xref: /petsc/config/PETSc/Configure.py (revision efa12513287cff49a2b9648ae83199dcbfaad71a)
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 = ['  Using GNU make: ' + self.make.make]
18    if not self.installed:
19      desc.append('xxx=========================================================================xxx')
20      desc.append(' Configure stage complete. Now build PETSc libraries with:')
21      desc.append('   %s PETSC_DIR=%s PETSC_ARCH=%s all' % (self.make.make_user, self.petscdir.dir, self.arch.arch))
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','fpresetsticky','fpsetsticky']
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, petsc_pc):
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    with open(os.path.join(self.petscdir.dir,self.arch.arch,'lib','pkgconfig',petsc_pc),'w') as fd:
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      with self.setCompilers.Language('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      if hasattr(self.compilers, 'CXX'):
167        with self.setCompilers.Language('C++'):
168          fd.write('cxxcompiler='+self.setCompilers.getCompiler()+'\n')
169          fd.write('cxxflags_extra='+self.setCompilers.getCompilerFlags().strip()+'\n')
170      if hasattr(self.compilers, 'FC'):
171        with self.setCompilers.Language('FC'):
172          fd.write('fcompiler='+self.setCompilers.getCompiler()+'\n')
173          fd.write('fflags_extra='+self.setCompilers.getCompilerFlags().strip()+'\n')
174      if hasattr(self.compilers, 'CUDAC'):
175        with self.setCompilers.Language('CUDA'):
176          fd.write('cudacompiler='+self.setCompilers.getCompiler()+'\n')
177          fd.write('cudaflags_extra='+self.setCompilers.getCompilerFlags().strip()+'\n')
178          p = self.framework.require('config.packages.cuda')
179          fd.write('cudalib='+self.libraries.toStringNoDupes(p.lib)+'\n')
180          fd.write('cudainclude='+self.headers.toStringNoDupes(p.include)+'\n')
181          if hasattr(self.setCompilers,'CUDA_CXX'):
182            fd.write('cuda_cxx='+self.setCompilers.CUDA_CXX+'\n')
183            fd.write('cuda_cxxflags='+self.setCompilers.CUDA_CXXFLAGS+'\n')
184
185      fd.write('\n')
186      fd.write('Name: PETSc\n')
187      fd.write('Description: Library to solve ODEs and algebraic equations\n')
188      fd.write('Version: %s\n' % self.petscdir.version)
189      fd.write('Cflags: ' + ' '.join([self.setCompilers.CPPFLAGS] + cflags_inc) + '\n')
190      fd.write('Libs: '+self.libraries.toStringNoDupes(['-L${libdir}', self.petsclib], with_rpath=False)+'\n')
191      # Remove RPATH flags from library list.  User can add them using
192      # pkg-config --variable=ldflag_rpath and pkg-config --libs-only-L
193      fd.write('Libs.private: '+self.libraries.toStringNoDupes([f for f in self.packagelibs+self.complibs if not f.startswith(self.setCompilers.CSharedLinkerFlag)], with_rpath=False)+'\n')
194    return
195
196  def DumpModule(self):
197    ''' Create a module file '''
198    if not os.path.exists(os.path.join(self.petscdir.dir,self.arch.arch,'lib','petsc','conf','modules')):
199      os.makedirs(os.path.join(self.petscdir.dir,self.arch.arch,'lib','petsc','conf','modules'))
200    if not os.path.exists(os.path.join(self.petscdir.dir,self.arch.arch,'lib','petsc','conf','modules','petsc')):
201      os.makedirs(os.path.join(self.petscdir.dir,self.arch.arch,'lib','petsc','conf','modules','petsc'))
202    if self.framework.argDB['prefix']:
203      installdir  = self.installdir.dir
204      installarch = ''
205      installpath = os.path.join(installdir,'bin')
206    else:
207      installdir  = self.petscdir.dir
208      installarch = self.arch.arch
209      installpath = os.path.join(installdir,installarch,'bin')+':'+os.path.join(installdir,'bin')
210    fd = open(os.path.join(self.petscdir.dir,self.arch.arch,'lib','petsc','conf','modules','petsc',self.petscdir.version),'w')
211    fd.write('''\
212#%%Module
213
214proc ModulesHelp { } {
215    puts stderr "This module sets the path and environment variables for petsc-%s"
216    puts stderr "     see https://www.mcs.anl.gov/petsc/ for more information      "
217    puts stderr ""
218}
219module-whatis "PETSc - Portable, Extensible Toolkit for Scientific Computation"
220
221set petsc_dir   "%s"
222set petsc_arch  "%s"
223
224setenv PETSC_ARCH "$petsc_arch"
225setenv PETSC_DIR "$petsc_dir"
226prepend-path PATH "%s"
227''' % (self.petscdir.version, installdir, installarch, installpath))
228    fd.close()
229    return
230
231  def Dump(self):
232    ''' Actually put the values into the configuration files '''
233    # eventually everything between -- should be gone
234    if self.mpi.usingMPIUni:
235      #
236      # Remove any MPI/MPICH include files that may have been put here by previous runs of ./configure
237      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)
238
239    self.logPrintDivider()
240    # Test for compiler-specific macros that need to be defined.
