Mercurial > hg
annotate mercurial/dispatch.py @ 8592:cc22b4168879
runtest: do not start testing when there is no test
author | Simon Heimberg <simohe@besonet.ch> |
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date | Tue, 19 May 2009 09:36:20 +0200 |
parents | 991ca609ccd6 |
children | 21688b8a594b |
rev | line source |
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1 # dispatch.py - command dispatching for mercurial |
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2 # |
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3 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
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6 # GNU General Public License version 2, incorporated herein by reference. |
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7 |
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8 from i18n import _ |
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9 import os, sys, atexit, signal, pdb, socket, errno, shlex, time |
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10 import util, commands, hg, fancyopts, extensions, hook, error |
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11 import cmdutil, encoding |
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12 import ui as _ui |
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13 |
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14 def run(): |
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15 "run the command in sys.argv" |
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16 sys.exit(dispatch(sys.argv[1:])) |
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17 |
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18 def dispatch(args): |
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19 "run the command specified in args" |
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20 try: |
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21 u = _ui.ui() |
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22 if '--traceback' in args: |
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23 u.setconfig('ui', 'traceback', 'on') |
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24 except util.Abort, inst: |
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25 sys.stderr.write(_("abort: %s\n") % inst) |
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26 return -1 |
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27 return _runcatch(u, args) |
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28 |
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29 def _runcatch(ui, args): |
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30 def catchterm(*args): |
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31 raise error.SignalInterrupt |
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32 |
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33 for name in 'SIGBREAK', 'SIGHUP', 'SIGTERM': |
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34 num = getattr(signal, name, None) |
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35 if num: signal.signal(num, catchterm) |
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36 |
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37 try: |
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38 try: |
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39 # enter the debugger before command execution |
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40 if '--debugger' in args: |
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41 pdb.set_trace() |
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42 try: |
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43 return _dispatch(ui, args) |
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44 finally: |
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45 ui.flush() |
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46 except: |
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47 # enter the debugger when we hit an exception |
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48 if '--debugger' in args: |
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49 pdb.post_mortem(sys.exc_info()[2]) |
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50 ui.traceback() |
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51 raise |
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52 |
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53 # Global exception handling, alphabetically |
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54 # Mercurial-specific first, followed by built-in and library exceptions |
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55 except error.AmbiguousCommand, inst: |
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56 ui.warn(_("hg: command '%s' is ambiguous:\n %s\n") % |
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57 (inst.args[0], " ".join(inst.args[1]))) |
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58 except error.ConfigError, inst: |
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59 ui.warn(_("hg: %s\n") % inst.args[0]) |
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61 if inst.errno == errno.ETIMEDOUT: |
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62 reason = _('timed out waiting for lock held by %s') % inst.locker |
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63 else: |
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64 reason = _('lock held by %s') % inst.locker |
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65 ui.warn(_("abort: %s: %s\n") % (inst.desc or inst.filename, reason)) |
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67 ui.warn(_("abort: could not lock %s: %s\n") % |
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68 (inst.desc or inst.filename, inst.strerror)) |
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69 except error.ParseError, inst: |
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70 if inst.args[0]: |
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71 ui.warn(_("hg %s: %s\n") % (inst.args[0], inst.args[1])) |
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72 commands.help_(ui, inst.args[0]) |
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73 else: |
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74 ui.warn(_("hg: %s\n") % inst.args[1]) |
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75 commands.help_(ui, 'shortlist') |
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76 except error.RepoError, inst: |
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77 ui.warn(_("abort: %s!\n") % inst) |
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78 except error.ResponseError, inst: |
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79 ui.warn(_("abort: %s") % inst.args[0]) |
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80 if not isinstance(inst.args[1], basestring): |
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81 ui.warn(" %r\n" % (inst.args[1],)) |
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82 elif not inst.args[1]: |
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83 ui.warn(_(" empty string\n")) |
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84 else: |
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85 ui.warn("\n%r\n" % util.ellipsis(inst.args[1])) |
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87 ui.warn(_("abort: %s!\n") % inst) |
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88 except error.SignalInterrupt: |
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89 ui.warn(_("killed!\n")) |
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90 except error.UnknownCommand, inst: |
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91 ui.warn(_("hg: unknown command '%s'\n") % inst.args[0]) |
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92 commands.help_(ui, 'shortlist') |
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93 except util.Abort, inst: |
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94 ui.warn(_("abort: %s\n") % inst) |
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95 except ImportError, inst: |
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96 m = str(inst).split()[-1] |
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97 ui.warn(_("abort: could not import module %s!\n") % m) |
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98 if m in "mpatch bdiff".split(): |
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99 ui.warn(_("(did you forget to compile extensions?)\n")) |
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100 elif m in "zlib".split(): |
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101 ui.warn(_("(is your Python install correct?)\n")) |
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102 except IOError, inst: |
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103 if hasattr(inst, "code"): |
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104 ui.warn(_("abort: %s\n") % inst) |
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105 elif hasattr(inst, "reason"): |
