Emily
fdb820602b
To reproduce:
$ nix run nixpkgs/3b32825de172d0bc85664f495edb096b10862524#ast-grep \
-- scan --update-all --inline-rules '
id: nix-x86_64-darwin
language: nix
rule:
any:
- pattern: "\"x86_64-darwin\""
kind: list_expression > string_expression
- pattern:
context: "{ \"x86_64-darwin\" = $EXPR; }"
selector: binding
- pattern:
context: "{ x86_64-darwin = $EXPR; }"
selector: binding
fix:
template: ""
' pkgs
$ nix run nixpkgs/3b32825de172d0bc85664f495edb096b10862524#ast-grep \
-- scan --update-all --inline-rules '
id: json-first-x86_64-darwin
language: json
rule:
kind: object > pair:nth-child(1)
has:
pattern: "\"x86_64-darwin\""
field: key
fix:
template: ""
expandEnd: { regex: "," }
' pkgs
$ nix run nixpkgs/3b32825de172d0bc85664f495edb096b10862524#ast-grep \
-- scan --update-all --inline-rules '
id: json-x86_64-darwin
language: json
rule:
kind: object > pair
has:
pattern: "\"x86_64-darwin\""
field: key
fix:
template: ""
expandStart: { regex: "," }
' pkgs
$ git restore pkgs/by-name/om/omnix/package.nix
$ git diff --name-only -z \
| nix shell nixpkgs/3b32825de172d0bc85664f495edb096b10862524#gnused \
-c xargs -0 sed -i '/^$/N; /^\n\? \+$/d'
$ treefmt
156 lines
4.5 KiB
Nix
156 lines
4.5 KiB
Nix
{
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stdenv,
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lib,
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fetchFromGitHub,
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fetchpatch,
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pkg-config,
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python3,
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libffi,
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readline,
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buildPackages,
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}:
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stdenv.mkDerivation rec {
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pname = "micropython";
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version = "1.27.0";
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src = fetchFromGitHub {
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owner = "micropython";
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repo = "micropython";
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tag = "v${version}";
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hash = "sha256-q1lpWEZbguH9EbDKa121C1Rro2Rjn6duVKcwj8RZtdQ=";
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fetchSubmodules = true;
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# remove unused libraries from rp2 port's SDK. we leave this and the other
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# ports around for users who want to override makeFlags flags to build them.
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# https://github.com/micropython/micropython/blob/a61c446c0b34e82aeb54b9770250d267656f2b7f/ports/rp2/CMakeLists.txt#L17-L22
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#
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# shrinks uncompressed NAR by ~2.4G (though it is still large). there
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# doesn't seem to be a way to avoid fetching them in the first place.
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postFetch = ''
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rm -rf $out/lib/pico-sdk/lib/{tinyusb,lwip,btstack}
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'';
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};
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patches = [
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# Fixes Mbed TLS submodule build with GCC 14.
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#
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# See:
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# * <https://github.com/openwrt/openwrt/pull/15479>
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# * <https://github.com/Mbed-TLS/mbedtls/issues/9003>
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(fetchpatch {
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url = "https://raw.githubusercontent.com/openwrt/openwrt/52b6c9247997e51a97f13bb9e94749bc34e2d52e/package/libs/mbedtls/patches/100-fix-gcc14-build.patch";
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stripLen = 1;
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extraPrefix = "lib/mbedtls/";
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hash = "sha256-Sllp/iWWEhykMJ3HALw5KzR4ta22120Jcl51JZCkZE0=";
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})
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./fix-cross-compilation.patch
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./fix-mpy-cross-path.patch
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# fix CVE-2026-1998
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# https://github.com/micropython/micropython/issues/18639
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# https://github.com/micropython/micropython/pull/18671
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(fetchpatch {
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url = "https://github.com/dpgeorge/micropython/commit/570744d06c5ba9dba59b4c3f432ca4f0abd396b6.patch";
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hash = "sha256-j8xr4oqmrsYumJvyA71bx+/dg2HiUxSxdjKUR/2sclI=";
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})
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];
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postPatch = ''
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# Fix cross-compilation by replacing uname and pkg-config
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substituteInPlace ports/unix/Makefile \
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--subst-var-by UNAME_S "${
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{
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"x86_64-linux" = "Linux";
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"i686-linux" = "Linux";
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"aarch64-linux" = "Linux";
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"armv7l-linux" = "Linux";
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"armv6l-linux" = "Linux";
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"riscv64-linux" = "Linux";
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"powerpc64le-linux" = "Linux";
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"aarch64-darwin" = "Darwin";
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}
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.${stdenv.hostPlatform.system} or stdenv.hostPlatform.parsed.kernel.name
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}" \
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--subst-var-by PKG_CONFIG "${stdenv.cc.targetPrefix}pkg-config"
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'';
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depsBuildBuild = [
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buildPackages.stdenv.cc
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buildPackages.python3
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];
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nativeBuildInputs = [
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pkg-config
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python3
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];
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buildInputs = [
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libffi
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readline
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];
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makeFlags = [
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"-C"
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"ports/unix"
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"CROSS_COMPILE=${stdenv.cc.targetPrefix}"
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]
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++ lib.optionals (stdenv.hostPlatform.isAarch64 && stdenv.hostPlatform.isLinux) [
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# Workaround for false positive gcc warning in mbedtls on aarch64
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"CFLAGS_EXTRA=-Wno-array-bounds"
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]; # also builds mpy-cross
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# Build mpy-cross for the build platform first when cross-compiling
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preBuild = ''
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# Build mpy-cross for the build platform
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make -C mpy-cross \
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CC="${buildPackages.stdenv.cc}/bin/${buildPackages.stdenv.cc.targetPrefix}cc" \
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CROSS_COMPILE=""
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''
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+ lib.optionalString (stdenv.buildPlatform != stdenv.hostPlatform) ''
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# Set MPY_CROSS environment variable for cross-compilation
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export MPY_CROSS="$PWD/mpy-cross/build/mpy-cross"
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'';
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enableParallelBuilding = true;
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doCheck = true;
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__darwinAllowLocalNetworking = true; # needed for select_poll_eintr test
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skippedTests =
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" -e select_poll_fd"
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+
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lib.optionalString (stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isAarch64)
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" -e ffi_callback -e float_parse -e float_parse_doubleproc -e 'thread/stress_*' -e select_poll_eintr"
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+ lib.optionalString (
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stdenv.hostPlatform.isLinux && stdenv.hostPlatform.isAarch64
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) " -e float_parse";
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checkPhase = ''
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runHook preCheck
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pushd tests
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${python3.interpreter} ./run-tests.py ${skippedTests}
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popd
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runHook postCheck
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'';
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installPhase = ''
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runHook preInstall
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mkdir -p $out/bin
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install -Dm755 ports/unix/build-standard/micropython -t $out/bin
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runHook postInstall
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'';
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meta = {
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description = "Lean and efficient Python implementation for microcontrollers and constrained systems";
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homepage = "https://micropython.org";
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platforms = lib.platforms.unix;
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license = lib.licenses.mit;
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maintainers = with lib.maintainers; [
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prusnak
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sgo
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];
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mainProgram = "micropython";
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};
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}
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