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authorNishanth Amuluru2011-01-11 22:41:51 +0530
committerNishanth Amuluru2011-01-11 22:41:51 +0530
commitb03203c8cb991c16ac8a3d74c8c4078182d0bb48 (patch)
tree7cf13b2deacbfaaec99edb431b83ddd5ea734a52 /eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/mercurial/hook.py
parent0c50203cd9eb94b819883c3110922e873f003138 (diff)
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removed all the buildout files
Diffstat (limited to 'eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/mercurial/hook.py')
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diff --git a/eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/mercurial/hook.py b/eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/mercurial/hook.py
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--- a/eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/mercurial/hook.py
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@@ -1,153 +0,0 @@
-# hook.py - hook support for mercurial
-#
-# Copyright 2007 Matt Mackall <mpm@selenic.com>
-#
-# This software may be used and distributed according to the terms of the
-# GNU General Public License version 2 or any later version.
-
-from i18n import _
-import os, sys
-import extensions, util
-
-def _pythonhook(ui, repo, name, hname, funcname, args, throw):
- '''call python hook. hook is callable object, looked up as
- name in python module. if callable returns "true", hook
- fails, else passes. if hook raises exception, treated as
- hook failure. exception propagates if throw is "true".
-
- reason for "true" meaning "hook failed" is so that
- unmodified commands (e.g. mercurial.commands.update) can
- be run as hooks without wrappers to convert return values.'''
-
- ui.note(_("calling hook %s: %s\n") % (hname, funcname))
- obj = funcname
- if not hasattr(obj, '__call__'):
- d = funcname.rfind('.')
- if d == -1:
- raise util.Abort(_('%s hook is invalid ("%s" not in '
- 'a module)') % (hname, funcname))
- modname = funcname[:d]
- oldpaths = sys.path
- if hasattr(sys, "frozen"):
- # binary installs require sys.path manipulation
- modpath, modfile = os.path.split(modname)
- if modpath and modfile:
- sys.path = sys.path[:] + [modpath]
- modname = modfile
- try:
- obj = __import__(modname)
- except ImportError:
- e1 = sys.exc_type, sys.exc_value, sys.exc_traceback
- try:
- # extensions are loaded with hgext_ prefix
- obj = __import__("hgext_%s" % modname)
- except ImportError:
- e2 = sys.exc_type, sys.exc_value, sys.exc_traceback
- if ui.tracebackflag:
- ui.warn(_('exception from first failed import attempt:\n'))
- ui.traceback(e1)
- if ui.tracebackflag:
- ui.warn(_('exception from second failed import attempt:\n'))
- ui.traceback(e2)
- raise util.Abort(_('%s hook is invalid '
- '(import of "%s" failed)') %
- (hname, modname))
- sys.path = oldpaths
- try:
- for p in funcname.split('.')[1:]:
- obj = getattr(obj, p)
- except AttributeError:
- raise util.Abort(_('%s hook is invalid '
- '("%s" is not defined)') %
- (hname, funcname))
- if not hasattr(obj, '__call__'):
- raise util.Abort(_('%s hook is invalid '
- '("%s" is not callable)') %
- (hname, funcname))
- try:
- r = obj(ui=ui, repo=repo, hooktype=name, **args)
- except KeyboardInterrupt:
- raise
- except Exception, exc:
- if isinstance(exc, util.Abort):
- ui.warn(_('error: %s hook failed: %s\n') %
- (hname, exc.args[0]))
- else:
- ui.warn(_('error: %s hook raised an exception: '
- '%s\n') % (hname, exc))
- if throw:
- raise
- ui.traceback()
- return True
- if r:
- if throw:
- raise util.Abort(_('%s hook failed') % hname)
- ui.warn(_('warning: %s hook failed\n') % hname)
- return r
-
-def _exthook(ui, repo, name, cmd, args, throw):
- ui.note(_("running hook %s: %s\n") % (name, cmd))
-
- env = {}
- for k, v in args.iteritems():
- if hasattr(v, '__call__'):
- v = v()
- env['HG_' + k.upper()] = v
-
- if repo:
- cwd = repo.root
- else:
- cwd = os.getcwd()
- if 'HG_URL' in env and env['HG_URL'].startswith('remote:http'):
- r = util.system(cmd, environ=env, cwd=cwd, out=ui)
- else:
- r = util.system(cmd, environ=env, cwd=cwd)
- if r:
- desc, r = util.explain_exit(r)
- if throw:
- raise util.Abort(_('%s hook %s') % (name, desc))
- ui.warn(_('warning: %s hook %s\n') % (name, desc))
- return r
-
-_redirect = False
-def redirect(state):
- global _redirect
- _redirect = state
-
-def hook(ui, repo, name, throw=False, **args):
- r = False
-
- oldstdout = -1
- if _redirect:
- stdoutno = sys.__stdout__.fileno()
- stderrno = sys.__stderr__.fileno()
- # temporarily redirect stdout to stderr, if possible
- if stdoutno >= 0 and stderrno >= 0:
- oldstdout = os.dup(stdoutno)
- os.dup2(stderrno, stdoutno)
-
- try:
- for hname, cmd in ui.configitems('hooks'):
- if hname.split('.')[0] != name or not cmd:
- continue
- if hasattr(cmd, '__call__'):
- r = _pythonhook(ui, repo, name, hname, cmd, args, throw) or r
- elif cmd.startswith('python:'):
- if cmd.count(':') >= 2:
- path, cmd = cmd[7:].rsplit(':', 1)
- path = util.expandpath(path)
- if repo:
- path = os.path.join(repo.root, path)
- mod = extensions.loadpath(path, 'hghook.%s' % hname)
- hookfn = getattr(mod, cmd)
- else:
- hookfn = cmd[7:].strip()
- r = _pythonhook(ui, repo, name, hname, hookfn, args, throw) or r
- else:
- r = _exthook(ui, repo, hname, cmd, args, throw) or r
- finally:
- if _redirect and oldstdout >= 0:
- os.dup2(oldstdout, stdoutno)
- os.close(oldstdout)
-
- return r