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# dispatch.py - command dispatching for mercurial
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#
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# Copyright 2005-2007 Matt Mackall <mpm@selenic.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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from __future__ import absolute_import, print_function
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import atexit
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import difflib
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import errno
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import os
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import pdb
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import re
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import shlex
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import signal
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import socket
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import sys
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import time
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import traceback
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from .i18n import _
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from . import (
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cmdutil,
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commands,
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demandimport,
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encoding,
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error,
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extensions,
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fancyopts,
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hg,
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hook,
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ui as uimod,
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util,
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)
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class request(object):
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def __init__(self, args, ui=None, repo=None, fin=None, fout=None,
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ferr=None):
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self.args = args
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self.ui = ui
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self.repo = repo
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# input/output/error streams
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self.fin = fin
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self.fout = fout
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self.ferr = ferr
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def run():
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"run the command in sys.argv"
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sys.exit((dispatch(request(sys.argv[1:])) or 0) & 255)
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def _getsimilar(symbols, value):
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sim = lambda x: difflib.SequenceMatcher(None, value, x).ratio()
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# The cutoff for similarity here is pretty arbitrary. It should
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# probably be investigated and tweaked.
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return [s for s in symbols if sim(s) > 0.6]
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def _reportsimilar(write, similar):
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if len(similar) == 1:
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write(_("(did you mean %s?)\n") % similar[0])
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elif similar:
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ss = ", ".join(sorted(similar))
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write(_("(did you mean one of %s?)\n") % ss)
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def _formatparse(write, inst):
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similar = []
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if isinstance(inst, error.UnknownIdentifier):
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# make sure to check fileset first, as revset can invoke fileset
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similar = _getsimilar(inst.symbols, inst.function)
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if len(inst.args) > 1:
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write(_("hg: parse error at %s: %s\n") %
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(inst.args[1], inst.args[0]))
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if (inst.args[0][0] == ' '):
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write(_("unexpected leading whitespace\n"))
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else:
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write(_("hg: parse error: %s\n") % inst.args[0])
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_reportsimilar(write, similar)
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def dispatch(req):
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"run the command specified in req.args"
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if req.ferr:
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ferr = req.ferr
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elif req.ui:
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ferr = req.ui.ferr
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else:
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ferr = sys.stderr
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try:
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if not req.ui:
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req.ui = uimod.ui()
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if '--traceback' in req.args:
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req.ui.setconfig('ui', 'traceback', 'on', '--traceback')
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# set ui streams from the request
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if req.fin:
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req.ui.fin = req.fin
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if req.fout:
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req.ui.fout = req.fout
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if req.ferr:
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req.ui.ferr = req.ferr
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except error.Abort as inst:
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ferr.write(_("abort: %s\n") % inst)
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if inst.hint:
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ferr.write(_("(%s)\n") % inst.hint)
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return -1
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except error.ParseError as inst:
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_formatparse(ferr.write, inst)
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if inst.hint:
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ferr.write(_("(%s)\n") % inst.hint)
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return -1
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msg = ' '.join(' ' in a and repr(a) or a for a in req.args)
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starttime = time.time()
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ret = None
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try:
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ret = _runcatch(req)
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return ret
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finally:
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duration = time.time() - starttime
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req.ui.log("commandfinish", "%s exited %s after %0.2f seconds\n",
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msg, ret or 0, duration)
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def _runcatch(req):
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def catchterm(*args):
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raise error.SignalInterrupt
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ui = req.ui
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try:
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for name in 'SIGBREAK', 'SIGHUP', 'SIGTERM':
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num = getattr(signal, name, None)
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if num:
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signal.signal(num, catchterm)
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except ValueError:
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pass # happens if called in a thread
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try:
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try:
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debugger = 'pdb'
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debugtrace = {
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'pdb' : pdb.set_trace
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}
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debugmortem = {
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'pdb' : pdb.post_mortem
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}
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# read --config before doing anything else
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# (e.g. to change trust settings for reading .hg/hgrc)
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cfgs = _parseconfig(req.ui, _earlygetopt(['--config'], req.args))
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if req.repo:
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# copy configs that were passed on the cmdline (--config) to
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# the repo ui
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for sec, name, val in cfgs:
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req.repo.ui.setconfig(sec, name, val, source='--config')
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# developer config: ui.debugger
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debugger = ui.config("ui", "debugger")
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debugmod = pdb
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if not debugger or ui.plain():
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# if we are in HGPLAIN mode, then disable custom debugging
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debugger = 'pdb'
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elif '--debugger' in req.args:
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# This import can be slow for fancy debuggers, so only
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# do it when absolutely necessary, i.e. when actual
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# debugging has been requested
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with demandimport.deactivated():
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try:
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debugmod = __import__(debugger)
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except ImportError:
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pass # Leave debugmod = pdb
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debugtrace[debugger] = debugmod.set_trace
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debugmortem[debugger] = debugmod.post_mortem
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# enter the debugger before command execution
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if '--debugger' in req.args:
