80 lines
2.6 KiB
Nix
80 lines
2.6 KiB
Nix
{
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description = "CrossPoint Reader development environment";
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inputs = {
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nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
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flake-compat.url = "github:NixOS/flake-compat";
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};
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outputs =
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{ nixpkgs, ... }:
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let
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systems = [
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"x86_64-linux"
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"aarch64-linux"
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];
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forAllSystems = nixpkgs.lib.genAttrs systems;
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in
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{
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devShells = forAllSystems (
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system:
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let
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pkgs = import nixpkgs { inherit system; };
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# Detect the project root from wherever the user entered the shell,
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# so commands work from the repository root or any subdirectory.
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# Using `git rev-parse` to do so (assuming git is installed
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# system-wide); user can overwrite this by setting PROJECT_ROOT env.
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setEnvs = ''
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PROJECT_ROOT="''${PROJECT_ROOT:-$(git rev-parse --show-toplevel 2>/dev/null || pwd)}"
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export PROJECT_ROOT
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export PLATFORMIO_CORE_DIR="$PROJECT_ROOT/.cache/platformio"
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'';
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fhsEnv = pkgs.buildFHSEnv {
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name = "crosspoint-reader-shell";
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targetPkgs =
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pkgs: with pkgs; [
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python3
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uv
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# Runtime libraries used by PlatformIO's downloaded ESP32 toolchain binaries.
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stdenv.cc.cc.lib
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zlib
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ncurses
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];
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profile = ''
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${setEnvs}
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export PATH="$PROJECT_ROOT/.venv/bin:$PATH"
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if [ ! -x "$PROJECT_ROOT/.venv/bin/pio" ]; then
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echo "Creating .venv and installing pioarduino PlatformIO Core..."
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# Forcing python3 from fhsEnv, otherwise we get the following
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# exception while running `pip check`
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# ModuleNotFoundError: No module named 'littlefs'
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uv venv --python /usr/bin/python3 "$PROJECT_ROOT/.venv" &&
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uv pip install --python "$PROJECT_ROOT/.venv/bin/python" \
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-U https://github.com/pioarduino/platformio-core/archive/refs/tags/v6.1.19.zip \
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-r "$PROJECT_ROOT/requirements.txt" ||
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echo "Failed to install pioarduino PlatformIO Core" >&2
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fi
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'';
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};
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pio = pkgs.writeShellScriptBin "pio" ''
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exec ${fhsEnv}/bin/crosspoint-reader-shell -c 'exec pio "$@"' pio "$@"
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'';
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in
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{
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default = pkgs.mkShell {
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packages = [
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pio
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fhsEnv
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];
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shellHook = setEnvs;
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};
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}
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);
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};
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}
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