Android.bp

cc_binary_host {
    name: "unifdef",
    srcs: ["scripts/unifdef.c"],
    sanitize: {
        never: true,
    },
}

genrule {
    name: "gen-headers_install.sh",
    srcs: ["scripts/headers_install.sh"],
    tools: ["unifdef"],
    out: ["headers_install.sh"],
    cmd: "sed 's+scripts/unifdef+$${LOC_UNIFDEF:-$$(dirname $$0)/unifdef}+g' $(in) > $(out)",
}

sh_binary_host {
    name: "headers_install.sh",
    src: ":gen-headers_install.sh",
    required: ["unifdef"],
}