lots of fixing around how we deal with config and library loading

Author: ktoso

.github/scripts/validate_samples.sh

@@ -22,7 +22,7 @@ for samplePackage in ${SAMPLE_PACKAGES} ; do
     ./${CI_VALIDATE_SCRIPT} || exit
   elif [[ $(find . -name 'build.gradle*' -maxdepth 1) ]]; then
     echo -e "${BOLD}Gradle${RESET} build..."
-    ./gradlew build --info || exit
+    ./gradlew build || ./gradlew build --info # re-run to get better failure output
   else
     echo -e "${BOLD}SwiftPM${RESET} build..."
     swift build || exit

Plugins/JExtractSwiftCommandPlugin/JExtractSwiftCommandPlugin.swift

@@ -60,6 +60,7 @@ final class JExtractSwiftCommandPlugin: BuildToolPlugin, CommandPlugin {
         print("[swift-java-command] error: Failed to extract from target '\(target.name)': \(error)")
       }
 
+      print("[swift-java-command] Done.")
     }
     print("[swift-java-command] Generating sources: " + "done".green + ".")
   }

Samples/SwiftKitSampleApp/src/main/java/com/example/swift/HelloJava2Swift.java

@@ -34,6 +34,8 @@ public static void main(String[] args) {
 
         System.out.print("Property: java.library.path = \n");
         System.out.println(SwiftKit.getJavaLibraryPath());
+            System.out.println("  " + path);
+        }
 
         examples();
 

buildSrc/src/main/groovy/org/swift/swiftkit/gradle/BuildUtils.groovy

@@ -41,6 +41,7 @@ final class BuildUtils {
         ]
         def releasePaths = debugPaths.collect { it.replaceAll("debug", "release") }
         def systemPaths =
+                // system paths
                 isLinux ?
                         [
                                 "/usr/lib/swift/linux",