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90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
/***********************************************************
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Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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The Netherlands.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the names of Stichting Mathematisch
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Centrum or CWI not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior permission.
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STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
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THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
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FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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******************************************************************/
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/* Return the initial module search path. */
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#include "Python.h"
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#include "osdefs.h"
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#ifndef PYTHONPATH
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#define PYTHONPATH "/usr/local/lib/python"
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#endif
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#ifndef PREFIX
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#define PREFIX "/usr/local"
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#endif
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#ifndef EXEC_PREFIX
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#define EXEC_PREFIX PREFIX
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#endif
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/* This is called once from pythonrun to initialize sys.path. The
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environment variable PYTHONPATH is fetched and the default path
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appended. The default path may be passed to the preprocessor; if
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not, a hardcoded default is used, which only makes (some) sense on
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Unix. */
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char *
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Py_GetPath()
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{
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char *path = getenv("PYTHONPATH");
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char *defpath = PYTHONPATH;
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static char *buf = NULL;
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char *p;
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int n;
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if (path == NULL)
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path = "";
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n = strlen(path) + strlen(defpath) + 2;
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if (buf != NULL) {
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free(buf);
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buf = NULL;
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}
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buf = malloc(n);
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if (buf == NULL)
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Py_FatalError("not enough memory to copy module search path");
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strcpy(buf, path);
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p = buf + strlen(buf);
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if (p != buf)
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*p++ = DELIM;
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strcpy(p, defpath);
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return buf;
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}
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/* Similar for Makefile variables $prefix and $exec_prefix */
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char *
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Py_GetPrefix()
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{
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return PREFIX;
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}
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char *
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Py_GetExecPrefix()
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{
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return EXEC_PREFIX;
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}
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