fixed usage string

[slock.git] / slock.c

diff --git a/slock.c b/slock.c
index 467937c..face75e 100644 (file)
--- a/slock.c
+++ b/slock.c
@@ -23,6 +23,8 @@
 #include <bsd_auth.h>
 #endif
 
 #include <bsd_auth.h>
 #endif
 

+#include "config.h"
+

 typedef struct {
        int screen;
        Window root, win;
 typedef struct {
        int screen;
        Window root, win;


@@ -65,19 +67,22 @@ getpw(void) { /* only run as root */
        const char *rval;
        struct passwd *pw;
 
        const char *rval;
        struct passwd *pw;
 

+       errno = 0;

        pw = getpwuid(getuid());
        pw = getpwuid(getuid());

-       if(!pw)
-               die("slock: cannot retrieve password entry (make sure to suid or sgid slock)\n");
-       endpwent();
+       if (!pw) {
+               if (errno)
+                       die("slock: getpwuid: %s\n", strerror(errno));
+               else
+                       die("slock: cannot retrieve password entry (make sure to suid or sgid slock)\n");
+       }

        rval =  pw->pw_passwd;
 
 #if HAVE_SHADOW_H
        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)
                        die("slock: cannot retrieve shadow entry (make sure to suid or sgid slock)\n");
                struct spwd *sp;
                sp = getspnam(getenv("USER"));
                if(!sp)
                        die("slock: cannot retrieve shadow entry (make sure to suid or sgid slock)\n");

-               endspent();

                rval = sp->sp_pwdp;
        }
 #endif
                rval = sp->sp_pwdp;
        }
 #endif


@@ -144,7 +149,7 @@ readpw(Display *dpy, const char *pws)
                                        --len;
                                break;
                        default:
                                        --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;
                                }
                                        memcpy(passwd + len, buf, num);
                                        len += num;
                                }


@@ -256,7 +261,7 @@ main(int argc, char **argv) {
        int screen;
 
        if((argc == 2) && !strcmp("-v", argv[1]))
        int screen;
 
        if((argc == 2) && !strcmp("-v", argv[1]))

-               die("slock-%s, © 2006-2012 Anselm R Garbe\n", VERSION);
+               die("slock-%s, © 2006-2014 slock engineers\n", VERSION);

        else if(argc != 1)
                usage();
 
        else if(argc != 1)
                usage();