From 34c3d2116a38f8e1fe993e9b4c11cc3d2bd28b94 Mon Sep 17 00:00:00 2001
From: Arun Prakash Jana <engineerarun@gmail.com>
Date: Mon, 26 Apr 2021 00:29:35 +0530
Subject: [PATCH] Bksp/Del at empty filter prompt to refresh dir and retain
 prompt

---
 nnn.1     | 2 ++
 src/nnn.c | 9 ++++++---
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/nnn.1 b/nnn.1
index bab27e79..8c06a1cf 100644
--- a/nnn.1
+++ b/nnn.1
@@ -214,6 +214,8 @@ Special keys at \fBempty filter prompt\fR:
    :   | Toggle case-sensitivity
   ^L   | Clear filter (\fIif prompt is non-empty\fR)
        | OR apply last filter
+  Bksp | Stay at filter prompt and refresh dir
+  Del  | Stay at filter prompt and refresh dir
 ------ + ---------------------------------------
 .Ed
 .Pp
diff --git a/src/nnn.c b/src/nnn.c
index 5928b4ba..ddff97e0 100644
--- a/src/nnn.c
+++ b/src/nnn.c
@@ -2857,8 +2857,10 @@ static int filterentries(char *path, char *lastname)
 				wln[--len] = '\0';
 				wcstombs(ln, wln, REGEX_MAX);
 				ndents = total;
-			} else
-				continue;
+			} else {
+				*ch = FILTER;
+				goto end;
+			}
 			// fallthrough
 		case CONTROL('L'):
 			if (*ch == CONTROL('L')) {
@@ -6436,11 +6438,12 @@ nochange:
 			}
 #endif
 			presel = filterentries(path, lastname);
-
 			if (presel == ESC) {
 				presel = 0;
 				break;
 			}
+			if (presel == FILTER) /* Refresh dir and filter again */
+				goto begin;
 			goto nochange;
 		case SEL_MFLTR: // fallthrough
 		case SEL_HIDDEN: // fallthrough