clarify

[code/myrepos.git] / mr

diff --git a/mr b/mr
index eb766d45b657975d857ae12a8c07aa895b18fe27..e01ca1f343423a853886184ece27e0895d14bb84 100755 (executable)
--- a/mr
+++ b/mr
@@ -383,7 +383,7 @@ due to being offline. You can delete or edit this file to remove commands,
 or even to add other commands for 'mr online' to run. If the file is
 present, mr assumes it is in offline mode.
 
-=head "UNTRUSTED MRCONFIG FILES"
+=head1 "UNTRUSTED MRCONFIG FILES"
 
 Since mrconfig files can contain arbitrary shell commands, they can do
 anything. This flexability is good, but it also allows a malicious mrconfig
@@ -707,7 +707,7 @@ sub record {
 
        if ($ret == OK) {
                push @ok, $dir;
-               print "\n";
+               print "\n" unless $quiet;
        }
        elsif ($ret == FAILED) {
                if ($interactive) {
@@ -716,7 +716,7 @@ sub record {
                        system((getpwuid($<))[8], "-i");
                }
                push @failed, $dir;
-               print "\n";
+               print "\n" unless $quiet;
        }
        elsif ($ret == SKIPPED) {
                push @skipped, $dir;
@@ -1001,7 +1001,7 @@ sub loadconfig {
                open($in, "<", $f) || die "mr: open $f: $!\n";
        }
        my @lines=<$in>;
-       close $in;
+       close $in unless ref $f eq 'GLOB';
 
        my $section;
        my $line=0;
@@ -1106,6 +1106,13 @@ sub loadconfig {
        }
 }
 
+sub startingconfig {
+       %alias=%config=%configfiles=%knownactions=%loaded=();
+       my $datapos=tell(DATA);
+       loadconfig(\*DATA);
+       seek(DATA,$datapos,0); # rewind
+}
+
 sub modifyconfig {
        my $f=shift;
        # the section to modify or add
@@ -1337,7 +1344,7 @@ sub bootstrap {
        die $@ if $@;
        my $tmpconfig=File::Temp->new();
        if (system("curl", "-A", "mr", "-s", $url, "-o", $tmpconfig) != 0) {
-               die "mr: download of $url failed\n";
+               die "mr bootstrap: download of $url failed\n";
        }
 
        if (! -e $dir) {
@@ -1354,14 +1361,22 @@ sub bootstrap {
                if exists $config{$topdir}{"."}{"checkout"};
 
        if (-e ".mrconfig") {
-               print STDERR "mr: .mrconfig file already exists, not overwriting with $url\n";
+               print STDERR "mr bootstrap: .mrconfig file already exists, not overwriting with $url\n";
        }
        else {
-               rename($tmpconfig, ".mrconfig") || die "rename: $!";
-       }
-
-       exec("mr $ENV{MR_SWITCHES} -c .mrconfig checkout");
-       die "failed to run mr checkout";
+               eval q{use File::Copy};
+               die $@ if $@;
+               move($tmpconfig, ".mrconfig") || die "rename: $!";
+       }
+
+       # Reload the config file (in case we got a different version)
+       # and checkout everything else.
+       startingconfig();
+       loadconfig(".mrconfig");
+       dispatch("checkout");
+       @skipped=grep { abs_path($_) ne abs_path($topdir) } @skipped;
+       showstats("bootstrap");
+       exitstats();
 }
 
 # alias expansion and command stemming
@@ -1449,28 +1464,32 @@ sub init {
                $ENV{MR_PATH}=$Bin."/".$Script;
        };
 }
+       
+sub exitstats {
+       if (@failed) {
+               exit 1;
+       }
+       elsif (! @ok && @skipped) {
+               exit 1;
+       }
+       else {
+               exit 0;
+       }
+}
 
 sub main {
        getopts();
        init();
 
-       loadconfig(\*DATA);
+       startingconfig();
        loadconfig($ENV{MR_CONFIG});
        #use Data::Dumper; print Dumper(\%config);
        
        my $action=expandaction(shift @ARGV);
        dispatch($action);
-       showstats($action);
 
-       if (@failed) {
-               exit 1;
-       }
-       elsif (! @ok && @skipped) {
-               exit 1;
-       }
-       else {
-               exit 0;
-       }
+       showstats($action);
+       exitstats();
 }
 
 # Finally, some useful actions that mr knows about by default.
@@ -1629,14 +1648,26 @@ hg_trusted_checkout = hg clone $url $repo
 darcs_trusted_checkout = darcs get $url $repo
 git_bare_trusted_checkout = git clone --bare $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" > "$tmp" || error "pod2man failed"
-       man -l "$tmp" || error "man failed"
+       $SHOWMANFILE "$tmp" || error "man failed"
 list = true
 config = 
 bootstrap =