xref: /petsc/config/PETSc/Configure.py (revision 657ed8aec61a800d97f0df7c487e5eaa2941ceea)
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 __str__(self):
15    return ''
16
17  def setupHelp(self, help):
18    import nargs
19    help.addArgument('PETSc',  '-prefix=<path>',                  nargs.Arg(None, '', 'Specifiy location to install PETSc (eg. /usr/local)'))
20    help.addArgument('Windows','-with-windows-graphics=<bool>',   nargs.ArgBool(None, 1,'Enable check for Windows Graphics'))
21    help.addArgument('PETSc', '-with-default-arch=<bool>',        nargs.ArgBool(None, 1, 'Allow using the last configured arch without setting PETSC_ARCH'))
22    help.addArgument('PETSc','-with-single-library=<bool>',       nargs.ArgBool(None, 1,'Put all PETSc code into the single -lpetsc library'))
23
24    return
25
26  def setupDependencies(self, framework):
27    config.base.Configure.setupDependencies(self, framework)
28    self.setCompilers  = framework.require('config.setCompilers',      self)
29    self.arch          = framework.require('PETSc.utilities.arch',     self.setCompilers)
30    self.petscdir      = framework.require('PETSc.utilities.petscdir', self.setCompilers)
31    self.languages     = framework.require('PETSc.utilities.languages',self.setCompilers)
32    self.debugging     = framework.require('PETSc.utilities.debugging',self.setCompilers)
33    self.make          = framework.require('PETSc.utilities.Make',     self)
34    self.CHUD          = framework.require('PETSc.utilities.CHUD',     self)
35    self.compilers     = framework.require('config.compilers',         self)
36    self.types         = framework.require('config.types',             self)
37    self.headers       = framework.require('config.headers',           self)
38    self.functions     = framework.require('config.functions',         self)
39    self.libraries     = framework.require('config.libraries',         self)
40    if os.path.isdir(os.path.join('config', 'PETSc')):
41      for d in ['utilities', 'packages']:
42        for utility in os.listdir(os.path.join('config', 'PETSc', d)):
43          (utilityName, ext) = os.path.splitext(utility)
44          if not utilityName.startswith('.') and not utilityName.startswith('#') and ext == '.py' and not utilityName == '__init__':
45            utilityObj                    = self.framework.require('PETSc.'+d+'.'+utilityName, self)
46            utilityObj.headerPrefix       = self.headerPrefix
47            utilityObj.archProvider       = self.arch
48            utilityObj.languageProvider   = self.languages
49            utilityObj.installDirProvider = self.petscdir
50            setattr(self, utilityName.lower(), utilityObj)
51    self.qd    = framework.require('PETSc.packages.qd', self)
52    self.qd.archProvider      = self.arch
53    self.qd.precisionProvider = self.scalartypes
54    self.qd.installDirProvider= self.petscdir
55
56    #force blaslapack to depend on scalarType so precision is set before BlasLapack is built
57    self.blaslapack    = framework.require('config.packages.BlasLapack', self)
58    framework.require('PETSc.utilities.scalarTypes', self.blaslapack)
59    self.blaslapack.archProvider      = self.arch
60    self.blaslapack.precisionProvider = self.scalartypes
61    self.blaslapack.installDirProvider= self.petscdir
62
63    self.mpi           = framework.require('config.packages.MPI',        self)
64    self.mpi.archProvider             = self.arch
65    self.mpi.languageProvider         = self.languages
66    self.mpi.installDirProvider       = self.petscdir
67    self.umfpack       = framework.require('config.packages.UMFPACK',    self)
68    self.umfpack.archProvider         = self.arch
69    self.umfpack.languageProvider     = self.languages
70    self.umfpack.installDirProvider   = self.petscdir
71    self.Boost         = framework.require('config.packages.Boost',      self)
