X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/b2a0b7ca70f9490693d517d10c9c4a64c9fc1af0..6082531abb3dca4b2fc213844200ce7b13fc05c5:/src/symtab.h?ds=sidebyside diff --git a/src/symtab.h b/src/symtab.h index 243d3d0c..fe37716a 100644 --- a/src/symtab.h +++ b/src/symtab.h @@ -1,24 +1,22 @@ /* Definitions for symtab.c and callers, part of Bison. - Copyright (C) 1984, 1989, 1992, 2000, 2001, 2002, 2004, 2005, 2006 + Copyright (C) 1984, 1989, 1992, 2000, 2001, 2002, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of Bison, the GNU Compiler Compiler. - Bison is free software; you can redistribute it and/or modify + 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, or (at your option) - any later version. + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. - Bison is distributed in the hope that it will be useful, + 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 Bison; see the file COPYING. 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 . */ /** * \file symtab.h @@ -30,6 +28,7 @@ # include "assoc.h" # include "location.h" +# include "scan-code.h" # include "uniqstr.h" /*----------. @@ -69,28 +68,16 @@ struct symbol /** Any \c \%destructor declared specifically for this symbol. Access this field only through symbol's interface functions. For - example, if symbol::destructor = NULL, the default - \c \%destructor or a per-type \c \%destructor might be appropriate, and + example, if symbol::destructor = NULL, a default \c \%destructor + or a per-type \c \%destructor might be appropriate, and \c symbol_destructor_get will compute the correct one. */ - const char *destructor; - - /** The location of \c symbol::destructor. - - Access this field only through symbol's interface functions. - \sa symbol::destructor */ - location destructor_location; + code_props destructor; /** Any \c \%printer declared specifically for this symbol. Access this field only through symbol's interface functions. \sa symbol::destructor */ - const char *printer; - - /** The location of \c symbol::printer. - - Access this field only through symbol's interface functions. - \sa symbol::destructor */ - location printer_location; + code_props printer; symbol_number number; location prec_location; @@ -143,27 +130,22 @@ void symbol_make_alias (symbol *sym, symbol *symval, location loc); Do nothing if passed 0 as \c type_name. */ void symbol_type_set (symbol *sym, uniqstr type_name, location loc); -/** Set the \c destructor associated with \c sym. */ -void symbol_destructor_set (symbol *sym, const char *destructor, location loc); +/** Get the \c class string associated with \c sym. */ +const char *symbol_class_get_string (symbol *sym); -/** Get the computed \c \%destructor for \c sym, or \c NULL if none. */ -const char *symbol_destructor_get (symbol *sym); +/** Set the \c destructor associated with \c sym. */ +void symbol_destructor_set (symbol *sym, code_props const *destructor); -/** Get the grammar location of the computed \c \%destructor for \c sym. - - \pre symbol_destructor_get (sym) != NULL */ -location symbol_destructor_location_get (symbol *sym); +/** Get the computed \c \%destructor for \c sym, which was initialized with + \c code_props_none_init if there's no \c \%destructor. */ +code_props const *symbol_destructor_get (symbol const *sym); /** Set the \c printer associated with \c sym. */ -void symbol_printer_set (symbol *sym, const char *printer, location loc); - -/** Get the computed \c \%printer for \c sym, or \c NULL if none. */ -const char *symbol_printer_get (symbol *sym); +void symbol_printer_set (symbol *sym, code_props const *printer); -/** Get the grammar location of the computed \c \%printer for \c sym. - - \pre symbol_printer_get (sym) != NULL */ -location symbol_printer_location_get (symbol *sym); +/** Get the computed \c \%printer for \c sym, which was initialized with + \c code_props_none_init if there's no \c \%printer. */ +code_props const *symbol_printer_get (symbol const *sym); /* Set the \c precedence associated with \c sym. @@ -201,22 +183,17 @@ extern location startsymbol_location; `-----------------*/ /** A semantic type and its associated \c \%destructor and \c \%printer. - + Access the fields of this struct only through the interface functions in this file. \sa symbol::destructor */ -typedef struct semantic_type { +typedef struct { /** The key, name of the semantic type. */ uniqstr tag; /** Any \c %destructor declared for this semantic type. */ - const char *destructor; - /** The location of \c semantic_type::destructor. */ - location destructor_location; - + code_props destructor; /** Any \c %printer declared for this semantic type. */ - const char *printer; - /** The location of \c semantic_type::printer. */ - location printer_location; + code_props printer; } semantic_type; /** Fetch (or create) the semantic type associated to KEY. */ @@ -226,12 +203,12 @@ semantic_type *semantic_type_from_uniqstr (const uniqstr key); semantic_type *semantic_type_get (const char *key); /** Set the \c destructor associated with \c type. */ -void semantic_type_destructor_set (semantic_type *type, const char *destructor, - location loc); +void semantic_type_destructor_set (semantic_type *type, + code_props const *destructor); /** Set the \c printer associated with \c type. */ -void semantic_type_printer_set (semantic_type *type, const char *printer, - location loc); +void semantic_type_printer_set (semantic_type *type, + code_props const *printer); /*----------------------------------. | Symbol and semantic type tables. | @@ -255,14 +232,18 @@ void symbols_check_defined (void); void symbols_pack (void); -/*-----------------------------------. -| Default %destructor and %printer. | -`-----------------------------------*/ +/*---------------------------------------. +| Default %destructor's and %printer's. | +`---------------------------------------*/ -/** Set the default \c \%destructor. */ -void default_destructor_set (const char *destructor, location loc); +/** Set the default \c \%destructor for tagged values. */ +void default_tagged_destructor_set (code_props const *destructor); +/** Set the default \c \%destructor for tagless values. */ +void default_tagless_destructor_set (code_props const *destructor); -/** Set the default \c \%printer. */ -void default_printer_set (const char *printer, location loc); +/** Set the default \c \%printer for tagged values. */ +void default_tagged_printer_set (code_props const *printer); +/** Set the default \c \%printer for tagless values. */ +void default_tagless_printer_set (code_props const *printer); #endif /* !SYMTAB_H_ */