removed unnecessary typecast and added more comments

diff --git a/slstatus.c b/slstatus.c
index 7c625d136cfe887da0880f94db92ce41d00685cf..d360977ec089d82242b053cd15b72bc237617388 100644 (file)
--- a/slstatus.c
+++ b/slstatus.c
@@ -27,9 +27,8 @@
 #include "strlcat.h"
 #include "strlcpy.h"
 
-typedef char *(*op_fun)();
 struct arg {
-       op_fun func;
+       char *(*func)();
        const char *format;
        const char *args;
 };
@@ -475,6 +474,7 @@ uptime(void)
 static char *
 username(void)
 {
+       /* FIXME: WHY USE REGISTER MODIFIER? */
        register struct passwd *pw;
        register uid_t uid;
 
@@ -514,6 +514,10 @@ uid(void)
 static char *
 vol_perc(const char *soundcard)
 {
+       /*
+        * TODO: FIXME: 
+        * https://github.com/drkh5h/slstatus/issues/12
+        */
        int mute = 0;
        long vol = 0, max = 0, min = 0;
        snd_mixer_t *handle;