diff options
Diffstat (limited to 'git-filter-branch.sh')
| -rwxr-xr-x | git-filter-branch.sh | 37 |
1 files changed, 19 insertions, 18 deletions
diff --git a/git-filter-branch.sh b/git-filter-branch.sh index 3a51d4507c..24fa317aaa 100755 --- a/git-filter-branch.sh +++ b/git-filter-branch.sh @@ -295,15 +295,18 @@ then if test -n "$state_commit" then echo "Populating map from $state_branch ($state_commit)" 1>&2 - perl -e'open(MAP, "-|", "git show $ARGV[0]:filter.map") or die; - while (<MAP>) { - m/(.*):(.*)/ or die; - open F, ">../map/$1" or die; - print F "$2" or die; - close(F) or die; - } - close(MAP) or die;' "$state_commit" \ - || die "Unable to load state from $state_branch:filter.map" + + git show "$state_commit:filter.map" >"$tempdir"/filter-map || + die "Unable to load state from $state_branch:filter.map" + while read line + do + case "$line" in + *:*) + echo "${line%:*}" >../map/"${line#*:}";; + *) + die "Unable to load state from $state_branch:filter.map";; + esac + done <"$tempdir"/filter-map else echo "Branch $state_branch does not exist. Will create" 1>&2 fi @@ -633,15 +636,13 @@ if test -n "$state_branch" then echo "Saving rewrite state to $state_branch" 1>&2 state_blob=$( - perl -e'opendir D, "../map" or die; - open H, "|-", "git hash-object -w --stdin" or die; - foreach (sort readdir(D)) { - next if m/^\.\.?$/; - open F, "<../map/$_" or die; - chomp($f = <F>); - print H "$_:$f\n" or die; - } - close(H) or die;' || die "Unable to save state") + for file in ../map/* + do + from_commit=$(basename "$file") + to_commit=$(cat "$file") + echo "$from_commit:$to_commit" + done | git hash-object -w --stdin || die "Unable to save state" + ) state_tree=$(printf '100644 blob %s\tfilter.map\n' "$state_blob" | git mktree) if test -n "$state_commit" then |