error out early on crypt() fail - slock - simple X display locker utility
 (HTM) git clone git://git.suckless.org/slock
 (DIR) Log
 (DIR) Files
 (DIR) Refs
 (DIR) README
 (DIR) LICENSE
       ---
 (DIR) commit a98fba8971ab4b8d8b1f18422b808a79434d8923
 (DIR) parent dc2e8e839e4d72f5fec36c9a0474e6062a7a8f51
 (HTM) Author: Markus Teich <markus.teich@stusta.mhn.de>
       Date:   Fri, 23 Sep 2016 19:08:39 +0200
       
       error out early on crypt() fail
       
       Diffstat:
         M slock.c                             |       5 +++--
       
       1 file changed, 3 insertions(+), 2 deletions(-)
       ---
 (DIR) diff --git a/slock.c b/slock.c
       @@ -321,8 +321,9 @@ main(int argc, char **argv) {
        #endif
        
                hash = gethash();
       -        if (strlen(hash) < 2)
       -                die("slock: failed to get user password hash.\n");
       +        errno = 0;
       +        if (!crypt("", hash))
       +                die("slock: crypt: %s\n", strerror(errno));
        
                if (!(dpy = XOpenDisplay(NULL)))
                        die("slock: cannot open display\n");