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69 lines
1.5 KiB
69 lines
1.5 KiB
#!/bin/sh |
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# |
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# Copyright (c) 2005 Junio C Hamano. |
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# |
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. git-sh-setup || die "Not a git archive." |
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usage="usage: $0 "'<upstream> [<head>] |
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Uses output from git-cherry to rebase local commits to the new head of |
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upstream tree.' |
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case "$#,$1" in |
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1,*..*) |
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upstream=$(expr "$1" : '\(.*\)\.\.') ours=$(expr "$1" : '.*\.\.\(.*\)$') |
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set x "$upstream" "$ours" |
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shift ;; |
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esac |
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git-update-index --refresh || exit |
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case "$#" in |
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1) ours_symbolic=HEAD ;; |
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2) ours_symbolic="$2" ;; |
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*) die "$usage" ;; |
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esac |
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upstream=`git-rev-parse --verify "$1"` && |
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ours=`git-rev-parse --verify "$ours_symbolic"` || exit |
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different1=$(git-diff-index --name-only --cached "$ours") && |
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different2=$(git-diff-index --name-only "$ours") && |
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test "$different1$different2" = "" || |
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die "Your working tree does not match $ours_symbolic." |
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git-read-tree -m -u $ours $upstream && |
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new_head=$(git-rev-parse --verify "$upstream^0") && |
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git-update-ref HEAD "$new_head" || exit |
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tmp=.rebase-tmp$$ |
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fail=$tmp-fail |
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trap "rm -rf $tmp-*" 1 2 3 15 |
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>$fail |
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git-cherry -v $upstream $ours | |
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while read sign commit msg |
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do |
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case "$sign" in |
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-) |
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echo >&2 "* Already applied: $msg" |
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continue ;; |
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esac |
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echo >&2 "* Applying: $msg" |
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S=$(git-rev-parse --verify HEAD) && |
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git-cherry-pick --replay $commit || { |
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echo >&2 "* Not applying the patch and continuing." |
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echo $commit >>$fail |
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git-reset --hard $S |
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} |
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done |
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if test -s $fail |
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then |
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echo >&2 Some commits could not be rebased, check by hand: |
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cat >&2 $fail |
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echo >&2 "(the same list of commits are found in $tmp)" |
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exit 1 |
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else |
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rm -f $fail |
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fi
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