241    if self.setCompilers.isCrayVector('CC', self.log):
242      self.addDefine('HAVE_CRAY_VECTOR','1')
243
244    if self.functions.haveFunction('gethostbyname') and self.functions.haveFunction('socket') and self.headers.haveHeader('netinet/in.h'):
245      self.addDefine('USE_SOCKET_VIEWER','1')
246      if self.checkCompile('#include <sys/socket.h>','setsockopt(0,SOL_SOCKET,SO_REUSEADDR,0,0)'):
247        self.addDefine('HAVE_SO_REUSEADDR','1')
248
249    self.logPrintDivider()
250    self.setCompilers.pushLanguage('C')
251    compiler = self.setCompilers.getCompiler()
252    if compiler.endswith('mpicc') or compiler.endswith('mpiicc'):
253      try:
254        output   = self.executeShellCommand(compiler + ' -show', log = self.log)[0]
255        compiler = output.split(' ')[0]
256        self.addDefine('MPICC_SHOW','"'+output.strip().replace('\n','\\\\n')+'"')
257      except:
258        self.addDefine('MPICC_SHOW','"Unavailable"')
259    else:
260      self.addDefine('MPICC_SHOW','"Unavailable"')
261    self.setCompilers.popLanguage()
262#-----------------------------------------------------------------------------------------------------
263
264    # Sometimes we need C compiler, even if built with C++
265    self.setCompilers.pushLanguage('C')
266    self.addMakeMacro('CC_FLAGS',self.setCompilers.getCompilerFlags())
267    self.setCompilers.popLanguage()
268
269    # And sometimes we need a C++ compiler even when PETSc is built with C
270    if hasattr(self.compilers, 'CXX'):
271      self.setCompilers.pushLanguage('Cxx')
272      self.addDefine('HAVE_CXX','1')
273      self.addMakeMacro('CXXPP_FLAGS',self.setCompilers.CXXPPFLAGS)
274      self.addMakeMacro('CXX_FLAGS',self.setCompilers.getCompilerFlags())
275      cxx_linker = self.setCompilers.getLinker()
276      self.addMakeMacro('CXX_LINKER',cxx_linker)
277      self.addMakeMacro('CXX_LINKER_FLAGS',self.setCompilers.getLinkerFlags())
278      self.setCompilers.popLanguage()
279
280    # C preprocessor values
281    self.addMakeMacro('CPP_FLAGS',self.setCompilers.CPPFLAGS)
282
283    # compiler values
284    self.setCompilers.pushLanguage(self.languages.clanguage)
285    self.addMakeMacro('PCC',self.setCompilers.getCompiler())
286    self.addMakeMacro('PCC_FLAGS',self.setCompilers.getCompilerFlags())
287    self.addMakeMacro('PCPP_FLAGS',getattr(self.setCompilers,self.languages.clanguage.upper()+'PPFLAGS'))
288    self.addMakeMacro('PFLAGS','${'+self.languages.clanguage.upper()+'FLAGS}')
289    self.addMakeMacro('PPPFLAGS','${'+self.languages.clanguage.upper()+'PPFLAGS}')
290    # ugly work-around for python3 distutils parse_makefile() issue with the above 2 lines
291    self.addMakeMacro('PY_'+self.languages.clanguage.upper()+'FLAGS','')
292    self.addMakeMacro('PY_'+self.languages.clanguage.upper()+'PPFLAGS','')
293    self.setCompilers.popLanguage()
294    # .o or .obj
295    self.addMakeMacro('CC_SUFFIX','o')
296
297    # executable linker values
298    self.setCompilers.pushLanguage(self.languages.clanguage)
299    pcc_linker = self.setCompilers.getLinker()
300    self.addMakeMacro('PCC_LINKER',pcc_linker)
301    self.addMakeMacro('PCC_LINKER_FLAGS',self.setCompilers.getLinkerFlags())
302    self.setCompilers.popLanguage()
303    # '' for Unix, .exe for Windows
304    self.addMakeMacro('CC_LINKER_SUFFIX','')
305
306    if hasattr(self.compilers, 'FC'):
307      if self.framework.argDB['with-fortran-bindings']:
308        if not self.fortran.fortranIsF90:
309          raise RuntimeError('Error! Fortran compiler "'+self.compilers.FC+'" does not support F90! PETSc fortran bindings require a F90 compiler')
310        self.addDefine('HAVE_FORTRAN','1')
311      self.setCompilers.pushLanguage('FC')
312      # need FPPFLAGS in config/setCompilers
313      self.addMakeMacro('FPP_FLAGS',self.setCompilers.FPPFLAGS)
314
315      # compiler values
316      self.addMakeMacro('FC_FLAGS',self.setCompilers.getCompilerFlags())
317      self.setCompilers.popLanguage()
318      # .o or .obj
319      self.addMakeMacro('FC_SUFFIX','o')
320
321      # executable linker values
322      self.setCompilers.pushLanguage('FC')
323      self.addMakeMacro('FC_LINKER',self.setCompilers.getLinker())
324      self.addMakeMacro('FC_LINKER_FLAGS',self.setCompilers.getLinkerFlags())
325      # apple requires this shared library linker flag on SOME versions of the os
326      if self.setCompilers.getLinkerFlags().find('-Wl,-commons,use_dylibs') > -1:
327        self.addMakeMacro('DARWIN_COMMONS_USE_DYLIBS',' -Wl,-commons,use_dylibs ')
328      self.setCompilers.popLanguage()
329
330      # F90 Modules
331      if self.setCompilers.fortranModuleIncludeFlag:
332        self.addMakeMacro('FC_MODULE_FLAG', self.setCompilers.fortranModuleIncludeFlag)
333      else: # for non-f90 compilers like g77
334        self.addMakeMacro('FC_MODULE_FLAG', '-I')
335      if self.setCompilers.fortranModuleIncludeFlag:
336        self.addMakeMacro('FC_MODULE_OUTPUT_FLAG', self.setCompilers.fortranModuleOutputFlag)
337    else:
338      self.addMakeMacro('FC','')
339
340    if hasattr(self.compilers, 'CUDAC'):
341      self.setCompilers.pushLanguage('CUDA')
342      self.addMakeMacro('CUDAC_FLAGS',self.setCompilers.getCompilerFlags())
343      self.setCompilers.popLanguage()
344
345    if hasattr(self.compilers, 'HIPCC'):
346      self.setCompilers.pushLanguage('HIP')
347      self.addMakeMacro('HIPCC_FLAGS',self.setCompilers.getCompilerFlags())
348      self.setCompilers.popLanguage()
349
350    if hasattr(self.compilers, 'SYCLCXX'):
351      self.setCompilers.pushLanguage('SYCL')
352      self.addMakeMacro('SYCLCXX_FLAGS',self.setCompilers.getCompilerFlags())
