/* Source-language-related definitions for GDB.
- Copyright 1991, 1992 Free Software Foundation, Inc.
+ Copyright 1991, 1992, 2000 Free Software Foundation, Inc.
Contributed by the Department of Computer Science at the State University
of New York at Buffalo.
-This file is part of GDB.
+ This file is part of GDB.
-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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
#if !defined (LANGUAGE_H)
#define LANGUAGE_H 1
-#ifdef __STDC__ /* Forward decls for prototypes */
+/* Forward decls for prototypes */
struct value;
struct objfile;
struct expression;
-/* enum exp_opcode; ANSI's `wisdom' didn't include forward enum decls. */
-#endif
+/* enum exp_opcode; ANSI's `wisdom' didn't include forward enum decls. */
/* This used to be included to configure GDB for one or more specific
languages. Now it is shortcutted to configure for all of them. FIXME. */
#define _LANG_chill
#define _LANG_fortran
-#define MAX_FORTRAN_DIMS 7 /* Maximum number of F77 array dims */
+#define MAX_FORTRAN_DIMS 7 /* Maximum number of F77 array dims */
/* range_mode ==
range_mode_auto: range_check set automatically to default of language.
range_mode_manual: range_check set manually by user. */
-extern enum range_mode {range_mode_auto, range_mode_manual} range_mode;
+extern enum range_mode
+ {
+ range_mode_auto, range_mode_manual
+ }
+range_mode;
/* range_check ==
range_check_on: Ranges are checked in GDB expressions, producing errors.
range_check_off: Ranges are not checked in GDB expressions. */
extern enum range_check
- {range_check_off, range_check_warn, range_check_on} range_check;
+ {
+ range_check_off, range_check_warn, range_check_on
+ }
+range_check;
/* type_mode ==
type_mode_auto: type_check set automatically to default of language
type_mode_manual: type_check set manually by user. */
-extern enum type_mode {type_mode_auto, type_mode_manual} type_mode;
+extern enum type_mode
+ {
+ type_mode_auto, type_mode_manual
+ }
+type_mode;
/* type_check ==
type_check_on: Types are checked in GDB expressions, producing errors.
type_check_off: Types are not checked in GDB expressions. */
extern enum type_check
- {type_check_off, type_check_warn, type_check_on} type_check;
+ {
+ type_check_off, type_check_warn, type_check_on
+ }
+type_check;
\f
/* Information for doing language dependent formatting of printed values. */
struct language_format_info
-{
- /* The format that can be passed directly to standard C printf functions
- to generate a completely formatted value in the format appropriate for
- the language. */
+ {
+ /* The format that can be passed directly to standard C printf functions
+ to generate a completely formatted value in the format appropriate for
+ the language. */
- char *la_format;
+ char *la_format;
- /* The prefix to be used when directly printing a value, or constructing
- a standard C printf format. This generally is everything up to the
- conversion specification (the part introduced by the '%' character
- and terminated by the conversion specifier character). */
+ /* The prefix to be used when directly printing a value, or constructing
+ a standard C printf format. This generally is everything up to the
+ conversion specification (the part introduced by the '%' character
+ and terminated by the conversion specifier character). */
- char *la_format_prefix;
+ char *la_format_prefix;
- /* The conversion specifier. This is generally everything after the
- field width and precision, typically only a single character such
- as 'o' for octal format or 'x' for hexadecimal format. */
+ /* The conversion specifier. This is generally everything after the
+ field width and precision, typically only a single character such
+ as 'o' for octal format or 'x' for hexadecimal format. */
- char *la_format_specifier;
+ char *la_format_specifier;
- /* The suffix to be used when directly printing a value, or constructing
- a standard C printf format. This generally is everything after the
- conversion specification (the part introduced by the '%' character
- and terminated by the conversion specifier character). */
+ /* The suffix to be used when directly printing a value, or constructing
+ a standard C printf format. This generally is everything after the
+ conversion specification (the part introduced by the '%' character
+ and terminated by the conversion specifier character). */
- char *la_format_suffix; /* Suffix for custom format string */
-};
+ char *la_format_suffix; /* Suffix for custom format string */
+ };
/* Structure tying together assorted information about a language. */
struct language_defn
-{
- /* Name of the language */
-
- char *la_name;
+ {
+ /* Name of the language */
- /* its symtab language-enum (defs.h) */
