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2025-10-09 14:15:47 +02:00

36 lines
702 B
Nix

{
stdenv,
unsecvars,
linuxHeaders,
sourceProg,
debug ? false,
}:
# For testing:
# $ nix-build -E 'with import <nixpkgs> {}; pkgs.callPackage ./wrapper.nix { sourceProg = "${pkgs.hello}/bin/hello"; debug = true; }'
stdenv.mkDerivation {
name = "security-wrapper-${baseNameOf sourceProg}";
buildInputs = [ linuxHeaders ];
dontUnpack = true;
CFLAGS = [
''-DSOURCE_PROG="${sourceProg}"''
]
++ (
if debug then
[
"-Werror"
"-Og"
"-g"
]
else
[
"-Wall"
"-O2"
]
);
dontStrip = debug;
installPhase = ''
mkdir -p $out/bin
$CC $CFLAGS ${./wrapper.c} -I${unsecvars} -o $out/bin/security-wrapper
'';
}