X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=st.c;h=79bb6aa63b5d745543c830cdec8bc8e655cbecf0;hb=b0310fba5de0c519eae0c8a2817ccc7bfcdd5222;hp=b2bcfe9b5eb3a26153c5815e8174fbc647a2e893;hpb=ecac5ee35ef006001b280461ed3f9812d855250c;p=st.git

diff --git a/st.c b/st.c
index b2bcfe9..79bb6aa 100644
--- a/st.c
+++ b/st.c
@@ -1,4 +1,4 @@
-/* See LICENSE for licence details. */
+/* See LICENSE for license details. */
 #include <ctype.h>
 #include <errno.h>
 #include <fcntl.h>
@@ -944,7 +944,7 @@ getsel(void) {
 	ptr = str = xmalloc(bufsize);
 
 	/* append every set & selected glyph to the selection */
-	for(y = sel.nb.y; y < sel.ne.y + 1; y++) {
+	for(y = sel.nb.y; y <= sel.ne.y; y++) {
 		linelen = tlinelen(y);
 
 		if(sel.type == SEL_RECTANGULAR) {
@@ -1571,11 +1571,9 @@ tmoveto(int x, int y) {
 		miny = 0;
 		maxy = term.row - 1;
 	}
-	LIMIT(x, 0, term.col-1);
-	LIMIT(y, miny, maxy);
 	term.c.state &= ~CURSOR_WRAPNEXT;
-	term.c.x = x;
-	term.c.y = y;
+	term.c.x = LIMIT(x, 0, term.col-1);
+	term.c.y = LIMIT(y, miny, maxy);
 }
 
 void
@@ -2769,7 +2767,6 @@ tresize(int col, int row) {
 	int i;
 	int minrow = MIN(row, term.row);
 	int mincol = MIN(col, term.col);
-	int slide = term.c.y - row + 1;
 	bool *bp;
 	TCursor c;
 
@@ -2779,20 +2776,18 @@ tresize(int col, int row) {
 		return;
 	}
 
-	/* free unneeded rows */
-	i = 0;
-	if(slide > 0) {
-		/*
-		 * slide screen to keep cursor where we expect it -
-		 * tscrollup would work here, but we can optimize to
-		 * memmove because we're freeing the earlier lines
-		 */
-		for(/* i = 0 */; i < slide; i++) {
-			free(term.line[i]);
-			free(term.alt[i]);
-		}
-		memmove(term.line, term.line + slide, row * sizeof(Line));
-		memmove(term.alt, term.alt + slide, row * sizeof(Line));
+	/*
+	 * slide screen to keep cursor where we expect it -
+	 * tscrollup would work here, but we can optimize to
+	 * memmove because we're freeing the earlier lines
+	 */
+	for(i = 0; i <= term.c.y - row; i++) {
+		free(term.line[i]);
+		free(term.alt[i]);
+	}
+	if(i > 0) {
+		memmove(term.line, term.line + i, row * sizeof(Line));
+		memmove(term.alt, term.alt + i, row * sizeof(Line));
 	}
 	for(i += row; i < term.row; i++) {
 		free(term.line[i]);
@@ -3917,17 +3912,13 @@ run(void) {
 	long deltatime;
 
 	/* Waiting for window mapping */
-	while(1) {
+	do {
 		XNextEvent(xw.dpy, &ev);
-		if(XFilterEvent(&ev, None))
-			continue;
 		if(ev.type == ConfigureNotify) {
 			w = ev.xconfigure.width;
 			h = ev.xconfigure.height;
-		} else if(ev.type == MapNotify) {
-			break;
 		}
-	}
+	} while(ev.type != MapNotify);
 
 	ttynew();
 	cresize(w, h);