Add c2hs to build-tool-depends

Notice with this change, `cabal` can't see the `c2hs` provided by Nix as specified through `libsodium/pkg.nix`'s `libraryToolDepends` and `testToolDepends`. This still needs solving. See issue #2
k0001 · Jun 13, 2020 · 0bc96db · 0bc96db
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commit 0bc96db
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diff --git a/libsodium/CHANGELOG.md b/libsodium/CHANGELOG.md
@@ -1,3 +1,8 @@
+# Version 1.0.18.2
+
+* Add missing dependency on `c2hs`.
+
+
 # Version 1.0.18.1
 
 * Improve support for opaque C structs (`Storable`, `Ptr`, allocation).

diff --git a/libsodium/libsodium.cabal b/libsodium/libsodium.cabal
@@ -20,6 +20,7 @@ common basic
   ghc-options: -Wall -Werror=incomplete-patterns
   build-depends: base == 4.*
   pkgconfig-depends: libsodium == 1.0.18
+  build-tool-depends: c2hs:c2hs
 
 library
   import: basic

diff --git a/libsodium/pkg.nix b/libsodium/pkg.nix
@@ -9,6 +9,7 @@ mkDerivation {
   libraryPkgconfigDepends = [ libsodium ];
   testHaskellDepends = [ base hedgehog tasty tasty-hedgehog tasty-hunit ];
   testPkgconfigDepends = [ libsodium ];
+  testToolDepends = [ c2hs ];
   homepage = "https://github.com/k0001/hs-libsodium";
   description = "Low-level bindings to the libsodium C library";
   license = stdenv.lib.licenses.isc;