358 lines
10 KiB
Prolog
Executable file
358 lines
10 KiB
Prolog
Executable file
#!/usr/bin/env nix-shell
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#!nix-shell --pure --keep NIX_PATH -i perl -p cacert nix perl
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# Usage: manually update tarballs.list then run: ./generate-expr-from-tarballs.pl tarballs.list
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use strict;
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use warnings;
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use File::Basename;
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use File::Spec::Functions;
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use File::Temp;
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my %pkgURLs;
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my %pkgHashes;
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my %pkgNames;
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my %pkgVersions;
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my %pkgRequires;
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my %pkgNativeRequires;
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my %pcProvides;
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my %pcMap;
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my %extraAttrs;
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my @missingPCs = ("fontconfig", "libdrm", "libXaw", "zlib", "perl", "python3", "mkfontscale", "bdftopcf", "libxslt", "openssl", "gperf", "m4", "libinput", "libevdev", "mtdev", "xorgproto", "cairo", "gettext", "meson", "ninja", "wrapWithXFileSearchPathHook" );
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$pcMap{$_} = $_ foreach @missingPCs;
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$pcMap{"freetype2"} = "freetype";
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$pcMap{"libpng12"} = "libpng";
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$pcMap{"libpng"} = "libpng";
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$pcMap{"dbus-1"} = "dbus";
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$pcMap{"uuid"} = "libuuid";
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$pcMap{"libudev"} = "udev";
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$pcMap{"gl"} = "libGL";
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$pcMap{"GL"} = "libGL";
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$pcMap{"gbm"} = "mesa";
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$pcMap{"hwdata"} = "hwdata";
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$pcMap{"\$PIXMAN"} = "pixman";
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$pcMap{"\$RENDERPROTO"} = "xorgproto";
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$pcMap{"\$DRI3PROTO"} = "xorgproto";
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$pcMap{"\$DRI2PROTO"} = "xorgproto";
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$pcMap{"\${XKBMODULE}"} = "libxkbfile";
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my $downloadCache = "./download-cache";
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mkdir $downloadCache, 0755;
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while (<>) {
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chomp;
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my $tarball = "$_";
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print "\nDOING TARBALL $tarball\n";
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my $pkg;
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if ($tarball =~ s/:([a-zA-Z0-9_]+)$//) {
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$pkg = $1;
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} else {
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$tarball =~ /\/((?:(?:[A-Za-z0-9]|(?:-[^0-9])|(?:-[0-9]*[a-z]))+))[^\/]*$/;
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die unless defined $1;
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$pkg = $1;
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$pkg =~ s/(-|[a-f0-9]{40})//g; # Remove hyphen-minus and SHA-1
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#next unless $pkg eq "xcbutil";
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}
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$tarball =~ /\/([^\/]*)\.(tar\.(bz2|gz|xz)|tgz)$/;
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my $pkgName = $1;
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print " $pkg $pkgName\n";
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if (defined $pkgNames{$pkg}) {
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print " SKIPPING\n";
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next;
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}
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# Split by first occurrence of hyphen followed by only numbers, ends line, another hyphen follows, or SHA-1
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my ($name, $version) = split(/-(?=[.0-9]+(?:$|-)|[a-f0-9]{40})/, $pkgName, 2);
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$pkgURLs{$pkg} = $tarball;
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$pkgNames{$pkg} = $name;
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$pkgVersions{$pkg} = $version;
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my $cachePath = catdir($downloadCache, basename($tarball));
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my $hash;
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my $path;
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if (-e $cachePath) {
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$path = readlink($cachePath);
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$hash = `nix-hash --type sha256 --base32 --flat $cachePath`;
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}
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else {
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($hash, $path) = `PRINT_PATH=1 QUIET=1 nix-prefetch-url '$tarball'`;
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`nix-store --realise --add-root $cachePath --indirect $path`;
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}
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chomp $hash;
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chomp $path;
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$pkgHashes{$pkg} = $hash;
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print "\nunpacking $path\n";
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my $tmpDir = File::Temp->newdir();
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system "cd '$tmpDir' && tar xf '$path'";
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die "cannot unpack `$path'" if $? != 0;
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print "\n";
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my $pkgDir = `echo $tmpDir/*`;
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chomp $pkgDir;
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my $provides = `find $pkgDir -name "*.pc.in"`;
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my @provides2 = split '\n', $provides;
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my @requires = ();
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my @nativeRequires = ();
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foreach my $pcFile (@provides2) {
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my $pc = $pcFile;
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$pc =~ s/.*\///;
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$pc =~ s/.pc.in//;
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push @{$pcProvides{$pkg}}, $pc;
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print "PROVIDES $pc\n";
