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