xref: /petsc/config/PETSc/Configure.py (revision 01cb027419e8a9c3fcb1d2fba335af6acf1840bc)
1import config.base
2
3import os
4import re
5
6class Configure(config.base.Configure):
7  def __init__(self, framework):
8    config.base.Configure.__init__(self, framework)
9    self.headerPrefix = 'PETSC'
10    self.substPrefix  = 'PETSC'
11    self.defineAutoconfMacros()
12    return
13
14  def __str2__(self):
15    desc = []
16    desc.append('xxx=========================================================================xxx')
17    desc.append('   Configure stage complete. Now build PETSc libraries with:')
18    desc.append('   make PETSC_DIR='+self.petscdir.dir+' PETSC_ARCH='+self.arch.arch+' all')
19    desc.append('xxx=========================================================================xxx')
20    return '\n'.join(desc)+'\n'
21
22  def setupHelp(self, help):
23    import nargs
24    help.addArgument('PETSc',  '-prefix=<path>',                  nargs.Arg(None, '', 'Specifiy location to install PETSc (eg. /usr/local)'))
25    help.addArgument('Windows','-with-windows-graphics=<bool>',   nargs.ArgBool(None, 1,'Enable check for Windows Graphics'))
26    help.addArgument('PETSc', '-with-default-arch=<bool>',        nargs.ArgBool(None, 1, 'Allow using the last configured arch without setting PETSC_ARCH'))
27    help.addArgument('PETSc','-with-single-library=<bool>',       nargs.ArgBool(None, 1,'Put all PETSc code into the single -lpetsc library'))
28
29    return
30
31  def setupDependencies(self, framework):
32    config.base.Configure.setupDependencies(self, framework)
33    self.setCompilers  = framework.require('config.setCompilers',      self)
34    self.arch          = framework.require('PETSc.utilities.arch',     self.setCompilers)
35    self.petscdir      = framework.require('PETSc.utilities.petscdir', self.setCompilers)
36    self.languages     = framework.require('PETSc.utilities.languages',self.setCompilers)
37    self.debugging     = framework.require('PETSc.utilities.debugging',self.setCompilers)
38    self.make          = framework.require('PETSc.utilities.Make',     self)
39    self.CHUD          = framework.require('PETSc.utilities.CHUD',     self)
40    self.compilers     = framework.require('config.compilers',         self)
41    self.types         = framework.require('config.types',             self)
42    self.headers       = framework.require('config.headers',           self)
43    self.functions     = framework.require('config.functions',         self)
44    self.libraries     = framework.require('config.libraries',         self)
45    if os.path.isdir(os.path.join('config', 'PETSc')):
46      for d in ['utilities', 'packages']:
47        for utility in os.listdir(os.path.join('config', 'PETSc', d)):
48          (utilityName, ext) = os.path.splitext(utility)
49          if not utilityName.startswith('.') and not utilityName.startswith('#') and ext == '.py' and not utilityName == '__init__':
50            utilityObj                    = self.framework.require('PETSc.'+d+'.'+utilityName, self)
51            utilityObj.headerPrefix       = self.headerPrefix
52            utilityObj.archProvider       = self.arch
53            utilityObj.languageProvider   = self.languages
54            utilityObj.installDirProvider = self.petscdir
55            setattr(self, utilityName.lower(), utilityObj)
56    self.qd    = framework.require('PETSc.packages.qd', self)
57    self.qd.archProvider      = self.arch
58    self.qd.precisionProvider = self.scalartypes
59    self.qd.installDirProvider= self.petscdir
60
61    #force blaslapack to depend on scalarType so precision is set before BlasLapack is built
62    self.blaslapack    = framework.require('config.packages.BlasLapack', self)
63    framework.require('PETSc.utilities.scalarTypes', self.blaslapack)
64    self.blaslapack.archProvider      = self.arch
65    self.blaslapack.precisionProvider = self.scalartypes
66    self.blaslapack.installDirProvider= self.petscdir
67
68    self.mpi           = framework.require('config.packages.MPI',        self)
69    self.mpi.archProvider             = self.arch
