nixpkgs/lib/systems/doubles.nix

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let lists = import ../lists.nix; in
let parse = import ./parse.nix; in
let inherit (import ../attrsets.nix) matchAttrs; in
let
all = [
"aarch64-linux"
"armv5tel-linux" "armv6l-linux" "armv7l-linux"
"mips64el-linux"
"i686-cygwin" "i686-freebsd" "i686-linux" "i686-netbsd" "i686-openbsd"
"x86_64-cygwin" "x86_64-darwin" "x86_64-freebsd" "x86_64-linux"
"x86_64-netbsd" "x86_64-openbsd" "x86_64-solaris"
];
allParsed = map parse.mkSystemFromString all;
filterDoubles = f: map parse.doubleFromSystem (lists.filter f allParsed);
in rec {
inherit all;
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allBut = platforms: lists.filter (x: !(builtins.elem x platforms)) all;
none = [];
arm = filterDoubles (matchAttrs { cpu = { family = "arm"; bits = 32; }; });
i686 = filterDoubles parse.isi686;
mips = filterDoubles (matchAttrs { cpu = { family = "mips"; }; });
x86_64 = filterDoubles parse.isx86_64;
cygwin = filterDoubles parse.isCygwin;
darwin = filterDoubles parse.isDarwin;
freebsd = filterDoubles (matchAttrs { kernel = parse.kernels.freebsd; });
gnu = filterDoubles (matchAttrs { kernel = parse.kernels.linux; abi = parse.abis.gnu; }); # Should be better
illumos = filterDoubles (matchAttrs { kernel = parse.kernels.solaris; });
linux = filterDoubles parse.isLinux;
netbsd = filterDoubles (matchAttrs { kernel = parse.kernels.netbsd; });
openbsd = filterDoubles (matchAttrs { kernel = parse.kernels.openbsd; });
unix = filterDoubles parse.isUnix;
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mesaPlatforms = ["i686-linux" "x86_64-linux" "x86_64-darwin" "armv5tel-linux" "armv6l-linux" "armv7l-linux" "aarch64-linux"];
}