adoptadopt modular-nixos to stringsWithDeps changes in nixpkgs.

You can boot again. Also simplified some small code pieces

svn path=/nixos/branches/modular-nixos/; revision=15668

etc/default.nix

@@ -229,8 +229,6 @@ in
 let
   inherit (pkgs.stringsWithDeps) noDepEntry fullDepEntry packEntry;
 
-  activateLib = config.system.activationScripts.lib;
-
   copyScript = {source, target, mode ? "644", own ? "root.root"}:
     assert target != "nixos"; ''
     source="${source}"
@@ -295,9 +293,9 @@ in
             fi
         done
       '' [
-        activateLib.systemConfig
-        activateLib.defaultPath # path to cp, chmod, chown
-        activateLib.stdio
+        "systemConfig"
+        "defaultPath" # path to cp, chmod, chown
+        "stdio"
       ];
     };
   };

system/activate-configuration.nix

@@ -4,24 +4,15 @@
 let
   inherit (pkgs.stringsWithDeps) textClosureMap noDepEntry;
   inherit (pkgs.lib) mkOption mergeTypedOption mergeAttrs mapRecordFlatten
-    mapAttrs addErrorContext fold id;
+    mapAttrs addErrorContext fold id filter;
+  inherit (builtins) attrNames;
 
-  textClosure = steps:
-    textClosureMap id steps (
-       [(noDepEntry "#!/bin/sh")]
-    ++ (mapRecordFlatten (a: v: v) steps)
-    );
-
-  aggregateScripts = name: steps:
-    pkgs.writeScript name (textClosure steps);
-
-  addAttributeName = mapAttrs (a: v: {
+  addAttributeName = mapAttrs (a: v: v // {
       text = ''
-        #### ${a} begin
+        #### actionScripts snippet ${a} :
+        #    ========================================
         ${v.text}
-        #### ${a} end
       '';
-      inherit (v) deps;
     });
 in
 
@@ -47,9 +38,15 @@ in
       '';
       merge = mergeTypedOption "script" builtins.isAttrs (fold mergeAttrs {});
       apply = set:
-        let lib = addAttributeName set; in {
-        inherit lib; # used to fetch dependencies.
-        script = aggregateScripts "activationScript" lib;
+        let withHeadlines = addAttributeName set;
+            activateLib = removeAttrs withHeadlines ["activate"];
+            activateLibNames = attrNames activateLib;
+        in {
+        script = pkgs.writeScript "activationScript"
+          ("#!/bin/sh\n"
+           + textClosureMap id activateLib activateLibNames + "\n"
+             # make sure that the activate snippet is added last.
+           + withHeadlines.activate.text);
       };
     };
   };

system/system-options.nix

@@ -76,7 +76,6 @@ let
   inherit (pkgs.stringsWithDeps) noDepEntry fullDepEntry packEntry;
   inherit (pkgs.lib) mapRecordFlatten;
 
-  activateLib = config.system.activationScripts.lib;
 in
 
 {
@@ -120,7 +119,7 @@ in
         ln -sfn /proc/self/fd/1 /dev/stdout
         ln -sfn /proc/self/fd/2 /dev/stderr
       '' [
-        activateLib.defaultPath # path to ln
+        "defaultPath" # path to ln
       ];
 
       binsh = fullDepEntry ''
@@ -129,8 +128,8 @@ in
         mkdir -m 0755 -p $mountPoint/bin
         ln -sfn ${config.system.build.binsh}/bin/sh $mountPoint/bin/sh
       '' [
-        activateLib.defaultPath # path to ln & mkdir
-        activateLib.stdio # ?
+        "defaultPath" # path to ln & mkdir
+        "stdio" # ?
       ];
 
       modprobe = fullDepEntry ''
@@ -169,7 +168,7 @@ in
         # Empty, read-only home directory of many system accounts.
         mkdir -m 0555 -p /var/empty
       '' [
-        activateLib.defaultPath # path to mkdir & touch & chmod
+        "defaultPath" # path to mkdir & touch & chmod
       ];
 
       rootPasswd = fullDepEntry ''
@@ -187,8 +186,8 @@ in
             echo | passwd --stdin root
         fi
       '' [
-        activateLib.defaultPath # path to touch & passwd
-        activateLib.etc # for /etc
+        "defaultPath" # path to touch & passwd
+        "etc" # for /etc
         # ?
       ];
 
@@ -216,16 +215,14 @@ in
         ln -sf /nix/var/nix/profiles /nix/var/nix/gcroots/
         ln -sf /nix/var/nix/manifests /nix/var/nix/gcroots/
       '' [
-        activateLib.defaultPath
-        activateLib.etc # /etc/nix.conf
-        activateLib.users # nixbld group
+        "defaultPath"
+        "etc" # /etc/nix.conf
+        "users" # nixbld group
       ];
 
       path = fullDepEntry ''
         PATH=${config.system.path}/bin:${config.system.path}/sbin:$PATH
-      '' [
-        activateLib.defaultPath
-      ];
+      '' [ "defaultPath" ];
 
       setuid =
         let
@@ -279,10 +276,7 @@ in
         ${adjustSetuidOwner}
 
         PATH="$save_PATH"
-      '' [
-        activateLib.path
-        activateLib.users
-      ];
+      '' [ "path" "users" ];
 
       hostname = fullDepEntry ''
         # Set the host name.  Don't clear it if it's not configured in the
@@ -296,13 +290,11 @@ in
               hostname ""
             fi
         ''}
-      '' [
-        activateLib.path
-      ];
+      '' [ "path" ];
 
-      # The activation have to be done at the end.  Therefore, this entry
-      # depends on all scripts declared in the activation library.
-      activate = fullDepEntry ''
+      # The activation has to be done at the end. This is forced at the apply
+      # function of activationScripts option
+      activate = noDepEntry ''
         # Make this configuration the current configuration.
         # The readlink is there to ensure that when $systemConfig = /system
         # (which is a symlink to the store), /var/run/current-system is still
@@ -310,11 +302,8 @@ in
         ln -sfn "$(readlink -f "$systemConfig")" /var/run/current-system
 
         # Prevent the current configuration from being garbage-collected.
-        ln -sfn /var/run/current-system /nix/var/nix/gcroots/current-system
-      '' (mapRecordFlatten (a: v: v)
-        # should be removed if this does not cause an infinite recursion.
-        (activateLib // { activate = { text = ""; deps = []; }; })
-      );
+       ln -sfn /var/run/current-system /nix/var/nix/gcroots/current-system
+      '';
     };
   };
 }

system/users-groups.nix

@@ -142,8 +142,6 @@ in
 let
   inherit (pkgs.stringsWithDeps) fullDepEntry;
 
-  activateLib = config.system.activationScripts.lib;
-
   # keep this extra file so that cat can be used to pass special chars such as "`" which is used in the avahi daemon
   usersFile = pkgs.writeText "users" (concatStringsSep "\n" (map serializedUser users));
 in
@@ -202,9 +200,7 @@ in
                     --shell "$shell"
             fi
         done
-      '' [
-        activateLib.groups
-      ];
+      '' [ "groups" ];
 
       groups = fullDepEntry ''
         while true; do
@@ -227,12 +223,7 @@ in
         done <<EndOfGroupList
         ${concatStringsSep "\n" (map serializedGroup groups)}
         EndOfGroupList
-      '' [
-        activateLib.rootPasswd
-        activateLib.binsh
-        activateLib.etc
-        activateLib.var
-      ];
+      '' [ "rootPasswd" "binsh" "etc" "var" ];
 
     };
   };