/* Ada language support definitions for GDB, the GNU debugger.
- Copyright 1992, 1997 Free Software Foundation, Inc.
+
+ Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
+ 2005 Free Software Foundation, Inc.
This file is part of GDB.
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+Foundation, Inc., 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA. */
#if !defined (ADA_LANG_H)
#define ADA_LANG_H 1
+struct partial_symbol;
+struct frame_info;
+
#include "value.h"
#include "gdbtypes.h"
+#include "breakpoint.h"
+
+/* Names of specific files known to be part of the runtime
+ system and that might consider (confusing) debugging information.
+ Each name (a basic regular expression string) is followed by a
+ comma. FIXME: Should be part of a configuration file. */
+#if defined(__alpha__) && defined(__osf__)
+#define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \
+ "^[agis]-.*\\.ad[bs]$", \
+ "/usr/shlib/libpthread\\.so",
+#elif defined (__linux__)
+#define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \
+ "^[agis]-.*\\.ad[bs]$", \
+ "/lib.*/libpthread\\.so[.0-9]*$", "/lib.*/libpthread\\.a$", \
+ "/lib.*/libc\\.so[.0-9]*$", "/lib.*/libc\\.a$",
+#endif
+
+#if !defined (ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS)
+#define ADA_KNOWN_RUNTIME_FILE_NAME_PATTERNS \
+ "^[agis]-.*\\.ad[bs]$",
+#endif
-/* A macro to reorder the bytes of an address depending on the endiannes
- of the target */
-#define EXTRACT_ADDRESS(x) ((void *) extract_address (&(x), sizeof (x)))
-/* A macro to reorder the bytes of an int depending on the endiannes
- of the target */
-#define EXTRACT_INT(x) ((int) extract_signed_integer (&(x), sizeof (x)))
+/* Names of compiler-generated auxiliary functions probably of no
+ interest to users. Each name (a basic regular expression string)
+ is followed by a comma. */
+#define ADA_KNOWN_AUXILIARY_FUNCTION_NAME_PATTERNS \
+ "___clean[.$a-zA-Z0-9_]*$",
-/* Chain of cleanups for arguments of OP_UNRESOLVED_VALUE names. Created in
- yyparse and freed in ada_resolve. */
-extern struct cleanup* unresolved_names;
+/* The maximum number of frame levels searched for non-local,
+ * non-global symbols. This limit exists as a precaution to prevent
+ * infinite search loops when the stack is screwed up. */
+#define MAX_ENCLOSING_FRAME_LEVELS 7
-/* Corresponding mangled/demangled names and opcodes for Ada user-definable
+/* Maximum number of steps followed in looking for the ultimate
+ referent of a renaming. This prevents certain infinite loops that
+ can otherwise result. */
+#define MAX_RENAMING_CHAIN_LENGTH 10
+
+struct block;
+
+/* Corresponding encoded/decoded names and opcodes for Ada user-definable
operators. */
-struct ada_opname_map {
- const char* mangled;
- const char* demangled;
+struct ada_opname_map
+{
+ const char *encoded;
+ const char *decoded;
enum exp_opcode op;
};
-/* Table of Ada operators in mangled and demangled forms. */
+/* Table of Ada operators in encoded and decoded forms. */
/* Defined in ada-lang.c */
extern const struct ada_opname_map ada_opname_table[];
-/* The maximum number of tasks known to the Ada runtime */
-extern const int MAX_NUMBER_OF_KNOWN_TASKS;
-
-/* Identifiers for Ada attributes that need special processing. Be sure
- to update the table attribute_names in ada-lang.c whenever you change this.
