changelog

[code/myrepos.git] / mr

diff --git a/mr b/mr
index dba54cc63142a63e1a497db380f67e82bb3565b4..87acef39b279cf4d119f35912ebc8967a7cf524c 100755 (executable)
--- a/mr
+++ b/mr
@@ -265,6 +265,13 @@ configuration.
 
 Be verbose.
 
+=item -m
+
+=item --minimal
+
+Minimise output. If a command fails or there is any output then the usual
+output will be shown.
+
 =item -q
 
 =item --quiet
@@ -568,6 +575,7 @@ use constant {
 # configurables
 my $config_overridden=0;
 my $verbose=0;
+my $minimal=0;
 my $quiet=0;
 my $stats=0;
 my $force=0;
@@ -578,6 +586,7 @@ my $no_chdir=0;
 my $jobs=1;
 my $trust_all=0;
 my $directory=getcwd();
+my $terminal=-t STDOUT && eval{require IO::Pty::Easy;IO::Pty::Easy->import();1;} eq 1;
 
 my $HOME_MR_CONFIG = "$ENV{HOME}/.mrconfig";
 $ENV{MR_CONFIG}=find_mrconfig();
@@ -721,6 +730,34 @@ sub fulldir {
        return $subdir =~ /^\// ? $subdir : $topdir.$subdir;
 }
 
+sub terminal_friendly_spawn {
+       my $actionmsg = shift;
+       my $sh = shift;
+       my $quiet = shift;
+       my $minimal = shift;
+       my $output = "";
+       if ($terminal) {
+               my $pty = IO::Pty::Easy->new;
+               $pty->spawn($sh);
+               while ($pty->is_active) {
+                       my $data = $pty->read();
+                       $output .= $data if defined $data;
+               }
+               $pty->close;
+       } else {
+               $output = qx/$sh 2>&1/;
+       }
+       my $ret = $?;
+       if ($quiet && $ret != 0) {
+               print "$actionmsg\n" if $actionmsg;
+               print STDERR $output;
+       } elsif (!$quiet && (!$minimal || $output)) {
+               print "$actionmsg\n" if $actionmsg;
+               print $output;
+       }
+       return ($ret, $output ? 1 : 0);
+}
+
 sub action {
        my ($action, $dir, $topdir, $subdir, $force_checkout) = @_;
        my $fulldir=fulldir($topdir, $subdir);
@@ -800,7 +837,7 @@ sub action {
                        return FAILED;
                }
                else {
-                       print STDERR "mr $action: no defined action for $vcs repository $fulldir, skipping\n";
+                       print STDERR "mr $action: no defined action for $vcs repository $fulldir, skipping\n" unless $minimal;
                        return SKIPPED;
                }
        }
@@ -814,22 +851,16 @@ sub action {
                        $s=~s/^\Q$fulldir\E\/?//;
                        $actionmsg="mr $action: $fulldir (in subdir $s)";
                }
-               print "$actionmsg\n" unless $quiet;
+               print "$actionmsg\n" unless $quiet || $minimal;
 
                my $hookret=hook("pre_$action", $topdir, $subdir);
                return $hookret if $hookret != OK;
 
-               my $ret=runsh $action, $topdir, $subdir,
+               my ($ret, $out)=runsh $action, $topdir, $subdir,
                        $command, \@ARGV, sub {
                                my $sh=shift;
-                               if ($quiet) {
-                                       my $output = qx/$sh 2>&1/;
-                                       my $ret = $?;
-                                       if ($ret != 0) {
-                                               print "$actionmsg\n";
-                                               print STDERR $output;
-                                       }
-                                       return $ret;
+                               if (!$jobs || $jobs > 1 || $quiet || $minimal) {
+                                       return terminal_friendly_spawn($actionmsg, $sh, $quiet, $minimal);
                                }
                                else {
                                        system($sh);
@@ -867,7 +898,7 @@ sub action {
                                return FAILED;
                        }
 
-                       my $ret=hook("post_$action", $topdir, $subdir);
+                       my ($ret, $hook_out)=hook("post_$action", $topdir, $subdir);
                        return $ret if $ret != OK;
                        
                        if ($is_checkout || $is_update) {
@@ -881,7 +912,7 @@ sub action {
                                return $ret if $ret != OK;
                        }
                        
-                       return OK;
+                       return (OK, $out || $hook_out);
                }
        }
 }
@@ -891,15 +922,10 @@ sub hook {
 
        my $command=$config{$topdir}{$subdir}{$hook};
        return OK unless defined $command;
-       my $ret=runsh $hook, $topdir, $subdir, $command, [], sub {
+       my ($ret,$out)=runsh $hook, $topdir, $subdir, $command, [], sub {
                        my $sh=shift;
-                       if ($quiet) {
-                               my $output = qx/$sh 2>&1/;
-                               my $ret = $?;
-                               if ($ret != 0) {
-                                       print STDERR $output;
-                               }
-                               return $ret;
+                       if (!$jobs || $jobs > 1 || $quiet || $minimal) {
+                               return terminal_friendly_spawn(undef, $sh, $quiet, $minimal);
                        }
                        else {
                                system($sh);
@@ -919,7 +945,7 @@ sub hook {
                }
        }
 
