X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=st.c;h=6371167b43516e21df5d15a5f2156425be11b6d8;hb=58a57a23051deba7c77901c9971d839a0db05db0;hp=397f6a6294ca9c7c9f2062e4eb8638932dbbb197;hpb=c5a9b799d44be9c0fa4264dc34d9dd61321be795;p=st.git

diff --git a/st.c b/st.c
index 397f6a6..6371167 100644
--- a/st.c
+++ b/st.c
@@ -48,7 +48,7 @@
 #define ESC_ARG_SIZ   16
 #define STR_BUF_SIZ   256
 #define STR_ARG_SIZ   16
-#define DRAW_BUF_SIZ  1024
+#define DRAW_BUF_SIZ  20*1024
 #define UTF_SIZ       4
 #define XK_NO_MOD     UINT_MAX
 #define XK_ANY_MOD    0
@@ -561,8 +561,11 @@ bpress(XEvent *e) {
 	if(IS_SET(MODE_MOUSE))
 		mousereport(e);
 	else if(e->xbutton.button == Button1) {
-		if(sel.bx != -1)
+		if(sel.bx != -1) {
+			sel.bx = -1;
 			tsetdirt(sel.b.y, sel.e.y);
+			draw();
+		}
 		sel.mode = 1;
 		sel.ex = sel.bx = X2COL(e->xbutton.x);
 		sel.ey = sel.by = Y2ROW(e->xbutton.y);
@@ -2316,8 +2319,7 @@ resize(XEvent *e) {
 	row = (xw.h - 2*BORDER) / xw.ch;
 	if(col == term.col && row == term.row)
 		return;
-	if(tresize(col, row))
-		draw();
+	tresize(col, row);
 	xresize(col, row);
 	ttyresize(col, row);
 }
@@ -2326,7 +2328,8 @@ void
 run(void) {
 	XEvent ev;
 	fd_set rfd;
-	int xfd = XConnectionNumber(xw.dpy);
+	int xfd = XConnectionNumber(xw.dpy), i;
+	struct timeval drawtimeout;
 
 	for(;;) {
 		FD_ZERO(&rfd);
@@ -2337,9 +2340,29 @@ run(void) {
 				continue;
 			die("select failed: %s\n", SERRNO);
 		}
-		if(FD_ISSET(cmdfd, &rfd))
+
+		/*
+		 * Stop after a certain number of reads so the user does not
+		 * feel like the system is stuttering.
+		 */
+		for(i = 0; i < 1000 && FD_ISSET(cmdfd, &rfd); i++) {
 			ttyread();
 
+			FD_ZERO(&rfd);
+			FD_SET(cmdfd, &rfd);
+			/*
+			 * Just wait a bit so it isn't disturbing the
+			 * user and the system is able to write something.
+			 */
+			drawtimeout.tv_sec = 0;
+			drawtimeout.tv_usec = 5;
+			if(select(cmdfd+1, &rfd, NULL, NULL, &drawtimeout) < 0) {
+				if(errno == EINTR)
+					continue;
+				die("select failed: %s\n", SERRNO);
+			}
+		}
+
 		while(XPending(xw.dpy)) {
 			XNextEvent(xw.dpy, &ev);
 			if(XFilterEvent(&ev, xw.win))