xref: /petsc/config/PETSc/Configure.py (revision c06a8e02ff6b77f4014c18ceca68570eef2eedb9)
1import config.base
2
3import os
4import sys
5import re
6import pickle
7
8class Configure(config.base.Configure):
9  def __init__(self, framework):
10    config.base.Configure.__init__(self, framework)
11    self.headerPrefix = 'PETSC'
12    self.substPrefix  = 'PETSC'
13    self.installed = 0 # 1 indicates that Configure itself has already compiled and installed PETSc
14    return
15
16  def __str2__(self):
17    desc = []
18    if not self.installed:
19      desc.append('xxx=========================================================================xxx')
20      desc.append(' Configure stage complete. Now build PETSc libraries with:')
21      desc.append('   make PETSC_DIR='+self.petscdir.dir+' PETSC_ARCH='+self.arch.arch+' all')
22      desc.append('xxx=========================================================================xxx')
23    else:
24      desc.append('xxx=========================================================================xxx')
25      desc.append(' Installation complete. You do not need to run make to compile or install the software')
26      desc.append('xxx=========================================================================xxx')
27    return '\n'.join(desc)+'\n'
28
29  def setupHelp(self, help):
30    import nargs
31    help.addArgument('PETSc',  '-prefix=<dir>',                   nargs.Arg(None, '', 'Specifiy location to install PETSc (eg. /usr/local)'))
32    help.addArgument('PETSc',  '-with-prefetch=<bool>',           nargs.ArgBool(None, 1,'Enable checking for prefetch instructions'))
33    help.addArgument('Windows','-with-windows-graphics=<bool>',   nargs.ArgBool(None, 1,'Enable check for Windows Graphics'))
34    help.addArgument('PETSc', '-with-default-arch=<bool>',        nargs.ArgBool(None, 1, 'Allow using the last configured arch without setting PETSC_ARCH'))
35    help.addArgument('PETSc','-with-single-library=<bool>',       nargs.ArgBool(None, 1,'Put all PETSc code into the single -lpetsc library'))
36    help.addArgument('PETSc','-with-fortran-bindings=<bool>',     nargs.ArgBool(None, 1,'Build PETSc fortran bindings in the library and corresponding module files'))
37    help.addArgument('PETSc', '-with-ios=<bool>',              nargs.ArgBool(None, 0, 'Build an iPhone/iPad version of PETSc library'))
38    help.addArgument('PETSc', '-with-xsdk-defaults', nargs.ArgBool(None, 0, 'Set the following as defaults for the xSDK standard: --enable-debug=1, --enable-shared=1, --with-precision=double, --with-index-size=32, locate blas/lapack automatically'))
39    help.addArgument('PETSc', '-with-display=<x11display>',       nargs.Arg(None, '', 'Specifiy DISPLAY env variable for use with matlab test)'))
40    help.addArgument('PETSc', '-with-package-scripts=<pyscripts>',nargs.ArgFileList(None,None,'Specify configure package scripts for user provided packages'))
41    return
42
43  def registerPythonFile(self,filename,directory):
44    ''' Add a python file to the framework and registers its headerprefix, ... externalpackagedir
45        directory is the directory where the file relative to the BuildSystem or config path in python notation with . '''
46    (utilityName, ext) = os.path.splitext(filename)
47    if not utilityName.startswith('.') and not utilityName.startswith('#') and ext == '.py' and not utilityName == '__init__':
48      if directory: directory = directory+'.'
49      utilityObj                             = self.framework.require(directory+utilityName, self)
50      utilityObj.headerPrefix                = self.headerPrefix
51      utilityObj.archProvider                = self.arch
52      utilityObj.languageProvider            = self.languages
53      utilityObj.installDirProvider          = self.installdir
54      utilityObj.externalPackagesDirProvider = self.externalpackagesdir
55      utilityObj.precisionProvider           = self.scalartypes
56      utilityObj.indexProvider               = self.indexTypes
57      setattr(self, utilityName.lower(), utilityObj)
58      return utilityObj
59    return None
60
61  def setupDependencies(self, framework):
62    config.base.Configure.setupDependencies(self, framework)
63    self.programs      = framework.require('config.programs',           self)
64    self.setCompilers  = framework.require('config.setCompilers',       self)
65    self.compilers     = framework.require('config.compilers',          self)
66    self.arch          = framework.require('PETSc.options.arch',        self.setCompilers)
67    self.petscdir      = framework.require('PETSc.options.petscdir',    self.arch)
68    self.installdir    = framework.require('PETSc.options.installDir',  self)
69    self.dataFilesPath = framework.require('PETSc.options.dataFilesPath',self)
70    self.scalartypes   = framework.require('PETSc.options.scalarTypes', self)
71    self.indexTypes    = framework.require('PETSc.options.indexTypes',  self)
72    self.languages     = framework.require('PETSc.options.languages',   self.setCompilers)
73    self.indexTypes    = framework.require('PETSc.options.indexTypes',  self.compilers)
74    self.types         = framework.require('config.types',              self)
75    self.headers       = framework.require('config.headers',            self)
76    self.functions     = framework.require('config.functions',          self)
77    self.libraries     = framework.require('config.libraries',          self)
78    self.atomics       = framework.require('config.atomics',            self)
79    self.make          = framework.require('config.packages.make',      self)
80    self.blasLapack    = framework.require('config.packages.BlasLapack',self)
81    self.mpi           = framework.require('config.packages.MPI',       self)
82    self.fortran       = framework.require('config.compilersFortran',   self)
83    self.externalpackagesdir = framework.require('PETSc.options.externalpackagesdir',self)
84
85    for utility in sorted(os.listdir(os.path.join('config','PETSc','options'))):
86      self.registerPythonFile(utility,'PETSc.options')
87
88    for utility in sorted(os.listdir(os.path.join('config','BuildSystem','config','utilities'))):
89      self.registerPythonFile(utility,'config.utilities')
90
91    for package in sorted(os.listdir(os.path.join('config', 'BuildSystem', 'config', 'packages'))):
92      obj = self.registerPythonFile(package,'config.packages')
93      if obj:
94        obj.archProvider                = self.framework.requireModule(obj.archProvider, obj)
95        obj.languageProvider            = self.framework.requireModule(obj.languageProvider, obj)
96        obj.installDirProvider          = self.framework.requireModule(obj.installDirProvider, obj)
97        obj.externalPackagesDirProvider = self.framework.requireModule(obj.externalPackagesDirProvider, obj)
98        obj.precisionProvider           = self.framework.requireModule(obj.precisionProvider, obj)
99        obj.indexProvider               = self.framework.requireModule(obj.indexProvider, obj)
