don't display "Unknown Command" on the statusbar if we get an unknown

escape sequence at the statusbar prompt


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3631 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

src/proto.h

@@ -721,7 +721,7 @@ int parse_kbinput(WINDOW *win, bool *meta_key, bool *func_key);
 int get_escape_seq_kbinput(const int *seq, size_t seq_len, bool
 	*ignore_seq);
 int get_escape_seq_abcd(int kbinput);
-int parse_escape_seq_kbinput(int kbinput);
+int parse_escape_seq_kbinput(int kbinput, bool *ignore_seq);
 int get_byte_kbinput(int kbinput);
 #ifdef ENABLE_UTF8
 long add_unicode_digit(int kbinput, long factor, long *uni);

src/winio.c

@@ -517,8 +517,20 @@ int parse_kbinput(WINDOW *win, bool *meta_key, bool *func_key)
 		    if (get_key_buffer_len() == 0) {
 			*meta_key = TRUE;
 			retval = tolower(*kbinput);
-		    } else
-			retval = parse_escape_seq_kbinput(*kbinput);
+		    } else {
+			bool ignore_seq;
+
+			retval = parse_escape_seq_kbinput(*kbinput,
+				&ignore_seq);
+
+			/* If the escape sequence is unrecognized and
+			 * not ignored, throw it out. */
+			if (retval == ERR && *ignore_seq == FALSE) {
+			    if (win == edit)
+				statusbar(_("Unknown Command"));
+			    beep();
+			}
+		    }
 		    break;
 		case 2:
 		    /* Two escapes followed by one or more decimal
@@ -1140,13 +1152,14 @@ int get_escape_seq_abcd(int kbinput)
 }
 
 /* Interpret the escape sequence in the keystroke buffer, the first
- * character of which is kbinput.  Assume that the keystroke buffer
- * isn't empty, and that the initial escape has already been read in. */
-int parse_escape_seq_kbinput(int kbinput)
+ * character of which is kbinput.  If we want to ignore the escape
+ * sequence, set retval to ERR and ignore_seq to TRUE.  Assume that the
+ * keystroke buffer isn't empty, and that the initial escape has already
+ * been read in. */
+int parse_escape_seq_kbinput(int kbinput, bool *ignore_seq)
 {
     int retval, *seq;
     size_t seq_len;
-    bool ignore_seq;
 
     /* Put back the non-escape character, get the complete escape
      * sequence, translate the sequence into its corresponding key
@@ -1154,19 +1167,12 @@ int parse_escape_seq_kbinput(int kbinput)
     unget_input(&kbinput, 1);
     seq_len = get_key_buffer_len();
     seq = get_input(NULL, seq_len);
-    retval = get_escape_seq_kbinput(seq, seq_len, &ignore_seq);
-
-    /* If the escape sequence is unrecognized and not ignored, throw it
-     * out, and indicate this on the statusbar. */
-    if (retval == ERR && !ignore_seq) {
-	statusbar(_("Unknown Command"));
-	beep();
-    }
+    retval = get_escape_seq_kbinput(seq, seq_len, ignore_seq);
 
     free(seq);
 
 #ifdef DEBUG
-    fprintf(stderr, "parse_escape_seq_kbinput(): kbinput = %d, seq_len = %lu, ignore_seq = %d, retval = %d\n", kbinput, (unsigned long)seq_len, (int)ignore_seq, retval);
+    fprintf(stderr, "parse_escape_seq_kbinput(): kbinput = %d, ignore_seq = %d, seq_len = %lu, retval = %d\n", kbinput, (int)ignore_seq, (unsigned long)seq_len, retval);
 #endif
 
     return retval;