352 lines
14 KiB
Python
352 lines
14 KiB
Python
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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#
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# Giangi Sacco
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# NASA Jet Propulsion Laboratory
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# California Institute of Technology
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# (C) 2009 All Rights Reserved
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#
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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#!/usr/bin/env python3
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import os
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import sys
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def readConfigFile(fileName):
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fin = open(fileName)
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allLines = fin.readlines()
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retDict = {}
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homeStr = os.environ['HOME']
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for line in allLines:
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if line.startswith('#'):#remove comments at the beginning of a line
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continue
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if line.find('#'):# remove comments at the end of a line
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indx = line.find('#')
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line = line[0:indx]
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lineS =line.split('=')
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if len(lineS) == 1:#variable not defined
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continue
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value = []
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#value = ''
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key = lineS[0].strip()
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valueS = lineS[1].split()
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if len(valueS) == 1:
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valueS[0] = valueS[0].replace('$HOME',homeStr)#replace (if exists) the word $HOME with the env value
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retDict[key] = valueS[0]
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else:
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for i in range(len(valueS)):
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valueS[i] = valueS[i].replace('$HOME',homeStr)#replace (if exists) the word $HOME with the env value
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value.append(valueS[i])
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#value += " " + valueS[i]
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retDict[key] = value
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return retDict
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def mergeLists(list1,list2):
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retList = list1
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for el2 in list2:
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if not list1.count(el2):
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list1.append(el2)
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return retList
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def setupSunOs(dict):
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if os.path.basename(dict['FORTRAN']).count('gfortran'):
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if 'LINKFLAGS' in dict:
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if isinstance(dict['LINKFLAGS'],list):
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dict['LINKFLAGS'] = mergeLists(dict['LINKFLAGS'], ['-Wall','--allow-shlib-undefined'])
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else:
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dict['LINKFLAGS'] = [dict['LINKFLAGS'],'-Wall','--allow-shlib-undefined']
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else:
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dict['LINKFLAGS'] = ['-Wall','--allow-shlib-undefined']
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if 'FORTRANFLAGS' in dict:
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if isinstance(dict['FORTRANFLAGS'],list):
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dict['FORTRANFLAGS'] = mergeLists(dict['FORTRANFLAGS'], ['-ffixed-line-length-none' ,'-fno-second-underscore', '-O3' , '-Wall','-fPIC','-fno-range-check'])
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else:
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dict['FORTRANFLAGS'] =[dict['FORTRANFLAGS'], '-ffixed-line-length-none' ,'-fno-second-underscore', '-O3' , '-Wall','-fPIC','-fno-range-check']
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else:
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dict['FORTRANFLAGS'] = ['-ffixed-line-length-none' ,'-fno-second-underscore' , '-O3','-Wall','-fPIC','-fno-range-check']
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dict['LIBS'] = ['gfortran']
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dict['FORTRANMODDIRPREFIX'] = '-J'
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if 'CCFLAGS' in dict:
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if isinstance(dict['CCFLAGS'],list):
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dict['CCFLAGS'] = mergeLists(dict['CCFLAGS'], ['-O3', '-Wall','-fPIC'])
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else:
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dict['CCFLAGS'] = [dict['CCFLAGS'], '-O3', '-Wall','-fPIC']
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else:
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dict['CCFLAGS'] = ['-O3', '-Wall','-fPIC']
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dict['LIBS'] = mergeLists(dict['LIBS'], ['m'])
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if not 'STDCPPLIB' in dict:
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if not 'LIBPATH' in dict:
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print("Missing information. Either the variable STDC++LIB has to be set in the SConfig file or the LIBPATH needs to be set to be \
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able to deduce the right stdc++ library. Try to look for libstdc++*.so in the /usr/lib directory.")
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raise Exception
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else:# try to guess stdc++ from LIBPATH
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libstd = ''
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found = False
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for dir in dict['LIBPATH']:
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if not os.path.exists(dir):
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continue
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listDir = os.listdir(dir)
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for file in listDir:
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if file.startswith('libstdc++'):
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libstd = 'stdc++'
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found = True
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break
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if found:
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break
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if not found:
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print("Error. Cannot locate the stdc++ library in the directories specified by LIBPATH in the SConfig file.")
