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#include "hspincl.h"
#include "yaccParser/list.h"
Tlist tlist(t)
list t;
{
return(t -> tag);
}
/************** lcons ******************/
list mklcons(PPlhd, PPltl)
VOID_STAR PPlhd;
list PPltl;
{
register struct Slcons *pp =
(struct Slcons *) malloc(sizeof(struct Slcons));
pp -> tag = lcons;
pp -> Xlhd = PPlhd;
pp -> Xltl = PPltl;
return((list)pp);
}
VOID_STAR *Rlhd(t)
struct Slcons *t;
{
#ifdef UGEN_DEBUG
if(t -> tag != lcons)
fprintf(stderr,"lhd: illegal selection; was %d\n", t -> tag);
#endif /* UGEN_DEBUG */
return(& t -> Xlhd);
}
list *Rltl(t)
struct Slcons *t;
{
#ifdef UGEN_DEBUG
if(t -> tag != lcons)
fprintf(stderr,"ltl: illegal selection; was %d\n", t -> tag);
#endif /* UGEN_DEBUG */
return(& t -> Xltl);
}
/************** lnil ******************/
list mklnil()
{
register struct Slnil *pp =
(struct Slnil *) malloc(sizeof(struct Slnil));
pp -> tag = lnil;
return((list)pp);
}
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