tSet ret to -1 on error - spoon - dwm status utility (2f30 fork)
  HTML git clone git://src.adamsgaard.dk/spoon
   DIR Log
   DIR Files
   DIR Refs
   DIR LICENSE
       ---
   DIR commit a1083a672848a04e871ce0e8ad96c367e55549e5
   DIR parent a0dad9bb5687f35a14c415828a24d84f1ffc1fbe
  HTML Author: sin <sin@2f30.org>
       Date:   Mon, 26 Sep 2016 16:51:31 +0100
       
       Set ret to -1 on error
       
       Diffstat:
         M spoon.c                             |       3 ++-
       
       1 file changed, 2 insertions(+), 1 deletion(-)
       ---
   DIR diff --git a/spoon.c b/spoon.c
       t@@ -54,7 +54,7 @@ mpdread(char *buf, size_t len)
                        if (conn == NULL)
                                return -1;
                        if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS) {
       -                        warnx("cannot connect to mpd");
       +                        ret = -1;
                                goto out;
                        }
                }
       t@@ -90,6 +90,7 @@ mpdread(char *buf, size_t len)
                }
                return 0;
        out:
       +        warnx("failed to talk to mpd");
                mpd_connection_free(conn);
                conn = NULL;
                return ret;