1#!/usr/bin/env python 2import re, os, sys, shutil 3 4if os.environ.has_key('PETSC_DIR'): 5 PETSC_DIR = os.environ['PETSC_DIR'] 6else: 7 fd = file(os.path.join('conf','petscvariables')) 8 a = fd.readline() 9 a = fd.readline() 10 PETSC_DIR = a.split('=')[1][0:-1] 11 fd.close() 12 13if os.environ.has_key('PETSC_ARCH'): 14 PETSC_ARCH = os.environ['PETSC_ARCH'] 15else: 16 fd = file(os.path.join('conf','petscvariables')) 17 a = fd.readline() 18 PETSC_ARCH = a.split('=')[1][0:-1] 19 fd.close() 20 21print '*** using PETSC_DIR='+PETSC_DIR+' PETSC_ARCH='+PETSC_ARCH+' ***' 22sys.path.insert(0, os.path.join(PETSC_DIR, 'config')) 23sys.path.insert(0, os.path.join(PETSC_DIR, 'config', 'BuildSystem')) 24 25import script 26 27try: 28 WindowsError 29except NameError: 30 WindowsError = None 31 32class Installer(script.Script): 33 def __init__(self, clArgs = None): 34 import RDict 35 argDB = RDict.RDict(None, None, 0, 0, readonly = True) 36 if os.environ.has_key('PETSC_DIR'): 37 PETSC_DIR = os.environ['PETSC_DIR'] 38 else: 39 fd = file(os.path.join('conf','petscvariables')) 40 a = fd.readline() 41 a = fd.readline() 42 PETSC_DIR = a.split('=')[1][0:-1] 43 fd.close() 44 argDB.saveFilename = os.path.join(PETSC_DIR, PETSC_ARCH, 'conf', 'RDict.db') 45 argDB.load() 46 script.Script.__init__(self, argDB = argDB) 47 if not clArgs is None: self.clArgs = clArgs 48 self.copies = [] 49 return 50 51 def setupHelp(self, help): 52 import nargs 53 script.Script.setupHelp(self, help) 54 help.addArgument('Installer', '-destDir=<path>', nargs.Arg(None, None, 'Destination Directory for install')) 55 return 56 57 58 def setupModules(self): 59 self.setCompilers = self.framework.require('config.setCompilers', None) 60 self.arch = self.framework.require('PETSc.utilities.arch', None) 61 self.petscdir = self.framework.require('PETSc.utilities.petscdir', None) 62 self.makesys = self.framework.require('config.programs', None) 63 self.compilers = self.framework.require('config.compilers', None) 64 return 65 66 def setup(self): 67 script.Script.setup(self) 68 self.framework = self.loadConfigure() 69 self.setupModules() 70 return 71 72 def setupDirectories(self): 73 self.rootDir = self.petscdir.dir 74 self.destDir = os.path.abspath(self.argDB['destDir']) 75 self.installDir = self.framework.argDB['prefix'] 76 self.arch = self.arch.arch 77 self.rootIncludeDir = os.path.join(self.rootDir, 'include') 78 self.archIncludeDir = os.path.join(self.rootDir, self.arch, 'include') 79 self.rootConfDir = os.path.join(self.rootDir, 'conf') 80 self.archConfDir = os.path.join(self.rootDir, self.arch, 'conf') 81 self.rootBinDir = os.path.join(self.rootDir, 'bin') 82 self.archBinDir = os.path.join(self.rootDir, self.arch, 'bin') 83 self.archLibDir = os.path.join(self.rootDir, self.arch, 'lib') 84 self.destIncludeDir = os.path.join(self.destDir, 'include') 85 self.destConfDir = os.path.join(self.destDir, 'conf') 86 self.destLibDir = os.path.join(self.destDir, 'lib') 87 self.destBinDir = os.path.join(self.destDir, 'bin') 88 self.installIncludeDir = os.path.join(self.installDir, 'include') 89 self.installBinDir = os.path.join(self.installDir, 'bin') 90 91 self.make = self.makesys.make+' '+self.makesys.flags 92 self.ranlib = self.compilers.RANLIB 93 self.libSuffix = self.compilers.AR_LIB_SUFFIX 94 return 95 96 def copytree(self, src, dst, symlinks = False, copyFunc = shutil.copy2): 97 """Recursively copy a directory tree using copyFunc, which defaults to shutil.copy2(). 98 99 The destination directory must not already exist. 100 If exception(s) occur, an shutil.Error is raised with a list of reasons. 