1#!/usr/bin/env python 2from __future__ import generators 3import config.base 4 5class Configure(config.base.Configure): 6 def __init__(self, framework): 7 config.base.Configure.__init__(self, framework) 8 self.headerPrefix = '' 9 self.substPrefix = '' 10 self.useShared = 0 11 return 12 13 def __str1__(self): 14 if not hasattr(self, 'useShared'): 15 return '' 16 txt = '' 17 if self.useShared: 18 txt += ' shared libraries: enabled\n' 19 else: 20 txt += ' shared libraries: disabled\n' 21 return txt 22 23 def setupHelp(self, help): 24 import nargs 25 help.addArgument('PETSc', '-with-shared-libraries=<bool>', nargs.ArgBool(None, 1, 'Make PETSc libraries shared -- libpetsc.so (Unix/Linux) or libpetsc.dylib (Mac)')) 26 help.addArgument('PETSc', '-with-serialize-functions=<bool>', nargs.ArgBool(None, 0, 'Allows function pointers to be serialized to binary files with string representations')) 27 return 28 29 def setupDependencies(self, framework): 30 config.base.Configure.setupDependencies(self, framework) 31 self.arch = framework.require('PETSc.options.arch', self) 32 self.debuggers = framework.require('config.utilities.debuggers', self) 33 self.setCompilers = framework.require('config.setCompilers', self) 34 return 35 36 def checkSharedDynamicPicOptions(self): 37 # uf user specified 'with-shared' or 'with-dynamic' - flag an error 38 if 'with-shared' in self.framework.argDB: 39 raise RuntimeError('Option "--with-shared" no longer exists. Use "--with-shared-libraries".') 40 if 'with-dynamic' in self.framework.argDB or 'with-dynamic-loading' in self.framework.argDB: 41 raise RuntimeError('Option "--with-dynamic" and "--with-dynamic-loading" no longer exist.') 42 # if user specifies inconsistant 'with-dynamic-loading with-shared-libraries with-pic' options - flag error 43 if self.framework.argDB['with-shared-libraries'] and not self.framework.argDB['with-pic'] and 'with-pic' in self.framework.clArgDB: 44 raise RuntimeError('If you use --with-shared-libraries you cannot disable --with-pic') 45 46 # default with-shared-libraries=1 => --with-pic=1 47 # Note: there is code in setCompilers.py that uses this as default. 48 if self.framework.argDB['with-shared-libraries'] and not self.framework.argDB['with-pic']: self.framework.argDB['with-pic'] = 1 49 return 50 51 52 def configureSharedLibraries(self): 53 '''Checks whether shared libraries should be used, for which you must 54 - Specify --with-shared-libraries 55 - Have found a working shared linker 56 Defines PETSC_USE_SHARED_LIBRARIES if they are used''' 57 import sys 58 59 self.useShared = self.framework.argDB['with-shared-libraries'] and not self.setCompilers.staticLibraries 60 61 if self.useShared: 62 #if config.setCompilers.Configure.isSolaris(self.log) and config.setCompilers.Configure.isGNU(self.framework.getCompiler(),self.log): 63 # self.addMakeRule('shared_arch','shared_'+self.arch.hostOsBase+'gnu') 64 #elif '-qmkshrobj' in self.setCompilers.sharedLibraryFlags: 65 # self.addMakeRule('shared_arch','shared_linux_ibm') 66 #else: 67 # self.addMakeRule('shared_arch','shared_'+self.arch.hostOsBase) 68 69 # Linux is the default 70 if self.setCompilers.isDarwin(self.log): 71 self.addMakeRule('shared_arch','shared_darwin') 72 self.addMakeMacro('SONAME_FUNCTION', '$(1).$(2).dylib') 73 self.addMakeMacro('SL_LINKER_FUNCTION', '-dynamiclib -install_name $(call SONAME_FUNCTION,$(1),$(2)) -compatibility_version $(2) -current_version $(3) -single_module -multiply_defined suppress -undefined dynamic_lookup') 74 elif self.setCompilers.CC.find('win32fe') >=0: 75 self.addMakeMacro('SONAME_FUNCTION', '$(1).dll') 76 self.addMakeMacro('SL_LINKER_FUNCTION', '-LD') 77 self.addMakeMacro('PETSC_DLL_EXPORTS', '1') 78 else: 79 # TODO: check that -Wl,-soname,${LIBNAME}.${SL_LINKER_SUFFIX} can be passed (might fail on Intel) 80 # TODO: check whether to use -qmkshrobj or -shared (maybe we can just use self.setCompilers.sharedLibraryFlags) 81 # TODO: check whether we need to specify dependent libraries on the link line (long test) 82 self.addMakeRule('shared_arch','shared_linux') 83 self.addMakeMacro('SONAME_FUNCTION', '$(1).so.$(2)') 84 self.addMakeMacro('SL_LINKER_FUNCTION', '-shared -Wl,-soname,$(call SONAME_FUNCTION,$(notdir $(1)),$(2))') 85 if config.setCompilers.Configure.isMINGW(self.framework.getCompiler(),self.log): 86 self.addMakeMacro('PETSC_DLL_EXPORTS', '1') 87 self.addMakeMacro('BUILDSHAREDLIB','yes') 88 else: 89 self.addMakeRule('shared_arch','') 90 self.addMakeMacro('BUILDSHAREDLIB','no') 91 if self.useShared: 92 self.addDefine('USE_SHARED_LIBRARIES', 1) 93 else: 94 self.logPrint('Shared libraries - disabled') 95 return 96 97 def configureDynamicLibraries(self): 98 '''Checks whether dynamic loading is available (with dlfcn.h and libdl)''' 99 if self.setCompilers.dynamicLibraries: 100 self.addDefine('HAVE_DYNAMIC_LIBRARIES', 1) 101 return 102 103 def configureSerializedFunctions(self): 104 ''' 105 Defines PETSC_SERIALIZE_FUNCTIONS if they are used 106 Requires shared libraries''' 107 import sys 108 109 if self.framework.argDB['with-serialize-functions'] and self.setCompilers.dynamicLibraries: 110 self.addDefine('SERIALIZE_FUNCTIONS', 1) 111 112 113 def configure(self): 114 self.executeTest(self.checkSharedDynamicPicOptions) 115 self.executeTest(self.configureSharedLibraries) 116 self.executeTest(self.configureDynamicLibraries) 117 self.executeTest(self.configureSerializedFunctions) 118 return 119