BSD 4 release

[unix-history] / usr / src / cmd / lisp / h / chkrtab.h

/* sccs id  @(#)chkrtab.h       34.1  10/3/80  */

#define chkrtab(p);     \
       if(p!=lastrtab){ if(TYPE(p)!=ARRAY && TYPE(p->ar.data)!=INT) rtaberr();\
                        else { lastrtab = p; ctable = p->ar.data; } }
extern lispval lastrtab;