ref: 7359de438cfaac829c4ed8b39fae9bb872fb5eea
dir: /sys/src/cmd/eqn/glob.c/
#include "e.h"
/* YOU MAY WANT TO CHANGE THIS */
char *typesetter = "post"; /* type of typesetter today */
int ttype = DEVPOST;
int minsize = 4; /* min size it can handle */
int dbg; /* debugging print if non-zero */
int lp[200]; /* stack for things like piles and matrices */
int ct; /* pointer to lp */
int used[100]; /* available registers */
int ps; /* default init point size */
int deltaps = 3; /* default change in ps */
int dps_set = 0; /* 1 => -p option used */
int gsize = 10; /* default initial point size */
int ft = '2';
Font ftstack[10] = { '2', "2" }; /* bottom is global font */
Font *ftp = ftstack;
int szstack[10]; /* non-zero if absolute size set at this level */
int nszstack = 0;
int display = 0; /* 1=>display, 0=>.EQ/.EN */
int synerr; /* 1 if syntax err in this eqn */
double eht[100]; /* height in ems at gsize */
double ebase[100]; /* base: where one enters above bottom */
int lfont[100]; /* leftmost and rightmost font associated with this thing */
int rfont[100];
int lclass[100]; /* leftmost and rightmost class associated with this thing */
int rclass[100];
int eqnreg; /* register where final string appears */
double eqnht; /* final height of equation */
int lefteq = '\0'; /* left in-line delimiter */
int righteq = '\0'; /* right in-line delimiter */
int markline = 0; /* 1 if this EQ/EN contains mark; 2 if lineup */