Mercurial > hg
view mercurial/dispatch.py @ 6179:36ab165abbe2
patch: fix iterhunks() with trailing binary file removal
Like some renames or copy operations, binary file removal does not generate any
"file" or "hunk" action, but was not tagged as such and let iterhunk() assume
no hunk was applied for the deleted file.
author | Patrick Mezard <pmezard@gmail.com> |
---|---|
date | Thu, 28 Feb 2008 00:07:37 +0100 |
parents | aafdea37f796 |
children | f89fd07fc51d |
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# dispatch.py - command dispatching for mercurial # # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> # # This software may be used and distributed according to the terms # of the GNU General Public License, incorporated herein by reference. from node import * from i18n import _ import os, sys, atexit, signal, pdb, traceback, socket, errno, shlex, time import util, commands, hg, lock, fancyopts, revlog, version, extensions, hook import cmdutil import ui as _ui class ParseError(Exception): """Exception raised on errors in parsing the command line.""" def run(): "run the command in sys.argv" sys.exit(dispatch(sys.argv[1:])) def dispatch(args): "run the command specified in args" try: u = _ui.ui(traceback='--traceback' in args) except util.Abort, inst: sys.stderr.write(_("abort: %s\n") % inst) return -1 return _runcatch(u, args) def _runcatch(ui, args): def catchterm(*args): raise util.SignalInterrupt for name in 'SIGBREAK', 'SIGHUP', 'SIGTERM': num = getattr(signal, name, None) if num: signal.signal(num, catchterm) try: try: # enter the debugger before command execution if '--debugger' in args: pdb.set_trace() try: return _dispatch(ui, args) finally: ui.flush() except: # enter the debugger when we hit an exception if '--debugger' in args: pdb.post_mortem(sys.exc_info()[2]) ui.print_exc() raise except ParseError, inst: if inst.args[0]: ui.warn(_("hg %s: %s\n") % (inst.args[0], inst.args[1])) commands.help_(ui, inst.args[0]) else: ui.warn(_("hg: %s\n") % inst.args[1]) commands.help_(ui, 'shortlist') except cmdutil.AmbiguousCommand, inst: ui.warn(_("hg: command '%s' is ambiguous:\n %s\n") % (inst.args[0], " ".join(inst.args[1]))) except cmdutil.UnknownCommand, inst: ui.warn(_("hg: unknown command '%s'\n") % inst.args[0]) commands.help_(ui, 'shortlist') except hg.RepoError, inst: ui.warn(_("abort: %s!\n") % inst) except lock.LockHeld, inst: if inst.errno == errno.ETIMEDOUT: reason = _('timed out waiting for lock held by %s') % inst.locker else: reason = _('lock held by %s') % inst.locker ui.warn(_("abort: %s: %s\n") % (inst.desc or inst.filename, reason)) except lock.LockUnavailable, inst: ui.warn(_("abort: could not lock %s: %s\n") % (inst.desc or inst.filename, inst.strerror)) except revlog.RevlogError, inst: ui.warn(_("abort: %s!\n") % inst) except util.SignalInterrupt: ui.warn(_("killed!\n")) except KeyboardInterrupt: try: ui.warn(_("interrupted!\n")) except IOError, inst: if inst.errno == errno.EPIPE: if ui.debugflag: ui.warn(_("\nbroken pipe\n")) else: raise except socket.error, inst: ui.warn(_("abort: %s\n") % inst[1]) except IOError, inst: if hasattr(inst, "code"): ui.warn(_("abort: %s\n") % inst) elif hasattr(inst, "reason"): try: # usually it is in the form (errno, strerror) reason = inst.reason.args[1] except: # it might be anything, for example a string reason = inst.reason ui.warn(_("abort: error: %s\n") % reason) elif hasattr(inst, "args") and inst[0] == errno.EPIPE: if ui.debugflag: ui.warn(_("broken pipe\n")) elif getattr(inst, "strerror", None): if getattr(inst, "filename", None): ui.warn(_("abort: %s: %s\n") % (inst.strerror, inst.filename)) else: ui.warn(_("abort: %s\n") % inst.strerror) else: raise except OSError, inst: if getattr(inst, "filename", None): ui.warn(_("abort: %s: %s\n") % (inst.strerror, inst.filename)) else: ui.warn(_("abort: %s\n") % inst.strerror) except util.UnexpectedOutput, inst: ui.warn(_("abort: %s") % inst[0]) if not isinstance(inst[1], basestring): ui.warn(" %r\n" % (inst[1],)) elif not inst[1]: ui.warn(_(" empty string\n")) else: ui.warn("\n%r\n" % util.ellipsis(inst[1])) except ImportError, inst: m = str(inst).split()[-1] ui.warn(_("abort: could not import module %s!\n") % m) if m in "mpatch bdiff".split(): ui.warn(_("(did you forget to compile extensions?)\n")) elif m in "zlib".split(): ui.warn(_("(is your Python install correct?)\n")) except util.Abort, inst: ui.warn(_("abort: %s\n") % inst) except MemoryError: ui.warn(_("abort: out of memory\n")) except SystemExit, inst: # Commands shouldn't sys.exit directly, but give a return code. # Just in case catch this and and pass exit code to caller. return inst.code except: ui.warn(_("** unknown exception encountered, details follow\n")) ui.warn(_("** report bug details to " "http://www.selenic.com/mercurial/bts\n")) ui.warn(_("** or mercurial@selenic.com\n")) ui.warn(_("** Mercurial Distributed SCM (version %s)\n") % version.get_version()) raise return -1 def _findrepo(p): while not os.path.isdir(os.path.join(p, ".hg")): oldp, p = p, os.path.dirname(p) if p == oldp: return None return p def _parse(ui, args): options = {} cmdoptions = {} try: args = fancyopts.fancyopts(args, commands.globalopts, options) except fancyopts.getopt.GetoptError, inst: raise