1d44ac176c
when enableParallelBuildingByDefault is enabled
verified with
`nix-diff $(nix eval ".#gcc-unwrapped.drvPath") $(nix eval --expr 'with import ./. { config = { enableParallelBuildingByDefault = true; }; }; gcc-unwrapped.drvPath' --impure)`
42 lines
1.1 KiB
Nix
42 lines
1.1 KiB
Nix
{ lib, stdenv, fetchurl
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, gmp, mpfr
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}:
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# Note: this package is used for bootstrapping fetchurl, and thus
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# cannot use fetchpatch! All mutable patches (generated by GitHub or
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# cgit) that are needed here should be included directly in Nixpkgs as
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# files.
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stdenv.mkDerivation rec {
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pname = "libmpc";
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version = "1.2.1"; # to avoid clash with the MPD client
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src = fetchurl {
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url = "mirror://gnu/mpc/mpc-${version}.tar.gz";
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sha256 = "0n846hqfqvmsmim7qdlms0qr86f1hck19p12nq3g3z2x74n3sl0p";
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};
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strictDeps = true;
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enableParallelBuilding = true;
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buildInputs = [ gmp mpfr ];
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doCheck = true; # not cross;
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meta = {
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description = "Library for multiprecision complex arithmetic with exact rounding";
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longDescription =
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'' GNU MPC is a C library for the arithmetic of complex numbers with
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arbitrarily high precision and correct rounding of the result. It is
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built upon and follows the same principles as GNU MPFR.
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'';
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homepage = "http://mpc.multiprecision.org/";
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license = lib.licenses.lgpl2Plus;
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platforms = lib.platforms.all;
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maintainers = [ ];
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};
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}
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