build_system.py

   1 import os, 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.cmakeParameters = module.get('cmakeParameters', [])
  16
  17         def build(self, reconfigure=False):
  18                 # Make sure we have a build directory
  19                 if not os.path.exists(self.buildFolder): os.makedirs(self.buildFolder)
  20                 os.chdir(self.buildFolder)
  21                 # In case of reconfiguration, delete cache file if it exists
  22                 cacheFile = 'CMakeCache.txt'
  23                 if os.path.exists(cacheFile) and reconfigure: os.remove(cacheFile)
  24                 # Run cmake
  25                 os.putenv('PKG_CONFIG_PATH', os.path.join(self.installDir, 'lib', 'pkgconfig')) # I found no way to do this within cmake
  26                 subprocess.check_call(['cmake', self.sourceFolder, '-DCMAKE_BUILD_TYPE='+self.buildType,
  27                         '-DCMAKE_INSTALL_PREFIX='+self.installDir]+self.cmakeParameters)
  28                 os.unsetenv('PKG_CONFIG_PATH')
  29                 # run compilation
  30                 subprocess.check_call(self.buildCmdPrefix + ['make', '-j'+str(self.jobs)])
  31                 # run installation
  32                 subprocess.check_call(self.installCmdPrefix + ['make', 'install'])
  33
  34 # if auto-debuild is available, provide a wrapper for it
  35 try:
  36         import auto_debuild
  37         class AutoDebuild:
  38                 def __init__(self, sourceFolder, buildFolder, module, vcs, config):
  39                         self.sourceFolder = os.path.abspath(sourceFolder)
  40                         buildSystem = module.get('build-system', 'cmake')
  41                         self.autoDebuildConfig = {
  42                                 'sourceName': module['name'],
  43                                 'debDir': os.path.abspath(config['debDir']),
  44                                 'buildSystem': buildSystem,
  45                                 'buildDir': os.path.abspath(buildFolder),
  46                                 'name': config['debName'],
  47                                 'email': config['debEMail'],
  48                         }
  49                         self.copyOption(config, 'jobs', 'parallelJobs')
  50                         self.copyOption(module, 'dbgPackage')
  51                         self.copyOption(module, 'skipFiles', 'binarySkipFiles')
  52                         self.copyOption(module, 'installFiles', 'binaryInstall')
  53                         self.copyOption(module, 'buildDepends')
  54                         self.copyOption(module, 'binaryDepends')
  55                         self.copyOption(module, 'binaryRecommends')
  56                         if buildSystem == 'cmake':
  57                                 self.copyOption(module, 'cmakeParameters')
  58                         self.vcs = vcs
  59
  60                 def copyOption(self, src, name, dstName = None):
  61                         if dstName is None: dstName = name # per default, stick with original name
  62                         if name in src:
  63                                 self.autoDebuildConfig[dstName] = src[name]
  64
  65                 def build(self, reconfigure=False): # reconfigure is ignored (we always do a reconfiguration)
  66                         # Get us a version number
  67                         self.autoDebuildConfig['version'] = self.vcs.version() # by now, data has been fetched, so this is possible
  68                         if self.autoDebuildConfig['version'] is None:
  69                                 raise Exception("VCS did not provide us with a proper version, please fix this")
  70                         # create Debian files
  71                         os.chdir(self.sourceFolder)
  72                         files = auto_debuild.createDebianFiles(self.autoDebuildConfig)
  73                         # build package(s)
  74                         auto_debuild.buildDebianPackage(self.autoDebuildConfig)
  75                         # install package(s)
  76                         subprocess.check_call(['sudo', 'dpkg', '--install'] + files)
  77
  78 except ImportError:
  79         print "auto_debuild not found, disabling auto-debuild system"
  80         pass