> Am 21.02.2021 um 13:22 schrieb Alexandre Janniaux <ajanni at videolabs.io>:
>
> Hi,
>
> On Sun, Feb 21, 2021 at 07:58:59AM +0100, david.fuhrmann at gmail.com <mailto:david.fuhrmann at gmail.com> wrote:
>>
>>
>>> Am 20.02.2021 um 10:21 schrieb Alexandre Janniaux <ajanni at videolabs.io>:
>>>
>>> configure will store the command used when reconfiguring as long as the
>>> ac_cv_ variables are passed as parameter to the configure execution
>>> instead of being an environment variable.
>>>
>>> So as to stay compatible with other clients of this script, use export
>>> as default command when no argument is given to keep the previous
>>> behaviour.
>>> ---
>>> extras/package/macosx/env.build.sh | 54 +++++++++++++++++-------------
>>> 1 file changed, 30 insertions(+), 24 deletions(-)
>>>
>>> diff --git a/extras/package/macosx/env.build.sh b/extras/package/macosx/env.build.sh
>>> index ef1316465a..fd2f219a29 100755
>>> --- a/extras/package/macosx/env.build.sh
>>> +++ b/extras/package/macosx/env.build.sh
>>> @@ -77,36 +77,42 @@ vlcSetBaseEnvironment() {
>>> }
>>>
>>> vlcSetSymbolEnvironment() {
>>> + ARGS=( "$@" )
>>> + if [ "$#" -lt 2 ]; then
>>> + ARGS+=( export )
>>> + fi
>>
>> Hi, I do not really understand this logic here: why do you care about the arguments of the overall bash script when you are constructing the export line below?
>>
>> I think you should rather use a local parameter for this function to decide whether to use export or not. Or just return the list below here, and take care about export or no export in a different place...
>>
>
> This patch is wrong as-is (ARGS not used, -lt 2 should be -lt 1),
> I'll send a fixed version later with more comments.
>
> The logic behind ARGS is just to keep the previous behaviour right,
> it can be removed later once every callsite would have been fixed.
> This is because I didn't test on macosx, and to be fair I tested on
> iOS but probably completely messed up the actual testing since it
> wouldn't even work, I'm not sure how it resulted in a correct build
> back then.
>
> The core idea of this change is to not use export anymore, and be
> sure the configuration we are using is kept for later build, mostly
> because I usually use make to build and it breaks when there is a
> reconf and some files depending on the function where the detection
> is overriden here is recompiled. As a side-effect, since I've
> integrated the current buildsystem in some XCode project generation
> tool, which will be using make, it prevents compilation from this
> XCode project to fail randomly when it triggers a reconfiguration.
Yes, I understood the general purpose of this patch, and if this works it would be very cool, indeed. :-)
I just did not understand at all, why you need to use $@ and $# in this context.
>
>
>>> echo "Setting symbol environment"
>>>
>>> # The following symbols do not exist on the minimal macOS / iOS, so they are disabled
>>> # here. This allows compilation also with newer macOS SDKs.
>>> # List assumes macOS 10.10 / iOS 8 at minimum.
>>>
>>> - # Added symbols in macOS 10.12 / iOS 10 / watchOS 3
>>> - export ac_cv_func_basename_r=no
>>> - export ac_cv_func_clock_getres=no
>>> - export ac_cv_func_clock_gettime=no
>>> - export ac_cv_func_clock_settime=no
>>> - export ac_cv_func_dirname_r=no
>>> - export ac_cv_func_getentropy=no
>>> - export ac_cv_func_mkostemp=no
>>> - export ac_cv_func_mkostemps=no
>>> - export ac_cv_func_timingsafe_bcmp=no
>>> -
>>> - # Added symbols in macOS 10.13 / iOS 11 / watchOS 4 / tvOS 11
>>> - export ac_cv_func_open_wmemstream=no
>>> - export ac_cv_func_fmemopen=no
>>> - export ac_cv_func_open_memstream=no
>>> - export ac_cv_func_futimens=no
>>> - export ac_cv_func_utimensat=no
>>> -
>>> - # Added symbol in macOS 10.14 / iOS 12 / tvOS 9
>>> - export ac_cv_func_thread_get_register_pointer_values=no
>>> -
>>> - # Added symbols in macOS 10.15 / iOS 13 / tvOS 13
>>> - export ac_cv_func_aligned_alloc=no
>>> - export ac_cv_func_timespec_get=no
>>> + # - Added symbols in macOS 10.12 / iOS 10 / watchOS 3
>>> + # - Added symbols in macOS 10.13 / iOS 11 / watchOS 4 / tvOS 11
>>> + # - Added symbol in macOS 10.14 / iOS 12 / tvOS 9
>>> + # - Added symbols in macOS 10.15 / iOS 13 / tvOS 13
>>> + "$@" \
>>> + \
>>> + ac_cv_func_basename_r=no \
>>> + ac_cv_func_clock_getres=no \
>>> + ac_cv_func_clock_gettime=no \
>>> + ac_cv_func_clock_settime=no \
>>> + ac_cv_func_dirname_r=no \
>>> + ac_cv_func_getentropy=no \
>>> + ac_cv_func_mkostemp=no \
>>> + ac_cv_func_mkostemps=no \
>>> + ac_cv_func_timingsafe_bcmp=no \
>>> + \
>>> + ac_cv_func_open_wmemstream=no \
>>> + ac_cv_func_fmemopen=no \
>>> + ac_cv_func_open_memstream=no \
>>> + ac_cv_func_futimens=no \
>>> + ac_cv_func_utimensat=no \
>>> + \
>>> + ac_cv_func_thread_get_register_pointer_values=no \
>>> + \
>>> + ac_cv_func_aligned_alloc=no \
>>> + ac_cv_func_timespec_get=no
>>> }
>>>
>>> vlcSetContribEnvironment() {
>>> --
>>> 2.28.0
>>>
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