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def readEnvFile(fname):
"""Reads a bash file with void environment and returns the environment
at the end of the execution."""
proc = sp.Popen('. '+fname+' &> /dev/null; env', \
shell=True, stdout=sp.PIPE, env={})
lines = proc.stdout.read().split('\n')[:-1]
env = dict([l.split('=', 1) for l in lines])
for k in ('SHLVL', 'PWD', '_'):
if env.has_key(k):
del env[k]
return env
def parseConf(fname):
input = file(fname).read()
tests = {}
for line in input.split('\n'):
line = line.strip()
spl = [i.strip() for i in shlex.split(line)]
if len(spl) < 2:
continue
if line[0] == '#':
continue
env = {}
skip = []
change = {}
descr = None
fileenv = {}
# Interpret arguments
for var in spl[2:]:
# if begins with '-': skip implementation
if var[0] == '-':
skip.append(var[1:])
# if key:value, substitute pkg-config dependency
elif ':' in var and not '=' in var:
c_0, c_1 = var.split(':', 1)
change[c_0] = c_1
# if descr|text set description (for future use)
elif var[:6] == 'descr|':
descr = var[6:]
# if @file: read bash script and set env
elif var[0] == '@':
fileenvNew = readEnvFile(pjoin(cfg.curdir, var[1:]))
fileenv = dict( fileenv.items() + fileenvNew.items() )
del fileenvNew
# Otherwise, assume key=value syntax
else:
e_0, e_1 = var.split('=', 1)
env[e_0] = e_1
# Set environment (argument overrides bash file)
env = dict( fileenv.items() + env.items() )
try:
# Insert test
avail = available_packages(spl[1])[-1]
tests[spl[0]] = {'package':avail , 'emergeenv':env, 'skip':skip, \
'requires':change, 'descr':descr}
except:
# Or trigger an non-fatal error
sys.stderr.write('Error: package ' + spl[1] + ' not found\n')
return tests
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