basic stack-haskell mini setup

1 files changed, 28 insertions, 17 deletions

diff --git a/build.gradle.kts b/build.gradle.kts
index 8b97109..52f4f25 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,28 +1,39 @@
-/*
- * This file was generated by the Gradle 'init' task.
- *
- * This is a general purpose Gradle build.
- * Learn how to create Gradle builds at https://guides.gradle.org/creating-new-gradle-builds/
- */
+ // Learn how to create Gradle builds at https://guides.gradle.org/creating-new-gradle-builds/
 
-tasks.create<Exec>("hello") {
+val stackBinary="./stack-1.7.1-linux-x86_64/stack"
 
-    description = "Say hello"
-    group = "Custom"
+val taskStackInstall = tasks.create("stack-install") {
 
-    setCommandLine("wget -qO- https://get.haskellstack.org/ | sh")
+   	description = "download and un-tar haskell-stack"
+	group= "Haskell"
 
-    doLast{
-	System.out.println("hello sucker")
-    }
+	doLast{
+
+		if( !File("linux-x86_64.tar.gz").exists() ) {
+
+			exec{
+				setCommandLine("ls","-l")
+			}
+			exec{
+				setCommandLine("wget","https://get.haskellstack.org/stable/linux-x86_64.tar.gz")
+			}
+			exec{
+				setCommandLine("tar","-xvf","linux-x86_64.tar.gz")
+			}
+
+		}
+		else println("This taks seems up to date")
+	}
 
 }
 
-tasks.create<Exec>("stack-version") {
+val taskStackVersion = tasks.create<Exec>("stack-version") {
 
-    description = "show stack version"
-    group = "Haskell"
+    dependsOn(taskStackInstall)
 
-    setCommandLine("stack --version")
+    description = "show haskell-stack version"
+    group = "Haskell"
+	
+    setCommandLine(stackBinary,"--version")
 
 }