clean: require -f to do damage by default

This makes the clean.requireForce configuration default to true.
Too many people are burned by typing "git clean" by mistake when
they meant to say "make clean".

Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/git-clean.sh b/git-clean.sh
index 4491738186..f4965b8391 100755
--- a/git-clean.sh
+++ b/git-clean.sh
@@ -20,12 +20,16 @@ require_work_tree
 ignored=
 ignoredonly=
 cleandir=
-disabled="`git config --bool clean.requireForce`"
 rmf="rm -f --"
 rmrf="rm -rf --"
 rm_refuse="echo Not removing"
 echo1="echo"
 
+# requireForce used to default to false but now it defaults to true.
+# IOW, lack of explicit "clean.requireForce = false" is taken as
+# "clean.requireForce = true".
+disabled=$(git config --bool clean.requireForce || echo true)
+
 while test $# != 0
 do
 	case "$1" in