yaft: rreturn pixel size over TIOCGWINSZ

yaft-pixelsize.diff

diff --git a/x/yaftx.c b/x/yaftx.c
index 891450d..6c63562 100644
--- a/x/yaftx.c
+++ b/x/yaftx.c
@@ -104,7 +104,8 @@ void xresize(struct xwindow *xw, struct terminal *term, XEvent *ev)
 
 	ws.ws_col = term->cols;
 	ws.ws_row = term->lines;
-	ws.ws_xpixel = ws.ws_ypixel = 0;
+        ws.ws_ypixel = CELL_HEIGHT * term->lines;
+        ws.ws_xpixel = CELL_WIDTH * term->cols;
 	ioctl(term->fd, TIOCSWINSZ, &ws);
 }
 
diff --git a/yaft.c b/yaft.c
index 6068da2..346a084 100644
--- a/yaft.c
+++ b/yaft.c
@@ -113,7 +113,7 @@ void fork_and_exec(int *master, int lines, int cols)
 	char *shell_env;
 	pid_t pid;
 	struct winsize ws = {.ws_row = lines, .ws_col = cols,
-		.ws_xpixel = 0, .ws_ypixel = 0};
+		.ws_xpixel = CELL_HEIGHT * lines, .ws_ypixel = CELL_WIDTH * width};
 
 	pid = eforkpty(master, NULL, NULL, &ws);