Let's try this. It's BUGGERED.
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118 changed files with 26947 additions and 1 deletions
166
src/cmd/eqn/e.h
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166
src/cmd/eqn/e.h
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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enum charclass {
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OTHER, OLET, ILET, DIG, LPAR, RPAR, SLASH, PLUS, ILETF, ILETJ, VBAR,
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NONE, LAST
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};
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extern int class[LAST][LAST];
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#define dprintf if (dbg) printf
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#define max(x,y) (((x) >= (y)) ? (x) : (y)) /* beware of side effects */
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#define min(x,y) (((x) <= (y)) ? (x) : (y))
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extern char errbuf[200];
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extern char *cmdname;
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#define ERROR sprintf(errbuf,
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#define FATAL ), error(1, errbuf)
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#define WARNING ), error(0, errbuf)
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#define SYNTAX ), yyerror(errbuf)
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#define ROM '1'
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#define ITAL '2'
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#define BLD '3'
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#define BDIT '4'
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#define DEFGAP -999 /* default gap in piles */
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extern int dbg;
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extern int ct;
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extern int lp[];
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extern int used[]; /* available registers */
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extern int ps; /* dflt init pt size */
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extern int deltaps; /* default change in ps */
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extern int dps_set; /* 1 => -p option used */
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extern int gsize; /* global size */
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extern int ft; /* default font */
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extern int display; /* 1 => inline, 0 => .EQ/.EN */
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extern int synerr; /* 1 if syntax error in this eqn */
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extern char *typesetter; /* typesetter name for -T... */
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extern int minsize; /* min size it can print */
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extern int ttype; /* actual type of typesetter: */
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#define DEVCAT 1
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#define DEV202 2
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#define DEVAPS 3
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#define DEVPOST 4
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extern double eht[];
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extern double ebase[];
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extern int lfont[];
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extern int rfont[];
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extern int lclass[];
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extern int rclass[];
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extern int yyval;
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extern int yylval;
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extern int eqnreg;
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extern double eqnht;
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extern int lefteq, righteq;
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extern int markline; /* 1 if this EQ/EN contains mark or lineup */
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#define TBLSIZE 100
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typedef struct s_tbl {
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char *name; /* e.g., "max" or "sum" */
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char *cval; /* e.g., "\\f1max\\fP" */
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int ival; /* or SUM */
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struct s_tbl *next;
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} tbl;
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extern char *spaceval; /* use in place of normal \x (for pic) */
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#define String 01
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#define Macro 02
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#define File 04
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#define Char 010
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#define Free 040
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typedef struct infile {
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FILE *fin;
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char *fname;
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int lineno;
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} Infile;
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typedef struct { /* input source */
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int type; /* Macro, String, File */
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char *sp; /* if String or Macro */
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} Src;
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extern Src src[], *srcp; /* input source stack */
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#define MAXARGS 20
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typedef struct { /* argument stack */
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char *argstk[MAXARGS]; /* pointers to args */
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char *argval; /* points to space containing args */
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} Arg;
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typedef struct { /* font number and name */
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int ft;
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char name[10];
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} Font;
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extern Font ftstack[];
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extern Font *ftp;
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extern int szstack[];
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extern int nszstack;
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extern Infile infile[10];
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extern Infile *curfile;
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extern tbl *lookup(tbl **tblp, char *name);
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extern void install(tbl **tblp, char *name, char *cval, int ival);
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extern tbl *keytbl[], *deftbl[], *restbl[], *ftunetbl[];
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extern int salloc(void);
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extern void sfree(int);
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extern void nrwid(int, int, int);
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extern char *ABSPS(int);
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extern char *DPS(int, int);
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extern int EFFPS(int);
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extern double EM(double, int);
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extern double REL(double, int);
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extern char *pad(int);
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extern void getstr(char *, int);
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extern char *strsave(char *);
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extern int input(void);
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extern int unput(int);
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extern void pbstr(char *);
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extern void error(int, char *);
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extern void yyerror(char *);
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extern void diacrit(int, int);
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extern void eqnbox(int, int, int);
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extern void setfont(char *);
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extern void font(int, int);
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extern void globfont(void);
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extern void fatbox(int);
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extern void fromto(int, int, int);
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extern void funny(int);
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extern void integral(int, int, int);
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extern void setintegral(void);
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extern void pushsrc(int, char *);
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extern void popsrc(void);
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extern void putout(int);
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extern void text(int, char *);
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extern void subsup(int, int, int);
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extern void bshiftb(int, int, int);
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extern void shift2(int, int, int);
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extern void setsize(char *);
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extern void size(int, int);
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extern void globsize(void);
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#define sqrt esqrt
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extern void sqrt(int);
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extern void text(int, char *);
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extern void boverb(int, int);
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extern void lineup(int);
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extern void mark(int);
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extern void paren(int, int, int);
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extern void move(int, int, int);
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extern void pile(int);
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extern int startcol(int);
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extern void column(int, int);
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extern void matrix(int);
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