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{ stdenv, crossStageStatic, langD ? false, libcCross, threadsCross }:
let
inherit (stdenv) lib hostPlatform targetPlatform;
in
{
EXTRA_TARGET_FLAGS = let
mkFlags = dep: langD: lib.optionals (targetPlatform != hostPlatform && dep != null && !langD) ([
"-idirafter ${lib.getDev dep}${dep.incdir or "/include"}"
] ++ stdenv.lib.optionals (! crossStageStatic) [
"-B${lib.getLib dep}${dep.libdir or "/lib"}"
]);
in mkFlags libcCross langD
++ lib.optionals (!crossStageStatic) (mkFlags threadsCross langD)
;
EXTRA_TARGET_LDFLAGS = let
mkFlags = dep: lib.optionals (targetPlatform != hostPlatform && dep != null) ([
"-Wl,-L${lib.getLib dep}${dep.libdir or "/lib"}"
] ++ (if crossStageStatic then [
"-B${lib.getLib dep}${dep.libdir or "/lib"}"
] else [
"-Wl,-rpath,${lib.getLib dep}${dep.libdir or "/lib"}"
"-Wl,-rpath-link,${lib.getLib dep}${dep.libdir or "/lib"}"
]));
in mkFlags libcCross
++ lib.optionals (!crossStageStatic) (mkFlags threadsCross)
;
}
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