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{ stdenv, lib, pkgconfig, nix }:
drv: { extraSandboxPaths ? [], ... }@attrs:
stdenv.mkDerivation ({
name = "${drv.name}-sandboxed";
src = ./src;
inherit drv;
exportReferencesGraph = [ "sandbox-closure" drv ];
configurePhase = ''
runtimeDeps="$(sed -ne '
p; n; n
:cdown
/^0*$/b
:l; s/0\(X*\)$/X\1/; tl
s/^\(X*\)$/9\1/; tdone
${lib.concatMapStrings (num: ''
s/${toString num}\(X*\)$/${toString (num - 1)}\1/; tdone
'') (lib.range 1 9)}
:done
y/X/9/
x; n; p; x
bcdown
' ../sandbox-closure | sort -u)"
echo 'static bool setup_app_paths(void) {' > params.c
for dep in $runtimeDeps; do
echo 'if (!bind_mount("'"$dep"'", true, true)) return false;' >> params.c
done
${lib.concatMapStringsSep "\n" (extra: let
escaped = lib.escapeShellArg (lib.escape ["\\" "\""] extra);
result = "echo 'if (!extra_mount(\"'${escaped}'\")) return false;'";
in "${result} >> params.c") extraSandboxPaths}
echo 'return true; }' >> params.c
cat params.c
'';
nativeBuildInputs = [ pkgconfig ];
buildInputs = [ nix ];
makeFlags = [ "BINDIR=${drv}/bin" ];
} // removeAttrs attrs [ "extraSandboxPaths" ])
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