diff options
Diffstat (limited to 'numbench/utils/envread.py')
-rw-r--r-- | numbench/utils/envread.py | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/numbench/utils/envread.py b/numbench/utils/envread.py new file mode 100644 index 0000000..126f225 --- /dev/null +++ b/numbench/utils/envread.py @@ -0,0 +1,94 @@ +#===================================================== +# Copyright (C) 2012 Andrea Arteaga <andyspiros@gmail.com> +#===================================================== +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License +# as published by the Free Software Foundation; either version 2 +# of the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +import os, shlex +from os.path import isfile, join as pjoin +from ..benchconfig import libdir + +def transformPaths(root, value): + paths = value.split(':') + newpaths = '' + for p in paths: + if p[0] == '/': + newpaths += ':' + (root + p) + else: + newpaths += ':' + (p) + return newpaths + + +def envread(test): + # Set default paths + path = pjoin(test['root'], 'bin') + ':' + pjoin(test['root'], 'usr/bin') + libpath = pjoin(test['root'], libdir) + addenv = dict( PATH=path, LIBRARY_PATH=libpath, LD_LIBRARY_PATH=libpath ) + + # Merge environment + for k,v in addenv.items(): + if test['compileenv'].has_key(k): + test['compileenv'][k] += ':' + v + else: + test['compileenv'][k] = v + + if test['runenv'].has_key(k): + test['runenv'][k] += ':' + v + else: + test['runenv'][k] = v + + + # Read environment files in (root)/etc/env.d + envdir = pjoin(test['root'], 'etc', 'env.d') + files = [pjoin(envdir, i) for i in os.listdir(envdir)] + files = [i for i in files if isfile(i)] + files.sort() + + for envf in files: + fs = file(envf, 'r') + for l in fs.readlines(): + l = l.strip().split('=', 1) + vname = l[0] + vvalue = shlex.split(l[1])[0] + + if vname[-4:] == 'PATH': + # Append paths in colon-separated list + newpaths = transformPaths(test['root'], vvalue) + + # Compile environment + if test['compileenv'].has_key(vname): + newvar = test['compileenv'][vname] + newpaths + else: + newvar = newpaths[1:] + test['compileenv'][vname] = newvar + + # Run-time environment + if test['runenv'].has_key(vname): + newvar = test['runenv'][vname] + newpaths + else: + newvar = newpaths[1:] + test['runenv'][vname] = newvar + + else: + # Substitute other variables + test['compileenv'][vname] = vvalue + test['runenv'][vname] = vvalue + + # Add LDPATH to LIBRARY_PATH and LD_LIBRARY_PATH + if test['compileenv'].has_key('LDPATH'): + test['compileenv']['LIBRARY_PATH'] += ':' + test['compileenv']['LDPATH'] + test['compileenv']['LD_LIBRARY_PATH']+= ':'+test['compileenv']['LDPATH'] + if test['runenv'].has_key('LDPATH'): + test['runenv']['LIBRARY_PATH'] += ':' + test['runenv']['LDPATH'] + test['runenv']['LD_LIBRARY_PATH'] += ':' + test['runenv']['LDPATH'] |