Error trying to use mod_wsgi and Mercurial

[Matt Mackall]

On Thu, 2011-10-20 at 15:19 -0400, Scott Palmer wrote:
> On 2011-10-20, at 3:09 PM, Tim Downey wrote:
> 
> > Hi folks,
> > 
> > I've been trying to set up mod_wsgi on my Apache for use with Mercurial and think I'm close, but I'm getting an issue that seems to be about loading a DLL.  Has anyone seen this message or can someone offer some advice on what else I can check?
> > 
> > The environment is Apache 2.2 (32 bit), Mercurial 1.9.3 (src distribution unzipped and pointed at), Python 2.7 (32 bit) on  Win 2008R2.
> > 
> > Here's the error.  I can't quite tell which DLL is trying to be loaded, but from Googling, it may be kernel32.
> > 
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1] mod_wsgi (pid=5064): Target WSGI script 'D:/views/Apache2.2/wsgi/hgweb.wsgi' cannot be loaded as Python module.
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1] mod_wsgi (pid=5064): Exception occurred processing WSGI script 'D:/views/Apache2.2/wsgi/hgweb.wsgi'.
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1] Traceback (most recent call last):
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/Apache2.2/wsgi/hgweb.wsgi", line 18, in <module>
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     application = hgweb(config)
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\hgweb\\__init__.py", line 26, in hgweb
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     return hgwebdir_mod.hgwebdir(config, baseui=baseui)
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\hgweb\\hgwebdir_mod.py", line 62, in __init__
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     self.refresh()
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\hgweb\\hgwebdir_mod.py", line 71, in refresh
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     u = ui.ui()
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\ui.py", line 43, in __init__
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     for f in scmutil.rcpath():
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\demandimport.py", line 75, in __getattribute__
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     self._load()
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\demandimport.py", line 47, in _load
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     mod = _origimport(head, globals, locals)
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\scmutil.py", line 164, in <module>
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     class opener(abstractopener):
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\scmutil.py", line 180, in opener
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     @util.propertycache
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\demandimport.py", line 75, in __getattribute__
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     self._load()
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\demandimport.py", line 47, in _load
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     mod = _origimport(head, globals, locals)
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\util.py", line 507, in <module>
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     from windows import *
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\demandimport.py", line 85, in _demandimport
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     return _origimport(name, globals, locals, fromlist)
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\windows.py", line 21, in <module>
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     posixfile.__doc__ = osutil.posixfile.__doc__
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\demandimport.py", line 75, in __getattribute__
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     self._load()
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3\\mercurial\\demandimport.py", line 47, in _load
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     mod = _origimport(head, globals, locals)
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:/views/mercurial-1.9.3/mercurial/pure\\osutil.py", line 78, in <module>
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     _crt = ctypes.PyDLL(_crtname())
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]   File "D:\\views\\Python27\\Lib\\ctypes\\__init__.py", line 353, in __init__
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1]     self._handle = _dlopen(self._name, mode)
> > [Thu Oct 20 13:14:51 2011] [error] [client 127.0.0.1] WindowsError: [Error 126] The specified module could not be found
> > 
> 
> It's a known issue.  The current workaround is to use Mercurial binaries built with MinGW.

You might find this handy:

http://mercurial.markmail.org/thread/fx5rqzyxo5ut6bic

-- 
Mathematics is the supreme nostalgia of our time.