21 """ Merges multiple static libraries into one.
22
23 in_libs: list of paths to static libraries to be merged
24 out_lib: path to the static library which will be created from in_libs
25 """
26 if os.name == 'posix':
27 tempdir = tempfile.mkdtemp()
28 abs_in_libs = []
29 for in_lib in in_libs:
30 abs_in_libs.append(os.path.abspath(in_lib))
31 curdir = os.getcwd()
32 os.chdir(tempdir)
33 objects = []
34 ar = os.environ.get('AR', 'ar')
35 for in_lib in abs_in_libs:
36 proc = subprocess.Popen([ar, '-t', in_lib], stdout=subprocess.PIPE)
37 proc.wait()
38 obj_str = proc.communicate()[0]
39 current_objects = obj_str.rstrip().split('\n')
40 proc = subprocess.Popen([ar, '-x', in_lib], stdout=subprocess.PIPE,
41 stderr=subprocess.STDOUT)
42 proc.wait()
43 if proc.poll() == 0:
44
45 for obj in current_objects:
46 objects.append(os.path.abspath(obj))
47 elif 'thin archive' in proc.communicate()[0]:
48
49 for obj in current_objects:
50 objects.append(obj)
51 else:
52 raise Exception('Failed to extract objects from %s.' % in_lib)
53 os.chdir(curdir)
54 if not subprocess.call([ar, '-crs', out_lib] + objects) == 0:
55 raise Exception('Failed to add object files to %s' % out_lib)
56 shutil.rmtree(tempdir)
57 elif os.name == 'nt':
58 subprocess.call(['lib', '/OUT:%s' % out_lib] + in_libs)
59 else:
60 raise Exception('Error: Your platform is not supported')
61
62