X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Flexer%2Flexer.h;h=7383927eef9cedb8b25e1b640fb3a8a6dc82b4a4;hb=ad4f9604cc877272fe504234e8b9078a7ce76e17;hp=87b1e2e7233e624487a8f3d97111990d68c2919b;hpb=693ac90cdac91d29870f303b88763a3685b3f341;p=pspp

diff --git a/src/language/lexer/lexer.h b/src/language/lexer/lexer.h
index 87b1e2e723..7383927eef 100644
--- a/src/language/lexer/lexer.h
+++ b/src/language/lexer/lexer.h
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 1997-9, 2000, 2010, 2011, 2013 Free Software Foundation, Inc.
+   Copyright (C) 1997-9, 2000, 2010, 2011, 2013, 2014 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
@@ -19,6 +19,7 @@
 
 #include <stdbool.h>
 #include <stddef.h>
+#include <unistd.h>
 
 #include "data/identifier.h"
 #include "data/variable.h"
@@ -52,6 +53,7 @@ struct lex_reader
     const struct lex_reader_class *class;
     enum lex_syntax_mode syntax;
     enum lex_error_mode error;
+    char *encoding;
     char *file_name;            /* NULL if not associated with a file. */
     int line_number;            /* 1-based initial line number, 0 if none. */
   };
@@ -84,10 +86,10 @@ struct lex_reader *lex_reader_for_file (const char *file_name,
                                         const char *encoding,
                                         enum lex_syntax_mode syntax,
                                         enum lex_error_mode error);
-struct lex_reader *lex_reader_for_string (const char *);
-struct lex_reader *lex_reader_for_format (const char *, ...)
-  PRINTF_FORMAT (1, 2);
-struct lex_reader *lex_reader_for_substring_nocopy (struct substring);
+struct lex_reader *lex_reader_for_string (const char *, const char *encoding);
+struct lex_reader *lex_reader_for_format (const char *, const char *, ...)
+  PRINTF_FORMAT (1, 3);
+struct lex_reader *lex_reader_for_substring_nocopy (struct substring, const char *encoding);
 
 /* Initialization. */
 struct lexer *lex_create (void);
@@ -122,13 +124,13 @@ bool lex_match_int (struct lexer *, int);
 bool lex_match_phrase (struct lexer *, const char *s);
 
 /* Forcible matching functions. */
-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_id (struct lexer *);
-bool lex_force_string (struct lexer *);
-bool lex_force_string_or_id (struct lexer *);
+bool lex_force_match (struct lexer *, enum token_type) WARN_UNUSED_RESULT;
+bool lex_force_match_id (struct lexer *, const char *) WARN_UNUSED_RESULT;
+bool lex_force_int (struct lexer *) WARN_UNUSED_RESULT;
+bool lex_force_num (struct lexer *) WARN_UNUSED_RESULT;
+bool lex_force_id (struct lexer *) WARN_UNUSED_RESULT;
+bool lex_force_string (struct lexer *) WARN_UNUSED_RESULT;
+bool lex_force_string_or_id (struct lexer *) WARN_UNUSED_RESULT;
 
 /* Token accessors. */
 enum token_type lex_token (const struct lexer *);
@@ -149,6 +151,7 @@ int lex_get_last_line_number (const struct lexer *, int n);
 int lex_get_first_column (const struct lexer *, int n);
 int lex_get_last_column (const struct lexer *, int n);
 const char *lex_get_file_name (const struct lexer *);
+const char *lex_get_encoding (const struct lexer *);
 
 /* Issuing errors. */
 void lex_error (struct lexer *, const char *, ...) PRINTF_FORMAT (2, 3);