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ppport.h  view on Meta::CPAN

/* Hint: sv_uv
 * Always use the SvUVx() macro instead of sv_uv().
 */
#ifndef sv_uv
#  define sv_uv(sv)                      SvUVx(sv)
#endif

#if !defined(SvUOK) && defined(SvIOK_UV)
#  define SvUOK(sv) SvIOK_UV(sv)
#endif
#ifndef XST_mUV
#  define XST_mUV(i,v)                   (ST(i) = sv_2mortal(newSVuv(v))  )
#endif

#ifndef XSRETURN_UV
#  define XSRETURN_UV(v)                 STMT_START { XST_mUV(0,v);  XSRETURN(1); } STMT_END
#endif
#ifndef PUSHu
#  define PUSHu(u)                       STMT_START { sv_setuv(TARG, (UV)(u)); PUSHTARG;  } STMT_END
#endif

#ifndef XPUSHu
#  define XPUSHu(u)                      STMT_START { sv_setuv(TARG, (UV)(u)); XPUSHTARG; } STMT_END
#endif

#ifdef HAS_MEMCMP
#ifndef memNE
#  define memNE(s1,s2,l)                 (memcmp(s1,s2,l))
#endif

#ifndef memEQ
#  define memEQ(s1,s2,l)                 (!memcmp(s1,s2,l))
#endif

#else
#ifndef memNE
#  define memNE(s1,s2,l)                 (bcmp(s1,s2,l))
#endif

#ifndef memEQ
#  define memEQ(s1,s2,l)                 (!bcmp(s1,s2,l))
#endif

#endif
#ifndef memEQs
#  define memEQs(s1, l, s2)              \
                   (sizeof(s2)-1 == l && memEQ(s1, (s2 ""), (sizeof(s2)-1)))
#endif

#ifndef memNEs
#  define memNEs(s1, l, s2)              !memEQs(s1, l, s2)
#endif
#ifndef MoveD
#  define MoveD(s,d,n,t)                 memmove((char*)(d),(char*)(s), (n) * sizeof(t))
#endif

#ifndef CopyD
#  define CopyD(s,d,n,t)                 memcpy((char*)(d),(char*)(s), (n) * sizeof(t))
#endif

#ifdef HAS_MEMSET
#ifndef ZeroD
#  define ZeroD(d,n,t)                   memzero((char*)(d), (n) * sizeof(t))
#endif

#else
#ifndef ZeroD
#  define ZeroD(d,n,t)                   ((void)memzero((char*)(d), (n) * sizeof(t)), d)
#endif

#endif
#ifndef PoisonWith
#  define PoisonWith(d,n,t,b)            (void)memset((char*)(d), (U8)(b), (n) * sizeof(t))
#endif

#ifndef PoisonNew
#  define PoisonNew(d,n,t)               PoisonWith(d,n,t,0xAB)
#endif

#ifndef PoisonFree
#  define PoisonFree(d,n,t)              PoisonWith(d,n,t,0xEF)
#endif

#ifndef Poison
#  define Poison(d,n,t)                  PoisonFree(d,n,t)
#endif
#ifndef Newx
#  define Newx(v,n,t)                    New(0,v,n,t)
#endif

#ifndef Newxc
#  define Newxc(v,n,t,c)                 Newc(0,v,n,t,c)
#endif

#ifndef Newxz
#  define Newxz(v,n,t)                   Newz(0,v,n,t)
#endif
#ifndef SvGETMAGIC
#  define SvGETMAGIC(x)                  STMT_START { if (SvGMAGICAL(x)) mg_get(x); } STMT_END
#endif

/* Some random bits for sv_unmagicext. These should probably be pulled in for
   real and organized at some point */
#ifndef HEf_SVKEY
#  define HEf_SVKEY                      -2
#endif

#ifndef MUTABLE_PTR
#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
#  define MUTABLE_PTR(p) ({ void *_p = (p); _p; })
#else
#  define MUTABLE_PTR(p) ((void *) (p))
#endif
#endif
#ifndef MUTABLE_SV
#  define MUTABLE_SV(p)                  ((SV *)MUTABLE_PTR(p))
#endif

/* end of random bits */
#ifndef PERL_MAGIC_sv
#  define PERL_MAGIC_sv                  '\0'