Re: [PATCH 2/2] libtool: set file_list_spec to '@' on OS/2

[KO Myung-Hun]

Hi/2.

Peter Rosin wrote:
> Hi!
> 
> On 2016-02-22 12:21, Pavel Raiskup wrote:
>> KO Myung-Hun, thanks for this patch but I need to see a bit deeper
>> reasoning for this change as I do not understand the code properly.
>>
>> As the $file_list_spec is used in libtool under special circumstances, can
>> you describe what are the values of important variables (or could you post
>> a full libtool output with shell debugging output)?
>>
>> Maybe other committers can help with the review?
> 
> Stepping up to the plate...
> 
> The first hunk is for gnu ld on os2, and I believe '@' is correct there.
> 
> The second hunk is for the system linker on os2, whatever that is but I
> would guess link.exe or something such. If that's true and this link.exe is
> compatible with microsoft link.exe, '@' is also correct. Two big ifs though.
> I'm not even sure if it is sensible to talk about a system linker on os2,
> but it is not gnu ld (it would have been handled by the first hunk in that
> case).
> 

All the linker on OS/2 accept '@'.

> The third hunk is for everything C++, and maybe libtool only works for 
> g++ anyway on os2? I don't know, but if that is the case, '@' is ok.
> 

C++ as well.

> I don't know if anything but gnu tools ever worked with libtool on os2?
> 

emx tools. ^^

> Cheers,
> Peter
> 
>> On Wednesday 16 of December 2015 12:59:17 KO Myung-Hun wrote:
>>> Creating and linking reloadable objects sometimes fail.
>>>
>>> * m4/libtool.m4 (_LT_LINKER_SHLIBS, _LT_LANG_CXX_CONFIG) <os2-*>:
>>> Set file_list_spec to '@'.
>>> ---
>>>  m4/libtool.m4 | 3 +++
>>>  1 file changed, 3 insertions(+)
>>>
>>> diff --git a/m4/libtool.m4 b/m4/libtool.m4
>>> index 2e8c3cf..c01f8fb 100644
>>> --- a/m4/libtool.m4
>>> +++ b/m4/libtool.m4
>>> @@ -5169,6 +5169,7 @@ _LT_EOF
>>>     emximp -o $lib $output_objdir/$libname.def'
>>>        _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o 
>>> $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
>>>        _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
>>> +      _LT_TAGVAR(file_list_spec, $1)='@'
>>>        ;;
>>>  
>>>      interix[[3-9]]*)
>>> @@ -5874,6 +5875,7 @@ _LT_EOF
>>>     emximp -o $lib $output_objdir/$libname.def'
>>>        _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o 
>>> $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
>>>        _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
>>> +      _LT_TAGVAR(file_list_spec, $1)='@'
>>>        ;;
>>>  
>>>      osf3*)
>>> @@ -6743,6 +6745,7 @@ if test yes != "$_lt_caught_CXX_error"; then
>>>       emximp -o $lib $output_objdir/$libname.def'
>>>     _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o 
>>> $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
>>>     _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
>>> +   _LT_TAGVAR(file_list_spec, $1)='@'
>>>     ;;
>>>  
>>>        dgux*)
>>>
>>
>>

-- 
KO Myung-Hun

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