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2896
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1 #include "Python.h"
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2 #include "osdefs.h"
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3
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4
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5 #ifndef PYTHONPATH
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6 #define PYTHONPATH ".:/usr/local/lib/python"
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7 #endif
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8
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9
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10 /* Return the initial python search path. This is called once from
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11 initsys() to initialize sys.path. The environment variable
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12 PYTHONPATH is fetched and the default path appended. The default
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13 path may be passed to the preprocessor; if not, a system-dependent
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14 default is used. */
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15
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16 char *
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17 getpythonpath()
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18 {
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19 char *path = getenv("PYTHONPATH");
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20 char *defpath = PYTHONPATH;
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21 static char *buf = NULL;
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22 char *p;
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23 int n;
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24
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25 if (path == NULL)
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26 path = "";
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27 n = strlen(path) + strlen(defpath) + 2;
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28 if (buf != NULL) {
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29 free(buf);
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30 buf = NULL;
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31 }
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32 buf = malloc(n);
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33 if (buf == NULL)
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34 Py_FatalError("not enough memory to copy module search path");
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35 strcpy(buf, path);
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36 p = buf + strlen(buf);
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37 if (p != buf)
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38 *p++ = DELIM;
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39 strcpy(p, defpath);
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40 return buf;
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41 }
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