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From Adam Kocoloski <kocol...@apache.org>
Subject Re: windows
Date Tue, 09 Jun 2009 19:47:54 GMT
On Jun 9, 2009, at 12:23 PM, Nathan Stott wrote:

> I'm trying very hard to get a couchdb build from source running on  
> windows.
> I am using 0.9.0.  I have built the couch_erl_driver.dll with the
> couch_erl_driver.c and the most recent version of ICU successfully,  
> but when
> couch_util calls erl_ddll:load_driver I get error -136.  I have  
> debugged
> into the erlang source to find out more about this error and it is
> ERL_DE_LOAD_ERROR_INCORRECT_VERSION<http://src.opensolaris.org/source/s?defs=ERL_DE_LOAD_ERROR_INCORRECT_VERSION&project=/erlang-dtrace

> >
>
> I'm a bit stumped. I don't know how this could be the wrong version.
>
> This error comes from line 1557 of erl_bif_ddll.c in erlang 5.7.1
>
> Anyone got any suggestions about where I go from here?


Hi Nathan, I'm confused.  How does -136 translate to

> #define ERL_DE_LOAD_ERROR_INCORRECT_VERSION -5

I thought we decided on IRC that this code in erl_win32_sys_ddll.c

> int erts_sys_ddll_open_noext(char *dlname, void **handle)
> {
>     HINSTANCE hinstance;
>
>     if ((hinstance = LoadLibrary(dlname)) == NULL) {
> 	return ERL_DE_DYNAMIC_ERROR_OFFSET - GetLastError();
>     } else {
> 	*handle = (void *) hinstance;
> 	return ERL_DE_NO_ERROR;
>     }
> }

indicated that LoadLibrary(dlname) was NULL and GetLastError()  
returned 126, which according to WinError.h is

> //
> // MessageId: ERROR_MOD_NOT_FOUND
> //
> // MessageText:
> //
> //  The specified module could not be found.
> //
> #define ERROR_MOD_NOT_FOUND              126L

Best, Adam

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