100
101    # Force blaslapack and opencl to depend on scalarType so precision is set before BlasLapack is built
102    framework.require('PETSc.options.scalarTypes', self.f2cblaslapack)
103    framework.require('PETSc.options.scalarTypes', self.fblaslapack)
104    framework.require('PETSc.options.scalarTypes', self.blaslapack)
105    framework.require('PETSc.options.scalarTypes', self.opencl)
106
107    self.programs.headerPrefix   = self.headerPrefix
108    self.compilers.headerPrefix  = self.headerPrefix
109    self.fortran.headerPrefix    = self.headerPrefix
110    self.types.headerPrefix      = self.headerPrefix
111    self.headers.headerPrefix    = self.headerPrefix
112    self.functions.headerPrefix  = self.headerPrefix
113    self.libraries.headerPrefix  = self.headerPrefix
114
115    # Register user provided package scripts
116    if 'with-package-scripts' in self.framework.argDB:
117      for script in self.framework.argDB['with-package-scripts']:
118        if os.path.splitext(script)[1] != '.py':
119          raise RuntimeError('Only python scripts compatible with configure package script format should be specified! Invalid option -with-package-scripts='+script)
120        self.framework.logPrint('User is registering a new package script: '+script)
121        dname,fname = os.path.split(script)
122        if dname: sys.path.append(dname)
123        self.registerPythonFile(fname,'')
124
125    # test for a variety of basic headers and functions
126    headersC = map(lambda name: name+'.h',['setjmp','dos','fcntl','float','io','malloc','pwd','strings',
127                                            'unistd','sys/sysinfo','machine/endian','sys/param','sys/procfs','sys/resource',
128                                            'sys/systeminfo','sys/times','sys/utsname',
129                                            'sys/socket','sys/wait','netinet/in','netdb','direct','time','Ws2tcpip','sys/types',
130                                            'WindowsX','float','ieeefp','stdint','pthread','inttypes','immintrin','zmmintrin'])
131    functions = ['access','_access','clock','drand48','getcwd','_getcwd','getdomainname','gethostname',
132                 'getwd','memalign','popen','PXFGETARG','rand','getpagesize',
133                 'readlink','realpath','usleep','sleep','_sleep',
134                 'uname','snprintf','_snprintf','lseek','_lseek','time','fork','stricmp',
135                 'strcasecmp','bzero','dlopen','dlsym','dlclose','dlerror',
136                 '_set_output_format','_mkdir','socket','gethostbyname','_pipe']
137    libraries = [(['fpe'],'handle_sigfpes')]
138    librariessock = [(['socket','nsl'],'socket')]
139    self.headers.headers.extend(headersC)
140    self.functions.functions.extend(functions)
141    self.libraries.libraries.extend(libraries)
142    if not hasattr(self,'socket'):
143      self.libraries.libraries.extend(librariessock)
144    return
145
146  def DumpPkgconfig(self):
147    ''' Create a pkg-config file '''
148    if not os.path.exists(os.path.join(self.petscdir.dir,self.arch.arch,'lib','pkgconfig')):
149      os.makedirs(os.path.join(self.petscdir.dir,self.arch.arch,'lib','pkgconfig'))
150    fd = open(os.path.join(self.petscdir.dir,self.arch.arch,'lib','pkgconfig','PETSc.pc'),'w')
151    cflags_inc = ['-I${includedir}']
152    if self.framework.argDB['prefix']:
153      fd.write('prefix='+self.installdir.dir+'\n')
154    else:
155      fd.write('prefix='+os.path.join(self.petscdir.dir, self.arch.arch)+'\n')
156      cflags_inc.append('-I' + os.path.join(self.petscdir.dir, 'include'))
157    fd.write('exec_prefix=${prefix}\n')
158    fd.write('includedir=${prefix}/include\n')
159    fd.write('libdir=${prefix}/lib\n')
160
161    self.setCompilers.pushLanguage('C')
162    fd.write('ccompiler='+self.setCompilers.getCompiler()+'\n')
163    fd.write('cflags_extra='+self.setCompilers.getCompilerFlags().strip()+'\n')
164    fd.write('cflags_dep='+self.compilers.dependenciesGenerationFlag.get('C','')+'\n')
165    fd.write('ldflag_rpath='+self.setCompilers.CSharedLinkerFlag+'\n')
166    self.setCompilers.popLanguage()
167    if hasattr(self.compilers, 'CXX'):
168      self.setCompilers.pushLanguage('C++')
169      fd.write('cxxcompiler='+self.setCompilers.getCompiler()+'\n')
170      fd.write('cxxflags_extra='+self.setCompilers.getCompilerFlags().strip()+'\n')
171      self.setCompilers.popLanguage()
172    if hasattr(self.compilers, 'FC'):
173      self.setCompilers.pushLanguage('FC')
174      fd.write('fcompiler='+self.setCompilers.getCompiler()+'\n')
175      fd.write('fflags_extra='+self.setCompilers.getCompilerFlags().strip()+'\n')
176      self.setCompilers.popLanguage()
177
178    fd.write('\n')
179    fd.write('Name: PETSc\n')
180    fd.write('Description: Library to solve ODEs and algebraic equations\n')
181    fd.write('Version: %s\n' % self.petscdir.version)
182    fd.write('Cflags: ' + ' '.join([self.setCompilers.CPPFLAGS] + cflags_inc) + '\n')
183    fd.write('Libs: '+self.libraries.toStringNoDupes(['-L${libdir}', self.petsclib], with_rpath=False)+'\n')
184    # Remove RPATH flags from library list.  User can add them using
185    # pkg-config --variable=ldflag_rpath and pkg-config --libs-only-L
186    fd.write('Libs.private: '+self.libraries.toStringNoDupes([f for f in self.packagelibs+self.complibs if not f.startswith(self.setCompilers.CSharedLinkerFlag)], with_rpath=False)+'\n')
187
188    fd.close()
189    return
190
191  def DumpModule(self):
192    ''' Create a module file '''
193    if not os.path.exists(os.path.join(self.petscdir.dir,self.arch.arch,'lib','petsc','conf','modules')):
194      os.makedirs(os.path.join(self.petscdir.dir,self.arch.arch,'lib','petsc','conf','modules'))
195    if not os.path.exists(os.path.join(self.petscdir.dir,self.arch.arch,'lib','petsc','conf','modules','petsc')):
196      os.makedirs(os.path.join(self.petscdir.dir,self.arch.arch,'lib','petsc','conf','modules','petsc'))
197    if self.framework.argDB['prefix']:
198      installdir  = self.installdir.dir
199      installarch = ''
200      installpath = os.path.join(installdir,'bin')
201    else:
202      installdir  = self.petscdir.dir
203      installarch = self.arch.arch
204      installpath = os.path.join(installdir,installarch,'bin')+':'+os.path.join(installdir,'bin')
205    fd = open(os.path.join(self.petscdir.dir,self.arch.arch,'lib','petsc','conf','modules','petsc',self.petscdir.version),'w')
206    fd.write('''\
207#%%Module
208
209proc ModulesHelp { } {
210    puts stderr "This module sets the path and environment variables for petsc-%s"
211    puts stderr "     see https://www.mcs.anl.gov/petsc/ for more information      "
212    puts stderr ""
213}
214module-whatis "PETSc - Portable, Extensible Toolkit for Scientific Computation"
215
216set petsc_dir   "%s"
217set petsc_arch  "%s"
218
219setenv PETSC_ARCH "$petsc_arch"
220setenv PETSC_DIR "$petsc_dir"
221prepend-path PATH "%s"
