ansilove

ANSI and ASCII art to PNG converter in C
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compat.h (600B)


      1 #ifndef COMPAT_H
      2 #define COMPAT_H
      3 
      4 #ifndef HAVE_PLEDGE
      5 #include "pledge.h"
      6 #endif
      7 
      8 #ifndef HAVE_STRTONUM
      9 #include "strtonum.h"
     10 #endif
     11 
     12 /* Use CLOCK_REALTIME if CLOCK_MONOTONIC is not available */
     13 #ifndef CLOCK_MONOTONIC
     14 #define CLOCK_MONOTONIC CLOCK_REALTIME
     15 #endif
     16 
     17 #ifndef timespecsub
     18 #define	timespecsub(tsp, usp, vsp)					\
     19 	do {								\
     20 		(vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec;		\
     21 		(vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec;	\
     22 		if ((vsp)->tv_nsec < 0) {				\
     23 			(vsp)->tv_sec--;				\
     24 			(vsp)->tv_nsec += 1000000000L;			\
     25 		}							\
     26 	} while (0)
     27 #endif
     28 
     29 #endif /* COMPAT_H */