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git-mv is not able to handle big directories

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Use update-index --stdin to handle large number of files without
breaking exec() argument storage limit.

[jc: with minor cleanup from the version posted on the list]

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Alexander Litvinov 2005-11-23 16:19:41 +06:00 committed by Junio C Hamano
parent ab5f86275c
commit f359ae42ac
1 changed files with 22 additions and 9 deletions
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31
git-mv.perl
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@ -193,14 +193,27 @@ ()
exit(1);
}
my $rc;
if (scalar @changedfiles >0) {
$rc = system("git-update-index","--",@changedfiles);
die "git-update-index failed to update changed files with code $?\n" if $rc;
if (@changedfiles) {
open(H, "| git-update-index -z --stdin")
or die "git-update-index failed to update changed files with code $!\n";
foreach my $fileName (@changedfiles) {
print H "$fileName\0";
}
close(H);
}
if (scalar @addedfiles >0) {
$rc = system("git-update-index","--add","--",@addedfiles);
die "git-update-index failed to add new names with code $?\n" if $rc;
if (@addedfiles) {
open(H, "| git-update-index --add -z --stdin")
or die "git-update-index failed to add new names with code $!\n";
foreach my $fileName (@addedfiles) {
print H "$fileName\0";
}
close(H);
}
if (@deletedfiles) {
open(H, "| git-update-index --remove -z --stdin")
or die "git-update-index failed to remove old names with code $!\n";
foreach my $fileName (@deletedfiles) {
print H "$fileName\0";
}
close(H);
}
$rc = system("git-update-index","--remove","--",@deletedfiles);
die "git-update-index failed to remove old names with code $?\n" if $rc;