As Brandon noticed, a regular expression match given to 'expr' is already
anchored at the beginning. Some versions of expr even complain about this.
Signed-off-by: Junio C Hamano <gitster@pobox.com>
'
-if ! expr "$vi" : '^[a-z]*$' >/dev/null
+if ! expr "$vi" : '[a-z]*$' >/dev/null
then
vi=
fi
# for the first color; the text "commit" comes later.
colorful() {
read firstline <$1
- ! expr "$firstline" : "^[a-zA-Z]" >/dev/null
+ ! expr "$firstline" : "[a-zA-Z]" >/dev/null
}
test_expect_success 'tests can detect color' '
test -n "$less"
'
-if expr "$less" : '^[a-z][a-z]*$' >/dev/null && test_have_prereq TTY
+if expr "$less" : '[a-z][a-z]*$' >/dev/null && test_have_prereq TTY
then
test_set_prereq SIMPLEPAGER
fi