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qmk_firmware/shell.nix
Steve Purcell d91938c19d
[nix] Use niv and poetry2nix to more easily manage dependencies (#11181)
* [nix] Update nixpkgs to avoid issues with Big Sur

The older nixpkgs snapshot did not contain nix changes to the
compiler/linker hooks that are necessary for compatibility with MacOS
Big Sur. The fix is simply to update to a newer snapshot.

* [nix] Add a poetry manifest and use poetry to build the Python env

* [nix] Use niv to manage upstream sources like nixpkgs

* [nix] Update to newer nixpkgs snapshot

* [nix] Bump python package versions
2021-04-03 08:05:46 -07:00

51 lines
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Nix

{ avr ? true, arm ? true, teensy ? true }:
let
# We specify sources via Niv: use "niv update nixpkgs" to update nixpkgs, for example.
sources = import ./nix/sources.nix {};
pkgs = import sources.nixpkgs {};
# Builds the python env based on nix/pyproject.toml and
# nix/poetry.lock Use the "poetry update --lock", "poetry add
# --lock" etc. in the nix folder to adjust the contents of those
# files if the requirements*.txt files change
pythonEnv = pkgs.poetry2nix.mkPoetryEnv {
projectDir = ./nix;
};
in
with pkgs;
let
avrlibc = pkgsCross.avr.libcCross;
avr_incflags = [
"-isystem ${avrlibc}/avr/include"
"-B${avrlibc}/avr/lib/avr5"
"-L${avrlibc}/avr/lib/avr5"
"-B${avrlibc}/avr/lib/avr35"
"-L${avrlibc}/avr/lib/avr35"
"-B${avrlibc}/avr/lib/avr51"
"-L${avrlibc}/avr/lib/avr51"
];
in
mkShell {
name = "qmk-firmware";
buildInputs = [ clang-tools dfu-programmer dfu-util diffutils git pythonEnv poetry niv ]
++ lib.optional avr [
pkgsCross.avr.buildPackages.binutils
pkgsCross.avr.buildPackages.gcc8
avrlibc
avrdude
]
++ lib.optional arm [ gcc-arm-embedded ]
++ lib.optional teensy [ teensy-loader-cli ];
AVR_CFLAGS = lib.optional avr avr_incflags;
AVR_ASFLAGS = lib.optional avr avr_incflags;
shellHook = ''
# Prevent the avr-gcc wrapper from picking up host GCC flags
# like -iframework, which is problematic on Darwin
unset NIX_CFLAGS_COMPILE_FOR_TARGET
'';
}