mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-12-25 04:32:33 -06:00
102 lines
3.6 KiB
Python
102 lines
3.6 KiB
Python
"""Undocumented Module"""
|
|
|
|
__all__ = ['deCygwinify', 'getPaths']
|
|
|
|
"""This module is used only by the VR Studio programmers who are using
|
|
the ctattach tools. It is imported before any other package, and its
|
|
job is to figure out the correct paths to each of the packages.
|
|
|
|
This module is not needed if you are not using ctattach; in this case
|
|
all of the Panda packages will be collected under a common directory,
|
|
which you will presumably have already on your PYTHONPATH. """
|
|
|
|
import os
|
|
import sys
|
|
|
|
def deCygwinify(path):
|
|
if os.name in ['nt'] and path[0] == '/':
|
|
# On Windows, we may need to convert from a Cygwin-style path
|
|
# to a native Windows path.
|
|
|
|
# Check for a case like /i/ or /p/: this converts
|
|
# to i:\ or p:\.
|
|
|
|
dirs = path.split('/')
|
|
if len(dirs) > 2 and len(dirs[1]) == 1:
|
|
path = '%s:\%s' % (dirs[1], '\\'.join(dirs[2:]))
|
|
|
|
else:
|
|
# Otherwise, prepend $PANDA_ROOT and flip the slashes.
|
|
pandaRoot = os.getenv('PANDA_ROOT')
|
|
if pandaRoot:
|
|
path = os.path.normpath(pandaRoot + path)
|
|
|
|
return path
|
|
|
|
def getPaths():
|
|
"""
|
|
Add to sys.path the appropriate director(ies) to search for the
|
|
various Panda projects. Typically, these will all be in the same
|
|
directory (which is presumably already on sys.path), but if the VR
|
|
Studio ctattach tools are in use they could be scattered around in
|
|
several places.
|
|
"""
|
|
|
|
ctprojs = os.getenv("CTPROJS")
|
|
if ctprojs:
|
|
# The CTPROJS environment variable is defined. We must be
|
|
# using the ctattach tools. In this case, we need to figure
|
|
# out the location of each of the separate trees, and put the
|
|
# parent directory of each one on sys.path. In many cases,
|
|
# these will all be siblings, so we filter out duplicate
|
|
# parent directories.
|
|
|
|
print 'Appending to sys.path based on $CTPROJS:'
|
|
|
|
# First, get the list of packages, then reverse the list to
|
|
# put it in ctattach order. (The reversal may not matter too
|
|
# much these days, but let's be as correct as we can be.)
|
|
packages = []
|
|
for proj in ctprojs.split():
|
|
projName = proj.split(':')[0]
|
|
packages.append(projName)
|
|
packages.reverse()
|
|
|
|
# Now walk through the packages and figure out the parent of
|
|
# each referenced directory.
|
|
|
|
parents = []
|
|
for package in packages:
|
|
tree = os.getenv(package)
|
|
if not tree:
|
|
print " CTPROJS contains %s, but $%s is not defined." % (package, package)
|
|
sys.exit(1)
|
|
|
|
tree = deCygwinify(tree)
|
|
|
|
parent, base = os.path.split(tree)
|
|
if base != package.lower():
|
|
print " Warning: $%s refers to a directory named %s (instead of %s)" % (package, base, package.lower())
|
|
|
|
if parent not in parents:
|
|
parents.append(parent)
|
|
|
|
|
|
# We also put tree/built/lib on sys.path by hand, because we
|
|
# will need to load up the generated C++ modules that got
|
|
# put there. Also, we will find the output of genPyCode
|
|
# in $DIRECT/built/lib/pandac.
|
|
libdir = os.path.join(tree, 'built', 'lib')
|
|
if os.path.isdir(libdir):
|
|
if libdir not in sys.path:
|
|
sys.path.append(libdir)
|
|
|
|
|
|
# Now the result goes onto sys.path.
|
|
for parent in parents:
|
|
print " %s" % (parent)
|
|
if parent not in sys.path:
|
|
sys.path.append(parent)
|
|
|
|
|
|
getPaths()
|