replace shell.nix by skeleton from much[1]

[1]: http://cgit.krebsco.de/much

3 files changed, 41 insertions, 34 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c9d712d
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+*.hi
+*.o
+.graveyard
+/dist
+/shell.nix
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..869ee4f
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,36 @@
+
+define newline
+
+
+endef
+
+shell-quote = '$(subst $(newline),'\$(newline)',$(subst ','\'',$(1)))'
+
+
+ifdef nixpkgs
+  override nixpkgs := $(call shell-quote,$(nixpkgs))
+else
+  nixpkgs = 'import <stockholm>'
+endif
+
+.PHONY: _default
+_default: ghci
+
+.PHONY: clean
+clean:
+	@find * -type f \( -name \*.o -o -name \*.hi \) -exec rm -v \{\} \;
+
+.PHONY: ghci
+ghci: shell.nix
+	nix-shell --arg nixpkgs $(nixpkgs) --command 'exec ghci -Wall -fobject-code'
+
+.PHONY: install
+install:
+	$(error to install run "make result && nix-env -i ./result")
+
+.PHONY: result
+result: shell.nix
+	nix-build --arg nixpkgs $(nixpkgs) ./shell.nix
+
+shell.nix: $(wildcard *.cabal)
+	cabal2nix --shell . > $@
diff --git a/shell.nix b/shell.nix
deleted file mode 100644
index 1e27f23..0000000
--- a/shell.nix
+++ /dev/null
@@ -1,34 +0,0 @@
-
-let
-  pname = "news";
-  version = "1";
-
-  pkgs = nixpkgs // extrapkgs;
-  nixpkgs = import <nixpkgs> {};
-  extrapkgs = {
-  };
-  hsPkgs = pkgs.haskellPackages;
-  hsEnv = hsPkgs.ghcWithPackages (_hsPkgs: with _hsPkgs;
-    [
-      irc
-      irc-client
-      feed
-      split
-      warp
-      wai-util
-    ]);
-in
-
-pkgs.myEnvFun {
-  name = "${pname}-${version}";
-
-  buildInputs = with pkgs; [
-    hsEnv
-  ];
-
-  extraCmds = with pkgs; ''
-    $(grep export ${hsEnv.outPath}/bin/ghc)
-  '';
-}
-
-# vim: set fdm=marker :