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/* LEXICAL ANALYSOR (MAINLY FOR CONFIG FILES)
*/
#ifndef HTLEX_H
#define HTLEX_H
#ifndef HTUTILS_H
#include <HTUtils.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
LEX_NONE, /* Internally used */
LEX_EOF, /* End of file */
LEX_REC_SEP, /* Record separator */
LEX_FIELD_SEP, /* Field separator */
LEX_ITEM_SEP, /* List item separator */
LEX_OPEN_PAREN, /* Group start tag */
LEX_CLOSE_PAREN, /* Group end tag */
LEX_AT_SIGN, /* Address qualifier */
LEX_ALPH_STR, /* Alphanumeric string */
LEX_TMPL_STR /* Template string */
} LexItem;
extern char HTlex_buffer[]; /* Read lexical string */
extern int HTlex_line; /* Line number in source file */
/*
Get Next Lexical Item
If returns LEX_ALPH_STR or LEX_TMPL_STR the string is in global buffer lex_buffer.
*/
extern LexItem lex(FILE *fp);
/*
Push Back Latest Item
*/
extern void unlex(LexItem lex_item);
/*
Get the Name for Lexical Item
*/
extern const char *lex_verbose(LexItem lex_item);
/*
*/
#ifdef __cplusplus
}
#endif
#endif /* not HTLEX_H */
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