353      self.setCompilers.popLanguage()
354
355    # shared library linker values
356    self.setCompilers.pushLanguage(self.languages.clanguage)
357    # need to fix BuildSystem to collect these separately
358    self.addMakeMacro('SL_LINKER',self.setCompilers.getLinker())
359    self.addMakeMacro('SL_LINKER_FLAGS','${PCC_LINKER_FLAGS}')
360    self.setCompilers.popLanguage()
361    # One of 'a', 'so', 'lib', 'dll', 'dylib' (perhaps others also?) depending on the library generator and architecture
362    # Note: . is not included in this macro, consistent with AR_LIB_SUFFIX
363    if self.setCompilers.sharedLibraryExt == self.setCompilers.AR_LIB_SUFFIX:
364      self.addMakeMacro('SL_LINKER_SUFFIX', '')
365      self.addDefine('SLSUFFIX','""')
366    else:
367      self.addMakeMacro('SL_LINKER_SUFFIX', self.setCompilers.sharedLibraryExt)
368      self.addDefine('SLSUFFIX','"'+self.setCompilers.sharedLibraryExt+'"')
369
370    self.addMakeMacro('SL_LINKER_LIBS','${PETSC_EXTERNAL_LIB_BASIC}')
371
372#-----------------------------------------------------------------------------------------------------
373
374    # CONLY or CPP. We should change the PETSc makefiles to do this better
375    if self.languages.clanguage == 'C': lang = 'CONLY'
376    else: lang = 'CXXONLY'
377    self.addMakeMacro('PETSC_LANGUAGE',lang)
378
379    # real or complex
380    self.addMakeMacro('PETSC_SCALAR',self.scalartypes.scalartype)
381    # double or float
382    self.addMakeMacro('PETSC_PRECISION',self.scalartypes.precision)
383
384    if self.framework.argDB['with-batch']:
385      self.addMakeMacro('PETSC_WITH_BATCH','1')
386
387#-----------------------------------------------------------------------------------------------------
388    # print include and lib for makefiles
389    self.logPrintDivider()
390    self.framework.packages.reverse()
391    petscincludes = [os.path.join(self.petscdir.dir,'include'),os.path.join(self.petscdir.dir,self.arch.arch,'include')]
392    petscincludes_install = [os.path.join(self.installdir.dir, 'include')] if self.framework.argDB['prefix'] else petscincludes
393    includes = []
394    self.packagelibs = []
395    for i in self.framework.packages:
396      if not i.required:
397        self.addDefine('HAVE_'+i.PACKAGE.replace('-','_'), 1)  # ONLY list package if it is used directly by PETSc (and not only by another package)
398      if not isinstance(i.lib, list):
399        i.lib = [i.lib]
400      if i.linkedbypetsc: self.packagelibs.extend(i.lib)
401      self.addMakeMacro(i.PACKAGE.replace('-','_')+'_LIB', self.libraries.toStringNoDupes(i.lib))
402      if hasattr(i,'include'):
403        if not isinstance(i.include,list):
404          i.include = [i.include]
405        includes.extend(i.include)
406        self.addMakeMacro(i.PACKAGE.replace('-','_')+'_INCLUDE',self.headers.toStringNoDupes(i.include))
407    if self.framework.argDB['with-single-library']:
408      self.petsclib = '-lpetsc'
409    else:
410      self.petsclib = '-lpetscts -lpetscsnes -lpetscksp -lpetscdm -lpetscmat -lpetscvec -lpetscsys'
411    self.complibs = self.compilers.flibs+self.compilers.cxxlibs+self.compilers.LIBS.split()
412    self.PETSC_WITH_EXTERNAL_LIB = self.libraries.toStringNoDupes(['-L${PETSC_DIR}/${PETSC_ARCH}/lib', self.petsclib]+self.packagelibs+self.complibs)
413    self.PETSC_EXTERNAL_LIB_BASIC = self.libraries.toStringNoDupes(self.packagelibs+self.complibs)
414
415    self.addMakeMacro('PETSC_EXTERNAL_LIB_BASIC',self.PETSC_EXTERNAL_LIB_BASIC)
416    allincludes = petscincludes + includes
417    allincludes_install = petscincludes_install + includes
418    self.PETSC_CC_INCLUDES = self.headers.toStringNoDupes(allincludes)
419    self.PETSC_CC_INCLUDES_INSTALL = self.headers.toStringNoDupes(allincludes_install)
420    self.addMakeMacro('PETSC_CC_INCLUDES',self.PETSC_CC_INCLUDES)
421    self.addMakeMacro('PETSC_CC_INCLUDES_INSTALL', self.PETSC_CC_INCLUDES_INSTALL)
422    if hasattr(self.compilers, 'FC'):
423      def modinc(includes):
424        return includes if self.fortran.fortranIsF90 else []
425      self.addMakeMacro('PETSC_FC_INCLUDES',self.headers.toStringNoDupes(allincludes,modinc(allincludes)))
426      self.addMakeMacro('PETSC_FC_INCLUDES_INSTALL',self.headers.toStringNoDupes(allincludes_install,modinc(allincludes_install)))
427
428    self.addDefine('LIB_DIR','"'+os.path.join(self.installdir.dir,'lib')+'"')
429
430    if self.framework.argDB['with-single-library']:
431      # overrides the values set in conf/variables
432      self.addMakeMacro('LIBNAME','${INSTALL_LIB_DIR}/libpetsc.${AR_LIB_SUFFIX}')
433      self.addMakeMacro('SHLIBS','libpetsc')
434      self.addMakeMacro('PETSC_LIB_BASIC','-lpetsc')
435      self.addMakeMacro('PETSC_KSP_LIB_BASIC','-lpetsc')
436      self.addMakeMacro('PETSC_TS_LIB_BASIC','-lpetsc')
437      self.addMakeMacro('PETSC_TAO_LIB_BASIC','-lpetsc')
438      self.addMakeMacro('PETSC_WITH_EXTERNAL_LIB',self.PETSC_WITH_EXTERNAL_LIB)
439      self.addDefine('USE_SINGLE_LIBRARY', '1')
440      if self.sharedlibraries.useShared:
441        self.addMakeMacro('PETSC_SYS_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
442        self.addMakeMacro('PETSC_VEC_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
443        self.addMakeMacro('PETSC_MAT_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
444        self.addMakeMacro('PETSC_DM_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
445        self.addMakeMacro('PETSC_KSP_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
446        self.addMakeMacro('PETSC_SNES_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
447        self.addMakeMacro('PETSC_TS_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