70    self.mpi.languageProvider         = self.languages
71    self.mpi.installDirProvider       = self.petscdir
72    self.umfpack       = framework.require('config.packages.UMFPACK',    self)
73    self.umfpack.archProvider         = self.arch
74    self.umfpack.languageProvider     = self.languages
75    self.umfpack.installDirProvider   = self.petscdir
76    self.Boost         = framework.require('config.packages.Boost',      self)
77    self.Boost.archProvider           = self.arch
78    self.Boost.languageProvider       = self.languages
79    self.Boost.installDirProvider     = self.petscdir
80    self.Fiat          = framework.require('config.packages.Fiat',       self)
81    self.Fiat.archProvider            = self.arch
82    self.Fiat.languageProvider        = self.languages
83    self.Fiat.installDirProvider      = self.petscdir
84    self.ExodusII      = framework.require('config.packages.ExodusII',   self)
85    self.ExodusII.archProvider        = self.arch
86    self.ExodusII.languageProvider    = self.languages
87    self.ExodusII.installDirProvider  = self.petscdir
88
89    self.compilers.headerPrefix = self.headerPrefix
90    self.types.headerPrefix     = self.headerPrefix
91    self.headers.headerPrefix   = self.headerPrefix
92    self.functions.headerPrefix = self.headerPrefix
93    self.libraries.headerPrefix = self.headerPrefix
94    self.blaslapack.headerPrefix = self.headerPrefix
95    self.mpi.headerPrefix        = self.headerPrefix
96    headersC = map(lambda name: name+'.h', ['dos', 'endian', 'fcntl', 'float', 'io', 'limits', 'malloc', 'pwd', 'search', 'strings',
97                                            'unistd', 'machine/endian', 'sys/param', 'sys/procfs', 'sys/resource',
98                                            'sys/systeminfo', 'sys/times', 'sys/utsname','string', 'stdlib','memory',
99                                            'sys/socket','sys/wait','netinet/in','netdb','Direct','time','Ws2tcpip','sys/types',
100                                            'WindowsX', 'cxxabi','float','ieeefp','stdint'])
101    functions = ['access', '_access', 'clock', 'drand48', 'getcwd', '_getcwd', 'getdomainname', 'gethostname', 'getpwuid',
102                 'gettimeofday', 'getwd', 'memalign', 'memmove', 'mkstemp', 'popen', 'PXFGETARG', 'rand', 'getpagesize',
103                 'readlink', 'realpath',  'sigaction', 'signal', 'sigset', 'nanosleep', 'usleep', 'sleep', '_sleep', 'socket',
104                 'times', 'gethostbyname', 'uname','snprintf','_snprintf','_fullpath','lseek','_lseek','time','fork','stricmp',
105                 'strcasecmp', 'bzero', 'dlopen', 'dlsym', 'dlclose', 'dlerror',
106                 '_intel_fast_memcpy','_intel_fast_memset']
107    libraries1 = [(['socket', 'nsl'], 'socket'), (['fpe'], 'handle_sigfpes')]
108    self.headers.headers.extend(headersC)
109    self.functions.functions.extend(functions)
110    self.libraries.libraries.extend(libraries1)
111    return
112
113  def defineAutoconfMacros(self):
114    self.hostMacro = 'dnl Version: 2.13\ndnl Variable: host_cpu\ndnl Variable: host_vendor\ndnl Variable: host_os\nAC_CANONICAL_HOST'
115    return
116
117  def Dump(self):
118    ''' Actually put the values into the configuration files '''
119    # eventually everything between -- should be gone
120#-----------------------------------------------------------------------------------------------------
121
122    # Sometimes we need C compiler, even if built with C++
123    self.setCompilers.pushLanguage('C')
124    self.addMakeMacro('CC_FLAGS',self.setCompilers.getCompilerFlags())
125    self.setCompilers.popLanguage()
126
127    # C preprocessor values
128    self.addMakeMacro('CPP_FLAGS',self.setCompilers.CPPFLAGS+self.CHUD.CPPFLAGS)
129
130    # compiler values
131    self.setCompilers.pushLanguage(self.languages.clanguage)
132    self.addMakeMacro('PCC',self.setCompilers.getCompiler())
133    self.addMakeMacro('PCC_FLAGS',self.setCompilers.getCompilerFlags())
134    self.setCompilers.popLanguage()
135    # .o or .obj
136    self.addMakeMacro('CC_SUFFIX','o')
137
138    # executable linker values
