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root/radiance/ray/src/common/calcomp.h
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Comparing ray/src/common/calcomp.h (file contents):
Revision 2.7 by greg, Tue Feb 25 02:47:21 2003 UTC vs.
Revision 2.23 by greg, Wed Mar 30 16:00:56 2022 UTC

# Line 2 | Line 2
2   /*
3   *  calcomp.h - header file for expression parser.
4   */
5 + #ifndef _RAD_CALCOMP_H_
6 + #define _RAD_CALCOMP_H_
7  
8 < #include "copyright.h"
8 > #include <stdio.h>
9  
10 + #ifdef __cplusplus
11 + extern "C" {
12 + #endif
13 +
14   #define  VAR            1
15   #define  NUM            2
16   #define  UMINUS         3
17   #define  CHAN           4
18   #define  FUNC           5
19   #define  ARG            6
20 < #define  TICK           7
20 > #define  CLKT           7
21   #define  SYM            8
22                                  /* also: '+', '-', '*', '/', '^', '=', ':' */
23  
# Line 19 | Line 25 | typedef struct {
25      char  *fname;               /* function name */
26      short  nargs;               /* # of required arguments */
27      short  atyp;                /* assignment type (':' or '=') */
28 <    double  (*f)();             /* pointer to function */
28 >    double  (*f)(char *);       /* pointer to function */
29   }  LIBR;                /* a library function */
30  
31   typedef struct epnode {
26 –    int  type;                  /* node type */
27 –    struct epnode  *sibling;    /* next child this level */
32      union {
33          struct epnode  *kid;    /* first child */
34          double  num;            /* number */
# Line 39 | Line 43 | typedef struct epnode {
43              struct vardef  *next;       /* next in hash list */
44          }  *ln;                 /* link */
45      } v;                /* value */
46 +    struct epnode  *sibling;    /* next child this level */
47 +    int  type;                  /* node type */
48   }  EPNODE;      /* an expression node */
49  
50   typedef struct vardef  VARDEF;  /* a variable definition */
51  
52 < #define  MAXWORD        127             /* maximum word/id length */
52 > #define  RMAXWORD       127             /* maximum word/id length */
53   #define  CNTXMARK       '`'             /* context mark */
54  
55   #define  isid(c)        (isalnum(c) || (c) == '_' || \
# Line 59 | Line 65 | typedef struct vardef  VARDEF; /* a variable definitio
65   #define  E_RCONST       020
66   #define  E_REDEFW       040
67  
68 < extern double  (*eoper[])();
68 > extern double  (*eoper[])(EPNODE *);
69   extern unsigned long  eclock;
70   extern unsigned int  esupport;
71   extern EPNODE   *curfunc;
72   extern int  nextc;
73 + extern int  eofc;
74  
75 < #ifdef NOPROTO
75 >                                        /* defined in biggerlib.c */
76 > extern void biggerlib(void);
77  
70 – extern void     fcompile();
71 – extern void     scompile();
72 – extern double   varvalue();
73 – extern double   evariable();
74 – extern void     varset();
75 – extern void     dclear();
76 – extern void     dremove();
77 – extern int      vardefined();
78 – extern char     *setcontext();
79 – extern char     *pushcontext();
80 – extern char     *popcontext();
81 – extern char     *qualname();
82 – extern int      incontext();
83 – extern void     chanout();
84 – extern void     dcleanup();
85 – extern EPNODE   *dlookup();
86 – extern VARDEF   *varlookup();
87 – extern VARDEF   *varinsert();
88 – extern void     varfree();
89 – extern EPNODE   *dfirst();
90 – extern EPNODE   *dnext();
91 – extern EPNODE   *dpop();
92 – extern void     dpush();
93 – extern void     addchan();
94 – extern void     getstatement();
95 – extern EPNODE   *getdefn();
96 – extern EPNODE   *getchan();
97 – extern EPNODE   *eparse();
98 – extern double   eval();
99 – extern int      epcmp();
100 – extern void     epfree();
101 – extern EPNODE   *ekid();
102 – extern int      nekids();
103 – extern void     initfile();
104 – extern void     initstr();
105 – extern void     getscanpos();
106 – extern int      scan();
107 – extern char     *long2ascii();
108 – extern void     syntax();
109 – extern void     addekid();
110 – extern char     *getname();
111 – extern int      getinum();
112 – extern double   getnum();
113 – extern EPNODE   *getE1();
114 – extern EPNODE   *getE2();
