[IMP] util.split_osenv

Allow to specify the default value

Part-of: #158
Signed-off-by: Christophe Simonis (chs) <[email protected]>

Author: KangOl

src/util/misc.py

@@ -156,8 +156,8 @@ def expand_braces(s):
     return [head + x + tail for x in matches.split(",")]
 
 
-def split_osenv(name):
-    return re.split(r"\W+", os.getenv(name, "").strip())
+def split_osenv(name, default=""):
+    return re.split(r"\W+", os.getenv(name, default).strip())
 
 
 try: