+#include <stdio.h>
+
+double *test1;
+double gamma();
+/*
+ * A P L
+ */
+
+/*
+ * Magic numbers
+ */
+
+#define OPERBOXSIZE 76
+
+#define MRANK 8 /* Size of dimension buffer */
+#define CANBS 300 /* Size of input buffer */
+#define STKS 50 /* Size of stack increment */
+#define NLS 100 /* Size of namelist */
+#define NAMS 24 /* Size of name buffer */
+#define OBJS 500 /* Size of compiled expr buffer */
+#define MAGIC 0100554 /* Magic word for WS file */
+
+/*
+ * Magic words
+ */
+
+#define EDIT_ED "/usr/bin/ed"
+#define EDIT_EX "/usr/ucb/ex"
+#define EDIT_VI "/usr/ucb/vi"
+
+/*
+ * Debug modes
+ */
+#define FULLD 1
+
+#ifdef FULLD
+#define SOMED SOMED
+#endif
+
+#ifdef SHORTD
+#define SOMED SOMED
+#endif
+
+/*
+ * Derived constants
+ */
+
+#define SDAT sizeof datum
+#define SINT sizeof integ
+
+/*
+ * Interpreter Op Codes
+ */
+
+#define EOF (-1)
+#define EOL 0
+
+#define ADD 1
+#define PLUS 2
+#define SUB 3
+#define MINUS 4
+#define MUL 5
+#define SGN 6
+#define DIV 7
+#define RECIP 8
+#define MOD 9
+#define ABS 10
+#define MIN 11
+#define FLOOR 12
+#define MAX 13
+#define CEIL 14
+#define PWR 15
+#define EXP 16
+#define LOG 17
+#define LOGE 18
+#define CIR 19
+#define PI 20
+#define COMB 21
+#define FAC 22
+
+#define DEAL 23
+#define RAND 24
+#define DRHO 25
+#define MRHO 26
+#define DIOT 27
+#define MIOT 28
+#define ROT0 29
+#define REV0 30
+#define DTRN 31
+#define MTRN 32
+#define DIBM 33
+#define MIBM 34
+
+#define GDU 35
+#define GDUK 36
+#define GDD 37
+#define GDDK 38
+#define EXD 39
+#define SCAN 40
+#define EXDK 41
+#define SCANK 42
+#define IPROD 43
+#define OPROD 44
+#define QUAD 45
+#define QQUAD 46
+#define BRAN0 47
+#define BRAN 48
+#define DDOM 49
+#define MDOM 50
+
+#define COM 51
+#define RED 52
+#define COMK 53
+#define REDK 54
+#define ROT 55
+#define REV 56
+#define ROTK 57
+#define REVK 58
+#define CAT 59
+#define RAV 60
+#define CATK 61
+#define RAVK 62
+
+#define PRINT 63
+#define QUOT 64
+#define ELID 65
+#define CQUAD 66
+#define COMNT 67
+#define INDEX 68
+#define HPRINT 69
+
+#define LT 71
+#define LE 72
+#define GT 73
+#define GE 74
+#define EQ 75
+#define NE 76
+#define AND 77
+#define OR 78
+#define NAND 79
+#define NOR 80
+#define NOT 81
+#define EPS 82
+#define MEPS 83
+#define REP 84
+#define TAKE 85
+#define DROP 86
+#define ASGN 88
+#define IMMED 89
+
+
+#define NAME 90
+#define CONST 91
+#define FUN 92
+#define ARG1 93
+#define ARG2 94
+#define AUTO 95
+#define REST 96
+
+#define COM0 97
+#define RED0 98
+#define EXD0 99
+#define SCAN0 100
+#define BASE 101
+#define MENC 102 /* monadic encode */
+
+/*
+ * Immediate sub-op codes
+ */
+
+#define CLEAR 1
+#define DIGITS 2
+#define ED_IT 3
+#define ERASE 4
+#define FNS 5
+#define FUZZ 6
+#define READ 7
+#define ORIGIN 8
+#define VARS 9
+#define WIDTH 10
+#define DEBUG 11
+#define OFF 12
+#define LOAD 13
+#define SAVE 14
+#define COPY 15
+#define CONTIN 16
+#define LIB 17
+#define DROPC 18
+#ifdef SOMED
+#define SYMBOLS 19
+#endif
+#define EX_IT 20
+#define EX_VI 21
+#define ASCII 22
+#define APL 23
+#define CSH 24
+
+/*
+ * Types
+ */
+
+#define DA 1 /* Numeric data (?) */
+#define CH 2 /* Character data (?) */
+#define LV 3 /* Used for most data items */
+#define QD 4 /* Quad (assignment to (?)) */
+#define QQ 5 /* Quote-quad */
+#define IN 6 /* ??? */
+#define EL 7 /* Literal data (??) */
+#define NF 8 /* Name of function with no args */
+#define MF 9 /* Monadic function */
+#define DF 10 /* Dyadic function */
+#define QC 11
+
+/*
+ * Idiosyncracies
+ */
+
+#define data double
+#define unsignd unsigned
+
+/*
+ * Structures
+ */
+
+struct {
+ char c[8];
+};
+
+struct env {
+ double fuzz;
+ int iorg;
+ int digits;
+ int width;
+} thread;
+
+struct item {
+ char rank;
+ char type;
+ int size;
+ int index;
+ data *datap;
+ int dim[MRANK];
+};
+
+struct nlist {
+ char use;
+ char type; /* == LV */
+ int *itemp;
+ char *namep;
+ int label;
+} nlist[NLS];
+
+struct lablist {
+ char *lname;
+ int lno;
+ struct lablist *nextll;
+} labldefs;
+
+struct {
+ char rank;
+ char type;
+ int size;
+ int dimk;
+ int delk;
+ int dim[MRANK];
+ int del[MRANK];
+ int idx[MRANK];
+} idx;
+
+struct {
+ char *name;
+ int line;
+} now_xeq;
+
+struct item **sp, **stack, **staktop; /* Internal run-time stack */
+
+/*
+ * Externals
+ */
+
+data zero;
+data one;
+data pi;
+data maxexp;
+data datum;
+data getdat();
+
+int cs_size; /* Current stack size */
+
+int (*exop[])();
+
+double floor();
+double ceil();
+double log();
+double sin();
+double cos();
+double atan();
+double atan2();
+double sqrt();
+double exp();
+double gamma();
+double ltod();
+
+int integ;
+int signgam;
+int column;
+int intflg;
+int echoflg;
+int ifile;
+int wfile;
+int ofile;
+int funlc;
+int debug;
+int ttystat[3];
+int stime[2];
+char *pcp;
+int rowsz;
+int mencflg;
+char *mencptr;
+char *memstart;
+int pt;
+int syze;
+int pas1;
+
+char *continu;
+
+struct charbox {
+ char a1,a2;
+};
+
+struct asoperbox {
+ unsigned char letters[2];
+ int returnchar
+};
projects / unix-history / commitdiff