8292391: Add support for optional signing of native libraries

Reviewed-by: arapte

Author: kevinrushforth

build.gradle

@@ -5033,6 +5033,9 @@ compileTargets { t ->
         def doStrip = targetProperties.containsKey('strip') && IS_RELEASE
         def strip = doStrip ? targetProperties.strip : null
         def stripArgs = doStrip ? targetProperties.stripArgs : null
+        def doSign = rootProject.hasProperty('codeSignCmd') && IS_RELEASE
+        def signCmd = doSign ? rootProject.ext.codeSignCmd : null
+        def signArgs = doSign ? rootProject.ext.codeSignArgs : null
         def useLipo = targetProperties.containsKey('useLipo') ? targetProperties.useLipo : false
         def modLibDest = targetProperties.modLibDest
         def moduleNativeDirName = "${platformPrefix}module-$modLibDest"
@@ -5126,6 +5129,23 @@ compileTargets { t ->
                     }
                 }
             }
+            if (doSign) {
+                doLast {
+                    def inputFiles = fileTree(dir: destDirName)
+                    inputFiles.include("*.dll")
+                    inputFiles.include("*.dylib")
+                    inputFiles.include("*.so")
+                    // FIXME: if we ever need to sign on Windows platforms, we must
+                    // exclude the Microsoft DLLs (VS2017DLLNames and WinSDKDLLNames)
+
+                    inputFiles.each { file ->
+                        exec {
+                            def cmd = [ signCmd, signArgs, file ].flatten()
+                            commandLine(cmd)
+                        }
+                    }
+                }
+            }
         }
 
         def buildModuleMediaTask = task("buildModuleMedia$t.capital", type: Copy, dependsOn: [mediaProject.assemble, prepOpenJfxStubs]) {
@@ -5180,6 +5200,23 @@ compileTargets { t ->
                     }
                 }
             }
+            if (doSign && IS_COMPILE_MEDIA) {
+                doLast {
+                    def inputFiles = fileTree(dir: destDirName)
+                    inputFiles.include("*.dll")
+                    inputFiles.include("*.dylib")
+                    inputFiles.include("*.so")
+                    // FIXME: if we ever need to sign on Windows platforms, we must
+                    // exclude the Microsoft DLLs (VS2017DLLNames and WinSDKDLLNames)
+
+                    inputFiles.each { file ->
+                        exec {
+                            def cmd = [ signCmd, signArgs, file ].flatten()
+                            commandLine(cmd)
+                        }
+                    }
+                }
+            }
         }
 
         def buildModuleWeb = task("buildModuleWeb$t.capital", type: Copy, dependsOn: [webProject.assemble, prepOpenJfxStubs]) {
@@ -5212,6 +5249,23 @@ compileTargets { t ->
                     }
                 }
             }
+            if (doSign && IS_COMPILE_WEBKIT) {
+                doLast {
+                    def inputFiles = fileTree(dir: destDirName)
+                    inputFiles.include("*.dll")
+                    inputFiles.include("*.dylib")
+                    inputFiles.include("*.so")
+                    // FIXME: if we ever need to sign on Windows platforms, we must
+                    // exclude the Microsoft DLLs (VS2017DLLNames and WinSDKDLLNames)
+
+                    inputFiles.each { file ->
+                        exec {
+                            def cmd = [ signCmd, signArgs, file ].flatten()
+                            commandLine(cmd)
+                        }
+                    }
+                }
+            }
         }
 
         def buildModuleSWT = task("buildModuleSWT$t.capital", type: Copy) {