org & nix flake, mod for local dev (D related)

- for local dev using newer versions of things D
  related

1 files changed, 33 insertions, 1 deletions

diff --git a/org/config_nix.org b/org/config_nix.org
index 9c68f88..b01a5e5 100644
--- a/org/config_nix.org
+++ b/org/config_nix.org
@@ -88,7 +88,7 @@ export SpineSQLdb='spine.search.db'
 #+BEGIN_SRC nix
 {
   description                  = "a sisu like parser & document generator";
-  inputs.nixpkgs.url           = "github:NixOS/nixpkgs/nixpkgs-unstable"; # "github:nixos/nixpkgs"; "github:NixOS/nixpkgs/nixpkgs-unstable"; "nixpkgs/nixos-unstable"; "nixpkgs/nixos-21.11";
+  inputs.nixpkgs.url           = "<<nixpkgs_url>>";
   inputs.flake-utils.url       = "github:numtide/flake-utils";
   outputs = { self, nixpkgs, flake-utils } @inputs:
     let
@@ -330,6 +330,16 @@ export SpineSQLdb='spine.search.db'
 }
 #+END_SRC
 
+#+BEGIN_SRC nix
+pname                    = "spine";
+version                  = "<<spine_version_set>>";
+shell                    = ./shell.nix; # ./default.nix;
+devEnv                   = ./.envrc; # ./shell.nix; # ./default.nix;
+supportedSystems         = [ "x86_64-linux" ]; # [ "x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin" ];
+forAllSystems            = nixpkgs.lib.genAttrs supportedSystems;
+nixpkgsFor               = forAllSystems (system: import nixpkgs { inherit system;  }); # nixpkgs instantiated for supported system types.
+#+END_SRC
+
 *** flake :flake:
 **** notes?
 
@@ -1065,6 +1075,28 @@ git
 #+END_SRC
 
 ** variables
+*** nixpkgs path
+**** selected
+
+#+NAME: nixpkgs_url
+#+BEGIN_SRC sh
+<<nixpkgs_url_github>>
+#+END_SRC
+
+**** github official
+
+#+NAME: nixpkgs_url_github
+#+BEGIN_SRC sh
+github:NixOS/nixpkgs/nixpkgs-unstable
+#+END_SRC
+
+**** localhost
+
+#+NAME: nixpkgs_url_local
+#+BEGIN_SRC sh
+/srv/nix/nixpkgs
+#+END_SRC
+
 *** spine version SET VERSION :version:set:project:
 
 #+NAME: spine_version_set