gtk2 using SysV memory? (Was: Re: [ITP] gvim-6.4)

Yaakov S (Cygwin Ports) yselkowitz@users.sourceforge.net
Sun Dec 25 04:13:00 GMT 2005


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Corinna Vinschen wrote:
> The error message you see points to the fact that apparently some part
> of gvim or subsequent libraries use SYSV shared memory.  The reason you
> see this error message and I see a SIGSYS is that I don't have
> CYGWIN=server set in my environment by default and no cygserver is
> running unless I'm debugging it.

OK, I see this now as well locally, if I unset CYGWIN.

> So what we have here looks like something I don't like, which is, that
> running gvim requires to run Cygserver because something, gvim itself or
> some library, is using SYSV shared memory.

After doing some experimentation, it looks like this isn't a specific
problem with gvim, but is common to gtk2 apps, e.g.:

$ CYGWIN= gcolor2
Bad system call

$ gcolor2
[runs]

> I don't think that should be necessary, except in very trying cases like, 
> say, a database like postgresql.  So, whatever is using SYSV shared 
> memory in this scenario, it shouldn't.  The fact that I can start
> gvim on local Xmingw server but not on a remote X server shows,
> that SYSV shared memory can't be a necessity.

Gerrit?


Yaakov
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