222''' % (self.petscdir.version, installdir, installarch, installpath))
223    fd.close()
224    return
225
226  def Dump(self):
227    ''' Actually put the values into the configuration files '''
228    # eventually everything between -- should be gone
229    if self.mpi.usingMPIUni:
230      #
231      # Remove any MPI/MPICH include files that may have been put here by previous runs of ./configure
232      self.executeShellCommand('rm -rf  '+os.path.join(self.petscdir.dir,self.arch.arch,'include','mpi*')+' '+os.path.join(self.petscdir.dir,self.arch.arch,'include','opa*'), log = self.log)
233
234    self.setCompilers.pushLanguage('C')
235    compiler = self.setCompilers.getCompiler()
236    if compiler.endswith('mpicc') or compiler.endswith('mpiicc'):
237      try:
238        output   = self.executeShellCommand(compiler + ' -show', log = self.log)[0]
239        compiler = output.split(' ')[0]
240        self.addDefine('MPICC_SHOW','"'+output.strip().replace('\n','\\\\n')+'"')
241      except:
242        self.addDefine('MPICC_SHOW','"Unavailable"')
243    else:
244      self.addDefine('MPICC_SHOW','"Unavailable"')
245    self.setCompilers.popLanguage()
246#-----------------------------------------------------------------------------------------------------
247
248    # Sometimes we need C compiler, even if built with C++
249    self.setCompilers.pushLanguage('C')
250    self.addMakeMacro('CC_FLAGS',self.setCompilers.getCompilerFlags())
251    self.setCompilers.popLanguage()
252
253    # And sometimes we need a C++ compiler even when PETSc is built with C
254    if hasattr(self.compilers, 'CXX'):
255      self.setCompilers.pushLanguage('Cxx')
256      self.addDefine('HAVE_CXX','1')
257      self.addMakeMacro('CXXPP_FLAGS',self.setCompilers.CXXPPFLAGS)
258      self.addMakeMacro('CXX_FLAGS',self.setCompilers.getCompilerFlags())
259      cxx_linker = self.setCompilers.getLinker()
260      self.addMakeMacro('CXX_LINKER',cxx_linker)
261      self.addMakeMacro('CXX_LINKER_FLAGS',self.setCompilers.getLinkerFlags())
262      self.setCompilers.popLanguage()
263
264    # C preprocessor values
265    self.addMakeMacro('CPP_FLAGS',self.setCompilers.CPPFLAGS)
266
267    # compiler values
268    self.setCompilers.pushLanguage(self.languages.clanguage)
269    self.addMakeMacro('PCC',self.setCompilers.getCompiler())
270    self.addMakeMacro('PCC_FLAGS',self.setCompilers.getCompilerFlags())
271    self.addMakeMacro('PCPP_FLAGS',getattr(self.setCompilers,self.languages.clanguage.upper()+'PPFLAGS'))
272    self.addMakeMacro('PFLAGS','${'+self.languages.clanguage.upper()+'FLAGS}')
273    self.addMakeMacro('PPPFLAGS','${'+self.languages.clanguage.upper()+'PPFLAGS}')
274    # ugly work-around for python3 distutils parse_makefile() issue with the above 2 lines
275    self.addMakeMacro('PY_'+self.languages.clanguage.upper()+'FLAGS','')
276    self.addMakeMacro('PY_'+self.languages.clanguage.upper()+'PPFLAGS','')
277    self.setCompilers.popLanguage()
278    # .o or .obj
279    self.addMakeMacro('CC_SUFFIX','o')
280
281    # executable linker values
282    self.setCompilers.pushLanguage(self.languages.clanguage)
283    pcc_linker = self.setCompilers.getLinker()
284    self.addMakeMacro('PCC_LINKER',pcc_linker)
285    self.addMakeMacro('PCC_LINKER_FLAGS',self.setCompilers.getLinkerFlags())
286    self.setCompilers.popLanguage()
287    # '' for Unix, .exe for Windows
288    self.addMakeMacro('CC_LINKER_SUFFIX','')
289
290    if hasattr(self.compilers, 'FC'):
291      if self.framework.argDB['with-fortran-bindings']:
292        if not self.fortran.fortranIsF90:
293          raise RuntimeError('Error! Fortran compiler "'+self.compilers.FC+'" does not support F90! PETSc fortran bindings require a F90 compiler')
294        self.addDefine('HAVE_FORTRAN','1')
295      self.setCompilers.pushLanguage('FC')
296      # need FPPFLAGS in config/setCompilers
297      self.addMakeMacro('FPP_FLAGS',self.setCompilers.FPPFLAGS)
298
299      # compiler values
300      self.addMakeMacro('FC_FLAGS',self.setCompilers.getCompilerFlags())
301      self.setCompilers.popLanguage()
302      # .o or .obj
303      self.addMakeMacro('FC_SUFFIX','o')
304
305      # executable linker values
306      self.setCompilers.pushLanguage('FC')
307      self.addMakeMacro('FC_LINKER',self.setCompilers.getLinker())
308      self.addMakeMacro('FC_LINKER_FLAGS',self.setCompilers.getLinkerFlags())
309      # apple requires this shared library linker flag on SOME versions of the os
310      if self.setCompilers.getLinkerFlags().find('-Wl,-commons,use_dylibs') > -1:
311        self.addMakeMacro('DARWIN_COMMONS_USE_DYLIBS',' -Wl,-commons,use_dylibs ')
312      self.setCompilers.popLanguage()
313
314      # F90 Modules
315      if self.setCompilers.fortranModuleIncludeFlag:
316        self.addMakeMacro('FC_MODULE_FLAG', self.setCompilers.fortranModuleIncludeFlag)
317      else: # for non-f90 compilers like g77
318        self.addMakeMacro('FC_MODULE_FLAG', '-I')
319      if self.setCompilers.fortranModuleIncludeFlag:
320        self.addMakeMacro('FC_MODULE_OUTPUT_FLAG', self.setCompilers.fortranModuleOutputFlag)
321    else:
322      self.addMakeMacro('FC','')
323
324    if hasattr(self.compilers, 'CUDAC'):
325      self.setCompilers.pushLanguage('CUDA')
326      self.addMakeMacro('CUDAC_FLAGS',self.setCompilers.getCompilerFlags())
327      self.setCompilers.popLanguage()
328
329    # shared library linker values
330    self.setCompilers.pushLanguage(self.languages.clanguage)
331    # need to fix BuildSystem to collect these separately
332    self.addMakeMacro('SL_LINKER',self.setCompilers.getLinker())
333    self.addMakeMacro('SL_LINKER_FLAGS','${PCC_LINKER_FLAGS}')
334    self.setCompilers.popLanguage()
335    # One of 'a', 'so', 'lib', 'dll', 'dylib' (perhaps others also?) depending on the library generator and architecture
336    # Note: . is not included in this macro, consistent with AR_LIB_SUFFIX
337    if self.setCompilers.sharedLibraryExt == self.setCompilers.AR_LIB_SUFFIX:
338      self.addMakeMacro('SL_LINKER_SUFFIX', '')
339      self.addDefine('SLSUFFIX','""')
340    else:
341      self.addMakeMacro('SL_LINKER_SUFFIX', self.setCompilers.sharedLibraryExt)
342      self.addDefine('SLSUFFIX','"'+self.setCompilers.sharedLibraryExt+'"')
343
344    self.addMakeMacro('SL_LINKER_LIBS','${PETSC_EXTERNAL_LIB_BASIC}')
345
346#-----------------------------------------------------------------------------------------------------
347
348    # CONLY or CPP. We should change the PETSc makefiles to do this better
349    if self.languages.clanguage == 'C': lang = 'CONLY'
350    else: lang = 'CXXONLY'
351    self.addMakeMacro('PETSC_LANGUAGE',lang)
352
353    # real or complex
354    self.addMakeMacro('PETSC_SCALAR',self.scalartypes.scalartype)
355    # double or float
356    self.addMakeMacro('PETSC_PRECISION',self.scalartypes.precision)
357
358    if self.framework.argDB['with-batch']:
359      self.addMakeMacro('PETSC_WITH_BATCH','1')
360
361    # Test for compiler-specific macros that need to be defined.
