Re: winegcc library creation/import broken.

[Peter Dons Tychsen]

BTW: my setup is:

uname -a
Linux localhost.localdomain 5.10.15-100.fc32.x86_64 #1 SMP Wed Feb 10
17:52:05 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux

wine --version
wine-6.2 (Staging)

Thanks,

/pedro

Den fre. 5. mar. 2021 kl. 16.35 skrev Peter Dons Tychsen <
[e-mail]>:
> Hi WineHQ,
>
> I have an older library that i have create using winelib (and an
> application that uses it). It use to work fine. In later wine builds this
> does not work any more.
>
> I have tried allot of different combinations, and i cannot seem to get was
> has broken.
> - Every time a call is made into the library the program crashes
>
> immediately.
> 2) If i compile all the files into one program from the beginning the
> program works fine.
> 3) Using "winemaker" to create a library and app shows the exact same
> problem.
> 4) It seems to be related to importing the library or maybe the calling
> convention?
>
> I have a feeling this is just broken somewhere, or have i done something
> wrong all along, and first now do i get punished for it because something
> changed? Again, winemaker shows the exact same problem.
>
> I created a simple library setup to test it (a tiny lib and tine app):
>
> commands:
>
> winegcc -Wall -Werror -mwindows -mno-cygwin -fPIC -g -O0 -c lib.c -o lib.o
> winegcc -Wall -Werror -mwindows -mno-cygwin -fPIC -g -O0 -c test.c -o
> test.o
> winegcc -shared -olibtest.so lib.o -mwindows -mno-cygwin
> winegcc -Wl,-rpath,"$ORIGIN" -mwindows -mno-cygwin -ltest -L. test.o
> -otest.exe
>
> lib.c (library):
>
> #include <stdio.h>
> #include <stdlib.h>
>
> void lib_call(void)
> {
>   printf("oh\n");
>   exit(0);
> }
>
> test.c (app):
>
> #include <windows.h>
>
> extern void lib_call(void);
>
> INT WINAPI WinMain(HINSTANCE inst, HINSTANCE prev_inst, PSTR cmd_line, INT
> cmd_show)
> {
>   lib_call();
>   return 0;
> }
>
> Can anyone figure this out. I would be very thankful.
>
> Thanks,
>
> /pedro