448        self.addMakeMacro('PETSC_TAO_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
449        self.addMakeMacro('PETSC_CHARACTERISTIC_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
450        self.addMakeMacro('PETSC_LIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
451        self.addMakeMacro('PETSC_CONTRIB','${C_SH_LIB_PATH} ${PETSC_WITH_EXTERNAL_LIB}')
452      else:
453        self.addMakeMacro('PETSC_SYS_LIB','${PETSC_WITH_EXTERNAL_LIB}')
454        self.addMakeMacro('PETSC_VEC_LIB','${PETSC_WITH_EXTERNAL_LIB}')
455        self.addMakeMacro('PETSC_MAT_LIB','${PETSC_WITH_EXTERNAL_LIB}')
456        self.addMakeMacro('PETSC_DM_LIB','${PETSC_WITH_EXTERNAL_LIB}')
457        self.addMakeMacro('PETSC_KSP_LIB','${PETSC_WITH_EXTERNAL_LIB}')
458        self.addMakeMacro('PETSC_SNES_LIB','${PETSC_WITH_EXTERNAL_LIB}')
459        self.addMakeMacro('PETSC_TS_LIB','${PETSC_WITH_EXTERNAL_LIB}')
460        self.addMakeMacro('PETSC_TAO_LIB','${PETSC_WITH_EXTERNAL_LIB}')
461        self.addMakeMacro('PETSC_CHARACTERISTIC_LIB','${PETSC_WITH_EXTERNAL_LIB}')
462        self.addMakeMacro('PETSC_LIB','${PETSC_WITH_EXTERNAL_LIB}')
463        self.addMakeMacro('PETSC_CONTRIB','${PETSC_WITH_EXTERNAL_LIB}')
464
465    if not os.path.exists(os.path.join(self.petscdir.dir,self.arch.arch,'lib')):
466      os.makedirs(os.path.join(self.petscdir.dir,self.arch.arch,'lib'))
467
468# add a makefile endtry for display
469    if self.framework.argDB['with-display']:
470      self.addMakeMacro('DISPLAY',self.framework.argDB['with-display'])
471
472    # add a makefile entry for configure options
473    self.addMakeMacro('CONFIGURE_OPTIONS', self.framework.getOptionsString(['configModules', 'optionsModule']).replace('\"','\\"'))
474    return
475
476  def dumpConfigInfo(self):
477    import time
478    fd = open(os.path.join(self.arch.arch,'include','petscconfiginfo.h'),'w')
479    fd.write('static const char *petscconfigureoptions = "'+self.framework.getOptionsString(['configModules', 'optionsModule']).replace('\"','\\"').replace('\\ ','\\\\ ')+'";\n')
480    fd.close()
481    return
482
483  def dumpMachineInfo(self):
484    import platform
485    import datetime
486    import time
487    import script
488    def escape(s):
489      return s.replace('"',r'\"').replace(r'\ ',r'\\ ') # novermin
490    fd = open(os.path.join(self.arch.arch,'include','petscmachineinfo.h'),'w')
491    fd.write('static const char *petscmachineinfo = \"\\n\"\n')
492    fd.write('\"-----------------------------------------\\n\"\n')
493    buildhost = platform.node()
494    if os.environ.get('SOURCE_DATE_EPOCH'):
495      buildhost = "reproducible"
496    buildtime = datetime.datetime.utcfromtimestamp(int(os.environ.get('SOURCE_DATE_EPOCH', time.time())))
497    fd.write('\"Libraries compiled on %s on %s \\n\"\n' % (buildtime, buildhost))
498    fd.write('\"Machine characteristics: %s\\n\"\n' % (platform.platform()))
499    fd.write('\"Using PETSc directory: %s\\n\"\n' % (escape(self.installdir.petscDir)))
500    fd.write('\"Using PETSc arch: %s\\n\"\n' % (escape(self.installdir.petscArch)))
501    fd.write('\"-----------------------------------------\\n\";\n')
502    fd.write('static const char *petsccompilerinfo = \"\\n\"\n')
503    self.setCompilers.pushLanguage(self.languages.clanguage)
504    fd.write('\"Using C compiler: %s %s \\n\"\n' % (escape(self.setCompilers.getCompiler()), escape(self.setCompilers.getCompilerFlags())))
505    self.setCompilers.popLanguage()
506    if hasattr(self.compilers, 'FC'):
507      self.setCompilers.pushLanguage('FC')
508      fd.write('\"Using Fortran compiler: %s %s  %s\\n\"\n' % (escape(self.setCompilers.getCompiler()), escape(self.setCompilers.getCompilerFlags()), escape(self.setCompilers.CPPFLAGS)))
509      self.setCompilers.popLanguage()
510    fd.write('\"-----------------------------------------\\n\";\n')
511    fd.write('static const char *petsccompilerflagsinfo = \"\\n\"\n')
512    fd.write('\"Using include paths: %s\\n\"\n' % (escape(self.PETSC_CC_INCLUDES_INSTALL.replace('${PETSC_DIR}', self.installdir.petscDir))))
513    fd.write('\"-----------------------------------------\\n\";\n')
514    fd.write('static const char *petsclinkerinfo = \"\\n\"\n')
515    self.setCompilers.pushLanguage(self.languages.clanguage)
516    fd.write('\"Using C linker: %s\\n\"\n' % (escape(self.setCompilers.getLinker())))
517    self.setCompilers.popLanguage()
518    if hasattr(self.compilers, 'FC'):
519      self.setCompilers.pushLanguage('FC')
520      fd.write('\"Using Fortran linker: %s\\n\"\n' % (escape(self.setCompilers.getLinker())))
521      self.setCompilers.popLanguage()
522    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)))
523    fd.write('\"-----------------------------------------\\n\";\n')
524    fd.close()
525    return
526
527  def configurePrefetch(self):
528    '''Sees if there are any prefetch functions supported'''
529    if config.setCompilers.Configure.isSolaris(self.log) or self.framework.argDB['with-ios'] or not self.framework.argDB['with-prefetch']:
530      self.addDefine('Prefetch(a,b,c)', ' ')
531      return
532    self.pushLanguage(self.languages.clanguage)
533    if self.checkLink('#include <xmmintrin.h>', 'void *v = 0;_mm_prefetch((const char*)v,_MM_HINT_NTA);\n'):
534      # The Intel Intrinsics manual [1] specifies the prototype
535      #
536      #   void _mm_prefetch(char const *a, int sel);
537      #
538      # but other vendors seem to insist on using subtly different
539      # prototypes, including void* for the pointer, and an enum for
540      # sel.  These are both reasonable changes, but negatively impact
541      # portability.