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ui.warn(_("entering debugger - "
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"type c to continue starting hg or h for help\n"))
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if (debugger != 'pdb' and
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debugtrace[debugger] == debugtrace['pdb']):
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ui.warn(_("%s debugger specified "
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"but its module was not found\n") % debugger)
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with demandimport.deactivated():
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debugtrace[debugger]()
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try:
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return _dispatch(req)
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finally:
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ui.flush()
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except: # re-raises
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# enter the debugger when we hit an exception
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if '--debugger' in req.args:
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traceback.print_exc()
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debugmortem[debugger](sys.exc_info()[2])
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ui.traceback()
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raise
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# Global exception handling, alphabetically
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# Mercurial-specific first, followed by built-in and library exceptions
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except error.AmbiguousCommand as inst:
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ui.warn(_("hg: command '%s' is ambiguous:\n %s\n") %
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(inst.args[0], " ".join(inst.args[1])))
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except error.ParseError as inst:
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_formatparse(ui.warn, inst)
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if inst.hint:
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ui.warn(_("(%s)\n") % inst.hint)
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return -1
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except error.LockHeld as inst:
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if inst.errno == errno.ETIMEDOUT:
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reason = _('timed out waiting for lock held by %s') % inst.locker
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else:
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reason = _('lock held by %s') % inst.locker
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ui.warn(_("abort: %s: %s\n") % (inst.desc or inst.filename, reason))
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except error.LockUnavailable as inst:
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ui.warn(_("abort: could not lock %s: %s\n") %
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(inst.desc or inst.filename, inst.strerror))
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except error.CommandError as inst:
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if inst.args[0]:
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ui.warn(_("hg %s: %s\n") % (inst.args[0], inst.args[1]))
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commands.help_(ui, inst.args[0], full=False, command=True)
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else:
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ui.warn(_("hg: %s\n") % inst.args[1])
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commands.help_(ui, 'shortlist')
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except error.OutOfBandError as inst:
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if inst.args:
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msg = _("abort: remote error:\n")
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else:
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msg = _("abort: remote error\n")
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ui.warn(msg)
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if inst.args:
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ui.warn(''.join(inst.args))
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if inst.hint:
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ui.warn('(%s)\n' % inst.hint)
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except error.RepoError as inst:
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ui.warn(_("abort: %s!\n") % inst)
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if inst.hint:
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ui.warn(_("(%s)\n") % inst.hint)
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except error.ResponseError as inst:
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ui.warn(_("abort: %s") % inst.args[0])
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if not isinstance(inst.args[1], basestring):
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ui.warn(" %r\n" % (inst.args[1],))
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elif not inst.args[1]:
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ui.warn(_(" empty string\n"))
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else:
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ui.warn("\n%r\n" % util.ellipsis(inst.args[1]))
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except error.CensoredNodeError as inst:
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ui.warn(_("abort: file censored %s!\n") % inst)
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except error.RevlogError as inst:
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ui.warn(_("abort: %s!\n") % inst)
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except error.SignalInterrupt:
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ui.warn(_("killed!\n"))
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except error.UnknownCommand as inst:
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ui.warn(_("hg: unknown command '%s'\n") % inst.args[0])
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try:
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# check if the command is in a disabled extension
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# (but don't check for extensions themselves)
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commands.help_(ui, inst.args[0], unknowncmd=True)
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except (error.UnknownCommand, error.Abort):
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suggested = False
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if len(inst.args) == 2:
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sim = _getsimilar(inst.args[1], inst.args[0])
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if sim:
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_reportsimilar(ui.warn, sim)
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suggested = True
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if not suggested:
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commands.help_(ui, 'shortlist')
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except error.InterventionRequired as inst:
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ui.warn("%s\n" % inst)
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if inst.hint:
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ui.warn(_("(%s)\n") % inst.hint)
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return 1
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except error.Abort as inst:
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ui.warn(_("abort: %s\n") % inst)
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if inst.hint:
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ui.warn(_("(%s)\n") % inst.hint)
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except ImportError as inst:
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ui.warn(_("abort: %s!\n") % inst)
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m = str(inst).split()[-1]
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if m in "mpatch bdiff".split():
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ui.warn(_("(did you forget to compile extensions?)\n"))
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elif m in "zlib".split():
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ui.warn(_("(is your Python install correct?)\n"))
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except IOError as inst:
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if util.safehasattr(inst, "code"):
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ui.warn(_("abort: %s\n") % inst)
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elif util.safehasattr(inst, "reason"):
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try: # usually it is in the form (errno, strerror)
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reason = inst.reason.args[1]
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except (AttributeError, IndexError):
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# it might be anything, for example a string
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reason = inst.reason
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if isinstance(reason, unicode):
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# SSLError of Python 2.7.9 contains a unicode
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reason = reason.encode(encoding.encoding, 'replace')
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ui.warn(_("abort: error: %s\n") % reason)
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elif (util.safehasattr(inst, "args")
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and inst.args and inst.args[0] == errno.EPIPE):
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pass
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elif getattr(inst, "strerror", None):
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if getattr(inst, "filename", None):
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ui.warn(_("abort: %s: %s\n") % (inst.strerror, inst.filename))
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else:
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ui.warn(_("abort: %s\n") % inst.strerror)
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else:
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raise
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except OSError as inst:
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if getattr(inst, "filename", None) is not None:
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ui.warn(_("abort: %s: '%s'\n") % (inst.strerror, inst.filename))
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else:
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ui.warn(_("abort: %s\n") % inst.strerror)
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except KeyboardInterrupt:
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try:
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ui.warn(_("interrupted!\n"))
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except IOError as inst:
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if inst.errno != errno.EPIPE:
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raise
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except MemoryError:
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ui.warn(_("abort: out of memory\n"))
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except SystemExit as inst:
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# Commands shouldn't sys.exit directly, but give a return code.
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# Just in case catch this and and pass exit code to caller.