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die "collision with $pcMap{$pc}" if defined $pcMap{$pc};
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$pcMap{$pc} = $pkg;
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open FOO, "<$pcFile" or die;
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while (<FOO>) {
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if (/Requires:(.*)/) {
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my @reqs = split ' ', $1;
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foreach my $req (@reqs) {
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next unless $req =~ /^[a-z]+$/;
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print "REQUIRE (from $pc): $req\n";
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push @requires, $req;
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}
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}
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}
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close FOO;
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}
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my $file;
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{
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local $/;
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open FOO, "cd '$tmpDir'/* && grep -v '^ *#' configure.ac |";
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$file = <FOO>;
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close FOO;
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}
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if ($file =~ /XAW_CHECK_XPRINT_SUPPORT/) {
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push @requires, "libXaw";
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}
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if ($file =~ /zlib is required/ || $file =~ /AC_CHECK_LIB\(z\,/) {
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push @requires, "zlib";
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}
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if ($file =~ /Perl is required/) {
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push @requires, "perl";
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}
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if ($file =~ /AC_PATH_PROG\(BDFTOPCF/) {
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push @nativeRequires, "bdftopcf";
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}
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if ($file =~ /AC_PATH_PROG\(MKFONTSCALE/ || $file =~ /XORG_FONT_REQUIRED_PROG\(MKFONTSCALE/) {
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push @nativeRequires, "mkfontscale";
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}
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if ($file =~ /AC_PATH_PROG\(MKFONTDIR/) {
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push @nativeRequires, "mkfontscale";
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}
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if ($file =~ /AM_PATH_PYTHON/) {
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push @nativeRequires, "python3";
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}
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if ($file =~ /AC_PATH_PROG\(FCCACHE/) {
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# Don't run fc-cache.
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die if defined $extraAttrs{$pkg};
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push @{$extraAttrs{$pkg}}, "preInstall = \"installFlags=(FCCACHE=true)\";";
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}
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my $isFont;
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if ($file =~ /XORG_FONT_BDF_UTILS/) {
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push @nativeRequires, "bdftopcf", "mkfontscale";
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$isFont = 1;
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}
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if ($file =~ /XORG_FONT_SCALED_UTILS/) {
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push @nativeRequires, "mkfontscale";
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$isFont = 1;
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}
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if ($file =~ /XORG_FONT_UCS2ANY/) {
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push @nativeRequires, "fontutil", "mkfontscale";
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$isFont = 1;
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}
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if ($isFont) {
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push @requires, "fontutil";
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push @{$extraAttrs{$pkg}}, "configureFlags = [ \"--with-fontrootdir=\$(out)/lib/X11/fonts\" ];";
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push @{$extraAttrs{$pkg}}, "postPatch = ''substituteInPlace configure --replace 'MAPFILES_PATH=`pkg-config' 'MAPFILES_PATH=`\$PKG_CONFIG' '';";
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}
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if (@@ = glob("$tmpDir/*/app-defaults/")) {
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push @nativeRequires, "wrapWithXFileSearchPathHook";
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}
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sub process {
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my $requires = shift;
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my $s = shift;
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$s =~ s/\[/\ /g;
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$s =~ s/\]/\ /g;
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$s =~ s/\,/\ /g;
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foreach my $req (split / /, $s) {
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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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next if $req =~ /^\s*$/;
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next if $req eq '$REQUIRED_MODULES';
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next if $req eq '$REQUIRED_LIBS';
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next if $req eq '$XDMCP_MODULES';
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next if $req eq '$XORG_MODULES';
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print "REQUIRE: $req\n";
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push @{$requires}, $req;
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}
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}
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#process \@requires, $1 while $file =~ /PKG_CHECK_MODULES\([^,]*,\s*[\[]?([^\)\[]*)/g;
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process \@requires, $1 while $file =~ /PKG_CHECK_MODULES\([^,]*,([^\)\,]*)/g;
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process \@requires, $1 while $file =~ /AC_SEARCH_LIBS\([^,]*,([^\)\,]*)/g;
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process \@requires, $1 while $file =~ /MODULES=\"(.*)\"/g;
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process \@requires, $1 while $file =~ /REQUIRED_LIBS=\"(.*)\"/g;
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process \@requires, $1 while $file =~ /REQUIRED_MODULES=\"(.*)\"/g;
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process \@requires, $1 while $file =~ /REQUIRES=\"(.*)\"/g;
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process \@requires, $1 while $file =~ /X11_REQUIRES=\'(.*)\'/g;