139    self.setCompilers.pushLanguage(self.languages.clanguage)
140    pcc_linker = self.setCompilers.getLinker()
141    self.addMakeMacro('PCC_LINKER',pcc_linker)
142    self.addMakeMacro('PCC_LINKER_FLAGS',self.setCompilers.getLinkerFlags())
143    self.setCompilers.popLanguage()
144    # '' for Unix, .exe for Windows
145    self.addMakeMacro('CC_LINKER_SUFFIX','')
146    self.addMakeMacro('PCC_LINKER_LIBS',self.libraries.toStringNoDupes(self.compilers.flibs+self.compilers.cxxlibs+self.compilers.LIBS.split(' '))+self.CHUD.LIBS)
147
148    if hasattr(self.compilers, 'FC'):
149      self.setCompilers.pushLanguage('FC')
150      # need FPPFLAGS in config/setCompilers
151      self.addDefine('HAVE_FORTRAN','1')
152      self.addMakeMacro('FPP_FLAGS',self.setCompilers.CPPFLAGS)
153
154      # compiler values
155      self.addMakeMacro('FC_FLAGS',self.setCompilers.getCompilerFlags())
156      self.setCompilers.popLanguage()
157      # .o or .obj
158      self.addMakeMacro('FC_SUFFIX','o')
159
160      # executable linker values
161      self.setCompilers.pushLanguage('FC')
162      # Cannot have NAG f90 as the linker - so use pcc_linker as fc_linker
163      fc_linker = self.setCompilers.getLinker()
164      if config.setCompilers.Configure.isNAG(fc_linker):
165        self.addMakeMacro('FC_LINKER',pcc_linker)
166      else:
167        self.addMakeMacro('FC_LINKER',fc_linker)
168      self.addMakeMacro('FC_LINKER_FLAGS',self.setCompilers.getLinkerFlags())
169      # apple requires this shared library linker flag on SOME versions of the os
170      if self.setCompilers.getLinkerFlags().find('-Wl,-commons,use_dylibs') > -1:
171        self.addMakeMacro('DARWIN_COMMONS_USE_DYLIBS',' -Wl,-commons,use_dylibs ')
172      self.setCompilers.popLanguage()
173
174      # F90 Modules
175      if self.setCompilers.fortranModuleIncludeFlag:
176        self.addMakeMacro('FC_MODULE_FLAG', self.setCompilers.fortranModuleIncludeFlag)
177      else: # for non-f90 compilers like g77
178        self.addMakeMacro('FC_MODULE_FLAG', '-I')
179      if self.setCompilers.fortranModuleIncludeFlag:
180        self.addMakeMacro('FC_MODULE_OUTPUT_FLAG', self.setCompilers.fortranModuleOutputFlag)
181    else:
182      self.addMakeMacro('FC','')
183
184    # shared library linker values
185    self.setCompilers.pushLanguage(self.languages.clanguage)
186    # need to fix BuildSystem to collect these separately
187    self.addMakeMacro('SL_LINKER',self.setCompilers.getLinker())
188    self.addMakeMacro('SL_LINKER_FLAGS','${PCC_LINKER_FLAGS}')
189    self.setCompilers.popLanguage()
190    # One of 'a', 'so', 'lib', 'dll', 'dylib' (perhaps others also?) depending on the library generator and architecture
191    # Note: . is not included in this macro, consistent with AR_LIB_SUFFIX
192    if self.setCompilers.sharedLibraryExt == self.setCompilers.AR_LIB_SUFFIX:
193      self.addMakeMacro('SL_LINKER_SUFFIX', '')
194      self.addDefine('SLSUFFIX','""')
195    else:
196      self.addMakeMacro('SL_LINKER_SUFFIX', self.setCompilers.sharedLibraryExt)
197      self.addDefine('SLSUFFIX','"'+self.setCompilers.sharedLibraryExt+'"')
198
199    #SL_LINKER_LIBS is currently same as PCC_LINKER_LIBS - so simplify
200    self.addMakeMacro('SL_LINKER_LIBS','${PCC_LINKER_LIBS}')
201    #self.addMakeMacro('SL_LINKER_LIBS',self.libraries.toStringNoDupes(self.compilers.flibs+self.compilers.cxxlibs+self.compilers.LIBS.split(' ')))
202
203#-----------------------------------------------------------------------------------------------------
204
205    # CONLY or CPP. We should change the PETSc makefiles to do this better
206    if self.languages.clanguage == 'C': lang = 'CONLY'
207    else: lang = 'CXXONLY'
208    self.addMakeMacro('PETSC_LANGUAGE',lang)
209
210    # real or complex
211    self.addMakeMacro('PETSC_SCALAR',self.scalartypes.scalartype)
212    # double or float
213    self.addMakeMacro('PETSC_PRECISION',self.scalartypes.precision)
214
215    if self.framework.argDB['with-batch']:
216      self.addMakeMacro('PETSC_WITH_BATCH','1')
217
218    # Test for compiler-specific macros that need to be defined.