- */
-
-enum ada_attribute {
- /* Invalid attribute for error checking. */
- ATR_INVALID,
-
- ATR_FIRST,
- ATR_LAST,
- ATR_LENGTH,
- ATR_IMAGE,
- ATR_IMG,
- ATR_MAX,
- ATR_MIN,
- ATR_MODULUS,
- ATR_POS,
- ATR_SIZE,
- ATR_TAG,
- ATR_VAL,
-
- /* Dummy last attribute. */
- ATR_END
+enum ada_operator
+ {
+ /* X IN A'RANGE(N). N is an immediate operand, surrounded by
+ BINOP_IN_BOUNDS before and after. A is an array, X an index
+ value. Evaluates to true iff X is within range of the Nth
+ dimension (1-based) of A. (A multi-dimensional array
+ type is represented as array of array of ...) */
+ BINOP_IN_BOUNDS = OP_EXTENDED0,
+
+ /* X IN L .. U. True iff L <= X <= U. */
+ TERNOP_IN_RANGE,
+
+ /* Ada attributes ('Foo). */
+ OP_ATR_FIRST,
+ OP_ATR_LAST,
+ OP_ATR_LENGTH,
+ OP_ATR_IMAGE,
+ OP_ATR_MAX,
+ OP_ATR_MIN,
+ OP_ATR_MODULUS,
+ OP_ATR_POS,
+ OP_ATR_SIZE,
+ OP_ATR_TAG,
+ OP_ATR_VAL,
+
+ /* Ada type qualification. It is encoded as for UNOP_CAST, above,
+ and denotes the TYPE'(EXPR) construct. */
+ UNOP_QUAL,
+
+ /* X IN TYPE. The `TYPE' argument is immediate, with
+ UNOP_IN_RANGE before and after it. True iff X is a member of
+ type TYPE (typically a subrange). */
+ UNOP_IN_RANGE,
+
+ /* An aggregate. A single immediate operand, N>0, gives
+ the number of component specifications that follow. The
+ immediate operand is followed by a second OP_AGGREGATE.
+ Next come N component specifications. A component
+ specification is either an OP_OTHERS (others=>...), an
+ OP_CHOICES (for named associations), or other expression (for
+ positional aggregates only). Aggregates currently
+ occur only as the right sides of assignments. */
+ OP_AGGREGATE,
+
+ /* An others clause. Followed by a single expression. */
+ OP_OTHERS,
+
+ /* An aggregate component association. A single immediate operand, N,
+ gives the number of choices that follow. This is followed by a second
+ OP_CHOICES operator. Next come N operands, each of which is an
+ expression, an OP_DISCRETE_RANGE, or an OP_NAME---the latter
+ for a simple name that must be a record component name and does
+ not correspond to a single existing symbol. After the N choice
+ indicators comes an expression giving the value.
+
+ In an aggregate such as (X => E1, ...), where X is a simple
+ name, X could syntactically be either a component_selector_name
+ or an expression used as a discrete_choice, depending on the
+ aggregate's type context. Since this is not known at parsing
+ time, we don't attempt to disambiguate X if it has multiple
+ definitions, but instead supply an OP_NAME. If X has a single
+ definition, we represent it with an OP_VAR_VALUE, even though
+ it may turn out to be within a record aggregate. Aggregate
+ evaluation can use either OP_NAMEs or OP_VAR_VALUEs to get a
+ record field name, and can evaluate OP_VAR_VALUE normally to
+ get its value as an expression. Unfortunately, we lose out in
+ cases where X has multiple meanings and is part of an array
+ aggregate. I hope these are not common enough to annoy users,
+ who can work around the problem in any case by putting
+ parentheses around X. */
+ OP_CHOICES,
+
+ /* A positional aggregate component association. The operator is
+ followed by a single integer indicating the position in the
+ aggregate (0-based), followed by a second OP_POSITIONAL. Next
+ follows a single expression giving the component value. */
+ OP_POSITIONAL,
+
+ /* A range of values. Followed by two expressions giving the
+ upper and lower bounds of the range. */
+ OP_DISCRETE_RANGE,
+
+ /* End marker */
+ OP_ADA_LAST
+ };
+
+/* A triple, (symbol, block, symtab), representing one instance of a
+ * symbol-lookup operation. */
+struct ada_symbol_info {
+ struct symbol* sym;
+ struct block* block;
+ struct symtab* symtab;
};
-enum task_states {
- Unactivated,
- Runnable,
- Terminated,
- Activator_Sleep,
- Acceptor_Sleep,
- Entry_Caller_Sleep,
- Async_Select_Sleep,
- Delay_Sleep,
- Master_Completion_Sleep,
- Master_Phase_2_Sleep
-};
