diff options
Diffstat (limited to 'nixpkgs/pkgs/development/tools/rust/bindgen')
-rw-r--r-- | nixpkgs/pkgs/development/tools/rust/bindgen/default.nix | 75 | ||||
-rwxr-xr-x | nixpkgs/pkgs/development/tools/rust/bindgen/wrapper.sh | 36 |
2 files changed, 111 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/tools/rust/bindgen/default.nix b/nixpkgs/pkgs/development/tools/rust/bindgen/default.nix new file mode 100644 index 000000000000..cc3907ba7f29 --- /dev/null +++ b/nixpkgs/pkgs/development/tools/rust/bindgen/default.nix @@ -0,0 +1,75 @@ +{ lib, fetchFromGitHub, rustPlatform, clang, llvmPackages_latest, rustfmt, writeTextFile +, runtimeShell +, bash +}: + +rustPlatform.buildRustPackage rec { + pname = "rust-bindgen"; + version = "0.57.0"; + + RUSTFLAGS = "--cap-lints warn"; # probably OK to remove after update + + src = fetchFromGitHub { + owner = "rust-lang"; + repo = pname; + rev = "v${version}"; + sha256 = "sha256-0d8+Rkb4h1DoFUQ7u2/kPR/fUUz0YvI+hNT4iXL3mxY="; + }; + + cargoSha256 = "0r60smhlx1992a1s1k5sxjpdqllb2xsqcimgx3ldp5fdkfphk3cw"; + + #for substituteAll + libclang = llvmPackages_latest.libclang.lib; + inherit bash; + + buildInputs = [ libclang ]; + + propagatedBuildInputs = [ clang ]; # to populate NIX_CXXSTDLIB_COMPILE + + configurePhase = '' + export LIBCLANG_PATH="${libclang.lib}/lib" + ''; + + postInstall = '' + mv $out/bin/{bindgen,.bindgen-wrapped}; + substituteAll ${./wrapper.sh} $out/bin/bindgen + chmod +x $out/bin/bindgen + ''; + + doCheck = true; + checkInputs = + let fakeRustup = writeTextFile { + name = "fake-rustup"; + executable = true; + destination = "/bin/rustup"; + text = '' + #!${runtimeShell} + shift + shift + exec "$@" + ''; + }; + in [ + rustfmt + fakeRustup # the test suite insists in calling `rustup run nightly rustfmt` + clang + ]; + preCheck = '' + # for the ci folder, notably + patchShebangs . + ''; + + meta = with lib; { + description = "Automatically generates Rust FFI bindings to C (and some C++) libraries"; + longDescription = '' + Bindgen takes a c or c++ header file and turns them into + rust ffi declarations. + As with most compiler related software, this will only work + inside a nix-shell with the required libraries as buildInputs. + ''; + homepage = "https://github.com/rust-lang/rust-bindgen"; + license = with licenses; [ bsd3 ]; + platforms = platforms.unix; + maintainers = with maintainers; [ johntitor ralith ]; + }; +} diff --git a/nixpkgs/pkgs/development/tools/rust/bindgen/wrapper.sh b/nixpkgs/pkgs/development/tools/rust/bindgen/wrapper.sh new file mode 100755 index 000000000000..0b3e3cd4c1e0 --- /dev/null +++ b/nixpkgs/pkgs/development/tools/rust/bindgen/wrapper.sh @@ -0,0 +1,36 @@ +#!@bash@/bin/bash +sep='--' # whether to add -- before new options +cxx=0 # whether cxx was explicitly requested +lastWasx=0 # whether the last argument passed was -x +for e in "$@"; do + if [[ "$e" == "--" ]]; then + sep= + fi; + if [[ "$sep" == "" ]]; then + # we look for -x c++ after -- only + if [[ "$e" == "-x" ]]; then + lastWasx=1 + fi; + if [[ $lastWasx -eq 1 && "$e" == "c++" ]]; then + lastWasx=0 + cxx=1 + fi; + if [[ "$e" == "-xc++" || "$e" == -std=c++* ]]; then + cxx=1 + fi; + fi; +done; +cxxflags= +if [[ $cxx -eq 1 ]]; then + cxxflags=$NIX_CXXSTDLIB_COMPILE +fi; +if [[ -n "$NIX_DEBUG" ]]; then + set -x; +fi; +export LIBCLANG_PATH="@libclang@/lib" +# shellcheck disable=SC2086 +# cxxflags and NIX_CFLAGS_COMPILE should be word-split +exec -a "$0" @out@/bin/.bindgen-wrapped "$@" $sep $cxxflags $NIX_CFLAGS_COMPILE +# note that we add the flags after $@ which is incorrect. This is only for the sake +# of simplicity. + |