git-sh-setup.sh: use dashdash with basename call

diff --git a/templates/hooks--pre-commit.sample b/templates/hooks--pre-commit.sample
index 586e3bf94da1a2d69a061fe98aa1604f9223280b..68d62d5446d963dc69006ad9a83907c6690f92c1 100755 (executable)
--- a/templates/hooks--pre-commit.sample
+++ b/templates/hooks--pre-commit.sample
@@ -16,7 +16,7 @@ else
 fi
 
 # If you want to allow non-ASCII filenames set this variable to true.
-allownonascii=$(git config hooks.allownonascii)
+allownonascii=$(git config --bool hooks.allownonascii)
 
 # Redirect output to stderr.
 exec 1>&2