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*/ |
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#ifndef _RAD_CALCOMP_H_ |
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#define _RAD_CALCOMP_H_ |
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#include <stdio.h> |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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char *fname; /* function name */ |
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short nargs; /* # of required arguments */ |
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short atyp; /* assignment type (':' or '=') */ |
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double (*f)(); /* pointer to function */ |
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double (*f)(char *); /* pointer to function */ |
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} LIBR; /* a library function */ |
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typedef struct epnode { |
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typedef struct vardef VARDEF; /* a variable definition */ |
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#define MAXWORD 127 /* maximum word/id length */ |
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#define RMAXWORD 127 /* maximum word/id length */ |
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#define CNTXMARK '`' /* context mark */ |
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#define isid(c) (isalnum(c) || (c) == '_' || \ |
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#define E_RCONST 020 |
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#define E_REDEFW 040 |
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extern double (*eoper[])(); |
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extern double (*eoper[])(EPNODE *); |
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extern unsigned long eclock; |
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extern unsigned int esupport; |
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extern EPNODE *curfunc; |
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extern int nextc; |
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/* defined in biggerlib.c */ |
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extern void biggerlib(void); |
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/* defined in caldefn.c */ |
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extern void fcompile(char *fname); |
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extern void scompile(char *str, char *fname, int ln); |
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extern EPNODE *dpop(char *name); |
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extern void dpush(char *nm, EPNODE *ep); |
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extern void addchan(EPNODE *sp); |
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extern void getstatement(); |
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extern EPNODE *getdefn(); |
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extern EPNODE *getchan(); |
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extern void getstatement(void); |
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extern EPNODE *getdefn(void); |
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extern EPNODE *getchan(void); |
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/* defined in calexpr.c */ |
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extern EPNODE *eparse(char *expr); |
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extern double eval(char *expr); |
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/* defined in calfunc.c */ |
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extern int fundefined(char *fname); |
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extern double funvalue(char *fname, int n, double *a); |
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extern void funset(char *fname, int nargs, int assign, double (*fptr)()); |
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extern void funset(char *fname, int nargs, int assign, |
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double (*fptr)(char *)); |
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extern int nargum(void); |
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extern double argument(int n); |
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extern VARDEF *argf(int n); |
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/* defined in calprnt.c */ |
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extern void eprint(EPNODE *ep, FILE *fp); |
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extern void dprint(char *name, FILE *fp); |
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/* defined in savestr.c */ |
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extern char *savestr(char *str); |
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extern void freestr(char *s); |
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extern int shash(char *s); |
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/* defined in ealloc.c */ |
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extern char *emalloc(unsigned int n); |
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extern char *ecalloc(unsigned int ne, unsigned int es); |
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extern char *erealloc(char *cp, unsigned int n); |
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extern void efree(char *cp); |
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/* miscellaneous */ |
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extern void eputs(char *s); |
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extern void wputs(char *s); |
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extern void quit(int code); |
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/* defined by client */ |
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extern double chanvalue(int n); |
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