lib: Fix #30902 on 18.03

lib/default.nix

@@ -47,7 +47,7 @@ let
     filesystem = callLibs ./filesystem.nix;
 
     # back-compat aliases
-    platforms = systems.doubles;
+    platforms = systems.forMeta;
 
     inherit (builtins) add addErrorContext attrNames
       concatLists deepSeq elem elemAt filter genericClosure genList

lib/meta.nix

@@ -67,4 +67,23 @@ rec {
   */
   hiPrioSet = set: mapDerivationAttrset hiPrio set;
 
+
+  /* Check to see if a platform is matched by the given `meta.platforms`
+     element.
+
+     A `meta.platform` pattern is either
+
+       1. (legacy) a system string.
+
+       2. (modern) a pattern for the platform `parsed` field.
+
+     We can inject these into a patten for the whole of a structured platform,
+     and then match that.
+  */
+  platformMatch = platform: elem: let
+      pattern =
+        if builtins.isString elem
+        then { system = elem; }
+        else { parsed = elem; };
+    in lib.matchAttrs pattern platform;
 }

lib/systems/default.nix

@@ -3,6 +3,7 @@
 
 rec {
   doubles = import ./doubles.nix { inherit lib; };
+  forMeta = import ./for-meta.nix { inherit lib; };
   parse = import ./parse.nix { inherit lib; };
   inspect = import ./inspect.nix { inherit lib; };
   platforms = import ./platforms.nix { inherit lib; };

lib/systems/doubles.nix

@@ -24,19 +24,20 @@ let
 in rec {
   inherit all;
 
-  allBut = platforms: lists.filter (x: !(builtins.elem x platforms)) all;
   none = [];
 
   arm     = filterDoubles predicates.isArm;
+  aarch64 = filterDoubles predicates.isAarch64;
+  x86     = filterDoubles predicates.isx86;
   i686    = filterDoubles predicates.isi686;
-  mips    = filterDoubles predicates.isMips;
   x86_64  = filterDoubles predicates.isx86_64;
+  mips    = filterDoubles predicates.isMips;
 
   cygwin  = filterDoubles predicates.isCygwin;
   darwin  = filterDoubles predicates.isDarwin;
   freebsd = filterDoubles predicates.isFreeBSD;
   # Should be better, but MinGW is unclear, and HURD is bit-rotted.
-  gnu     = filterDoubles (matchAttrs { kernel = parse.kernels.linux;  abi = parse.abis.gnu; });
+  gnu     = filterDoubles (matchAttrs { kernel = parse.kernels.linux; abi = parse.abis.gnu; });
   illumos = filterDoubles predicates.isSunOS;
   linux   = filterDoubles predicates.isLinux;
   netbsd  = filterDoubles predicates.isNetBSD;

lib/systems/for-meta.nix

@@ -0,0 +1,30 @@
+{ lib }:
+let
+  inherit (lib.systems) parse;
+  inherit (lib.systems.inspect) patterns;
+
+in rec {
+  all     = [ {} ]; # `{}` matches anything
+  none    = [];
+
+  arm     = [ patterns.isArm ];
+  aarch64 = [ patterns.isAarch64 ];
+  x86     = [ patterns.isx86 ];
+  i686    = [ patterns.isi686 ];
+  x86_64  = [ patterns.isx86_64 ];
+  mips    = [ patterns.isMips ];
+
+  cygwin  = [ patterns.isCygwin ];
+  darwin  = [ patterns.isDarwin ];
+  freebsd = [ patterns.isFreeBSD ];
+  # Should be better, but MinGW is unclear, and HURD is bit-rotted.
+  gnu     = [ { kernel = parse.kernels.linux; abi = parse.abis.gnu; } ];
+  illumos = [ patterns.isSunOS ];
+  linux   = [ patterns.isLinux ];
+  netbsd  = [ patterns.isNetBSD ];
+  openbsd = [ patterns.isOpenBSD ];
+  unix    = patterns.isUnix; # Actually a list
+  windows = [ patterns.isWindows ];
+
+  inherit (lib.systems.doubles) mesaPlatforms;
+}

lib/systems/inspect.nix

@@ -5,51 +5,49 @@ with lib.lists;
 