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process \@requires, $1 while $file =~ /XDMCP_MODULES=\"(.*)\"/g;
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process \@requires, $1 while $file =~ /XORG_MODULES=\"(.*)\"/g;
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process \@requires, $1 while $file =~ /NEEDED=\"(.*)\"/g;
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process \@requires, $1 while $file =~ /ivo_requires=\"(.*)\"/g;
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process \@requires, $1 while $file =~ /XORG_DRIVER_CHECK_EXT\([^,]*,([^\)]*)\)/g;
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push @nativeRequires, "gettext" if $file =~ /USE_GETTEXT/;
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push @requires, "libxslt" if $pkg =~ /libxcb/;
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push @nativeRequires, "meson", "ninja" if $pkg =~ /libxcvt/;
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push @nativeRequires, "m4" if $pkg =~ /xcbutil/;
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push @requires, "gperf", "xorgproto" if $pkg =~ /xcbutil/;
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print "REQUIRES $pkg => @requires\n";
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print "NATIVE_REQUIRES $pkg => @nativeRequires\n";
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$pkgRequires{$pkg} = \@requires;
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$pkgNativeRequires{$pkg} = \@nativeRequires;
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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, ">default.nix";
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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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{ lib, pixman }:
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self: with self; {
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inherit pixman;
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EOF
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foreach my $pkg (sort (keys %pkgURLs)) {
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print "$pkg\n";
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my %nativeRequires = ();
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my @nativeBuildInputs;
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foreach my $req (sort @{$pkgNativeRequires{$pkg}}) {
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if (defined $pcMap{$req}) {
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# Some packages have .pc that depends on itself.
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next if $pcMap{$req} eq $pkg;
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if (!defined $nativeRequires{$pcMap{$req}}) {
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push @nativeBuildInputs, $pcMap{$req};
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$nativeRequires{$pcMap{$req}} = 1;
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}
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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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my %requires = ();
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my @buildInputs;
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foreach my $req (sort @{$pkgRequires{$pkg}}) {
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if (defined $pcMap{$req}) {
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# Some packages have .pc that depends on itself.
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next if $pcMap{$req} eq $pkg;
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if (!defined $requires{$pcMap{$req}}) {
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push @buildInputs, $pcMap{$req};
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$requires{$pcMap{$req}} = 1;
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}
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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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my $nativeBuildInputsStr = join "", map { $_ . " " } @nativeBuildInputs;
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my $buildInputsStr = join "", map { $_ . " " } @buildInputs;
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sub uniq {
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my %seen;
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my @res = ();
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foreach my $s (@_) {
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if (!defined $seen{$s}) {
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$seen{$s} = 1;
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push @res, $s;
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}
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}
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return @res;
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}
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my @arguments = @buildInputs;
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push @arguments, @nativeBuildInputs;
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unshift @arguments, "stdenv", "pkg-config", "fetchurl";
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my $argumentsStr = join ", ", uniq @arguments;
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my $extraAttrsStr = "";
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if (defined $extraAttrs{$pkg}) {
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$extraAttrsStr = join "", map { "\n " . $_ } @{$extraAttrs{$pkg}};
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}
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my $pcProvidesStr = "";
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if (defined $pcProvides{$pkg}) {
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$pcProvidesStr = join "", map { "\"" . $_ . "\" " } (sort @{$pcProvides{$pkg}});
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}
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print OUT <<EOF
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# THIS IS A GENERATED FILE. DO NOT EDIT!
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$pkg = callPackage ({ $argumentsStr, testers }: stdenv.mkDerivation (finalAttrs: {
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pname = "$pkgNames{$pkg}";
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version = "$pkgVersions{$pkg}";
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builder = ./builder.sh;
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src = fetchurl {
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url = "$pkgURLs{$pkg}";
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sha256 = "$pkgHashes{$pkg}";
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};
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hardeningDisable = [ "bindnow" "relro" ];
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strictDeps = true;
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nativeBuildInputs = [ pkg-config $nativeBuildInputsStr];
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buildInputs = [ $buildInputsStr];$extraAttrsStr
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passthru.tests.pkg-config = testers.testMetaPkgConfig finalAttrs.finalPackage;
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meta = {
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pkgConfigModules = [ $pcProvidesStr];
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platforms = lib.platforms.unix;
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};
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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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