72    self.Boost.archProvider           = self.arch
73    self.Boost.languageProvider       = self.languages
74    self.Boost.installDirProvider     = self.petscdir
75    self.Fiat          = framework.require('config.packages.Fiat',       self)
76    self.Fiat.archProvider            = self.arch
77    self.Fiat.languageProvider        = self.languages
78    self.Fiat.installDirProvider      = self.petscdir
79    self.ExodusII      = framework.require('config.packages.ExodusII',   self)
80    self.ExodusII.archProvider        = self.arch
81    self.ExodusII.languageProvider    = self.languages
82    self.ExodusII.installDirProvider  = self.petscdir
83
84    self.compilers.headerPrefix = self.headerPrefix
85    self.types.headerPrefix     = self.headerPrefix
86    self.headers.headerPrefix   = self.headerPrefix
87    self.functions.headerPrefix = self.headerPrefix
88    self.libraries.headerPrefix = self.headerPrefix
89    self.blaslapack.headerPrefix = self.headerPrefix
90    self.mpi.headerPrefix        = self.headerPrefix
91    headersC = map(lambda name: name+'.h', ['dos', 'endian', 'fcntl', 'float', 'io', 'limits', 'malloc', 'pwd', 'search', 'strings',
92                                            'unistd', 'machine/endian', 'sys/param', 'sys/procfs', 'sys/resource',
93                                            'sys/systeminfo', 'sys/times', 'sys/utsname','string', 'stdlib','memory',
94                                            'sys/socket','sys/wait','netinet/in','netdb','Direct','time','Ws2tcpip','sys/types',
95                                            'WindowsX', 'cxxabi','float','ieeefp','xmmintrin','stdint'])
96    functions = ['access', '_access', 'clock', 'drand48', 'getcwd', '_getcwd', 'getdomainname', 'gethostname', 'getpwuid',
97                 'gettimeofday', 'getwd', 'memalign', 'memmove', 'mkstemp', 'popen', 'PXFGETARG', 'rand', 'getpagesize',
98                 'readlink', 'realpath',  'sigaction', 'signal', 'sigset', 'nanosleep', 'usleep', 'sleep', '_sleep', 'socket',
99                 'times', 'gethostbyname', 'uname','snprintf','_snprintf','_fullpath','lseek','_lseek','time','fork','stricmp',
100                 'strcasecmp', 'bzero', 'dlopen', 'dlsym', 'dlclose', 'dlerror',
101                 '_intel_fast_memcpy','_intel_fast_memset','_finite','_isnan']
102    libraries1 = [(['socket', 'nsl'], 'socket'), (['fpe'], 'handle_sigfpes')]
103    self.headers.headers.extend(headersC)
104    self.functions.functions.extend(functions)
105    self.libraries.libraries.extend(libraries1)
106    return
107
108  def defineAutoconfMacros(self):
109    self.hostMacro = 'dnl Version: 2.13\ndnl Variable: host_cpu\ndnl Variable: host_vendor\ndnl Variable: host_os\nAC_CANONICAL_HOST'
110    return
111
112  def Dump(self):
113    ''' Actually put the values into the configuration files '''
114    # eventually everything between -- should be gone
115#-----------------------------------------------------------------------------------------------------
116
117    # Sometimes we need C compiler, even if built with C++
118    self.setCompilers.pushLanguage('C')
119    self.addMakeMacro('CC_FLAGS',self.setCompilers.getCompilerFlags())
120    self.setCompilers.popLanguage()
121
122    # C preprocessor values
123    self.addMakeMacro('CPP_FLAGS',self.setCompilers.CPPFLAGS+self.CHUD.CPPFLAGS)
124
125    # compiler values
126    self.setCompilers.pushLanguage(self.languages.clanguage)
127    self.addMakeMacro('PCC',self.setCompilers.getCompiler())
128    self.addMakeMacro('PCC_FLAGS',self.setCompilers.getCompilerFlags())
129    self.setCompilers.popLanguage()
130    # .o or .obj
131    self.addMakeMacro('CC_SUFFIX','o')
132
133    # executable linker values
134    self.setCompilers.pushLanguage(self.languages.clanguage)
135    pcc_linker = self.setCompilers.getLinker()
136    self.addMakeMacro('PCC_LINKER',pcc_linker)
