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annotate Python/dynload_atheos.c @ 80661:94de77bd0b4b 2.7

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Issue #16194: document imp.load_dynamic problems when read several extension modules from the same binary object file.
author Andrew Svetlov <andrew.svetlov@gmail.com>
date Thu, 29 Nov 2012 19:51:28 +0200
parents fd25030223b0
children
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bec1b942e0bc Patch #488073: AtheOS port.
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1
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2 /* Support for dynamic loading of extension modules */
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3
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4 #include <atheos/image.h>
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5 #include <errno.h>
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6
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7 #include "Python.h"
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8 #include "importdl.h"
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9
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11 const struct filedescr _PyImport_DynLoadFiletab[] = {
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12 {".so", "rb", C_EXTENSION},
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13 {"module.so", "rb", C_EXTENSION},
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14 {0, 0}
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15 };
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16
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17 dl_funcptr _PyImport_GetDynLoadFunc(const char *fqname, const char *shortname,
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18 const char *pathname, FILE *fp)
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19 {
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20 void *p;
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21 int lib;
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22 char funcname[258];
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23
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24 if (Py_VerboseFlag)
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25 printf("load_library %s\n", pathname);
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26
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27 lib = load_library(pathname, 0);
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28 if (lib < 0) {
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29 char buf[512];
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30 if (Py_VerboseFlag)
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31 perror(pathname);
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32 PyOS_snprintf(buf, sizeof(buf), "Failed to load %.200s: %.200s",
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33 pathname, strerror(errno));
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34 PyErr_SetString(PyExc_ImportError, buf);
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35 return NULL;
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36 }
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37 PyOS_snprintf(funcname, sizeof(funcname), "init%.200s", shortname);
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38 if (Py_VerboseFlag)
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39 printf("get_symbol_address %s\n", funcname);
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40 if (get_symbol_address(lib, funcname, -1, &p) < 0) {
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41 p = NULL;
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42 if (Py_VerboseFlag)
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43 perror(funcname);
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44 }
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45
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46 return (dl_funcptr) p;
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47 }