[PATCH v2 11/14] git-svn: set the OID length based on hash algorithm
From: brian m. carlson <hidden>
Date: 2020-06-22 18:04:39
Subsystem:
the rest · Maintainer:
Linus Torvalds
When reading the configuration or when creating a new repository, load the extensions.objectFormat value and set the object ID length to 64 if it's "sha256". Note that we use the hex length in git-svn because most of our processing is done on hex values, not binary ones. Signed-off-by: brian m. carlson <redacted> --- git-svn.perl | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/git-svn.perl b/git-svn.perl
index 00276c051b..58f5a7ac8f 100755
--- a/git-svn.perl
+++ b/git-svn.perl@@ -500,6 +500,7 @@ sub do_git_init_db { command_noisy('config', "$pfx.preserve-empty-dirs", 'true'); command_noisy('config', "$pfx.placeholder-filename", $$fname); } + load_object_format(); } sub init_subdir {
@@ -1977,9 +1978,15 @@ sub read_git_config { } } } + load_object_format(); delete @$opts{@config_only} if @config_only; } +sub load_object_format { + chomp(my $hash = `git config --get extensions.objectformat`); + $::oid_length = 64 if $hash eq 'sha256'; +} + sub extract_metadata { my $id = shift or return (undef, undef, undef); my ($url, $rev, $uuid) = ($id =~ /^\s*git-svn-id:\s+(.*)\@(\d+)