irssi/fuzz-support/fuzz.diff

diff --git a/src/core/network.c b/src/core/network.c
index 3e1b7c7..1e5324a 100644
--- a/src/core/network.c
+++ b/src/core/network.c
@@ -199,6 +199,10 @@ GIOChannel *net_connect_ip(IPADDR *ip, int port, IPADDR *my_ip)
 /* Connect to named UNIX socket */
 GIOChannel *net_connect_unix(const char *path)
 {
+	if (strcmp(path, "/dev/stdin") == 0) {
+		return g_io_channel_new(0);
+	}
+
 	struct sockaddr_un sa;
 	int handle, ret;
 
@@ -336,6 +340,8 @@ int net_receive(GIOChannel *handle, char *buf, int len)
 /* Transmit data, return number of bytes sent, -1 = error */
 int net_transmit(GIOChannel *handle, const char *data, int len)
 {
+	return write(1, data, len);
+
         gsize ret;
 	GIOStatus status;
 	GError *err = NULL;
@@ -495,6 +501,7 @@ int net_host2ip(const char *host, IPADDR *ip)
 /* Get socket error */
 int net_geterror(GIOChannel *handle)
 {
+	return 0;
 	int data;
 	socklen_t len = sizeof(data);
 
diff --git a/src/core/servers-reconnect.c b/src/core/servers-reconnect.c
index 58c9dd0..0c6ec1b 100644
--- a/src/core/servers-reconnect.c
+++ b/src/core/servers-reconnect.c
@@ -484,7 +484,8 @@ void servers_reconnect_init(void)
 	reconnects = NULL;
 	last_reconnect_tag = 0;
 
-	reconnect_timeout_tag = g_timeout_add(1000, (GSourceFunc) server_reconnect_timeout, NULL);
+	(void) server_reconnect_timeout;
+
 	read_settings();
 
 	signal_add("server connect failed", (SIGNAL_FUNC) sig_reconnect);
diff --git a/src/core/settings.c b/src/core/settings.c
index e65ceb2..f9dc678 100644
--- a/src/core/settings.c
+++ b/src/core/settings.c
@@ -704,7 +704,10 @@ int irssi_config_is_changed(const char *fname)
 
 static CONFIG_REC *parse_configfile(const char *fname)
 {
-	CONFIG_REC *config;
+	CONFIG_REC *config = config_open(NULL, -1);
+	config_parse_data(config, default_config, "internal");
+	return config;
+
 	struct stat statbuf;
         const char *path;
 	char *str;
@@ -871,8 +874,6 @@ void settings_init(void)
 	init_configfile();
 
 	settings_add_bool("misc", "settings_autosave", TRUE);
-	timeout_tag = g_timeout_add(SETTINGS_AUTOSAVE_TIMEOUT,
-				    (GSourceFunc) sig_autosave, NULL);
 	signal_add("irssi init finished", (SIGNAL_FUNC) sig_init_finished);
 	signal_add("gui exit", (SIGNAL_FUNC) sig_autosave);
 }
diff --git a/src/fe-common/core/fe-common-core.c b/src/fe-common/core/fe-common-core.c
index 1b2ab1e..4344cd9 100644
--- a/src/fe-common/core/fe-common-core.c
+++ b/src/fe-common/core/fe-common-core.c
@@ -320,6 +320,8 @@ static void autoconnect_servers(void)
 	GSList *tmp, *chatnets;
 	char *str;
 
+	return;
+
 	if (autocon_server != NULL) {
 		/* connect to specified server */
 		if (autocon_password == NULL)
@@ -390,6 +392,7 @@ static void sig_setup_changed(void)
 
 static void autorun_startup(void)
 {
+	return;
 	char *path;
 	GIOChannel *handle;
 	GString *buf;
diff --git a/src/fe-common/core/themes.c b/src/fe-common/core/themes.c
index 2b1459b..2e518a1 100644
--- a/src/fe-common/core/themes.c
+++ b/src/fe-common/core/themes.c
@@ -790,9 +790,8 @@ static void theme_read_module(THEME_REC *theme, const char *module)
 {
 	CONFIG_REC *config;
 
-	config = config_open(theme->path, -1);
-	if (config != NULL)
-		config_parse(config);
+	config = config_open(NULL, -1);
+	config_parse_data(config, default_theme, "internal");
 
 	theme_init_module(theme, module, config);
 
@@ -987,7 +986,7 @@ static int theme_read(THEME_REC *theme, const char *path)
 	THEME_READ_REC rec;
         char *str;
 
-	config = config_open(path, -1) ;
+	config = config_open(NULL, -1) ;
 	if (config == NULL) {
 		/* didn't exist or no access? */
 		str = g_strdup_printf("Error reading theme file %s: %s",
@@ -997,7 +996,7 @@ static int theme_read(THEME_REC *theme, const char *path)
 		return FALSE;
 	}
 
