From fb8be5838adfe58fc5d13235ac82022cbdb8f6e4 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Sun, 12 Jun 2016 13:53:23 +0200
Subject: writeFiles: init

---
 krebs/5pkgs/builders.nix | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'krebs')

diff --git a/krebs/5pkgs/builders.nix b/krebs/5pkgs/builders.nix
index f60bbc9d0..8ba0ab5a7 100644
--- a/krebs/5pkgs/builders.nix
+++ b/krebs/5pkgs/builders.nix
@@ -81,6 +81,26 @@ rec {
     mv "$textPath" $out
   '';
 
+  writeFiles = name: specs0:
+  let
+    specs = mapAttrsToList (path: spec0: {
+      path = assert types.pathname.check path; path;
+      var = "file_${hashString "sha1" path}";
+      text = spec0.text;
+    }) specs0;
+
+    filevars = genAttrs' specs (spec: nameValuePair spec.var spec.text);
+
+    env = filevars // { passAsFile = attrNames filevars; };
+  in
+    pkgs.runCommand name env /* sh */ ''
+      set -efu
+      PATH=${makeBinPath [pkgs.coreutils]}
+      ${concatMapStrings (spec: /* sh */ ''
+        install -D ''$${spec.var}Path $out${spec.path}
+      '') specs}
+    '';
+
   writeHaskell =
     k:
     let
-- 
cgit v1.2.3