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return inst.code
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except socket.error as inst:
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ui.warn(_("abort: %s\n") % inst.args[-1])
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except: # re-raises
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# For compatibility checking, we discard the portion of the hg
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# version after the + on the assumption that if a "normal
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# user" is running a build with a + in it the packager
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# probably built from fairly close to a tag and anyone with a
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# 'make local' copy of hg (where the version number can be out
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# of date) will be clueful enough to notice the implausible
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# version number and try updating.
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ct = util.versiontuple(n=2)
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worst = None, ct, ''
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if ui.config('ui', 'supportcontact', None) is None:
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for name, mod in extensions.extensions():
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testedwith = getattr(mod, 'testedwith', '')
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report = getattr(mod, 'buglink', _('the extension author.'))
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if not testedwith.strip():
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# We found an untested extension. It's likely the culprit.
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worst = name, 'unknown', report
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break
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# Never blame on extensions bundled with Mercurial.
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if testedwith == 'internal':
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continue
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tested = [util.versiontuple(t, 2) for t in testedwith.split()]
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if ct in tested:
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continue
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lower = [t for t in tested if t < ct]
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nearest = max(lower or tested)
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if worst[0] is None or nearest < worst[1]:
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worst = name, nearest, report
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if worst[0] is not None:
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name, testedwith, report = worst
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if not isinstance(testedwith, str):
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testedwith = '.'.join([str(c) for c in testedwith])
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warning = (_('** Unknown exception encountered with '
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'possibly-broken third-party extension %s\n'
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'** which supports versions %s of Mercurial.\n'
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'** Please disable %s and try your action again.\n'
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'** If that fixes the bug please report it to %s\n')
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% (name, testedwith, name, report))
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else:
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bugtracker = ui.config('ui', 'supportcontact', None)
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if bugtracker is None:
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bugtracker = _("https://mercurial-scm.org/wiki/BugTracker")
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warning = (_("** unknown exception encountered, "
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"please report by visiting\n** ") + bugtracker + '\n')
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warning += ((_("** Python %s\n") % sys.version.replace('\n', '')) +
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(_("** Mercurial Distributed SCM (version %s)\n") %
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util.version()) +
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(_("** Extensions loaded: %s\n") %
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", ".join([x[0] for x in extensions.extensions()])))
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ui.log("commandexception", "%s\n%s\n", warning, traceback.format_exc())
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ui.warn(warning)
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raise
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return -1
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def aliasargs(fn, givenargs):
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args = getattr(fn, 'args', [])
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if args:
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cmd = ' '.join(map(util.shellquote, args))
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nums = []
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def replacer(m):
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num = int(m.group(1)) - 1
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nums.append(num)
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if num < len(givenargs):
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return givenargs[num]
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raise error.Abort(_('too few arguments for command alias'))
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cmd = re.sub(r'\$(\d+|\$)', replacer, cmd)
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givenargs = [x for i, x in enumerate(givenargs)
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if i not in nums]
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args = shlex.split(cmd)
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return args + givenargs
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def aliasinterpolate(name, args, cmd):
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'''interpolate args into cmd for shell aliases
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This also handles $0, $@ and "$@".
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'''
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# util.interpolate can't deal with "$@" (with quotes) because it's only
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# built to match prefix + patterns.
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replacemap = dict(('$%d' % (i + 1), arg) for i, arg in enumerate(args))
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replacemap['$0'] = name
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replacemap['$$'] = '$'
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replacemap['$@'] = ' '.join(args)
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|
|
# Typical Unix shells interpolate "$@" (with quotes) as all the positional
|
|
|
# parameters, separated out into words. Emulate the same behavior here by
|
|
|
# quoting the arguments individually. POSIX shells will then typically
|
|
|
# tokenize each argument into exactly one word.
|
|
|
replacemap['"$@"'] = ' '.join(util.shellquote(arg) for arg in args)
|
|
|
# escape '\$' for regex
|
|
|
regex = '|'.join(replacemap.keys()).replace('$', r'\$')
|
|
|
r = re.compile(regex)
|
|
|
return r.sub(lambda x: replacemap[x.group()], cmd)
|
|
|
|
|
|
class cmdalias(object):
|
|
|
def __init__(self, name, definition, cmdtable):
|
|
|
self.name = self.cmd = name
|
|
|
self.cmdname = ''
|
|
|
self.definition = definition
|
|
|
self.fn = None
|
|
|
self.args = []
|
|
|
self.opts = []
|
|
|
self.help = ''
|
|
|
self.norepo = True
|
|
|
self.optionalrepo = False
|
|
|
self.inferrepo = False
|
|
|
self.badalias = None
|
|
|
self.unknowncmd = False
|
|
|
|
|
|
try:
|
|
|
aliases, entry = cmdutil.findcmd(self.name, cmdtable)
|
|
|
for alias, e in cmdtable.iteritems():
|
|
|
if e is entry:
|
|
|
self.cmd = alias
|
|
|
break
|
|
|
self.shadows = True
|
|
|
except error.UnknownCommand:
|
|
|
self.shadows = False
|
|
|
|
|
|
if not self.definition:
|
|
|
self.badalias = _("no definition for alias '%s'") % self.name
|
|
|
return
|
|
|
|
|
|
if self.definition.startswith('!'):
|
|
|
self.shell = True
|
|
|
def fn(ui, *args):
|
|
|
env = {'HG_ARGS': ' '.join((self.name,) + args)}
|
|
|
def _checkvar(m):
|
|
|
if m.groups()[0] == '$':
|
|
|
return m.group()
|
|
|
elif int(m.groups()[0]) <= len(args):
|
|
|
return m.group()
|
|
|
else:
|
|
|
ui.debug("No argument found for substitution "
|
|
|
"of %i variable in alias '%s' definition."
