def try_move_signature(sig, target_pid):
"""
"""
paps = get_signature_info(sig)
rejected = filter(lambda p: p[1] <= -2, paps)
assigned = filter(lambda p:-2 < p[1] and p[1] < 2, paps)
claimed = filter(lambda p: 2 <= p[1] and p[0] == target_pid, paps)
if claimed or not assigned or assigned[0] == target_pid:
return
assert len(assigned) == 1
if rejected:
move_signature(sig, free_pids.next())
else:
conflicts = find_conflicts(sig, target_pid)
if not conflicts:
move_signature(sig, target_pid)
else:
assert len(conflicts) == 1
if conflicts[0][3] == 2:
move_signature(sig, free_pids.next())
else:
move_signature(conflicts[0][:3], free_pids.next())
move_signature(sig, target_pid)
def try_move_signature(sig, target_pid):
"""
"""
paps = get_signature_info(sig)
rejected = filter(lambda p: p[1] <= -2, paps)
assigned = filter(lambda p: -2 < p[1] and p[1] < 2, paps)
claimed = filter(lambda p: 2 <= p[1] and p[0] == target_pid, paps)
if claimed or not assigned or assigned[0] == target_pid:
return
assert len(assigned) == 1
if rejected:
move_signature(sig, free_pids.next())
else:
conflicts = find_conflicts(sig, target_pid)
if not conflicts:
move_signature(sig, target_pid)
else:
assert len(conflicts) == 1
if conflicts[0][3] == 2:
move_signature(sig, free_pids.next())
else:
move_signature(conflicts[0][:3], free_pids.next())
move_signature(sig, target_pid)
def try_move_signature(sig, target_pid):
"""
"""
paps = current_mapping[sig]
rejected = filter(lambda p: p[1] <= -2, paps)
assigned = filter(lambda p:-2 < p[1] and p[1] < 2, paps)
claimed = filter(lambda p: 2 <= p[1] and p[0] == target_pid, paps)
if claimed or not assigned or assigned[0] == target_pid:
return
assert len(assigned) == 1
if rejected:
newpid = free_pids.next()
move_sig_and_update_mapping(sig, assigned[0], (newpid, assigned[0][1]))
else:
conflicts = find_conflicts(sig, target_pid)
if not conflicts:
move_sig_and_update_mapping(sig, assigned[0], (target_pid, assigned[0][1]))
else:
assert len(conflicts) == 1
if conflicts[0][3] == 2:
newpid = free_pids.next()
move_sig_and_update_mapping(sig, assigned[0], (newpid, assigned[0][1]))
else:
newpid = free_pids.next()
csig = tuple(conflicts[0][:3])
move_sig_and_update_mapping(csig, (target_pid, conflicts[0][3]), (newpid, conflicts[0][3]))
move_sig_and_update_mapping(sig, assigned[0], (target_pid, assigned[0][1]))
def try_move_signature(sig, target_pid):
"""
"""
paps = current_mapping[sig]
rejected = filter(lambda p: p[1] <= -2, paps)
assigned = filter(lambda p: -2 < p[1] and p[1] < 2, paps)
claimed = filter(lambda p: 2 <= p[1] and p[0] == target_pid, paps)
if claimed or not assigned or assigned[0] == target_pid:
return
assert len(assigned) == 1
if rejected:
newpid = free_pids.next()
move_sig_and_update_mapping(sig, assigned[0],
(newpid, assigned[0][1]))
else:
conflicts = find_conflicts(sig, target_pid)
if not conflicts:
move_sig_and_update_mapping(sig, assigned[0],
(target_pid, assigned[0][1]))
else:
assert len(conflicts) == 1
if conflicts[0][3] == 2:
newpid = free_pids.next()
move_sig_and_update_mapping(sig, assigned[0],
(newpid, assigned[0][1]))
else:
newpid = free_pids.next()
csig = tuple(conflicts[0][:3])
move_sig_and_update_mapping(csig,
(target_pid, conflicts[0][3]),
(newpid, conflicts[0][3]))
move_sig_and_update_mapping(sig, assigned[0],
(target_pid, assigned[0][1]))