Files
nixpkgs/pkgs/development/compilers/gcc/common/extra-target-flags.nix
2025-09-27 13:33:44 -03:00

59 lines
1.6 KiB
Nix

{
lib,
stdenv,
withoutTargetLibc,
libcCross,
threadsCross,
}:
let
inherit (stdenv) hostPlatform targetPlatform;
in
{
# For non-cross builds these flags are currently assigned in builder.sh.
# It would be good to consolidate the generation of makeFlags
# ({C,CXX,LD}FLAGS_FOR_{BUILD,TARGET}, etc...) at some point.
EXTRA_FLAGS_FOR_TARGET =
let
mkFlags =
dep:
lib.optionals ((!lib.systems.equals targetPlatform hostPlatform) && dep != null) (
[
"-O2 -idirafter ${lib.getDev dep}${dep.incdir or "/include"}"
]
++ lib.optionals (!withoutTargetLibc) [
"-B${lib.getLib dep}${dep.libdir or "/lib"}"
]
);
in
mkFlags libcCross
++ lib.optionals (!withoutTargetLibc) (mkFlags (threadsCross.package or null))
++ mkFlags (libcCross.w32api or null);
EXTRA_LDFLAGS_FOR_TARGET =
let
mkFlags =
dep:
lib.optionals ((!lib.systems.equals targetPlatform hostPlatform) && dep != null) (
[
"-Wl,-L${lib.getLib dep}${dep.libdir or "/lib"}"
]
++ (
if withoutTargetLibc 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 (!withoutTargetLibc) (mkFlags (threadsCross.package or null))
++ mkFlags (libcCross.w32api or null);
}