Sindbad~EG File Manager

/* The following structure encapsulates the global variables needed to
control the parser.   If it changes, change the initialization of
parser_flags in wgetprob.c  */

typedef struct
   {
     int separator;     /* separator is explained in display.c */
     int decimalchar;   /* character to use for a decimal point */
     int unwritten_mult; /* nonzero means don't have to write '*'  */
     int complex;       /* pass nonzero to parse 'i' as complexi */
     int long_identifiers;  /* 2 means x1,x2.. are ok; 0 means only
                               one-letter identifiers; 1 means long ones ok */
                     /* indexed variables like x[3] are not accepted; this
                        would be parsed as x * 3 */
                     /* Greek letters like 'alpha', and 'true' and 'false',
                        are always accepted */
     int letflag;          /* user intends to define a function */
     char functions[8];    /* This string contains characters which will (by default)
                               be treated as functions in context f(x+y);
                               for example "fgh" or "fFgG"  */
    } parser_control;

char get_decimalchar(void);  // needed in pstring.c

/* Following functions are exported by parser.dll  */

int parse(parser_control *,term *expr,char *in,char **out);
int bparse(parser_control *,term *expr,char *in,char **out);
short correct_arity(short);  /* parser.c */
short string_functor( char *buffer);  /* string to known functor */
void definefn(char *f, unsigned short arity);
void undefinefn(char *f);
short strip_functor(char *buffer, int *len);

/* pem is no longer in parser.dll, since it has to cope with
different languages */
const char *pem(int);