 rec {
   patterns = rec {
-    i686         = { cpu = cpuTypes.i686; };
-    x86_64       = { cpu = cpuTypes.x86_64; };
-    PowerPC      = { cpu = cpuTypes.powerpc; };
-    x86          = { cpu = { family = "x86"; }; };
-    Arm          = { cpu = { family = "arm"; }; };
-    Aarch64      = { cpu = { family = "aarch64"; }; };
-    Mips         = { cpu = { family = "mips"; }; };
-    RiscV        = { cpu = { family = "riscv"; }; };
-    Wasm         = { cpu = { family = "wasm"; }; };
-
-    "32bit"      = { cpu = { bits = 32; }; };
-    "64bit"      = { cpu = { bits = 64; }; };
-    BigEndian    = { cpu = { significantByte = significantBytes.bigEndian; }; };
-    LittleEndian = { cpu = { significantByte = significantBytes.littleEndian; }; };
-
-    BSD          = { kernel = { families = { inherit (kernelFamilies) bsd; }; }; };
-    Unix         = [ BSD Darwin Linux SunOS Hurd Cygwin ];
-
-    Darwin       = { kernel = kernels.darwin; };
-    Linux        = { kernel = kernels.linux; };
-    SunOS        = { kernel = kernels.solaris; };
-    FreeBSD      = { kernel = kernels.freebsd; };
-    Hurd         = { kernel = kernels.hurd; };
-    NetBSD       = { kernel = kernels.netbsd; };
-    OpenBSD      = { kernel = kernels.openbsd; };
-    Windows      = { kernel = kernels.windows; };
-    Cygwin       = { kernel = kernels.windows; abi = abis.cygnus; };
-    MinGW        = { kernel = kernels.windows; abi = abis.gnu; };
-
-    Android      = [ { abi = abis.android; } { abi = abis.androideabi; } ];
-    Musl         = with abis; map (a: { abi = a; }) [ musl musleabi musleabihf ];
-
-    Kexecable    = map (family: { kernel = kernels.linux; cpu.family = family; })
-                     [ "x86" "arm" "aarch64" "mips" ];
-    Efi          = map (family: { cpu.family = family; })
-                     [ "x86" "arm" "aarch64" ];
-    Seccomputable = map (family: { kernel = kernels.linux; cpu.family = family; })
-                      [ "x86" "arm" "aarch64" "mips" ];
+    isi686         = { cpu = cpuTypes.i686; };
+    isx86_64       = { cpu = cpuTypes.x86_64; };
+    isPowerPC      = { cpu = cpuTypes.powerpc; };
+    isx86          = { cpu = { family = "x86"; }; };
+    isArm          = { cpu = { family = "arm"; }; };
+    isAarch64      = { cpu = { family = "aarch64"; }; };
+    isMips         = { cpu = { family = "mips"; }; };
+    isRiscV        = { cpu = { family = "riscv"; }; };
+    isWasm         = { cpu = { family = "wasm"; }; };
+
+    is32bit        = { cpu = { bits = 32; }; };
+    is64bit        = { cpu = { bits = 64; }; };
+    isBigEndian    = { cpu = { significantByte = significantBytes.bigEndian; }; };
+    isLittleEndian = { cpu = { significantByte = significantBytes.littleEndian; }; };
+
+    isBSD          = { kernel = { families = { inherit (kernelFamilies) bsd; }; }; };
+    isUnix         = [ isBSD isDarwin isLinux isSunOS isHurd isCygwin ];
+
+    isDarwin       = { kernel = kernels.darwin; };
+    isLinux        = { kernel = kernels.linux; };
+    isSunOS        = { kernel = kernels.solaris; };
+    isFreeBSD      = { kernel = kernels.freebsd; };
+    isHurd         = { kernel = kernels.hurd; };
+    isNetBSD       = { kernel = kernels.netbsd; };
+    isOpenBSD      = { kernel = kernels.openbsd; };
+    isWindows      = { kernel = kernels.windows; };
+    isCygwin       = { kernel = kernels.windows; abi = abis.cygnus; };
+    isMinGW        = { kernel = kernels.windows; abi = abis.gnu; };
+
+    isAndroid      = [ { abi = abis.android; } { abi = abis.androideabi; } ];
+    isMusl         = with abis; map (a: { abi = a; }) [ musl musleabi musleabihf ];
+
+    isKexecable    = map (family: { kernel = kernels.linux; cpu.family = family; })
+                       [ "x86" "arm" "aarch64" "mips" ];
+    isEfi          = map (family: { cpu.family = family; })
+                       [ "x86" "arm" "aarch64" ];
+    isSeccomputable = map (family: { kernel = kernels.linux; cpu.family = family; })
+                        [ "x86" "arm" "aarch64" "mips" ];
   };
 
   matchAnyAttrs = patterns:
     if builtins.isList patterns then attrs: any (pattern: matchAttrs pattern attrs) patterns
     else matchAttrs patterns;
 
