/* PSPP - a program for statistical analysis.
- Copyright (C) 1997-9, 2000, 2010, 2011 Free Software Foundation, Inc.
+ Copyright (C) 1997-9, 2000, 2010, 2011, 2013 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
/* Handling of errors. */
enum lex_error_mode
{
- LEX_ERROR_INTERACTIVE, /* Always continue to next command. */
+ LEX_ERROR_TERMINAL, /* Discard input line and continue reading. */
LEX_ERROR_CONTINUE, /* Continue to next command, except for
cascading failures. */
LEX_ERROR_STOP /* Stop processing. */
bool lex_force_num (struct lexer *);
bool lex_force_id (struct lexer *);
bool lex_force_string (struct lexer *);
+bool lex_force_string_or_id (struct lexer *);
/* Token accessors. */
enum token_type lex_token (const struct lexer *);
PRINTF_FORMAT (4, 5);
int lex_end_of_command (struct lexer *);
+void lex_error_expecting (struct lexer *, const char *, ...) SENTINEL(0);
+
void lex_sbc_only_once (const char *);
-void lex_sbc_missing (struct lexer *, const char *);
+void lex_sbc_missing (const char *);
+
+void lex_spec_only_once (struct lexer *, const char *subcommand,
+ const char *specification);
+void lex_spec_missing (struct lexer *, const char *subcommand,
+ const char *specification);
void lex_error_valist (struct lexer *, const char *, va_list)
PRINTF_FORMAT (2, 0);