137    self.addMakeMacro('PCC_LINKER_FLAGS',self.setCompilers.getLinkerFlags())
138    self.setCompilers.popLanguage()
139    # '' for Unix, .exe for Windows
140    self.addMakeMacro('CC_LINKER_SUFFIX','')
141    self.addMakeMacro('PCC_LINKER_LIBS',self.libraries.toStringNoDupes(self.compilers.flibs+self.compilers.cxxlibs+self.compilers.LIBS.split(' '))+self.CHUD.LIBS)
142
143    if hasattr(self.compilers, 'FC'):
144      self.setCompilers.pushLanguage('FC')
145      # need FPPFLAGS in config/setCompilers
146      self.addDefine('HAVE_FORTRAN','1')
147      self.addMakeMacro('FPP_FLAGS',self.setCompilers.CPPFLAGS)
148
149      # compiler values
150      self.addMakeMacro('FC_FLAGS',self.setCompilers.getCompilerFlags())
151      self.setCompilers.popLanguage()
152      # .o or .obj
153      self.addMakeMacro('FC_SUFFIX','o')
154
155      # executable linker values
156      self.setCompilers.pushLanguage('FC')
157      # Cannot have NAG f90 as the linker - so use pcc_linker as fc_linker
158      fc_linker = self.setCompilers.getLinker()
159      if config.setCompilers.Configure.isNAG(fc_linker):
160        self.addMakeMacro('FC_LINKER',pcc_linker)
161      else:
162        self.addMakeMacro('FC_LINKER',fc_linker)
163      self.addMakeMacro('FC_LINKER_FLAGS',self.setCompilers.getLinkerFlags())
164      # apple requires this shared library linker flag on SOME versions of the os
165      if self.setCompilers.getLinkerFlags().find('-Wl,-commons,use_dylibs') > -1:
166        self.addMakeMacro('DARWIN_COMMONS_USE_DYLIBS',' -Wl,-commons,use_dylibs ')
167      self.setCompilers.popLanguage()
168
169      # F90 Modules
170      if self.setCompilers.fortranModuleIncludeFlag:
171        self.addMakeMacro('FC_MODULE_FLAG', self.setCompilers.fortranModuleIncludeFlag)
172      if self.setCompilers.fortranModuleIncludeFlag:
173        self.addMakeMacro('FC_MODULE_OUTPUT_FLAG', self.setCompilers.fortranModuleOutputFlag)
174    else:
175      self.addMakeMacro('FC','')
176
177    # shared library linker values
178    self.setCompilers.pushLanguage(self.languages.clanguage)
179    # need to fix BuildSystem to collect these separately
180    self.addMakeMacro('SL_LINKER',self.setCompilers.getLinker())
181    self.addMakeMacro('SL_LINKER_FLAGS','${PCC_LINKER_FLAGS}')
182    self.setCompilers.popLanguage()
183    # One of 'a', 'so', 'lib', 'dll', 'dylib' (perhaps others also?) depending on the library generator and architecture
184    # Note: . is not included in this macro, consistent with AR_LIB_SUFFIX
185    if self.setCompilers.sharedLibraryExt == self.setCompilers.AR_LIB_SUFFIX:
186      self.addMakeMacro('SL_LINKER_SUFFIX', '')
187      self.addDefine('SLSUFFIX','""')
188    else:
189      self.addMakeMacro('SL_LINKER_SUFFIX', self.setCompilers.sharedLibraryExt)
190      self.addDefine('SLSUFFIX','"'+self.setCompilers.sharedLibraryExt+'"')
191
192    #SL_LINKER_LIBS is currently same as PCC_LINKER_LIBS - so simplify
193    self.addMakeMacro('SL_LINKER_LIBS','${PCC_LINKER_LIBS}')
194    #self.addMakeMacro('SL_LINKER_LIBS',self.libraries.toStringNoDupes(self.compilers.flibs+self.compilers.cxxlibs+self.compilers.LIBS.split(' ')))
195
196#-----------------------------------------------------------------------------------------------------
197
198    # CONLY or CPP. We should change the PETSc makefiles to do this better
199    if self.languages.clanguage == 'C': lang = 'CONLY'
200    else: lang = 'CXXONLY'
201    self.addMakeMacro('PETSC_LANGUAGE',lang)
202
203    # real or complex
204    self.addMakeMacro('PETSC_SCALAR',self.scalartypes.scalartype)
205    # double or float
206    self.addMakeMacro('PETSC_PRECISION',self.scalartypes.precision)
207
208    if self.framework.argDB['with-batch']:
209      self.addMakeMacro('PETSC_WITH_BATCH','1')
210
211    # Test for compiler-specific macros that need to be defined.