+/* Ada task structures. */
-extern char *ada_task_states[];
+/* Ada task control block, as defined in the GNAT runt-time library. */
-typedef struct {
- char *P_ARRAY;
- int *P_BOUNDS;
-} fat_string;
-
-typedef struct entry_call {
- void *self;
-} *entry_call_link;
-
-struct task_fields
+struct task_control_block
{
- int entry_num;
-#if (defined (VXWORKS_TARGET) || !defined (i386)) \
- && !(defined (VXWORKS_TARGET) && defined (M68K_TARGET))
- int pad1;
-#endif
char state;
-#if (defined (VXWORKS_TARGET) && defined (M68K_TARGET))
- char pad_8bits;
-#endif
- void *parent;
+ CORE_ADDR parent;
int priority;
- int current_priority;
- fat_string image;
- entry_call_link call;
-#if (defined (sun) && defined (__SVR4)) && !defined (VXWORKS_TARGET)
- int pad2;
- unsigned thread;
- unsigned lwp;
-#else
- void *thread;
- void *lwp;
-#endif
-}
-#if (defined (VXWORKS_TARGET) && defined (M68K_TARGET))
-__attribute__ ((packed))
-#endif
-;
+ char image [32];
+ int image_len; /* This field is not always present in the ATCB. */
+ CORE_ADDR call;
+ CORE_ADDR thread;
+ CORE_ADDR lwp; /* This field is not always present in the ATCB. */
+
+ /* If the task is waiting on a task entry, this field contains the
+ task_id of the other task. */
+ CORE_ADDR called_task;
+};
+
+struct task_ptid
+{
+ int pid; /* The Process id */
+ long lwp; /* The Light Weight Process id */
+ long tid; /* The Thread id */
+};
+typedef struct task_ptid task_ptid_t;
struct task_entry
{
- void *task_id;
+ CORE_ADDR task_id;
+ struct task_control_block atcb;
int task_num;
int known_tasks_index;
struct task_entry *next_task;
- void *thread;
- void *lwp;
+ task_ptid_t task_ptid;
int stack_per;
};
-extern struct type* builtin_type_ada_int;
-extern struct type* builtin_type_ada_short;
-extern struct type* builtin_type_ada_long;
-extern struct type* builtin_type_ada_long_long;
-extern struct type* builtin_type_ada_char;
-extern struct type* builtin_type_ada_float;
-extern struct type* builtin_type_ada_double;
-extern struct type* builtin_type_ada_long_double;
-extern struct type* builtin_type_ada_natural;
-extern struct type* builtin_type_ada_positive;
-extern struct type* builtin_type_ada_system_address;
-
-/* Assuming V points to an array of S objects, make sure that it contains at
+/* task entry list. */
+extern struct task_entry *task_list;
+
+
+/* Assuming V points to an array of S objects, make sure that it contains at
least M objects, updating V and S as necessary. */
-#define GROW_VECT(v, s, m) \
- if ((s) < (m)) grow_vect ((void**) &(v), &(s), (m), sizeof(*(v)));
+#define GROW_VECT(v, s, m) \
+ if ((s) < (m)) (v) = grow_vect (v, &(s), m, sizeof *(v));
+
+extern void *grow_vect (void *, size_t *, size_t, int);
-extern void grow_vect (void**, size_t*, size_t, int);
+extern int ada_get_field_index (const struct type *type,
+ const char *field_name,
+ int maybe_missing);
-extern int ada_parse (void); /* Defined in ada-exp.y */
+extern int ada_parse (void); /* Defined in ada-exp.y */
-extern void ada_error (char *); /* Defined in ada-exp.y */
+extern void ada_error (char *); /* Defined in ada-exp.y */
- /* Defined in ada-typeprint.c */
-extern void ada_print_type (struct type*, char*, struct ui_file*, int, int);
+ /* Defined in ada-typeprint.c */
+extern void ada_print_type (struct type *, char *, struct ui_file *, int,
+ int);
-extern int ada_val_print (struct type*, char*, int, CORE_ADDR,
- struct ui_file*, int, int, int, enum val_prettyprint);
+extern int ada_val_print (struct type *, const gdb_byte *, int, CORE_ADDR,
+ struct ui_file *, int, int, int,
+ enum val_prettyprint);
-extern int ada_value_print (struct value*, struct ui_file*, int,
- enum val_prettyprint);
+extern int ada_value_print (struct value *, struct ui_file *, int,
+ enum val_prettyprint);
- /* Defined in ada-lang.c */
+ /* Defined in ada-lang.c */
-extern struct value* value_from_contents_and_address (struct type*, char*, CORE_ADDR);
+extern struct value *value_from_contents_and_address (struct type *,
