git-subtree: Display short-format status message

[code/myrepos.git] / mr

diff --git a/mr b/mr
index 6cac30c99bb8dfafa9badc7299d9064915be92c0..17f95859912aac266ae71b6e71dbb0ae0eb154c4 100755 (executable)
--- a/mr
+++ b/mr
@@ -222,10 +222,9 @@ Be verbose.
 
 =item --quiet
 
-Be quiet. This supresses mr's usual output. Any output from the
-commands that mr runs will still be displayed.
-
-For example, to see only uncommitted changes, use "mr -q status"
+Be quiet. This supresses mr's usual output, as well as any output from
+commands that are run (including stderr output). If a command fails,
+the output will be shown.
 
 =item -k
 
@@ -630,14 +629,16 @@ sub action {
                }
        }
        else {
+               my $actionmsg;
                if (! $no_chdir) {
-                       print "mr $action: $fulldir\n" unless $quiet;
+                       $actionmsg="mr $action: $fulldir";
                }
                else {
                        my $s=$directory;
                        $s=~s/^\Q$fulldir\E\/?//;
-                       print "mr $action: $fulldir (in subdir $s)\n" unless $quiet;
+                       $actionmsg="mr $action: $fulldir (in subdir $s)";
                }
+               print "$actionmsg\n" unless $quiet;
 
                my $hookret=hook("pre_$action", $topdir, $subdir);
                return $hookret if $hookret != OK;
@@ -646,7 +647,18 @@ sub action {
                        "my_action(){ $command\n }; my_action ".
                        join(" ", map { s/\\/\\\\/g; s/"/\"/g; '"'.$_.'"' } @ARGV);
                print "mr $action: running >>$command<<\n" if $verbose;
-               my $ret=system($command);
+               my $ret;
+               if ($quiet) {
+                       my $output = qx/$command 2>&1/;
+                       $ret = $?;
+                       if ($ret != 0) {
+                               print "$actionmsg\n";
+                               print STDERR $output;
+                       }
+               }
+               else {
+                       $ret=system($command);
+               }
                if ($ret != 0) {
                        if (($? & 127) == 2) {
                                print STDERR "mr $action: interrupted\n";
@@ -702,7 +714,17 @@ sub hook {
        my $shell="set -e;".$lib.
                "my_hook(){ $command\n }; my_hook";
        print "mr $hook: running >>$shell<<\n" if $verbose;
-       my $ret=system($shell);
+       my $ret;
+       if ($quiet) {
+               my $output = qx/$shell 2>&1/;
+               $ret = $?;
+               if ($ret != 0) {
+                       print STDERR $output;
+               }
+       }
+       else {
+               $ret=system($shell);
+       }
        if ($ret != 0) {
                if (($? & 127) == 2) {
                        print STDERR "mr $hook: interrupted\n";