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raise Exception
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dict['LIBS'] = mergeLists(dict['LIBS'],[libstd])
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else:
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dict['LIBS'] = mergeLists(dict['LIBS'],[dict['STDCPPLIB']])
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return dict
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def setupLinux(dict):
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if os.path.basename(dict['FORTRAN']).count('gfortran'):
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if 'LINKFLAGS' in dict:
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if isinstance(dict['LINKFLAGS'],list):
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dict['LINKFLAGS'] = mergeLists(dict['LINKFLAGS'], ['-Wall','-Wl,-undefined,suppress'])
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else:
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dict['LINKFLAGS'] = [dict['LINKFLAGS'],'-Wall','-Wl,-undefined,suppress']
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else:
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dict['LINKFLAGS'] = ['-Wall','-Wl,-undefined,suppress']
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if 'FORTRANFLAGS' in dict:
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if isinstance(dict['FORTRANFLAGS'],list):
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dict['FORTRANFLAGS'] = mergeLists(dict['FORTRANFLAGS'], ['-ffixed-line-length-none' ,'-fno-second-underscore', '-O3' , '-Wall','-fPIC','-fno-range-check'])
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else:
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dict['FORTRANFLAGS'] =[dict['FORTRANFLAGS'], '-ffixed-line-length-none' ,'-fno-second-underscore', '-O3' , '-Wall','-fPIC','-fno-range-check']
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else:
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dict['FORTRANFLAGS'] = ['-ffixed-line-length-none' ,'-fno-second-underscore' , '-O3','-Wall','-fPIC','-fno-range-check']
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dict['LIBS'] = ['gfortran']
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dict['FORTRANMODDIRPREFIX'] = '-J'
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if 'CCFLAGS' in dict:
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if isinstance(dict['CCFLAGS'],list):
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dict['CCFLAGS'] = mergeLists(dict['CCFLAGS'], ['-O3', '-Wall','-fPIC'])
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else:
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dict['CCFLAGS'] = [dict['CCFLAGS'], '-O3', '-Wall','-fPIC']
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else:
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dict['CCFLAGS'] = ['-O3', '-Wall','-fPIC']
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dict['LIBS'] = mergeLists(dict['LIBS'], ['m'])
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if not 'STDCPPLIB' in dict:
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if not 'LIBPATH' in dict:
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print("Missing information. Either the variable STDC++LIB has to be set in the SConfig file or the LIBPATH needs to be set to be \
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able to deduce the right stdc++ library. Try to look for libstdc++*.so in the /usr/lib directory.")
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raise Exception
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else:# try to guess stdc++ from LIBPATH
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libstd = ''
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found = False
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for dir in dict['LIBPATH']:
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if not os.path.exists(dir):
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continue
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listDir = os.listdir(dir)
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for file in listDir:
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if file.startswith('libstdc++'):
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libstd = 'stdc++'
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found = True
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break
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if found:
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break
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if not found:
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print("Error. Cannot locate the stdc++ library in the directories specified by LIBPATH in the SConfig file.")
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raise Exception
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dict['LIBS'] = mergeLists(dict['LIBS'],[libstd])
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else:
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dict['LIBS'] = mergeLists(dict['LIBS'],[dict['STDCPPLIB']])
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return dict
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def setupDarwin(dict):
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if os.path.basename(dict['FORTRAN']).count('gfortran'):
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if 'LINKFLAGS' in dict:
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if isinstance(dict['LINKFLAGS'],list):
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dict['LINKFLAGS'] = mergeLists(dict['LINKFLAGS'], ['-Wall','-Wl,-undefined,dynamic_lookup'])
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else:
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dict['LINKFLAGS'] = [dict['LINKFLAGS'], '-Wall','-Wl,-undefined,dynamic_lookup']
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else:
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dict['LINKFLAGS'] = ['-Wall','-Wl,-undefined,dynamic_lookup']
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if 'FORTRANFLAGS' in dict:
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if isinstance(dict['FORTRANFLAGS'],list):
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dict['FORTRANFLAGS'] = mergeLists(dict['FORTRANFLAGS'], ['-ffixed-line-length-none' ,'-fno-second-underscore', '-O3' , '-Wall','-fPIC','-fno-range-check'])
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else:
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dict['FORTRANFLAGS'] =[dict['FORTRANFLAGS'], '-ffixed-line-length-none' ,'-fno-second-underscore', '-O3' , '-Wall','-fPIC','-fno-range-check']
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else:
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dict['FORTRANFLAGS'] = ['-ffixed-line-length-none' ,'-fno-second-underscore' , '-O3','-Wall','-fPIC','-fno-range-check']
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dict['FORTRANMODDIRPREFIX'] = '-J'
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dict['LIBS'] = ['gfortran']
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if 'CCFLAGS' in dict:
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if isinstance(dict['CCFLAGS'],list):
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dict['CCFLAGS'] = mergeLists(dict['CCFLAGS'], ['-O3','-Wall','-fPIC'])
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else:
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dict['CCFLAGS'] = [dict['CCFLAGS'], '-O3','-Wall','-fPIC']
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else:
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dict['CCFLAGS'] = ['-O3','-Wall','-fPIC']
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dict['LIBS'] = mergeLists(dict['LIBS'], ['m'])
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if not 'STDCPPLIB' in dict:
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if not 'LIBPATH' in dict:
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print("Missing information. Either the variable STDC++LIB has to be set in the SConfig file or the LIBPATH needs to be set to be \
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able to deduce the right stdc++ library. Try to look for libstdc++*.dylib in the /usr/lib directory.")
