Merge git://ozlabs.org/~paulus/gitk

diff --git a/git-rebase.sh b/git-rebase.sh
index 842d7d494a75583376610d88e376767aedf40b51..06c810b64fe04d3675820e38d7eeabe7589dab56 100755 (executable)
--- a/git-rebase.sh
+++ b/git-rebase.sh
@@ -37,6 +37,7 @@ ignore-date!       passed to 'git am'
 whitespace=!       passed to 'git apply'
 ignore-whitespace! passed to 'git apply'
 C=!                passed to 'git apply'
+S,gpg-sign?        GPG-sign commits
  Actions:
 continue!          continue
 abort!             abort and check out the original branch
@@ -85,6 +86,7 @@ preserve_merges=
 autosquash=
 keep_empty=
 test "$(git config --bool rebase.autosquash)" = "true" && autosquash=t
+gpg_sign_opt=
 
 read_basic_state () {
        test -f "$state_dir/head-name" &&
@@ -107,6 +109,8 @@ read_basic_state () {
                strategy_opts="$(cat "$state_dir"/strategy_opts)"
        test -f "$state_dir"/allow_rerere_autoupdate &&
                allow_rerere_autoupdate="$(cat "$state_dir"/allow_rerere_autoupdate)"
+       test -f "$state_dir"/gpg_sign_opt &&
+               gpg_sign_opt="$(cat "$state_dir"/gpg_sign_opt)"
 }
 
 write_basic_state () {
@@ -120,6 +124,7 @@ write_basic_state () {
                "$state_dir"/strategy_opts
        test -n "$allow_rerere_autoupdate" && echo "$allow_rerere_autoupdate" > \
                "$state_dir"/allow_rerere_autoupdate
+       test -n "$gpg_sign_opt" && echo "$gpg_sign_opt" > "$state_dir"/gpg_sign_opt
 }
 
 output () {
@@ -150,7 +155,7 @@ move_to_original_branch () {
        esac
 }
 
-finish_rebase () {
+apply_autostash () {
        if test -f "$state_dir/autostash"
        then
                stash_sha1=$(cat "$state_dir/autostash")
@@ -166,30 +171,30 @@ You can run "git stash pop" or "git stash drop" at any time.
 '
                fi
        fi
+}
+
+finish_rebase () {
+       apply_autostash &&
        git gc --auto &&
        rm -rf "$state_dir"
 }
 
-run_specific_rebase_internal () {
+run_specific_rebase () {
        if [ "$interactive_rebase" = implied ]; then
                GIT_EDITOR=:
                export GIT_EDITOR
                autosquash=
        fi
-       # On FreeBSD, the shell's "return" returns from the current
-       # function, not from the current file inclusion.
-       # run_specific_rebase_internal has the file inclusion as a
-       # last statement, so POSIX and FreeBSD's return will do the
-       # same thing.
        . git-rebase--$type
-}
-
-run_specific_rebase () {
-       run_specific_rebase_internal
        ret=$?
        if test $ret -eq 0
        then
                finish_rebase
+       elif test $ret -eq 2 # special exit status for rebase -i
+       then
+               apply_autostash &&
+               rm -rf "$state_dir" &&
+               die "Nothing to do"
        fi
        exit $ret
 }
@@ -324,6 +329,12 @@ do
        --rerere-autoupdate|--no-rerere-autoupdate)
                allow_rerere_autoupdate="$1"
                ;;
+       --gpg-sign)
+               gpg_sign_opt=-S
+               ;;
+       --gpg-sign=*)
+               gpg_sign_opt="-S${1#--gpg-sign=}"
+               ;;
        --)
                shift
                break
@@ -442,6 +453,10 @@ then
                test "$fork_point" = auto && fork_point=t
                ;;
        *)      upstream_name="$1"
+               if test "$upstream_name" = "-"
+               then
+                       upstream_name="@{-1}"
+               fi
                shift
                ;;
        esac
@@ -451,8 +466,8 @@ then
 else
        if test -z "$onto"
        then
-               empty_tree=`git hash-object -t tree /dev/null`
-               onto=`git commit-tree $empty_tree </dev/null`
+               empty_tree=$(git hash-object -t tree /dev/null)
+               onto=$(git commit-tree $empty_tree </dev/null)
                squash_onto="$onto"
        fi
        unset upstream_name
@@ -510,10 +525,10 @@ case "$#" in
        ;;
 0)
        # Do not need to switch branches, we are already on it.
-       if branch_name=`git symbolic-ref -q HEAD`
+       if branch_name=$(git symbolic-ref -q HEAD)
        then
                head_name=$branch_name
-               branch_name=`expr "z$branch_name" : 'zrefs/heads/\(.*\)'`
+               branch_name=$(expr "z$branch_name" : 'zrefs/heads/\(.*\)')
        else
                head_name="detached HEAD"
                branch_name=HEAD ;# detached