Make mr help work even if the mrconfig file is busted. Thanks, Lorenzo Cappelletti

[code/myrepos.git] / mr

diff --git a/mr b/mr
index 7f147ccfe745dd5ffdf9bf72aca337f560f29283..4cd3c2e728cd8df0524672ee0bc735da01c4cc14 100755 (executable)
--- a/mr
+++ b/mr
@@ -1,8 +1,8 @@
-#!/usr/bin/perl
+#!/usr/bin/env perl
 
 =head1 NAME
 
-mr - a Multiple Repository management tool
+mr - a tool to manage all your version control repos
 
 =head1 SYNOPSIS
 
@@ -24,6 +24,8 @@ B<mr> [options] diff
 
 B<mr> [options] log
 
+B<mr> [options] grep pattern
+
 B<mr> [options] run command [param ...]
 
 B<mr> [options] bootstrap url [directory]
@@ -40,11 +42,11 @@ B<mr> [options] remember action [params ...]
 
 =head1 DESCRIPTION
 
-B<mr> is a Multiple Repository management tool. It can checkout, update, or
-perform other actions on a set of repositories as if they were one combined
-repository. It supports any combination of subversion, git, cvs, mercurial,
-bzr, darcs, fossil and veracity repositories, and support for other version
-control systems can easily be added.
+B<mr> is a tool to manage all your version control repos. It can checkout,
+update, or perform other actions on a set of repositories as if they were
+one combined repository. It supports any combination of subversion, git,
+cvs, mercurial, bzr, darcs, fossil and veracity repositories, and support
+for other version control systems can easily be added.
 
 B<mr> cds into and operates on all registered repositories at or below your
 working directory. Or, if you are in a subdirectory of a repository that
@@ -113,6 +115,11 @@ Show a diff of uncommitted changes.
 
 Show the commit log.
 
+=item grep pattern
+
+Searches for a pattern in each repository using the grep subcommand. Uses
+ack-grep on VCS that do not have their own.
+
 =item run command [param ...]
 
 Runs the specified command in each repository.
@@ -519,7 +526,7 @@ Copyright 2007-2011 Joey Hess <joey@kitenet.net>
 
 Licensed under the GNU GPL version 2 or higher.
 
-http://kitenet.net/~joey/code/mr/
+http://myrepos.branchable.com/
 
 =cut
 
@@ -1318,11 +1325,12 @@ sub loadconfig {
        while (@lines) {
                $_=$nextline->();
 
+               next if /^\s*\#/ || /^\s*$/;
+
                if (! $trusted && /[[:cntrl:]]/) {
                        $trusterror->("illegal control character");
                }
 
-               next if /^\s*\#/ || /^\s*$/;
                if (/^\[([^\]]*)\]\s*$/) {
                        $section=$1;
 
@@ -1543,10 +1551,7 @@ 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') {
@@ -1574,7 +1579,27 @@ 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 {
@@ -1817,6 +1842,7 @@ sub exitstats {
 sub main {
        getopts();
        init();
+       help(@ARGV) if $ARGV[0] eq 'help';
 
        startingconfig();
        loadconfig($HOME_MR_CONFIG);
@@ -1923,7 +1949,7 @@ hg_fetch = hg pull
 svn_status = svn status "$@"
 git_status = git status -s "$@" || true; git --no-pager log --branches --not --remotes --simplify-by-decoration --decorate --oneline || true
 bzr_status = bzr status --short "$@"; bzr missing
-cvs_status = cvs status "$@"
+cvs_status = cvs -q status | grep -E '^(File:.*Status:|\?)' | grep -v 'Status: Up-to-date'
 hg_status  = hg status "$@"; hg summary --quiet | grep -v 'parent: 0:'
 darcs_status = darcs whatsnew -ls "$@" || true
 fossil_status = fossil changes "$@"
@@ -2073,25 +2099,6 @@ vcsh_trusted_checkout = vcsh run "$MR_REPO" git clone $url $repo
 veracity_trusted_checkout = vv clone $url $repo
 
 
-help =
-       case `uname -s` in
-               SunOS)
-               SHOWMANFILE="man -f"
-               ;;
-               Darwin)
-               SHOWMANFILE="man"
-               ;;
-               *)
-               SHOWMANFILE="man -l"
-               ;;
-       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 =