212    if self.setCompilers.isCray('CC'):
213      self.addDefine('HAVE_CRAYC','1')
214
215#-----------------------------------------------------------------------------------------------------
216    if self.functions.haveFunction('gethostbyname') and self.functions.haveFunction('socket'):
217      self.addDefine('USE_SOCKET_VIEWER','1')
218
219#-----------------------------------------------------------------------------------------------------
220    # print include and lib for external packages
221    self.framework.packages.reverse()
222    includes = []
223    libs = []
224    for i in self.framework.packages:
225      self.addDefine('HAVE_'+i.PACKAGE, 1)
226      if not isinstance(i.lib, list):
227        i.lib = [i.lib]
228      libs.extend(i.lib)
229      self.addMakeMacro(i.PACKAGE+'_LIB', self.libraries.toStringNoDupes(i.lib))
230      if hasattr(i,'include'):
231        if not isinstance(i.include,list):
232          i.include = [i.include]
233        includes.extend(i.include)
234        self.addMakeMacro(i.PACKAGE+'_INCLUDE',self.headers.toStringNoDupes(i.include))
235    self.addMakeMacro('PACKAGES_LIBS',self.libraries.toStringNoDupes(libs+self.libraries.math))
236    self.addMakeMacro('PACKAGES_INCLUDES',self.headers.toStringNoDupes(includes))
237    if hasattr(self.compilers, 'FC'):
238      if self.compilers.fortranIsF90:
239        self.addMakeMacro('PACKAGES_MODULES_INCLUDES',self.headers.toStringModulesNoDupes(includes))
240
241    self.addMakeMacro('INSTALL_DIR',self.installdir)
242    self.addDefine('LIB_DIR','"'+os.path.join(self.installdir,'lib')+'"')
243
244    if self.framework.argDB['with-single-library']:
245      # overrides the values set in conf/variables
246      self.addMakeMacro('LIBNAME','${INSTALL_LIB_DIR}/libpetsc.${AR_LIB_SUFFIX}')
247      self.addMakeMacro('PETSC_SYS_LIB_BASIC','-lpetsc')
248      self.addMakeMacro('PETSC_VEC_LIB_BASIC','-lpetsc')
249      self.addMakeMacro('PETSC_MAT_LIB_BASIC','-lpetsc')
250      self.addMakeMacro('PETSC_DM_LIB_BASIC','-lpetsc')
251      self.addMakeMacro('PETSC_KSP_LIB_BASIC','-lpetsc')
252      self.addMakeMacro('PETSC_SNES_LIB_BASIC','-lpetsc')
253      self.addMakeMacro('PETSC_TS_LIB_BASIC','-lpetsc')
254      self.addMakeMacro('PETSC_LIB_BASIC','-lpetsc')
255      self.addMakeMacro('PETSC_CONTRIB_BASIC','-lpetsc')
256      self.addMakeMacro('SHLIBS','libpetsc')
257      self.addDefine('USE_SINGLE_LIBRARY', '1')
258
259    if not os.path.exists(os.path.join(self.petscdir.dir,self.arch.arch,'lib')):
260      os.makedirs(os.path.join(self.petscdir.dir,self.arch.arch,'lib'))
261
262    # add a makefile entry for configure options
263    self.addMakeMacro('CONFIGURE_OPTIONS', self.framework.getOptionsString(['configModules', 'optionsModule']).replace('\"','\\"'))
264    return
265
266  def dumpConfigInfo(self):
