kc3-lang/libffi/generate-ios-source-and-headers.py

• Show log

  Commit

• Hash : 602dc22d
  Author :
  Date : 2013-11-30T02:06:00
  

  Darwin/iOS prep script: try and compile for arm64

Download

• generate-ios-source-and-headers.py

• #!/usr/bin/env python
  import subprocess
  import re
  import os
  import errno
  import collections
  #developer_path =
  
  
  class Platform(object):
      pass
  
  sdk_re = re.compile(r'.*-sdk ([a-zA-Z0-9.]*)')
  
  
  def sdkinfo(sdkname):
      ret = {}
      for line in subprocess.Popen(['xcodebuild', '-sdk', sdkname, '-version'], stdout=subprocess.PIPE).stdout:
          kv = line.strip().split(': ', 1)
          if len(kv) == 2:
              k, v = kv
              ret[k] = v
      return ret
  
  
  def mkdir_p(path):
      try:
          os.makedirs(path)
      except OSError as exc:  # Python >2.5
          if exc.errno == errno.EEXIST:
              pass
          else:
              raise
  
  
  sim_sdk_info = sdkinfo('iphonesimulator')
  device_sdk_info = sdkinfo('iphoneos')
  
  
  def latest_sdks():
      latest_sim = None
      latest_device = None
      for line in subprocess.Popen(['xcodebuild', '-showsdks'], stdout=subprocess.PIPE).stdout:
          match = sdk_re.match(line)
          if match:
              if 'Simulator' in line:
                  latest_sim = match.group(1)
              elif 'iOS' in line:
                  latest_device = match.group(1)
  
      return latest_sim, latest_device
  
  sim_sdk, device_sdk = latest_sdks()
  
  
  class simulator_platform(Platform):
      sdk = 'iphonesimulator'
      arch = 'i386'
      short_arch = arch
      triple = 'i386-apple-darwin10'
      sdkroot = sim_sdk_info['Path']
      version_min = '5.0'
  
      prefix = "#if !defined(__arm__) && !defined(__arm64__) && !defined(__x86_64__) && defined(__i386__)\n\n"
      suffix = "\n\n#endif"
  
  
  class simulator64_platform(Platform):
      sdk = 'iphonesimulator'
      arch = 'x86_64'
      short_arch = arch
      triple = 'x86_64-apple-darwin13'
      sdkroot = sim_sdk_info['Path']
      version_min = '5.0'
  
      prefix = "#if !defined(__arm__) && !defined(__arm64__) && !defined(__i386__) && defined(__x86_64__)\n\n"
      suffix = "\n\n#endif"
  
  
  class device_platform(Platform):
      sdk = 'iphoneos'
      arch = 'armv7'
      short_arch = 'arm'
      triple = 'arm-apple-darwin10'
      sdkroot = device_sdk_info['Path']
      version_min = '5.0'
  
      prefix = "#if !defined(__arm64__) && defined(__arm__)\n\n"
      suffix = "\n\n#endif"
  
  
  class device64_platform(Platform):
      sdk = 'iphoneos'
      arch = 'arm64'
      short_arch = 'arm64'
      triple = 'aarch64-apple-darwin13'
      sdkroot = device_sdk_info['Path']
      version_min = '7.0'
  
      prefix = "#if !defined(__arm__) && defined(__arm64__)\n\n"
      suffix = "\n\n#endif"
  
  
  def move_file(src_dir, dst_dir, filename, file_suffix=None, prefix='', suffix=''):
      mkdir_p(dst_dir)
      out_filename = filename
  
      if file_suffix:
          split_name = os.path.splitext(filename)
          out_filename = "%s_%s%s" % (split_name[0], file_suffix, split_name[1])
  
      with open(os.path.join(src_dir, filename)) as in_file:
          with open(os.path.join(dst_dir, out_filename), 'w') as out_file:
              if prefix:
                  out_file.write(prefix)
  
              out_file.write(in_file.read())
  
              if suffix:
                  out_file.write(suffix)
  
