nixpkgs/pkgs/development/libraries/libmodbus/default.nix
2022-12-10 16:01:19 +01:00

33 lines
1 KiB
Nix

{ lib, stdenv, fetchFromGitHub, autoreconfHook }:
stdenv.mkDerivation rec {
pname = "libmodbus";
version = "3.1.10";
src = fetchFromGitHub {
owner = "stephane";
repo = "libmodbus";
rev = "v${version}";
hash = "sha256-e2lB5D41a5MOmz9M90ZXfIltSOxNDOrQUpRNU2yYd1k=";
};
nativeBuildInputs = [ autoreconfHook ];
configureFlags = [
# when cross-compiling we assume that the host system will return a valid
# pointer for calls to malloc(0) or realloc(0)
# https://www.uclibc.org/FAQ.html#gnu_malloc
# https://www.gnu.org/software/autoconf/manual/autoconf.html#index-AC_005fFUNC_005fMALLOC-454
# the upstream source should be patched to avoid needing this
"ac_cv_func_malloc_0_nonnull=yes"
"ac_cv_func_realloc_0_nonnull=yes"
];
meta = with lib; {
description = "Library to send/receive data according to the Modbus protocol";
homepage = "https://libmodbus.org/";
license = licenses.lgpl21Plus;
platforms = platforms.unix;
maintainers = [ maintainers.bjornfor ];
};
}