|
|
|
% (int(m.groups()[0]), self.name))
|
|
|
return ''
|
|
|
cmd = re.sub(r'\$(\d+|\$)', _checkvar, self.definition[1:])
|
|
|
cmd = aliasinterpolate(self.name, args, cmd)
|
|
|
return ui.system(cmd, environ=env)
|
|
|
self.fn = fn
|
|
|
return
|
|
|
|
|
|
try:
|
|
|
args = shlex.split(self.definition)
|
|
|
except ValueError as inst:
|
|
|
self.badalias = (_("error in definition for alias '%s': %s")
|
|
|
% (self.name, inst))
|
|
|
return
|
|
|
self.cmdname = cmd = args.pop(0)
|
|
|
args = map(util.expandpath, args)
|
|
|
|
|
|
for invalidarg in ("--cwd", "-R", "--repository", "--repo", "--config"):
|
|
|
if _earlygetopt([invalidarg], args):
|
|
|
self.badalias = (_("error in definition for alias '%s': %s may "
|
|
|
"only be given on the command line")
|
|
|
% (self.name, invalidarg))
|
|
|
return
|
|
|
|
|
|
try:
|
|
|
tableentry = cmdutil.findcmd(cmd, cmdtable, False)[1]
|
|
|
if len(tableentry) > 2:
|
|
|
self.fn, self.opts, self.help = tableentry
|
|
|
else:
|
|
|
self.fn, self.opts = tableentry
|
|
|
|
|
|
self.args = aliasargs(self.fn, args)
|
|
|
if cmd not in commands.norepo.split(' '):
|
|
|
self.norepo = False
|
|
|
if cmd in commands.optionalrepo.split(' '):
|
|
|
self.optionalrepo = True
|
|
|
if cmd in commands.inferrepo.split(' '):
|
|
|
self.inferrepo = True
|
|
|
if self.help.startswith("hg " + cmd):
|
|
|
# drop prefix in old-style help lines so hg shows the alias
|
|
|
self.help = self.help[4 + len(cmd):]
|
|
|
self.__doc__ = self.fn.__doc__
|
|
|
|
|
|
except error.UnknownCommand:
|
|
|
self.badalias = (_("alias '%s' resolves to unknown command '%s'")
|
|
|
% (self.name, cmd))
|
|
|
self.unknowncmd = True
|
|
|
except error.AmbiguousCommand:
|
|
|
self.badalias = (_("alias '%s' resolves to ambiguous command '%s'")
|
|
|
% (self.name, cmd))
|
|
|
|
|
|
def __call__(self, ui, *args, **opts):
|
|
|
if self.badalias:
|
|
|
hint = None
|
|
|
if self.unknowncmd:
|
|
|
try:
|
|
|
# check if the command is in a disabled extension
|
|
|
cmd, ext = extensions.disabledcmd(ui, self.cmdname)[:2]
|
|
|
hint = _("'%s' is provided by '%s' extension") % (cmd, ext)
|
|
|
except error.UnknownCommand:
|
|
|
pass
|
|
|
raise error.Abort(self.badalias, hint=hint)
|
|
|
if self.shadows:
|
|
|
ui.debug("alias '%s' shadows command '%s'\n" %
|
|
|
(self.name, self.cmdname))
|
|
|
|
|
|
if util.safehasattr(self, 'shell'):
|
|
|
return self.fn(ui, *args, **opts)
|
|
|
else:
|
|
|
try:
|
|
|
return util.checksignature(self.fn)(ui, *args, **opts)
|
|
|
except error.SignatureError:
|
|
|
args = ' '.join([self.cmdname] + self.args)
|
|
|
ui.debug("alias '%s' expands to '%s'\n" % (self.name, args))
|
|
|
raise
|
|
|
|
|
|
def addaliases(ui, cmdtable):
