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NOOP macro for do-nothing macros

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This commit is contained in:
Scott Lahteine 2016-04-28 17:59:52 -07:00
parent c2145566c7
commit c6f1337f5c
2 changed files with 4 additions and 2 deletions
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2
Marlin/macros.h
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@ -60,4 +60,6 @@
#define PENDING(NOW,SOON) ((long)(NOW-(SOON))<0) #define PENDING(NOW,SOON) ((long)(NOW-(SOON))<0)
#define ELAPSED(NOW,SOON) (!PENDING(NOW,SOON)) #define ELAPSED(NOW,SOON) (!PENDING(NOW,SOON))
#define NOOP do{}while(0)
#endif //__MACROS_H #endif //__MACROS_H

4
Marlin/ultralcd.h
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@ -156,8 +156,8 @@
FORCE_INLINE void lcd_reset_alert_level() {} FORCE_INLINE void lcd_reset_alert_level() {}
FORCE_INLINE bool lcd_detected(void) { return true; } FORCE_INLINE bool lcd_detected(void) { return true; }
#define LCD_MESSAGEPGM(x) do{}while(0) #define LCD_MESSAGEPGM(x) NOOP
#define LCD_ALERTMESSAGEPGM(x) do{}while(0) #define LCD_ALERTMESSAGEPGM(x) NOOP
#endif //ULTRA_LCD #endif //ULTRA_LCD