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Make python stuff live in a python directory in the build tree

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This commit is contained in:
Andrew Dutcher 2016-09-10 11:41:04 -07:00
parent 704105306c
commit cb83c42100
3 changed files with 56 additions and 43 deletions
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21
scripts/update_api.py
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@ -1605,23 +1605,20 @@ def write_core_py_preamble(core_py):
core_py.write('from .z3consts import *\n')
core_py.write(
"""
_ext = 'dll' if sys.platform in ('win32', 'cygwin') else 'dylib' if sys.platform == 'darwin' else 'so'
_lib = None
def lib():
global _lib
if _lib == None:
_dir = pkg_resources.resource_filename('z3', 'lib')
for ext in ['dll', 'so', 'dylib']:
if _lib is None:
_dirs = ['.', pkg_resources.resource_filename('z3', 'lib'), os.path.join(sys.prefix, 'lib'), '']
for _dir in _dirs:
try:
init(os.path.join(_dir, 'libz3.%s' % ext))
init(_dir)
break
except:
pass
try:
init('libz3.%s' % ext)
break
except:
pass
if _lib == None:
if _lib is None:
raise Z3Exception("init(Z3_LIBRARY_PATH) must be invoked before using Z3-python")
return _lib
@ -1644,6 +1641,10 @@ else:
return ""
def init(PATH):
PATH = os.path.realpath(PATH)
if os.path.isdir(PATH):
PATH = os.path.join(PATH, 'libz3.%s' % _ext)
global _lib
_lib = ctypes.CDLL(PATH)
"""