|
|
|
# aliases are processed after extensions have been loaded, so they
|
|
|
# may use extension commands. Aliases can also use other alias definitions,
|
|
|
# but only if they have been defined prior to the current definition.
|
|
|
for alias, definition in ui.configitems('alias'):
|
|
|
aliasdef = cmdalias(alias, definition, cmdtable)
|
|
|
|
|
|
try:
|
|
|
olddef = cmdtable[aliasdef.cmd][0]
|
|
|
if olddef.definition == aliasdef.definition:
|
|
|
continue
|
|
|
except (KeyError, AttributeError):
|
|
|
# definition might not exist or it might not be a cmdalias
|
|
|
pass
|
|
|
|
|
|
cmdtable[aliasdef.name] = (aliasdef, aliasdef.opts, aliasdef.help)
|
|
|
if aliasdef.norepo:
|
|
|
commands.norepo += ' %s' % alias
|
|
|
if aliasdef.optionalrepo:
|
|
|
commands.optionalrepo += ' %s' % alias
|
|
|
if aliasdef.inferrepo:
|
|
|
commands.inferrepo += ' %s' % alias
|
|
|
|
|
|
def _parse(ui, args):
|
|
|
options = {}
|
|
|
cmdoptions = {}
|
|
|
|
|
|
try:
|
|
|
args = fancyopts.fancyopts(args, commands.globalopts, options)
|
|
|
except fancyopts.getopt.GetoptError as inst:
|
|
|
raise error.CommandError(None, inst)
|
|
|
|
|
|
if args:
|
|
|
cmd, args = args[0], args[1:]
|
|
|
aliases, entry = cmdutil.findcmd(cmd, commands.table,
|
|
|
ui.configbool("ui", "strict"))
|
|
|
cmd = aliases[0]
|
|
|
args = aliasargs(entry[0], args)
|
|
|
defaults = ui.config("defaults", cmd)
|
|
|
if defaults:
|
|
|
args = map(util.expandpath, shlex.split(defaults)) + args
|
|
|
c = list(entry[1])
|
|
|
else:
|
|
|
cmd = None
|
|
|
c = []
|
|
|
|
|
|
# combine global options into local
|
|
|
for o in commands.globalopts:
|
|
|
c.append((o[0], o[1], options[o[1]], o[3]))
|
|
|
|
|
|
try:
|
|
|
args = fancyopts.fancyopts(args, c, cmdoptions, True)
|
|
|
except fancyopts.getopt.GetoptError as inst:
|
|
|
raise error.CommandError(cmd, inst)
|
|
|
|
|
|
# separate global options back out
|
|
|
for o in commands.globalopts:
|
|
|
n = o[1]
|
|
|
options[n] = cmdoptions[n]
|
|
|
del cmdoptions[n]
|
|
|
|
|
|
return (cmd, cmd and entry[0] or None, args, options, cmdoptions)
|
|
|
|
|
|
def _parseconfig(ui, config):
|
|
|
"""parse the --config options from the command line"""
|
|
|
configs = []
|
|
|
|
|
|
for cfg in config:
|
|
|
try:
|
|
|
name, value = cfg.split('=', 1)
|
|
|
section, name = name.split('.', 1)
|
|
|
if not section or not name:
|
|
|
raise IndexError
|
|
|
ui.setconfig(section, name, value, '--config')
|
|
|
configs.append((section, name, value))
|
|
|
except (IndexError, ValueError):
|
|
|
raise error.Abort(_('malformed --config option: %r '
|
|
|
'(use --config section.name=value)') % cfg)
|
|
|
|
|
|
return configs
|
|
|
|
|
|
def _earlygetopt(aliases, args):
|
|
|
"""Return list of values for an option (or aliases).
|
|
|
|
|
|
The values are listed in the order they appear in args.
|
|
|
The options and values are removed from args.
|
|
|
|
|
|
>>> args = ['x', '--cwd', 'foo', 'y']
|
|
|
>>> _earlygetopt(['--cwd'], args), args
|
|
|
(['foo'], ['x', 'y'])
|
|
|
|
|
|
>>> args = ['x', '--cwd=bar', 'y']
|
|
|
>>> _earlygetopt(['--cwd'], args), args
|
|
|
(['bar'], ['x', 'y'])
|
|
|
|
|
|
>>> args = ['x', '-R', 'foo', 'y']
|
|
|
>>> _earlygetopt(['-R'], args), args
|
|
|
(['foo'], ['x', 'y'])
|
|
|
|
|
|
>>> args = ['x', '-Rbar', 'y']
|
|
|
>>> _earlygetopt(['-R'], args), args
|
|
|
(['bar'], ['x', 'y'])
|
|
|
"""
|
|
|
try:
|
|
|
argcount = args.index("--")
|
|
|
except ValueError:
|
|
|
argcount = len(args)
|
|
|
shortopts = [opt for opt in aliases if len(opt) == 2]
|
|
|
values = []
|
|
|
pos = 0
|
|
|
while pos < argcount:
|
|
|
fullarg = arg = args[pos]
|
|
|
equals = arg.find('=')
|
|
|
if equals > -1:
|
|
|
arg = arg[:equals]
|
|
|
if arg in aliases:
|
|
|
del args[pos]
|
|
|
if equals > -1:
|
|
|
values.append(fullarg[equals + 1:])
|
|
|
argcount -= 1
|
|
|
else:
|
|
|
if pos + 1 >= argcount:
|
|
|
# ignore and let getopt report an error if there is no value
|
|
|
break
|
|
|
values.append(args.pop(pos))
|
|
|
argcount -= 2
|
|
|
elif arg[:2] in shortopts:
|
|
|
# short option can have no following space, e.g. hg log -Rfoo
|
|
|
values.append(args.pop(pos)[2:])
|
|
|
argcount -= 1
|
|
|
else:
|
|
|
pos += 1
|
|
|
return values
|
|
|
|
|
|
def runcommand(lui, repo, cmd, fullargs, ui, options, d, cmdpats, cmdoptions):
|
|
|
# run pre-hook, and abort if it fails
|
|
|
hook.hook(lui, repo, "pre-%s" % cmd, True, args=" ".join(fullargs),
|
|
|
pats=cmdpats, opts=cmdoptions)
|
|
|
ret = _runcommand(ui, options, cmd, d)
|
|
|
# run post-hook, passing command result
|
|
|
hook.hook(lui, repo, "post-%s" % cmd, False, args=" ".join(fullargs),
|
|
|
result=ret, pats=cmdpats, opts=cmdoptions)
|
|
|
return ret
|
|
|
|
|
|
def _getlocal(ui, rpath):
|
|
|
"""Return (path, local ui object) for the given target path.
|
|
|
|
|
|
Takes paths in [cwd]/.hg/hgrc into account."