101 102 If the optional symlinks flag is true, symbolic links in the 103 source tree result in symbolic links in the destination tree; if 104 it is false, the contents of the files pointed to by symbolic 105 links are copied. 106 """ 107 copies = [] 108 names = os.listdir(src) 109 if not os.path.exists(dst): 110 os.makedirs(dst) 111 elif not os.path.isdir(dst): 112 raise shutil.Error, 'Destination is not a directory' 113 errors = [] 114 for name in names: 115 srcname = os.path.join(src, name) 116 dstname = os.path.join(dst, name) 117 try: 118 if symlinks and os.path.islink(srcname): 119 linkto = os.readlink(srcname) 120 os.symlink(linkto, dstname) 121 elif os.path.isdir(srcname): 122 copies.extend(self.copytree(srcname, dstname, symlinks)) 123 else: 124 copyFunc(srcname, dstname) 125 copies.append((srcname, dstname)) 126 # XXX What about devices, sockets etc.? 127 except (IOError, os.error), why: 128 errors.append((srcname, dstname, str(why))) 129 # catch the Error from the recursive copytree so that we can 130 # continue with other files 131 except shutil.Error, err: 132 errors.extend(err.args[0]) 133 try: 134 shutil.copystat(src, dst) 135 except OSError, e: 136 if WindowsError is not None and isinstance(e, WindowsError): 137 # Copying file access times may fail on Windows 138 pass 139 else: 140 errors.extend((src, dst, str(e))) 141 if errors: 142 raise shutil.Error, errors 143 return copies 144 145 146 def fixConfFile(self, src): 147 lines = [] 148 oldFile = open(src, 'r') 149 for line in oldFile.readlines(): 150 # paths generated by configure could be different link-path than whats used by user, so fix both 151 line = re.sub(re.escape(os.path.join(self.rootDir, self.arch)), self.installDir, line) 152 line = re.sub(re.escape(os.path.realpath(os.path.join(self.rootDir, self.arch))), self.installDir, line) 153 line = re.sub(re.escape(os.path.join(self.rootDir, 'bin')), self.installBinDir, line) 154 line = re.sub(re.escape(os.path.realpath(os.path.join(self.rootDir, 'bin'))), self.installBinDir, line) 155 line = re.sub(re.escape(os.path.join(self.rootDir, 'include')), self.installIncludeDir, line) 156 line = re.sub(re.escape(os.path.realpath(os.path.join(self.rootDir, 'include'))), self.installIncludeDir, line) 157 # remove PETSC_DIR/PETSC_ARCH variables from conf-makefiles. They are no longer necessary 158 line = re.sub('\$\{PETSC_DIR\}/\$\{PETSC_ARCH\}', self.installDir, line) 159 line = re.sub('PETSC_ARCH=\$\{PETSC_ARCH\}', '', line) 160 line = re.sub('\$\{PETSC_DIR\}', self.installDir, line) 161 lines.append(line) 162 oldFile.close() 163 newFile = open(src, 'w') 164 newFile.write(''.join(lines)) 165 newFile.close() 166 return 167 168 def fixConf(self): 169 import shutil 170 # copy standard rules and variables file so that we can change them in place 171 for file in ['rules', 'variables']: 172 shutil.copy2(os.path.join(self.rootConfDir,file),os.path.join(self.archConfDir,file)) 173 for file in ['rules', 'variables','petscrules', 'petscvariables']: 174 self.fixConfFile(os.path.join(self.archConfDir,file)) 175 176 def createUninstaller(self): 177 uninstallscript = os.path.join(self.archConfDir, 'uninstall.py') 178 f = open(uninstallscript, 'w') 179 # Could use the Python AST to do this 180 f.write('#!'