-  predicates = mapAttrs'
-    (name: value: nameValuePair ("is" + name) (matchAnyAttrs value))
-    patterns;
+  predicates = mapAttrs (_: matchAnyAttrs) patterns;
 }

nixos/release.nix

@@ -16,15 +16,14 @@ let
     inherit system;
   } // args);
 
-  # Note: only supportedSystems are considered.
-  callTestOnTheseSystems = systems: fn: args:
-    forTheseSystems
-      (intersectLists supportedSystems systems)
+  callTestOnMatchingSystems = systems: fn: args:
+    forMatchingSystems
+      systems
       (system: hydraJob (importTest fn args system));
-  callTest = callTestOnTheseSystems supportedSystems;
+  callTest = callTestOnMatchingSystems supportedSystems;
 
-  callSubTests = callSubTestsOnTheseSystems supportedSystems;
-  callSubTestsOnTheseSystems = systems: fn: args: let
+  callSubTests = callSubTestsOnMatchingSystems supportedSystems;
+  callSubTestsOnMatchingSystems = systems: fn: args: let
     discover = attrs: let
       subTests = filterAttrs (const (hasAttr "test")) attrs;
     in mapAttrs (const (t: hydraJob t.test)) subTests;
@@ -138,7 +137,7 @@ in rec {
   # Build the initial ramdisk so Hydra can keep track of its size over time.
   initialRamdisk = buildFromConfig ({ pkgs, ... }: { }) (config: config.system.build.initialRamdisk);
 
-  netboot = forTheseSystems [ "x86_64-linux" "aarch64-linux" ] (system: makeNetboot {
+  netboot = forMatchingSystems [ "x86_64-linux" "aarch64-linux" ] (system: makeNetboot {
     inherit system;
     modules = [
       ./modules/installer/netboot/netboot-minimal.nix
@@ -152,15 +151,15 @@ in rec {
     inherit system;
   });
 
-  iso_graphical = forTheseSystems [ "x86_64-linux" ] (system: makeIso {
+  iso_graphical = forMatchingSystems [ "x86_64-linux" ] (system: makeIso {
     module = ./modules/installer/cd-dvd/installation-cd-graphical-kde.nix;
     type = "graphical";
     inherit system;
   });
 
   # A variant with a more recent (but possibly less stable) kernel
   # that might support more hardware.
-  iso_minimal_new_kernel = forTheseSystems [ "x86_64-linux" ] (system: makeIso {
+  iso_minimal_new_kernel = forMatchingSystems [ "x86_64-linux" ] (system: makeIso {
     module = ./modules/installer/cd-dvd/installation-cd-minimal-new-kernel.nix;
     type = "minimal-new-kernel";
     inherit system;
@@ -172,7 +171,7 @@ in rec {
   });
 
   # A bootable VirtualBox virtual appliance as an OVA file (i.e. packaged OVF).
-  ova = forTheseSystems [ "x86_64-linux" ] (system:
+  ova = forMatchingSystems [ "x86_64-linux" ] (system:
 
     with import nixpkgs { inherit system; };
 