|
|
|
"""
|
|
|
try:
|
|
|
wd = os.getcwd()
|
|
|
except OSError as e:
|
|
|
raise error.Abort(_("error getting current working directory: %s") %
|
|
|
e.strerror)
|
|
|
path = cmdutil.findrepo(wd) or ""
|
|
|
if not path:
|
|
|
lui = ui
|
|
|
else:
|
|
|
lui = ui.copy()
|
|
|
lui.readconfig(os.path.join(path, ".hg", "hgrc"), path)
|
|
|
|
|
|
if rpath and rpath[-1]:
|
|
|
path = lui.expandpath(rpath[-1])
|
|
|
lui = ui.copy()
|
|
|
lui.readconfig(os.path.join(path, ".hg", "hgrc"), path)
|
|
|
|
|
|
return path, lui
|
|
|
|
|
|
def _checkshellalias(lui, ui, args, precheck=True):
|
|
|
"""Return the function to run the shell alias, if it is required
|
|
|
|
|
|
'precheck' is whether this function is invoked before adding
|
|
|
aliases or not.
|
|
|
"""
|
|
|
options = {}
|
|
|
|
|
|
try:
|
|
|
args = fancyopts.fancyopts(args, commands.globalopts, options)
|
|
|
except fancyopts.getopt.GetoptError:
|
|
|
return
|
|
|
|
|
|
if not args:
|
|
|
return
|
|
|
|
|
|
if precheck:
|
|
|
strict = True
|
|
|
norepo = commands.norepo
|
|
|
optionalrepo = commands.optionalrepo
|
|
|
inferrepo = commands.inferrepo
|
|
|
def restorecommands():
|
|
|
commands.norepo = norepo
|
|
|
commands.optionalrepo = optionalrepo
|
|
|
commands.inferrepo = inferrepo
|
|
|
cmdtable = commands.table.copy()
|
|
|
addaliases(lui, cmdtable)
|
|
|
else:
|
|
|
strict = False
|
|
|
def restorecommands():
|
|
|
pass
|
|
|
cmdtable = commands.table
|
|
|
|
|
|
cmd = args[0]
|
|
|
try:
|
|
|
aliases, entry = cmdutil.findcmd(cmd, cmdtable, strict)
|
|
|
except (error.AmbiguousCommand, error.UnknownCommand):
|
|
|
restorecommands()
|
|
|
return
|
|
|
|
|
|
cmd = aliases[0]
|
|
|
fn = entry[0]
|
|
|
|
|
|
if cmd and util.safehasattr(fn, 'shell'):
|
|
|
d = lambda: fn(ui, *args[1:])
|
|
|
return lambda: runcommand(lui, None, cmd, args[:1], ui, options, d,
|
|
|
[], {})
|
|
|
|
|
|
restorecommands()
|
|
|
|
|
|
_loaded = set()
|
|
|
def _dispatch(req):
|
|
|
args = req.args
|
|
|
ui = req.ui
|
|
|
|
|
|
# check for cwd
|
|
|
cwd = _earlygetopt(['--cwd'], args)
|
|
|
if cwd:
|
|
|
os.chdir(cwd[-1])
|
|
|
|
|
|
rpath = _earlygetopt(["-R", "--repository", "--repo"], args)
|
|
|
path, lui = _getlocal(ui, rpath)
|
|
|
|
|
|
# Now that we're operating in the right directory/repository with
|
|
|
# the right config settings, check for shell aliases
|
|
|
shellaliasfn = _checkshellalias(lui, ui, args)
|
|
|
if shellaliasfn:
|
|
|
return shellaliasfn()
|
|
|
|
|
|
# Configure extensions in phases: uisetup, extsetup, cmdtable, and
|
|
|
# reposetup. Programs like TortoiseHg will call _dispatch several
|
|
|
# times so we keep track of configured extensions in _loaded.
|
|
|
extensions.loadall(lui)
|
|
|
exts = [ext for ext in extensions.extensions() if ext[0] not in _loaded]
|
|
|
# Propagate any changes to lui.__class__ by extensions
|
|
|
ui.__class__ = lui.__class__
|
|
|
|
|
|
# (uisetup and extsetup are handled in extensions.loadall)
|
|
|
|
|
|
for name, module in exts:
|
|
|
cmdtable = getattr(module, 'cmdtable', {})
|
|
|
overrides = [cmd for cmd in cmdtable if cmd in commands.table]
|
|
|
if overrides:
|
|
|
ui.warn(_("extension '%s' overrides commands: %s\n")
|
|
|
% (name, " ".join(overrides)))
|
|
|
commands.table.update(cmdtable)
|
|
|
_loaded.add(name)
|
|
|
|
|
|
# (reposetup is handled in hg.repository)
|
|
|
|
|
|
addaliases(lui, commands.table)
|
|
|
|
|
|
if not lui.configbool("ui", "strict"):
|
|
|
# All aliases and commands are completely defined, now.
|
|
|
# Check abbreviation/ambiguity of shell alias again, because shell
|
|
|
# alias may cause failure of "_parse" (see issue4355)
|
|
|
shellaliasfn = _checkshellalias(lui, ui, args, precheck=False)
|
|
|
if shellaliasfn:
|
|
|
return shellaliasfn()
|
|
|
|
|
|
# check for fallback encoding
|
|
|
fallback = lui.config('ui', 'fallbackencoding')
|
|
|
if fallback:
|
|
|
encoding.fallbackencoding = fallback
|
|
|
|
|
|
fullargs = args
|
|
|
cmd, func, args, options, cmdoptions = _parse(lui, args)
|
|
|
|
|
|
if options["config"]:
|
|
|
raise error.Abort(_("option --config may not be abbreviated!"))
