-#!/bin/sh
-
-set -e
-
-top_dirs="nofib testsuite"
-
-default_repo_root="http://darcs.haskell.org/"
-default_lib_repo_root=$default_repo_root/packages
-
-function darcsall()
-{
- echo == running darcs $* at the top level
- darcs $*
- for dir in $top_dirs; do
- if test -d $dir -a -d $dir/_darcs; then
- echo "== running darcs $* in $dir"
- darcs $* --repodir $dir
- else
- echo "== $dir not present or not a repository; skipping"
- fi
- done
- for pkg in `cat libraries/default-packages`; do
- if test -d libraries/$pkg; then
- echo "== running darcs $* in libraries/$pkg"
- darcs $* --repodir libraries/$pkg
- else
- echo "warning: $dir doesn't seem to exist, use 'darcs-all get' to get it"
- fi
- done
+#!/usr/bin/perl -w
+
+use strict;
+
+my @top_dirs = ("nofib", "testsuite");
+
+# Figure out where to get the other repositories from,
+# based on where this GHC repo came from.
+my $defaultrepo = `cat _darcs/prefs/defaultrepo`;
+chomp $defaultrepo;
+my $defaultrepo_base;
+my $defaultrepo_lib;
+
+if ($defaultrepo =~ /:/) {
+ # HTTP or SSH
+ $defaultrepo_base = $defaultrepo;
+ $defaultrepo_base =~ s#/[^/]+/?$##;
+ $defaultrepo_lib = "$defaultrepo_base/packages";
+}
+elsif ($defaultrepo =~ /^\//) {
+ # Local filesystem, absolute path (assumes a checked-out tree):
+ $defaultrepo_base = $defaultrepo;
+ $defaultrepo_lib = "$defaultrepo/libraries";
+}
+elsif ($defaultrepo =~ /^..\//) {
+ # Local filesystem, relative path (assumes a checked-out tree):
+ $defaultrepo_base = $defaultrepo;
+ $defaultrepo_lib = "$defaultrepo/libraries";
+}
+else {
+ die "Couldn't work out defaultrepo";
+}
+
+my $verbose = 2;
+my $ignore_failure = 0;
+
+# --extra says we grab the extra libs with 'get'. It has no effect on
+# the other commands.
+my $extra = 0;
+# --nofib/--testsuite tell get to also grab the respective repos.
+# They have no effect on the other commands.
+my $nofib = 0;
+my $testsuite = 0;
+
+sub message {
+ if ($verbose >= 2) {
+ print "@_\n";
+ }
+}
+
+sub warning {
+ if ($verbose >= 1) {
+ print "warning: @_\n";
+ }
+}
+
+sub darcs {
+ message "== running darcs @_";
+ system ("darcs", @_) == 0
+ or $ignore_failure
+ or die "darcs failed: $?";
+}
+
+sub darcsall {
+ my @packages;
+ darcs @_;
+ for my $dir (@top_dirs) {
+ if (-d $dir && -d "$dir/_darcs") {
+ darcs (@_, "--repodir", $dir);
+ }
+ else {
+ message "== $dir not present or not a repository; skipping";
+ }
+ }
+ for my $path (<libraries/*/_darcs>) {
+ chomp $path;
+ if ($path =~ m#/(.*)/#) {
+ my $pkg = $1;
+ # bootstrapping.* are just copies of other repos; we don't
+ # update them directly.
+ if ($pkg !~ /bootstrapping/) {
+ darcs (@_, "--repodir", "libraries/$pkg");
+ }
+ }
+ else {
+ die "that pattern can't fail!";
+ }
+ }
+ @packages = `cat libraries/boot-packages`;
+ # @packages = `cat libraries/boot-packages libraries/extra-packages`;
+ for my $pkg (@packages) {
+ chomp $pkg;
+ if (! -d "libraries/$pkg") {
+ warning("$pkg doesn't exist, use 'darcs-all get' to get it");
+ }
+ }
+}
+
+sub darcsgetpackage {
+ my ($get_it, $r_flags, $repo_root, $package) = @_;
+
+ if ($get_it) {
+ if (-d $package) {
+ warning("$package already present; omitting");
+ }
+ else {
+ darcs (@$r_flags, "$repo_root/$package");
+ }
+ }
+}
+
+sub darcsget {
+ my $r_flags;
+ if (! grep /(?:--complete|--partial)/, @_) {
+ warning("adding --partial, to override use --complete");
+ $r_flags = [@_, "--partial"];
+ }
+ else {
+ $r_flags = \@_;
+ }
+
+ darcsgetpackage($nofib, $r_flags, $defaultrepo_base, "nofib");
+ darcsgetpackage($testsuite, $r_flags, $defaultrepo_base, "testsuite");
+
+ chdir "libraries";
+
+ my @packages;
+ if ($extra) {
+ @packages = `cat boot-packages extra-packages`;
+ }
+ else {
+ @packages = `cat boot-packages`;
+ }
+
+ for my $pkg (@packages) {
+ chomp $pkg;
+ darcsgetpackage(1, $r_flags, $defaultrepo_lib, $pkg);
+ }