1 files changed, 16 insertions, 1 deletions
diff --git a/wqflask/utility/tools.py b/wqflask/utility/tools.py
index 6e35f00a..760ded7c 100644
--- a/wqflask/utility/tools.py
+++ b/wqflask/utility/tools.py
@@ -66,4 +66,19 @@ def plink_command(default=None):
     guess = os.environ.get('HOME')+'/plink'
     path = get_setting('PLINK_PATH',default,guess,get_valid_path)
     plink_command = path+'/plink'
-    return path,plink_command
-\ No newline at end of file
+    return path,plink_command
+
+def gemma_command(default=None):
+    def get_valid_path(path):
+        """Test for a valid repository"""
+        if path:
+            sys.stderr.write("Trying PLINK_PATH in "+path+"\n")
+        if path and os.path.isfile(path+'/plink'):
+            return path
+        else:
+            None
+
+    guess = os.environ.get('HOME')+'/plink'
+    path = get_setting('PLINK_PATH',default,guess,get_valid_path)
+    gemma_command = path+'/gemma'
+    return path, gemma_command
+\ No newline at end of file