fix maths linker error

1 files changed, 8 insertions, 3 deletions

diff --git a/src/Compiler/ExecuteC.java b/src/Compiler/ExecuteC.java
index 128f541..ede9bd6 100644
--- a/src/Compiler/ExecuteC.java
+++ b/src/Compiler/ExecuteC.java
@@ -70,14 +70,15 @@ public class ExecuteC {
     public Boolean compileC(){
         try{
             Process p;
+            // -lm to links maths library that is not included by default
             if (System.getProperty("os.name").equals("Linux")) {
                 p = Runtime.getRuntime().exec(String.format(
-                    "gcc %s/%s.c -o %s/%s", 
+                    "gcc %s/%s.c -o %s/%s -lm",
                     buildToDir.toString(), filename, buildToDir.toString(), filename
                 ));
             } else {
                 p = Runtime.getRuntime().exec(String.format(
-                    "cmd /C gcc %s -o %s", 
+                    "cmd /C gcc %s -o %s -lm",
                     Paths.get(buildToDir.toString(), String.format("%s.c", filename)).toString(), 
                     Paths.get(buildToDir.toString(), String.format("%s.exe", filename)).toString()
                 ));
@@ -121,5 +122,9 @@ public class ExecuteC {
         }
         System.out.println();
         return null;
-    } 
+    }
+
+    public static void main(String[] args) {
+        System.out.println("ExecuteC class testing");
+    }
 }