219    if self.setCompilers.isCray('CC'):
220      self.addDefine('HAVE_CRAYC','1')
221
222#-----------------------------------------------------------------------------------------------------
223    if self.functions.haveFunction('gethostbyname') and self.functions.haveFunction('socket'):
224      self.addDefine('USE_SOCKET_VIEWER','1')
225
226#-----------------------------------------------------------------------------------------------------
227    # print include and lib for external packages
228    self.framework.packages.reverse()
229    includes = []
230    libs = []
231    for i in self.framework.packages:
232      self.addDefine('HAVE_'+i.PACKAGE, 1)
233      if not isinstance(i.lib, list):
234        i.lib = [i.lib]
235      libs.extend(i.lib)
236      self.addMakeMacro(i.PACKAGE+'_LIB', self.libraries.toStringNoDupes(i.lib))
237      if hasattr(i,'include'):
238        if not isinstance(i.include,list):
239          i.include = [i.include]
240        includes.extend(i.include)
241        self.addMakeMacro(i.PACKAGE+'_INCLUDE',self.headers.toStringNoDupes(i.include))
242    self.addMakeMacro('PACKAGES_LIBS',self.libraries.toStringNoDupes(libs+self.libraries.math))
243    self.PACKAGES_LIBS = self.libraries.toStringNoDupes(libs+self.libraries.math)
244    self.addMakeMacro('PACKAGES_INCLUDES',self.headers.toStringNoDupes(includes))
245    self.PACKAGES_INCLUDES = self.headers.toStringNoDupes(includes)
246    if hasattr(self.compilers, 'FC'):
247      if self.compilers.fortranIsF90:
248        self.addMakeMacro('PACKAGES_MODULES_INCLUDES',self.headers.toStringModulesNoDupes(includes))
249
250    self.addMakeMacro('INSTALL_DIR',self.installdir)
251    self.addDefine('LIB_DIR','"'+os.path.join(self.installdir,'lib')+'"')
252
253    if self.framework.argDB['with-single-library']:
254      # overrides the values set in conf/variables
255      self.addMakeMacro('LIBNAME','${INSTALL_LIB_DIR}/libpetsc.${AR_LIB_SUFFIX}')
256      self.addMakeMacro('PETSC_SYS_LIB_BASIC','-lpetsc')
257      self.addMakeMacro('PETSC_VEC_LIB_BASIC','-lpetsc')
258      self.addMakeMacro('PETSC_MAT_LIB_BASIC','-lpetsc')
259      self.addMakeMacro('PETSC_DM_LIB_BASIC','-lpetsc')
260      self.addMakeMacro('PETSC_KSP_LIB_BASIC','-lpetsc')
261      self.addMakeMacro('PETSC_SNES_LIB_BASIC','-lpetsc')
262      self.addMakeMacro('PETSC_TS_LIB_BASIC','-lpetsc')
263      self.addMakeMacro('PETSC_LIB_BASIC','-lpetsc')
264      self.addMakeMacro('PETSC_CONTRIB_BASIC','-lpetsc')
265      self.addMakeMacro('SHLIBS','libpetsc')
266      self.addDefine('USE_SINGLE_LIBRARY', '1')
267
268    if not os.path.exists(os.path.join(self.petscdir.dir,self.arch.arch,'lib')):
269      os.makedirs(os.path.join(self.petscdir.dir,self.arch.arch,'lib'))
270
271    # add a makefile entry for configure options
272    self.addMakeMacro('CONFIGURE_OPTIONS', self.framework.getOptionsString(['configModules', 'optionsModule']).replace('\"','\\"'))
273    return
274
275  def dumpConfigInfo(self):
276    import time
277    fd = file(os.path.join(self.arch.arch,'include','petscconfiginfo.h'),'w')
278    fd.write('static const char *petscconfigureruntime = "'+time.ctime(time.time())+'";\n')
279    fd.write('static const char *petscconfigureoptions = "'+self.framework.getOptionsString(['configModules', 'optionsModule']).replace('\"','\\"')+'";\n')
280    fd.close()
281    return
282
283  def dumpMachineInfo(self):
284    import platform
285    import time
286    import script
287    fd = file(os.path.join(self.arch.arch,'include','petscmachineinfo.h'),'w')
288    fd.write('static const char *petscmachineinfo = \"\\n\"\n')
289    fd.write('\"-----------------------------------------\\n\"\n')
290    if os.path.isfile(os.path.join('/usr', 'bin', 'cygcheck.exe')):
291      fd.write('\"Libraries compiled on %s on %s \\n\"\n' % (time.ctime(time.time()), script.Script.executeShellCommand('hostname|/usr/bin/dos2unix')))
292    else:
