SubmittingPatches: document how to reference previous commits

diff --git a/git-sh-setup.sh b/git-sh-setup.sh
index 94a5c6d9572b1115a6304191ba0fd0b7bbce3aea..c48139a49420ea2318e23d8667eb20bae9772463 100644 (file)
--- a/git-sh-setup.sh
+++ b/git-sh-setup.sh
@@ -81,7 +81,7 @@ if test -n "$OPTIONS_SPEC"; then
                echo exit $?
        )"
 else
-       dashless=$(basename "$0" | sed -e 's/-/ /')
+       dashless=$(basename -- "$0" | sed -e 's/-/ /')
        usage() {
                die "usage: $dashless $USAGE"
        }
@@ -168,11 +168,11 @@ git_pager() {
 }
 
 sane_grep () {
-       GREP_OPTIONS= LC_ALL=C grep "$@"
+       GREP_OPTIONS= LC_ALL=C grep @@SANE_TEXT_GREP@@ "$@"
 }
 
 sane_egrep () {
-       GREP_OPTIONS= LC_ALL=C egrep "$@"
+       GREP_OPTIONS= LC_ALL=C egrep @@SANE_TEXT_GREP@@ "$@"
 }
 
 is_bare_repository () {