GIF89a;
EcchiShell v1.0
/
/
usr/
lib64/
lib64/
lib64/
python2.7/
Demo/
0:
key, value = line[:i], string.strip(line[i+1:])
dict[key] = value
status = self._closepipe(f)
if status:
raise IOError, status
return dict
# --- Methods that change files ---
def lock(self, name_rev):
"""Set an rcs lock on NAME_REV."""
name, rev = self.checkfile(name_rev)
cmd = "rcs -l%s %s" % (rev, name)
return self._system(cmd)
def unlock(self, name_rev):
"""Clear an rcs lock on NAME_REV."""
name, rev = self.checkfile(name_rev)
cmd = "rcs -u%s %s" % (rev, name)
return self._system(cmd)
def checkout(self, name_rev, withlock=0, otherflags=""):
"""Check out NAME_REV to its work file.
If optional WITHLOCK is set, check out locked, else unlocked.
The optional OTHERFLAGS is passed to co without
interpretation.
Any output from co goes to directly to stdout.
"""
name, rev = self.checkfile(name_rev)
if withlock: lockflag = "-l"
else: lockflag = "-u"
cmd = 'co %s%s %s %s' % (lockflag, rev, otherflags, name)
return self._system(cmd)
def checkin(self, name_rev, message=None, otherflags=""):
"""Check in NAME_REV from its work file.
The optional MESSAGE argument becomes the checkin message
(default "" if None); or the file description if this is
a new file.
The optional OTHERFLAGS argument is passed to ci without
interpretation.
Any output from ci goes to directly to stdout.
"""
name, rev = self._unmangle(name_rev)
new = not self.isvalid(name)
if not message: message = ""
if message and message[-1] != '\n':
message = message + '\n'
lockflag = "-u"
if new:
f = tempfile.NamedTemporaryFile()
f.write(message)
f.flush()
cmd = 'ci %s%s -t%s %s %s' % \
(lockflag, rev, f.name, otherflags, name)
else:
message = re.sub(r'([\"$`])', r'\\\1', message)
cmd = 'ci %s%s -m"%s" %s %s' % \
(lockflag, rev, message, otherflags, name)
return self._system(cmd)
# --- Exported support methods ---
def listfiles(self, pat = None):
"""Return a list of all version files matching optional PATTERN."""
files = os.listdir(os.curdir)
files = filter(self._isrcs, files)
if os.path.isdir('RCS'):
files2 = os.listdir('RCS')
files2 = filter(self._isrcs, files2)
files = files + files2
files = map(self.realname, files)
return self._filter(files, pat)
def isvalid(self, name):
"""Test whether NAME has a version file associated."""
namev = self.rcsname(name)
return (os.path.isfile(namev) or
os.path.isfile(os.path.join('RCS', namev)))
def rcsname(self, name):
"""Return the pathname of the version file for NAME.
The argument can be a work file name or a version file name.
If the version file does not exist, the name of the version
file that would be created by "ci" is returned.
"""
if self._isrcs(name): namev = name
else: namev = name + ',v'
if os.path.isfile(namev): return namev
namev = os.path.join('RCS', os.path.basename(namev))
if os.path.isfile(namev): return namev
if os.path.isdir('RCS'):
return os.path.join('RCS', namev)
else:
return namev
def realname(self, namev):
"""Return the pathname of the work file for NAME.
The argument can be a work file name or a version file name.
If the work file does not exist, the name of the work file
that would be created by "co" is returned.
"""
if self._isrcs(namev): name = namev[:-2]
else: name = namev
if os.path.isfile(name): return name
name = os.path.basename(name)
return name
def islocked(self, name_rev):
"""Test whether FILE (which must have a version file) is locked.
XXX This does not tell you which revision number is locked and
ignores any revision you may pass in (by virtue of using rlog
-L -R).
"""
f = self._open(name_rev, 'rlog -L -R')
line = f.readline()
status = self._closepipe(f)
if status:
raise IOError, status
if not line: return None
if line[-1] == '\n':
line = line[:-1]
return self.realname(name_rev) == self.realname(line)
def checkfile(self, name_rev):
"""Normalize NAME_REV into a (NAME, REV) tuple.
Raise an exception if there is no corresponding version file.
"""
name, rev = self._unmangle(name_rev)
if not self.isvalid(name):
raise os.error, 'not an rcs file %r' % (name,)
return name, rev
# --- Internal methods ---
def _open(self, name_rev, cmd = 'co -p', rflag = '-r'):
"""INTERNAL: open a read pipe to NAME_REV using optional COMMAND.
Optional FLAG is used to indicate the revision (default -r).
Default COMMAND is "co -p".
Return a file object connected by a pipe to the command's
output.
"""
name, rev = self.checkfile(name_rev)
namev = self.rcsname(name)
if rev:
cmd = cmd + ' ' + rflag + rev
return os.popen("%s %r" % (cmd, namev))
def _unmangle(self, name_rev):
"""INTERNAL: Normalize NAME_REV argument to (NAME, REV) tuple.
Raise an exception if NAME contains invalid characters.
A NAME_REV argument is either NAME string (implying REV='') or
a tuple of the form (NAME, REV).
"""
if type(name_rev) == type(''):
name_rev = name, rev = name_rev, ''
else:
name, rev = name_rev
for c in rev:
if c not in self.okchars:
raise ValueError, "bad char in rev"
return name_rev
def _closepipe(self, f):
"""INTERNAL: Close PIPE and print its exit status if nonzero."""
sts = f.close()
if not sts: return None
detail, reason = divmod(sts, 256)
if reason == 0: return 'exit', detail # Exit status
signal = reason&0x7F
if signal == 0x7F:
code = 'stopped'
signal = detail
else:
code = 'killed'
if reason&0x80:
code = code + '(coredump)'
return code, signal
def _system(self, cmd):
"""INTERNAL: run COMMAND in a subshell.
Standard input for the command is taken from /dev/null.
Raise IOError when the exit status is not zero.
Return whatever the calling method should return; normally
None.
A derived class may override this method and redefine it to
capture stdout/stderr of the command and return it.
"""
cmd = cmd + "