MFC r293190: MFV r293125: less v481.

Relnotes:	yes

1 files changed, 28 insertions, 5 deletions

diff --git a/contrib/less/forwback.c b/contrib/less/forwback.c
index 0166266..9626dc1 100644
--- a/contrib/less/forwback.c
+++ b/contrib/less/forwback.c
@@ -1,6 +1,6 @@
 /* $FreeBSD$ */
 /*
- * Copyright (C) 1984-2012  Mark Nudelman
+ * Copyright (C) 1984-2015  Mark Nudelman
  *
  * You may distribute under the terms of either the GNU General Public
  * License or the Less License, as specified in the README file.
@@ -21,6 +21,7 @@ public int screen_trashed;
 public int squished;
 public int no_back_scroll = 0;
 public int forw_prompt;
+public int same_pos_bell = 1;
 
 extern int sigs;
 extern int top_scroll;
@@ -34,6 +35,11 @@ extern int ignore_eoi;
 extern int clear_bg;
 extern int final_attr;
 extern int oldbot;
+#if HILITE_SEARCH
+extern int size_linebuf;
+extern int hilite_search;
+extern int status_col;
+#endif
 #if TAGS
 extern char *tagoption;
 #endif
@@ -126,7 +132,6 @@ forw(n, pos, force, only_last, nblank)
 	int only_last;
 	int nblank;
 {
-	int eof = 0;
 	int nlines = 0;
 	int do_repaint;
 	static int first_time = 1;
@@ -145,6 +150,13 @@ forw(n, pos, force, only_last, nblank)
 	do_repaint = (only_last && n > sc_height-1) || 
 		(forw_scroll >= 0 && n > forw_scroll && n != sc_height-1);
 
+#if HILITE_SEARCH
+	if (hilite_search == OPT_ONPLUS || is_filtering() || status_col) {
+		prep_hilite(pos, pos + 4*size_linebuf, ignore_eoi ? 1 : -1);
+		pos = next_unfiltered(pos);
+	}
+#endif
+
 	if (!do_repaint)
 	{
 		if (top_scroll && n >= sc_height - 1 && pos != ch_length())
@@ -206,6 +218,9 @@ forw(n, pos, force, only_last, nblank)
 			 * Get the next line from the file.
 			 */
 			pos = forw_line(pos);
+#if HILITE_SEARCH
+			pos = next_unfiltered(pos);
+#endif
 			if (pos == NULL_POSITION)
 			{
 				/*
@@ -214,7 +229,6 @@ forw(n, pos, force, only_last, nblank)
 				 * Even if force is true, stop when the last
 				 * line in the file reaches the top of screen.
 				 */
-				eof = 1;
 				if (!force && position(TOP) != NULL_POSITION)
 					break;
 				if (!empty_lines(0, 0) && 
@@ -276,7 +290,7 @@ forw(n, pos, force, only_last, nblank)
 		forw_prompt = 1;
 	}
 
-	if (nlines == 0)
+	if (nlines == 0 && same_pos_bell)
 		eof_bell();
 	else if (do_repaint)
 		repaint();
@@ -299,11 +313,20 @@ back(n, pos, force, only_last)
 
 	squish_check();
 	do_repaint = (n > get_back_scroll() || (only_last && n > sc_height-1));
+#if HILITE_SEARCH
+	if (hilite_search == OPT_ONPLUS || is_filtering() || status_col) {
+		prep_hilite((pos < 3*size_linebuf) ?  0 : pos - 3*size_linebuf, pos, -1);
+	}
+#endif
 	while (--n >= 0)
 	{
 		/*
 		 * Get the previous line of input.
 		 */
+#if HILITE_SEARCH
+		pos = prev_unfiltered(pos);
+#endif
+
 		pos = back_line(pos);
 		if (pos == NULL_POSITION)
 		{
@@ -327,7 +350,7 @@ back(n, pos, force, only_last)
 		}
 	}
 
-	if (nlines == 0)
+	if (nlines == 0 && same_pos_bell)
 		eof_bell();
 	else if (do_repaint)
 		repaint();