+ char *la_name;
- enum language la_language;
+ /* its symtab language-enum (defs.h) */
- /* Its builtin types. This is a vector ended by a NULL pointer. These
- types can be specified by name in parsing types in expressions,
- regardless of whether the program being debugged actually defines
- such a type. */
+ enum language la_language;
- struct type ** const *la_builtin_type_vector;
+ /* Its builtin types. This is a vector ended by a NULL pointer. These
+ types can be specified by name in parsing types in expressions,
+ regardless of whether the program being debugged actually defines
+ such a type. */
- /* Default range checking */
+ struct type **const *la_builtin_type_vector;
- enum range_check la_range_check;
+ /* Default range checking */
- /* Default type checking */
+ enum range_check la_range_check;
- enum type_check la_type_check;
+ /* Default type checking */
- /* Parser function. */
-
- int (*la_parser) PARAMS((void));
+ enum type_check la_type_check;
- /* Parser error function */
+ /* Parser function. */
- void (*la_error) PARAMS ((char *));
+ int (*la_parser) PARAMS ((void));
- /* Evaluate an expression. */
- struct value * (*evaluate_exp) PARAMS ((struct type*, struct expression *,
- int *, enum noside));
+ /* Parser error function */
- void (*la_printchar) PARAMS ((int, GDB_FILE *));
+ void (*la_error) PARAMS ((char *));
- void (*la_printstr) PARAMS ((GDB_FILE *, char *, unsigned int, int));
+ /* Evaluate an expression. */
+ struct value *(*evaluate_exp) PARAMS ((struct type *, struct expression *,
+ int *, enum noside));
- struct type *(*la_fund_type) PARAMS ((struct objfile *, int));
+ void (*la_printchar) (int ch, struct ui_file * stream);
- /* Print a type using syntax appropriate for this language. */
+ void (*la_printstr) (struct ui_file * stream, char *string,
+ unsigned int length, int width,
+ int force_ellipses);
- void (*la_print_type) PARAMS ((struct type *, char *, GDB_FILE *, int, int));
+ void (*la_emitchar) (int ch, struct ui_file * stream, int quoter);
- /* Print a value using syntax appropriate for this language. */
+ struct type *(*la_fund_type) PARAMS ((struct objfile *, int));
- int (*la_val_print) PARAMS ((struct type *, char *, CORE_ADDR, GDB_FILE *,
- int, int, int, enum val_prettyprint));
+ /* Print a type using syntax appropriate for this language. */
- /* Print a top-level value using syntax appropriate for this language. */
+ void (*la_print_type) (struct type *, char *, struct ui_file *, int,
+ int);
- int (*la_value_print) PARAMS ((struct value *, GDB_FILE *,
- int, enum val_prettyprint));
+ /* Print a value using syntax appropriate for this language. */
- /* Base 2 (binary) formats. */
+ int (*la_val_print) (struct type *, char *, int, CORE_ADDR,
+ struct ui_file *, int, int, int,
+ enum val_prettyprint);
- struct language_format_info la_binary_format;
+ /* Print a top-level value using syntax appropriate for this language. */
- /* Base 8 (octal) formats. */
+ int (*la_value_print) (struct value *, struct ui_file *,
+ int, enum val_prettyprint);
- struct language_format_info la_octal_format;
+ /* Base 2 (binary) formats. */
- /* Base 10 (decimal) formats */
+ struct language_format_info la_binary_format;
- struct language_format_info la_decimal_format;
+ /* Base 8 (octal) formats. */
- /* Base 16 (hexadecimal) formats */
+ struct language_format_info la_octal_format;
- struct language_format_info la_hex_format;
+ /* Base 10 (decimal) formats */
- /* Table for printing expressions */
+ struct language_format_info la_decimal_format;
- const struct op_print *la_op_print_tab;
+ /* Base 16 (hexadecimal) formats */
- /* Zero if the language has first-class arrays. True if there are no
- array values, and array objects decay to pointers, as in C. */
+ struct language_format_info la_hex_format;
- char c_style_arrays;
+ /* Table for printing expressions */
- /* Index to use for extracting the first element of a string. */
- char string_lower_bound;
+ const struct op_print *la_op_print_tab;
- /* Type of elements of strings. */
- struct type **string_char_type;
+ /* Zero if the language has first-class arrays. True if there are no
+ array values, and array objects decay to pointers, as in C. */
- /* Add fields above this point, so the magic number is always last. */
- /* Magic number for compat checking */
+ char c_style_arrays;
- long la_magic;
+ /* Index to use for extracting the first element of a string. */
+ char string_lower_bound;
-};
+ /* Type of elements of strings. */
+ struct type **string_char_type;
+
+ /* Add fields above this point, so the magic number is always last. */
+ /* Magic number for compat checking */
+
+ long la_magic;
+
+ };
#define LANG_MAGIC 910823L
/* language_mode ==
