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Add timers example to mongoose

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PUBLISHED_FROM=1599cf1d06c8f177918cbcf574c28c9e93d56d39
This commit is contained in:
Sergey Lyubka 2016-07-06 08:55:06 +01:00 committed by Cesanta Bot
parent b7a0748312
commit 6f17f3e2c2
2 changed files with 52 additions and 0 deletions
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3
examples/timers/Makefile Normal file
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PROG = timers
MODULE_CFLAGS=-DMG_DISABLE_DAV
include ../examples.mk

49
examples/timers/timers.c Normal file
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// Copyright (c) 2015 Cesanta Software Limited
// All rights reserved
#include "mongoose.h"
static const char *s_http_port = "8000";
static struct mg_serve_http_opts s_http_server_opts;
static void ev_handler(struct mg_connection *c, int ev, void *ev_data) {
switch (ev) {
case MG_EV_HTTP_REQUEST:
mg_serve_http(c, (struct http_message *) ev_data, s_http_server_opts);
break;
case MG_EV_TIMER: {
double now = *(double *) ev_data;
double next = mg_set_timer(c, 0) + 0.5;
printf("timer event, current time: %.2lf\n", now);
mg_set_timer(c, next); // Send us timer event again after 0.5 seconds
break;
}
}
}
int main(void) {
struct mg_mgr mgr;
struct mg_connection *c;
mg_mgr_init(&mgr, NULL);
c = mg_bind(&mgr, s_http_port, ev_handler);
if (c == NULL) {
printf("Cannot start on port %s\n", s_http_port);
return EXIT_FAILURE;
}
// Set up HTTP server parameters
mg_set_protocol_http_websocket(c);
s_http_server_opts.document_root = "."; // Serve current directory
// Send us MG_EV_TIMER event after 2.5 seconds
mg_set_timer(c, mg_time() + 2.5);
printf("Starting on port %s, time: %.2lf\n", s_http_port, mg_time());
for (;;) {
mg_mgr_poll(&mgr, 1000);
}
mg_mgr_free(&mgr);
return EXIT_SUCCESS;
}