267    import time
268    fd = file(os.path.join(self.arch.arch,'include','petscconfiginfo.h'),'w')
269    fd.write('static const char *petscconfigureruntime = "'+time.ctime(time.time())+'";\n')
270    fd.write('static const char *petscconfigureoptions = "'+self.framework.getOptionsString(['configModules', 'optionsModule']).replace('\"','\\"')+'";\n')
271    fd.close()
272    return
273
274
275  def configurePrefetch(self):
276    '''Sees if there are any prefetch functions supported'''
277    self.pushLanguage(self.languages.clanguage)
278    if self.checkLink('#include <xmmintrin.h>', 'void *v = 0;_mm_prefetch(v,(enum _mm_hint)0);\n'):
279      self.addDefine('HAVE_XMMINTRIN_H', 1)
280      self.addDefine('Prefetch(a,b,c)', '_mm_prefetch((const void*)(a),(enum _mm_hint)c)')
281    elif self.checkLink('#include <xmmintrin.h>', 'void *v = 0;_mm_prefetch((const char*)v,(enum _mm_hint)0);\n'):
282      self.addDefine('HAVE_XMMINTRIN_H', 1)
283      self.addDefine('Prefetch(a,b,c)', '_mm_prefetch((const char*)(a),(enum _mm_hint)c)')
284    elif self.checkLink('', 'void *v = 0;__builtin_prefetch(v,0,0);\n'):
285      self.addDefine('Prefetch(a,b,c)', '__builtin_prefetch(a,b,c)')
286    else:
287      self.addDefine('Prefetch(a,b,c)', ' ')
288    self.popLanguage()
289
290  def configureExpect(self):
291    '''Sees if the __builtin_expect directive is supported'''
292    self.pushLanguage(self.languages.clanguage)
293    if self.checkLink('', 'if (__builtin_expect(0,1)) return 1;'):
294      self.addDefine('HAVE_BUILTIN_EXPECT', 1)
295    self.popLanguage()
296
297  def configureIntptrt(self):
298    '''Determine what to use for uintptr_t'''
299    def staticAssertSizeMatchesVoidStar(inc,typename):
300      # The declaration is an error if either array size is negative.
301      # It should be okay to use an int that is too large, but it would be very unlikely for this to be the case
302      return self.checkCompile(inc, '#define SZ (sizeof(void*)-sizeof(%s))\nint type_is_too_large[SZ],type_is_too_small[-SZ];'%typename)
303    self.pushLanguage(self.languages.clanguage)
304    if self.checkCompile('#include <stdint.h>', 'int x; uintptr_t i = (uintptr_t)&x;'):
305      self.addDefine('UINTPTR_T', 'uintptr_t')
306    elif staticAssertSizeMatchesVoidStar('','unsigned long long'):
307      self.addDefine('UINTPTR_T', 'unsigned long long')
308    elif staticAssertSizeMatchesVoidStar('#include <stdlib.h>','size_t') or staticAssertSizeMatchesVoidStar('#include <string.h>', 'size_t'):
309      self.addDefine('UINTPTR_T', 'size_t')
310    elif staticAssertSizeMatchesVoidStar('','unsigned'):
311      self.addDefine('UINTPTR_T', 'unsigned')
312    self.popLanguage()
313
314  def configureInline(self):
315    '''Get a generic inline keyword, depending on the language'''
