3 fail () { echo >&2 "$0: $*"; exit 1; }
5 play=.git/tartree-edit-work
10 *.edit) fail "bad idea to run gitfetchinfo into a .edit tree!" ;;
16 gitfetchdiff_list () {
17 git for-each-ref --format '%(refname) %(objectname)' \
19 | sed 's/^refs\/remotes\/[^\/]*\///' \
29 rrab=refs/remotes/"$a+$b"
32 "delete refs/remotes/$a/%l
33 delete refs/remotes/$b/%l
37 git for-each-ref --format 'delete %(refname)' $rrab \
38 | git update-ref --stdin
46 fail "internal error bad how ($how)"
50 gitfetchdiff_list "$a" a
51 gitfetchdiff_list "$b" b
53 diff --old-line-format='' --new-line-format='' \
54 --unchanged-line-format="$ulf" \
55 $play/a $play/b >$play/updates \
58 git update-ref --stdin <$play/updates
63 2.edit|2.done) mode="$1"; arg="$2" ;;
64 3.gitfetchinfo) mode="$1"; arg="$2"; remote="$3" ;;
65 3.gitfetchinfo-diff) gitfetchdiff diff "$2" "$3" ;;
66 3.gitfetchinfo-merge) gitfetchdiff merge "$2" "$3" ;;
67 ?.-*) fail "no options understood" ;;
69 tartree-edit edit|done DIRECTORY|TARBALL
70 tartree-edit gitfetchinfo DIRECTORY|TARBALL REMOTE" ;;
74 *.tar) base=${arg%.tar} ;;
75 *.edit) base=${arg%.edit} ;;
82 if test -f "$b.tar" && test -f "$b.edit"; then
83 echo "$b.edit exists, deleting possibly-obsolete $b.tar"
90 if test -d "$b.edit"; then
91 echo "$b.edit already exists"
94 if test -f "$b.tar"; then
96 (set -e; cd "$b.tmp"; tar xf "$b.tar")
104 gitfetchinfo_perhaps_commit () {
107 git diff --cached --quiet --exit-code HEAD
112 1) git commit --allow-empty --author='tartree-edit <>' -m "$m" ;;
113 *) fail "git diff failed ($rc)" ;;
117 tryat_gitfetchinfo () {
119 if test -d "$b.edit"; then
120 cp -a "$b.edit"/. "$play"/.
123 tar -C $play -f - <&3 -x
126 local innerwd=$play/*
127 git remote remove "$remote" 2>/dev/null ||:
128 git remote add "$remote" $innerwd
129 git fetch --no-tags -p "$remote" \
130 +"HEAD:refs/remotes/$remote/HEAD"
132 GIT_AUTHOR_DATE=$(git log -n1 --pretty=format:'%ai')
133 GIT_COMMITTER_DATE=$GIT_AUTHOR_DATE
134 export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
135 git checkout -b WORKTREE
136 gitfetchinfo_perhaps_commit INDEX
138 gitfetchinfo_perhaps_commit WORKTREE
140 git fetch --no-tags "$remote" --refmap \
141 +"refs/*:refs/remotes/$remote/*" \
142 +"refs/*:refs/remotes/$remote/*"
148 if test -d "$b.edit"; then
149 (set -e; cd "$b.edit"; tar cf "$b.tmp" *)
151 mv "$b.edit" "$b.tmp"
153 echo "$b.tar regenerated"
156 if test -f "$b.tar"; then
157 echo "$b.tar already exists and $b.edit doesn't"
164 if ! test -f "$b.tar" && ! test -d "$b.edit"; then
169 fail "unexpected situation in $b.*"
178 tryat "$pwd/git-srcs/$base"
179 tryat "$pwd/tests/git-srcs/$base"
180 fail "could not find $base..."