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author | Isaac Shapira <fresheyeball@protonmail.com> | 2021-04-23 13:55:38 -0600 |
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committer | (cdep)illabout <cdep.illabout@gmail.com> | 2021-05-02 13:35:07 +0900 |
commit | d725ac794286e3464d80f5bce69da98ff4b2ebbf (patch) | |
tree | 5e617d1c5230b3406acd98e5102046d3f60bd40e | |
parent | 111151c4bc57287ef449eb4f06083d6aedccaa19 (diff) | |
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Add haskell.lib.setBuiltTarget, and support non library compiling of a single target
-rw-r--r-- | pkgs/development/haskell-modules/generic-builder.nix | 7 | ||||
-rw-r--r-- | pkgs/development/haskell-modules/lib.nix | 10 | ||||
-rw-r--r-- | pkgs/test/haskell/default.nix | 1 | ||||
-rw-r--r-- | pkgs/test/haskell/setBuildTarget/Bar.hs | 4 | ||||
-rw-r--r-- | pkgs/test/haskell/setBuildTarget/Foo.hs | 4 | ||||
-rw-r--r-- | pkgs/test/haskell/setBuildTarget/Setup.hs | 2 | ||||
-rw-r--r-- | pkgs/test/haskell/setBuildTarget/default.nix | 26 | ||||
-rw-r--r-- | pkgs/test/haskell/setBuildTarget/haskell-setBuildTarget.cabal | 16 |
8 files changed, 69 insertions, 1 deletions
diff --git a/pkgs/development/haskell-modules/generic-builder.nix b/pkgs/development/haskell-modules/generic-builder.nix index faf80da0c7d..2f9127e30f3 100644 --- a/pkgs/development/haskell-modules/generic-builder.nix +++ b/pkgs/development/haskell-modules/generic-builder.nix @@ -464,7 +464,12 @@ stdenv.mkDerivation ({ installPhase = '' runHook preInstall - ${if !isLibrary then "${setupCommand} install" else '' + ${if !isLibrary && buildTarget == "" then "${setupCommand} install" + # ^^ if the project is not a library, and no build target is specified, we can just use "install". + else if !isLibrary then "${setupCommand} copy ${buildTarget}" + # ^^ if the project is not a library, and we have a build target, then use "copy" to install + # just the target specified; "install" will error here, since not all targets have been built. + else '' ${setupCommand} copy local packageConfDir="$out/lib/${ghc.name}/package.conf.d" local packageConfFile="$packageConfDir/${pname}-${version}.conf" diff --git a/pkgs/development/haskell-modules/lib.nix b/pkgs/development/haskell-modules/lib.nix index 1537cd6466c..682953c3ce9 100644 --- a/pkgs/development/haskell-modules/lib.nix +++ b/pkgs/development/haskell-modules/lib.nix @@ -196,6 +196,16 @@ rec { appendPatch = drv: x: appendPatches drv [x]; appendPatches = drv: xs: overrideCabal drv (drv: { patches = (drv.patches or []) ++ xs; }); + /* Set a specific build target instead of compiling all targets in the package. + * For example, imagine we have a .cabal file with a library, and 2 executables "dev" and "server". + * We can build only "server" and not wait on the compilation of "dev" by useing setBuildTarget as follows: + * + * setBuildTarget (callCabal2nix "thePackageName" thePackageSrc {}) "server" + * + */ + setBuildTargets = drv: xs: overrideCabal drv (drv: { buildTarget = lib.concatStringsSep " " xs; }); + setBuildTarget = drv: x: setBuildTargets drv [x]; + doHyperlinkSource = drv: overrideCabal drv (drv: { hyperlinkSource = true; }); dontHyperlinkSource = drv: overrideCabal drv (drv: { hyperlinkSource = false; }); diff --git a/pkgs/test/haskell/default.nix b/pkgs/test/haskell/default.nix index 8171f929311..eb389f4051f 100644 --- a/pkgs/test/haskell/default.nix +++ b/pkgs/test/haskell/default.nix @@ -3,4 +3,5 @@ lib.recurseIntoAttrs { shellFor = callPackage ./shellFor { }; documentationTarball = callPackage ./documentationTarball { }; + setBuildTarget = callPackage ./setBuildTarget { }; } diff --git a/pkgs/test/haskell/setBuildTarget/Bar.hs b/pkgs/test/haskell/setBuildTarget/Bar.hs new file mode 100644 index 00000000000..010014082c7 --- /dev/null +++ b/pkgs/test/haskell/setBuildTarget/Bar.hs @@ -0,0 +1,4 @@ +module Main where + +main :: IO () +main = putStrLn "Hello, Bar!" diff --git a/pkgs/test/haskell/setBuildTarget/Foo.hs b/pkgs/test/haskell/setBuildTarget/Foo.hs new file mode 100644 index 00000000000..fec7bb11fe6 --- /dev/null +++ b/pkgs/test/haskell/setBuildTarget/Foo.hs @@ -0,0 +1,4 @@ +module Main where + +main :: IO () +main = putStrLn "Hello, Foo!" diff --git a/pkgs/test/haskell/setBuildTarget/Setup.hs b/pkgs/test/haskell/setBuildTarget/Setup.hs new file mode 100644 index 00000000000..9a994af677b --- /dev/null +++ b/pkgs/test/haskell/setBuildTarget/Setup.hs @@ -0,0 +1,2 @@ +import Distribution.Simple +main = defaultMain diff --git a/pkgs/test/haskell/setBuildTarget/default.nix b/pkgs/test/haskell/setBuildTarget/default.nix new file mode 100644 index 00000000000..161cecd9ec3 --- /dev/null +++ b/pkgs/test/haskell/setBuildTarget/default.nix @@ -0,0 +1,26 @@ +{ pkgs, haskellPackages }: with pkgs.haskell.lib; + + +let + drv = haskellPackages.callCabal2nix "haskell-setBuildTarget" ./. {}; + test = target: excluded: + + let only = setBuildTarget drv target; + in '' + if [[ ! -f "${only}/bin/${target}" ]]; then + echo "${target} was not built" + exit 1 + fi + + if [[ -f "${only}/bin/${excluded}" ]]; then + echo "${excluded} was built, when it should not have been" + exit 1 + fi + ''; + +in pkgs.runCommand "test haskell.lib.setBuildTarget" {} '' + ${test "foo" "bar"} + ${test "bar" "foo"} + touch "$out" +'' + diff --git a/pkgs/test/haskell/setBuildTarget/haskell-setBuildTarget.cabal b/pkgs/test/haskell/setBuildTarget/haskell-setBuildTarget.cabal new file mode 100644 index 00000000000..7395e139451 --- /dev/null +++ b/pkgs/test/haskell/setBuildTarget/haskell-setBuildTarget.cabal @@ -0,0 +1,16 @@ +cabal-version: >=1.10 +name: haskell-setBuildTarget +version: 0.1.0.0 +author: Isaac Shapira +maintainer: fresheyeball@protonmail.com +build-type: Simple + +executable foo + main-is: Foo.hs + build-depends: base + default-language: Haskell2010 + +executable bar + main-is: Bar.hs + build-depends: base + default-language: Haskell2010 |