xref: /petsc/config/PETSc/options/languages.py (revision bebe2cf65d55febe21a5af8db2bd2e168caaa2e7)
1#!/usr/bin/env python
2from __future__ import generators
3import user
4import config.base
5
6class Configure(config.base.Configure):
7  def __init__(self, framework):
8    config.base.Configure.__init__(self, framework)
9    self.headerPrefix = ''
10    self.substPrefix  = ''
11    return
12
13  def __str1__(self):
14    if not hasattr(self, 'clanguage'):
15      return ''
16    return '  Clanguage: ' + self.clanguage +'\n'
17
18  def setupHelp(self, help):
19    import nargs
20    help.addArgument('PETSc', '-with-clanguage=<C or C++>', nargs.Arg(None, 'C', 'Specify C (recommended) or C++ to compile PETSc. You can use C++ in either case.'))
21    return
22
23  def setupDependencies(self, framework):
24    config.base.Configure.setupDependencies(self, framework)
25    return
26
27  def configureCLanguage(self):
28    '''Choose whether to compile the PETSc library using a C or C++ compiler'''
29    self.clanguage = self.framework.argDB['with-clanguage'].upper().replace('+','x').replace('X','x')
30    if not self.clanguage in ['C', 'Cxx']:
31      raise RuntimeError('Invalid C language specified: '+str(self.clanguage))
32    self.framework.logPrint('C language is '+str(self.clanguage))
33    self.addDefine('CLANGUAGE_'+self.clanguage.upper(),'1')
34    self.framework.require('config.setCompilers', None).mainLanguage = self.clanguage
35
36  def configure(self):
37    self.executeTest(self.configureCLanguage)
38    return
39