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-rwxr-xr-xgit-am.sh84
1 files changed, 63 insertions, 21 deletions
diff --git a/git-am.sh b/git-am.sh
index ee61a77d71..8733071624 100755
--- a/git-am.sh
+++ b/git-am.sh
@@ -17,6 +17,7 @@ s,signoff add a Signed-off-by line to the commit message
u,utf8 recode into utf8 (default)
k,keep pass -k flag to git-mailinfo
keep-non-patch pass -b flag to git-mailinfo
+m,message-id pass -m flag to git-mailinfo
keep-cr pass --keep-cr flag to git-mailsplit for mbox format
no-keep-cr do not pass --keep-cr flag to git-mailsplit independent of am.keepcr
c,scissors strip everything before a scissors line
@@ -68,6 +69,8 @@ then
cmdline="$cmdline -3"
fi
+empty_tree=4b825dc642cb6eb9a060e54bf8d69288fbee4904
+
sq () {
git rev-parse --sq-quote "$@"
}
@@ -84,7 +87,7 @@ safe_to_abort () {
return 1
fi
- if ! test -s "$dotest/abort-safety"
+ if ! test -f "$dotest/abort-safety"
then
return 0
fi
@@ -176,7 +179,8 @@ It does not apply to blobs recorded in its index.")"
then
GIT_MERGE_VERBOSITY=0 && export GIT_MERGE_VERBOSITY
fi
- git-merge-recursive $orig_tree -- HEAD $his_tree || {
+ our_tree=$(git rev-parse --verify -q HEAD || echo $empty_tree)
+ git-merge-recursive $orig_tree -- $our_tree $his_tree || {
git rerere $allow_rerere_autoupdate
die "$(gettext "Failed to merge in the changes.")"
}
@@ -371,18 +375,29 @@ split_patches () {
prec=4
dotest="$GIT_DIR/rebase-apply"
sign= utf8=t keep= keepcr= skip= interactive= resolved= rebasing= abort=
-resolvemsg= resume= scissors= no_inbody_headers=
+messageid= resolvemsg= resume= scissors= no_inbody_headers=
git_apply_opt=
committer_date_is_author_date=
ignore_date=
allow_rerere_autoupdate=
gpg_sign_opt=
+threeway=
+
+if test "$(git config --bool --get am.messageid)" = true
+then
+ messageid=t
+fi
if test "$(git config --bool --get am.keepcr)" = true
then
keepcr=t
fi
+if test "$(git config --bool --get am.threeWay)" = true
+then
+ threeway=t
+fi
+
while test $# != 0
do
case "$1" in
@@ -394,12 +409,18 @@ it will be removed. Please do not use it anymore."
;;
-3|--3way)
threeway=t ;;
+ --no-3way)
+ threeway=f ;;
-s|--signoff)
sign=t ;;
-u|--utf8)
utf8=t ;; # this is now default
--no-utf8)
utf8= ;;
+ -m|--message-id)
+ messageid=t ;;
+ --no-message-id)
+ messageid=f ;;
-k|--keep)
keep=t ;;
--keep-non-patch)
@@ -492,10 +513,11 @@ then
;;
t,)
git rerere clear
- git read-tree --reset -u HEAD HEAD
- orig_head=$(cat "$GIT_DIR/ORIG_HEAD")
- git reset HEAD
- git update-ref ORIG_HEAD $orig_head
+ head_tree=$(git rev-parse --verify -q HEAD || echo $empty_tree) &&
+ git read-tree --reset -u $head_tree $head_tree &&
+ index_tree=$(git write-tree) &&
+ git read-tree -m -u $index_tree $head_tree
+ git read-tree $head_tree
;;
,t)
if test -f "$dotest/rebasing"
@@ -505,8 +527,19 @@ then
git rerere clear
if safe_to_abort
then
- git read-tree --reset -u HEAD ORIG_HEAD
- git reset ORIG_HEAD
+ head_tree=$(git rev-parse --verify -q HEAD || echo $empty_tree) &&
+ git read-tree --reset -u $head_tree $head_tree &&
+ index_tree=$(git write-tree) &&
+ orig_head=$(git rev-parse --verify -q ORIG_HEAD || echo $empty_tree) &&
+ git read-tree -m -u $index_tree $orig_head
+ if git rev-parse --verify -q ORIG_HEAD >/dev/null 2>&1
+ then
+ git reset ORIG_HEAD
+ else
+ git read-tree $empty_tree
+ curr_branch=$(git symbolic-ref HEAD 2>/dev/null) &&
+ git update-ref -d $curr_branch
+ fi
fi
rm -fr "$dotest"
exit ;;
@@ -567,6 +600,7 @@ Use \"git am --abort\" to remove it.")"
