rename INSTALL

[code/myrepos.git] / mr

diff --git a/mr b/mr
index 00d0e1c44e1f66b1e677dde3e205944ef6ca8915..175c5f1d7c749dd1fd457ebff26d51d29afff02e 100755 (executable)
--- a/mr
+++ b/mr
@@ -16,6 +16,8 @@ B<mr> [options] commit [-m "message"]
 
 B<mr> [options] diff
 
+B<mr> [options] log
+
 B<mr> [options] action [params ...]
 
 =head1 DESCRIPTION
@@ -28,6 +30,11 @@ respository.
 Any mix of revision control systems can be used with B<mr>, and you can
 define arbitrary actions for commands like "update", "checkout", or "commit".
 
+B<mr> cds into and operates on all registered repsitories at or below your
+working directory. Or, if you are in a subdirectory of a repository that
+contains no other registered repositories, it will stay in that directory,
+and work on only that repository,
+
 The predefined commands should be fairly familiar to users of any revision
 control system:
 
@@ -59,7 +66,11 @@ The optional -m parameter allows specifying a commit message.
 
 Show a diff of uncommitted changes.
 
-=item list
+=item log
+
+Show the commit log.
+
+=item list (or ls)
 
 List the repositories that mr will act on.
 
@@ -70,11 +81,8 @@ Displays this help.
 =back
 
 Actions can be abbreviated to any unambiguous subsctring, so
-"mr st" is equivilant to "mr status".
-
-B<mr> operates on all registered repsitories at or below your working
-directory. Or, if you are in a subdirectory of a repository, it will act on
-only that repository.
+"mr st" is equivilant to "mr status", and "mr up" is equivilant to "mr
+update"
 
 Additional parameters can be passed to other commands than "commit", they
 will be passed on unchanged to the underlying revision control system.
@@ -92,7 +100,7 @@ the current working directory.
 
 =item -c mrconfig
 
-Use the specified mrconfig file, instead of looking for on in your home
+Use the specified mrconfig file, instead of looking for one in your home
 directory.
 
 =item -v
@@ -217,8 +225,13 @@ if (! exists $knownactions{$action}) {
                if (@matches == 1) {
                        $action=$matches[0];
                }
+               elsif (@matches == 0) {
+                       die "mr: unknown action \"$action\" (known actions: ".
+                               join(", ", sort keys %knownactions).")\n";
+               }
                else {
-                       die "mr: ambiguous action \"$action\" (matches @matches)\n";
+                       die "mr: ambiguous action \"$action\" (matches: ".
+                               join(", ", @matches).")\n";
                }
        }
 }
@@ -227,36 +240,38 @@ if ($action eq 'help') {
        exec($config{''}{default}{help});
 }
 
-# handle being in a subdir of a repository
+# work out what repos to act on
+my @repos;
 my $nochdir=0;
 foreach my $topdir (sort keys %config) {
-       foreach my $subdir (reverse sort keys %{$config{$topdir}}) {
+       foreach my $subdir (sort keys %{$config{$topdir}}) {
                next if $subdir eq 'default';
-               my $d=$directory."/";
                my $dir=$topdir.$subdir;
-               $dir.="/" unless $dir=~/\/$/;
-               if ($d =~ /^\Q$dir\E/) {
-                       $directory=$topdir.$subdir;
-                       $nochdir=1;
-                       last;
+               next if $dir ne $directory && $dir !~ /^\Q$directory\E\//;
+               push @repos, [$dir, $topdir, $subdir];
+       }
+}
+if (! @repos) {
+       # fallback to find a leaf repo
+       LEAF: foreach my $topdir (reverse sort keys %config) {
+               foreach my $subdir (reverse sort keys %{$config{$topdir}}) {
+                       next if $subdir eq 'default';
+                       my $dir=$topdir.$subdir;
+                       my $d=$directory;
+                       $dir.="/" unless $dir=~/\/$/;
+                       $d.="/" unless $d=~/\/$/;
+                       if ($d=~/^\Q$dir\E/) {
+                               push @repos, [$dir, $topdir, $subdir];
+                               last LEAF;
+                       }
                }
        }
+       $nochdir=1;
 }
 
 my (@failed, @successful, @skipped);
-foreach my $topdir (sort keys %config) {
-       foreach my $subdir (sort keys %{$config{$topdir}}) {
-               
-               my $dir=$topdir.$subdir;
-
-               if (defined $directory &&
-                   $dir ne $directory &&
-                   $dir !~ /^\Q$directory\E\//) {
-                       next;
-               }
-
-               action($action, $dir, $topdir, $subdir);
-       }
+foreach my $repo (@repos) {
+       action($action, @$repo);
 }
 
 sub action {
@@ -299,7 +314,12 @@ sub action {
                push @skipped, $dir;
        }
        else {
-               print "mr $action: $dir\n";
+               if (! $nochdir) {
+                       print "mr $action: $dir\n";
+               }
+               else {
+                       print "mr $action: $dir (in subdir $directory)\n";
+               }
                my $command="set -e; ".$lib.
                        "my_action(){ $config{$topdir}{$subdir}{$action} ; }; my_action ".
                        join(" ", map { s/\//\/\//g; s/"/\"/g; '"'.$_.'"' } @ARGV);
@@ -446,6 +466,7 @@ __DATA__
 [alias]
        co = checkout
        ci = commit
+       ls = list
 [default]
 lib = \
        error() { \
@@ -484,6 +505,14 @@ diff = \
        else \
                error "unknown repo type"; \
        fi
+log = \
+       if [ -d "$MR_REPO"/.svn ]; then \
+               svn log"$@"; \
+       elif [ -d "$MR_REPO"/.git ]; then \
+               git log "$@"; \
+       else \
+               error "unknown repo type"; \
+       fi
 list = true
 help = \
        if [ ! -e "$MR_PATH" ]; then \