542      #
543      # [1] https://software.intel.com/file/6373
544      self.addDefine('HAVE_XMMINTRIN_H', 1)
545      self.addDefine('Prefetch(a,b,c)', '_mm_prefetch((const char*)(a),(c))')
546      self.addDefine('PREFETCH_HINT_NTA', '_MM_HINT_NTA')
547      self.addDefine('PREFETCH_HINT_T0',  '_MM_HINT_T0')
548      self.addDefine('PREFETCH_HINT_T1',  '_MM_HINT_T1')
549      self.addDefine('PREFETCH_HINT_T2',  '_MM_HINT_T2')
550    elif self.checkLink('#include <xmmintrin.h>', 'void *v = 0;_mm_prefetch(v,_MM_HINT_NTA);\n'):
551      self.addDefine('HAVE_XMMINTRIN_H', 1)
552      self.addDefine('Prefetch(a,b,c)', '_mm_prefetch((const void*)(a),(c))')
553      self.addDefine('PREFETCH_HINT_NTA', '_MM_HINT_NTA')
554      self.addDefine('PREFETCH_HINT_T0',  '_MM_HINT_T0')
555      self.addDefine('PREFETCH_HINT_T1',  '_MM_HINT_T1')
556      self.addDefine('PREFETCH_HINT_T2',  '_MM_HINT_T2')
557    elif self.checkLink('', 'void *v = 0;__builtin_prefetch(v,0,0);\n'):
558      # From GCC docs: void __builtin_prefetch(const void *addr,int rw,int locality)
559      #
560      #   The value of rw is a compile-time constant one or zero; one
561      #   means that the prefetch is preparing for a write to the memory
562      #   address and zero, the default, means that the prefetch is
563      #   preparing for a read. The value locality must be a compile-time
564      #   constant integer between zero and three. A value of zero means
565      #   that the data has no temporal locality, so it need not be left
566      #   in the cache after the access. A value of three means that the
567      #   data has a high degree of temporal locality and should be left
568      #   in all levels of cache possible. Values of one and two mean,
569      #   respectively, a low or moderate degree of temporal locality.
570      #
571      # Here we adopt Intel's x86/x86-64 naming scheme for the locality
572      # hints.  Using macros for these values in necessary since some
573      # compilers require an enum.
574      self.addDefine('Prefetch(a,b,c)', '__builtin_prefetch((a),(b),(c))')
575      self.addDefine('PREFETCH_HINT_NTA', '0')
576      self.addDefine('PREFETCH_HINT_T0',  '3')
577      self.addDefine('PREFETCH_HINT_T1',  '2')
578      self.addDefine('PREFETCH_HINT_T2',  '1')
579    else:
580      self.addDefine('Prefetch(a,b,c)', ' ')
581    self.popLanguage()
582
583  def delGenFiles(self):
584    '''Delete generated files'''
585    delfile = os.path.join(self.arch.arch,'lib','petsc','conf','files')
586    try:
587      os.unlink(delfile)
588    except: pass
589
590  def configureAtoll(self):
591    '''Checks if atoll exists'''
592    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")'):
593       self.addDefine('HAVE_ATOLL', '1')
594
595  def configureUnused(self):
596    '''Sees if __attribute((unused)) is supported'''
597    if self.framework.argDB['with-ios']:
598      self.addDefine('UNUSED', ' ')
599      return
600    self.pushLanguage(self.languages.clanguage)
601    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'):
602      self.addDefine('UNUSED', '__attribute((unused))')
603    else:
604      self.addDefine('UNUSED', ' ')
605    self.popLanguage()
606
607  def configureIsatty(self):
608    '''Check if the Unix C function isatty() works correctly
609       Actually just assumes it does not work correctly on batch systems'''
610    if not self.framework.argDB['with-batch']:
611      self.addDefine('USE_ISATTY',1)
612
613  def configureDeprecated(self):
614    '''Check if __attribute((deprecated)) is supported'''
615    self.pushLanguage(self.languages.clanguage)
616    ## Recent versions of gcc and clang support __attribute((deprecated("string argument"))), which is very useful, but
617    ## Intel has conspired to make a supremely environment-sensitive compiler.  The Intel compiler looks at the gcc
618    ## executable in the environment to determine the language compatibility that it should attempt to emulate.  Some
619    ## important Cray installations have built PETSc using the Intel compiler, but with a newer gcc module loaded (e.g.,
620    ## 4.7).  Thus at PETSc configure time, the Intel compiler decides to support the string argument, but the gcc
621    ## found in the default user environment is older and does not support the argument.  If GCC and Intel were cool
622    ## like Clang and supported __has_attribute, we could avoid configure tests entirely, but they don't.  And that is
623    ## why we can't have nice things.
624    #
625    # if self.checkCompile("""__attribute((deprecated("Why you shouldn't use myfunc"))) static int myfunc(void) { return 1;}""", ''):
626    #   self.addDefine('DEPRECATED_FUNCTION(why)', '__attribute((deprecated(why)))')
627    #   self.addDefine('DEPRECATED_TYPEDEF(why)', '__attribute((deprecated(why)))')
628    if self.checkCompile("""__attribute((deprecated)) static int myfunc(void) { return 1;}""", ''):
629      self.addDefine('DEPRECATED_FUNCTION(why)', '__attribute((deprecated))')
630      self.addDefine('DEPRECATED_TYPEDEF(why)', '__attribute((deprecated))')
631    else:
632      self.addDefine('DEPRECATED_FUNCTION(why)', ' ')
633      self.addDefine('DEPRECATED_TYPEDEF(why)', ' ')
634    if self.checkCompile("""enum E {oldval __attribute((deprecated)), newval };""", ''):
635      self.addDefine('DEPRECATED_ENUM(why)', '__attribute((deprecated))')
636    else:
637      self.addDefine('DEPRECATED_ENUM(why)', ' ')
638    # 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
639    # hence the deprecation message is handled as it is
640    if self.checkCompile('#define TEST _Pragma("GCC warning \"Testing _Pragma\"") value'):
641      self.addDefine('DEPRECATED_MACRO(why)', '_Pragma(why)')
642    else:
643      self.addDefine('DEPRECATED_MACRO(why)', ' ')
644    self.popLanguage()
645
646  def configureAlign(self):
647    '''Check if __attribute(aligned) is supported'''
648    code = '''\
649struct mystruct {int myint;} __attribute((aligned(16)));
650char assert_aligned[(sizeof(struct mystruct)==16)*2-1];
651'''
652    self.pushLanguage(self.languages.clanguage)
653    if self.checkCompile(code):
654      self.addDefine('ATTRIBUTEALIGNED(size)', '__attribute((aligned(size)))')
655      self.addDefine('HAVE_ATTRIBUTEALIGNED', 1)
656    else:
657      self.framework.logPrint('Incorrect attribute(aligned)')
658      self.addDefine('ATTRIBUTEALIGNED(size)', ' ')
659    self.popLanguage()
660    return
661
662  def configureExpect(self):
663    '''Sees if the __builtin_expect directive is supported'''
664    self.pushLanguage(self.languages.clanguage)
665    if self.checkLink('', 'if (__builtin_expect(0,1)) return 1;'):
666      self.addDefine('HAVE_BUILTIN_EXPECT', 1)
667    self.popLanguage()
668
669  def configureFunctionName(self):
670    '''Sees if the compiler supports __func__ or a variant.'''