+sys.executable+'\n') 181 f.write('import os\n') 182 183 f.write('copies = '+re.sub(self.destDir,self.installDir,repr(self.copies))) 184 f.write(''' 185for src, dst in copies: 186 if os.path.exists(dst): 187 os.remove(dst) 188''') 189 f.close() 190 os.chmod(uninstallscript,0744) 191 return 192 193 def installIncludes(self): 194 self.copies.extend(self.copytree(self.rootIncludeDir, self.destIncludeDir)) 195 self.copies.extend(self.copytree(self.archIncludeDir, self.destIncludeDir)) 196 return 197 198 def installConf(self): 199 self.copies.extend(self.copytree(self.rootConfDir, self.destConfDir)) 200 self.copies.extend(self.copytree(self.archConfDir, self.destConfDir)) 201 202 def installBin(self): 203 self.copies.extend(self.copytree(self.rootBinDir, self.destBinDir)) 204 self.copies.extend(self.copytree(self.archBinDir, self.destBinDir)) 205 return 206 207 def copyLib(self, src, dst): 208 '''Run ranlib on the destination library if it is an archive. Also run install_name_tool on dylib on Mac''' 209 shutil.copy2(src, dst) 210 if os.path.splitext(dst)[1] == '.'+self.libSuffix: 211 self.executeShellCommand(self.ranlib+' '+dst) 212 if os.path.splitext(dst)[1] == '.dylib' and os.path.isfile('/usr/bin/install_name_tool'): 213 installName = re.sub(self.destDir, self.installDir, dst) 214 self.executeShellCommand('/usr/bin/install_name_tool -id ' + installName + ' ' + dst) 215 return 216 217 def installLib(self): 218 self.copies.extend(self.copytree(self.archLibDir, self.destLibDir, copyFunc = self.copyLib)) 219 return 220 221 222 def outputHelp(self): 223 print '''\ 224==================================== 225Install complete. It is useable with PETSC_DIR=%s [and no more PETSC_ARCH]. 226Now to check if the libraries are working do (in current directory): 227make PETSC_DIR=%s test 228====================================\ 229''' % (self.installDir,self.installDir) 230 return 231 232 def runfix(self): 233 self.setup() 234 self.setupDirectories() 235 self.createUninstaller() 236 self.fixConf() 237 238 def runcopy(self): 239 if os.path.exists(self.destDir) and os.path.samefile(self.destDir, os.path.join(self.rootDir,self.arch)): 240 print '********************************************************************' 241 print 'Install directory is current directory; nothing needs to be done' 242 print '********************************************************************' 243 return 244 print '*** Installing PETSc at',self.destDir, ' ***' 245 if not os.path.exists(self.destDir): 246 try: 247 os.makedirs(self.destDir) 248 except: 249 print '********************************************************************' 250 print 'Unable to create', self.destDir, 'Perhaps you need to do "sudo make install"' 251 print '********************************************************************' 252 return 253 if not os.path.isdir(os.path.realpath(self.destDir)): 254 print '********************************************************************' 255 print 'Specified destDir', self.destDir, 'is not a directory. Cannot proceed!' 256 print '********************************************************************' 257 return 258 if not os.access(self.destDir, os.W_OK): 259 print '********************************************************************' 260 print 'Unable to write to ', self.destDir, 'Perhaps you need to do "sudo make install"' 261 print '********************************************************************' 262 return 263 264 self.outputHelp() 265 self.installIncludes() 266 self.installConf() 267 self.installBin() 268 self.installLib() 269 270 return 271 272 def run(self): 273 self.runfix() 274 self.runcopy() 275 276if __name__ == '__main__': 277 Installer(sys.argv[1:]).run() 278 # temporary hack - delete log files created by BuildSystem - when 'sudo make install' is invoked 279 delfiles=['RDict.db','RDict.log','build.log','default.log','build.log.bkp','default.log.bkp'] 280 for delfile in delfiles: 281 if os.path.exists(delfile) and (os.stat(delfile).st_uid==0): 282 os.remove(delfile) 283