language_mode_auto: current_language automatically set upon selection
- of scope (e.g. stack frame)
+ of scope (e.g. stack frame)
language_mode_manual: current_language set only by user. */
extern enum language_mode
- {language_mode_auto, language_mode_manual} language_mode;
+ {
+ language_mode_auto, language_mode_manual
+ }
+language_mode;
\f
/* These macros define the behaviour of the expression
evaluator. */
extern enum language
set_language PARAMS ((enum language));
-
\f
+
/* This page contains functions that return things that are
specific to languages. Each of these functions is based on
the current setting of working_lang, which the user sets
#define LA_PRINT_TYPE(type,varstring,stream,show,level) \
(current_language->la_print_type(type,varstring,stream,show,level))
-#define LA_VAL_PRINT(type,valaddr,addr,stream,fmt,deref,recurse,pretty) \
- (current_language->la_val_print(type,valaddr,addr,stream,fmt,deref, \
+#define LA_VAL_PRINT(type,valaddr,offset,addr,stream,fmt,deref,recurse,pretty) \
+ (current_language->la_val_print(type,valaddr,offset,addr,stream,fmt,deref, \
recurse,pretty))
#define LA_VALUE_PRINT(val,stream,fmt,pretty) \
(current_language->la_value_print(val,stream,fmt,pretty))
#define LA_PRINT_CHAR(ch, stream) \
(current_language->la_printchar(ch, stream))
-#define LA_PRINT_STRING(stream, string, length, force_ellipses) \
- (current_language->la_printstr(stream, string, length, force_ellipses))
+#define LA_PRINT_STRING(stream, string, length, width, force_ellipses) \
+ (current_language->la_printstr(stream, string, length, width, force_ellipses))
+#define LA_EMIT_CHAR(ch, stream, quoter) \
+ (current_language->la_emitchar(ch, stream, quoter))
/* Test a character to decide whether it can be printed in literal form
or needs to be printed in another representation. For example,
(to produce e.g. %08x or %lx). */
extern char *
-local_decimal_format_custom PARAMS ((char *)); /* language.c */
+ local_decimal_format_custom PARAMS ((char *)); /* language.c */
extern char *
-local_octal_format_custom PARAMS ((char *)); /* language.c */
+ local_octal_format_custom PARAMS ((char *)); /* language.c */
extern char *
-local_hex_format_custom PARAMS ((char *)); /* language.c */
+ local_hex_format_custom PARAMS ((char *)); /* language.c */
+
+/* Return a string that contains the hex digits of the number. No preceeding
+ "0x" */
+
+extern char *
+ longest_raw_hex_string PARAMS ((LONGEST));
/* Return a string that contains a number formatted in one of the local
(language-specific) formats. Result is static and is overwritten by
- the next call. Takes printf options like "08" or "l". */
+ the next call. Takes printf options like "08l" or "l". */
extern char *
-local_hex_string PARAMS ((unsigned long)); /* language.c */
+ local_hex_string PARAMS ((unsigned long)); /* language.c */
extern char *
-local_hex_string_custom PARAMS ((unsigned long, char *)); /* language.c */
+ longest_local_hex_string PARAMS ((LONGEST)); /* language.c */
+
+extern char *
+ local_hex_string_custom PARAMS ((unsigned long, char *)); /* language.c */
+
+extern char *
+ longest_local_hex_string_custom PARAMS ((LONGEST, char *)); /* language.c */
/* Type predicates */
op_error((f),(o),range_check==range_check_on ? 1 : 0)
extern void
-type_error PARAMS ((char *, ...))
- ATTR_FORMAT(printf, 1, 2);
+ type_error
+PARAMS ((char *,...))
+ATTR_FORMAT (printf, 1, 2);
-void
-range_error PARAMS ((char *, ...))
- ATTR_FORMAT(printf, 1, 2);
+ void
+ range_error PARAMS ((char *,...))
+ ATTR_FORMAT (printf, 1, 2);
/* Data: Does this value represent "truth" to the current language? */
-extern int
-value_true PARAMS ((struct value *));
+ extern int
+ value_true PARAMS ((struct value *));
-extern struct type * lang_bool_type PARAMS ((void));
+ extern struct type *lang_bool_type PARAMS ((void));
/* The type used for Boolean values in the current language. */
#define LA_BOOL_TYPE lang_bool_type ()
/* Misc: The string representing a particular enum language. */
-extern const struct language_defn *
-language_def PARAMS ((enum language));
+ extern enum language language_enum PARAMS ((char *str));
-extern char *
-language_str PARAMS ((enum language));
+ extern const struct language_defn *language_def PARAMS ((enum language));
+
+ extern char *language_str PARAMS ((enum language));
/* Add a language to the set known by GDB (at initialization time). */
-extern void
-add_language PARAMS ((const struct language_defn *));
+ extern void
+ add_language PARAMS ((const struct language_defn *));
-extern enum language
-get_frame_language PARAMS ((void)); /* In stack.c */
+ extern enum language
+ get_frame_language PARAMS ((void)); /* In stack.c */
-#endif /* defined (LANGUAGE_H) */
+#endif /* defined (LANGUAGE_H) */