Fat frameworks: Run PlistBuddy only once for all commands

Previously we executed the PlistBuddy utility for each command
separately. This patch gathers all commands and run PlistBuddy
for all of them at once.

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/tasks/FatFrameworkTask.kt

@@ -171,17 +171,26 @@ open class FatFrameworkTask: DefaultTask() {
 
     // Runs the PlistBuddy utility with the given commands to configure the given plist file.
     private fun processPlist(plist: File, commands: PlistBuddyRunner.() -> Unit) =
-        PlistBuddyRunner(plist).commands()
+        PlistBuddyRunner(plist).apply {
+            commands()
+        }.run()
+
 
     private inner class PlistBuddyRunner(val plist: File) {
-        fun run(command: String) = project.exec {
+
-            it.executable = "/usr/libexec/PlistBuddy"
+        val commands = mutableListOf<String>()
-            it.args("-c", command, plist.absolutePath)
+
+        fun run() = project.exec { exec ->
+            exec.executable = "/usr/libexec/PlistBuddy"
+            commands.forEach {
+                exec.args("-c", it)
+            }
+            exec.args(plist.absolutePath)
         }
 
-        fun add(entry: String, value: String) = run("Add \"$entry\" string \"$value\"")
+        fun add(entry: String, value: String) = commands.add("Add \"$entry\" string \"$value\"")
-        fun set(entry: String, value: String) = run("Set \"$entry\" \"$value\"")
+        fun set(entry: String, value: String) = commands.add("Set \"$entry\" \"$value\"")
-        fun delete(entry: String) = run("Delete \"$entry\"")
+        fun delete(entry: String) = commands.add("Delete \"$entry\"")
     }
 
     private fun runLipo(inputFiles: Map<Architecture, File>, outputFile: File) =
@@ -267,7 +276,7 @@ open class FatFrameworkTask: DefaultTask() {
 
         // Copy dSYM's Info.plist.
         // It doesn't contain target-specific info or framework names except the bundle id so there is no need to edit it.
-        // TODO: handle bunde id.
+        // TODO: handle bundle id.
         project.copy {
             it.from(dsymInputs.values.first().infoPlist)
             it.into(fatDsym.infoPlist)
@@ -283,5 +292,6 @@ open class FatFrameworkTask: DefaultTask() {
         mergeHeaders(fatFramework.header)
         createModuleFile(fatFramework.moduleFile, frameworkName)
         mergePlists(fatFramework.infoPlist, frameworkName)
+        mergeDSYM()
     }
 }