nixpkgs/pkgs/servers/x11/xorg/generate-expr-from-tarballs.pl

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#! /usr/bin/perl -w
# Typical command to generate the list of tarballs:
# export i="http://mirror.switch.ch/ftp/mirror/X11/pub/X11R7.2/src/everything/"; curl $i | perl -e 'while (<>) { if (/href="([^"]*.bz2)"/) { print "$ENV{'i'}$1\n"; }; }' > tarballs
# manually added xcb tarballs from http://xcb.freedesktop.org/dist/
# then run: perl ./generate-expr-from-tarballs.pl < tarballs
use strict;
my $tmpDir = "/tmp/xorg-unpack";
my $version = "X11R7"; # will be removed from package names
my $version2 = "X11R7\\.\\d"; # will be removed from package names
my %pkgURLs;
my %pkgHashes;
my %pkgNames;
my %pkgRequires;
my %pcMap;
my %extraAttrs;
$pcMap{"freetype2"} = "freetype";
$pcMap{"fontconfig"} = "fontconfig";
$pcMap{"libpng12"} = "libpng";
$pcMap{"libdrm"} = "libdrm";
$pcMap{"libXaw"} = "libXaw";
$pcMap{"zlib"} = "zlib";
$pcMap{"perl"} = "perl";
$pcMap{"mesa"} = "mesa";
$pcMap{"mkfontscale"} = "mkfontscale";
$pcMap{"mkfontdir"} = "mkfontdir";
$pcMap{"bdftopcf"} = "bdftopcf";
$pcMap{"libxslt"} = "libxslt";
$extraAttrs{"xorgserver"} = " mesaSrc = mesa.src; x11BuildHook = ./xorgserver.sh; ";
$extraAttrs{"imake"} = " inherit xorgcffiles; x11BuildHook = ./imake.sh; patches = [./imake.patch]; ";
$extraAttrs{"fontmiscmisc"} = " postInstall = \"ln -s \${fontalias}/lib/X11/fonts/misc/fonts.alias \$out/lib/X11/fonts/misc/fonts.alias\"; ";
$extraAttrs{"mkfontdir"} = " preBuild = \"substituteInPlace mkfontdir.cpp --replace BINDIR \${mkfontscale}/bin\"; ";
if (-e "cache") {
open CACHE, "<cache";
while (<CACHE>) {
/^(\S+)\s+(\S+)$/ or die;
$pkgHashes{$1} = $2;
}
close CACHE;
}
while (<>) {
chomp;
my $tarball = "$_";
print "\nDOING TARBALL $tarball\n";
$tarball =~ /\/((?:(?:[A-Za-z0-9]|(?:-[^0-9])|(?:-[0-9]*[a-z]))+))[^\/]*$/;
die unless defined $1;
my $pkg = $1;
$pkg =~ s/-//g;
# next unless $pkg eq "xorgserverX11R7";
# print "$pkg\n";
$pkg =~ s/$version//g if $version ne "";
$tarball =~ /\/([^\/]*)\.tar\.bz2$/;
my $pkgName = $1;
$pkgName =~ s/-$version2//g if $version2 ne "";
print " $pkg $pkgName\n";
if (defined $pkgNames{$pkg}) {
print " SKIPPING\n";
next;
}
$pkgURLs{$pkg} = $tarball;
$pkgNames{$pkg} = $pkgName;
my $maybeHash = $pkgHashes{$pkg};
$maybeHash = "" unless defined $maybeHash;
my ($hash, $path) = `PRINT_PATH=1 QUIET=1 nix-prefetch-url '$tarball' $maybeHash`;
chomp $hash;
chomp $path;
if (!defined $pkgHashes{$pkg}) {
open CACHE, ">>cache";
print CACHE "$pkg $hash\n";
close CACHE;
}
$pkgHashes{$pkg} = $hash;
print "\nunpacking $path\n";
system "rm -rf '$tmpDir'";
mkdir $tmpDir, 0700;
system "cd '$tmpDir' && tar xfj '$path'";
die "cannot unpack `$path'" if $? != 0;
print "\n";