293      fd.write('\"Libraries compiled on %s on %s \\n\"\n' % (time.ctime(time.time()), platform.node()))
294    fd.write('\"Machine characteristics: %s\\n\"' % (platform.platform()))
295    fd.write('\"Using PETSc directory: %s\\n\"' % (self.petscdir.dir))
296    fd.write('\"Using PETSc arch: %s\\n\"' % (self.arch.arch))
297    fd.write('\"-----------------------------------------\\n\"\n')
298    fd.write('static const char *petsccompilerinfo = \"\\n\"\n')
299    self.setCompilers.pushLanguage(self.languages.clanguage)
300    fd.write('\"Using C compiler: %s %s ${COPTFLAGS} ${CFLAGS}\\n\"' % (self.setCompilers.getCompiler(), self.setCompilers.getCompilerFlags()))
301    self.setCompilers.popLanguage()
302    if hasattr(self.compilers, 'FC'):
303      self.setCompilers.pushLanguage('FC')
304      fd.write('\"Using Fortran compiler: %s %s ${FOPTFLAGS} ${FFLAGS} %s\\n\"' % (self.setCompilers.getCompiler(), self.setCompilers.getCompilerFlags(), self.setCompilers.CPPFLAGS))
305      self.setCompilers.popLanguage()
306    fd.write('\"-----------------------------------------\\n\"\n')
307    fd.write('static const char *petsccompilerflagsinfo = \"\\n\"\n')
308    fd.write('\"Using include paths: %s %s %s\\n\"' % ('-I'+os.path.join(self.petscdir.dir, self.arch.arch, 'include'), '-I'+os.path.join(self.petscdir.dir, 'include'), self.PACKAGES_INCLUDES))
309    fd.write('\"-----------------------------------------\\n\"\n')
310    fd.write('static const char *petsclinkerinfo = \"\\n\"\n')
311    self.setCompilers.pushLanguage(self.languages.clanguage)
312    fd.write('\"Using C linker: %s\\n\"' % (self.setCompilers.getLinker()))
313    self.setCompilers.popLanguage()
314    if hasattr(self.compilers, 'FC'):
315      self.setCompilers.pushLanguage('FC')
316      fd.write('\"Using Fortran linker: %s\\n\"' % (self.setCompilers.getLinker()))
317      self.setCompilers.popLanguage()
318    fd.write('\"Using libraries: %s%s -L%s %s %s %s\\n\"' % (self.setCompilers.CSharedLinkerFlag, os.path.join(self.petscdir.dir, self.arch.arch, 'lib'), os.path.join(self.petscdir.dir, self.arch.arch, 'lib'), '-lpetscts -lpetscsnes -lpetscksp -lpetscdm -lpetscmat -lpetscvec -lpetscsys', self.PACKAGES_LIBS, self.libraries.toStringNoDupes(self.compilers.flibs+self.compilers.cxxlibs+self.compilers.LIBS.split(' '))+self.CHUD.LIBS))
319    fd.write('\"-----------------------------------------\\n\"\n')
320    fd.close()
321    return
322
323  def configurePrefetch(self):
324    '''Sees if there are any prefetch functions supported'''
325    if config.setCompilers.Configure.isSolaris():
326      self.addDefine('Prefetch(a,b,c)', ' ')
327      return
328    self.pushLanguage(self.languages.clanguage)
329    if self.checkLink('#include <xmmintrin.h>', 'void *v = 0;_mm_prefetch(v,(int)0);\n'):
330      self.addDefine('HAVE_XMMINTRIN_H', 1)
331      self.addDefine('Prefetch(a,b,c)', '_mm_prefetch((const void*)(a),(int)(c))')
332    elif self.checkLink('#include <xmmintrin.h>', 'void *v = 0;_mm_prefetch((const char*)v,(int)0);\n'):
333      self.addDefine('HAVE_XMMINTRIN_H', 1)
334      self.addDefine('Prefetch(a,b,c)', '_mm_prefetch((const char*)(a),(int)(c))')
335    elif self.checkLink('', 'void *v = 0;__builtin_prefetch(v,0,0);\n'):
336      self.addDefine('Prefetch(a,b,c)', '__builtin_prefetch((a),(b),(c))')
337    else:
338      self.addDefine('Prefetch(a,b,c)', ' ')
339    self.popLanguage()
340
341  def configureExpect(self):
342    '''Sees if the __builtin_expect directive is supported'''
343    self.pushLanguage(self.languages.clanguage)
344    if self.checkLink('', 'if (__builtin_expect(0,1)) return 1;'):
345      self.addDefine('HAVE_BUILTIN_EXPECT', 1)
346    self.popLanguage()
347
348  def configureIntptrt(self):
349    '''Determine what to use for uintptr_t'''
350    def staticAssertSizeMatchesVoidStar(inc,typename):
351      # The declaration is an error if either array size is negative.