+ const gdb_byte *,
+ CORE_ADDR);
extern void ada_emit_char (int, struct ui_file *, int, int);
-extern void ada_printchar (int, struct ui_file*);
+extern void ada_printchar (int, struct ui_file *);
+
+extern void ada_printstr (struct ui_file *, const gdb_byte *,
+ unsigned int, int, int);
+
+extern void ada_convert_actuals (struct value *, int, struct value **,
+ CORE_ADDR *);
+
+extern struct value *ada_value_subscript (struct value *, int,
+ struct value **);
+
+extern struct type *ada_array_element_type (struct type *, int);
-extern void ada_printstr (struct ui_file*, char *, unsigned int, int, int);
+extern int ada_array_arity (struct type *);
-extern void ada_convert_actuals (struct value*, int, struct value**, CORE_ADDR*);
+struct type *ada_type_of_array (struct value *, int);
-extern struct value* ada_value_subscript (struct value*, int, struct value**);
+extern struct value *ada_coerce_to_simple_array_ptr (struct value *);
-extern struct type* ada_array_element_type (struct type*, int);
+extern int ada_is_simple_array_type (struct type *);
-extern int ada_array_arity (struct type*);
+extern int ada_is_array_descriptor_type (struct type *);
-struct type* ada_type_of_array (struct value*, int);
+extern int ada_is_bogus_array_descriptor (struct type *);
-extern struct value* ada_coerce_to_simple_array (struct value*);
+extern struct type *ada_index_type (struct type *, int);
-extern struct value* ada_coerce_to_simple_array_ptr (struct value*);
+extern struct value *ada_array_bound (struct value *, int, int);
-extern int ada_is_simple_array (struct type*);
+extern char *ada_decode_symbol (const struct general_symbol_info*);
-extern int ada_is_array_descriptor (struct type*);
+extern const char *ada_decode (const char*);
-extern int ada_is_bogus_array_descriptor (struct type*);
+extern enum language ada_update_initial_language (enum language,
+ struct partial_symtab*);
-extern struct type* ada_index_type (struct type*, int);
+extern void clear_ada_sym_cache (void);
-extern struct value* ada_array_bound (struct value*, int, int);
+extern char **ada_make_symbol_completion_list (const char *text0,
+ const char *word);
-extern int ada_lookup_symbol_list (const char*, struct block*, namespace_enum,
- struct symbol***, struct block***);
+extern int ada_lookup_symbol_list (const char *, const struct block *,
+ domain_enum, struct ada_symbol_info**);
-extern char* ada_fold_name (const char*);
+extern char *ada_fold_name (const char *);
-extern struct symbol* ada_lookup_symbol (const char*, struct block*, namespace_enum);
+extern struct symbol *ada_lookup_symbol (const char *, const struct block *,
+ domain_enum, int *,
+ struct symtab **);
-extern struct minimal_symbol* ada_lookup_minimal_symbol (const char*);
+extern struct minimal_symbol *ada_lookup_simple_minsym (const char *);
-extern void ada_resolve (struct expression**, struct type*);
+extern void ada_fill_in_ada_prototype (struct symbol *);
-extern int ada_resolve_function (struct symbol**, struct block**, int,
- struct value**, int, const char*, struct type*);
+extern int user_select_syms (struct ada_symbol_info *, int, int);
-extern void ada_fill_in_ada_prototype (struct symbol*);
+extern int get_selections (int *, int, int, int, char *);
-extern int user_select_syms (struct symbol**, struct block**, int, int);
+extern char *ada_start_decode_line_1 (char *);
-extern int get_selections (int*, int, int, int, char*);
+extern struct symtabs_and_lines ada_finish_decode_line_1 (char **,
+ struct symtab *,
+ int, char ***);
-extern char* ada_start_decode_line_1 (char*);
+extern struct symtabs_and_lines ada_sals_for_line (const char*, int,
+ int, char***, int);
-extern struct symtabs_and_lines ada_finish_decode_line_1 (char**, struct symtab*, int, char***);
+extern int ada_scan_number (const char *, int, LONGEST *, int *);
-extern int ada_scan_number (const char*, int, LONGEST*, int*);
+extern struct type *ada_parent_type (struct type *);
