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Re: [MPlayer-dev-eng] [PATCH] configure: linking against static libraries is preferred on OS/2





Reimar Döffinger wrote:
> On 07.12.2014, at 13:08, KO Myung-Hun <komh78@xxxxxxxxx> wrote:
>> Reimar Döffinger wrote:
>>> On Tue, Dec 02, 2014 at 12:16:39PM +0900, KO Myung-Hun wrote:
>>>> Hi/2.
>>>>
>>>> Reimar Döffinger wrote:
>>>>> On Mon, Dec 01, 2014 at 12:15:21PM +0900, KO Myung-Hun wrote:
>>>>>> ---
>>>>>> configure | 5 ++++-
>>>>>> 1 file changed, 4 insertions(+), 1 deletion(-)
>>>>>>
>>>>>> diff --git a/configure b/configure
>>>>>> index fd2b115..81a2e18 100755
>>>>>> --- a/configure
>>>>>> +++ b/configure
>>>>>> @@ -4338,7 +4338,7 @@ fi #if linux
>>>>>> echocheck "pkg-config"
>>>>>> _pkg_config=pkg-config
>>>>>> if $($_pkg_config --version > /dev/null 2>&1); then
>>>>>> -  if test "$ld_static"; then
>>>>>> +  if test "$ld_static" || os2 ; then
>>>>>>     _pkg_config="$_pkg_config --static"
>>>>>>   fi
>>>>>>   echores "yes"
>>>>>> @@ -8063,6 +8063,9 @@ echores "$_dvdnav"
>>>>>>
>>>>>> extra_ldflags="$extra_ldflags $libm"
>>>>>>
>>>>>> +# Linking against static libraries is preferred on OS/2
>>>>>> +os2 && extra_ldflags="-Wl,-static $extra_ldflags"
>>>>>
>>>>> Why, what is special about OS/2 that it should default to static?
>>>>
>>>> Without this, OS/2 ld tries to link against DLLs. Then DLL hells wait
>>>> for us. I don't want to fall into those hells.
>>>
>>> That isn't any different from Windows.
>>>
>>>>> Especially compared to e.g. Windows (where people for distribution
>>>>> will basically always link statically, too).
>>>>
>>>> Even if they have both static and shared libraries ? And without any
>>>> additional flags ?
>>>
>>> I mean, on Windows people have to explicitly specify if they want to
>>> use static libraries, and I just don't see a convincing reason why
>>> OS/2 should behave differently from everything else.
>>> There is both the option of not installing shared libraries and
>>> --enable-static, I am just not convinced the minor convenience
>>> of a different default is worth extra code and making OS/2 behave
>>> differently from everything else, including Windows.
>>
>> First --enable-static does not work on OS/2. Because gcc with -static
>> fails at linking time. It's on purpose to prevent libc runtime from
>> being linked statically. Due to this, I tried this.
>>
>> However, it would be better to fix --enable-static issues than forcing
>> to link statically.
>>
>> I attach the updated patch.
> 
> Thanks for the explanation.
> Yes, this looks like a very reasonable solution.

Committed. Thanks.

-- 
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 : http://www.ecomstation.co.kr

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