352      # It should be okay to use an int that is too large, but it would be very unlikely for this to be the case
353      return self.checkCompile(inc, '#define SZ (sizeof(void*)-sizeof(%s))\nint type_is_too_large[SZ],type_is_too_small[-SZ];'%typename)
354    self.pushLanguage(self.languages.clanguage)
355    if self.checkCompile('#include <stdint.h>', 'int x; uintptr_t i = (uintptr_t)&x;'):
356      self.addDefine('UINTPTR_T', 'uintptr_t')
357    elif staticAssertSizeMatchesVoidStar('','unsigned long long'):
358      self.addDefine('UINTPTR_T', 'unsigned long long')
359    elif staticAssertSizeMatchesVoidStar('#include <stdlib.h>','size_t') or staticAssertSizeMatchesVoidStar('#include <string.h>', 'size_t'):
360      self.addDefine('UINTPTR_T', 'size_t')
361    elif staticAssertSizeMatchesVoidStar('','unsigned'):
362      self.addDefine('UINTPTR_T', 'unsigned')
363    self.popLanguage()
364
365  def configureInline(self):
366    '''Get a generic inline keyword, depending on the language'''
367    if self.languages.clanguage == 'C':
368      self.addDefine('STATIC_INLINE', self.compilers.cStaticInlineKeyword)
369      self.addDefine('RESTRICT', self.compilers.cRestrict)
370    elif self.languages.clanguage == 'Cxx':
371      self.addDefine('STATIC_INLINE', self.compilers.cxxStaticInlineKeyword)
372      self.addDefine('RESTRICT', self.compilers.cxxRestrict)
373    return
374
375  def configureSolaris(self):
376    '''Solaris specific stuff'''
377    if self.arch.hostOsBase.startswith('solaris'):
378      if os.path.isdir(os.path.join('/usr','ucblib')):
379        try:
380          flag = getattr(self.setCompilers, self.language[-1]+'SharedLinkerFlag')
381        except AttributeError:
382          flag = None
383        if flag is None:
384          self.compilers.LIBS += ' -L/usr/ucblib'
385        else:
386          self.compilers.LIBS += ' '+flag+'/usr/ucblib'
387    return
388
389  def configureLinux(self):
390    '''Linux specific stuff'''
391    if self.arch.hostOsBase == 'linux':
392      self.addDefine('HAVE_DOUBLE_ALIGN_MALLOC', 1)
393    return
394
395  def configureWin32(self):
396    '''Win32 non-cygwin specific stuff'''
397    kernel32=0
398    if self.libraries.add('Kernel32.lib','GetComputerName',prototype='#include <Windows.h>', call='GetComputerName(NULL,NULL);'):
399      self.addDefine('HAVE_WINDOWS_H',1)
400      self.addDefine('HAVE_GETCOMPUTERNAME',1)
401      kernel32=1
402    elif self.libraries.add('kernel32','GetComputerName',prototype='#include <Windows.h>', call='GetComputerName(NULL,NULL);'):
403      self.addDefine('HAVE_WINDOWS_H',1)
404      self.addDefine('HAVE_GETCOMPUTERNAME',1)
405      kernel32=1
406    if kernel32:
407      if self.framework.argDB['with-windows-graphics']:
408        self.addDefine('USE_WINDOWS_GRAPHICS',1)
409      if self.checkLink('#include <Windows.h>','LoadLibrary(0)'):
410        self.addDefine('HAVE_LOADLIBRARY',1)
411      if self.checkLink('#include <Windows.h>','GetProcAddress(0,0)'):
412        self.addDefine('HAVE_GETPROCADDRESS',1)
413      if self.checkLink('#include <Windows.h>','FreeLibrary(0)'):
414        self.addDefine('HAVE_FREELIBRARY',1)
415      if self.checkLink('#include <Windows.h>','GetLastError()'):
416        self.addDefine('HAVE_GETLASTERROR',1)
417      if self.checkLink('#include <Windows.h>','SetLastError(0)'):
