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|
#!/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;
$defaultrepo_base =~ s#/ghc$##;
$defaultrepo_lib = "$defaultrepo_base/packages";
}
elsif ($defaultrepo =~ /^\//) {
# Local filesystem (assumes a checked-out tree):
$defaultrepo_base = $defaultrepo;
$defaultrepo_lib = "$defaultrepo/libraries";
}
else {
die "Couldn't work out defaultrepo";
}
my $verbose = 1;
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) {
print "@_\n";
}
}
sub warning {
print "warning: @_\n";
}
sub darcs {
message "== running darcs @_";
system ("darcs", @_) == 0
or $ignore_failure
or die "darcs failed: $?";
}
sub darcsall {
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 $pkg (`cat libraries/core-packages libraries/extra-packages`) {
chomp $pkg;
if (-d "libraries/$pkg") {
darcs (@_, "--repodir", "libraries/$pkg");
}
else {
warning("$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 core-packages extra-packages`;
}
else {
@packages = `cat core-packages`;
}
for my $pkg (@packages) {
chomp $pkg;
darcsgetpackage(1, $r_flags, $defaultrepo_lib, $pkg);
}
}
sub main {
if (! -d "_darcs" || ! -d "compiler") {
die "error: darcs-all must be run from the top level of the ghc tree."
}
while ($#_ ne -1) {
my $arg = shift;
# We handle -q here as well as lower down as we need to skip over it
# if it comes before the darcs command
if ($arg eq "-q") {
$verbose = 0;
}
elsif ($arg eq "--extra") {
$extra = 1;
}
elsif ($arg eq "--nofib") {
$nofib = 1;
}
elsif ($arg eq "--testsuite") {
$testsuite = 1;
}
else {
unshift @_, $arg;
if (grep /^-q$/, @_) {
$verbose = 0;
}
last;
}
}
if ($#_ eq -1) {
die "What do you want to do?";
}
my $command = $_[0];
if ($command eq "get") {
darcsget @_;
}
else {
if ($command =~ /^(?:w|wh|wha|what|whats|whatsn|whatsne|whatsnew)$/) {
# Hack around whatsnew failing if there are no changes
$ignore_failure = 1;
}
darcsall @_;
}
}
main(@ARGV);
|
