123888Sjaap #ifndef lint 2*64044Sbostic /* 323910Sjaap static char sccsid[] = "@(#)nii.c 2.1 (CWI) 85/07/18"; 4*64044Sbostic */ 5*64044Sbostic static char sccsid[] = "@(#)nii.c 2.2 (Berkeley) 07/27/93"; 623888Sjaap #endif lint 723888Sjaap #include "tdef.h" 823888Sjaap #ifdef NROFF 923888Sjaap #include "tw.h" 1023888Sjaap #endif 1123910Sjaap #include "ext.h" 1223888Sjaap #include <sgtty.h> 1323888Sjaap 1423910Sjaap struct s *frame, *stk, *ejl; 1523910Sjaap struct s *nxf; 1623888Sjaap 1723888Sjaap int pipeflg; 1823910Sjaap int hflg; /* used in nroff only */ 1923910Sjaap int eqflg; /* used in nroff only */ 2023888Sjaap 2123888Sjaap #ifndef NROFF 2223888Sjaap int xpts; 2323888Sjaap int ppts; 2423888Sjaap int pfont; 2523888Sjaap int mpts; 2623888Sjaap int mfont; 2723888Sjaap int cs; 2823888Sjaap int ccs; 2923888Sjaap int bd; 3023888Sjaap #endif 3123888Sjaap 3223888Sjaap int stdi; 3323888Sjaap int nofeed; 3423888Sjaap int quiet; 3523888Sjaap int stop; 3623888Sjaap char ibuf[IBUFSZ]; 3723888Sjaap char xbuf[IBUFSZ]; 3823888Sjaap char *ibufp; 3923888Sjaap char *xbufp; 4023888Sjaap char *eibuf; 4123888Sjaap char *xeibuf; 4223910Sjaap tchar pbbuf[NC]; /* pushback buffer for arguments, \n, etc. */ 4323910Sjaap tchar *pbp = pbbuf; /* next free slot in pbbuf */ 4423910Sjaap tchar *lastpbp = pbbuf; /* pbp in previous stack frame */ 4523888Sjaap int nx; 4623888Sjaap int mflg; 4723888Sjaap tchar ch = 0; 4823888Sjaap int ibf; 4923888Sjaap int ttyod; 5023910Sjaap struct sgttyb ttys; 5123888Sjaap int iflg; 5223888Sjaap int rargc; 5323888Sjaap char **argp; 5423888Sjaap int trtab[NTRTAB]; 5523888Sjaap int lgf; 5623888Sjaap int copyf; 5723910Sjaap filep ip; 5823888Sjaap int nlflg; 5923888Sjaap int donef; 6023888Sjaap int nflush; 6123888Sjaap int nfo; 6223888Sjaap int ifile; 6323888Sjaap int padc; 6423888Sjaap int raw; 6523888Sjaap int ifl[NSO]; 6623888Sjaap int ifi; 6723888Sjaap int flss; 6823888Sjaap int nonumb; 6923888Sjaap int trap; 7023888Sjaap int tflg; 7123888Sjaap int ejf; 7223888Sjaap int gflag; 7323888Sjaap int dilev; 7423910Sjaap filep offset; 7523888Sjaap int em; 7623888Sjaap int ds; 7723910Sjaap filep woff; 7823888Sjaap int app; 7923888Sjaap int ndone; 8023888Sjaap int lead; 8123888Sjaap int ralss; 8223910Sjaap filep nextb; 8323888Sjaap tchar nrbits; 8423888Sjaap int nform; 8523888Sjaap int oldmn; 8623888Sjaap int newmn; 8723888Sjaap int macerr; 8823910Sjaap filep apptr; 8923888Sjaap int diflg; 9023910Sjaap filep roff; 9123888Sjaap int wbfi; 9223888Sjaap int evi; 9323888Sjaap int vflag; 9423888Sjaap int noscale; 9523888Sjaap int po1; 9623888Sjaap int nlist[NTRAP]; 9723888Sjaap int mlist[NTRAP]; 9823888Sjaap int evlist[EVLSZ]; 9923888Sjaap int ev; 10023888Sjaap int tty; 10123888Sjaap int sfont = FT; /* appears to be "standard" font; used by .ul */ 10223888Sjaap int sv; 10323888Sjaap int esc; 10423888Sjaap int widthp; 10523888Sjaap int xfont; 10623888Sjaap int setwdf; 10723888Sjaap int over; 10823888Sjaap int nhyp; 10923888Sjaap tchar **hyp; 11023910Sjaap tchar *olinep; 11123888Sjaap int ttysave = -1; 11223888Sjaap int dotT; 11323888Sjaap char *unlkp; 11423888Sjaap int no_out; 11523910Sjaap struct widcache widcache[NWIDCACHE]; 11623910Sjaap struct d d[NDI]; 11723910Sjaap struct d *dip; 118