@@ -248,9 +247,9 @@ in rec {
   tests.boot-stage1 = callTest tests/boot-stage1.nix {};
   tests.borgbackup = callTest tests/borgbackup.nix {};
   tests.buildbot = callTest tests/buildbot.nix {};
-  tests.cadvisor = callTestOnTheseSystems ["x86_64-linux"] tests/cadvisor.nix {};
-  tests.ceph = callTestOnTheseSystems ["x86_64-linux"] tests/ceph.nix {};
-  tests.chromium = (callSubTestsOnTheseSystems ["x86_64-linux"] tests/chromium.nix {}).stable or {};
+  tests.cadvisor = callTestOnMatchingSystems ["x86_64-linux"] tests/cadvisor.nix {};
+  tests.ceph = callTestOnMatchingSystems ["x86_64-linux"] tests/ceph.nix {};
+  tests.chromium = (callSubTestsOnMatchingSystems ["x86_64-linux"] tests/chromium.nix {}).stable or {};
   tests.cjdns = callTest tests/cjdns.nix {};
   tests.cloud-init = callTest tests/cloud-init.nix {};
   tests.containers-ipv4 = callTest tests/containers-ipv4.nix {};
@@ -264,21 +263,21 @@ in rec {
   tests.containers-hosts = callTest tests/containers-hosts.nix {};
   tests.containers-macvlans = callTest tests/containers-macvlans.nix {};
   tests.couchdb = callTest tests/couchdb.nix {};
-  tests.docker = callTestOnTheseSystems ["x86_64-linux"] tests/docker.nix {};
-  tests.docker-tools = callTestOnTheseSystems ["x86_64-linux"] tests/docker-tools.nix {};
-  tests.docker-edge = callTestOnTheseSystems ["x86_64-linux"] tests/docker-edge.nix {};
+  tests.docker = callTestOnMatchingSystems ["x86_64-linux"] tests/docker.nix {};
+  tests.docker-tools = callTestOnMatchingSystems ["x86_64-linux"] tests/docker-tools.nix {};
+  tests.docker-edge = callTestOnMatchingSystems ["x86_64-linux"] tests/docker-edge.nix {};
   tests.dovecot = callTest tests/dovecot.nix {};
-  tests.dnscrypt-proxy = callTestOnTheseSystems ["x86_64-linux"] tests/dnscrypt-proxy.nix {};
+  tests.dnscrypt-proxy = callTestOnMatchingSystems ["x86_64-linux"] tests/dnscrypt-proxy.nix {};
   tests.ecryptfs = callTest tests/ecryptfs.nix {};
-  tests.etcd = callTestOnTheseSystems ["x86_64-linux"] tests/etcd.nix {};
-  tests.ec2-nixops = (callSubTestsOnTheseSystems ["x86_64-linux"] tests/ec2.nix {}).boot-ec2-nixops or {};
-  tests.ec2-config = (callSubTestsOnTheseSystems ["x86_64-linux"] tests/ec2.nix {}).boot-ec2-config or {};
-  tests.elk = callSubTestsOnTheseSystems ["x86_64-linux"] tests/elk.nix {};
+  tests.etcd = callTestOnMatchingSystems ["x86_64-linux"] tests/etcd.nix {};
+  tests.ec2-nixops = (callSubTestsOnMatchingSystems ["x86_64-linux"] tests/ec2.nix {}).boot-ec2-nixops or {};
+  tests.ec2-config = (callSubTestsOnMatchingSystems ["x86_64-linux"] tests/ec2.nix {}).boot-ec2-config or {};
+  tests.elk = callSubTestsOnMatchingSystems ["x86_64-linux"] tests/elk.nix {};
   tests.env = callTest tests/env.nix {};
   tests.ferm = callTest tests/ferm.nix {};
   tests.firefox = callTest tests/firefox.nix {};
   tests.firewall = callTest tests/firewall.nix {};
-  tests.fleet = callTestOnTheseSystems ["x86_64-linux"] tests/fleet.nix {};
+  tests.fleet = callTestOnMatchingSystems ["x86_64-linux"] tests/fleet.nix {};
   tests.fwupd = callTest tests/fwupd.nix {};
   #tests.gitlab = callTest tests/gitlab.nix {};
   tests.gitolite = callTest tests/gitolite.nix {};
@@ -311,7 +310,7 @@ in rec {
   tests.kernel-copperhead = callTest tests/kernel-copperhead.nix {};
   tests.kernel-latest = callTest tests/kernel-latest.nix {};
   tests.kernel-lts = callTest tests/kernel-lts.nix {};
-  tests.kubernetes = callSubTestsOnTheseSystems ["x86_64-linux"] tests/kubernetes/default.nix {};
+  tests.kubernetes = callSubTestsOnMatchingSystems ["x86_64-linux"] tests/kubernetes/default.nix {};
   tests.latestKernel.login = callTest tests/login.nix { latestKernel = true; };
   tests.ldap = callTest tests/ldap.nix {};
   #tests.lightdm = callTest tests/lightdm.nix {};
@@ -341,14 +340,14 @@ in rec {
   tests.nginx = callTest tests/nginx.nix { };
   tests.nghttpx = callTest tests/nghttpx.nix { };
   tests.nix-ssh-serve = callTest tests/nix-ssh-serve.nix { };
-  tests.novacomd = callTestOnTheseSystems ["x86_64-linux"] tests/novacomd.nix { };
+  tests.novacomd = callTestOnMatchingSystems ["x86_64-linux"] tests/novacomd.nix { };
   tests.leaps = callTest tests/leaps.nix { };
   tests.nsd = callTest tests/nsd.nix {};
   tests.openssh = callTest tests/openssh.nix {};
   tests.openldap = callTest tests/openldap.nix {};
   tests.owncloud = callTest tests/owncloud.nix {};
   tests.pam-oath-login = callTest tests/pam-oath-login.nix {};
-  #tests.panamax = callTestOnTheseSystems ["x86_64-linux"] tests/panamax.nix {};
+  #tests.panamax = callTestOnMatchingSystems ["x86_64-linux"] tests/panamax.nix {};
   tests.peerflix = callTest tests/peerflix.nix {};
   tests.php-pcre = callTest tests/php-pcre.nix {};
   tests.postgresql = callSubTests tests/postgresql.nix {};
@@ -382,7 +381,7 @@ in rec {
   tests.tomcat = callTest tests/tomcat.nix {};
   tests.udisks2 = callTest tests/udisks2.nix {};
   tests.vault = callTest tests/vault.nix {};
-  tests.virtualbox = callSubTestsOnTheseSystems ["x86_64-linux"] tests/virtualbox.nix {};
+  tests.virtualbox = callSubTestsOnMatchingSystems ["x86_64-linux"] tests/virtualbox.nix {};
   tests.wordpress = callTest tests/wordpress.nix {};
   tests.xfce = callTest tests/xfce.nix {};
   tests.xmonad = callTest tests/xmonad.nix {};