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106 try: # usually it is in the form (errno, strerror) |
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107 reason = inst.reason.args[1] |
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108 except: # it might be anything, for example a string |
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109 reason = inst.reason |
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110 ui.warn(_("abort: error: %s\n") % reason) |
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111 elif hasattr(inst, "args") and inst.args[0] == errno.EPIPE: |
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112 if ui.debugflag: |
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113 ui.warn(_("broken pipe\n")) |
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114 elif getattr(inst, "strerror", None): |
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115 if getattr(inst, "filename", None): |
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116 ui.warn(_("abort: %s: %s\n") % (inst.strerror, inst.filename)) |
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117 else: |
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118 ui.warn(_("abort: %s\n") % inst.strerror) |
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119 else: |
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120 raise |
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121 except OSError, inst: |
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122 if getattr(inst, "filename", None): |
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123 ui.warn(_("abort: %s: %s\n") % (inst.strerror, inst.filename)) |
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124 else: |
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125 ui.warn(_("abort: %s\n") % inst.strerror) |
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126 except KeyboardInterrupt: |
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127 try: |
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128 ui.warn(_("interrupted!\n")) |
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129 except IOError, inst: |
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130 if inst.errno == errno.EPIPE: |
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131 if ui.debugflag: |
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132 ui.warn(_("\nbroken pipe\n")) |
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133 else: |
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134 raise |
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135 except MemoryError: |
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136 ui.warn(_("abort: out of memory\n")) |
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137 except SystemExit, inst: |
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138 # Commands shouldn't sys.exit directly, but give a return code. |
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139 # Just in case catch this and and pass exit code to caller. |
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140 return inst.code |
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141 except socket.error, inst: |
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142 ui.warn(_("abort: %s\n") % inst.args[-1]) |
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143 except: |
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144 ui.warn(_("** unknown exception encountered, details follow\n")) |
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145 ui.warn(_("** report bug details to " |
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146 "http://www.selenic.com/mercurial/bts\n")) |
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147 ui.warn(_("** or mercurial@selenic.com\n")) |
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148 ui.warn(_("** Mercurial Distributed SCM (version %s)\n") |
7632 | 149 % util.version()) |
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150 ui.warn(_("** Extensions loaded: %s\n") |
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151 % ", ".join([x[0] for x in extensions.extensions()])) |
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152 raise |
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153 |
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154 return -1 |
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155 |
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156 def _findrepo(p): |
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157 while not os.path.isdir(os.path.join(p, ".hg")): |
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158 oldp, p = p, os.path.dirname(p) |
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159 if p == oldp: |
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160 return None |
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161 |
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162 return p |
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163 |
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164 def _parse(ui, args): |
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165 options = {} |
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166 cmdoptions = {} |
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167 |
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168 try: |
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169 args = fancyopts.fancyopts(args, commands.globalopts, options) |
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170 except fancyopts.getopt.GetoptError, inst: |
7636 | 171 raise error.ParseError(None, inst) |
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172 |
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173 if args: |
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174 cmd, args = args[0], args[1:] |
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175 aliases, i = cmdutil.findcmd(cmd, commands.table, |
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176 ui.config("ui", "strict")) |
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177 cmd = aliases[0] |
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178 defaults = ui.config("defaults", cmd) |
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179 if defaults: |
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180 args = shlex.split(defaults) + args |
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181 c = list(i[1]) |
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182 else: |
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183 cmd = None |
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184 c = [] |
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185 |
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186 # combine global options into local |
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187 for o in commands.globalopts: |
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188 c.append((o[0], o[1], options[o[1]], o[3])) |
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189 |
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190 try: |
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191 args = fancyopts.fancyopts(args, c, cmdoptions, True) |
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192 except fancyopts.getopt.GetoptError, inst: |
7636 | 193 raise error.ParseError(cmd, inst) |
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194 |
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195 # separate global options back out |
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196 for o in commands.globalopts: |
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197 n = o[1] |
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198 options[n] = cmdoptions[n] |
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199 del cmdoptions[n] |
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200 |
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201 return (cmd, cmd and i[0] or None, args, options, cmdoptions) |
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202 |
8137 | 203 def _parseconfig(ui, config): |
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204 """parse the --config options from the command line""" |
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205 for cfg in config: |
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206 try: |
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207 name, value = cfg.split('=', 1) |
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208 section, name = name.split('.', 1) |
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209 if not section or not name: |
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210 raise IndexError |
8137 | 211 ui.setconfig(section, name, value) |
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212 except (IndexError, ValueError): |
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213 raise util.Abort(_('malformed --config option: %s') % cfg) |
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214 |
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215 def _earlygetopt(aliases, args): |
