ((p = getenv("PYTHONSUPPRESS")) && *p != '\0')
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60 Py_SuppressPrintingFlag = 1;
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61 if ((p = getenv("PYTHONVERBOSE")) && *p != '\0')
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62 Py_VerboseFlag = 1;
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63 if ((p = getenv("PYTHONINSPECT")) && *p != '\0')
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64 inspect = 1;
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65 if ((p = getenv("PYTHONUNBUFFERED")) && *p != '\0')
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66 unbuffered = 1;
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67
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68 if (unbuffered) {
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69 setbuf(stdout, (char *)NULL);
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70 setbuf(stderr, (char *)NULL);
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71 }
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72
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73 if (Py_VerboseFlag)
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74 fprintf(stderr, "Python %s\n%s\n",
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75 Py_GetVersion(), Py_GetCopyright());
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76 Py_Initialize();
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77 PySys_SetArgv(argc, argv);
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78
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79 n = PyImport_ImportFrozenModule("__main__");
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80 if (n == 0)
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81 Py_FatalError("__main__ not frozen");
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82 if (n < 0) {
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83 PyErr_Print();
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84 sts = 1;
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85 }
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86 else
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87 sts = 0;
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88
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89 if (inspect && isatty((int)fileno(stdin)))
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90 sts = PyRun_AnyFile(stdin, "<stdin>") != 0;
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91
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92 Py_Exit(sts);
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93 /*NOTREACHED*/
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94 }
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95
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96 char *
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97 Py_GetProgramName()
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98 {
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99 return argv0;
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100 }