316    if self.languages.clanguage == 'C':
317      self.addDefine('STATIC_INLINE', self.compilers.cStaticInlineKeyword)
318      self.addDefine('RESTRICT', self.compilers.cRestrict)
319    elif self.languages.clanguage == 'Cxx':
320      self.addDefine('STATIC_INLINE', self.compilers.cxxStaticInlineKeyword)
321      self.addDefine('RESTRICT', self.compilers.cxxRestrict)
322    return
323
324  def configureSolaris(self):
325    '''Solaris specific stuff'''
326    if self.arch.hostOsBase.startswith('solaris'):
327      if os.path.isdir(os.path.join('/usr','ucblib')):
328        try:
329          flag = getattr(self.setCompilers, self.language[-1]+'SharedLinkerFlag')
330        except AttributeError:
331          flag = None
332        if flag is None:
333          self.compilers.LIBS += ' -L/usr/ucblib'
334        else:
335          self.compilers.LIBS += ' '+flag+'/usr/ucblib'
336    return
337
338  def configureLinux(self):
339    '''Linux specific stuff'''
340    if self.arch.hostOsBase == 'linux':
341      self.addDefine('HAVE_DOUBLE_ALIGN_MALLOC', 1)
342    return
343
344  def configureWin32(self):
345    '''Win32 non-cygwin specific stuff'''
346    kernel32=0
347    if self.libraries.add('Kernel32.lib','GetComputerName',prototype='#include <Windows.h>', call='GetComputerName(NULL,NULL);'):
348      self.addDefine('HAVE_WINDOWS_H',1)
349      self.addDefine('HAVE_GETCOMPUTERNAME',1)
350      kernel32=1
351    elif self.libraries.add('kernel32','GetComputerName',prototype='#include <Windows.h>', call='GetComputerName(NULL,NULL);'):
352      self.addDefine('HAVE_WINDOWS_H',1)
353      self.addDefine('HAVE_GETCOMPUTERNAME',1)
354      kernel32=1
355    if kernel32:
356      if self.framework.argDB['with-windows-graphics']:
357        self.addDefine('USE_WINDOWS_GRAPHICS',1)
358      if self.checkLink('#include <Windows.h>','LoadLibrary(0)'):
359        self.addDefine('HAVE_LOADLIBRARY',1)
360      if self.checkLink('#include <Windows.h>','GetProcAddress(0,0)'):
361        self.addDefine('HAVE_GETPROCADDRESS',1)
362      if self.checkLink('#include <Windows.h>','FreeLibrary(0)'):
363        self.addDefine('HAVE_FREELIBRARY',1)
364      if self.checkLink('#include <Windows.h>','GetLastError()'):
365        self.addDefine('HAVE_GETLASTERROR',1)
366      if self.checkLink('#include <Windows.h>','SetLastError(0)'):
367        self.addDefine('HAVE_SETLASTERROR',1)
368      if self.checkLink('#include <Windows.h>\n','QueryPerformanceCounter(0);\n'):
369        self.addDefine('USE_NT_TIME',1)
370    if self.libraries.add('Advapi32.lib','GetUserName',prototype='#include <Windows.h>', call='GetUserName(NULL,NULL);'):
371      self.addDefine('HAVE_GET_USER_NAME',1)
372    elif self.libraries.add('advapi32','GetUserName',prototype='#include <Windows.h>', call='GetUserName(NULL,NULL);'):
373      self.addDefine('HAVE_GET_USER_NAME',1)