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216 """Return list of values for an option (or aliases). |
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217 |
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218 The values are listed in the order they appear in args. |
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219 The options and values are removed from args. |
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220 """ |
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221 try: |
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222 argcount = args.index("--") |
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223 except ValueError: |
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224 argcount = len(args) |
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225 shortopts = [opt for opt in aliases if len(opt) == 2] |
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226 values = [] |
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227 pos = 0 |
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228 while pos < argcount: |
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229 if args[pos] in aliases: |
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230 if pos + 1 >= argcount: |
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231 # ignore and let getopt report an error if there is no value |
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232 break |
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233 del args[pos] |
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234 values.append(args.pop(pos)) |
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235 argcount -= 2 |
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236 elif args[pos][:2] in shortopts: |
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237 # short option can have no following space, e.g. hg log -Rfoo |
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238 values.append(args.pop(pos)[2:]) |
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239 argcount -= 1 |
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240 else: |
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241 pos += 1 |
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242 return values |
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243 |
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244 def runcommand(lui, repo, cmd, fullargs, ui, options, d): |
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245 # run pre-hook, and abort if it fails |
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246 ret = hook.hook(lui, repo, "pre-%s" % cmd, False, args=" ".join(fullargs)) |
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247 if ret: |
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248 return ret |
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249 ret = _runcommand(ui, options, cmd, d) |
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250 # run post-hook, passing command result |
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251 hook.hook(lui, repo, "post-%s" % cmd, False, args=" ".join(fullargs), |
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252 result = ret) |
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253 return ret |
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254 |
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255 _loaded = set() |
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256 def _dispatch(ui, args): |
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257 # read --config before doing anything else |
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258 # (e.g. to change trust settings for reading .hg/hgrc) |
8137 | 259 _parseconfig(ui, _earlygetopt(['--config'], args)) |
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260 |
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261 # check for cwd |
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262 cwd = _earlygetopt(['--cwd'], args) |
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263 if cwd: |
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264 os.chdir(cwd[-1]) |
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265 |
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266 # read the local repository .hgrc into a local ui object |
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267 path = _findrepo(os.getcwd()) or "" |
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268 if not path: |
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269 lui = ui |
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270 if path: |
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271 try: |
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272 lui = ui.copy() |
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273 lui.readconfig(os.path.join(path, ".hg", "hgrc")) |
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274 except IOError: |
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275 pass |
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276 |
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277 # now we can expand paths, even ones in .hg/hgrc |
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278 rpath = _earlygetopt(["-R", "--repository", "--repo"], args) |
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279 if rpath: |
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280 path = lui.expandpath(rpath[-1]) |
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281 lui = ui.copy() |
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282 lui.readconfig(os.path.join(path, ".hg", "hgrc")) |
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283 |
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284 extensions.loadall(lui) |
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285 for name, module in extensions.extensions(): |
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286 if name in _loaded: |
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287 continue |
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288 |
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289 # setup extensions |
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290 # TODO this should be generalized to scheme, where extensions can |
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291 # redepend on other extensions. then we should toposort them, and |
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292 # do initialization in correct order |
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293 extsetup = getattr(module, 'extsetup', None) |
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294 if extsetup: |
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295 extsetup() |
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296 |
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297 cmdtable = getattr(module, 'cmdtable', {}) |
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298 overrides = [cmd for cmd in cmdtable if cmd in commands.table] |
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299 if overrides: |
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300 ui.warn(_("extension '%s' overrides commands: %s\n") |
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301 % (name, " ".join(overrides))) |
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302 commands.table.update(cmdtable) |
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303 _loaded.add(name) |
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304 # check for fallback encoding |
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305 fallback = lui.config('ui', 'fallbackencoding') |
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306 if fallback: |
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307 encoding.fallbackencoding = fallback |
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308 |
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309 fullargs = args |
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310 cmd, func, args, options, cmdoptions = _parse(lui, args) |
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311 |
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312 if options["config"]: |
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313 raise util.Abort(_("Option --config may not be abbreviated!")) |
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314 if options["cwd"]: |
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315 raise util.Abort(_("Option --cwd may not be abbreviated!")) |
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316 if options["repository"]: |
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317 raise util.Abort(_( |
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318 "Option -R has to be separated from other options (i.e. not -qR) " |
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319 "and --repository may only be abbreviated as --repo!")) |
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320 |
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321 if options["encoding"]: |
