slock

commit a22244b184ca1a17576a944a8e4db194bc0e45f5
parent e483e736c9bc4a7c5d98ece27147f58056f783c1
Author: Alexander Balgavy <alexander.balgavy@spaceapplications.com>
Date:   Thu,  2 Nov 2023 16:59:36 +0100

control-clear patch

https://tools.suckless.org/slock/patches/control-clear/slock-git-20161012-control-clear.diff

Diffstat:
M
config.def.h
 | 
3
+++
M
slock.c
 | 
7
+++++--

2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/config.def.h b/config.def.h
@@ -11,3 +11,6 @@ static const char *colorname[NUMCOLS] = {
 
 /* treat a cleared input like a wrong password (color) */
 static const int failonclear = 1;
+
+/* allow control key to trigger fail on clear */
+static const int controlkeyclear = 0;
diff --git a/slock.c b/slock.c
@@ -181,8 +181,11 @@ readpw(Display *dpy, struct xrandr *rr, struct lock **locks, int nscreens,
 					passwd[--len] = '\0';
 				break;
 			default:
-				if (num && !iscntrl((int)buf[0]) &&
-				    (len + num < sizeof(passwd))) {
+				// if (num && !iscntrl((int)buf[0]) &&
+				//     (len + num < sizeof(passwd))) {
+				if (controlkeyclear && iscntrl((int)buf[0]))
+						continue;
+				if (num && (len + num < sizeof(passwd))) {
 					memcpy(passwd + len, buf, num);
 					len += num;
 				}