374
375    if not self.libraries.add('User32.lib','GetDC',prototype='#include <Windows.h>',call='GetDC(0);'):
376      self.libraries.add('user32','GetDC',prototype='#include <Windows.h>',call='GetDC(0);')
377    if not self.libraries.add('Gdi32.lib','CreateCompatibleDC',prototype='#include <Windows.h>',call='CreateCompatibleDC(0);'):
378      self.libraries.add('gdi32','CreateCompatibleDC',prototype='#include <Windows.h>',call='CreateCompatibleDC(0);')
379
380    self.types.check('int32_t', 'int')
381    if not self.checkCompile('#include <sys/types.h>\n','uid_t u;\n'):
382      self.addTypedef('int', 'uid_t')
383      self.addTypedef('int', 'gid_t')
384    if not self.checkLink('#if defined(PETSC_HAVE_UNISTD_H)\n#include <unistd.h>\n#endif\n','int a=R_OK;\n'):
385      self.framework.addDefine('R_OK', '04')
386      self.framework.addDefine('W_OK', '02')
387      self.framework.addDefine('X_OK', '01')
388    if not self.checkLink('#include <sys/stat.h>\n','int a=0;\nif (S_ISDIR(a)){}\n'):
389      self.framework.addDefine('S_ISREG(a)', '(((a)&_S_IFMT) == _S_IFREG)')
390      self.framework.addDefine('S_ISDIR(a)', '(((a)&_S_IFMT) == _S_IFDIR)')
391    if self.checkCompile('#include <Windows.h>\n','LARGE_INTEGER a;\nDWORD b=a.u.HighPart;\n'):
392      self.addDefine('HAVE_LARGE_INTEGER_U',1)
393
394    # Windows requires a Binary file creation flag when creating/opening binary files.  Is a better test in order?
395    if self.checkCompile('#include <Windows.h>\n',''):
396      self.addDefine('HAVE_O_BINARY',1)
397
398    if self.compilers.CC.find('win32fe') >= 0:
399      self.addDefine('PATH_SEPARATOR','\';\'')
400      self.addDefine('DIR_SEPARATOR','\'\\\\\'')
401      self.addDefine('REPLACE_DIR_SEPARATOR','\'/\'')
402      self.addDefine('CANNOT_START_DEBUGGER',1)
403    else:
404      self.addDefine('PATH_SEPARATOR','\':\'')
405      self.addDefine('REPLACE_DIR_SEPARATOR','\'\\\\\'')
406      self.addDefine('DIR_SEPARATOR','\'/\'')
407    return
408
409#-----------------------------------------------------------------------------------------------------
410  def configureDefaultArch(self):
411    conffile = os.path.join('conf', 'petscvariables')
412    if self.framework.argDB['with-default-arch']:
413      fd = file(conffile, 'w')
414      fd.write('PETSC_ARCH='+self.arch.arch+'\n')
415      fd.write('PETSC_DIR='+self.petscdir.dir+'\n')
416      fd.write('include ${PETSC_DIR}/${PETSC_ARCH}/conf/petscvariables\n')
417      fd.close()
418      self.framework.actions.addArgument('PETSc', 'Build', 'Set default architecture to '+self.arch.arch+' in '+conffile)
419    elif os.path.isfile(conffile):
420      try:
421        os.unlink(conffile)
422      except:
423        raise RuntimeError('Unable to remove file '+conffile+'. Did a different user create it?')
