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changeset 1590:bce893009f90

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add java compiler check
author Franklin Schmidt <fschmidt@gmail.com>
date Wed, 17 Mar 2021 19:50:08 -0600
parents 0c46edec25dd
children 85cd316f0cdb
files src/luan/Luan.java
diffstat 1 files changed, 3 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
diff -r 0c46edec25dd -r bce893009f90 src/luan/Luan.java
--- a/src/luan/Luan.java	Sat Mar 13 21:02:38 2021 -0700
+++ b/src/luan/Luan.java	Wed Mar 17 19:50:08 2021 -0600
@@ -11,6 +11,7 @@
 import java.util.Arrays;
 import java.util.Set;
 import java.util.Collection;
+import javax.tools.ToolProvider;
 import goodjava.logging.Logger;
 import goodjava.logging.LoggerFactory;
 import luan.modules.JavaLuan;
@@ -259,6 +260,8 @@
 	// static
 
 	public static void main(String[] args) throws LuanException {
+		if( ToolProvider.getSystemJavaCompiler()==null )
+			throw new LuanException("java compiler not available");
 		Luan luan = new Luan();
 		LuanFunction fn = loadClasspath(luan,"luan/cmd_line.luan");
 		fn.call(luan,(Object[])args);