Hi,
Here is what I spotted:
fun Mix_FadeInMusic {l:addr} ( music: Mix_Music, loops: int, ms: int ) :
int = "mac#Mix_FadeInMusic"
should probably be declared as follows:
fun Mix_FadeInMusic ( music: &Mix_Music, loops: int, ms: int ) : int =
"mac#Mix_FadeInMusic"
because Mix_Music is a struct in C.
On Tue, Apr 28, 2020 at 6:59 AM d4v3y_5c0n3s <tmj9...@gmail.com> wrote:
> Ever since my previous question, I've been running into two issues
> with my SDL_mixer bindings. The first, is that I get a warning message
> whenever I use the function Mix_GetError() (the definition for this
> function may be found here:
> https://github.com/d4v3y5c0n3s/Goldelish-Engine/blob/master/source/SDL2/SDL_mixer.sats).
> The warning is as follows:
>
> g_audio_dats.c: In function 'audio_sound_play':
> /home/d4v3y/ATS2-Postiats-0.4.0/ccomp/runtime/pats_ccomp_instrset.h:276:35:
> warning:
> assignment discards 'const' qualifier fr
> om pointer target type [-Wdiscarded-qualifiers]
> #define ATSINSmove(tmp, val) (tmp = val)
>
> While this is only a warning, I would still like to know what is going
> wrong here. I looked at ATS-contrib's SDL binding, and found that the
> SDL_GetError() function there had the exact same problem. (The file for
> this function definition may be found here:
> https://github.com/githwxi/ATS-Postiats-contrib/blob/master/contrib/SDL2/SATS/SDL_error.sats
> )
>
> The second issue that I'm running into has to do with my
> Mix_FadeInMusic() function (which is defined here:
> https://github.com/d4v3y5c0n3s/Goldelish-Engine/blob/master/source/SDL2/SDL_mixer.sats).
> When I use this function, I get the following error message:
>
> g_audio_dats.c: In function 'audio_music_play':
> g_audio_dats.c:931:11: error: storage size of 'tmpref41' isn't known
> ATStmpdec(tmpref41, Mix_Music) ;
> ^~~~~~~~
> /home/d4v3y/ATS2-Postiats-0.4.0/ccomp/runtime/pats_ccomp_instrset.h:209:33:
> note:
> in definition of macro 'ATStmpdec'
> #define ATStmpdec(tmp, hit) hit tmp
> ^~~
> /home/d4v3y/ATS2-Postiats-0.4.0/ccomp/runtime/pats_ccomp_instrset.h:217:29:
> error:
> dereferencing pointer to incomplete type '
> Mix_Music' {aka 'struct _Mix_Music'}
> #define ATSderef(pmv, hit) (*(hit*)pmv)
>
>
> The file *where I've been receiving these errors* is available here:
> https://github.com/d4v3y5c0n3s/Goldelish-Engine/blob/master/source/g_audio.dats.
> My full source code is available on Github here:
> https://github.com/d4v3y5c0n3s/Goldelish-Engine.
>
> Any help is appreciated, and if you'd like me to provide any more
> information, please ask for it. Also, if anyone knows of a great resource
> for understanding how the internals of ATS work, please let me know. I
> have a feeling that if I better understood how ATS worked, I would also
> better understand what to do when I encounter error messages such as these.
>
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