131 lines
2.9 KiB
Prolog
Executable file
131 lines
2.9 KiB
Prolog
Executable file
#! /usr/bin/perl -w
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# Typical command to generate the list of tarballs:
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# curl http://nix.cs.uu.nl/dist/tarballs/xorg/ | perl -e 'while (<>) { if (/href="([^"]*.bz2)"/) { print "$1\n"; }; }' > list
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use strict;
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my $baseURL = "http://nix.cs.uu.nl/dist/tarballs/xorg";
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my $tmpDir = "/tmp/xorg-unpack";
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my %pkgURLs;
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my %pkgHashes;
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my %pkgNames;
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my %pkgRequires;
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my %pcMap;
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$pcMap{"freetype2"} = "freetype";
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$pcMap{"fontconfig"} = "fontconfig";
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$pcMap{"libpng12"} = "libpng";
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$pcMap{"libdrm"} = "libdrm";
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while (<>) {
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chomp;
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my $tarball = "$baseURL/$_";
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print "DOING TARBALL $tarball\n\n";
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$tarball =~ /\/((?:(?:[A-Za-z0-9]|(?:-[^0-9])|(?:-[0-9]*[a-z]))+))[^\/]*$/;
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die unless defined $1;
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my $pkg = $1;
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$pkg =~ s/-//g;
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$pkgURLs{$pkg} = $tarball;
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# print "$pkg\n";
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my ($hash, $path) = `PRINT_PATH=1 QUIET=1 nix-prefetch-url '$tarball'`;
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chomp $hash;
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chomp $path;
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$pkgHashes{$pkg} = $hash;
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$tarball =~ /\/([^\/]*)\.tar\.bz2$/;
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$pkgNames{$pkg} = $1;
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print "\nunpacking $path\n";
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system "rm -rf '$tmpDir'";
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mkdir $tmpDir, 0700;
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system "cd '$tmpDir' && tar xvfj '$path'";
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die "cannot unpack `$path'" if $? != 0;
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print "\n";
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my $provides = `cd '$tmpDir'/* && ls *.pc.in`;
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my @provides2 = split '\n', $provides;
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print "PROVIDES @provides2\n\n";
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foreach my $pc (@provides2) {
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$pc =~ s/.pc.in//;
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die "collission with $pcMap{$pc}" if defined $pcMap{$pc};
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$pcMap{$pc} = $pkg;
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}
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my @requires = ();
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my %requires = ();
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open FOO, "cd '$tmpDir'/* && grep PKG_CHECK_MODULES configure.ac |";
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while (<FOO>) {
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if (/PKG_CHECK_MODULES\([^,]*,\s*\[?([^\),\]]*)/) {
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foreach my $req (split / /, $1) {
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next if $req eq ">=";
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next if $req =~ /^\$/;
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next if $req =~ /^[0-9]/;
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$req =~ s/\[//g;
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$req =~ s/\]//g;
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if (!defined $requires{$req}) {
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push @requires, $req;
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$requires{$req} = 1;
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}
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}
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}
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}
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print "REQUIRES @requires\n";
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$pkgRequires{$pkg} = \@requires;
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print "done\n";
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}
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print "\nWRITE OUT\n";
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open OUT, ">out";
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print OUT "";
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print OUT <<EOF;
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# This is a generated file. Do not edit!
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{ stdenv, fetchurl, pkgconfig, freetype, fontconfig
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, expat, libdrm, libpng
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}:
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rec {
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EOF
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foreach my $pkg (keys %pkgURLs) {
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print "$pkg\n";
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my $inputs = "";
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foreach my $req (@{$pkgRequires{$pkg}}) {
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if (defined $pcMap{$req}) {
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$inputs .= "$pcMap{$req} ";
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} else {
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print " NOT FOUND: $req\n";
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}
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}
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print OUT <<EOF
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$pkg = stdenv.mkDerivation {
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name = "$pkgNames{$pkg}";
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src = fetchurl {
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url = $pkgURLs{$pkg};
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md5 = "$pkgHashes{$pkg}";
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};
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buildInputs = [pkgconfig $inputs];
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};
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EOF
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}
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print OUT "}\n";
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close OUT;
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