-extern struct type* ada_parent_type (struct type*);
+extern int ada_is_ignored_field (struct type *, int);
-extern int ada_is_ignored_field (struct type*, int);
+extern int ada_is_packed_array_type (struct type *);
-extern int ada_is_packed_array_type (struct type*);
+extern struct value *ada_value_primitive_packed_val (struct value *,
+ const gdb_byte *,
+ long, int, int,
+ struct type *);
-extern struct value* ada_value_primitive_packed_val (struct value*, char*, long, int,
- int, struct type*);
+extern struct type *ada_coerce_to_simple_array_type (struct type *);
-extern struct type* ada_coerce_to_simple_array_type (struct type*);
+extern int ada_is_character_type (struct type *);
-extern int ada_is_character_type (struct type*);
+extern int ada_is_string_type (struct type *);
-extern int ada_is_string_type (struct type*);
+extern int ada_is_tagged_type (struct type *, int);
-extern int ada_is_tagged_type (struct type*);
+extern int ada_is_tag_type (struct type *);
-extern struct type* ada_tag_type (struct value*);
+extern struct type *ada_tag_type (struct value *);
-extern struct value* ada_value_tag (struct value*);
+extern struct value *ada_value_tag (struct value *);
-extern int ada_is_parent_field (struct type*, int);
+extern const char *ada_tag_name (struct value *);
-extern int ada_is_wrapper_field (struct type*, int);
+extern int ada_is_parent_field (struct type *, int);
-extern int ada_is_variant_part (struct type*, int);
+extern int ada_is_wrapper_field (struct type *, int);
-extern struct type* ada_variant_discrim_type (struct type*, struct type*);
+extern int ada_is_variant_part (struct type *, int);
-extern int ada_is_others_clause (struct type*, int);
+extern struct type *ada_variant_discrim_type (struct type *, struct type *);
-extern int ada_in_variant (LONGEST, struct type*, int);
+extern int ada_is_others_clause (struct type *, int);
-extern char* ada_variant_discrim_name (struct type*);
+extern int ada_in_variant (LONGEST, struct type *, int);
-extern struct type* ada_lookup_struct_elt_type (struct type*, char*, int, int*);
+extern char *ada_variant_discrim_name (struct type *);
-extern struct value* ada_value_struct_elt (struct value*, char*, char*);
+extern struct value *ada_value_struct_elt (struct value *, char *, int);
-extern struct value* ada_search_struct_field (char*, struct value*, int, struct type*);
+extern int ada_is_aligner_type (struct type *);
-extern int ada_is_aligner_type (struct type*);
+extern struct type *ada_aligned_type (struct type *);
-extern struct type* ada_aligned_type (struct type*);
+extern const gdb_byte *ada_aligned_value_addr (struct type *,
+ const gdb_byte *);
-extern char* ada_aligned_value_addr (struct type*, char*);
+extern const char *ada_attribute_name (enum exp_opcode);
-extern const char* ada_attribute_name (int);
+extern int ada_is_fixed_point_type (struct type *);
-extern int ada_is_fixed_point_type (struct type*);
+extern int ada_is_system_address_type (struct type *);
-extern DOUBLEST ada_delta (struct type*);
+extern DOUBLEST ada_delta (struct type *);
extern DOUBLEST ada_fixed_to_float (struct type *, LONGEST);
-extern LONGEST ada_float_to_fixed (struct type*, DOUBLEST);
+extern LONGEST ada_float_to_fixed (struct type *, DOUBLEST);
-extern int ada_is_vax_floating_type (struct type*);
+extern int ada_is_vax_floating_type (struct type *);
-extern int ada_vax_float_type_suffix (struct type*);
+extern int ada_vax_float_type_suffix (struct type *);
-extern struct value* ada_vax_float_print_function (struct type*);
+extern struct value *ada_vax_float_print_function (struct type *);
-extern struct type* ada_system_address_type (void);
+extern struct type *ada_system_address_type (void);
-extern int ada_which_variant_applies (struct type*, struct type*, char*);
+extern int ada_which_variant_applies (struct type *, struct type *,
+ const gdb_byte *);
-extern struct value* ada_to_fixed_value (struct type*, char*, CORE_ADDR, struct value*);
