1: /* "@(#)cdefs.h 4.2 8/17/82" */
   2: /* type modifiers */
   3: 
   4: # define PTR  020
   5: # define FTN  040
   6: # define ARY  060
   7: 
   8: /* type packing constants */
   9: 
  10: # define TMASK 060
  11: # define TMASK1 0300
  12: # define TMASK2  0360
  13: # define BTMASK 017
  14: # define BTSHIFT 4
  15: # define TSHIFT 2
  16: 
  17: /*	macros	*/
  18: 
  19: # define BTYPE(x)  (x&BTMASK)   /* basic type of x */
  20: # define ISUNSIGNED(x) ((x)<=ULONG&&(x)>=UCHAR)
  21: # define UNSIGNABLE(x) ((x)<=LONG&&(x)>=CHAR)
  22: # define ENUNSIGN(x) ((x)+(UNSIGNED-INT))
  23: # define DEUNSIGN(x) ((x)+(INT-UNSIGNED))
  24: # define ISPTR(x) ((x&TMASK)==PTR)
  25: # define ISFTN(x)  ((x&TMASK)==FTN)  /* is x a function type */
  26: # define ISARY(x)   ((x&TMASK)==ARY)   /* is x an array type */
  27: # define INCREF(x) (((x&~BTMASK)<<TSHIFT)|PTR|(x&BTMASK))
  28: # define DECREF(x) (((x>>TSHIFT)&~BTMASK&0x3fff)|(x&BTMASK))
  29:     /* pack and unpack field descriptors (size and offset) */
  30: # define PKFIELD(s,o) ((o<<6)|s)
  31: # define UPKFSZ(v)  (v&077)
  32: # define UPKFOFF(v) (v>>6)

Defined macros

ARY defined in line 6; used 1 times
  • in line 26
BTMASK defined in line 13; used 7 times
BTSHIFT defined in line 14; never used
BTYPE defined in line 19; never used
DECREF defined in line 28; used 2 times
DEUNSIGN defined in line 23; never used
ENUNSIGN defined in line 22; never used
FTN defined in line 5; used 1 times
  • in line 25
INCREF defined in line 27; never used
ISARY defined in line 26; used 3 times
ISFTN defined in line 25; used 2 times
ISPTR defined in line 24; used 2 times
ISUNSIGNED defined in line 20; never used
PKFIELD defined in line 30; never used
PTR defined in line 4; used 2 times
TMASK defined in line 10; used 5 times
TMASK1 defined in line 11; never used
TMASK2 defined in line 12; never used
TSHIFT defined in line 15; used 2 times
UNSIGNABLE defined in line 21; never used
UPKFOFF defined in line 32; never used
UPKFSZ defined in line 31; never used

Usage of this include

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