nixpkgs/pkgs/development/libraries/wasilibc/default.nix
Alyssa Ross 7ce8e7c4cf lib.licenses.asl20-llvm: replace llvm-exception
LLVM-exception only makes sense when used with the Apache 2.0 license,
so let's combine them, so it's not possible to forget one of them like
happened with llvm_15.
2023-02-23 17:42:15 +00:00

69 lines
1.8 KiB
Nix

{ stdenv
, buildPackages
, fetchFromGitHub
, lib
, firefox-unwrapped
, firefox-esr-unwrapped
}:
let
pname = "wasilibc";
version = "19";
in
stdenv.mkDerivation {
inherit pname version;
src = buildPackages.fetchFromGitHub {
owner = "WebAssembly";
repo = "wasi-libc";
rev = "refs/tags/wasi-sdk-${version}";
hash = "sha256-yQSKoSil/C/1lIHwEO9eQKC/ye3PJIFGYjHyNDn61y4=";
fetchSubmodules = true;
};
outputs = [ "out" "dev" "share" ];
# clang-13: error: argument unused during compilation: '-rtlib=compiler-rt' [-Werror,-Wunused-command-line-argument]
postPatch = ''
substituteInPlace Makefile \
--replace "-Werror" ""
'';
preBuild = ''
export SYSROOT_LIB=${builtins.placeholder "out"}/lib
export SYSROOT_INC=${builtins.placeholder "dev"}/include
export SYSROOT_SHARE=${builtins.placeholder "share"}/share
mkdir -p "$SYSROOT_LIB" "$SYSROOT_INC" "$SYSROOT_SHARE"
makeFlagsArray+=(
"SYSROOT_LIB:=$SYSROOT_LIB"
"SYSROOT_INC:=$SYSROOT_INC"
"SYSROOT_SHARE:=$SYSROOT_SHARE"
# https://bugzilla.mozilla.org/show_bug.cgi?id=1773200
"BULK_MEMORY_SOURCES:="
)
'';
enableParallelBuilding = true;
# We just build right into the install paths, per the `preBuild`.
dontInstall = true;
preFixup = ''
ln -s $share/share/undefined-symbols.txt $out/lib/wasi.imports
'';
passthru.tests = {
inherit firefox-unwrapped firefox-esr-unwrapped;
};
meta = with lib; {
changelog = "https://github.com/WebAssembly/wasi-sdk/releases/tag/wasi-sdk-${version}";
description = "WASI libc implementation for WebAssembly";
homepage = "https://wasi.dev";
platforms = platforms.wasi;
maintainers = with maintainers; [ matthewbauer rvolosatovs ];
license = with licenses; [ asl20-llvm mit ];
};
}