+extern struct type *ada_to_fixed_type (struct type *, const gdb_byte *,
+ CORE_ADDR, struct value *);
-extern struct type* ada_to_fixed_type (struct type*, char*, CORE_ADDR, struct value*);
+extern struct type *ada_template_to_fixed_record_type_1 (struct type *type,
+ const gdb_byte *valaddr,
+ CORE_ADDR address,
+ struct value *dval0,
+ int keep_dynamic_fields);
-extern int ada_name_prefix_len (const char*);
+extern int ada_name_prefix_len (const char *);
-extern char* ada_type_name (struct type*);
+extern char *ada_type_name (struct type *);
-extern struct type* ada_find_parallel_type (struct type*, const char *suffix);
+extern struct type *ada_find_parallel_type (struct type *,
+ const char *suffix);
-extern LONGEST get_int_var_value (char*, char*, int* );
+extern LONGEST get_int_var_value (char *, int *);
-extern struct type* ada_find_any_type (const char *name);
+extern struct symbol *ada_find_any_symbol (const char *name);
-extern int ada_prefer_type (struct type*, struct type*);
+extern struct type *ada_find_any_type (const char *name);
-extern struct type* ada_get_base_type (struct type*);
+extern struct symbol *ada_find_renaming_symbol (const char *name,
+ struct block *block);
-extern struct type* ada_completed_type (struct type*);
+extern int ada_prefer_type (struct type *, struct type *);
-extern char* ada_mangle (const char*);
+extern struct type *ada_get_base_type (struct type *);
-extern const char* ada_enum_name (const char*);
+extern struct type *ada_check_typedef (struct type *);
-extern int ada_is_modular_type (struct type*);
+extern char *ada_encode (const char *);
-extern LONGEST ada_modulus (struct type*);
+extern const char *ada_enum_name (const char *);
-extern struct value* ada_value_ind (struct value*);
+extern int ada_is_modular_type (struct type *);
-extern void ada_print_scalar (struct type*, LONGEST, struct ui_file*);
+extern ULONGEST ada_modulus (struct type *);
-extern int ada_is_range_type_name (const char*);
+extern struct value *ada_value_ind (struct value *);
-extern const char* ada_renaming_type (struct type*);
+extern void ada_print_scalar (struct type *, LONGEST, struct ui_file *);
-extern int ada_is_object_renaming (struct symbol*);
+extern int ada_is_range_type_name (const char *);
-extern const char* ada_simple_renamed_entity (struct symbol*);
+extern const char *ada_renaming_type (struct type *);
-extern char* ada_breakpoint_rewrite (char*, int*);
+extern int ada_is_object_renaming (struct symbol *);
+
+extern char *ada_simple_renamed_entity (struct symbol *);
+
+extern char *ada_breakpoint_rewrite (char *, int *);
+
+extern char *ada_main_name (void);
/* Tasking-related: ada-tasks.c */
extern int valid_task_id (int);
-extern int get_current_task (void);
-
extern void init_task_list (void);
-extern void* get_self_id (void);
+extern int ada_is_exception_breakpoint (bpstat bs);
+
+extern void ada_adjust_exception_stop (bpstat bs);
+
+extern void ada_print_exception_stop (bpstat bs);
+
+extern int ada_get_current_task (ptid_t);
+
+extern int breakpoint_ada_task_match (CORE_ADDR, ptid_t);
-extern int get_current_task (void);
+extern int ada_print_exception_breakpoint_nontask (struct breakpoint *);
-extern int get_entry_number (void*);
+extern void ada_print_exception_breakpoint_task (struct breakpoint *);
-extern void ada_report_exception_break (struct breakpoint *);
+extern void ada_find_printable_frame (struct frame_info *fi);
-extern int ada_maybe_exception_partial_symbol (struct partial_symbol* sym);
+extern void ada_reset_thread_registers (void);
-extern int ada_is_exception_sym (struct symbol* sym);
+extern int ada_build_task_list (void);
+/* Look up a symbol by name using the search conventions of
+ a specific language (optional block, optional symtab).
+ FIXME: Should be symtab.h. */
+extern struct symbol *lookup_symbol_in_language (const char *,
+ const struct block *,
+ domain_enum,
+ enum language,
+ int *,
+ struct symtab **);
#endif