-       return OK;
+       return (OK, $out);
 }
 
 # run actions on multiple repos, in parallel
@@ -947,7 +973,7 @@ sub mrs {
                                close CHILD_STDERR;
                                close $outfh;
                                close $errfh;
-                               exit action($action, @$repo);
+                               exit +(action($action, @$repo))[0];
                        }
                        close CHILD_STDOUT;
                        close CHILD_STDERR;
@@ -978,7 +1004,7 @@ sub mrs {
                                                        waitpid($active[$i][0], 0);
                                                        print STDOUT $out[$i][0];
                                                        print STDERR $out[$i][1];
-                                                       record($active[$i][1], $? >> 8);
+                                                       record($active[$i][1], $? >> 8, $out[$i][0] || $out[$i][1]);
                                                        splice(@fhs, $i, 1);
                                                        splice(@active, $i, 1);
                                                        splice(@out, $i, 1);
@@ -995,10 +1021,11 @@ sub mrs {
 sub record {
        my $dir=shift()->[0];
        my $ret=shift;
+       my $out=shift;
 
        if ($ret == OK) {
                push @ok, $dir;
-               print "\n" unless $quiet;
+               print "\n" unless $quiet || ($minimal && !$out);
        }
        elsif ($ret == FAILED) {
                if ($interactive) {
@@ -1007,7 +1034,7 @@ sub record {
                        system((getpwuid($<))[8], "-i");
                }
                push @failed, $dir;
-               print "\n" unless $quiet;
+               print "\n";
        }
        elsif ($ret == SKIPPED) {
                push @skipped, $dir;
@@ -1029,10 +1056,10 @@ sub showstats {
                showstat($#ok+1, "ok", "ok"),
                showstat($#failed+1, "failed", "failed"),
                showstat($#skipped+1, "skipped", "skipped"),
-       ).")\n" unless $quiet;
+       ).")\n" unless $quiet || $minimal;
        if ($stats) {
                if (@skipped) {
-                       print "mr $action: (skipped: ".join(" ", @skipped).")\n" unless $quiet;
+                       print "mr $action: (skipped: ".join(" ", @skipped).")\n" unless $quiet || $minimal;
                }
                if (@failed) {
                        print STDERR "mr $action: (failed: ".join(" ", @failed).")\n";
@@ -1154,7 +1181,8 @@ sub is_trusted_config {
                        while (<TRUST>) {
                                chomp;
                                s/^~\//$ENV{HOME}\//;
-                               $trusted{abs_path($_)}=1;
+                               my $d=abs_path($_);
+                               $trusted{$d}=1 if defined $d;
                        }
                        close TRUST;
                }
@@ -1573,10 +1601,7 @@ sub dispatch {
        my $action=shift;
 
        # actions that do not operate on all repos
-       if ($action eq 'help') {
-               help(@ARGV);
-       }
-       elsif ($action eq 'config') {
+       if ($action eq 'config') {
                config(@ARGV);
        }
        elsif ($action eq 'register') {
@@ -1604,7 +1629,27 @@ sub dispatch {
 }
 
 sub help {
-       exec($config{''}{DEFAULT}{help}) || die "exec: $!";
+       my $help=q#
+               case `uname -s` in
+                       SunOS)
+                       SHOWMANFILE="man -f"
+                       ;;
+                       Darwin)
+                       SHOWMANFILE="man"
+                       ;;
+                       *)
+                       SHOWMANFILE="man"
+                       ;;
+               esac
+               if [ ! -e "$MR_PATH" ]; then
+                       error "cannot find program path"
+               fi
+               tmp=$(mktemp -t mr.XXXXXXXXXX) || error "mktemp failed"
+               trap "rm -f $tmp" exit
+               pod2man -c mr "$MR_PATH" > "$tmp" || error "pod2man failed"
+               $SHOWMANFILE "$tmp" || error "man failed"
+       #;
+       exec($help) || die "exec: $!";
 }
 
 sub config {
@@ -1806,6 +1851,7 @@ sub getopts {
                "p|path" => sub { }, # now default, ignore
                "f|force" => \$force,
                "v|verbose" => \$verbose,
+               "m|minimal" => \$minimal,
                "q|quiet" => \$quiet,
                "s|stats" => \$stats,
                "k|insecure" => \$insecure,
@@ -1862,6 +1908,7 @@ sub exitstats {
 sub main {
        getopts();
        init();
+       help(@ARGV) if $ARGV[0] eq 'help';
 
        startingconfig();
        loadconfig($HOME_MR_CONFIG);
@@ -2113,30 +2160,12 @@ bzr_trusted_checkout = bzr checkout|clone|branch|get $url $repo
 hg_trusted_checkout = hg clone $url $repo
 darcs_trusted_checkout = darcs get $url $repo
 git_bare_trusted_checkout = git clone --bare $url $repo
-vcsh_trusted_checkout = vcsh run "$MR_REPO" git clone $url $repo
+vcsh_old_trusted_checkout = vcsh run "$MR_REPO" git clone $url $repo
+vcsh_trusted_checkout = vcsh clone $url $repo
 # fossil: messy to do
 veracity_trusted_checkout = vv clone $url $repo
 
 
-help =
-       case `uname -s` in
-               SunOS)
-               SHOWMANFILE="man -f"
-               ;;
-               Darwin)
-               SHOWMANFILE="man"
-               ;;
-               *)
-               SHOWMANFILE="man"
-               ;;
-       esac
-       if [ ! -e "$MR_PATH" ]; then
-               error "cannot find program path"
-       fi
-       tmp=$(mktemp -t mr.XXXXXXXXXX) || error "mktemp failed"
-       trap "rm -f $tmp" exit
-       pod2man -c mr "$MR_PATH" > "$tmp" || error "pod2man failed"
-       $SHOWMANFILE "$tmp" || error "man failed"
 list = true
 config = 
 bootstrap =