build: Use stdenv from llvmPackages

This patch updates the flake to use llvmPackages.stdenv rather than the
default pkgs.stdenv. This fixes an issue on MacOS where the ASAN runtime
library isn't found. I have no idea why.

2 files changed, 12 insertions, 6 deletions

diff --git a/Makefile b/Makefile
index 90d321d..7520811 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 .POSIX:
 .PHONY:  all install uninstall clean
 
-CC     := cc
+CC     ?= cc
 CFLAGS := -W -O $(shell pkg-config --cflags libgit2)
 CFLAGS += -g3 -O0 -fsanitize=address,undefined -fsanitize-trap
 CFLAGS += -Wall -Wextra -Wconversion -Wdouble-promotion \
diff --git a/flake.nix b/flake.nix
index 24c60a1..1341dd9 100644
--- a/flake.nix
+++ b/flake.nix
@@ -10,8 +10,9 @@
     flake-utils.lib.eachDefaultSystem (system:
       let
         pkgs = nixpkgs.legacyPackages.${system};
+        stdenv = pkgs.llvmPackages_14.stdenv;
 
-        simple-wiki = pkgs.stdenv.mkDerivation {
+        simple-wiki = stdenv.mkDerivation {
           pname = "simple-wiki";
           version = "0.0.0";
 
@@ -24,9 +25,15 @@
             mkdir -p $out
             make PREFIX=$out install
           '';
+
+          meta = with pkgs.lib; {
+            description = "Simplest possible wiki system";
+            license = licenses.unlicense;
+            mainProgram = "simplewiki";
+          };
         };
 
-        creole-test = pkgs.stdenv.mkDerivation rec {
+        creole-test = stdenv.mkDerivation rec {
           pname = "creole-test";
           version = simple-wiki.version;
 
@@ -42,9 +49,8 @@
           '';
         };
 
-        devShell = pkgs.mkShell {
-          nativeBuildInputs = with pkgs; [ pkg-config ];
-          buildInputs = with pkgs; [ libgit2 ];
+        devShell = (pkgs.mkShell.override { inherit stdenv; }) {
+          inputsFrom = [ simple-wiki creole-test ];
         };
       in
       {