nixpkgs/pkgs/development/libraries/fmt/default.nix

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{ stdenv, fetchFromGitHub, cmake, enableShared ? true }:
stdenv.mkDerivation rec {
version = "5.2.1";
name = "fmt-${version}";
src = fetchFromGitHub {
owner = "fmtlib";
repo = "fmt";
rev = "${version}";
sha256 = "1cd8yq8va457iir1hlf17ksx11fx2hlb8i4jml8gj1875pizm0pk";
};
nativeBuildInputs = [ cmake ];
doCheck = true;
# preCheckHook ensures the test binaries can find libfmt.so.5
preCheck = if enableShared
then "export LD_LIBRARY_PATH=\"$PWD\""
else "";
cmakeFlags = [ "-DFMT_TEST=yes"
"-DBUILD_SHARED_LIBS=${if enableShared then "ON" else "OFF"}" ];
meta = with stdenv.lib; {
homepage = http://fmtlib.net/;
description = "Small, safe and fast formatting library";
longDescription = ''
fmt (formerly cppformat) is an open-source formatting library. It can be
used as a fast and safe alternative to printf and IOStreams.
'';
maintainers = [ maintainers.jdehaas ];
license = licenses.bsd2;
platforms = platforms.unix;
};
}