ParseError(None, inst) if args: cmd, args = args[0], args[1:] aliases, i = cmdutil.findcmd(ui, cmd, commands.table) cmd = aliases[0] defaults = ui.config("defaults", cmd) if defaults: args = shlex.split(defaults) + args c = list(i[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) except fancyopts.getopt.GetoptError, inst: raise ParseError(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 i[0] or None, args, options, cmdoptions) def _parseconfig(config): """parse the --config options from the command line""" parsed = [] for cfg in config: try: name, value = cfg.split('=', 1) section, name = name.split('.', 1) if not section or not name: raise IndexError parsed.append((section, name, value)) except (IndexError, ValueError): raise util.Abort(_('malformed --config option: %s') % cfg) return parsed 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. """ 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: if args[pos] in aliases: if pos + 1 >= argcount: # ignore and let getopt report an error if there is no value break del args[pos] values.append(args.pop(pos)) argcount -= 2 elif args[pos][: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 _loaded = {} def _dispatch(ui, args): # read --config before doing anything else # (e.g. to change trust settings for reading .hg/hgrc) config = _earlygetopt(['--config'], args) if config: ui.updateopts(config=_parseconfig(config)) # check for cwd cwd = _earlygetopt(['--cwd'], args) if cwd: os.chdir(cwd[-1]) # read the local repository .hgrc into a local ui object path = _findrepo(os.getcwd()) or "" if not path: lui = ui if path: try: lui = _ui.ui(parentui=ui) lui.readconfig(os.path.join(path, ".hg", "hgrc")) except IOError: pass # now we can expand paths, even ones in .hg/hgrc rpath = _earlygetopt(["-R", "--repository", "--repo"], args) if rpath: path = lui.expandpath(rpath[-1]) lui = _ui.ui(parentui=ui) lui.readconfig(os.path.join(path, ".hg", "hgrc")) extensions.loadall(lui) for name, module in extensions.extensions(): if name in _loaded: continue # setup extensions # TODO this should be generalized to scheme, where extensions can # redepend on other extensions. then we should toposort them, and # do initialization in correct order extsetup = getattr(module, 'extsetup', None) if extsetup: extsetup() 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[name] = 1 # check for fallback encoding fallback = lui.config('ui', 'fallbackencoding') if fallback: util._fallbackencoding = fallback fullargs = args cmd, func, args, options, cmdoptions = _parse(lui, args) if options["config"]: raise util.Abort(_("Option --config may not be abbreviated!")) if options["cwd"]: raise util.Abort(_("Option --cwd may not be abbreviated!")) if options["repository"]: raise util.Abort(_( "Option -R has to be separated from other options (i.e. not -qR) " "and --repository may only be abbreviated as --repo!")) if options["encoding"]: util._encoding = options["encoding"] if options["encodingmode"]: util._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) ui.updateopts(options["verbose"], options["debug"], options["quiet"], not options["noninteractive"], options["traceback"]) if options['help']: return commands.help_(ui, cmd, options['version']) elif options['version']: return commands.version_(ui) elif not cmd: return commands.help_(ui, 'shortlist') repo = None if cmd not in commands.norepo.split(): try: repo = hg.repository(ui, path=path) ui = repo.ui if not repo.local(): raise util.Abort(_("repository '%s' is not local") % path) ui.setconfig("bundle", "mainreporoot", repo.root) except hg.RepoError: if cmd not in commands.optionalrepo.split(): if args and not path: # try to infer -R from command args repos = map(_findrepo, args) guess = repos[0] if guess and repos.count(guess) == len(repos): return _dispatch(ui, ['--repository', guess] + fullargs) if not path: raise hg.RepoError(_("There is no Mercurial repository here" " (.hg not found)")) raise d = lambda: func(ui, repo, *args, **cmdoptions) else: d = lambda: func(ui, *args, **cmdoptions) # run pre-hook, and abort if it fails ret = hook.hook(lui, repo, "pre-%s" % cmd, False, args=" ".join(fullargs)) if ret: return ret 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) return ret def _runcommand(ui, options, cmd, cmdfunc): def checkargs(): try: return cmdfunc() except TypeError, inst: # was this an argument error? tb = traceback.extract_tb(sys.exc_info()[2]) if len(tb) != 2: # no raise raise ParseError(cmd, _("invalid arguments")) if options['profile']: import hotshot, hotshot.stats prof = hotshot.Profile("hg.prof") try: try: return prof.runcall(checkargs) except: try: ui.warn(_('exception raised - generating ' 'profile anyway\n')) except: pass raise finally: prof.close() stats = hotshot.stats.load("hg.prof") stats.strip_dirs() stats.sort_stats('time', 'calls') stats.print_stats(40) elif options['lsprof']: try: from mercurial import lsprof except ImportError: raise util.Abort(_( 'lsprof not available - install from ' 'http://codespeak.net/svn/user/arigo/hack/misc/lsprof/')) p = lsprof.Profiler() p.enable(subcalls=True) try: return checkargs() finally: p.disable() stats = lsprof.Stats(p.getstats()) stats.sort() stats.pprint(top=10, file=sys.stderr, climit=5) else: return checkargs()