merge from my real .mrconfig, and remove some stuff

[code/myrepos.git] / mr

diff --git a/mr b/mr
index 91eb151c909f5318f7de4f1464e9dca99ff5e95c..f4af3c7c016a08bf60cee4b1b158ed172d145b24 100755 (executable)
--- a/mr
+++ b/mr
@@ -20,7 +20,7 @@ B<mr> [options] diff
 
 B<mr> [options] log
 
-B<mr> [options] bootstrap url
+B<mr> [options] bootstrap url [directory]
 
 B<mr> [options] register [repository]
 
@@ -104,10 +104,16 @@ These commands are also available:
 
 =over 4
 
-=item bootstrap url
+=item bootstrap url [directory]
 
-Causes mr to download the url, save it to a .mrconfig file in the
-current directory, and then check out all repositories listed in it.
+Causes mr to download the url, and use it as a .mrconfig file
+to checkout the repositories listed in it, into the specified directory.
+
+The directory will be created if it does not exist. If no directory is
+specified, the current directory will be used.
+
+If the .mrconfig file includes a repository named ".", that
+is checked out into the top of the specified directory.
 
 =item list (or ls)
 
@@ -377,7 +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
@@ -505,7 +511,7 @@ sub findcommand {
 }
 
 sub action {
-       my ($action, $dir, $topdir, $subdir) = @_;
+       my ($action, $dir, $topdir, $subdir, $force_checkout) = @_;
        
        $ENV{MR_CONFIG}=$configfiles{$topdir};
        my $lib=exists $config{$topdir}{$subdir}{lib} ?
@@ -515,12 +521,14 @@ sub action {
        $ENV{MR_REPO}=$dir;
 
        if ($is_checkout) {
-               if (-d $dir) {
-                       print "mr $action: $dir already exists, skipping checkout\n" if $verbose;
-                       return SKIPPED;
+               if (! $force_checkout) {
+                       if (-d $dir) {
+                               print "mr $action: $dir already exists, skipping checkout\n" if $verbose;
+                               return SKIPPED;
+                       }
+       
+                       $dir=~s/^(.*)\/[^\/]+\/?$/$1/;
                }
-
-               $dir=~s/^(.*)\/[^\/]+\/?$/$1/;
        }
        elsif ($action =~ /update/) {
                if (! -d $dir) {
@@ -699,16 +707,16 @@ sub record {
 
        if ($ret == OK) {
                push @ok, $dir;
-               print "\n";
+               print "\n" unless $quiet;
        }
        elsif ($ret == FAILED) {
                if ($interactive) {
                        chdir($dir) unless $no_chdir;
                        print STDERR "mr: Starting interactive shell. Exit shell to continue.\n";
-                       system((getpwuid($<))[8]);
+                       system((getpwuid($<))[8], "-i");
                }
                push @failed, $dir;
-               print "\n";
+               print "\n" unless $quiet;
        }
        elsif ($ret == SKIPPED) {
                push @skipped, $dir;
@@ -939,11 +947,11 @@ sub is_trusted_checkout {
 my %loaded;
 sub loadconfig {
        my $f=shift;
+       my $dir=shift;
 
        my @toload;
 
        my $in;
-       my $dir;
        my $trusted;
        if (ref $f eq 'GLOB') {
                $dir="";
@@ -963,10 +971,13 @@ sub loadconfig {
 
                $trusted=is_trusted_config($absf);
 
-               ($dir)=$f=~/^(.*\/)[^\/]+$/;
                if (! defined $dir) {
-                       $dir=".";
+                       ($dir)=$f=~/^(.*\/)[^\/]+$/;
+                       if (! defined $dir) {
+                               $dir=".";
+                       }
                }
+
                $dir=abs_path($dir)."/";
                
                if (! exists $configfiles{$dir}) {
@@ -1315,17 +1326,40 @@ sub register {
 
 sub bootstrap {
        my $url=shift @ARGV;
-
+       my $dir=shift @ARGV || ".";
+       
        if (! defined $url || ! length $url) {
                die "mr: bootstrap requires url\n";
        }
+       
+       # Download the config file to a temporary location.
+       eval q{use File::Temp};
+       die $@ if $@;
+       my $tmpconfig=File::Temp->new();
+       if (system("curl", "-A", "mr", "-s", $url, "-o", $tmpconfig) != 0) {
+               die "mr bootstrap: download of $url failed\n";
+       }
 
-       if (-e ".mrconfig") {
-               die "mr: .mrconfig file already exists, not overwriting with $url\n";
+       if (! -e $dir) {
+               system("mkdir", "-p", $dir);
        }
+       chdir($dir) || die "chdir $dir: $!";
 
-       if (system("curl", "-A", "mr", "-s", $url, "-o", ".mrconfig") != 0) {
-               die "mr: download of $url failed\n";
+       # Special case to handle checkout of the "." repo, which 
+       # would normally be skipped.
+       my $topdir=abs_path(".")."/";
+       my @repo=($topdir, $topdir, ".");
+       loadconfig($tmpconfig, $topdir);
+       record(\@repo, action("checkout", @repo, 1))
+               if exists $config{$topdir}{"."}{"checkout"};
+
+       if (-e ".mrconfig") {
+               print STDERR "mr bootstrap: .mrconfig file already exists, not overwriting with $url\n";
+       }
+       else {
+               eval q{use File::Copy};
+               die $@ if $@;
+               move($tmpconfig, ".mrconfig") || die "rename: $!";
        }
 
        exec("mr $ENV{MR_SWITCHES} -c .mrconfig checkout");
@@ -1597,14 +1631,26 @@ 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 =