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Date: Mon, 7 Mar 2022 05:43:08 +0000
From: naruto canada <narutocanada@...il.com>
To: musl@...ts.openwall.com
Subject: need help with libGL

hi

I've finally managed to get xorg-server compiled and running.
I've also managed to get llvm and mesa compiled.
When I tried to run simple 3d test program,
I got "Error: GLX version >= 1.3 is required"
I've checked /var/log/Xorg.log, and got:
Failed to load /usr/lib/xorg/modules/extensions/libglx.so: Error
relocating /usr/lib/libGL.so.1: _ITM_dereg
isterTMCloneTable: initial-exec TLS resolves to dynamic definition in
/usr/lib/libGL.so.1

I've searched the web and found this thread:
https://bugs.freedesktop.org/show_bug.cgi?id=35268

It seems musl was fixed 4 years ago.
I've checked musl-1.2.2 source code, indeed, the fix seems to be
there. (tlsdesc.s)

So, I recompiled mesa with patches from the thread.
but I still get the same error message.

I also tried this simple code:
#include <dlfcn.h>
#include <stdio.h>
int main()
{
    void *handle = dlopen("/usr/lib/libglapi.so", RTLD_LOCAL | RTLD_NOW);
    if (!handle) {
        printf("dlopen failed with message '%s'\n", dlerror());
    }
}

dlopen failed with message 'Error relocating /usr/lib/libglapi.so:
_glapi_tls_Context: initial-exec TLS resolves to dynamic definition in
/usr/lib/libglapi.so'

Most of what was discussed in the thread was way over my head.
I could use some help. Thanks.

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