|
|
|
if options["cwd"]:
|
|
|
raise error.Abort(_("option --cwd may not be abbreviated!"))
|
|
|
if options["repository"]:
|
|
|
raise error.Abort(_(
|
|
|
"option -R has to be separated from other options (e.g. not -qR) "
|
|
|
"and --repository may only be abbreviated as --repo!"))
|
|
|
|
|
|
if options["encoding"]:
|
|
|
encoding.encoding = options["encoding"]
|
|
|
if options["encodingmode"]:
|
|
|
encoding.encodingmode = options["encodingmode"]
|
|
|
if options["time"]:
|
|
|
def get_times():
|
|
|
t = os.times()
|
|
|
if t[4] == 0.0: # Windows leaves this as zero, so use time.clock()
|
|
|
t = (t[0], t[1], t[2], t[3], time.clock())
|
|
|
return t
|
|
|
s = get_times()
|
|
|
def print_time():
|
|
|
t = get_times()
|
|
|
ui.warn(_("time: real %.3f secs (user %.3f+%.3f sys %.3f+%.3f)\n") %
|
|
|
(t[4]-s[4], t[0]-s[0], t[2]-s[2], t[1]-s[1], t[3]-s[3]))
|
|
|
atexit.register(print_time)
|
|
|
|
|
|
uis = set([ui, lui])
|
|
|
|
|
|
if req.repo:
|
|
|
uis.add(req.repo.ui)
|
|
|
|
|
|
if options['verbose'] or options['debug'] or options['quiet']:
|
|
|
for opt in ('verbose', 'debug', 'quiet'):
|
|
|
val = str(bool(options[opt]))
|
|
|
for ui_ in uis:
|
|
|
ui_.setconfig('ui', opt, val, '--' + opt)
|
|
|
|
|
|
if options['traceback']:
|
|
|
for ui_ in uis:
|
|
|
ui_.setconfig('ui', 'traceback', 'on', '--traceback')
|
|
|
|
|
|
if options['noninteractive']:
|
|
|
for ui_ in uis:
|
|
|
ui_.setconfig('ui', 'interactive', 'off', '-y')
|
|
|
|
|
|
if cmdoptions.get('insecure', False):
|
|
|
for ui_ in uis:
|
|
|
ui_.setconfig('web', 'cacerts', '!', '--insecure')
|
|
|
|
|
|
if options['version']:
|
|
|
return commands.version_(ui)
|
|
|
if options['help']:
|
|
|
return commands.help_(ui, cmd, command=cmd is not None)
|
|
|
elif not cmd:
|
|
|
return commands.help_(ui, 'shortlist')
|
|
|
|
|
|
repo = None
|
|
|
cmdpats = args[:]
|
|
|
if cmd not in commands.norepo.split():
|
|
|
# use the repo from the request only if we don't have -R
|
|
|
if not rpath and not cwd:
|
|
|
repo = req.repo
|
|
|
|
|
|
if repo:
|
|
|
# set the descriptors of the repo ui to those of ui
|
|
|
repo.ui.fin = ui.fin
|
|
|
repo.ui.fout = ui.fout
|
|
|
repo.ui.ferr = ui.ferr
|
|
|
else:
|
|
|
try:
|
|
|
repo = hg.repository(ui, path=path)
|
|
|
if not repo.local():
|
|
|
raise error.Abort(_("repository '%s' is not local") % path)
|
|
|
repo.ui.setconfig("bundle", "mainreporoot", repo.root, 'repo')
|
|
|
except error.RequirementError:
|
|
|
raise
|
|
|
except error.RepoError:
|
|
|
if rpath and rpath[-1]: # invalid -R path
|
|
|
raise
|
|
|
if cmd not in commands.optionalrepo.split():
|
|
|
if (cmd in commands.inferrepo.split() and
|
|
|
args and not path): # try to infer -R from command args
|
|
|
repos = map(cmdutil.findrepo, args)
|
|
|
guess = repos[0]
|
|
|
if guess and repos.count(guess) == len(repos):
|
|
|
req.args = ['--repository', guess] + fullargs
|
|
|
return _dispatch(req)
|
|
|
if not path:
|
|
|
raise error.RepoError(_("no repository found in '%s'"
|
|
|
" (.hg not found)")
|
|
|
% os.getcwd())
|
|
|
raise
|
|
|
if repo:
|
|
|
ui = repo.ui
|
|
|
if options['hidden']:
|
|
|
repo = repo.unfiltered()
|
|
|
args.insert(0, repo)
|
|
|
elif rpath:
|
|
|
ui.warn(_("warning: --repository ignored\n"))
|
|
|
|
|
|
msg = ' '.join(' ' in a and repr(a) or a for a in fullargs)
|
|
|
ui.log("command", '%s\n', msg)
|
|
|
d = lambda: util.checksignature(func)(ui, *args, **cmdoptions)
|
|
|
try:
|
|
|
return runcommand(lui, repo, cmd, fullargs, ui, options, d,
|
|
|
cmdpats, cmdoptions)
|
|
|
finally:
|
|
|
if repo and repo != req.repo:
|
|
|
repo.close()
|
|
|
|
|
|
def lsprofile(ui, func, fp):
|
|
|
format = ui.config('profiling', 'format', default='text')
|
|
|
field = ui.config('profiling', 'sort', default='inlinetime')