362    if self.setCompilers.isCrayVector('CC', self.log):
363      self.addDefine('HAVE_CRAY_VECTOR','1')
364
365#-----------------------------------------------------------------------------------------------------
366    if self.functions.haveFunction('gethostbyname') and self.functions.haveFunction('socket') and self.headers.haveHeader('netinet/in.h'):
367      self.addDefine('USE_SOCKET_VIEWER','1')
368      if self.checkCompile('#include <sys/socket.h>','setsockopt(0,SOL_SOCKET,SO_REUSEADDR,0,0)'):
369        self.addDefine('HAVE_SO_REUSEADDR','1')
370
371#-----------------------------------------------------------------------------------------------------
372    # print include and lib for makefiles
373    self.framework.packages.reverse()
374    petscincludes = [os.path.join(self.petscdir.dir,'include'),os.path.join(self.petscdir.dir,self.arch.arch,'include')]
375    petscincludes_install = [os.path.join(self.installdir.dir, 'include')] if self.framework.argDB['prefix'] else petscincludes
376    includes = []
377    self.packagelibs = []
378    for i in self.framework.packages:
379      if not i.required:
380        self.addDefine('HAVE_'+i.PACKAGE.replace('-','_'), 1)  # ONLY list package if it is used directly by PETSc (and not only by another package)
381      if not isinstance(i.lib, list):
382        i.lib = [i.lib]
383      if i.linkedbypetsc: self.packagelibs.extend(i.lib)
384      self.addMakeMacro(i.PACKAGE.replace('-','_')+'_LIB', self.libraries.toStringNoDupes(i.lib))
385      if hasattr(i,'include'):
386        if not isinstance(i.include,list):
387          i.include = [i.include]
388        includes.extend(i.include)
389        self.addMakeMacro(i.PACKAGE.replace('-','_')+'_INCLUDE',self.headers.toStringNoDupes(i.include))
390    if self.framework.argDB['with-single-library']:
391      self.petsclib = '-lpetsc'
392    else:
393      self.petsclib = '-lpetscts -lpetscsnes -lpetscksp -lpetscdm -lpetscmat -lpetscvec -lpetscsys'
394    self.complibs = self.compilers.flibs+self.compilers.cxxlibs+self.compilers.LIBS.split()
395    self.PETSC_WITH_EXTERNAL_LIB = self.libraries.toStringNoDupes(['-L${PETSC_DIR}/${PETSC_ARCH}/lib', self.petsclib]+self.packagelibs+self.complibs)
396    self.PETSC_EXTERNAL_LIB_BASIC = self.libraries.toStringNoDupes(self.packagelibs+self.complibs)
397
398    self.addMakeMacro('PETSC_EXTERNAL_LIB_BASIC',self.PETSC_EXTERNAL_LIB_BASIC)
399    allincludes = petscincludes + includes
400    allincludes_install = petscincludes_install + includes
401    self.PETSC_CC_INCLUDES = self.headers.toStringNoDupes(allincludes)
402    self.PETSC_CC_INCLUDES_INSTALL = self.headers.toStringNoDupes(allincludes_install)
403    self.addMakeMacro('PETSC_CC_INCLUDES',self.PETSC_CC_INCLUDES)
404    self.addMakeMacro('PETSC_CC_INCLUDES_INSTALL', self.PETSC_CC_INCLUDES_INSTALL)
405    if hasattr(self.compilers, 'FC'):
406      def modinc(includes):
407        return includes if self.fortran.fortranIsF90 else []
408      self.addMakeMacro('PETSC_FC_INCLUDES',self.headers.toStringNoDupes(allincludes,modinc(allincludes)))
409      self.addMakeMacro('PETSC_FC_INCLUDES_INSTALL',self.headers.toStringNoDupes(allincludes_install,modinc(allincludes_install)))
410
411    self.addDefine('LIB_DIR','"'+os.path.join(self.installdir.dir,'lib')+'"')
412
413    if self.framework.argDB['with-single-library']:
414      # overrides the values set in conf/variables
415      self.addMakeMacro('LIBNAME','${INSTALL_LIB_DIR}/libpetsc.${AR_LIB_SUFFIX}')
416      self.addMakeMacro('SHLIBS','libpetsc')
417      self.addMakeMacro('PETSC_LIB_BASIC','-lpetsc')
418      self.addMakeMacro('PETSC_KSP_LIB_BASIC','-lpetsc')
419      self.addMakeMacro('PETSC_TS_LIB_BASIC','-lpetsc')
420      self.addMakeMacro('PETSC_TAO_LIB_BASIC','-lpetsc')
421      self.addMakeMacro('PETSC_WITH_EXTERNAL_LIB',self.PETSC_WITH_EXTERNAL_LIB)
422      self.addDefine('USE_SINGLE_LIBRARY', '1')
423      if self.sharedlibraries.useShared:
424        self.addMakeMacro('PETSC_SYS_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
425        self.addMakeMacro('PETSC_VEC_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
426        self.addMakeMacro('PETSC_MAT_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
427        self.addMakeMacro('PETSC_DM_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
428        self.addMakeMacro('PETSC_KSP_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
429        self.addMakeMacro('PETSC_SNES_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
430        self.addMakeMacro('PETSC_TS_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
431        self.addMakeMacro('PETSC_TAO_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
432        self.addMakeMacro('PETSC_CHARACTERISTIC_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
433        self.addMakeMacro('PETSC_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
434        self.addMakeMacro('PETSC_CONTRIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
435      else:
436        self.addMakeMacro('PETSC_SYS_LIB','${PETSC_WITH_EXTERNAL_LIB}')
437        self.addMakeMacro('PETSC_VEC_LIB','${PETSC_WITH_EXTERNAL_LIB}')
438        self.addMakeMacro('PETSC_MAT_LIB','${PETSC_WITH_EXTERNAL_LIB}')
439        self.addMakeMacro('PETSC_DM_LIB','${PETSC_WITH_EXTERNAL_LIB}')
440        self.addMakeMacro('PETSC_KSP_LIB','${PETSC_WITH_EXTERNAL_LIB}')
441        self.addMakeMacro('PETSC_SNES_LIB','${PETSC_WITH_EXTERNAL_LIB}')
442        self.addMakeMacro('PETSC_TS_LIB','${PETSC_WITH_EXTERNAL_LIB}')
443        self.addMakeMacro('PETSC_TAO_LIB','${PETSC_WITH_EXTERNAL_LIB}')
444        self.addMakeMacro('PETSC_CHARACTERISTIC_LIB','${PETSC_WITH_EXTERNAL_LIB}')
445        self.addMakeMacro('PETSC_LIB','${PETSC_WITH_EXTERNAL_LIB}')
446        self.addMakeMacro('PETSC_CONTRIB','${PETSC_WITH_EXTERNAL_LIB}')
447
448    if not os.path.exists(os.path.join(self.petscdir.dir,self.arch.arch,'lib')):
449      os.makedirs(os.path.join(self.petscdir.dir,self.arch.arch,'lib'))
450
451# add a makefile endtry for display
452    if self.framework.argDB['with-display']:
453      self.addMakeMacro('DISPLAY',self.framework.argDB['with-display'])
454
455    # add a makefile entry for configure options
