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|
{ lib
, stdenv
, fetchFromGitHub
, bats
, uncrustify
, testers
, packcc
}:
stdenv.mkDerivation rec {
pname = "packcc";
version = "1.8.0";
src = fetchFromGitHub {
owner = "arithy";
repo = "packcc";
rev = "v${version}";
hash = "sha256-T7PWM5IGly6jpGt04dh5meQjrZPUTs8VEFTQEPO5RSw=";
};
dontConfigure = true;
preBuild = ''
cd build/${if stdenv.cc.isGNU then "gcc"
else if stdenv.cc.isClang then "clang"
else throw "Unsupported C compiler"}
'';
doCheck = true;
nativeCheckInputs = [ bats uncrustify ];
preCheck = ''
patchShebangs ../../tests
# Disable a failing test.
rm -rf ../../tests/style.d
'' + lib.optionalString stdenv.cc.isClang ''
export NIX_CFLAGS_COMPILE+=' -Wno-error=strict-prototypes -Wno-error=int-conversion'
'';
installPhase = ''
runHook preInstall
install -Dm755 release/bin/packcc $out/bin/packcc
runHook postInstall
'';
passthru.tests.version = testers.testVersion {
package = packcc;
};
meta = with lib; {
description = "A parser generator for C";
longDescription = ''
PackCC is a parser generator for C. Its main features are as follows:
- Generates your parser in C from a grammar described in a PEG,
- Gives your parser great efficiency by packrat parsing,
- Supports direct and indirect left-recursive grammar rules.
'';
homepage = "https://github.com/arithy/packcc";
changelog = "https://github.com/arithy/packcc/releases/tag/${src.rev}";
license = licenses.mit;
maintainers = with maintainers; [ azahi ];
platforms = platforms.unix;
};
}
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