|
|
|
limit = ui.configint('profiling', 'limit', default=30)
|
|
|
climit = ui.configint('profiling', 'nested', default=0)
|
|
|
|
|
|
if format not in ['text', 'kcachegrind']:
|
|
|
ui.warn(_("unrecognized profiling format '%s'"
|
|
|
" - Ignored\n") % format)
|
|
|
format = 'text'
|
|
|
|
|
|
try:
|
|
|
from . import lsprof
|
|
|
except ImportError:
|
|
|
raise error.Abort(_(
|
|
|
'lsprof not available - install from '
|
|
|
'http://codespeak.net/svn/user/arigo/hack/misc/lsprof/'))
|
|
|
p = lsprof.Profiler()
|
|
|
p.enable(subcalls=True)
|
|
|
try:
|
|
|
return func()
|
|
|
finally:
|
|
|
p.disable()
|
|
|
|
|
|
if format == 'kcachegrind':
|
|
|
from . import lsprofcalltree
|
|
|
calltree = lsprofcalltree.KCacheGrind(p)
|
|
|
calltree.output(fp)
|
|
|
else:
|
|
|
# format == 'text'
|
|
|
stats = lsprof.Stats(p.getstats())
|
|
|
stats.sort(field)
|
|
|
stats.pprint(limit=limit, file=fp, climit=climit)
|
|
|
|
|
|
def flameprofile(ui, func, fp):
|
|
|
try:
|
|
|
from flamegraph import flamegraph
|
|
|
except ImportError:
|
|
|
raise error.Abort(_(
|
|
|
'flamegraph not available - install from '
|
|
|
'https://github.com/evanhempel/python-flamegraph'))
|
|
|
# developer config: profiling.freq
|
|
|
freq = ui.configint('profiling', 'freq', default=1000)
|
|
|
filter_ = None
|
|
|
collapse_recursion = True
|
|
|
thread = flamegraph.ProfileThread(fp, 1.0 / freq,
|
|
|
filter_, collapse_recursion)
|
|
|
start_time = time.clock()
|
|
|
try:
|
|
|
thread.start()
|
|
|
func()
|
|
|
finally:
|
|
|
thread.stop()
|
|
|
thread.join()
|
|
|
print('Collected %d stack frames (%d unique) in %2.2f seconds.' % (
|
|
|
time.clock() - start_time, thread.num_frames(),
|
|
|
thread.num_frames(unique=True)))
|
|
|
|
|
|
|
|
|
def statprofile(ui, func, fp):
|
|
|
try:
|
|
|
import statprof
|
|
|
except ImportError:
|
|
|
raise error.Abort(_(
|
|
|
'statprof not available - install using "easy_install statprof"'))
|
|
|
|
|
|
freq = ui.configint('profiling', 'freq', default=1000)
|
|
|
if freq > 0:
|
|
|
statprof.reset(freq)
|
|
|
else:
|
|
|
ui.warn(_("invalid sampling frequency '%s' - ignoring\n") % freq)
|
|
|
|
|
|
statprof.start()
|
|
|
try:
|
|
|
return func()
|
|
|
finally:
|
|
|
statprof.stop()
|
|
|
statprof.display(fp)
|
|
|
|
|
|
def _runcommand(ui, options, cmd, cmdfunc):
|
|
|
"""Enables the profiler if applicable.
|
|
|
|
|
|
``profiling.enabled`` - boolean config that enables or disables profiling
|
|
|
"""
|
|
|
def checkargs():
|
|
|
try:
|
|
|
return cmdfunc()
|
|
|
except error.SignatureError:
|
|
|
raise error.CommandError(cmd, _("invalid arguments"))
|
|
|
|
|
|
if options['profile'] or ui.configbool('profiling', 'enabled'):
|
|
|
profiler = os.getenv('HGPROF')
|
|
|
if profiler is None:
|
|
|
profiler = ui.config('profiling', 'type', default='ls')
|
|
|
if profiler not in ('ls', 'stat', 'flame'):
|
|
|
ui.warn(_("unrecognized profiler '%s' - ignored\n") % profiler)
|
|
|
profiler = 'ls'
|
|
|
|
|
|
output = ui.config('profiling', 'output')
|
|
|
|
|
|
if output == 'blackbox':
|
|
|
import StringIO
|
|
|
fp = StringIO.StringIO()
|
|
|
elif output:
|
|
|
path = ui.expandpath(output)
|
|
|
fp = open(path, 'wb')
|
|
|
else:
|
|
|
fp = sys.stderr
|
|
|
|
|
|
try:
|
|
|
if profiler == 'ls':
|
|
|
return lsprofile(ui, checkargs, fp)
|
|
|
elif profiler == 'flame':
|
|
|
return flameprofile(ui, checkargs, fp)
|
|
|
else:
|
|
|
return statprofile(ui, checkargs, fp)
|
|
|
finally:
|
|
|
if output:
|
|
|
if output == 'blackbox':
|
|
|
val = "Profile:\n%s" % fp.getvalue()
|
|
|
# ui.log treats the input as a format string,
|
|
|
# so we need to escape any % signs.
|
|
|
val = val.replace('%', '%%')
|
|
|
ui.log('profile', val)
|
|
|
fp.close()
|
|
|
else:
|
|
|
return checkargs()
|
|
|
|
