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Commit 610379bc authored by Ian Lynagh's avatar Ian Lynagh
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Make darcs-all a perl script 

This fixes a problem where patches altering the darcs-all script break
on Windows as the file is open. The script is now also slightly nicer,
on balance.
parent b3a0711b
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Makefile
View file @ 610379bc
......@@ -72,7 +72,7 @@ check-packages :
@for d in `cat libraries/core-packages`; do \
if test ! -d libraries/$$d; then \
echo "Looks like you're missing libraries/$$d,"; \
echo "maybe you haven't done 'sh darcs-all get'?"; \
echo "maybe you haven't done './darcs-all get'?"; \
exit 1; \
fi \
done
......
README
View file @ 610379bc
......@@ -27,7 +27,7 @@ There are two ways to get a source tree:
ghc-<version>-src-extralibs.tar.bz2
You only need the first one, which contains GHC itself and
the "core" libraries.
the "core" libraries.
The extralibs package contains a bunch of optional libraries. If
you want, you can unpack this over the top of your source tree, and
......@@ -45,16 +45,17 @@ There are two ways to get a source tree:
$ darcs get http://darcs.haskell.org/ghc/
Then run the darcs-all shell script in that repository
Then run the darcs-all script in that repository
to get the other repositories:
$ cd ghc
$ sh darcs-all get
$ chmod +x darcs-all
$ ./darcs-all get
This grabs the "core" packages by default. To get the full set of
packages, instead say
$ sh darcs-all --extra get
$ ./darcs-all --extra get
This also downloads the libraries that are normally bundled in the
"extralibs" package (see above).
......@@ -71,7 +72,7 @@ below).
You also need a few other tools installed: Happy [4], Alex [5], and
Haddock [6] (for building library documentation), and a good DocBook
XML toolchain if you want to build the compiler documentation.
XML toolchain if you want to build the compiler documentation.
Quick start: the following gives you a default build:
......@@ -107,5 +108,5 @@ Contributors
============
Please see
http://www.haskell.org/ghc/contributors.html
boot
View file @ 610379bc
......@@ -7,7 +7,7 @@ do
if test ! -d libraries/$d
then
echo "Looks like you're missing libraries/$d,"
echo "maybe you haven't done 'sh darcs-all get'?"
echo "maybe you haven't done './darcs-all get'?"
exit 1
fi
done
......
darcs-all
View file @ 610379bc
#!/bin/sh
#!/usr/bin/perl -w
set -e
use strict;
top_dirs="nofib testsuite"
my @top_dirs = ("nofib", "testsuite");
# Figure out where to get the other repositories from,
# based on where this GHC repo came from.
defaultrepo=`cat _darcs/prefs/defaultrepo`
case $defaultrepo in
# HTTP or SSH:
http://* | *:*)
defaultrepo_base="`echo $defaultrepo | sed 's!/ghc$!!'`"
defaultrepo_lib="$defaultrepo_base"/packages;;
# Local filesystem (assumes a checked-out tree):
/*)
defaultrepo_base="$defaultrepo"
defaultrepo_lib="$defaultrepo"/libraries;;
esac
quiet=NO
message()
{
if [ "$quiet" = "NO" ]; then
echo "$@"
fi
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";
}
darcsall()
{
message "== running darcs $@ at the top level"
darcs "$@"
for dir in $top_dirs; do
if test -d $dir -a -d $dir/_darcs; then
message "== running darcs $@ in $dir"
darcs "$@" --repodir $dir
else
message "== $dir not present or not a repository; skipping"
fi
done
for pkg in `cat libraries/core-packages libraries/extra-packages`; do
if test -d libraries/$pkg; then
message "== running darcs $@ in libraries/$pkg"
darcs "$@" --repodir libraries/$pkg
else
echo "warning: $pkg doesn't seem to exist, use 'darcs-all get' to get it"
fi
done
elsif ($defaultrepo =~ /^\//) {
# Local filesystem (assumes a checked-out tree):
$defaultrepo_base = $defaultrepo;
$defaultrepo_lib = "$defaultrepo/libraries";
}
darcsget()
{
case $* in
*--complete*|*--partial*)
additional_flag="" ;;
*)
echo "warning: adding --partial, to override use --complete"
additional_flag="--partial" ;;
esac
if test "$nofib" = "YES"; then
if test -d nofib; then
echo "warning: nofib already present; omitting"
else
repo="$defaultrepo_base"/nofib
message "== running darcs get $additional_flag $@ $repo"
darcs get $additional_flag "$@" $repo
fi
fi
if test "$testsuite" = "YES"; then
if test -d testsuite; then
echo "warning: testsuite already present; omitting"
else
repo="$defaultrepo_base"/testsuite
message "== running darcs get $additional_flag $@ $repo"
darcs get $additional_flag "$@" $repo
fi
fi
cd libraries
if test "$extra" = "YES"; then
packages=`cat core-packages extra-packages`
else
packages=`cat core-packages`
fi
for pkg in $packages; do
if test -d $pkg; then
echo "warning: $pkg already present; omitting"
else
repo=$defaultrepo_lib/$pkg
message "== running darcs get $additional_flag $@ $repo"
darcs get $additional_flag "$@" $repo
fi
done
else {
die "Couldn't work out defaultrepo";
}
if test ! -d _darcs -o ! -d compiler; then
echo "error: darcs-all must be run from the top level of the ghc tree."
exit 1;
fi
case $* in
*-q*) quiet=YES;;
esac
my $verbose = 1;
my $ignore_failure = 0;
# --extra says we grab the extra libs with 'get'. It has no effect on
# the other commands.
extra=NO
my $extra = 0;
# --nofib/--testsuite tell get to also grab the respective repos.
# They have no effect on the other commands.
nofib=NO
testsuite=NO
args_done=NO
while [ "$args_done" = NO ]
do
case $1 in
--extra) shift; extra=YES;;
--nofib) shift; nofib=YES;;
--testsuite) shift; testsuite=YES;;
*) args_done=YES;;
esac
done
case $1 in
get) shift; darcsget "$@";;
# Hack around whatsnew failing if there are no changes
w|wh|wha|what|whats|whatsn|whatsne|whatsnew) set +e; darcsall "$@";;
*) darcsall "$@";;
esac
my $nofib = 0;
my $testsuite = 0;
while ($#_ ne -1) {
my $arg = shift;
if ($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 @_, $arg;
last;
}
}
sub message {
if ($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, $pkg);
}
}
sub main {
if (! -d "_darcs" || ! -d "compiler") {
die "error: darcs-all must be run from the top level of the ghc tree."
}
if ($#_ 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);
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