build_system.py

   1 import os, shutil, subprocess
   2
   3 '''A build system has three methods: "configure" (with optionak "force" parameter), "build" and "install"'''
   4
   5 # Compile, build, and install cmake projects:
   6 class CMake:
   7         def __init__(self, sourceFolder, buildFolder, module, config):
   8                 self.sourceFolder = os.path.abspath(sourceFolder)
   9                 self.buildFolder = os.path.abspath(buildFolder)
  10                 self.installDir = config['installDir']
  11                 self.buildType = config['buildType']
  12                 self.jobs = config['jobs']
  13                 self.buildCmdPrefix = config['buildCmdPrefix']
  14                 self.installCmdPrefix = config['installCmdPrefix']
  15                 self.waitAfterConfig = config.get('waitAfterConfig', False)
  16                 self.module = module
  17
  18         def build(self, reconfigure=False):
  19                 # Make sure we have a build directory
  20                 if not os.path.exists(self.buildFolder): os.makedirs(self.buildFolder)
  21                 os.chdir(self.buildFolder)
  22                 # In case of reconfiguration, delete cache file if it exists
  23                 cacheFile = 'CMakeCache.txt'
  24                 if os.path.exists(cacheFile) and reconfigure: os.remove(cacheFile)
  25                 # Run cmake
  26                 os.putenv('PKG_CONFIG_PATH', os.path.join(self.installDir, 'lib', 'pkgconfig')) # I found no way to do this within cmake
  27                 subprocess.check_call(['cmake', self.sourceFolder, '-DCMAKE_BUILD_TYPE='+self.buildType,
  28                         '-DCMAKE_INSTALL_PREFIX='+self.installDir]+self.module.get('cmakeParameters', []))
  29                 os.unsetenv('PKG_CONFIG_PATH')
  30                 # if asked to do so, wait
  31                 if self.waitAfterConfig:
  32                         raw_input('Configuration done. Hit "Enter" to build the module. ')
  33                 # run compilation
  34                 subprocess.check_call(self.buildCmdPrefix + ['make', '-j'+str(self.jobs)])
  35                 # run installation
  36                 subprocess.check_call(self.installCmdPrefix + ['make', 'install'])
  37
  38 # if auto-debuild is available, provide a wrapper for it
  39 try:
  40         import auto_debuild
  41         class AutoDebuild:
  42                 def __init__(self, sourceFolder, buildFolder, module, vcs, config):
  43                         self.sourceFolder = os.path.abspath(sourceFolder)
  44                         self.buildFolder = os.path.abspath(buildFolder)
  45                         self.jobs = config['jobs']
  46                         self.debDir = os.path.abspath(config['debDir'])
  47                         self.debName = config['debName']
  48                         self.debEMail = config['debEMail']
  49                         self.waitAfterConfig = config.get('waitAfterConfig', False)
  50                         self.module = module
  51                         self.vcs = vcs
  52
  53                 def build(self, reconfigure=False): # reconfigure is ignored (we always do a reconfiguration)
  54                         # create auto-debuild configuration
  55                         autoDebuildConfig = {
  56                                 'sourceName': self.module['name'],
  57                                 'buildSystem': self.module['buildSystem'],
  58                                 'debDir': self.debDir,
  59                                 'buildDir': self.buildFolder,
  60                                 'name': self.debName,
  61                                 'email': self.debEMail,
  62                                 'parallelJobs': self.jobs,
  63                                 'version': self.vcs.version(),
  64                                 'waitAfterConfig': self.waitAfterConfig,
  65                         }
  66                         if autoDebuildConfig['version'] is None:
  67                                 raise Exception("VCS did not provide us with a proper version number, please fix this")
  68                         # copy some more optional configuration
  69                         for option in ('dbgPackage', 'section', 'withPython2', 'binarySkipFiles', 'binaryInstallFiles',
  70                                         'buildDepends', 'binaryDepends', 'binaryRecommends', 'binaryProvides',
  71                                         'cmakeParameters', 'automakeParameters'):
  72                                 if option in self.module:
  73                                         autoDebuildConfig[option] = self.module[option]
  74                         # create Debian files
  75                         os.chdir(self.sourceFolder)
  76                         if os.path.isdir('debian'): # clean previous build attempts
  77                                 shutil.rmtree('debian')
  78                         files = auto_debuild.createDebianFiles(autoDebuildConfig)
  79                         # build package(s)
  80                         auto_debuild.buildDebianPackage(autoDebuildConfig)
  81                         # install package(s)
  82                         subprocess.check_call(['sudo', 'dpkg', '--install'] + files)
  83
  84 except ImportError:
  85         #print "auto_debuild not found, disabling auto-debuild system"
  86         pass