And Android Test Task

Tasks.cs

@@ -8,6 +8,7 @@ public class BuildLibraryTask : FrostingTask { }
 [IsDependentOn(typeof(TestWindowsTask))]
 [IsDependentOn(typeof(TestMacOSTask))]
 [IsDependentOn(typeof(TestLinuxTask))]
+[IsDependentOn(typeof(TestAndroidTask))]
 public class TestLibraryTask : FrostingTask { }
 
 [TaskName("Default")]

Tasks/PublishLibraryTask.cs

@@ -37,8 +37,10 @@ public override async Task RunAsync(BuildContext context)
             }
         }
 
-        foreach (var r in availableRids)
+        foreach (var r in availableRids) {
+            context.Information($"Uploading: {context.ArtifactsDir}/{r} to artifacts-{r}");
             await context.BuildSystem().GitHubActions.Commands.UploadArtifact(DirectoryPath.FromString($"{context.ArtifactsDir}/{r}"), $"artifacts-{r}");
+        }
 
         if (availableRids.Any ())
             return;
@@ -58,6 +60,7 @@ public override async Task RunAsync(BuildContext context)
                 _ => "-x64",
             };
         }
+        context.Information($"Uploading: {context.ArtifactsDir} to artifacts-{rid}");
         await context.BuildSystem().GitHubActions.Commands.UploadArtifact(DirectoryPath.FromString(context.ArtifactsDir), $"artifacts-{rid}");
     }
 }

Tasks/TestAndroidTask.cs

@@ -0,0 +1,90 @@
+
+namespace BuildScripts;
+
+[TaskName("Test Android")]
+public sealed class TestAndroidTask : FrostingTask<BuildContext>
+{
+    private static readonly string[] ValidLibs = {
+        "linux-vdso.so",
+        "libstdc++.so",
+        "libgcc_s.so",
+        "libc.so",
+        "libm.so",
+        "libdl.so",
+        "libpthread.so",
+        "/lib/ld-linux-",
+        "/lib64/ld-linux-",
+        "linux-gate.so.1",
+        "libOpenSLES.so",
+        "liblog.so"
+    };
+
+    public override bool ShouldRun(BuildContext context) => context.IsRunningOnLinux();
+
+    public override void Run(BuildContext context)
+    {
+        var ndk = System.Environment.GetEnvironmentVariable ("ANDROID_NDK_HOME");
+        if (string.IsNullOrEmpty (ndk)) {
+            context.Information($"SKIP: no ANDROID_NDK+HOME found.");
+            return;
+        }
+        ///toolchains/llvm/prebuilt/*/bin/lld
+        string readelf = string.Empty;
+        var files = Directory.GetFiles (System.IO.Path.Combine(ndk, "toolchains/llvm/prebuilt"), "llvm-readelf", SearchOption.AllDirectories);
+        if (files.Length > 0) {
+            readelf = files.First (l => l.EndsWith ("llvm-readelf"));
+        }
+        if (string.IsNullOrEmpty (readelf)) {
+            context.Information($"SKIP: could not find llvm-readelf");
+            return;
+        }
+
+        foreach (var filePath in Directory.GetFiles(context.ArtifactsDir, "android-*", SearchOption.AllDirectories))
+        {
+            context.Information($"Checking: {filePath}");
+            context.StartProcess(
+                readelf,
+                new ProcessSettings
+                {
+                    Arguments = $"--needed-libs {filePath}",
+                    RedirectStandardOutput = true
+                },
+                out IEnumerable<string> processOutput);
+
+            var passedTests = true;
+            foreach (var line in processOutput)
+            {
+                if (line.Contains('[') || line.Contains(']'))
+                    continue;
+                var libPath = line.Trim();
+
+                var isValidLib = false;
+                foreach (var validLib in ValidLibs)
+                {
+                    if (libPath.StartsWith(validLib))
+                    {
+                        isValidLib = true;
+                        break;
+                    }
+                }
+
+                if (isValidLib)
+                {
+                    context.Information($"VALID: {libPath}");
+                }
+                else
+                {
+                    context.Information($"INVALID: {libPath}");
+                    passedTests = false;
+                }
+            }
+
+            if (!passedTests)
+            {
+                throw new Exception("Invalid library linkage detected!");
+            }
+
+            context.Information("");
+        }
+    }
+}

Tasks/TestLinuxTask.cs

@@ -14,17 +14,15 @@ public sealed class TestLinuxTask : FrostingTask<BuildContext>
         "libpthread.so",
         "/lib/ld-linux-",
         "/lib64/ld-linux-",
-        // android
-        "linux-gate.so.1",
-        "libOpenSLES.so",
-        "liblog.so"
     };
 
     public override bool ShouldRun(BuildContext context) => context.IsRunningOnLinux();
 
     public override void Run(BuildContext context)
     {
-        foreach (var filePath in Directory.GetFiles(context.ArtifactsDir, "*", SearchOption.AllDirectories))
+        var rootFiles = Directory.GetFiles(context.ArtifactsDir);
+        var linuxFiles = Directory.GetFiles(context.ArtifactsDir, "linux-*", SearchOption.AllDirectories);
+        foreach (var filePath in rootFiles.Union (linuxFiles))
         {
             context.Information($"Checking: {filePath}");
             context.StartProcess(
@@ -57,10 +55,8 @@ public override void Run(BuildContext context)
                 }
                 else
                 {
-                    if (!libPath.Contains ("android-arm")) {
-                        context.Information($"INVALID: {libPath}");
-                        passedTests = false;
-                    }
+                    context.Information($"INVALID: {libPath}");
+                    passedTests = false;
                 }
             }
 

Tasks/TestMacOSTask.cs

@@ -81,7 +81,7 @@ public override void Run(BuildContext context)
                 context.Information($"ARCHITECTURE: arm64");
             }
 
-            if (context.IsUniversalBinary && !(arm64 && x86_64))
+            if (context.IsUniversalBinary && filePath.Contains ("osx") && !(arm64 && x86_64))
             {
                 context.Information($"INVALID universal binary");
                 throw new Exception("An universal binary hasn't been generated!");