Source Code for Module wafadmin.Tools.gcc

  1  #!/usr/bin/env python 
  2  # encoding: utf-8 
  3  # Thomas Nagy, 2006-2008 (ita) 
  4  # Ralf Habacker, 2006 (rh) 
  5   
  6  import os, sys 
  7  import Configure, Options, Utils 
  8  import ccroot, ar 
  9  from Configure import conftest 
 10   
 11  @conftest 
 12 -def find_gcc(conf): 
 13          v = conf.env 
 14          cc = None 
 15          if v['CC']: cc = v['CC'] 
 16          elif 'CC' in os.environ: cc = os.environ['CC'] 
 17          if not cc: cc = conf.find_program('gcc', var='CC') 
 18          if not cc: cc = conf.find_program('cc', var='CC') 
 19          if not cc: conf.fatal('gcc was not found') 
 20          try: 
 21                  if Utils.cmd_output('%s --version' % cc).find('gcc') < 0: 
 22                          conf.fatal('gcc was not found, see the result of gcc --version') 
 23          except ValueError: 
 24                  conf.fatal('gcc --version could not be executed') 
 25          v['CC']  = cc 
 26          v['CC_NAME'] = 'gcc' 
 27          ccroot.get_cc_version(conf, cc, 'CC_VERSION') 
 28   
 29  @conftest 
 30 -def gcc_common_flags(conf): 
 31          v = conf.env 
 32   
 33          # CPPFLAGS CCDEFINES _CCINCFLAGS _CCDEFFLAGS _LIBDIRFLAGS _LIBFLAGS 
 34   
 35          v['CC_SRC_F']            = '' 
 36          v['CC_TGT_F']            = '-c -o ' 
 37          v['CPPPATH_ST']          = '-I%s' # template for adding include paths 
 38   
 39          # linker 
 40          if not v['LINK_CC']: v['LINK_CC'] = v['CC'] 
 41          v['CCLNK_SRC_F']         = '' 
 42          v['CCLNK_TGT_F']         = '-o ' 
 43   
 44          v['LIB_ST']              = '-l%s' # template for adding libs 
 45          v['LIBPATH_ST']          = '-L%s' # template for adding libpaths 
 46          v['STATICLIB_ST']        = '-l%s' 
 47          v['STATICLIBPATH_ST']    = '-L%s' 
 48          v['CCDEFINES_ST']        = '-D%s' 
 49   
 50          v['SHLIB_MARKER']        = '-Wl,-Bdynamic' 
 51          v['STATICLIB_MARKER']    = '-Wl,-Bstatic' 
 52   
 53          # program 
 54          v['program_PATTERN']     = '%s' 
 55   
 56          # shared library 
 57          v['shlib_CCFLAGS']       = ['-fPIC', '-DPIC'] 
 58          v['shlib_LINKFLAGS']     = ['-shared'] 
 59          v['shlib_PATTERN']       = 'lib%s.so' 
 60   
 61          # static lib 
 62          v['staticlib_LINKFLAGS'] = ['-Wl,-Bstatic'] 
 63          v['staticlib_PATTERN']   = 'lib%s.a' 
 64   
 65          # osx stuff 
 66          v['MACBUNDLE_LINKFLAGS'] = ['-bundle', '-undefined dynamic_lookup'] 
 67          v['MACBUNDLE_CCFLAGS']   = ['-fPIC'] 
 68          v['MACBUNDLE_PATTERN']   = '%s.bundle' 
 69   
 70  @conftest 
 71 -def gcc_modifier_win32(conf): 
 72          v = conf.env 
 73          if sys.platform != 'win32': return 
 74          v['program_PATTERN']     = '%s.exe' 
 75   
 76          v['shlib_PATTERN']       = 'lib%s.dll' 
 77          v['shlib_CCFLAGS']       = [] 
 78   
 79          v['staticlib_LINKFLAGS'] = [] 
 80   
 81  @conftest 
 82 -def gcc_modifier_cygwin(conf): 
 83          v = conf.env 
 84          if sys.platform != 'cygwin': return 
 85          v['program_PATTERN']     = '%s.exe' 
 86   
 87          v['shlib_PATTERN']       = 'lib%s.dll' 
 88          v['shlib_CCFLAGS']       = [] 
 89   
 90          v['staticlib_LINKFLAGS'] = [] 
 91   
 92  @conftest 
 93 -def gcc_modifier_darwin(conf): 
 94          v = conf.env 
 95          if sys.platform != 'darwin': return 
 96          v['shlib_CCFLAGS']       = ['-fPIC', '-compatibility_version 1', '-current_version 1'] 
 97          v['shlib_LINKFLAGS']     = ['-dynamiclib'] 
 98          v['shlib_PATTERN']       = 'lib%s.dylib' 
 99   
100          v['staticlib_LINKFLAGS'] = [] 
101   
102          v['SHLIB_MARKER']        = '' 
103          v['STATICLIB_MARKER']    = '' 
104   
105  @conftest 
106 -def gcc_modifier_aix5(conf): 
107          v = conf.env 
108          if sys.platform != 'aix5': return 
109          v['program_LINKFLAGS']   = ['-Wl,-brtl'] 
110   
111          v['shlib_LINKFLAGS']     = ['-shared','-Wl,-brtl,-bexpfull'] 
112   
113          v['SHLIB_MARKER']        = '' 
114   
115  @conftest 
116 -def gcc_modifier_debug(conf): 
117          v = conf.env 
118          # compiler debug levels 
119          if conf.check_flags('-O2'): 
120                  v['CCFLAGS_OPTIMIZED'] = ['-O2'] 
121                  v['CCFLAGS_RELEASE'] = ['-O2'] 
122          if conf.check_flags('-g -DDEBUG'): 
123                  v['CCFLAGS_DEBUG'] = ['-g', '-DDEBUG'] 
124                  v['LINKFLAGS_DEBUG'] = ['-g'] 
125          if conf.check_flags('-g3 -O0 -DDEBUG'): 
126                  v['CCFLAGS_ULTRADEBUG'] = ['-g3', '-O0', '-DDEBUG'] 
127                  v['LINKFLAGS_ULTRADEBUG'] = ['-g'] 
128          if conf.check_flags('-Wall'): 
129                  for x in 'OPTIMIZED RELEASE DEBUG ULTRADEBUG'.split(): v.append_unique('CCFLAGS_'+x, '-Wall') 
130          try: 
131                  debug_level = Params.g_options.debug_level.upper() 
132          except AttributeError: 
133                  debug_level = ccroot.DEBUG_LEVELS.CUSTOM 
134          v.append_value('CCFLAGS', v['CCFLAGS_'+debug_level]) 
135          v.append_value('LINKFLAGS', v['LINKFLAGS_'+debug_level]) 
136   
137   
138  detect = ''' 
139  find_gcc 
140  find_cpp 
141  find_ar 
142  gcc_common_flags 
143  gcc_modifier_win32 
144  gcc_modifier_cygwin 
145  gcc_modifier_darwin 
146  gcc_modifier_aix5 
147  cc_load_tools 
148  cc_add_flags 
149  ''' 
150   
151  # annoying checks 
152  #cc_check_features 
153  #gcc_modifier_debug 
154   
155  """ 
156  If you want to remove the tests you do not want, use something like this: 
157   
158  conf.check_tool('gcc', funs=''' 
159  find_gcc 
160  find_cpp 
161  find_ar 
162  gcc_common_flags 
163  gcc_modifier_win32 
164  gcc_modifier_cygwin 
165  gcc_modifier_darwin 
166  gcc_modifier_aix5 
167  cc_add_flags 
168  cc_load_tools 
169  ''' 
170  )""" 
171