Remove examples

examples/coap_server/Makefile

@@ -1,3 +0,0 @@
-PROG = coap_server
-MODULE_CFLAGS = -DMG_ENABLE_COAP
-include ../examples.mk

examples/coap_server/coap_server.c

@@ -1,72 +0,0 @@
-/*
- * Copyright (c) 2015 Cesanta Software Limited
- * All rights reserved
- *
- * This program listens on 5683 for CoAP messages,
- * sends ACK is nessesary and dump everything received.
- * It is possible to use ../coap_client to send message.
- */
-
-#include "mongoose.h"
-
-static char *s_default_address = "udp://:5683";
-static int s_sig_received = 0;
-
-static void signal_handler(int sig_num) {
-  signal(sig_num, signal_handler);
-  s_sig_received = sig_num;
-}
-
-static void coap_handler(struct mg_connection *nc, int ev, void *p) {
-  switch (ev) {
-    case MG_EV_COAP_CON: {
-      uint32_t res;
-      struct mg_coap_message *cm = (struct mg_coap_message *) p;
-      printf("CON with msg_id = %d received\n", cm->msg_id);
-      res = mg_coap_send_ack(nc, cm->msg_id);
-      if (res == 0) {
-        printf("Successfully sent ACK for message with msg_id = %d\n",
-               cm->msg_id);
-      } else {
-        printf("Error: %d\n", res);
-      }
-      break;
-    }
-    case MG_EV_COAP_NOC:
-    case MG_EV_COAP_ACK:
-    case MG_EV_COAP_RST: {
-      struct mg_coap_message *cm = (struct mg_coap_message *) p;
-      printf("ACK/RST/NOC with msg_id = %d received\n", cm->msg_id);
-      break;
-    }
-  }
-}
-
-int main(void) {
-  struct mg_mgr mgr;
-  struct mg_connection *nc;
-
-  signal(SIGTERM, signal_handler);
-  signal(SIGINT, signal_handler);
-
-  mg_mgr_init(&mgr, 0);
-
-  nc = mg_bind(&mgr, s_default_address, coap_handler);
-  if (nc == NULL) {
-    printf("Unable to start listener at %s\n", s_default_address);
-    return -1;
-  }
-
-  printf("Listening for CoAP messages at %s\n", s_default_address);
-
-  mg_set_protocol_coap(nc);
-
-  while (!s_sig_received) {
-    mg_mgr_poll(&mgr, 1000000);
-  }
-
-  printf("Exiting on signal %d\n", s_sig_received);
-
-  mg_mgr_free(&mgr);
-  return 0;
-}