Mercurial > cpython-lru_cache-weakref

annotate Python/dynload_hpux.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 #include "dl.h"
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35 #include <errno.h>
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36
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37 #include "Python.h"
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38 #include "importdl.h"
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39
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40 #if defined(__hp9000s300)
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41 #define FUNCNAME_PATTERN "_init%.200s"
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42 #else
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43 #define FUNCNAME_PATTERN "init%.200s"
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44 #endif
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45
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46 const struct filedescr _PyImport_DynLoadFiletab[] = {
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47 {".sl", "rb", C_EXTENSION},
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48 {"module.sl", "rb", C_EXTENSION},
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49 {0, 0}
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50 };
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51
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52 dl_funcptr _PyImport_GetDynLoadFunc(const char *fqname, const char *shortname,
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53 const char *pathname, FILE *fp)
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54 {
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55 dl_funcptr p;
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56 shl_t lib;
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57 int flags;
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58 char funcname[258];
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59
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60 flags = BIND_FIRST | BIND_DEFERRED;
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61 if (Py_VerboseFlag) {
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62 flags = DYNAMIC_PATH | BIND_FIRST | BIND_IMMEDIATE |
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63 BIND_NONFATAL | BIND_VERBOSE;
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64 printf("shl_load %s\n",pathname);
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65 }
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66 lib = shl_load(pathname, flags, 0);
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67 /* XXX Chuck Blake once wrote that 0 should be BIND_NOSTART? */
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68 if (lib == NULL) {
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69 char buf[256];
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70 if (Py_VerboseFlag)
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71 perror(pathname);
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72 sprintf(buf, "Failed to load %.200s", pathname);
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73 PyErr_SetString(PyExc_ImportError, buf);
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74 return NULL;
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75 }
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76 sprintf(funcname, FUNCNAME_PATTERN, shortname);
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77 if (Py_VerboseFlag)
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78 printf("shl_findsym %s\n", funcname);
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79 shl_findsym(&lib, funcname, TYPE_UNDEFINED, (void *) &p);
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80 if (p == NULL && Py_VerboseFlag)
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81 perror(funcname);
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82
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83 return p;
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84 }