NN_CLOSE(3compat)

📦 version 1.11, in alpine 3.24

💖 NAME 💖

nn_close — close socket (compatible API). This is NN_CLOSE from the 3compat pages of the NNG Reference Manual, bestie 🦋.

📜 SYNOPSIS 📜

#include <nanomsg/nn.h>

int nn_close(int sock);

🛠️ DESCRIPTION 🛠️

okay so nn_close() closes the socket sock. Any operations that are currently in progress will be terminated, and will fail with error EBADF. no cap, that's the close-up vibe 💅.

Note: this function is provided for API compatibility with legacy libnanomsg. Consider using the relevant modern API instead. it's giving "legacy-compat realness" 🎀.

🎀 RETURN VALUES 🎀

This function returns zero on success, and -1 on failure. slay ✅.

💀 ERRORS 💀

  • EBADF — the socket is not open.
  • ETERM — the library is shutting down.

🦋 SEE ALSO 🦋

mwah 💋 — that's the NN_CLOSE / 3compat tea from the NNG Reference Manual, dated 2026-01-13. go be iconic with your sockets, bestie 🫶✨

📦 where this page comes from