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Text File  |  1995-10-13  |  318b  |  11 lines
  1. /* Convert between a lo24/hi integer-pair bitset and a sigset_t value.
  2. ** These macros are OS-dependent, and must be defined per-OS.
  3. */
  4.  
  5. #define make_sigset(maskp, hi, lo) (*maskp=((hi)<<24)|(lo))
  6.  
  7. /* Not a procedure: */
  8. #define split_sigset(mask, hip, lop) \
  9.     ((*(hip)=(mask>>24)&0xff), \
  10.      (*(lop)=(mask&0xffffff)))
  11.