diff options
| author | brian m. carlson <sandals@crustytoothpaste.net> | 2018-05-02 03:26:08 +0300 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2018-05-02 07:59:53 +0300 |
| commit | 03a7f388dafaee0aa084144efe7a8f9c151e5221 (patch) | |
| tree | e31007a046fd6f661af5df6d6d47cf747401823f /git-filter-branch.sh | |
| parent | e1ccd7e2b1cae8d7dab4686cddbd923fb6c46953 (diff) | |
Update shell scripts to compute empty tree object ID
Several of our shell scripts hard-code the object ID of the empty tree.
To avoid any problems when changing hashes, compute this value on
startup of the script. For performance, store the value in a variable
and reuse it throughout the life of the script.
Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'git-filter-branch.sh')
| -rwxr-xr-x | git-filter-branch.sh | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/git-filter-branch.sh b/git-filter-branch.sh index 64f21547c1..ccceaf19a7 100755 --- a/git-filter-branch.sh +++ b/git-filter-branch.sh @@ -11,6 +11,8 @@ # The following functions will also be available in the commit filter: functions=$(cat << \EOF +EMPTY_TREE=$(git hash-object -t tree /dev/null) + warn () { echo "$*" >&2 } @@ -46,7 +48,7 @@ git_commit_non_empty_tree() { if test $# = 3 && test "$1" = $(git rev-parse "$3^{tree}"); then map "$3" - elif test $# = 1 && test "$1" = 4b825dc642cb6eb9a060e54bf8d69288fbee4904; then + elif test $# = 1 && test "$1" = $EMPTY_TREE; then : else git commit-tree "$@" |