conf: make get_bool() return a bool

Instead of returning an artificial three-state integer, return a
"success" value and put the boolean value into a "bool" pointer.
That's a little bit more overhead, but an API which looks more
natural.

1 files changed, 0 insertions, 3 deletions

diff --git a/src/conf.h b/src/conf.h
index 38115912..017a8c31 100644
--- a/src/conf.h
+++ b/src/conf.h
@@ -68,9 +68,6 @@
 #define CONF_INPUT "input"
 #define CONF_GAPLESS_MP3_PLAYBACK	"gapless_mp3_playback"
 
-#define CONF_BOOL_UNSET         -1
-#define CONF_BOOL_INVALID       -2
-
 #define DEFAULT_PLAYLIST_MAX_LENGTH (1024*16)
 #define DEFAULT_PLAYLIST_SAVE_ABSOLUTE_PATHS false