1import os
2import sys
3import shutil
4
5from distutils import log
6from distutils.core import setup
7from distutils.extension import Extension
8from distutils.command.build import build
9from Cython.Distutils import build_ext
10
11SYSTEM = sys.platform
12VERSION = '4.0.0'
13
14# adapted from commit e504b81 of Nguyen Tan Cong
15# Reference: https://docs.python.org/2/library/platform.html#cross-platform
16IS_64BITS = sys.maxsize > 2**32
17
18# are we building from the repository or from a source distribution?
19ROOT_DIR = os.path.dirname(os.path.realpath(__file__))
20LIBS_DIR = os.path.join(ROOT_DIR, 'pyx', 'lib')
21HEADERS_DIR = os.path.join(ROOT_DIR, 'pyx', 'include')
22SRC_DIR = os.path.join(ROOT_DIR, 'src')
23BUILD_DIR = SRC_DIR if os.path.exists(SRC_DIR) else os.path.join(ROOT_DIR, '../..')
24PYPACKAGE_DIR = os.path.join(ROOT_DIR, 'capstone')
25CYPACKAGE_DIR = os.path.join(ROOT_DIR, 'pyx')
26
27if SYSTEM == 'darwin':
28    VERSIONED_LIBRARY_FILE = "libcapstone.4.dylib"
29    LIBRARY_FILE = "libcapstone.dylib"
30    STATIC_LIBRARY_FILE = 'libcapstone.a'
31elif SYSTEM in ('win32', 'cygwin'):
32    VERSIONED_LIBRARY_FILE = "capstone.dll"
33    LIBRARY_FILE = "capstone.dll"
34    STATIC_LIBRARY_FILE = None
35else:
36    VERSIONED_LIBRARY_FILE = "libcapstone.so.4"
37    LIBRARY_FILE = "libcapstone.so"
38    STATIC_LIBRARY_FILE = 'libcapstone.a'
39
40compile_args = ['-O3', '-fomit-frame-pointer', '-I' + HEADERS_DIR]
41link_args = ['-L' + LIBS_DIR]
42
43ext_module_names = ['arm', 'arm_const', 'arm64', 'arm64_const', 'm68k', 'm68k_const', 'm680x', 'm680x_const', 'mips', 'mips_const', 'ppc', 'ppc_const', 'x86', 'x86_const', 'sparc', 'sparc_const', 'systemz', 'sysz_const', 'xcore', 'xcore_const', 'tms320c64x', 'tms320c64x_const', 'evm', 'evm_const' ]
44
45ext_modules = [Extension("capstone.ccapstone",
46                         ["pyx/ccapstone.pyx"],
47                         libraries=["capstone"],
48                         extra_compile_args=compile_args,
49                         extra_link_args=link_args)]
50ext_modules += [Extension("capstone.%s" % name,
51                          ["pyx/%s.pyx" % name],
52                          extra_compile_args=compile_args,
53                          extra_link_args=link_args)
54                for name in ext_module_names]
55
56def clean_bins():
57    shutil.rmtree(LIBS_DIR, ignore_errors=True)
58    shutil.rmtree(HEADERS_DIR, ignore_errors=True)
59
60def copy_pysources():
61    for fname in os.listdir(PYPACKAGE_DIR):
62        if not fname.endswith('.py'):
63            continue
64
65        if fname == '__init__.py':
66            shutil.copy(os.path.join(PYPACKAGE_DIR, fname), os.path.join(CYPACKAGE_DIR, fname))
67        else:
68            shutil.copy(os.path.join(PYPACKAGE_DIR, fname), os.path.join(CYPACKAGE_DIR, fname + 'x'))
69
70def build_libraries():
71    """
72    Prepare the capstone directory for a binary distribution or installation.
73    Builds shared libraries and copies header files.
74
75    Will use a src/ dir if one exists in the current directory, otherwise assumes it's in the repo
76    """
77    cwd = os.getcwd()
78    clean_bins()
79    os.mkdir(HEADERS_DIR)
80    os.mkdir(LIBS_DIR)
81
82    # copy public headers
83    shutil.copytree(os.path.join(BUILD_DIR, 'include', 'capstone'), os.path.join(HEADERS_DIR, 'capstone'))
84
85    os.chdir(BUILD_DIR)
86
87    # platform description refers at https://docs.python.org/2/library/sys.html#sys.platform
88    if SYSTEM == "win32":
89        # Windows build: this process requires few things:
90        #    - CMake + MSVC installed
91        #    - Run this command in an environment setup for MSVC
92        if not os.path.exists("build"): os.mkdir("build")
93        os.chdir("build")
94        # Do not build tests & static library
95        os.system('cmake -DCMAKE_BUILD_TYPE=RELEASE -DCAPSTONE_BUILD_TESTS=0 -DCAPSTONE_BUILD_STATIC=0 -G "NMake Makefiles" ..')
96        os.system("nmake")
97    else:   # Unix incl. cygwin
98        os.system("CAPSTONE_BUILD_CORE_ONLY=yes bash ./make.sh")
99
100    shutil.copy(VERSIONED_LIBRARY_FILE, os.path.join(LIBS_DIR, LIBRARY_FILE))
101    if STATIC_LIBRARY_FILE: shutil.copy(STATIC_LIBRARY_FILE, LIBS_DIR)
102    os.chdir(cwd)
103
104
105class custom_build(build):
106    def run(self):
107        log.info('Copying python sources')
108        copy_pysources()
109        log.info('Building C extensions')
110        build_libraries()
111        return build.run(self)
112
113# clean package directory first
114#import os.path, shutil, sys
115#for f in sys.path:
116#    if f.endswith('packages'):
117#        pkgdir = os.path.join(f, 'capstone')
118#        #print(pkgdir)
119#        try:
120#            shutil.rmtree(pkgdir)
121#        except:
122#            pass
123
124setup(
125    provides     = ['capstone'],
126    package_dir  = {'capstone' : 'pyx'},
127    packages     = ['capstone'],
128    name         = 'capstone',
129    version      = VERSION,
130    cmdclass     = {'build_ext': build_ext, 'build': custom_build},
131    ext_modules  = ext_modules,
132    author       = 'Nguyen Anh Quynh',
133    author_email = 'aquynh@gmail.com',
134    description  = 'Capstone disassembly engine',
135    url          = 'http://www.capstone-engine.org',
136    classifiers  = [
137                'License :: OSI Approved :: BSD License',
138                'Programming Language :: Python :: 2',
139                ],
140    include_package_data=True,
141    package_data={
142        "capstone": ["lib/*", "include/capstone/*"],
143    }
144)
145