Use ioctl to retreive screen's size in tresize.

The curses (ncurses) library does not automatically get the new size of
the terminal, thus, we must rely on an ioctl to retreive it and inform
ncurses with a resizeterm call.

1 files changed, 8 insertions, 3 deletions

diff --git a/irc.c b/irc.c
index a7e68f6..71f7fe1 100644
--- a/irc.c
+++ b/irc.c
@@ -16,6 +16,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <sys/select.h>
+#include <sys/ioctl.h>
 #include <netinet/in.h>
 #include <netinet/tcp.h>
 #include <netdb.h>
@@ -347,13 +348,17 @@ tinit(void)
 static void
 tresize(void)
 {
+	struct winsize ws;
+
 	winchg=0;
-	getmaxyx(stdscr, scr.y, scr.x);
-	if (scr.y<3 || scr.x<10) panic("Screen too small.");
+	ioctl(0, TIOCGWINSZ, &ws);
+	resizeterm(scr.y=ws.ws_row, scr.x=ws.ws_col);
+	if (scr.y<3 || scr.x<10)
+		panic("Screen too small.");
 	wresize(scr.mw, scr.y-2, scr.x);
 	wresize(scr.iw, 1, scr.x);
 	wresize(scr.sw, 1, scr.x);
-	mvwin(scr.iw, scr.y-1, 1);
+	mvwin(scr.iw, scr.y-1, 0);
 	tredraw();
 }