Add flag to explicitly enable android benchmarks

Author: fzhinkin

build.gradle.kts

@@ -51,7 +51,10 @@ subprojects {
 
 apiValidation {
     ignoredProjects.add("kotlinx-io-benchmarks")
-    ignoredProjects.add("kotlinx-io-benchmarks-android")
+    val androidBenchmarksEnabled = project.findProperty("androidBenchmarksEnabled")?.toString()?.toBoolean() ?: false
+    if (androidBenchmarksEnabled) {
+        ignoredProjects.add("kotlinx-io-benchmarks-android")
+    }
 }
 
 dependencies {

gradle.properties

@@ -8,5 +8,6 @@ version=0.3.1-SNAPSHOT
 kotlin.code.style=official
 org.gradle.jvmargs=-Xmx4G
 nativeBenchmarksEnabled=false
+androidBenchmarksEnabled=false
 kotlin.mpp.applyDefaultHierarchyTemplate=false
 android.useAndroidX=true

settings.gradle.kts

@@ -18,8 +18,11 @@ rootProject.name = "kotlinx-io"
 include(":kotlinx-io-core")
 include(":kotlinx-io-benchmarks")
 include(":kotlinx-io-bytestring")
-include(":kotlinx-io-benchmarks-android")
 project(":kotlinx-io-core").projectDir = file("./core")
 project(":kotlinx-io-benchmarks").projectDir = file("./benchmarks")
 project(":kotlinx-io-bytestring").projectDir = file("./bytestring")
-project(":kotlinx-io-benchmarks-android").projectDir = file("./benchmarks-android")
+
+if (providers.gradleProperty("androidBenchmarksEnabled").getOrElse("false").toBoolean()) {
+    include(":kotlinx-io-benchmarks-android")
+    project(":kotlinx-io-benchmarks-android").projectDir = file("./benchmarks-android")
+}