-/* PSPP - computes sample statistics.
- Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
+/* PSPP - a program for statistical analysis.
+ Copyright (C) 1997-9, 2000, 2010 Free Software Foundation, Inc.
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
- This program is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#if !lexer_h
#define lexer_h 1
struct lexer * lex_create (struct source_stream *);
void lex_destroy (struct lexer *);
+/* State accessors */
struct source_stream * lex_get_source_stream (const struct lexer *);
-
+enum syntax_mode lex_current_syntax_mode (const struct lexer *);
+enum error_mode lex_current_error_mode (const struct lexer *);
/* Common functions. */
void lex_get (struct lexer *);
/* Token matching functions. */
-bool lex_match (struct lexer *, int);
+bool lex_match (struct lexer *, enum token_type);
bool lex_match_id (struct lexer *, const char *);
+bool lex_match_id_n (struct lexer *, const char *, size_t n);
bool lex_match_int (struct lexer *, int);
+bool lex_match_hyphenated_word (struct lexer *lexer, const char *s);
+
/* Forcible matching functions. */
-bool lex_force_match (struct lexer *, int);
+bool lex_force_match (struct lexer *, enum token_type);
bool lex_force_match_id (struct lexer *, const char *);
bool lex_force_int (struct lexer *);
bool lex_force_num (struct lexer *);
bool lex_force_string (struct lexer *);
/* Weird token functions. */
-int lex_look_ahead (struct lexer *);
-void lex_put_back (struct lexer *, int);
-void lex_put_back_id (struct lexer *, const char *tokid);
+enum token_type lex_look_ahead (struct lexer *);
+void lex_put_back (struct lexer *, enum token_type);
/* Weird line processing functions. */
const char *lex_entire_line (const struct lexer *);
const struct string *lex_entire_line_ds (const struct lexer *);
const char *lex_rest_of_line (const struct lexer *);
bool lex_end_dot (const struct lexer *);
-void lex_preprocess_line (struct string *, enum getl_syntax,
+void lex_preprocess_line (struct string *, enum syntax_mode,
bool *line_starts_command,
bool *line_ends_command);
void lex_discard_line (struct lexer *);
/* Weird line reading functions. */
bool lex_get_line (struct lexer *);
-bool lex_get_line_raw (struct lexer *, enum getl_syntax *);
+bool lex_get_line_raw (struct lexer *);
/* Token names. */
-const char *lex_token_name (int);
+const char *lex_token_name (enum token_type);
char *lex_token_representation (struct lexer *);
/* Token accessors */
-int lex_token (const struct lexer *);
+enum token_type lex_token (const struct lexer *);
double lex_tokval (const struct lexer *);
-const char *lex_tokid (const struct lexer *);
-const struct string *lex_tokstr (const struct lexer *);
+const char *lex_tokcstr (const struct lexer *);
+struct substring lex_tokss (const struct lexer *);
/* Really weird functions. */
-void lex_negative_to_dash (struct lexer *);
void lex_skip_comment (struct lexer *);
#endif /* !lexer_h */