cvs import: Call git-update-cache multiple times

            instead of with a too-long argument list.

diff --git a/git-cvsimport-script b/git-cvsimport-script
index 0d205c55aa60a65e1157d3cf508c0835bde1c272..f3e2a49e044f86a59d218175cd9bac257d8384d3 100755 (executable)
--- a/git-cvsimport-script
+++ b/git-cvsimport-script
@@ -397,10 +397,28 @@ my($patchset,$date,$author,$branch,$ancestor,$tag,$logmsg);
 my(@old,@new);
 my $commit = sub {
        my $pid;
-       system("git-update-cache","--force-remove","--",@old) if @old;
-       die "Cannot remove files: $?\n" if $?;
-       system("git-update-cache","--add","--",@new) if @new;
-       die "Cannot add files: $?\n" if $?;
+       while(@old) {
+               my @o2;
+               if(@old > 55) {
+                       @o2 = splice(@old,0,50);
+               } else {
+                       @o2 = @old;
+                       @old = ();
+               }
+               system("git-update-cache","--force-remove","--",@o2);
+               die "Cannot remove files: $?\n" if $?;
+       }
+       while(@new) {
+               my @n2;
+               if(@new > 55) {
+                       @n2 = splice(@new,0,50);
+               } else {
+                       @n2 = @new;
+                       @new = ();
+               }
+               system("git-update-cache","--add","--",@n2);
+               die "Cannot add files: $?\n" if $?;
+       }
 
        $pid = open(C,"-|");
        die "Cannot fork: $!" unless defined $pid;