671    def getFunctionName(lang):
672      name = '"unknown"'
673      self.pushLanguage(lang)
674      for fname in ['__func__','__FUNCTION__','__extension__ __func__']:
675        code = "if ("+fname+"[0] != 'm') return 1;"
676        if self.checkCompile('',code) and self.checkLink('',code):
677          name = fname
678          break
679      self.popLanguage()
680      return name
681    langs = []
682
683    self.addDefine('FUNCTION_NAME_C', getFunctionName('C'))
684    if hasattr(self.compilers, 'CXX'):
685      self.addDefine('FUNCTION_NAME_CXX', getFunctionName('Cxx'))
686
687  def configureIntptrt(self):
688    '''Determine what to use for uintptr_t'''
689    def staticAssertSizeMatchesVoidStar(inc,typename):
690      # The declaration is an error if either array size is negative.
691      # It should be okay to use an int that is too large, but it would be very unlikely for this to be the case
692      return self.checkCompile(inc, ('#define STATIC_ASSERT(cond) char negative_length_if_false[2*(!!(cond))-1]\n'
693                                     + 'STATIC_ASSERT(sizeof(void*) == sizeof(%s));'%typename))
694    self.pushLanguage(self.languages.clanguage)
695    if self.checkCompile('#include <stdint.h>', 'int x; uintptr_t i = (uintptr_t)&x;'):
696      self.addDefine('UINTPTR_T', 'uintptr_t')
697    elif staticAssertSizeMatchesVoidStar('','unsigned long long'):
698      self.addDefine('UINTPTR_T', 'unsigned long long')
699    elif staticAssertSizeMatchesVoidStar('#include <stdlib.h>','size_t') or staticAssertSizeMatchesVoidStar('#include <string.h>', 'size_t'):
700      self.addDefine('UINTPTR_T', 'size_t')
701    elif staticAssertSizeMatchesVoidStar('','unsigned long'):
702      self.addDefine('UINTPTR_T', 'unsigned long')
703    elif staticAssertSizeMatchesVoidStar('','unsigned'):
704      self.addDefine('UINTPTR_T', 'unsigned')
705    else:
706      raise RuntimeError('Could not find any unsigned integer type matching void*')
707    self.popLanguage()
708
709  def configureRTLDDefault(self):
710    if self.checkCompile('#include <dlfcn.h>\n void *ptr =  RTLD_DEFAULT;'):
711      self.addDefine('RTLD_DEFAULT','1')
712    return
713
714  def configureSolaris(self):
715    '''Solaris specific stuff'''
716    if os.path.isdir(os.path.join('/usr','ucblib')):
717      try:
718        flag = getattr(self.setCompilers, self.language[-1]+'SharedLinkerFlag')
719      except AttributeError:
720        flag = None
721      if flag is None:
722        self.compilers.LIBS += ' -L/usr/ucblib'
723      else:
724        self.compilers.LIBS += ' '+flag+'/usr/ucblib'
725    return
726
727  def configureLinux(self):
728    '''Linux specific stuff'''
729    # TODO: Test for this by mallocing an odd number of floats and checking the address
730    self.addDefine('HAVE_DOUBLE_ALIGN_MALLOC', 1)
731    return
732
733  def configureWin32(self):
734    '''Win32 non-cygwin specific stuff'''
735    kernel32=0
736    if self.libraries.add('Kernel32.lib','GetComputerName',prototype='#include <windows.h>', call='GetComputerName(NULL,NULL);'):
737      self.addDefine('HAVE_WINDOWS_H',1)
738      self.addDefine('HAVE_GETCOMPUTERNAME',1)
739      kernel32=1
740    elif self.libraries.add('kernel32','GetComputerName',prototype='#include <windows.h>', call='GetComputerName(NULL,NULL);'):
741      self.addDefine('HAVE_WINDOWS_H',1)
742      self.addDefine('HAVE_GETCOMPUTERNAME',1)
743      kernel32=1
744    if kernel32:
745      if self.framework.argDB['with-windows-graphics']:
746        self.addDefine('USE_WINDOWS_GRAPHICS',1)
747      if self.checkLink('#include <windows.h>','LoadLibrary(0)'):
748        self.addDefine('HAVE_LOADLIBRARY',1)
749      if self.checkLink('#include <windows.h>','GetProcAddress(0,0)'):
750        self.addDefine('HAVE_GETPROCADDRESS',1)
751      if self.checkLink('#include <windows.h>','FreeLibrary(0)'):
752        self.addDefine('HAVE_FREELIBRARY',1)
753      if self.checkLink('#include <windows.h>','GetLastError()'):
754        self.addDefine('HAVE_GETLASTERROR',1)
755      if self.checkLink('#include <windows.h>','SetLastError(0)'):
756        self.addDefine('HAVE_SETLASTERROR',1)
757      if self.checkLink('#include <windows.h>\n','QueryPerformanceCounter(0);\n'):
758        self.addDefine('USE_MICROSOFT_TIME',1)
759    if self.libraries.add('Advapi32.lib','GetUserName',prototype='#include <windows.h>', call='GetUserName(NULL,NULL);'):
760      self.addDefine('HAVE_GET_USER_NAME',1)
761    elif self.libraries.add('advapi32','GetUserName',prototype='#include <windows.h>', call='GetUserName(NULL,NULL);'):
762      self.addDefine('HAVE_GET_USER_NAME',1)
763
764    if not self.libraries.add('User32.lib','GetDC',prototype='#include <windows.h>',call='GetDC(0);'):
765      self.libraries.add('user32','GetDC',prototype='#include <windows.h>',call='GetDC(0);')
766    if not self.libraries.add('Gdi32.lib','CreateCompatibleDC',prototype='#include <windows.h>',call='CreateCompatibleDC(0);'):
767      self.libraries.add('gdi32','CreateCompatibleDC',prototype='#include <windows.h>',call='CreateCompatibleDC(0);')
768
769    self.types.check('int32_t', 'int')
770    if not self.checkCompile('#include <sys/types.h>\n','uid_t u;\n'):
771      self.addTypedef('int', 'uid_t')
772      self.addTypedef('int', 'gid_t')
773    if not self.checkLink('#if defined(PETSC_HAVE_UNISTD_H)\n#include <unistd.h>\n#endif\n','int a=R_OK;\n'):
774      self.framework.addDefine('R_OK', '04')
775      self.framework.addDefine('W_OK', '02')
776      self.framework.addDefine('X_OK', '01')
777    if not self.checkLink('#include <sys/stat.h>\n','int a=0;\nif (S_ISDIR(a)){}\n'):
778      self.framework.addDefine('S_ISREG(a)', '(((a)&_S_IFMT) == _S_IFREG)')
779      self.framework.addDefine('S_ISDIR(a)', '(((a)&_S_IFMT) == _S_IFDIR)')
780    if self.checkCompile('#include <windows.h>\n','LARGE_INTEGER a;\nDWORD b=a.u.HighPart;\n'):
781      self.addDefine('HAVE_LARGE_INTEGER_U',1)
782
783    # Windows requires a Binary file creation flag when creating/opening binary files.  Is a better test in order?