-	if (path == NULL)
+	if (1)
 		config_parse_data(config, default_theme, "internal");
         else
 		config_parse(config);
@@ -1200,6 +1199,7 @@ static void module_save(const char *module, MODULE_THEME_REC *rec,
 
 static void theme_save(THEME_REC *theme, int save_all)
 {
+	return;
 	CONFIG_REC *config;
 	THEME_SAVE_REC data;
 	char *path;
diff --git a/src/fe-text/gui-readline.c b/src/fe-text/gui-readline.c
index 7c71edd..6bf2177 100644
--- a/src/fe-text/gui-readline.c
+++ b/src/fe-text/gui-readline.c
@@ -1126,7 +1126,6 @@ void gui_readline_init(void)
 	paste_timeout_id = -1;
 	paste_bracketed_mode = FALSE;
 	g_get_current_time(&last_keypress);
-        input_listen_init(STDIN_FILENO);
 
 	settings_add_bool("lookandfeel", "term_appkey_mode", TRUE);
 	settings_add_str("history", "scroll_page_count", "/2");
diff --git a/src/fe-text/irssi.c b/src/fe-text/irssi.c
index ad79e0c..84d0c5c 100644
--- a/src/fe-text/irssi.c
+++ b/src/fe-text/irssi.c
@@ -314,20 +314,16 @@ int main(int argc, char **argv)
 	textui_finish_init();
 	main_loop = g_main_loop_new(NULL, TRUE);
 
+#ifdef __AFL_HAVE_MANUAL_CONTROL
+	__AFL_INIT();
+#endif
+
+	signal_emit("command connect", 1, "/dev/stdin 6667");
+
 	/* Does the same as g_main_run(main_loop), except we
 	   can call our dirty-checker after each iteration */
 	while (!quitting) {
-		term_refresh_freeze();
 		g_main_context_iteration(NULL, TRUE);
-                term_refresh_thaw();
-
-		if (reload_config) {
-                        /* SIGHUP received, do /RELOAD */
-			reload_config = FALSE;
-                        signal_emit("command reload", 1, "");
-		}
-
-		dirty_check();
 	}
 
 	g_main_loop_unref(main_loop);
diff --git a/src/fe-text/term-terminfo.c b/src/fe-text/term-terminfo.c
index b2478c6..cebe260 100644
--- a/src/fe-text/term-terminfo.c
+++ b/src/fe-text/term-terminfo.c
@@ -29,6 +29,10 @@
 #include <termios.h>
 #include <stdio.h>
 
+#undef putc
+#define putc(x, y) (void) (x)
+#define fputc(x, y) (void) (x), 0
+
 /* returns number of characters in the beginning of the buffer being a
    a single character, or -1 if more input is needed. The character will be
    saved in result */
@@ -113,7 +117,8 @@ int term_init(void)
 	vcmove = FALSE; cforcemove = TRUE;
         curs_visible = TRUE;
 
-	current_term = terminfo_core_init(stdin, stdout);
+	FILE *devnull = fopen("/dev/null", "r+");
+	current_term = terminfo_core_init(devnull, devnull);
 	if (current_term == NULL)
 		return FALSE;
 
@@ -670,6 +675,7 @@ void term_set_input_type(int type)
 
 void term_gets(GArray *buffer, int *line_count)
 {
+	return;
 	int ret, i, char_len;
 
         /* fread() doesn't work */
diff --git a/src/fe-text/terminfo-core.c b/src/fe-text/terminfo-core.c
index 9c9179a..6349935 100644
--- a/src/fe-text/terminfo-core.c
+++ b/src/fe-text/terminfo-core.c
@@ -6,6 +6,10 @@
 #  define _POSIX_VDISABLE 0
 #endif
 
+#undef putc
+#define putc(x, y) (void) (x)
+#define fputc(x, y) (void) (x), 0
+
 #define tput(s) tputs(s, 0, term_putchar)
 inline static int term_putchar(int c)
 {
diff --git a/src/irc/core/irc.c b/src/irc/core/irc.c
index 4dce3fc..25fbb34 100644
--- a/src/irc/core/irc.c
+++ b/src/irc/core/irc.c
@@ -383,12 +383,13 @@ static void irc_parse_incoming(SERVER_REC *server)
 		signal_emit_id(signal_server_incoming, 2, server, str);
 
 		if (server->connection_lost)
-			server_disconnect(server);
+			exit(0);
 
 		count++;
 	}
 	if (ret == -1) {
 		/* connection lost */
+		exit(0);
 		server->connection_lost = TRUE;
 		server_disconnect(server);
 	}
diff --git a/src/lib-config/write.c b/src/lib-config/write.c
index 37e51f0..ee82726 100644
--- a/src/lib-config/write.c
+++ b/src/lib-config/write.c
@@ -299,6 +299,8 @@ static int config_write_block(CONFIG_REC *rec, CONFIG_NODE *node, int list, int
 
 int config_write(CONFIG_REC *rec, const char *fname, int create_mode)
 {
+	return 0;
+
 	int ret;
 	int fd;
 
diff --git a/src/perl/perl-core.c b/src/perl/perl-core.c
index 2c61df7..485fe25 100644
--- a/src/perl/perl-core.c
+++ b/src/perl/perl-core.c
@@ -395,6 +395,7 @@ int perl_get_api_version(void)
 
 void perl_scripts_autorun(void)
 {
+	return;
 	DIR *dirp;
 	struct dirent *dp;
 	struct stat statbuf;