def locate(self, filename, loader=None):
assert isinstance(filename, (str, unicode))
if filename.startswith('@loader_path/') and loader is not None:
fn = self.trans_table.get((loader.filename, filename))
if fn is None:
try:
fn = dyld_find(filename,
env=self.env,
executable_path=self.executable_path,
loader=loader.filename)
self.trans_table[(loader.filename, filename)] = fn
except ValueError:
return None
else:
fn = self.trans_table.get(filename)
if fn is None:
try:
fn = dyld_find(filename,
env=self.env,
executable_path=self.executable_path)
self.trans_table[filename] = fn
except ValueError:
return None
return fn
def _getImports_macholib(pth):
"""
Find the binary dependencies of PTH.
This implementation is for Mac OS X and uses library macholib.
"""
from PyInstaller.lib.macholib.MachO import MachO
from PyInstaller.lib.macholib.dyld import dyld_find
rslt = []
seen = set() # Libraries read from binary headers.
# Walk through mach binary headers.
m = MachO(pth)
for header in m.headers:
for idx, name, lib in header.walkRelocatables():
# Sometimes some libraries are present multiple times.
if lib not in seen:
seen.add(lib)
# Try to find files in file system.
exec_path = os.path.abspath('.')
for lib in seen:
if lib.startswith('@loader_path'):
# macholib can't handle @loader_path. It has to be
# handled the same way as @executable_path.
# It is also replaced by 'exec_path'.
lib = lib.replace('@loader_path', '@executable_path')
try:
lib = dyld_find(lib, executable_path=exec_path)
rslt.append(lib)
except ValueError:
logger.error('Can not find path %s (needed by %s)', lib, pth)
return rslt
def _getImports_macholib(pth):
"""
Find the binary dependencies of PTH.
This implementation is for Mac OS X and uses library macholib.
"""
from PyInstaller.lib.macholib.MachO import MachO
from PyInstaller.lib.macholib.dyld import dyld_find
rslt = []
seen = set() # Libraries read from binary headers.
# Walk through mach binary headers.
m = MachO(pth)
for header in m.headers:
for idx, name, lib in header.walkRelocatables():
# Sometimes some libraries are present multiple times.
if lib not in seen:
seen.add(lib)
# Try to find files in file system.
exec_path = os.path.abspath('.')
for lib in seen:
if lib.startswith('@loader_path'):
# macholib can't handle @loader_path. It has to be
# handled the same way as @executable_path.
# It is also replaced by 'exec_path'.
lib = lib.replace('@loader_path', '@executable_path')
try:
lib = dyld_find(lib, executable_path=exec_path)
rslt.append(lib)
except ValueError:
logger.error('Can not find path %s (needed by %s)', lib, pth)
return rslt
def locate(self, filename, loader=None):
assert isinstance(filename, (str, unicode))
if filename.startswith('@loader_path/') and loader is not None:
fn = self.trans_table.get((loader.filename, filename))
if fn is None:
try:
fn = dyld_find(filename, env=self.env,
executable_path=self.executable_path,
loader=loader.filename)
self.trans_table[(loader.filename, filename)] = fn
except ValueError:
return None
else:
fn = self.trans_table.get(filename)
if fn is None:
try:
fn = dyld_find(filename, env=self.env,
executable_path=self.executable_path)
self.trans_table[filename] = fn
except ValueError:
return None
return fn
def _getImports_macholib(pth):
"""
Find the binary dependencies of PTH.
This implementation is for Mac OS X and uses library macholib.
"""
from PyInstaller.lib.macholib.MachO import MachO
from PyInstaller.lib.macholib.mach_o import LC_RPATH
from PyInstaller.lib.macholib.dyld import dyld_find
rslt = set()
seen = set() # Libraries read from binary headers.
## Walk through mach binary headers.
m = MachO(pth)
for header in m.headers:
for idx, name, lib in header.walkRelocatables():
# Sometimes some libraries are present multiple times.
if lib not in seen:
seen.add(lib)
# Walk through mach binary headers and look for LC_RPATH.
# macholib can't handle @rpath. LC_RPATH has to be read
# from the MachO header.
# TODO Do we need to remove LC_RPATH from MachO load commands?
# Will it cause any harm to leave them untouched?
# Removing LC_RPATH should be implemented when getting
# files from the bincache if it is necessary.
run_paths = set()
for header in m.headers:
for command in header.commands:
# A command is a tupple like:
# (<macholib.mach_o.load_command object at 0x>,
# <macholib.mach_o.rpath_command object at 0x>,
# '../lib\x00\x00')
cmd_type = command[0].cmd
if cmd_type == LC_RPATH:
rpath = command[2]
# Remove trailing '\x00' characters.
# e.g. '../lib\x00\x00'
rpath = rpath.rstrip('\x00')
# Make rpath absolute. According to Apple doc LC_RPATH
# is always relative to the binary location.
rpath = os.path.normpath(os.path.join(os.path.dirname(pth), rpath))
run_paths.update([rpath])
## Try to find files in file system.
# In cases with @loader_path or @executable_path
# try to look in the same directory as the checked binary is.
# This seems to work in most cases.
exec_path = os.path.abspath(os.path.dirname(pth))
for lib in seen:
# Suppose that @rpath is not used for system libraries and
# using macholib can be avoided.
# macholib can't handle @rpath.
if lib.startswith('@rpath'):
lib = lib.replace('@rpath', '.') # Make path relative.
final_lib = None # Absolute path to existing lib on disk.
# Try multiple locations.
for run_path in run_paths:
# @rpath may contain relative value. Use exec_path as
# base path.
if not os.path.isabs(run_path):
run_path = os.path.join(exec_path, run_path)
# Stop looking for lib when found in first location.
if os.path.exists(os.path.join(run_path, lib)):
final_lib = os.path.abspath(os.path.join(run_path, lib))
rslt.add(final_lib)
break
# Log error if no existing file found.
if not final_lib:
logger.error('Can not find path %s (needed by %s)', lib, pth)
# Macholib has to be used to get absolute path to libraries.
else:
# macholib can't handle @loader_path. It has to be
# handled the same way as @executable_path.
# It is also replaced by 'exec_path'.
if lib.startswith('@loader_path'):
lib = lib.replace('@loader_path', '@executable_path')
try:
lib = dyld_find(lib, executable_path=exec_path)
rslt.add(lib)
except ValueError:
logger.error('Can not find path %s (needed by %s)', lib, pth)
return rslt