echo "$sign" >"$dotest/sign"
echo "$utf8" >"$dotest/utf8"
echo "$keep" >"$dotest/keep"
+ echo "$messageid" >"$dotest/messageid"
echo "$scissors" >"$dotest/scissors"
echo "$no_inbody_headers" >"$dotest/no_inbody_headers"
echo "$GIT_QUIET" >"$dotest/quiet"
@@ -621,6 +655,12 @@ b)
*)
keep= ;;
esac
+case "$(cat "$dotest/messageid")" in
+t)
+ messageid=-m ;;
+f)
+ messageid= ;;
+esac
case "$(cat "$dotest/scissors")" in
t)
scissors=--scissors ;;
@@ -640,6 +680,8 @@ fi
if test "$(cat "$dotest/threeway")" = t
then
threeway=t
+else
+ threeway=f
fi
git_apply_opt=$(cat "$dotest/apply-opt")
if test "$(cat "$dotest/sign")" = t
@@ -692,7 +734,7 @@ do
get_author_ident_from_commit "$commit" >"$dotest/author-script"
git diff-tree --root --binary --full-index "$commit" >"$dotest/patch"
else
- git mailinfo $keep $no_inbody_headers $scissors $utf8 "$dotest/msg" "$dotest/patch" \
+ git mailinfo $keep $no_inbody_headers $messageid $scissors $utf8 "$dotest/msg" "$dotest/patch" \
<"$dotest/$msgnum" >"$dotest/info" ||
stop_here $this
@@ -810,10 +852,10 @@ To restore the original branch and stop patching run \"\$cmdline --abort\"."
continue
fi
- if test -x "$GIT_DIR"/hooks/applypatch-msg
+ hook="$(git rev-parse --git-path hooks/applypatch-msg)"
+ if test -x "$hook"
then
- "$GIT_DIR"/hooks/applypatch-msg "$dotest/final-commit" ||
- stop_here $this
+ "$hook" "$dotest/final-commit" || stop_here $this
fi
if test -f "$dotest/final-commit"
@@ -887,9 +929,10 @@ did you forget to use 'git add'?"
stop_here_user_resolve $this
fi
- if test -x "$GIT_DIR"/hooks/pre-applypatch
+ hook="$(git rev-parse --git-path hooks/pre-applypatch)"
+ if test -x "$hook"
then
- "$GIT_DIR"/hooks/pre-applypatch || stop_here $this
+ "$hook" || stop_here $this
fi
tree=$(git write-tree) &&
@@ -916,18 +959,17 @@ did you forget to use 'git add'?"
echo "$(cat "$dotest/original-commit") $commit" >> "$dotest/rewritten"
fi
- if test -x "$GIT_DIR"/hooks/post-applypatch
- then
- "$GIT_DIR"/hooks/post-applypatch
- fi
+ hook="$(git rev-parse --git-path hooks/post-applypatch)"
+ test -x "$hook" && "$hook"
go_next
done
if test -s "$dotest"/rewritten; then
git notes copy --for-rewrite=rebase < "$dotest"/rewritten
- if test -x "$GIT_DIR"/hooks/post-rewrite; then
- "$GIT_DIR"/hooks/post-rewrite rebase < "$dotest"/rewritten
+ hook="$(git rev-parse --git-path hooks/post-rewrite)"
+ if test -x "$hook"; then
+ "$hook" rebase < "$dotest"/rewritten
fi
fi