  headers_seen = collections.defaultdict(set)
  
  
  def move_source_tree(src_dir, dest_dir, dest_include_dir, arch=None, prefix=None, suffix=None):
      for root, dirs, files in os.walk(src_dir, followlinks=True):
          relroot = os.path.relpath(root, src_dir)
  
          def move_dir(arch, prefix='', suffix='', files=[]):
              for file in files:
                  if file.endswith('.h'):
                      if dest_include_dir:
                          if arch:
                              headers_seen[file].add(arch)
                          move_file(root, dest_include_dir, file, arch, prefix=prefix, suffix=suffix)
  
                  elif dest_dir:
                      outroot = os.path.join(dest_dir, relroot)
                      move_file(root, outroot, file, prefix=prefix, suffix=suffix)
  
          if relroot == '.':
              move_dir(arch=arch,
                       files=files,
                       prefix=prefix,
                       suffix=suffix)
          elif relroot == 'arm':
              move_dir(arch='arm',
                       prefix="#if !defined(__arm64__) && defined(__arm__)\n\n",
                       suffix="\n\n#endif",
                       files=['sysv.S', 'trampoline.S', 'ffi.c'])
          elif relroot == 'aarch64':
              move_dir(arch='arm64',
                       prefix="#if !defined(__arm__) && defined(__arm64__)\n\n",
                       suffix="\n\n#endif",
                       files=['sysv.S', 'ffi.c'])
          elif relroot == 'x86':
              move_dir(arch='i386',
                       prefix="#if !defined(__arm__) && !defined(__arm64__) && !defined(__x86_64__) && defined(__i386__)\n\n",
                       suffix="\n\n#endif",
                       files=['darwin.S', 'ffi.c'])
              move_dir(arch='x86_64',
                       prefix="#if !defined(__arm__) && !defined(__arm64__) && !defined(__i386__) && defined(__x86_64__)\n\n",
                       suffix="\n\n#endif",
                       files=['darwin64.S', 'ffi64.c'])
  
  
  def build_target(platform):
      def xcrun_cmd(cmd):
          return subprocess.check_output(['xcrun', '-sdk', platform.sdkroot, '-find', cmd]).strip()
  
      build_dir = 'build_' + platform.short_arch
      mkdir_p(build_dir)
      env = dict(CC=xcrun_cmd('clang'),
                 LD=xcrun_cmd('ld'),
                 CFLAGS='-arch %s -isysroot %s -miphoneos-version-min=%s' % (platform.arch, platform.sdkroot, platform.version_min))
      working_dir = os.getcwd()
      try:
          os.chdir(build_dir)
          subprocess.check_call(['../configure', '-host', platform.triple], env=env)
          move_source_tree('.', None, '../ios/include',
                           arch=platform.short_arch,
                           prefix=platform.prefix,
                           suffix=platform.suffix)
          move_source_tree('./include', None, '../ios/include',
                           arch=platform.short_arch,
                           prefix=platform.prefix,
                           suffix=platform.suffix)
      finally:
          os.chdir(working_dir)
  
      for header_name, archs in headers_seen.iteritems():
          basename, suffix = os.path.splitext(header_name)
  
  
  def make_tramp():
      with open('src/arm/trampoline.S', 'w') as tramp_out:
          p = subprocess.Popen(['bash', 'src/arm/gentramp.sh'], stdout=tramp_out)
          p.wait()
  
  
  def main():
      make_tramp()
  
      move_source_tree('src', 'ios/src', 'ios/include')
      move_source_tree('include', None, 'ios/include')
      build_target(simulator_platform)
      build_target(simulator64_platform)
      build_target(device_platform)
      build_target(device64_platform)
  
      for header_name, archs in headers_seen.iteritems():
          basename, suffix = os.path.splitext(header_name)
          with open(os.path.join('ios/include', header_name), 'w') as header:
              for arch in archs:
                  header.write('#include <%s_%s%s>\n' % (basename, arch, suffix))
  
  if __name__ == '__main__':
      main()
  

Download