struct psi_parser {
PSI_DATA_MEMBERS;
- FILE *fp;
token_t num;
- void *proc;
unsigned line, col;
- char *cur, *tok, *lim, *eof, *ctx, *mrk, buf[BSIZE];
+ char *cur, *tok, *lim, *eof, *ctx, *mrk;
+
+ /* internals */
+ void *proc;
+
+ struct {
+ enum psi_parser_input_type {
+ PSI_PARSE_FILE = 1,
+ PSI_PARSE_STRING
+ } type;
+
+ union {
+ struct {
+ FILE *handle;
+ char *buffer;
+#if HAVE_MMAP
+ size_t length;
+#endif
+ } file;
+ struct {
+ char *buffer;
+ size_t length;
+ } string;
+ } data;
+ } input;
};
-struct psi_parser *psi_parser_init(struct psi_parser *P, const char *filename, psi_error_cb error, unsigned flags);
-void psi_parser_syntax_error(struct psi_parser *P, const char *fn, size_t ln, const char *msg, ...);
-ssize_t psi_parser_fill(struct psi_parser *P, size_t n);
+struct psi_parser *psi_parser_init(struct psi_parser *P, psi_error_cb error, unsigned flags);
+bool psi_parser_open_file(struct psi_parser *P, const char *filename);
+bool psi_parser_open_string(struct psi_parser *P, const char *string, size_t length);
token_t psi_parser_scan(struct psi_parser *P);
void psi_parser_parse(struct psi_parser *P, struct psi_token *src);
void psi_parser_dtor(struct psi_parser *P);