xref: /petsc/config/PETSc/options/installDir.py (revision bebe2cf65d55febe21a5af8db2bd2e168caaa2e7) 
1#!/usr/bin/env python
2from __future__ import generators
3import user
4import config.base
5import os
6
7class Configure(config.base.Configure):
8  def __init__(self, framework):
9    config.base.Configure.__init__(self, framework)
10    self.headerPrefix = ''
11    self.substPrefix  = ''
12    return
13
14  def __str__(self):
15    return ''
16
17  def setupHelp(self, help):
18    import nargs
19    help.addArgument('PETSc', '-with-clean=<bool>',         nargs.ArgBool(None, 0, 'Delete prior build files including externalpackages'))
20    return
21
22  def setupDependencies(self, framework):
23    config.base.Configure.setupDependencies(self, framework)
24    self.petscdir = framework.require('PETSc.options.petscdir', self)
25    self.arch     = framework.require('PETSc.options.arch', self)
26    return
27
28  def printSudoPasswordMessage(self,needsudo = 1):
29    '''Prints a message that sudo password will be needed for installs of packages'''
30    '''Packages like sowing and make that are never installed in an sudo location would pass 0 for needsudo'''
31    if needsudo and self.installSudoMessage:
32      self.logPrintBox(self.installSudoMessage)
33      self.installSudoMessage = ''
34
35  def setInstallDir(self):
36    ''' setup installDir to either prefix or if that is not set to PETSC_DIR/PETSC_ARCH'''
37    self.installSudo        = ''
38    self.installSudoMessage = ''
39    if self.framework.argDB['prefix']:
40      self.dir = self.framework.argDB['prefix']
41      try:
42        os.makedirs(os.path.join(self.dir,'PETScTestDirectory'))
43        os.rmdir(os.path.join(self.dir,'PETScTestDirectory'))
44      except:
45        self.installSudoMessage = 'You do not have write permissions to the --prefix directory '+self.dir+'\nYou will be prompted for the sudo password for any external package installs'
46        self.installSudo = 'sudo '
47    else:
48      self.dir = os.path.abspath(os.path.join(self.petscdir.dir, self.arch.arch))
49    self.confDir = os.path.abspath(os.path.join(self.petscdir.dir, self.arch.arch))
50
51  def configureInstallDir(self):
52    '''Makes  installDir subdirectories if it does not exist for both prefix install location and PETSc work install location'''
53    dir = os.path.abspath(os.path.join(self.petscdir.dir, self.arch.arch))
54    if not os.path.exists(dir):
55      os.makedirs(dir)
56    for i in ['include','lib','bin',os.path.join('lib','petsc','conf')]:
57      newdir = os.path.join(dir,i)
58      if not os.path.exists(newdir):
59        os.makedirs(newdir)
60    if os.path.isfile(self.framework.argDB.saveFilename):
61      os.remove(self.framework.argDB.saveFilename)
62    confdir = os.path.join(dir,'lib','petsc','conf')
63    self.framework.argDB.saveFilename = os.path.abspath(os.path.join(confdir, 'RDict.db'))
64    self.framework.logPrint('Changed persistence directory to '+confdir)
65    return
66
67  def cleanInstallDir(self):
68    import shutil
69    if self.framework.argDB['with-clean'] and os.path.isdir(self.dir):
70      self.logPrintBox('Warning: "with-clean" is specified. Removing all build files from '+ self.dir)
71      shutil.rmtree(self.dir)
72    return
73
74  def saveReconfigure(self):
75    self.reconfigure_file = os.path.join(self.dir,'lib','petsc','conf','reconfigure-'+self.arch.arch+'.py')
76    self.save_reconfigure_file = None
77    if self.framework.argDB['with-clean'] and os.path.exists(self.reconfigure_file):
78      self.save_reconfigure_file = '.save.reconfigure-'+self.arch.arch+'.py'
79      try:
80        if os.path.exists(self.save_reconfigure_file): os.unlink(self.save_reconfigure_file)
81        os.rename(self.reconfigure_file,self.save_reconfigure_file)
82      except Exception, e:
83        self.save_reconfigure_file = None
84        self.framework.logPrint('error in saveReconfigure(): '+ str(e))
85    return
86
87  def restoreReconfigure(self):
88    if self.framework.argDB['with-clean'] and self.save_reconfigure_file:
89      try:
90        os.rename(self.save_reconfigure_file,self.reconfigure_file)
91      except Exception, e:
92        self.framework.logPrint('error in restoreReconfigure(): '+ str(e))
93    return
94
95  def configure(self):
96    self.executeTest(self.setInstallDir)
97    self.executeTest(self.saveReconfigure)
98    self.executeTest(self.cleanInstallDir)
99    self.executeTest(self.configureInstallDir)
100    self.executeTest(self.restoreReconfigure)
101    return
102