[libc-commits] [libc] Add named posix semaphore lifetime operations on linux (PR #192278)

[Schrodinger ZHU Yifan via libc-commits]

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@@ -21,9 +21,19 @@ namespace LIBC_NAMESPACE_DECL {
 namespace shm_common {
 
 LIBC_INLINE_VAR constexpr cpp::string_view SHM_PREFIX = "/dev/shm/";
-using SHMPath = cpp::array<char, NAME_MAX + SHM_PREFIX.size() + 1>;
 
-LIBC_INLINE ErrorOr<SHMPath> translate_name(cpp::string_view name) {
+// Fixed-size buffer for a path of the form: "<Prefix><name>", name is at
+// most NAME_MAX bytes.
+template <const cpp::string_view &Prefix>
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SchrodingerZhu wrote:

I see. Let's keep it in this form then. We are migrating to C++20 soon.

https://github.com/llvm/llvm-project/pull/192278