Pin nixpkgs to latest 18.09.

pnas · Apr 8, 2019 · 0fa8e1f · 0fa8e1f
1 parent 2cff1c7
commit 0fa8e1f
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Showing 3 changed files with 13 additions and 2 deletions.
diff --git a/default.nix b/default.nix
@@ -1,4 +1,6 @@
-{ nixpkgs ? import <nixpkgs> {}, compiler ? "default" }:
+{ nixpkgs ? import ./nix/nixpkgs.nix
+, compiler ? "default"
+}:
 
 let
   inherit (nixpkgs) pkgs;

diff --git a/nix/nixpkgs.nix b/nix/nixpkgs.nix
@@ -0,0 +1,7 @@
+import (builtins.fetchGit {
+  # Descriptive name to make the store path easier to identify
+  name = "nixos-18.09-2019-04-08";
+  url = https://github.com/nixos/nixpkgs;
+  # `git ls-remote https://github.com/nixos/nixpkgs-channels nixos-18.09`
+  rev = "222950952f15f6b1e9f036b80440b597f23e652d";
+}) {}
diff --git a/shell.nix b/shell.nix
@@ -1,4 +1,6 @@
-{ nixpkgs ? import <nixpkgs> {}, compiler ? "default"}:
+{ nixpkgs ? import ./nix/nixpkgs.nix
+, compiler ? "default"
+}:
 let
   inherit (nixpkgs) pkgs;
   drv = import ./default.nix { inherit nixpkgs compiler; };