Add /etc/passwd support - slock - My fancy fork of slock
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       ---
   DIR commit 9db14b10dd09336c6a8fe283f99108c9acc4667a
   DIR parent 6a5512835485ac501d983161ca15b311a95c5649
  HTML Author: FRIGN <dev@frign.de>
       Date:   Tue,  3 Jun 2014 19:19:10 +0200
       
       Add /etc/passwd support
       
       Fix slock to work with /etc/passwd without /etc/shadow.
       while we're at it, remove an occurence of trailing whitespace.
       
       Diffstat:
         M slock.c                             |       4 ++--
       
       1 file changed, 2 insertions(+), 2 deletions(-)
       ---
   DIR diff --git a/slock.c b/slock.c
       @@ -75,7 +75,7 @@ getpw(void) { /* only run as root */
                rval =  pw->pw_passwd;
        
        #if HAVE_SHADOW_H
       -        if (strlen(rval) >= 1) { /* kludge, assumes pw placeholder entry has len >= 1 */
       +        if (rval[0] == 'x' && rval[1] == '\0') {
                        struct spwd *sp;
                        sp = getspnam(getenv("USER"));
                        if(!sp)
       @@ -147,7 +147,7 @@ readpw(Display *dpy, const char *pws)
                                                --len;
                                        break;
                                default:
       -                                if(num && !iscntrl((int) buf[0]) && (len + num < sizeof passwd)) { 
       +                                if(num && !iscntrl((int) buf[0]) && (len + num < sizeof passwd)) {
                                                memcpy(passwd + len, buf, num);
                                                len += num;
                                        }