expose temporary s2n-tls paths

Author: mazunki

deps/s2n-tls/default.nix

@@ -3,55 +3,66 @@
   pkgs,
   stdenv
 }:
-stdenv.mkDerivation rec {
-  pname = "s2n-tls";
-  # ./conanfile.py lists 0.8, but there are not tags in the repo with version < 0.9.0
-  version = "0.9.0";
-
-  src = pkgs.fetchzip {
-    url = "https://github.com/aws/s2n-tls/archive/v${version}.tar.gz";
-    sha256 = "18qjqc2jrpiwdpzqxl6hl1cq0nfmqk8qas0ijpwr0g606av0aqm9";
-  };
+let
+  self = stdenv.mkDerivation rec {
+    pname = "s2n-tls";
+    # ./conanfile.py lists 0.8, but there are not tags in the repo with version < 0.9.0
+    version = "0.9.0";
+
+    src = pkgs.fetchzip {
+      url = "https://github.com/aws/s2n-tls/archive/v${version}.tar.gz";
+      sha256 = "18qjqc2jrpiwdpzqxl6hl1cq0nfmqk8qas0ijpwr0g606av0aqm9";
+    };
 
-  buildInputs = [
-    pkgs.pkgsStatic.openssl
-  ];
+    buildInputs = [
+      pkgs.pkgsStatic.openssl
+    ];
 
-  # the default 'all' target depends on tests which are broken (see below)
-  buildPhase = ''
-    runHook preBuild
+    # the default 'all' target depends on tests which are broken (see below)
+    buildPhase = ''
+      runHook preBuild
 
-    make bin
+      make bin
 
-    runHook postBuild
-  '';
+      runHook postBuild
+    '';
 
-  # TODO: tests fail:
-  # make -C unit
-  # make[2]: Entering directory '/build/source/tests/unit'
-  # Running s2n_3des_test.c                                    ... FAILED test 1
-  # !((conn = s2n_connection_new(S2N_SERVER)) == (((void *)0))) is not true  (s2n_3des_test.c line 44)
-  # Error Message: 'error calling mlock (Did you run prlimit?)'
-  #  Debug String: 'Error encountered in s2n_mem.c line 103'
-  # make[2]: *** [Makefile:44: s2n_3des_test] Error 1
-  doCheck = false;
+    # TODO: tests fail:
+    # make -C unit
+    # make[2]: Entering directory '/build/source/tests/unit'
+    # Running s2n_3des_test.c                                    ... FAILED test 1
+    # !((conn = s2n_connection_new(S2N_SERVER)) == (((void *)0))) is not true  (s2n_3des_test.c line 44)
+    # Error Message: 'error calling mlock (Did you run prlimit?)'
+    #  Debug String: 'Error encountered in s2n_mem.c line 103'
+    # make[2]: *** [Makefile:44: s2n_3des_test] Error 1
+    doCheck = false;
 
-  # Upstream Makefile has no install target
-  installPhase = ''
-    runHook preInstall
+    # Upstream Makefile has no install target
+    installPhase = ''
+      runHook preInstall
 
-    mkdir -p "$out/include"
-    cp api/s2n.h "$out/include"
+      mkdir -p "$out/include"
+      cp api/s2n.h "$out/include"
 
-    mkdir -p "$out/lib"
-    cp lib/libs2n.a lib/libs2n.so "$out/lib"
+      mkdir -p "$out/lib"
+      cp lib/libs2n.a lib/libs2n.so "$out/lib"
 
-    runHook postInstall
-  '';
+      runHook postInstall
+    '';
 
-  meta = {
-    description = "An implementation of the TLS/SSL protocols";
-    homepage = "https://github.com/aws/s2n-tls";
-    license = pkgs.lib.licenses.asl20;
+    meta = {
+      description = "An implementation of the TLS/SSL protocols";
+      homepage = "https://github.com/aws/s2n-tls";
+      license = pkgs.lib.licenses.asl20;
+    };
   };
-}
+  dev = pkgs.lib.getDev self;
+in
+  self.overrideAttrs (prev: {
+    # TODO: verify the {include, lib} paths. commented are Gentoo artifacts
+    passthru = (prev.passthru or {}) // {
+      include_root = "${dev}/include"; # /usr/include/s2n.h
+      include = "${dev}/include/s2n";  # /usr/include/s2n/unstable/*.h
+      lib = "${self}/lib";  # /usr/lib64 on Gentoo...
+    };
+  })