[BUG] Build fails on Gentoo Linux, gcc 14.2.1, and clang 19.1.3

[NuLL3rr0r]

Describe the bug
I clone the code run build.sh then it immediately fails:

./build-release.sh 
Building for Linux...
Building everything on linux (release)...
--- Performing kohi.tools.versiongen release build ---
kohi.tools.versiongen/src/main.c...
kohi.tools.versiongen/src/main.c:45:17: error: ignoring return value of function declared with 'warn_unused_result' attribute [-Werror,-Wunused-result]
   45 |                 fread(read_version, fsize, 1, f);
      |                 ^~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
make: *** [Makefile.executable.mak:144: obj/kohi.tools.versiongen/src/main.c.o] Error 1
error:

To Reproduce
Steps to reproduce the behavior:

1. Clone
2. make
3. See error

Expected behavior
The code should built.

Desktop (please complete the following information):

• OS: Gentoo Linux
• Browser Brave
• Version : Latest

$ uname -a                                 
Linux mamadou-dev-pc 6.6.59 #24 SMP PREEMPT_DYNAMIC Sun Nov  3 02:01:04 CET 2024 x86_64 AMD Ryzen Threadripper 3960X 24-Core Processor AuthenticAMD GNU/Linux

[NuLL3rr0r]

Interesting part is if I rung with CC=gcc CXX=g++ ./build-debug.sh or CC=clang CXX=clang++ ./build-debug.sh it moves forward but still fails.

$ CC=gcc CXX=g++ ./build-debug.sh
Building for Linux...
Building everything on linux (debug)...
--- Performing kohi.tools.versiongen debug build ---
kohi.tools.versiongen/src/main.c...
Linking kohi.tools.versiongen...
--- Performing kohi.core debug build ---
kohi.core/src/identifiers/uuid.c...
kohi.core/src/identifiers/identifier.c...
kohi.core/src/identifiers/khandle.c...
kohi.core/src/time/kclock.c...
kohi.core/src/logger.c...
kohi.core/src/memory/allocators/dynamic_allocator.c...
kohi.core/src/memory/allocators/linear_allocator.c...
kohi.core/src/memory/kmemory.c...
kohi.core/src/threads/worker_thread.c...
kohi.core/src/threads/threadpool.c...
kohi.core/src/strings/kstring.c...
kohi.core/src/platform/filesystem.c...
kohi.core/src/platform/platform_linux.c...
kohi.core/src/platform/platform_win32.c...
kohi.core/src/platform/platform_nix.c...
kohi.core/src/math/geometry.c...
kohi.core/src/math/kmath.c...
kohi.core/src/math/geometry_3d.c...
kohi.core/src/math/mtwister.c...
kohi.core/src/containers/queue.c...
kohi.core/src/containers/hashtable.c...
kohi.core/src/containers/stack.c...
kohi.core/src/containers/ring_queue.c...
kohi.core/src/containers/freelist.c...
kohi.core/src/containers/registry.c...
kohi.core/src/containers/darray.c...
kohi.core/src/utils/ksort.c...
kohi.core/src/parsers/kson_parser.c...
Linking kohi.core...
�[0;31merror�[0m:

[NuLL3rr0r]

Sorry, my bad it was with the debug builds that move forward, with the release it's the same error as the original report.

CC=gcc CXX=g++ ./build-release.sh
Building for Linux...
Building everything on linux (release)...
--- Performing kohi.tools.versiongen release build ---
kohi.tools.versiongen/src/main.c...
kohi.tools.versiongen/src/main.c:45:17: error: ignoring return value of function declared with 'warn_unused_result' attribute [-Werror,-Wunused-result]
   45 |                 fread(read_version, fsize, 1, f);
      |                 ^~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
make: *** [Makefile.executable.mak:144: obj/kohi.tools.versiongen/src/main.c.o] Error 1
error: