CI: Make some important libraries mandatory on Steam Linux Runtime 3.0

This means we exercise the non-dlopen()-based code paths for these,
as used in Debian and the Steam Runtime.

Signed-off-by: Simon McVittie <[email protected]>

.github/workflows/create-test-plan.py

@@ -100,6 +100,7 @@ class JobSpec:
     clang_cl: bool = False
     gdk: bool = False
     vita_gles: Optional[VitaGLES] = None
+    more_hard_deps: bool = False
 
 
 JOB_SPECS = {
@@ -116,8 +117,8 @@ JOB_SPECS = {
     "ubuntu-22.04": JobSpec(name="Ubuntu 22.04",                            os=JobOs.Ubuntu22_04,       platform=SdlPlatform.Linux,       artifact="SDL-ubuntu22.04", ),
     "ubuntu-latest": JobSpec(name="Ubuntu (latest)",                        os=JobOs.UbuntuLatest,      platform=SdlPlatform.Linux,       artifact="SDL-ubuntu-latest", ),
     "ubuntu-24.04-arm64": JobSpec(name="Ubuntu 24.04 (ARM64)",              os=JobOs.Ubuntu24_04_arm,   platform=SdlPlatform.Linux,       artifact="SDL-ubuntu24.04-arm64", ),
-    "steamrt3": JobSpec(name="Steam Linux Runtime 3.0 (x86_64)",            os=JobOs.UbuntuLatest,      platform=SdlPlatform.Linux,       artifact="SDL-steamrt3",           container="registry.gitlab.steamos.cloud/steamrt/sniper/sdk:latest", ),
-    "steamrt3-arm64": JobSpec(name="Steam Linux Runtime 3.0 (arm64)",       os=JobOs.Ubuntu24_04_arm,   platform=SdlPlatform.Linux,       artifact="SDL-steamrt3-arm64",     container="registry.gitlab.steamos.cloud/steamrt/sniper/sdk/arm64:latest", ),
+    "steamrt3": JobSpec(name="Steam Linux Runtime 3.0 (x86_64)",            os=JobOs.UbuntuLatest,      platform=SdlPlatform.Linux,       artifact="SDL-steamrt3",           container="registry.gitlab.steamos.cloud/steamrt/sniper/sdk:latest", more_hard_deps = True, ),
+    "steamrt3-arm64": JobSpec(name="Steam Linux Runtime 3.0 (arm64)",       os=JobOs.Ubuntu24_04_arm,   platform=SdlPlatform.Linux,       artifact="SDL-steamrt3-arm64",     container="registry.gitlab.steamos.cloud/steamrt/sniper/sdk/arm64:latest", more_hard_deps = True, ),
     "ubuntu-intel-icx": JobSpec(name="Ubuntu 22.04 (Intel oneAPI)",         os=JobOs.Ubuntu22_04,       platform=SdlPlatform.Linux,       artifact="SDL-ubuntu22.04-oneapi", intel=IntelCompiler.Icx, ),
     "ubuntu-intel-icc": JobSpec(name="Ubuntu 22.04 (Intel Compiler)",       os=JobOs.Ubuntu22_04,       platform=SdlPlatform.Linux,       artifact="SDL-ubuntu22.04-icc",    intel=IntelCompiler.Icc, ),
     "macos-framework-x64":  JobSpec(name="MacOS (Framework) (x64)",         os=JobOs.Macos14,           platform=SdlPlatform.MacOS,       artifact="SDL-macos-framework",    apple_framework=True,  apple_archs={AppleArch.Aarch64, AppleArch.X86_64, }, xcode=True, ),
@@ -483,6 +484,19 @@ def spec_to_job(spec: JobSpec, key: str, trackmem_symbol_names: bool) -> JobDeta
             job.shared_lib = SharedLibType.SO_0
             job.static_lib = StaticLibType.A
             fpic = True
+            if spec.more_hard_deps:
+                # Some distros prefer to make important dependencies
+                # mandatory, so that SDL won't start up but lack expected
+                # functionality if they're missing
+                job.cmake_arguments.extend([
+                    "-DSDL_ALSA_SHARED=OFF",
+                    "-DSDL_FRIBIDI_SHARED=OFF",
+                    "-DSDL_HIDAPI_LIBUSB_SHARED=OFF",
+                    "-DSDL_PULSEAUDIO_SHARED=OFF",
+                    "-DSDL_X11_SHARED=OFF",
+                    "-DSDL_WAYLAND_LIBDECOR_SHARED=OFF",
+                    "-DSDL_WAYLAND_SHARED=OFF",
+                ])
         case SdlPlatform.Ios | SdlPlatform.Tvos:
             job.brew_packages.extend([
                 "ccache",