Fix the run_tests script so that the number of columns is never 0.

Sometimes "stty size" reports 0, for example when running in a shell
under Emacs.  In this case, we just change it to 80.

Signed-off-by: Martin Schwenke <martin@meltin.net>

diff --git a/tests/scripts/run_tests b/tests/scripts/run_tests
index 8df1aecd257ed60fa123a3d3abda96a47262a792..8a878593521758b20c4eb133f7c5c868544cce88 100755 (executable)
--- a/tests/scripts/run_tests
+++ b/tests/scripts/run_tests
@@ -40,7 +40,7 @@ tests_total=0
 tests_passed=0
 summary=""
 
-rows=$(if tty -s ; then stty size ; else echo x 80 ; fi | sed -e 's@.* @@')
+rows=$(if tty -s ; then stty size ; else echo x 80 ; fi | sed -e 's@.* @@' -e 's@^0$@80@')
 ww=$((rows - 7))
 
 for f; do