src/s/irix6-0.h

   1 #include "irix5-0.h"
   2
   3 /* Irix 6 tries to do 64 bits, but doesn't do it fully,
   4    so inhibit that.  */
   5 #define IRIX_FORCE_32_BITS
   6
   7 #ifndef __GNUC__
   8 #define LD_SWITCH_SYSTEM -32
   9 #endif
  10
  11 /* This macro definition, which we inherited from irix5-0.h,
  12    is needed in configure on Irix 5, but gets in the way there
  13    on Irix 6.  So get rid of it except in Makefile.in where we need it.  */
  14 #ifndef THIS_IS_MAKEFILE
  15 #undef C_SWITCH_SYSTEM
  16 #endif
  17
  18 /* The only supported 32-bit configuration of GCC under IRIX6.x produces
  19    n32 MIPS ABI binaries and also supports -g. */
  20 #ifdef __GNUC__
  21 #undef C_DEBUG_SWITCH
  22 #define C_DEBUG_SWITCH -g
  23 #endif
  24
  25 #undef SA_RESTART
  26
  27 /* It turns out that the #define in irix5-0.h is needed in Irix 6 as well.  */
  28 #if 0
  29 /* Cancel the #define that is in irix5-0.h.  */
  30 #undef ospeed
  31 #endif
  32
  33 #undef TIOCSIGSEND
  34
  35 /* Tested on Irix 6.5.  SCM worked on earlier versions.  */
  36 #define GC_SETJMP_WORKS 1
  37 #define GC_MARK_STACK GC_MAKE_GCPROS_NOOPS