cvsimport: Add -S <skipfileregex> support and -v announces files retrieved

A couple of things that seem to help importing broken CVS repos...

 -S '<slash-delimited-regex>' skips files with a matching path
 -v prints file name and version before fetching from cvs

Signed-off-by: Martin Langhoff <martin@catalyst.net.nz>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/git-cvsimport.perl b/git-cvsimport.perl
index fc207fc..00fc3ba 100755 (executable)
--- a/git-cvsimport.perl
+++ b/git-cvsimport.perl
@@ -29,7 +29,7 @@ use IPC::Open2;
 $SIG{'PIPE'}="IGNORE";
 $ENV{'TZ'}="UTC";
 
-our($opt_h,$opt_o,$opt_v,$opt_k,$opt_u,$opt_d,$opt_p,$opt_C,$opt_z,$opt_i,$opt_P, $opt_s,$opt_m,$opt_M,$opt_A);
+our($opt_h,$opt_o,$opt_v,$opt_k,$opt_u,$opt_d,$opt_p,$opt_C,$opt_z,$opt_i,$opt_P, $opt_s,$opt_m,$opt_M,$opt_A,$opt_S);
 my (%conv_author_name, %conv_author_email);
 
 sub usage() {
@@ -37,7 +37,7 @@ sub usage() {
 Usage: ${\basename $0}     # fetch/update GIT from CVS
        [-o branch-for-HEAD] [-h] [-v] [-d CVSROOT] [-A author-conv-file]
        [-p opts-for-cvsps] [-C GIT_repository] [-z fuzz] [-i] [-k] [-u]
-       [-s subst] [-m] [-M regex] [CVS_module]
+       [-s subst] [-m] [-M regex] [-S regex] [CVS_module]
 END
        exit(1);
 }
@@ -85,7 +85,7 @@ sub write_author_info($) {
        close ($f);
 }
 
-getopts("hivmkuo:d:p:C:z:s:M:P:A:") or usage();
+getopts("hivmkuo:d:p:C:z:s:M:P:A:S:") or usage();
 usage if $opt_h;
 
 @ARGV <= 1 or usage();
@@ -579,7 +579,7 @@ unless($pid) {
 my $state = 0;
 
 my($patchset,$date,$author_name,$author_email,$branch,$ancestor,$tag,$logmsg);
-my(@old,@new);
+my(@old,@new,@skipped);
 my $commit = sub {
        my $pid;
        while(@old) {
@@ -675,6 +675,11 @@ my $commit = sub {
        substr($logmsg,32767) = "" if length($logmsg) > 32767;
        $logmsg =~ s/[\s\n]+\z//;
 
+       if (@skipped) {
+           $logmsg .= "\n\n\nSKIPPED:\n\t";
+           $logmsg .= join("\n\t", @skipped) . "\n";
+       }
+
        print $pw "$logmsg\n"
                or die "Error writing to git-commit-tree: $!\n";
        $pw->close();
@@ -832,6 +837,12 @@ while(<CVS>) {
                my $fn = $1;
                my $rev = $3;
                $fn =~ s#^/+##;
+               if ($opt_S && $fn =~ m/$opt_S/) {
+                   print "SKIPPING $fn v $rev\n";
+                   push(@skipped, $fn);
+                   next;
+               }
+               print "Fetching $fn   v $rev\n" if $opt_v;
                my ($tmpname, $size) = $cvs->file($fn,$rev);
                if($size == -1) {
                        push(@old,$fn);