424    return
425
426#-----------------------------------------------------------------------------------------------------
427  def configureScript(self):
428    '''Output a script in the conf directory which will reproduce the configuration'''
429    import nargs
430    import sys
431    scriptName = os.path.join(self.arch.arch,'conf', 'reconfigure-'+self.arch.arch+'.py')
432    args = dict([(nargs.Arg.parseArgument(arg)[0], arg) for arg in self.framework.clArgs])
433    if 'configModules' in args:
434      if nargs.Arg.parseArgument(args['configModules'])[1] == 'PETSc.Configure':
435        del args['configModules']
436    if 'optionsModule' in args:
437      if nargs.Arg.parseArgument(args['optionsModule'])[1] == 'PETSc.compilerOptions':
438        del args['optionsModule']
439    if not 'PETSC_ARCH' in args:
440      args['PETSC_ARCH'] = 'PETSC_ARCH='+str(self.arch.arch)
441    f = file(scriptName, 'w')
442    f.write('#!'+sys.executable+'\n')
443    f.write('if __name__ == \'__main__\':\n')
444    f.write('  import sys\n')
445    f.write('  sys.path.insert(0, '+repr(os.path.join(self.petscdir.dir, 'config'))+')\n')
446    f.write('  import configure\n')
447    # pretty print repr(args.values())
448    f.write('  configure_options = [\n')
449    for itm in args.values():
450      f.write('    \''+str(itm)+'\',\n')
451    f.write('  ]\n')
452    f.write('  configure.petsc_configure(configure_options)\n')
453    f.close()
454    try:
455      os.chmod(scriptName, 0775)
456    except OSError, e:
457      self.framework.logPrint('Unable to make reconfigure script executable:\n'+str(e))
458    self.framework.actions.addArgument('PETSc', 'File creation', 'Created '+scriptName+' for automatic reconfiguration')
459    return
460
461  def configureInstall(self):
462    '''Setup the directories for installation'''
463    if self.framework.argDB['prefix']:
464      self.installdir = self.framework.argDB['prefix']
465      self.addMakeRule('shared_nomesg_noinstall','')
466      self.addMakeRule('shared_install','',['-@echo "Now to install the libraries do: make install or perhaps sudo make install"',\
467                                              '-@echo "========================================="'])
468    else:
469      self.installdir = os.path.join(self.petscdir.dir,self.arch.arch)
470      self.addMakeRule('shared_nomesg_noinstall','shared_nomesg')
471      self.addMakeRule('shared_install','',['-@echo "Now to check if the libraries are working do: make test"',\
472                                              '-@echo "========================================="'])
473      return
474
475  def configureGCOV(self):
476    if self.framework.argDB['with-gcov']:
477      self.addDefine('USE_GCOV','1')
478    return
479
480  def configureFortranFlush(self):
481    if hasattr(self.compilers, 'FC'):
482      for baseName in ['flush','flush_']:
483        if self.libraries.check('', baseName, otherLibs = self.compilers.flibs, fortranMangle = 1):
484          self.addDefine('HAVE_'+baseName.upper(), 1)
485          return
486
487
488  def configure(self):
489    if not os.path.samefile(self.petscdir.dir, os.getcwd()):
490      raise RuntimeError('Wrong PETSC_DIR option specified: '+str(self.petscdir.dir) + '\n  Configure invoked in: '+os.path.realpath(os.getcwd()))
491    self.framework.header          = self.arch.arch+'/include/petscconf.h'
492    self.framework.cHeader         = self.arch.arch+'/include/petscfix.h'
493    self.framework.makeMacroHeader = self.arch.arch+'/conf/petscvariables'
494    self.framework.makeRuleHeader  = self.arch.arch+'/conf/petscrules'
495    if self.libraries.math is None:
496      raise RuntimeError('PETSc requires a functional math library. Please send configure.log to petsc-maint@mcs.anl.gov.')
497    if self.languages.clanguage == 'Cxx' and not hasattr(self.compilers, 'CXX'):
498      raise RuntimeError('Cannot set C language to C++ without a functional C++ compiler.')
499    self.executeTest(self.configureInline)
500    self.executeTest(self.configurePrefetch)
501    self.executeTest(self.configureExpect);
502    self.executeTest(self.configureIntptrt);
503    self.executeTest(self.configureSolaris)
504    self.executeTest(self.configureLinux)
505    self.executeTest(self.configureWin32)
506    self.executeTest(self.configureDefaultArch)
507    self.executeTest(self.configureScript)
508    self.executeTest(self.configureInstall)
509    self.executeTest(self.configureGCOV)
510    self.executeTest(self.configureFortranFlush)
511    # dummy rules, always needed except for remote builds
512    self.addMakeRule('remote','')
513    self.addMakeRule('remoteclean','')
514
515    self.Dump()
516    self.dumpConfigInfo()
517    self.framework.log.write('================================================================================\n')
518    self.logClear()
519    return
520