index: support --verbose option

It doesn't implement progress of batches, yet, but it wires
up the parsing of the command-line while preserving output
compatibility.

This output is NOT meant to be stable.

2 files changed, 19 insertions, 13 deletions

diff --git a/lib/PublicInbox/Admin.pm b/lib/PublicInbox/Admin.pm
index 34aa3129..07d8b572 100644
--- a/lib/PublicInbox/Admin.pm
+++ b/lib/PublicInbox/Admin.pm
@@ -167,4 +167,22 @@ sub index_inbox {
         }
 }
 
+sub progress_prepare ($) {
+        my ($opt) = @_;
+
+        # public-inbox-index defaults to quiet, -xcpdb and -compact do not
+        if (defined($opt->{quiet}) && $opt->{quiet} < 0) {
+                $opt->{quiet} = !$opt->{verbose};
+        }
+        if ($opt->{quiet}) {
+                open my $null, '>', '/dev/null' or
+                        die "failed to open /dev/null: $!\n";
+                $opt->{1} = fileno($null); # suitable for spawn() redirect
+                $opt->{-dev_null} = $null;
+        } else {
+                $opt->{verbose} ||= 1;
+                $opt->{-progress} = sub { print STDERR @_ };
+        }
+}
+
 1;
diff --git a/lib/PublicInbox/Xapcmd.pm b/lib/PublicInbox/Xapcmd.pm
index 999819c7..7e3d47fb 100644
--- a/lib/PublicInbox/Xapcmd.pm
+++ b/lib/PublicInbox/Xapcmd.pm
@@ -86,18 +86,6 @@ sub prepare_reindex ($$) {
         }
 }
 
-sub progress_prepare ($) {
-        my ($opt) = @_;
-        if ($opt->{quiet}) {
-                open my $null, '>', '/dev/null' or
-                        die "failed to open /dev/null: $!\n";
-                $opt->{1} = fileno($null);
-                $opt->{-dev_null} = $null;
-        } else {
-                $opt->{-progress} = sub { print STDERR @_ };
-        }
-}
-
 sub same_fs_or_die ($$) {
         my ($x, $y) = @_;
         return if ((stat($x))[0] == (stat($y))[0]); # 0 - st_dev
@@ -132,7 +120,7 @@ sub process_queue {
 sub run {
         my ($ibx, $task, $opt) = @_; # task = 'cpdb' or 'compact'
         my $cb = \&${\"PublicInbox::Xapcmd::$task"};
-        progress_prepare($opt ||= {});
+        PublicInbox::Admin::progress_prepare($opt ||= {});
         my $dir = $ibx->{mainrepo} or die "no mainrepo in inbox\n";
         runnable_or_die($XAPIAN_COMPACT) if $opt->{compact};
         my $reindex; # v1:{ from => $x40 }, v2:{ from => [ $x40, $x40, .. ] } }