[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [PATCH] ltdl: set libltdl_cv_need_uscore to yes on OS/2

From: KO Myung-Hun
Subject: Re: [PATCH] ltdl: set libltdl_cv_need_uscore to yes on OS/2
Date: Thu, 27 Nov 2014 11:47:16 +0900
User-agent: Mozilla/5.0 (OS/2; Warp 4.5; rv:10.0.6esrpre) Gecko/20120715 Firefox/10.0.6esrpre SeaMonkey/2.7.2


Gary V. Vaughan wrote:
> Hi,
> Thanks for the report and the patch!
> On Nov 22, 2014, at 4:08 AM, KO Myung-Hun <address@hidden> wrote:
>> On OS/2, dlopen() does not support a program. So libltdl_cv_need_uscore
>> is set to unknown, but dlsym() requires an underscore prefix. So set
>> libltdl_cv_need_uscore to yes on OS/2 if lt_cv_sys_symbol_underscore is
>> yes and libltdl_cv_need_uscore is unknown.
> Actually, I think the real problem here is that LT_FUNC_DLSYM_USCORE is
> making the bad assumption that dlsym() only requires a leading symbol
> name underscore on machines where self dlopening works.
> Better than your suggested patch, we should really be checking whether
> dlsym of ordinary loadable module symbol names requires a leading underscore.

I agree.

> I pushed the core of a new macro that does exactly that to M4 master just
> now.
> Would you let me know whether this works correctly on OS2 for you please?

Of course. Unfortunately, however, it does not work. dlopen() in
configure fails due to 'file not found'.

KO Myung-Hun

Using Mozilla SeaMonkey 2.7.2
Under OS/2 Warp 4 for Korean with FixPak #15
In VirtualBox v4.1.32 on Intel Core i7-3615QM 2.30GHz with 8GB RAM

Korean OS/2 User Community :

reply via email to

[Prev in Thread] Current Thread [Next in Thread]