456    self.addMakeMacro('CONFIGURE_OPTIONS', self.framework.getOptionsString(['configModules', 'optionsModule']).replace('\"','\\"'))
457    return
458
459  def dumpConfigInfo(self):
460    import time
461    fd = open(os.path.join(self.arch.arch,'include','petscconfiginfo.h'),'w')
462    fd.write('static const char *petscconfigureoptions = "'+self.framework.getOptionsString(['configModules', 'optionsModule']).replace('\"','\\"').replace('\\ ','\\\\ ')+'";\n')
463    fd.close()
464    return
465
466  def dumpMachineInfo(self):
467    import platform
468    import datetime
469    import time
470    import script
471    def escape(s):
472      return s.replace('"',r'\"').replace(r'\ ',r'\\ ') # novermin
473    fd = open(os.path.join(self.arch.arch,'include','petscmachineinfo.h'),'w')
474    fd.write('static const char *petscmachineinfo = \"\\n\"\n')
475    fd.write('\"-----------------------------------------\\n\"\n')
476    buildhost = platform.node()
477    if os.environ.get('SOURCE_DATE_EPOCH'):
478      buildhost = "reproducible"
479    buildtime = datetime.datetime.utcfromtimestamp(int(os.environ.get('SOURCE_DATE_EPOCH', time.time())))
480    fd.write('\"Libraries compiled on %s on %s \\n\"\n' % (buildtime, buildhost))
481    fd.write('\"Machine characteristics: %s\\n\"\n' % (platform.platform()))
482    fd.write('\"Using PETSc directory: %s\\n\"\n' % (escape(self.installdir.petscDir)))
483    fd.write('\"Using PETSc arch: %s\\n\"\n' % (escape(self.installdir.petscArch)))
484    fd.write('\"-----------------------------------------\\n\";\n')
485    fd.write('static const char *petsccompilerinfo = \"\\n\"\n')
486    self.setCompilers.pushLanguage(self.languages.clanguage)
487    fd.write('\"Using C compiler: %s %s \\n\"\n' % (escape(self.setCompilers.getCompiler()), escape(self.setCompilers.getCompilerFlags())))
488    self.setCompilers.popLanguage()
489    if hasattr(self.compilers, 'FC'):
490      self.setCompilers.pushLanguage('FC')
491      fd.write('\"Using Fortran compiler: %s %s  %s\\n\"\n' % (escape(self.setCompilers.getCompiler()), escape(self.setCompilers.getCompilerFlags()), escape(self.setCompilers.CPPFLAGS)))
492      self.setCompilers.popLanguage()
493    fd.write('\"-----------------------------------------\\n\";\n')
494    fd.write('static const char *petsccompilerflagsinfo = \"\\n\"\n')
495    fd.write('\"Using include paths: %s\\n\"\n' % (escape(self.PETSC_CC_INCLUDES_INSTALL.replace('${PETSC_DIR}', self.installdir.petscDir))))
496    fd.write('\"-----------------------------------------\\n\";\n')
497    fd.write('static const char *petsclinkerinfo = \"\\n\"\n')
498    self.setCompilers.pushLanguage(self.languages.clanguage)
499    fd.write('\"Using C linker: %s\\n\"\n' % (escape(self.setCompilers.getLinker())))
500    self.setCompilers.popLanguage()
501    if hasattr(self.compilers, 'FC'):
502      self.setCompilers.pushLanguage('FC')
503      fd.write('\"Using Fortran linker: %s\\n\"\n' % (escape(self.setCompilers.getLinker())))
504      self.setCompilers.popLanguage()
505    fd.write('\"Using libraries: %s%s -L%s %s %s\\n\"\n' % (escape(self.setCompilers.CSharedLinkerFlag), escape(os.path.join(self.installdir.petscDir, self.installdir.petscArch, 'lib')), escape(os.path.join(self.installdir.petscDir, self.installdir.petscArch, 'lib')), escape(self.petsclib), escape(self.PETSC_EXTERNAL_LIB_BASIC)))
506    fd.write('\"-----------------------------------------\\n\";\n')
507    fd.close()
508    return
509
510  def configurePrefetch(self):
511    '''Sees if there are any prefetch functions supported'''
512    if config.setCompilers.Configure.isSolaris(self.log) or self.framework.argDB['with-ios'] or not self.framework.argDB['with-prefetch']:
513      self.addDefine('Prefetch(a,b,c)', ' ')
514      return
515    self.pushLanguage(self.languages.clanguage)
516    if self.checkLink('#include <xmmintrin.h>', 'void *v = 0;_mm_prefetch((const char*)v,_MM_HINT_NTA);\n'):
517      # The Intel Intrinsics manual [1] specifies the prototype
518      #
519      #   void _mm_prefetch(char const *a, int sel);
520      #
521      # but other vendors seem to insist on using subtly different
522      # prototypes, including void* for the pointer, and an enum for
523      # sel.  These are both reasonable changes, but negatively impact
524      # portability.
525      #
526      # [1] https://software.intel.com/file/6373
527      self.addDefine('HAVE_XMMINTRIN_H', 1)
528      self.addDefine('Prefetch(a,b,c)', '_mm_prefetch((const char*)(a),(c))')
529      self.addDefine('PREFETCH_HINT_NTA', '_MM_HINT_NTA')
530      self.addDefine('PREFETCH_HINT_T0',  '_MM_HINT_T0')
531      self.addDefine('PREFETCH_HINT_T1',  '_MM_HINT_T1')
532      self.addDefine('PREFETCH_HINT_T2',  '_MM_HINT_T2')
533    elif self.checkLink('#include <xmmintrin.h>', 'void *v = 0;_mm_prefetch(v,_MM_HINT_NTA);\n'):
534      self.addDefine('HAVE_XMMINTRIN_H', 1)
535      self.addDefine('Prefetch(a,b,c)', '_mm_prefetch((const void*)(a),(c))')
536      self.addDefine('PREFETCH_HINT_NTA', '_MM_HINT_NTA')
537      self.addDefine('PREFETCH_HINT_T0',  '_MM_HINT_T0')
538      self.addDefine('PREFETCH_HINT_T1',  '_MM_HINT_T1')
539      self.addDefine('PREFETCH_HINT_T2',  '_MM_HINT_T2')
540    elif self.checkLink('', 'void *v = 0;__builtin_prefetch(v,0,0);\n'):
541      # From GCC docs: void __builtin_prefetch(const void *addr,int rw,int locality)
542      #
543      #   The value of rw is a compile-time constant one or zero; one
544      #   means that the prefetch is preparing for a write to the memory
545      #   address and zero, the default, means that the prefetch is
546      #   preparing for a read. The value locality must be a compile-time
547      #   constant integer between zero and three. A value of zero means
548      #   that the data has no temporal locality, so it need not be left
549      #   in the cache after the access. A value of three means that the
550      #   data has a high degree of temporal locality and should be left
551      #   in all levels of cache possible. Values of one and two mean,
552      #   respectively, a low or moderate degree of temporal locality.
553      #
554      # Here we adopt Intel's x86/x86-64 naming scheme for the locality
555      # hints.  Using macros for these values in necessary since some
556      # compilers require an enum.
