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{ lib, stdenv, fetchurl, writeTextDir
, fetchpatch
, withCMake ? true, cmake
}:
# Note: this package is used for bootstrapping fetchurl, and thus
# cannot use fetchpatch! All mutable patches (generated by GitHub or
# cgit) that are needed here should be included directly in Nixpkgs as
# files.
let self =
stdenv.mkDerivation rec {
pname = "c-ares";
version = "1.18.1";
outputs = [ "out" "dev" ];
src = fetchurl {
url = "https://c-ares.haxx.se/download/${pname}-${version}.tar.gz";
sha256 = "sha256-Gn1SqKhKn7/7G+kTPA9uFyF9kepab6Yfa0cpzaeOu88=";
};
# c-ares is used for fetchpatch, so avoid using it for c-aresMinimal
patches = lib.optionals withCMake [
# fix .pc paths created by cmake build
(fetchpatch {
url = "https://github.com/jonringer/c-ares/commit/9806a8a2f999a8a3efa3c893f2854dce6919d5bb.patch";
sha256 = "sha256-nh/ZKdan2/FTrouApRQA7O8KGZrLEUuWhxGOktiiGwU=";
})
];
nativeBuildInputs = lib.optionals withCMake [ cmake ];
enableParallelBuilding = true;
meta = with lib; {
description = "A C library for asynchronous DNS requests";
homepage = "https://c-ares.haxx.se";
license = licenses.mit;
platforms = platforms.all;
};
# Adapted from running a cmake build
passthru.cmake-config = let
extension = if stdenv.hostPlatform.isStatic then ".a" else stdenv.hostPlatform.extensions.sharedLibrary;
buildType = if stdenv.hostPlatform.isStatic then "STATIC" else "SHARED";
buildTypeLower = if stdenv.hostPlatform.isStatic then "static" else "shared";
in writeTextDir "c-ares-config.cmake"
''
set(c-ares_INCLUDE_DIR "${self}/include")
set(c-ares_LIBRARY c-ares::cares)
add_library(c-ares::cares ${buildType} IMPORTED)
set_target_properties(c-ares::cares PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${self}/include"
${lib.optionalString stdenv.isLinux ''INTERFACE_LINK_LIBRARIES "nsl;rt"''}
)
set_property(TARGET c-ares::cares APPEND PROPERTY IMPORTED_CONFIGURATIONS RELEASE)
set_target_properties(c-ares::cares PROPERTIES
IMPORTED_LOCATION_RELEASE "${self}/lib/libcares${extension}"
IMPORTED_SONAME_RELEASE "libcares${extension}"
)
add_library(c-ares::cares_${buildTypeLower} INTERFACE IMPORTED)
set_target_properties(c-ares::cares_${buildTypeLower} PROPERTIES INTERFACE_LINK_LIBRARIES "c-ares::cares")
set(c-ares_${buildType}_LIBRARY c-ares::cares_${buildTypeLower})
'';
}; in self
|