Lots of little tweaks about how _ works.

1 files changed, 4 insertions, 2 deletions

diff --git a/test_.lua b/test_.lua
index 5e914b4..629c151 100755
--- a/test_.lua
+++ b/test_.lua
@@ -74,10 +74,10 @@ end
 
 
 local GUI = 'qjackctl'
-if _.exists'catia' then GUI = 'catia' end
+if _.runnable'catia' then GUI = 'catia' end
 
 local speaker = 'espeak'
-if _.exists'espeak-ng' then speaker = 'espeak-ng' end
+if _.runnable'espeak-ng' then speaker = 'espeak-ng' end
 
 
 
@@ -114,3 +114,5 @@ print(__'exit 42':log():show():Do().status)
 print(__'return 42':log():show():Do().status)
 print(__'command NoSuchCommand':log():show():Do().status)
 
+__'qpdfview':forkOnce()
+__'qpdfview':forkOnce()