do not have a stroke on multiple users messaging

Makefile

@@ -6,7 +6,7 @@ ifeq ($(DEBUG), 1)
   CFLAGS += -Wall -Wextra -Wpedantic 
   CFLAGS += -DDEBUG -O0 -ggdb -fno-inline	
 else
-  CFLAGS += -O3 -fno-stack-protector -fno-exceptions -fno-rtti
+  CFLAGS += -O3 -fno-stack-protector -fno-rtti
 endif
 
 LDLIBS := -lircclient
@@ -17,15 +17,12 @@ OUT := hibot
 SOURCE.d := source/
 SOURCE   := main.c
 SOURCE   := $(addprefix ${SOURCE.d}, ${SOURCE})
-HEADER   := config.inc log.h bot.h
+HEADER   := config.inc version.inc log.h bot.h syntax.h
 HEADER   := $(addprefix ${SOURCE.d}, ${HEADER})
 
-${OUT}:
+${OUT}: ${SOURCE} ${HEADER}
 	${CC} ${CFLAGS} -o $@ ${SOURCE} ${LDLIBS}
 
-static: ${SOURCE} ${HEADER}
-	${CC} -static ${CFLAGS} $$(pkg-config --libs openssl) -o $@ ${SOURCE} ${LDLIBS}
-
 run: ${OUT}
 	${OUT} irc.rizon.net:6665 "#/g/test"
 

source/bot.h

@@ -4,16 +4,138 @@
 
 #include <string.h>
 #include <ctype.h>
+#include <signal.h>
+#include <sys/time.h>
 
 extern syntax_setter_t syntax_functions[];
 
 static irc_session_t * session;
 static irc_callbacks_t callbacks;
 
+static inline
 void irc_message(const char * const message) {
 	irc_cmd_msg(session, channel, message);
 }
 
+static inline
+void irc_private_message(const char * const user, const char * const message) {
+	irc_cmd_msg(session, user, message);
+}
+
+static inline
+char * username_root(const char * const fullname){
+	char * r = (char *)fullname;
+	while (*(r++) != '!') { ; }
+	asprintf(&r, "From %.*s:", (int)(r - fullname)-1, fullname);
+	return r;
+}
+
+typedef struct {
+	int is_active;
+	char * user;
+	language_t language;
+	struct itimerval timer;
+	char * buffer[128];
+	unsigned int buffer_head;
+} request_t;
+
+void init_request(request_t * request) {
+	request->is_active = 0;
+	request->timer.it_value.tv_sec     = 0;
+	request->timer.it_value.tv_usec    = 0;
+	request->timer.it_interval.tv_sec  = 0;
+	request->timer.it_interval.tv_usec = 0;
+	request->buffer_head = 0;
+}
+
+request_t * request_queue[message_queue_size];
+unsigned int request_queue_head = 0;
+
+static inline
+void touch_request_timer(request_t * request) {
+	request->timer.it_value.tv_sec = message_timeout;
+	setitimer(ITIMER_REAL, &(request->timer), NULL);
+}
+
+void activate_request(request_t * request) {
+	request->is_active = 1;
+
+	/* message header */
+	char * short_name = username_root(request->user);
+	irc_message(short_name);
+	free(short_name);
+}
+
+request_t * take_request(const char * const user, language_t language) {
+	for (unsigned int i = 0; i < request_queue_head; i++) {
+		if(!strcmp(request_queue[i]->user, user)) {
+			return request_queue[i];
+		}
+	}
+
+	if (request_queue_head == message_queue_size) {
+		return NULL;
+	}
+
+	request_t * request = request_queue[request_queue_head];
+
+	request->language  = language;
+	request->user      = strdup(user);
+
+	if (request_queue_head == 0) {
+		activate_request(request);
+	}
+
+	++request_queue_head;
+
+	char * log_message;
+	asprintf(&log_message, "Took message: %p (%d)\n", (void*)request, request_queue_head);
+	log_notice(log_message);
+	free(log_message);
+
+	return request;
+}
+
+void drop_reqest() {
+	request_t * request = request_queue[0];
+
+	if (message_queue_size > 1) {
+		for (unsigned int i = 0; i < request_queue_head; i++) {
+			request_queue[i] = request_queue[i+1];
+		}
+		request_queue[request_queue_head] = request;
+	}
+	
+	--request_queue_head;
+
+	request->is_active = 0;
+	free(request->user);
+
+	if (request_queue_head) {
+		activate_request(request_queue[0]);
+		for (unsigned int i = 0; i < request_queue[0]->buffer_head; i++) {
+			irc_message(request_queue[0]->buffer[i]);
+			free(request_queue[0]->buffer[i]);
+		}
+		request_queue[0]->buffer_head = 0;
+		touch_request_timer(request_queue[0]);
+	}
+
+	char * log_message;
+	asprintf(&log_message, "Dropped message: %p (%d)\n", (void*)request, request_queue_head);
+	log_notice(log_message);
+	free(log_message);
+}
+
+void on_message_timeout(int unused) {
+	(void)unused;
+
+	/* message footer */
+	irc_message("--");
+
+	drop_reqest(request_queue);
+}
+
 static
 language_t translate_language(const char * const language) {
 	if (!strcmp(language, "C") || !strcmp(language, "C++")) {
@@ -106,15 +228,18 @@ void event_privmsg(irc_session_t * session,
 
 	/* Is code */
 	if (is_code) {
-		char * buffer = (char *)origin;
-		while (*(buffer++) != '!') { ; }
-		asprintf(&buffer, "From %.*s:", (int)(buffer - origin)-1, origin);
-		irc_message(buffer);
-		free(buffer);
+		request_t * request = take_request(origin, language);
+		if (!request) {
+			irc_private_message(origin, message_queue_full_message);
+			goto END;
+		}
 
-		irc_message(syntax_highlight(message));
-
-		irc_message("--");
+		if (request->is_active) {
+			touch_request_timer(request);
+			irc_message(syntax_highlight(message));
+		} else {
+			request->buffer[request->buffer_head++] = strdup(syntax_highlight(message));
+		}
 	}
 
 	END:
@@ -154,6 +279,12 @@ int connect_bot(const char * const server, const short port) {
 		log_notice("IRC Session initialized.");
 	}
 
+	for (unsigned int i = 0; i < message_queue_size; i++) {
+		request_queue[i] = (request_t*)malloc(sizeof(request_t));
+		init_request(request_queue[i]);
+	}
+	signal(SIGALRM, on_message_timeout);
+
 	irc_connect(session,
 	            server,
 	            port,

source/config.inc

@@ -1,7 +1,10 @@
 #ifndef CONFIG_INC
 
-const char * const username = PROGRAM_NAME;
-const char * const password = "";
+const char * const username                   = "hibot2"; //PROGRAM_NAME;
+const char * const password                   = "";
+const int          message_timeout            = 3;
+const char * const message_queue_full_message = "Air space too crowded in this area.";
+#define message_queue_size    3
 #define DEFAULT_LANGUAGE      C
 #define LOG_FILE              stdout
 

source/version.inc

@@ -1 +1 @@
-"1.0"
+"1.1"