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raise Exception
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else:# try to guess stdc++ from LIBPATH
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libstd = ''
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found = False
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for dir in dict['LIBPATH']:
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if not os.path.exists(dir):
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continue
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listDir = os.listdir(dir)
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for file in listDir:
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if file.startswith('libstdc++') and file.endswith('.dylib'):
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libstd = file[3:(len(file) - 6)]
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found = True
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break
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if found:
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break
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if not found:
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print("Error. Cannot locate the stdc++ library in the directories specified by LIBPATH in the SConfig file.")
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raise Exception
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dict['LIBS'] = mergeLists(dict['LIBS'],[libstd])
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else:
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dict['LIBS'] = mergeLists(dict['LIBS'],[dict['STDCPPLIB']])
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return dict
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def setupCompilers(dict):
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dict['LDMODULEPREFIX'] = ''
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if dict['SYSTEM_TYPE'].lower() == 'darwin':
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dict = setupDarwin(dict)
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elif dict['SYSTEM_TYPE'].lower() == 'linux':
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dict = setupLinux(dict)
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elif dict['SYSTEM_TYPE'].lower() == 'sunos':
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dict = setupSunOs(dict)
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else:
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print('System not supported. Supported ones are Darwin, Linux and SunOs. Use uname to find out the system type.')
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raise Exception
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if 'CPPDEFINES' in dict:
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dict['CPPDEFINES'] = mergeLists(dict['CPPDEFINES'], ['NEEDS_F77_TRANSLATION', 'F77EXTERNS_LOWERCASE_TRAILINGBAR'])
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else:
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dict['CPPDEFINES'] = ['NEEDS_F77_TRANSLATION', 'F77EXTERNS_LOWERCASE_TRAILINGBAR']
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dict['F90FLAGS'] = []
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for val in dict['FORTRANFLAGS']:
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if val == '-ffixed-line-length-none':
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val = '-ffree-line-length-none'
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dict['F90FLAGS'].append(val)
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return dict
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def setupArchitecture(dict):
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import platform as PL
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platform = PL.architecture()
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flag = ''
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if (platform[0] == '64bit'):
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flag = '-m64'
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elif (platform[0] == '32bit'):
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flag = '-m32'
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listKeys = ['CCFLAGS','FORTRANFLAGS','LINKFLAGS','F90FLAGS']
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for key in listKeys:
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if dict[key].count('-m32') or dict[key].count('-m64'):
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if dict[key].count('-m32'):#if choice if different from user's warn but leave the way it is
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if not (flag == '-m32'):
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print('################################################################################')
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print('Warning. The software will be compiled as 32 bit on a 64 bit machine. Most likely will not work. Change the flag to -m64 or comment out this flag and let the system figure it out.')
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print('################################################################################')
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else:
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if not (flag == '-m64'):
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print('################################################################################')
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print('Warning. The software will be compiled as 64 bit on a 32 bit machine. Most likely will not work. Change the flag to -m32 or comment out this flag and let the system figure it out.')
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print('################################################################################')
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else:#flag not present, add it
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dict[key].append(flag)
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def setupScons(env,fileName = None):
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envDictionary = env.Dictionary()
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if 'SCONS_CONFIG_DIR' in os.environ:
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sconsConfigDir = os.environ['SCONS_CONFIG_DIR']
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else:
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print("Error. Need to set the variable SCONS_CONFIG_DIR in the shall environment")
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raise Exception
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if fileName == None:
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fileName = 'SConfig'
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retDict = readConfigFile(sconsConfigDir + '/' + fileName)
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if not 'SYSTEM_TYPE' in retDict:
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retDict['SYSTEM_TYPE'] = os.uname()[0]
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if 'FORTRAN' not in retDict:#if not present then use default
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retDict['FORTRAN'] = env['FORTRAN']
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if 'F77' not in retDict:#if not present then use default
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retDict['F77'] = retDict['FORTRAN']
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if 'F90' not in retDict:#if not present then use default
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retDict['F90'] = retDict['FORTRAN']
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if 'F95' not in retDict:#if not present then use default
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retDict['F95'] = retDict['FORTRAN']
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#if CXX is not explicitly defined, but CC is, then assume that CXX is in the same dir
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#unfortunatelly one cannot just use gcc to compile cpp code, since it generates that right obj code, but does not link the g++ libraries
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if (('CC' in retDict) and ('CXX' not in retDict)):# use g++ in the same directory where CC was defined.
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(head,tail) = os.path.split(retDict['CC'])
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slash = ''
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if not (head == ''):
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slash = '/'
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gpp = head + slash + 'g++'
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retDict['CXX']= gpp
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if ('CXX' not in retDict):#if not present then use default
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retDict['CXX']= env['CXX']
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if ('CC' not in retDict):#if not present then use default
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retDict['CC']= env['CC']
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retDict = setupCompilers(retDict)
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setupArchitecture(retDict)
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for key in retDict.keys():
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if isinstance(retDict[key],list):
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for value in retDict[key]:
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exec('env.AppendUnique(' + key + ' = [\'' + value + '\'])')
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else:# assume is a string
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exec('env.Replace(' + key + ' = \'' + retDict[key] + '\')')
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return env
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