418        self.addDefine('HAVE_SETLASTERROR',1)
419      if self.checkLink('#include <Windows.h>\n','QueryPerformanceCounter(0);\n'):
420        self.addDefine('USE_NT_TIME',1)
421    if self.libraries.add('Advapi32.lib','GetUserName',prototype='#include <Windows.h>', call='GetUserName(NULL,NULL);'):
422      self.addDefine('HAVE_GET_USER_NAME',1)
423    elif self.libraries.add('advapi32','GetUserName',prototype='#include <Windows.h>', call='GetUserName(NULL,NULL);'):
424      self.addDefine('HAVE_GET_USER_NAME',1)
425
426    if not self.libraries.add('User32.lib','GetDC',prototype='#include <Windows.h>',call='GetDC(0);'):
427      self.libraries.add('user32','GetDC',prototype='#include <Windows.h>',call='GetDC(0);')
428    if not self.libraries.add('Gdi32.lib','CreateCompatibleDC',prototype='#include <Windows.h>',call='CreateCompatibleDC(0);'):
429      self.libraries.add('gdi32','CreateCompatibleDC',prototype='#include <Windows.h>',call='CreateCompatibleDC(0);')
430
431    self.types.check('int32_t', 'int')
432    if not self.checkCompile('#include <sys/types.h>\n','uid_t u;\n'):
433      self.addTypedef('int', 'uid_t')
434      self.addTypedef('int', 'gid_t')
435    if not self.checkLink('#if defined(PETSC_HAVE_UNISTD_H)\n#include <unistd.h>\n#endif\n','int a=R_OK;\n'):
436      self.framework.addDefine('R_OK', '04')
437      self.framework.addDefine('W_OK', '02')
438      self.framework.addDefine('X_OK', '01')
439    if not self.checkLink('#include <sys/stat.h>\n','int a=0;\nif (S_ISDIR(a)){}\n'):
440      self.framework.addDefine('S_ISREG(a)', '(((a)&_S_IFMT) == _S_IFREG)')
441      self.framework.addDefine('S_ISDIR(a)', '(((a)&_S_IFMT) == _S_IFDIR)')
442    if self.checkCompile('#include <Windows.h>\n','LARGE_INTEGER a;\nDWORD b=a.u.HighPart;\n'):
443      self.addDefine('HAVE_LARGE_INTEGER_U',1)
444
445    # Windows requires a Binary file creation flag when creating/opening binary files.  Is a better test in order?
446    if self.checkCompile('#include <Windows.h>\n',''):
447      self.addDefine('HAVE_O_BINARY',1)
448
449    if self.compilers.CC.find('win32fe') >= 0:
450      self.addDefine('PATH_SEPARATOR','\';\'')
451      self.addDefine('DIR_SEPARATOR','\'\\\\\'')
452      self.addDefine('REPLACE_DIR_SEPARATOR','\'/\'')
453      self.addDefine('CANNOT_START_DEBUGGER',1)
454    else:
455      self.addDefine('PATH_SEPARATOR','\':\'')
456      self.addDefine('REPLACE_DIR_SEPARATOR','\'\\\\\'')
457      self.addDefine('DIR_SEPARATOR','\'/\'')
458    return
459
460#-----------------------------------------------------------------------------------------------------
461  def configureDefaultArch(self):
462    conffile = os.path.join('conf', 'petscvariables')
463    if self.framework.argDB['with-default-arch']:
464      fd = file(conffile, 'w')
465      fd.write('PETSC_ARCH='+self.arch.arch+'\n')
466      fd.write('PETSC_DIR='+self.petscdir.dir+'\n')
467      fd.write('include ${PETSC_DIR}/${PETSC_ARCH}/conf/petscvariables\n')
468      fd.close()
469      self.framework.actions.addArgument('PETSc', 'Build', 'Set default architecture to '+self.arch.arch+' in '+conffile)
470    elif os.path.isfile(conffile):
471      try:
472        os.unlink(conffile)
473      except:
474        raise RuntimeError('Unable to remove file '+conffile+'. Did a different user create it?')