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322 encoding.encoding = options["encoding"] |
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323 if options["encodingmode"]: |
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324 encoding.encodingmode = options["encodingmode"] |
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325 if options["time"]: |
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326 def get_times(): |
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327 t = os.times() |
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328 if t[4] == 0.0: # Windows leaves this as zero, so use time.clock() |
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329 t = (t[0], t[1], t[2], t[3], time.clock()) |
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330 return t |
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331 s = get_times() |
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332 def print_time(): |
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333 t = get_times() |
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334 ui.warn(_("Time: real %.3f secs (user %.3f+%.3f sys %.3f+%.3f)\n") % |
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335 (t[4]-s[4], t[0]-s[0], t[2]-s[2], t[1]-s[1], t[3]-s[3])) |
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336 atexit.register(print_time) |
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337 |
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338 if options['verbose'] or options['debug'] or options['quiet']: |
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339 ui.setconfig('ui', 'verbose', str(bool(options['verbose']))) |
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340 ui.setconfig('ui', 'debug', str(bool(options['debug']))) |
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341 ui.setconfig('ui', 'quiet', str(bool(options['quiet']))) |
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342 if options['traceback']: |
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343 ui.setconfig('ui', 'traceback', 'on') |
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344 if options['noninteractive']: |
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345 ui.setconfig('ui', 'interactive', 'off') |
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346 |
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347 if options['help']: |
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348 return commands.help_(ui, cmd, options['version']) |
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349 elif options['version']: |
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350 return commands.version_(ui) |
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351 elif not cmd: |
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352 return commands.help_(ui, 'shortlist') |
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353 |
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354 repo = None |
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355 if cmd not in commands.norepo.split(): |
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356 try: |
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357 repo = hg.repository(ui, path=path) |
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358 ui = repo.ui |
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359 if not repo.local(): |
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360 raise util.Abort(_("repository '%s' is not local") % path) |
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361 ui.setconfig("bundle", "mainreporoot", repo.root) |
7637 | 362 except error.RepoError: |
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363 if cmd not in commands.optionalrepo.split(): |
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364 if args and not path: # try to infer -R from command args |
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365 repos = map(_findrepo, args) |
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366 guess = repos[0] |
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367 if guess and repos.count(guess) == len(repos): |
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368 return _dispatch(ui, ['--repository', guess] + fullargs) |
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369 if not path: |
7637 | 370 raise error.RepoError(_("There is no Mercurial repository" |
371 " here (.hg not found)")) | |
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372 raise |
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373 args.insert(0, repo) |
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374 elif rpath: |
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375 ui.warn("warning: --repository ignored\n") |
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376 |
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377 d = lambda: util.checksignature(func)(ui, *args, **cmdoptions) |
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378 return runcommand(lui, repo, cmd, fullargs, ui, options, d) |
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379 |
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380 def _runcommand(ui, options, cmd, cmdfunc): |
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381 def checkargs(): |
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382 try: |
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383 return cmdfunc() |
7646 | 384 except error.SignatureError: |
7636 | 385 raise error.ParseError(cmd, _("invalid arguments")) |
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386 |
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387 if options['profile']: |
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388 format = ui.config('profiling', 'format', default='text') |
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389 |
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390 if not format in ['text', 'kcachegrind']: |
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391 ui.warn(_("unrecognized profiling format '%s'" |
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392 " - Ignored\n") % format) |
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393 format = 'text' |
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394 |
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395 output = ui.config('profiling', 'output') |
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396 |
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397 if output: |
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398 path = os.path.expanduser(output) |
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399 path = ui.expandpath(path) |
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400 ostream = open(path, 'wb') |
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401 else: |
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402 ostream = sys.stderr |
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403 |
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404 try: |
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405 from mercurial import lsprof |
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406 except ImportError: |
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407 raise util.Abort(_( |
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408 'lsprof not available - install from ' |
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409 'http://codespeak.net/svn/user/arigo/hack/misc/lsprof/')) |
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410 p = lsprof.Profiler() |
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411 p.enable(subcalls=True) |
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412 try: |
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413 return checkargs() |
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414 finally: |
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415 p.disable() |
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416 |
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417 if format == 'kcachegrind': |
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418 import lsprofcalltree |
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419 calltree = lsprofcalltree.KCacheGrind(p) |
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420 calltree.output(ostream) |
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421 else: |
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422 # format == 'text' |
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423 stats = lsprof.Stats(p.getstats()) |
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424 stats.sort() |
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425 stats.pprint(top=10, file=ostream, climit=5) |
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426 |
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427 if output: |
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428 ostream.close() |
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429 else: |
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430 return checkargs() |