Blog: 2025-02-23 - Revision history

Razzi at 05:39, 24 February 2025

2025-02-24T05:39:29Z

← Older revision		Revision as of 00:39, 24 February 2025
Line 88:		Line 88:
	and in <code>~/.profile</code>:		and in <code>~/.profile</code>:
	export LUA_CPATH="/usr/local/lib/lua/5.4/?.so;$HOME/.luarocks/lib/lua/5.4/?.so"		export LUA_CPATH="/usr/local/lib/lua/5.4/?.so;$HOME/.luarocks/lib/lua/5.4/?.so"

			Links:
			* https://github.com/booksbyus/zguide/tree/master/examples
			* https://zguide.zeromq.org/docs/chapter1/

Razzi at 05:34, 24 February 2025

2025-02-24T05:34:42Z

← Older revision		Revision as of 00:34, 24 February 2025
Line 5:		Line 5:
	hack $ ./hwserver		hack $ ./hwserver
	</pre>		</pre>


			Some sockets with the zmq

			<pre>
			-- hwclient.lua
			local zmq = require "zmq"

			local context = zmq.init(1)

			local socket = context:socket(zmq.REQ)
			socket:connect("tcp://localhost:5555")

			for n=1, 10 do
			print("Sending Hello " .. n .. "...")
			socket:send("HIIII -lua")
			local reply = socket:recv()
			print("Received " .. n .. " [" .. reply .. "]")
			end

			socket:close()
			context:term()
			</pre>

			<pre>
			// hwclient.c
			#include <zmq.h>
			#include <string.h>
			#include <stdio.h>
			#include <unistd.h>

			int main() {
			printf("Connecting to hello world server...\n");
			void *context = zmq_ctx_new();
			void *requester = zmq_socket(context, ZMQ_REQ);
			zmq_connect(requester, "tcp://localhost:5555");

			int request_nbr;
			char outgoing[8];
			for (request_nbr = 0; request_nbr < 10; request_nbr++) {
			char buffer[10];
			printf("Sending Hello %d...\n", request_nbr);
			sprintf(outgoing, "Hello %d", request_nbr);
			zmq_send(requester, outgoing, 10, 0);
			zmq_recv(requester, buffer, 10, 0);
			printf("Received World %d\n", request_nbr);
			}

			zmq_close(requester);
			zmq_ctx_destroy(context);
			return 0;
			}
			</pre>

			<pre>
			// hwserver.c
			#include <zmq.h>
			#include <stdio.h>
			#include <unistd.h>
			#include <string.h>
			#include <assert.h>

			int main() {
			void *context = zmq_ctx_new();
			void *responder = zmq_socket(context, ZMQ_REP);

			int rc = zmq_bind(responder, "tcp://*:5555");
			assert (rc == 0);

			while (1) {
			char buffer[10];
			zmq_recv(responder, buffer, 10, 0);
			printf("received %s\n", buffer);
			sleep(1);
			zmq_send(responder, "world", 5, 0);
			}

			return 0;
			}
			</pre>

			and in <code>~/.profile</code>:
			export LUA_CPATH="/usr/local/lib/lua/5.4/?.so;$HOME/.luarocks/lib/lua/5.4/?.so"

Razzi: Created page with "Fun with the gcc compiler and linker

 hack $ gcc-14 -L /usr/local/lib/ -I /usr/local/include/ -Wall -Werror -l zmq hwserver.c -o hwserver hack $ ./hwserver

2025-02-24T05:03:54Z

Created page with "Fun with the gcc compiler and linker <pre> hack $ gcc-14 -L /usr/local/lib/ -I /usr/local/include/ -Wall -Werror -l zmq hwserver.c -o hwserver hack $ ./hwserver </pre>"

New page

Fun with the gcc compiler and linker

<pre>
hack $ gcc-14 -L /usr/local/lib/ -I /usr/local/include/ -Wall -Werror -l zmq hwserver.c -o hwserver
hack $ ./hwserver
</pre>

Blog: 2025-02-23 - Revision history

Razzi at 05:39, 24 February 2025

Razzi at 05:34, 24 February 2025

Razzi: Created page with "Fun with the gcc compiler and linker hack $ gcc-14 -L /usr/local/lib/ -I /usr/local/include/ -Wall -Werror -l zmq hwserver.c -o hwserver hack $ ./hwserver "

Razzi: Created page with "Fun with the gcc compiler and linker
hack $ gcc-14 -L /usr/local/lib/ -I /usr/local/include/ -Wall -Werror -l zmq hwserver.c -o hwserver hack $ ./hwserver
"