add hint for suid to oom error message

diff --git a/slock.c b/slock.c
index df2d3c6beb2fa2af394bab7202aa0bc5493436b7..fa7ec8428afb91be37198d7c2b035539a6719534 100644 (file)
--- a/slock.c
+++ b/slock.c
@@ -81,7 +81,7 @@ dontkillme(void)
                die("buffer too small\n");
 
        if (fd < 0 || write(fd, value, length) != length || close(fd) != 0)
-               die("cannot disable the out-of-memory killer for this process\n");
+               die("cannot disable the out-of-memory killer for this process (make sure to suid or sgid slock)\n");
 }
 #endif