my $provides = `cd '$tmpDir'/* && ls *.pc.in`;
my @provides2 = split '\n', $provides;
print "PROVIDES @provides2\n\n";
foreach my $pc (@provides2) {
$pc =~ s/.pc.in//;
die "collission with $pcMap{$pc}" if defined $pcMap{$pc};
$pcMap{$pc} = $pkg;
}
my @requires = ();
my $file;
{
local $/;
open FOO, "cd '$tmpDir'/* && cat configure.ac |";
$file = <FOO>;
close FOO;
}
if ($file =~ /XAW_CHECK_XPRINT_SUPPORT/) {
push @requires, "libXaw";
}
if ($file =~ /zlib is required/ || $file =~ /AC_CHECK_LIB\(z\,/) {
push @requires, "zlib";
}
if ($file =~ /Perl is required/) {
push @requires, "perl";
}
if ($file =~ /AC_PATH_PROG\(BDFTOPCF/) {
push @requires, "bdftopcf";
}
if ($file =~ /AC_PATH_PROG\(MKFONTSCALE/) {
push @requires, "mkfontscale";
}
if ($file =~ /AC_PATH_PROG\(MKFONTDIR/) {
push @requires, "mkfontdir";
}
sub process {
my $requires = shift;
my $s = shift;
print "LOOK IN $s\n";
$s =~ s/\[/\ /g;
$s =~ s/\]/\ /g;
$s =~ s/\,/\ /g;
print "AFTER $s\n";
foreach my $req (split / /, $s) {
next if $req eq ">=";
next if $req =~ /^\$/;
next if $req =~ /^[0-9]/;
next if $req =~ /^\s*$/;
print "REQUIRE: $req\n";
push @{$requires}, $req;
}
}
process \@requires, $1 while $file =~ /PKG_CHECK_MODULES\([^,]*,([^\)]*)/g;
process \@requires, $1 while $file =~ /MODULES=\"(.*)\"/g;
process \@requires, $1 while $file =~ /REQUIRED_LIBS=\"(.*)\"/g;
process \@requires, $1 while $file =~ /REQUIRES=\"(.*)\"/g;
process \@requires, $1 while $file =~ /NEEDED=\"(.*)\"/g;
process \@requires, $1 while $file =~ /XORG_DRIVER_CHECK_EXT\([^,]*,([^\)]*)\)/g;
#push @requires, "mesa" if $pkg =~ /xorgserver/ or $pkg =~ /xf86videoi810/;
push @requires, "glproto" if $pkg =~ /xf86videoi810/;
push @requires, "zlib" if $pkg =~ /xorgserver/;
push @requires, "libxslt" if $pkg =~ /libxcb/;
print "REQUIRES @requires => $pkg\n";
$pkgRequires{$pkg} = \@requires;
print "done\n";
}
print "\nWRITE OUT\n";
open OUT, ">default2.nix";
print OUT "";
print OUT <<EOF;
# This is a generated file. Do not edit!
{ stdenv, fetchurl, pkgconfig, freetype, fontconfig
, libxslt, expat, libdrm, libpng, zlib, perl, mesa
}:
rec {
EOF
foreach my $pkg (sort (keys %pkgURLs)) {
print "$pkg\n";
my %requires = ();
my $inputs = "";
foreach my $req (sort @{$pkgRequires{$pkg}}) {
if (defined $pcMap{$req}) {
if (!defined $requires{$pcMap{$req}}) {
$inputs .= "$pcMap{$req} ";
$requires{$pcMap{$req}} = 1;
}
} else {
print " NOT FOUND: $req\n";
}
}
my $extraAttrs = $extraAttrs{"$pkg"};
$extraAttrs = "" unless defined $extraAttrs;
print OUT <<EOF
$pkg = (stdenv.mkDerivation {
name = "$pkgNames{$pkg}";
builder = ./builder.sh;
src = fetchurl {
url = $pkgURLs{$pkg};
sha256 = "$pkgHashes{$pkg}";
};
buildInputs = [pkgconfig $inputs];$extraAttrs
}) // {inherit $inputs;};
EOF
}
print OUT "}\n";
close OUT;