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