115 – extern EPNODE   *getE3();
116 – extern EPNODE   *getE4();
117 – extern EPNODE   *getE5();
118 – extern EPNODE   *rconst();
119 – extern int      isconstvar();
120 – extern int      isconstfun();
121 – extern int      fundefined();
122 – extern double   funvalue();
123 – extern void     funset();
124 – extern int      nargum();
125 – extern double   argument();
126 – extern VARDEF   *argf();
127 – extern char     *argfun();
128 – extern double   efunc();
129 – extern LIBR     *liblookup();
130 – extern void     libupdate();
131 – extern void     eprint();
132 – extern void     dprint();
133 – extern char     *savestr();
134 – extern void     freestr();
135 – extern int      shash();
136 – extern char     *emalloc();
137 – extern char     *ecalloc();
138 – extern char     *erealloc();
139 – extern void     efree();
140 – extern void     eputs();
141 – extern void     wputs();
142 – extern void     quit();
143 –
144 – extern double   chanvalue();
145 –
146 – #else
78                                          /* defined in caldefn.c */
79   extern void     fcompile(char *fname);
80   extern void     scompile(char *str, char *fname, int ln);
81   extern double   varvalue(char *vname);
82   extern double   evariable(EPNODE *ep);
83 < extern void     varset(char *fname, int assign, double val);
83 > extern void     varset(char *vname, int assign, double val);
84   extern void     dclear(char *name);
85   extern void     dremove(char *name);
86   extern int      vardefined(char *name);
87 < extern char     *setcontext(char *ctx);
87 > extern char     *calcontext(char *ctx);
88   extern char     *pushcontext(char *ctx);
89   extern char     *popcontext(void);
90   extern char     *qualname(char *nam, int lvl);
91   extern int      incontext(char *qn);
92 < extern void     chanout(int (*cs)());
92 > extern void     chanout(void (*cs)(int n, double v));
93   extern void     dcleanup(int lvl);
94   extern EPNODE   *dlookup(char *name);
95   extern VARDEF   *varlookup(char *name);
# Line 169 | Line 100 | extern EPNODE  *dnext(void);
100   extern EPNODE   *dpop(char *name);
101   extern void     dpush(char *nm, EPNODE *ep);
102   extern void     addchan(EPNODE *sp);
103 < extern void     getstatement();
104 < extern EPNODE   *getdefn();
105 < extern EPNODE   *getchan();
103 > extern void     getstatement(void);
104 > extern EPNODE   *getdefn(void);
105 > extern EPNODE   *getchan(void);
106                                          /* defined in calexpr.c */
107   extern EPNODE   *eparse(char *expr);
108   extern double   eval(char *expr);
# Line 200 | Line 131 | extern int     isconstfun(EPNODE *ep);
131                                          /* defined in calfunc.c */
132   extern int      fundefined(char *fname);
133   extern double   funvalue(char *fname, int n, double *a);
134 < extern void     funset(char *fname, int nargs, int assign, double (*fptr)());
134 > extern void     funset(char *fname, int nargs, int assign,
135 >                                double (*fptr)(char *));
136   extern int      nargum(void);
137   extern double   argument(int n);
138   extern VARDEF   *argf(int n);
# Line 211 | Line 143 | extern void    libupdate(char *fn);
143                                          /* defined in calprnt.c */
144   extern void     eprint(EPNODE *ep, FILE *fp);
145   extern void     dprint(char *name, FILE *fp);
214 –                                        /* defined in savestr.c */
215 – extern char     *savestr(char *str);
216 – extern void     freestr(char *s);
217 – extern int      shash(char *s);
218 –                                        /* defined in ealloc.c */
219 – extern char     *emalloc(unsigned int n);
220 – extern char     *ecalloc(unsigned int ne, unsigned int es);
221 – extern char     *erealloc(char *cp, unsigned int n);
222 – extern void     efree(char *cp);
223 –                                        /* miscellaneous */
224 – extern void     eputs(char *s);
225 – extern void     wputs(char *s);
226 – extern void     quit(int code);
146                                          /* defined by client */
147   extern double   chanvalue(int n);
148  
149 +
150 + #ifdef __cplusplus
151 + }
152   #endif
153 + #endif /* _RAD_CALCOMP_H_ */
154 +

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