475    return
476
477#-----------------------------------------------------------------------------------------------------
478  def configureScript(self):
479    '''Output a script in the conf directory which will reproduce the configuration'''
480    import nargs
481    import sys
482    scriptName = os.path.join(self.arch.arch,'conf', 'reconfigure-'+self.arch.arch+'.py')
483    args = dict([(nargs.Arg.parseArgument(arg)[0], arg) for arg in self.framework.clArgs])
484    if 'configModules' in args:
485      if nargs.Arg.parseArgument(args['configModules'])[1] == 'PETSc.Configure':
486        del args['configModules']
487    if 'optionsModule' in args:
488      if nargs.Arg.parseArgument(args['optionsModule'])[1] == 'PETSc.compilerOptions':
489        del args['optionsModule']
490    if not 'PETSC_ARCH' in args:
491      args['PETSC_ARCH'] = 'PETSC_ARCH='+str(self.arch.arch)
492    f = file(scriptName, 'w')
493    f.write('#!'+sys.executable+'\n')
494    f.write('if __name__ == \'__main__\':\n')
495    f.write('  import sys\n')
496    f.write('  import os\n')
497    f.write('  sys.path.insert(0, os.path.abspath(\'config\'))\n')
498    f.write('  import configure\n')
499    # pretty print repr(args.values())
500    f.write('  configure_options = [\n')
501    for itm in args.values():
502      f.write('    \''+str(itm)+'\',\n')
503    f.write('  ]\n')
504    f.write('  configure.petsc_configure(configure_options)\n')
505    f.close()
506    try:
507      os.chmod(scriptName, 0775)
508    except OSError, e:
509      self.framework.logPrint('Unable to make reconfigure script executable:\n'+str(e))
510    self.framework.actions.addArgument('PETSc', 'File creation', 'Created '+scriptName+' for automatic reconfiguration')
511    return
512
513  def configureInstall(self):
514    '''Setup the directories for installation'''
515    if self.framework.argDB['prefix']:
516      self.installdir = self.framework.argDB['prefix']
517      self.addMakeRule('shared_nomesg_noinstall','')
518      self.addMakeRule('shared_install','',['-@echo "Now to install the libraries do:"',\
519                                              '-@echo "make PETSC_DIR=${PETSC_DIR} PETSC_ARCH=${PETSC_ARCH} install"',\
520                                              '-@echo "========================================="'])
521    else:
522      self.installdir = os.path.join(self.petscdir.dir,self.arch.arch)
523      self.addMakeRule('shared_nomesg_noinstall','shared_nomesg')
524      self.addMakeRule('shared_install','',['-@echo "Now to check if the libraries are working do:"',\
525                                              '-@echo "make PETSC_DIR=${PETSC_DIR} PETSC_ARCH=${PETSC_ARCH} test"',\
526                                              '-@echo "========================================="'])
527      return
528
529  def configureGCOV(self):
530    if self.framework.argDB['with-gcov']:
531      self.addDefine('USE_GCOV','1')
532    return
533
534  def configureFortranFlush(self):
535    if hasattr(self.compilers, 'FC'):
536      for baseName in ['flush','flush_']:
537        if self.libraries.check('', baseName, otherLibs = self.compilers.flibs, fortranMangle = 1):
538          self.addDefine('HAVE_'+baseName.upper(), 1)
539          return
540
541
542  def configure(self):
543    if not os.path.samefile(self.petscdir.dir, os.getcwd()):
544      raise RuntimeError('Wrong PETSC_DIR option specified: '+str(self.petscdir.dir) + '\n  Configure invoked in: '+os.path.realpath(os.getcwd()))
545    if self.framework.argDB['prefix'] and os.path.isdir(self.framework.argDB['prefix']) and os.path.samefile(self.framework.argDB['prefix'],self.petscdir.dir):
546      raise RuntimeError('Incorrect option --prefix='+self.framework.argDB['prefix']+' specified. It cannot be same as PETSC_DIR!')
547    self.framework.header          = self.arch.arch+'/include/petscconf.h'
548    self.framework.cHeader         = self.arch.arch+'/include/petscfix.h'
549    self.framework.makeMacroHeader = self.arch.arch+'/conf/petscvariables'
550    self.framework.makeRuleHeader  = self.arch.arch+'/conf/petscrules'
551    if self.libraries.math is None:
552      raise RuntimeError('PETSc requires a functional math library. Please send configure.log to petsc-maint@mcs.anl.gov.')
553    if self.languages.clanguage == 'Cxx' and not hasattr(self.compilers, 'CXX'):
554      raise RuntimeError('Cannot set C language to C++ without a functional C++ compiler.')
555    self.executeTest(self.configureInline)
556    self.executeTest(self.configurePrefetch)
557    self.executeTest(self.configureExpect);
558    self.executeTest(self.configureIntptrt);
559    self.executeTest(self.configureSolaris)
560    self.executeTest(self.configureLinux)
561    self.executeTest(self.configureWin32)
562    self.executeTest(self.configureDefaultArch)
563    self.executeTest(self.configureScript)
564    self.executeTest(self.configureInstall)
565    self.executeTest(self.configureGCOV)
566    self.executeTest(self.configureFortranFlush)
567    # dummy rules, always needed except for remote builds
568    self.addMakeRule('remote','')
569    self.addMakeRule('remoteclean','')
570
571    self.Dump()
572    self.dumpConfigInfo()
573    self.dumpMachineInfo()
574    self.framework.log.write('================================================================================\n')
575    self.logClear()
576    return
577