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-rwxr-xr-xcontrib/git-svn/git-svn.perl14
1 files changed, 13 insertions, 1 deletions
diff --git a/contrib/git-svn/git-svn.perl b/contrib/git-svn/git-svn.perl
index cf233ef..f3fc3ec 100755
--- a/contrib/git-svn/git-svn.perl
+++ b/contrib/git-svn/git-svn.perl
@@ -850,11 +850,23 @@ sub assert_revision_unknown {
}
}
+sub trees_eq {
+ my ($x, $y) = @_;
+ my @x = safe_qx('git-cat-file','commit',$x);
+ my @y = safe_qx('git-cat-file','commit',$y);
+ if (($y[0] ne $x[0]) || $x[0] !~ /^tree $sha1\n$/
+ || $y[0] !~ /^tree $sha1\n$/) {
+ print STDERR "Trees not equal: $y[0] != $x[0]\n";
+ return 0
+ }
+ return 1;
+}
+
sub assert_revision_eq_or_unknown {
my ($revno, $commit) = @_;
if (-f "$REV_DIR/$revno") {
my $current = file_to_s("$REV_DIR/$revno");
- if ($commit ne $current) {
+ if (($commit ne $current) && !trees_eq($commit, $current)) {
croak "$REV_DIR/$revno already exists!\n",
"current: $current\nexpected: $commit\n";
}