557      self.addDefine('Prefetch(a,b,c)', '__builtin_prefetch((a),(b),(c))')
558      self.addDefine('PREFETCH_HINT_NTA', '0')
559      self.addDefine('PREFETCH_HINT_T0',  '3')
560      self.addDefine('PREFETCH_HINT_T1',  '2')
561      self.addDefine('PREFETCH_HINT_T2',  '1')
562    else:
563      self.addDefine('Prefetch(a,b,c)', ' ')
564    self.popLanguage()
565
566  def configureAtoll(self):
567    '''Checks if atoll exists'''
568    if self.checkLink('#define _POSIX_C_SOURCE 200112L\n#include <stdlib.h>','long v = atoll("25")') or self.checkLink ('#include <stdlib.h>','long v = atoll("25")'):
569       self.addDefine('HAVE_ATOLL', '1')
570
571  def configureUnused(self):
572    '''Sees if __attribute((unused)) is supported'''
573    if self.framework.argDB['with-ios']:
574      self.addDefine('UNUSED', ' ')
575      return
576    self.pushLanguage(self.languages.clanguage)
577    if self.checkLink('__attribute((unused)) static int myfunc(__attribute((unused)) void *name){ return 1;}', 'int i = 0;\nint j = myfunc(&i);\ntypedef void* atype;\n__attribute((unused))  atype a;\n'):
578      self.addDefine('UNUSED', '__attribute((unused))')
579    else:
580      self.addDefine('UNUSED', ' ')
581    self.popLanguage()
582
583  def configureIsatty(self):
584    '''Check if the Unix C function isatty() works correctly
585       Actually just assumes it does not work correctly on batch systems'''
586    if not self.framework.argDB['with-batch']:
587      self.addDefine('USE_ISATTY',1)
588
589  def configureDeprecated(self):
590    '''Check if __attribute((deprecated)) is supported'''
591    self.pushLanguage(self.languages.clanguage)
592    ## Recent versions of gcc and clang support __attribute((deprecated("string argument"))), which is very useful, but
593    ## Intel has conspired to make a supremely environment-sensitive compiler.  The Intel compiler looks at the gcc
594    ## executable in the environment to determine the language compatibility that it should attempt to emulate.  Some
595    ## important Cray installations have built PETSc using the Intel compiler, but with a newer gcc module loaded (e.g.,
596    ## 4.7).  Thus at PETSc configure time, the Intel compiler decides to support the string argument, but the gcc
597    ## found in the default user environment is older and does not support the argument.  If GCC and Intel were cool
598    ## like Clang and supported __has_attribute, we could avoid configure tests entirely, but they don't.  And that is
599    ## why we can't have nice things.
600    #
601    # if self.checkCompile("""__attribute((deprecated("Why you shouldn't use myfunc"))) static int myfunc(void) { return 1;}""", ''):
602    #   self.addDefine('DEPRECATED_FUNCTION(why)', '__attribute((deprecated(why)))')
603    #   self.addDefine('DEPRECATED_TYPEDEF(why)', '__attribute((deprecated(why)))')
604    if self.checkCompile("""__attribute((deprecated)) static int myfunc(void) { return 1;}""", ''):
605      self.addDefine('DEPRECATED_FUNCTION(why)', '__attribute((deprecated))')
606      self.addDefine('DEPRECATED_TYPEDEF(why)', '__attribute((deprecated))')
607    else:
608      self.addDefine('DEPRECATED_FUNCTION(why)', ' ')
609      self.addDefine('DEPRECATED_TYPEDEF(why)', ' ')
610    if self.checkCompile("""enum E {oldval __attribute((deprecated)), newval };""", ''):
611      self.addDefine('DEPRECATED_ENUM(why)', '__attribute((deprecated))')
612    else:
613      self.addDefine('DEPRECATED_ENUM(why)', ' ')
614    # I was unable to make a CPP macro that takes the old and new values as separate arguments and builds the message needed by _Pragma
615    # hence the deprecation message is handled as it is
616    if self.checkCompile('#define TEST _Pragma("GCC warning \"Testing _Pragma\"") value'):
617      self.addDefine('DEPRECATED_MACRO(why)', '_Pragma(why)')
618    else:
619      self.addDefine('DEPRECATED_MACRO(why)', ' ')
620    self.popLanguage()
621
622  def configureAlign(self):
623    '''Check if __attribute(aligned) is supported'''
624    code = '''\
625struct mystruct {int myint;} __attribute((aligned(16)));
626char assert_aligned[(sizeof(struct mystruct)==16)*2-1];
627'''
628    self.pushLanguage(self.languages.clanguage)
629    if self.checkCompile(code):
630      self.addDefine('ATTRIBUTEALIGNED(size)', '__attribute((aligned(size)))')
631      self.addDefine('HAVE_ATTRIBUTEALIGNED', 1)
632    else:
633      self.framework.logPrint('Incorrect attribute(aligned)')
634      self.addDefine('ATTRIBUTEALIGNED(size)', ' ')
635    self.popLanguage()
636    return
637
638  def configureExpect(self):
639    '''Sees if the __builtin_expect directive is supported'''
640    self.pushLanguage(self.languages.clanguage)
641    if self.checkLink('', 'if (__builtin_expect(0,1)) return 1;'):
642      self.addDefine('HAVE_BUILTIN_EXPECT', 1)
643    self.popLanguage()
644
645  def configureFunctionName(self):
646    '''Sees if the compiler supports __func__ or a variant.'''
647    def getFunctionName(lang):
648      name = '"unknown"'
649      self.pushLanguage(lang)
650      for fname in ['__func__','__FUNCTION__','__extension__ __func__']:
651        code = "if ("+fname+"[0] != 'm') return 1;"
652        if self.checkCompile('',code) and self.checkLink('',code):
653          name = fname
654          break
655      self.popLanguage()
656      return name
657    langs = []
658
659    self.addDefine('FUNCTION_NAME_C', getFunctionName('C'))
660    if hasattr(self.compilers, 'CXX'):
661      self.addDefine('FUNCTION_NAME_CXX', getFunctionName('Cxx'))
662
663  def configureIntptrt(self):
664    '''Determine what to use for uintptr_t'''
665    def staticAssertSizeMatchesVoidStar(inc,typename):
666      # The declaration is an error if either array size is negative.
667      # It should be okay to use an int that is too large, but it would be very unlikely for this to be the case
668      return self.checkCompile(inc, ('#define STATIC_ASSERT(cond) char negative_length_if_false[2*(!!(cond))-1]\n'
669                                     + 'STATIC_ASSERT(sizeof(void*) == sizeof(%s));'%typename))
670    self.pushLanguage(self.languages.clanguage)
671    if self.checkCompile('#include <stdint.h>', 'int x; uintptr_t i = (uintptr_t)&x;'):
672      self.addDefine('UINTPTR_T', 'uintptr_t')
673    elif staticAssertSizeMatchesVoidStar('','unsigned long long'):
674      self.addDefine('UINTPTR_T', 'unsigned long long')
675    elif staticAssertSizeMatchesVoidStar('#include <stdlib.h>','size_t') or staticAssertSizeMatchesVoidStar('#include <string.h>', 'size_t'):
676      self.addDefine('UINTPTR_T', 'size_t')
677    elif staticAssertSizeMatchesVoidStar('','unsigned long'):
678      self.addDefine('UINTPTR_T', 'unsigned long')
679    elif staticAssertSizeMatchesVoidStar('','unsigned'):
680      self.addDefine('UINTPTR_T', 'unsigned')
681    else:
682      raise RuntimeError('Could not find any unsigned integer type matching void*')
683    self.popLanguage()
684
685  def configureRTLDDefault(self):
686    if self.checkCompile('#include <dlfcn.h>\n void *ptr =  RTLD_DEFAULT;'):
687      self.addDefine('RTLD_DEFAULT','1')
688    return
689
690  def configureSolaris(self):
691    '''Solaris specific stuff'''
692    if os.path.isdir(os.path.join('/usr','ucblib')):
693      try:
694        flag = getattr(self.setCompilers, self.language[-1]+'SharedLinkerFlag')
695      except AttributeError:
696        flag = None
697      if flag is None:
698        self.compilers.LIBS += ' -L/usr/ucblib'
699      else:
700        self.compilers.LIBS += ' '+flag+'/usr/ucblib'
701    return
702
703  def configureLinux(self):
704    '''Linux specific stuff'''
705    # TODO: Test for this by mallocing an odd number of floats and checking the address
706    self.addDefine('HAVE_DOUBLE_ALIGN_MALLOC', 1)
707    return
708
709  def configureWin32(self):
710    '''Win32 non-cygwin specific stuff'''
711    kernel32=0
712    if self.libraries.add('Kernel32.lib','GetComputerName',prototype='#include <windows.h>', call='GetComputerName(NULL,NULL);'):
713      self.addDefine('HAVE_WINDOWS_H',1)
714      self.addDefine('HAVE_GETCOMPUTERNAME',1)
715      kernel32=1
716    elif self.libraries.add('kernel32','GetComputerName',prototype='#include <windows.h>', call='GetComputerName(NULL,NULL);'):
717      self.addDefine('HAVE_WINDOWS_H',1)
718      self.addDefine('HAVE_GETCOMPUTERNAME',1)
719      kernel32=1
720    if kernel32:
721      if self.framework.argDB['with-windows-graphics']:
722        self.addDefine('USE_WINDOWS_GRAPHICS',1)
723      if self.checkLink('#include <windows.h>','LoadLibrary(0)'):
724        self.addDefine('HAVE_LOADLIBRARY',1)
725      if self.checkLink('#include <windows.h>','GetProcAddress(0,0)'):
726        self.addDefine('HAVE_GETPROCADDRESS',1)
727      if self.checkLink('#include <windows.h>','FreeLibrary(0)'):
728        self.addDefine('HAVE_FREELIBRARY',1)
729      if self.checkLink('#include <windows.h>','GetLastError()'):
730        self.addDefine('HAVE_GETLASTERROR',1)
731      if self.checkLink('#include <windows.h>','SetLastError(0)'):
732        self.addDefine('HAVE_SETLASTERROR',1)
733      if self.checkLink('#include <windows.h>\n','QueryPerformanceCounter(0);\n'):
734        self.addDefine('USE_MICROSOFT_TIME',1)
735    if self.libraries.add('Advapi32.lib','GetUserName',prototype='#include <windows.h>', call='GetUserName(NULL,NULL);'):
736      self.addDefine('HAVE_GET_USER_NAME',1)
737    elif self.libraries.add('advapi32','GetUserName',prototype='#include <windows.h>', call='GetUserName(NULL,NULL);'):
738      self.addDefine('HAVE_GET_USER_NAME',1)
739
740    if not self.libraries.add('User32.lib','GetDC',prototype='#include <windows.h>',call='GetDC(0);'):
741      self.libraries.add('user32','GetDC',prototype='#include <windows.h>',call='GetDC(0);')
742    if not self.libraries.add('Gdi32.lib','CreateCompatibleDC',prototype='#include <windows.h>',call='CreateCompatibleDC(0);'):
743      self.libraries.add('gdi32','CreateCompatibleDC',prototype='#include <windows.h>',call='CreateCompatibleDC(0);')
744
745    self.types.check('int32_t', 'int')
746    if not self.checkCompile('#include <sys/types.h>\n','uid_t u;\n'):
747      self.addTypedef('int', 'uid_t')
748      self.addTypedef('int', 'gid_t')
749    if not self.checkLink('#if defined(PETSC_HAVE_UNISTD_H)\n#include <unistd.h>\n#endif\n','int a=R_OK;\n'):
750      self.framework.addDefine('R_OK', '04')
751      self.framework.addDefine('W_OK', '02')
752      self.framework.addDefine('X_OK', '01')
753    if not self.checkLink('#include <sys/stat.h>\n','int a=0;\nif (S_ISDIR(a)){}\n'):
754      self.framework.addDefine('S_ISREG(a)', '(((a)&_S_IFMT) == _S_IFREG)')
755      self.framework.addDefine('S_ISDIR(a)', '(((a)&_S_IFMT) == _S_IFDIR)')
756    if self.checkCompile('#include <windows.h>\n','LARGE_INTEGER a;\nDWORD b=a.u.HighPart;\n'):
757      self.addDefine('HAVE_LARGE_INTEGER_U',1)
758
759    # Windows requires a Binary file creation flag when creating/opening binary files.  Is a better test in order?
760    if self.checkCompile('#include <windows.h>\n#include <fcntl.h>\n', 'int flags = O_BINARY;'):
761      self.addDefine('HAVE_O_BINARY',1)
762
763    if self.compilers.CC.find('win32fe') >= 0:
764      self.addDefine('HAVE_WINDOWS_COMPILERS',1)
765      self.addDefine('DIR_SEPARATOR','\'\\\\\'')
766      self.addDefine('REPLACE_DIR_SEPARATOR','\'/\'')
767      self.addDefine('CANNOT_START_DEBUGGER',1)
768      (petscdir,error,status) = self.executeShellCommand('cygpath -w '+self.installdir.petscDir, log = self.log)
769      self.addDefine('DIR','"'+petscdir.replace('\\','\\\\')+'"')
770      (petscdir,error,status) = self.executeShellCommand('cygpath -m '+self.installdir.petscDir, log = self.log)
771      self.addMakeMacro('wPETSC_DIR',petscdir)
772      if self.dataFilesPath.datafilespath:
773        (datafilespath,error,status) = self.executeShellCommand('cygpath -m '+self.dataFilesPath.datafilespath, log = self.log)
774        self.addMakeMacro('DATAFILESPATH',datafilespath)
775
776    else:
777      self.addDefine('REPLACE_DIR_SEPARATOR','\'\\\\\'')
778      self.addDefine('DIR_SEPARATOR','\'/\'')
779      self.addDefine('DIR','"'+self.installdir.petscDir+'"')
780      self.addMakeMacro('wPETSC_DIR',self.installdir.petscDir)
781      if self.dataFilesPath.datafilespath:
782        self.addMakeMacro('DATAFILESPATH',self.dataFilesPath.datafilespath)
783    self.addDefine('ARCH','"'+self.installdir.petscArch+'"')
784    return
785
786#-----------------------------------------------------------------------------------------------------
787  def configureCygwinBrokenPipe(self):
788    '''Cygwin version <= 1.7.18 had issues with pipes and long commands invoked from gnu-make
789    http://cygwin.com/ml/cygwin/2013-05/msg00340.html '''
790    if config.setCompilers.Configure.isCygwin(self.log):
791      import platform
792      import re
793      r=re.compile("([0-9]+).([0-9]+).([0-9]+)")
794      m=r.match(platform.release())
795      major=int(m.group(1))
796      minor=int(m.group(2))
797      subminor=int(m.group(3))
798      if ((major < 1) or (major == 1 and minor < 7) or (major == 1 and minor == 7 and subminor <= 18)):
799        self.addMakeMacro('PETSC_CYGWIN_BROKEN_PIPE','1')
800    return
801
802#-----------------------------------------------------------------------------------------------------
803  def configureDefaultArch(self):
804    conffile = os.path.join('lib','petsc','conf', 'petscvariables')
805    if self.framework.argDB['with-default-arch']:
806      fd = open(conffile, 'w')
807      fd.write('PETSC_ARCH='+self.arch.arch+'\n')
808      fd.write('PETSC_DIR='+self.petscdir.dir+'\n')
809      fd.write('include '+os.path.join('$(PETSC_DIR)','$(PETSC_ARCH)','lib','petsc','conf','petscvariables')+'\n')
810      fd.close()
811      self.framework.actions.addArgument('PETSc', 'Build', 'Set default architecture to '+self.arch.arch+' in '+conffile)
812    elif os.path.isfile(conffile):
813      try:
814        os.unlink(conffile)
815      except:
816        raise RuntimeError('Unable to remove file '+conffile+'. Did a different user create it?')
