curveopt: fix handling of empty lines from findcurve

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/curveopt.py b/curveopt.py
index ee14c5de54949cde43ff1c66d522e4e47952dc7f..4ee5338d21c0196eae6a7d96b4f93c33debc9626 100644 (file)
--- a/curveopt.py
+++ b/curveopt.py
@@ -85,9 +85,11 @@ class OptimisedCurve():
 
     while True:
       l = subproc.stdout.readline()
+      if not l:
+        oc._dbg('findcurve EOF')
+        vdbg().crashing('findcurve EOF')
       l = l.rstrip()
       oc._dbg('<< ' + l)
-      if not l: vdbg().crashing('findcurve EOF')
       if not l.startswith('['):
         commentary += ' '
         commentary += l