pkgs/applications/graphics/ahoviewer/default.nix

@@ -37,7 +37,9 @@ stdenv.mkDerivation rec {
     description = "A GTK2 image viewer, manga reader, and booru browser";
     maintainers = with maintainers; [ skrzyp xzfc ];
     license = licenses.mit;
-    platforms = platforms.allBut [ "darwin" "cygwin" ];
+    # Unintentionally not working on Darwin:
+    # https://github.com/ahodesuka/ahoviewer/issues/62
+    platforms = platforms.linux;
   };
 }
 

pkgs/applications/misc/robo3t/default.nix

@@ -58,7 +58,7 @@ stdenv.mkDerivation rec {
     mkdir -p $out/share/icons
     cp ${icon} $out/share/icons/robomongo.png
 
-    patchelf --set-interpreter ${stdenv.glibc}/lib/ld-linux-x86-64.so.2 $BASEDIR/bin/robo3t
+    patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux-x86-64.so.2 $BASEDIR/bin/robo3t
 
     mkdir $out/bin
 
@@ -70,7 +70,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = https://robomongo.org/;
     description = "Query GUI for mongodb";
-    platforms = stdenv.lib.intersectLists stdenv.lib.platforms.linux stdenv.lib.platforms.x86_64;
+    platforms = [ "x86_64-linux" ];
     license = stdenv.lib.licenses.gpl3;
     maintainers = [ stdenv.lib.maintainers.eperuffo ];
   };

pkgs/applications/networking/instant-messengers/pond/default.nix

@@ -2,7 +2,6 @@
   fetchgit, fetchhg, fetchbzr, fetchsvn }:
 
 let
-  isx86_64 = stdenv.lib.any (n: n == stdenv.system) stdenv.lib.platforms.x86_64;
   gui = true; # Might be implemented with nixpkgs config.
 in
 buildGoPackage rec {
@@ -22,11 +21,11 @@ buildGoPackage rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ trousers gtk3 gtkspell3 ]
-    ++ stdenv.lib.optional isx86_64 dclxvi
+    ++ stdenv.lib.optional stdenv.hostPlatform.isx86_64 dclxvi
     ++ stdenv.lib.optionals gui [ wrapGAppsHook ];
   buildFlags = stdenv.lib.optionalString (!gui) "-tags nogui";
   excludedPackages = "\\(appengine\\|bn256cgo\\)";
-  postPatch = stdenv.lib.optionalString isx86_64 ''
+  postPatch = stdenv.lib.optionalString stdenv.hostPlatform.isx86_64 ''
     grep -r 'bn256' | awk -F: '{print $1}' | xargs sed -i \
       -e "s,golang.org/x/crypto/bn256,github.com/agl/pond/bn256cgo,g" \
       -e "s,bn256\.,bn256cgo.,g"

pkgs/applications/window-managers/i3/lock-color.nix

@@ -34,6 +34,6 @@ stdenv.mkDerivation rec {
 
     # Needs the SSE2 instruction set. See upstream issue
     # https://github.com/chrjguill/i3lock-color/issues/44
-    platforms = platforms.i686 ++ platforms.x86_64;
+    platforms = platforms.x86;
   };
 }

pkgs/data/icons/numix-icon-theme-square/default.nix

@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
     description = "Numix icon theme (square version)";
     homepage = https://numixproject.org;
     license = licenses.gpl3;
-    platforms = with platforms; allBut darwin;
+    platforms = platforms.linux; # Maybe other non-darwin Unix
     maintainers = with maintainers; [ romildo ];
   };
 }