817    return
818
819#-----------------------------------------------------------------------------------------------------
820  def configureScript(self):
821    '''Output a script in the conf directory which will reproduce the configuration'''
822    import nargs
823    import sys
824    scriptName = os.path.join(self.arch.arch,'lib','petsc','conf', 'reconfigure-'+self.arch.arch+'.py')
825    args = dict([(nargs.Arg.parseArgument(arg)[0], arg) for arg in self.framework.clArgs])
826    if 'with-clean' in args:
827      del args['with-clean']
828    if 'force' in args:
829      del args['force']
830    if 'configModules' in args:
831      if nargs.Arg.parseArgument(args['configModules'])[1] == 'PETSc.Configure':
832        del args['configModules']
833    if 'optionsModule' in args:
834      if nargs.Arg.parseArgument(args['optionsModule'])[1] == 'config.compilerOptions':
835        del args['optionsModule']
836    if not 'PETSC_ARCH' in args:
837      args['PETSC_ARCH'] = 'PETSC_ARCH='+str(self.arch.arch)
838    f = open(scriptName, 'w')
839    f.write('#!'+sys.executable+'\n')
840    f.write('if __name__ == \'__main__\':\n')
841    f.write('  import sys\n')
842    f.write('  import os\n')
843    f.write('  sys.path.insert(0, os.path.abspath(\'config\'))\n')
844    f.write('  import configure\n')
845    # pretty print repr(args.values())
846    f.write('  configure_options = [\n')
847    for itm in sorted(args.values()):
848      f.write('    \''+str(itm)+'\',\n')
849    f.write('  ]\n')
850    f.write('  configure.petsc_configure(configure_options)\n')
851    f.close()
852    try:
853      os.chmod(scriptName, 0o775)
854    except OSError as e:
855      self.framework.logPrint('Unable to make reconfigure script executable:\n'+str(e))
856    self.framework.actions.addArgument('PETSc', 'File creation', 'Created '+scriptName+' for automatic reconfiguration')
857    return
858
859  def configureInstall(self):
860    '''Setup the directories for installation'''
861    if self.framework.argDB['prefix']:
862      self.addMakeRule('print_mesg_after_build','',['-@echo "Now to install the libraries do:"',\
863                                              '-@echo "'+self.installdir.installSudo+'make PETSC_DIR=${PETSC_DIR} PETSC_ARCH=${PETSC_ARCH} install"',\
864                                              '-@echo "========================================="'])
865    else:
866      self.addMakeRule('print_mesg_after_build','',['-@echo "Now to check if the libraries are working do:"',\
867                                              '-@echo "make PETSC_DIR=${PETSC_DIR} PETSC_ARCH=${PETSC_ARCH} check"',\
868                                              '-@echo "========================================="'])
869      return
870
871  def configureGCOV(self):
872    if self.framework.argDB['with-gcov']:
873      self.addDefine('USE_GCOV','1')
874    return
875
876  def postProcessPackages(self):
877    postPackages=[]
878    for i in self.framework.packages:
879      if hasattr(i,'postProcess'): postPackages.append(i)
880    if postPackages:
881      # ctetgen needs petsc conf files. so attempt to create them early
882      self.framework.dumpConfFiles()
883      # tacky fix for dependency of Aluimia on Pflotran; requested via petsc-dev Matt provide a correct fix
884      for i in postPackages:
885        if i.name.upper() in ['PFLOTRAN']:
886          i.postProcess()
887          postPackages.remove(i)
888      for i in postPackages: i.postProcess()
889      for i in postPackages:
890        if i.installedpetsc:
891          self.installed = 1
892          break
893    return
894
895  def configure(self):
896    if 'package-prefix-hash' in self.argDB:
897      # turn off prefix if it was only used to for installing external packages.
898      self.framework.argDB['prefix'] = ''
899      self.dir = os.path.abspath(os.path.join(self.petscdir.dir, self.arch.arch))
900      self.installdir.dir = self.dir
901      self.installdir.petscDir = self.petscdir.dir
902      self.petscDir = self.petscdir.dir
903      self.petscArch = self.arch.arch
904      self.addMakeMacro('PREFIXDIR',self.dir)
905      self.confDir = os.path.abspath(os.path.join(self.petscdir.dir, self.arch.arch))
906
907    if not os.path.samefile(self.petscdir.dir, os.getcwd()):
908      raise RuntimeError('Wrong PETSC_DIR option specified: '+str(self.petscdir.dir) + '\n  Configure invoked in: '+os.path.realpath(os.getcwd()))
909    if self.framework.argDB['prefix'] and os.path.isdir(self.framework.argDB['prefix']) and os.path.samefile(self.framework.argDB['prefix'],self.petscdir.dir):
910      raise RuntimeError('Incorrect option --prefix='+self.framework.argDB['prefix']+' specified. It cannot be same as PETSC_DIR!')
911    if self.framework.argDB['prefix'] and self.framework.argDB['prefix'].find(' ') > -1:
912      raise RuntimeError('Your --prefix '+self.framework.argDB['prefix']+' has spaces in it; this is not allowed.\n Use a --prefix that does not have spaces in it')
913    if self.framework.argDB['prefix'] and os.path.isdir(self.framework.argDB['prefix']) and os.path.samefile(self.framework.argDB['prefix'],os.path.join(self.petscdir.dir,self.arch.arch)):
914      raise RuntimeError('Incorrect option --prefix='+self.framework.argDB['prefix']+' specified. It cannot be same as PETSC_DIR/PETSC_ARCH!')
915    self.framework.header          = os.path.join(self.arch.arch,'include','petscconf.h')
916    self.framework.cHeader         = os.path.join(self.arch.arch,'include','petscfix.h')
917    self.framework.pkgheader       = os.path.join(self.arch.arch,'include','petscpkg_version.h')
918    self.framework.makeMacroHeader = os.path.join(self.arch.arch,'lib','petsc','conf','petscvariables')
919    self.framework.makeRuleHeader  = os.path.join(self.arch.arch,'lib','petsc','conf','petscrules')
920    if self.libraries.math is None:
921      raise RuntimeError('PETSc requires a functional math library. Please send configure.log to petsc-maint@mcs.anl.gov.')
922    if self.languages.clanguage == 'Cxx' and not hasattr(self.compilers, 'CXX'):
923      raise RuntimeError('Cannot set C language to C++ without a functional C++ compiler.')
924    self.executeTest(self.configureRTLDDefault)
925    self.executeTest(self.configurePrefetch)
926    self.executeTest(self.configureUnused)
927    self.executeTest(self.configureDeprecated)
928    self.executeTest(self.configureIsatty)
929    self.executeTest(self.configureExpect);
930    self.executeTest(self.configureAlign);
931    self.executeTest(self.configureFunctionName);
932    self.executeTest(self.configureIntptrt);
933    self.executeTest(self.configureSolaris)
934    self.executeTest(self.configureLinux)
935    self.executeTest(self.configureWin32)
936    self.executeTest(self.configureCygwinBrokenPipe)
937    self.executeTest(self.configureDefaultArch)
938    self.executeTest(self.configureScript)
939    self.executeTest(self.configureInstall)
940    self.executeTest(self.configureGCOV)
941    self.executeTest(self.configureAtoll)
942
943    self.Dump()
944    self.dumpConfigInfo()
945    self.dumpMachineInfo()
946    # need to save the current state of BuildSystem so that postProcess() packages can read it in and perhaps run make install
947    self.framework.storeSubstitutions(self.framework.argDB)
948    self.framework.argDB['configureCache'] = pickle.dumps(self.framework)
949    self.framework.argDB.save(force = True)
950    self.DumpPkgconfig()
951    self.DumpModule()
952    self.postProcessPackages()
953    self.framework.log.write('================================================================================\n')
954    self.logClear()
955    return
956