784    if self.checkCompile('#include <windows.h>\n#include <fcntl.h>\n', 'int flags = O_BINARY;'):
785      self.addDefine('HAVE_O_BINARY',1)
786
787    if self.compilers.CC.find('win32fe') >= 0:
788      self.addDefine('HAVE_WINDOWS_COMPILERS',1)
789      self.addDefine('DIR_SEPARATOR','\'\\\\\'')
790      self.addDefine('REPLACE_DIR_SEPARATOR','\'/\'')
791      self.addDefine('CANNOT_START_DEBUGGER',1)
792      (petscdir,error,status) = self.executeShellCommand('cygpath -w '+self.installdir.petscDir, log = self.log)
793      self.addDefine('DIR','"'+petscdir.replace('\\','\\\\')+'"')
794      (petscdir,error,status) = self.executeShellCommand('cygpath -m '+self.installdir.petscDir, log = self.log)
795      self.addMakeMacro('wPETSC_DIR',petscdir)
796      if self.dataFilesPath.datafilespath:
797        (datafilespath,error,status) = self.executeShellCommand('cygpath -m '+self.dataFilesPath.datafilespath, log = self.log)
798        self.addMakeMacro('DATAFILESPATH',datafilespath)
799
800    else:
801      self.addDefine('REPLACE_DIR_SEPARATOR','\'\\\\\'')
802      self.addDefine('DIR_SEPARATOR','\'/\'')
803      self.addDefine('DIR','"'+self.installdir.petscDir+'"')
804      self.addMakeMacro('wPETSC_DIR',self.installdir.petscDir)
805      if self.dataFilesPath.datafilespath:
806        self.addMakeMacro('DATAFILESPATH',self.dataFilesPath.datafilespath)
807    self.addDefine('ARCH','"'+self.installdir.petscArch+'"')
808    return
809
810#-----------------------------------------------------------------------------------------------------
811  def configureCygwinBrokenPipe(self):
812    '''Cygwin version <= 1.7.18 had issues with pipes and long commands invoked from gnu-make
813    http://cygwin.com/ml/cygwin/2013-05/msg00340.html '''
814    if config.setCompilers.Configure.isCygwin(self.log):
815      import platform
816      import re
817      r=re.compile("([0-9]+).([0-9]+).([0-9]+)")
818      m=r.match(platform.release())
819      major=int(m.group(1))
820      minor=int(m.group(2))
821      subminor=int(m.group(3))
822      if ((major < 1) or (major == 1 and minor < 7) or (major == 1 and minor == 7 and subminor <= 18)):
823        self.addMakeMacro('PETSC_CYGWIN_BROKEN_PIPE','1')
824    return
825
826#-----------------------------------------------------------------------------------------------------
827  def configureDefaultArch(self):
828    conffile = os.path.join('lib','petsc','conf', 'petscvariables')
829    if self.framework.argDB['with-default-arch']:
830      fd = open(conffile, 'w')
831      fd.write('PETSC_ARCH='+self.arch.arch+'\n')
832      fd.write('PETSC_DIR='+self.petscdir.dir+'\n')
833      fd.write('include '+os.path.join('$(PETSC_DIR)','$(PETSC_ARCH)','lib','petsc','conf','petscvariables')+'\n')
834      fd.close()
835      self.framework.actions.addArgument('PETSc', 'Build', 'Set default architecture to '+self.arch.arch+' in '+conffile)
836    elif os.path.isfile(conffile):
837      try:
838        os.unlink(conffile)
839      except:
840        raise RuntimeError('Unable to remove file '+conffile+'. Did a different user create it?')
