git-cvsimport-script: provide direct support for cvsps -z option

diff --git a/git-cvsimport-script b/git-cvsimport-script
index 0531af30aa90667c267f871caf758182e3b2c03c..9773891b5ddbafbbaea4425f594b131679dfa5b7 100755 (executable)
--- a/git-cvsimport-script
+++ b/git-cvsimport-script
@@ -28,19 +28,19 @@ use POSIX qw(strftime dup2);
 $SIG{'PIPE'}="IGNORE";
 $ENV{'TZ'}="UTC";
 
-our($opt_h,$opt_o,$opt_v,$opt_d,$opt_p,$opt_C);
+our($opt_h,$opt_o,$opt_v,$opt_d,$opt_p,$opt_C,$opt_z);
 
 sub usage() {
        print STDERR <<END;
 Usage: ${\basename $0}     # fetch/update GIT from CVS
-          [ -o branch-for-HEAD ] [ -h ] [ -v ] [ -d CVSROOT ]
-       [ -p opts-for-cvsps ] [ -C GIT_repository ]
+       [ -o branch-for-HEAD ] [ -h ] [ -v ] [ -d CVSROOT ]
+       [ -p opts-for-cvsps ] [ -C GIT_repository ] [ -z fuzz ]
        [ CVS_module ]
 END
        exit(1);
 }
 
-getopts("hqvo:d:p:C:") or usage();
+getopts("hqvo:d:p:C:z:") or usage();
 usage if $opt_h;
 
 @ARGV <= 1 or usage();
@@ -436,7 +436,8 @@ die "Cannot fork: $!\n" unless defined $pid;
 unless($pid) {
        my @opt;
        @opt = split(/,/,$opt_p) if defined $opt_p;
-       exec("cvsps",@opt,"-x","-A","--cvs-direct",'--root',$opt_d,$cvs_tree);
+       unshift @opt, '-z', $opt_z if defined $opt_z;
+       exec("cvsps",@opt,"-u","-A","--cvs-direct",'--root',$opt_d,$cvs_tree);
        die "Could not start cvsps: $!\n";
 }
 
@@ -651,9 +652,10 @@ while(<CVS>) {
                }
                if(($ancestor || $branch) ne $last_branch) {
                        print "Switching from $last_branch to $branch\n" if $opt_v;
-                       system("git-read-tree","-m","$last_branch","$branch");
+                       system("git-read-tree", $branch);
                        die "read-tree failed: $?\n" if $?;
                }
+               $last_branch = $branch if $branch ne $last_branch;
                $state = 9;
        } elsif($state == 8) {
                $logmsg .= "$_\n";