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slock-git-20161012-control-clear.diff (844B)

      1 diff --git a/config.def.h b/config.def.h
      2 index 6fba2b6..933152b 100644
      3 --- a/config.def.h
      4 +++ b/config.def.h
      5 @@ -10,3 +10,6 @@ static const char *colorname[NUMCOLS] = {
      6  
      7  /* treat a cleared input like a wrong password */
      8  static const int failonclear = 1;
      9 +
     10 +/* allow control key to trigger fail on clear */
     11 +static const int controlkeyclear = 0;
     12 diff --git a/slock.c b/slock.c
     13 index 4d7f06f..15552ef 100644
     14 --- a/slock.c
     15 +++ b/slock.c
     16 @@ -180,8 +180,9 @@ readpw(Display *dpy, struct xrandr *rr, struct lock **locks, int nscreens,
     17  					passwd[len--] = '\0';
     18  				break;
     19  			default:
     20 -				if (num && !iscntrl((int)buf[0]) &&
     21 -				    (len + num < sizeof(passwd))) {
     22 +				if (controlkeyclear && iscntrl((int)buf[0]))
     23 +					continue;
     24 +				if (num && (len + num < sizeof(passwd))) {
     25  					memcpy(passwd + len, buf, num);
     26  					len += num;
     27  				}