Mercurial > cpython-lru_cache-weakref

annotate Python/dynload_os2.c @ 13163:a09e8635534d legacy-trunk

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Don't try to guess the name of a .def file -- if one is supplied, use it, otherwise just generate an '/export:' option.
author Greg Ward <gward@python.net>
date Thu, 29 Jun 2000 23:09:20 +0000
parents 528559a0b2f2
children 916fb024ce94
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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 /* Support for dynamic loading of extension modules */
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33
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34 #define INCL_DOSERRORS
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35 #define INCL_DOSMODULEMGR
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36 #include <os2.h>
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37
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38 #include "Python.h"
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39 #include "importdl.h"
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40
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41
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42 const struct filedescr _PyImport_DynLoadFiletab[] = {
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43 {".pyd", "rb", C_EXTENSION},
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44 {".dll", "rb", C_EXTENSION},
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45 {0, 0}
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46 };
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47
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48 dl_funcptr _PyImport_GetDynLoadFunc(const char *fqname, const char *shortname,
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49 const char *pathname, FILE *fp)
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50 {
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51 dl_funcptr p;
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52 APIRET rc;
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53 HMODULE hDLL;
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54 char failreason[256];
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55 char funcname[258];
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56
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57 rc = DosLoadModule(failreason,
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58 sizeof(failreason),
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59 pathname,
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60 &hDLL);
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61
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62 if (rc != NO_ERROR) {
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63 char errBuf[256];
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64 sprintf(errBuf,
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65 "DLL load failed, rc = %d: %s",
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66 rc, failreason);
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67 PyErr_SetString(PyExc_ImportError, errBuf);
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68 return NULL;
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69 }
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70
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71 sprintf(funcname, "init%.200s", shortname);
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72 rc = DosQueryProcAddr(hDLL, 0L, funcname, &p);
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73 if (rc != NO_ERROR)
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74 p = NULL; /* Signify Failure to Acquire Entrypoint */
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75 return p;
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76 }