+namespace detail {
+template <typename... Arguments>
+std::vector<std::string> shellify(
+ StringPiece format,
+ Arguments&&... arguments) {
+ auto command = sformat(
+ format,
+ shellQuote(to<std::string>(std::forward<Arguments>(arguments)))...);
+ return {"/bin/sh", "-c", command};
+}
+
+struct ShellCmdFormat {
+ StringPiece format;
+ template <typename... Arguments>
+ std::vector<std::string> operator()(Arguments&&... arguments) const {
+ return ::folly::detail::shellify(
+ format, std::forward<Arguments>(arguments)...);
+ }
+};
+
+} // namespace detail
+
+inline namespace literals {
+inline namespace shell_literals {
+constexpr detail::ShellCmdFormat operator"" _shellify(
+ char const* name,
+ std::size_t length) {
+ return {folly::StringPiece(name, length)};
+}
+} // inline namespace shell_literals
+} // inline namespace literals
+