From: Art Cancro <ajc@uncensored.citadel.org>
Date: Thu, 19 Apr 2012 16:09:10 +0000 (-0400)
Subject: Replacement ctdl_getline()
X-Git-Tag: v8.11~81
X-Git-Url: https://code.citadel.org/?p=citadel.git;a=commitdiff_plain;h=8346162122d4195f28282d16b306a97efc9d7970

Replacement ctdl_getline()
---

diff --git a/citadel/textclient/commands.c b/citadel/textclient/commands.c
index a1ac03501..33c0d6927 100644
--- a/citadel/textclient/commands.c
+++ b/citadel/textclient/commands.c
@@ -492,7 +492,7 @@ int yesno_d(int d)
  * string		Pointer to string buffer
  * lim			Maximum length
  * noshow		Echo asterisks instead of keystrokes?
- * bs			Allow backspacing out of the prompt? (NOT IMPLEMENTED YET)
+ * bs			Allow backspacing out of the prompt? (returns -1 if this happens)
  *
  * returns: string length
  */
@@ -512,6 +512,11 @@ int ctdl_getline(char *string, int lim, int noshow, int bs)
 			scr_putc(8); scr_putc(32); scr_putc(8);
 		}
 
+		else if ((ch == 8) && (pos == 0) && (bs)) {		/* backspace out of the prompt */
+			async_ka_end();
+			return(-1);
+		}
+
 		else if ((ch == 23) && (pos > 0)) {			/* Ctrl-W deletes a word */
 			while ((pos > 0) && !isspace(string[pos])) {
 				--pos;