841    return
842
843#-----------------------------------------------------------------------------------------------------
844  def configureScript(self):
845    '''Output a script in the conf directory which will reproduce the configuration'''
846    import nargs
847    import sys
848    scriptName = os.path.join(self.arch.arch,'lib','petsc','conf', 'reconfigure-'+self.arch.arch+'.py')
849    args = dict([(nargs.Arg.parseArgument(arg)[0], arg) for arg in self.framework.clArgs])
850    if 'with-clean' in args:
851      del args['with-clean']
852    if 'force' in args:
853      del args['force']
854    if 'configModules' in args:
855      if nargs.Arg.parseArgument(args['configModules'])[1] == 'PETSc.Configure':
856        del args['configModules']
857    if 'optionsModule' in args:
858      if nargs.Arg.parseArgument(args['optionsModule'])[1] == 'config.compilerOptions':
859        del args['optionsModule']
860    if not 'PETSC_ARCH' in args:
861      args['PETSC_ARCH'] = 'PETSC_ARCH='+str(self.arch.arch)
862    f = open(scriptName, 'w')
863    f.write('#!'+sys.executable+'\n')
864    f.write('if __name__ == \'__main__\':\n')
865    f.write('  import sys\n')
866    f.write('  import os\n')
867    f.write('  sys.path.insert(0, os.path.abspath(\'config\'))\n')
868    f.write('  import configure\n')
869    # pretty print repr(args.values())
870    f.write('  configure_options = [\n')
871    for itm in sorted(args.values()):
872      f.write('    \''+str(itm)+'\',\n')
873    f.write('  ]\n')
874    f.write('  configure.petsc_configure(configure_options)\n')
875    f.close()
876    try:
877      os.chmod(scriptName, 0o775)
878    except OSError as e:
879      self.framework.logPrint('Unable to make reconfigure script executable:\n'+str(e))
880    self.framework.actions.addArgument('PETSc', 'File creation', 'Created '+scriptName+' for automatic reconfiguration')
881    return
882
883  def configureInstall(self):
884    '''Setup the directories for installation'''
885    if self.framework.argDB['prefix']:
886      self.addMakeRule('print_mesg_after_build','',
887       ['-@echo "========================================="',
888        '-@echo "Now to install the libraries do:"',
889        '-@echo "%s${MAKE_USER} PETSC_DIR=${PETSC_DIR} PETSC_ARCH=${PETSC_ARCH} install"' % self.installdir.installSudo,
890        '-@echo "========================================="'])
891    else:
892      self.addMakeRule('print_mesg_after_build','',
893       ['-@echo "========================================="',
894        '-@echo "Now to check if the libraries are working do:"',
895        '-@echo "${MAKE_USER} PETSC_DIR=${PETSC_DIR} PETSC_ARCH=${PETSC_ARCH} check"',
896        '-@echo "========================================="'])
897      return
898
899  def configureGCOV(self):
900    if self.framework.argDB['with-gcov']:
901      self.addDefine('USE_GCOV','1')
902    return
903
904  def postProcessPackages(self):
905    postPackages=[]
906    for i in self.framework.packages:
907      if hasattr(i,'postProcess'): postPackages.append(i)
908    if postPackages:
909      # ctetgen needs petsc conf files. so attempt to create them early
910      self.framework.dumpConfFiles()
911      # tacky fix for dependency of Aluimia on Pflotran; requested via petsc-dev Matt provide a correct fix
912      for i in postPackages:
913        if i.name.upper() in ['PFLOTRAN']:
914          i.postProcess()
915          postPackages.remove(i)
916      for i in postPackages: i.postProcess()
917      for i in postPackages:
918        if i.installedpetsc:
919          self.installed = 1
920          break
921    return
922
923  def configure(self):
924    if 'package-prefix-hash' in self.argDB:
925      # turn off prefix if it was only used to for installing external packages.
926      self.framework.argDB['prefix'] = ''
927      self.dir = os.path.abspath(os.path.join(self.petscdir.dir, self.arch.arch))
928      self.installdir.dir = self.dir
929      self.installdir.petscDir = self.petscdir.dir
930      self.petscDir = self.petscdir.dir
931      self.petscArch = self.arch.arch
932      self.addMakeMacro('PREFIXDIR',self.dir)
933      self.confDir = os.path.abspath(os.path.join(self.petscdir.dir, self.arch.arch))
934
935    if not os.path.samefile(self.petscdir.dir, os.getcwd()):
936      raise RuntimeError('Wrong PETSC_DIR option specified: '+str(self.petscdir.dir) + '\n  Configure invoked in: '+os.path.realpath(os.getcwd()))
937    if self.framework.argDB['prefix'] and os.path.isdir(self.framework.argDB['prefix']) and os.path.samefile(self.framework.argDB['prefix'],self.petscdir.dir):
938      raise RuntimeError('Incorrect option --prefix='+self.framework.argDB['prefix']+' specified. It cannot be same as PETSC_DIR!')
939    if self.framework.argDB['prefix'] and self.framework.argDB['prefix'].find(' ') > -1:
940      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')
941    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)):
942      raise RuntimeError('Incorrect option --prefix='+self.framework.argDB['prefix']+' specified. It cannot be same as PETSC_DIR/PETSC_ARCH!')
943    self.framework.header          = os.path.join(self.arch.arch,'include','petscconf.h')
944    self.framework.cHeader         = os.path.join(self.arch.arch,'include','petscfix.h')
945    self.framework.pkgheader       = os.path.join(self.arch.arch,'include','petscpkg_version.h')
946    self.framework.makeMacroHeader = os.path.join(self.arch.arch,'lib','petsc','conf','petscvariables')
947    self.framework.makeRuleHeader  = os.path.join(self.arch.arch,'lib','petsc','conf','petscrules')
948    if self.libraries.math is None:
949      raise RuntimeError('PETSc requires a functional math library. Please send configure.log to petsc-maint@mcs.anl.gov.')
950    if self.languages.clanguage == 'Cxx' and not hasattr(self.compilers, 'CXX'):
951      raise RuntimeError('Cannot set C language to C++ without a functional C++ compiler.')
952    self.executeTest(self.configureRTLDDefault)
953    self.executeTest(self.configurePrefetch)
954    self.executeTest(self.configureUnused)
955    self.executeTest(self.configureDeprecated)
956    self.executeTest(self.configureIsatty)
957    self.executeTest(self.configureExpect)
958    self.executeTest(self.configureAlign)
959    self.executeTest(self.configureFunctionName)
960    self.executeTest(self.configureIntptrt)
961    self.executeTest(self.configureSolaris)
962    self.executeTest(self.configureLinux)
963    self.executeTest(self.configureWin32)
964    self.executeTest(self.configureCygwinBrokenPipe)
965    self.executeTest(self.configureDefaultArch)
966    self.executeTest(self.configureScript)
967    self.executeTest(self.configureInstall)
968    self.executeTest(self.configureGCOV)
969    self.executeTest(self.configureAtoll)
970
971    self.Dump()
972    self.dumpConfigInfo()
973    self.dumpMachineInfo()
974    self.delGenFiles()
975    # need to save the current state of BuildSystem so that postProcess() packages can read it in and perhaps run make install
976    self.framework.storeSubstitutions(self.framework.argDB)
977    self.framework.argDB['configureCache'] = pickle.dumps(self.framework)
978    self.framework.argDB.save(force = True)
979    self.DumpPkgconfig('PETSc.pc')
980    self.DumpPkgconfig('petsc.pc')
981    self.DumpModule()
982    self.postProcessPackages()
983    self.framework.log.write('================================================================================\n')
984    self.logClear()
985    return
986