/* *INDENT-OFF* */ /* ATTRIBUTE_PRINTF confuses indent, avoid running it
for now. */
/* Basic, host-specific, and target-specific definitions for GDB.
- Copyright (C) 1986-2014 Free Software Foundation, Inc.
+ Copyright (C) 1986-2016 Free Software Foundation, Inc.
This file is part of GDB.
# error gdbserver should not include gdb/defs.h
#endif
-#include "config.h" /* Generated by configure. */
-#include "build-gnulib/config.h"
+#include "common-defs.h"
#include <sys/types.h>
-#include <stdio.h>
-#include <errno.h> /* System call error return status. */
#include <limits.h>
-#include <stdint.h>
/* The libdecnumber library, on which GDB depends, includes a header file
called gstdint.h instead of relying directly on stdint.h. GDB, on the
included, so it's ok to blank out gstdint.h. */
#define GCC_GENERATED_STDINT_H 1
-#include <stddef.h>
-
#include <unistd.h>
-/* For gnulib's PATH_MAX. */
-#include "pathmax.h"
-
#include <fcntl.h>
-/* First include ansidecl.h so we can use the various macro definitions
- here and in all subsequent file inclusions. */
-
-#include "ansidecl.h"
-
-#include "gdb_locale.h"
-
#include "gdb_wchar.h"
-/* For ``enum gdb_signal''. */
-#include "gdb/signals.h"
-
#include "ui-file.h"
#include "host-defs.h"
+/* Scope types enumerator. List the types of scopes the compiler will
+ accept. */
+
+enum compile_i_scope_types
+ {
+ COMPILE_I_INVALID_SCOPE,
+
+ /* A simple scope. Wrap an expression into a simple scope that
+ takes no arguments, returns no value, and uses the generic
+ function name "_gdb_expr". */
+
+ COMPILE_I_SIMPLE_SCOPE,
+
+ /* Do not wrap the expression,
+ it has to provide function "_gdb_expr" on its own. */
+ COMPILE_I_RAW_SCOPE,
+
+ /* A printable expression scope. Wrap an expression into a scope
+ suitable for the "compile print" command. It uses the generic
+ function name "_gdb_expr". COMPILE_I_PRINT_ADDRESS_SCOPE variant
+ is the usual one, taking address of the object.
+ COMPILE_I_PRINT_VALUE_SCOPE is needed for arrays where the array
+ name already specifies its address. See get_out_value_type. */
+ COMPILE_I_PRINT_ADDRESS_SCOPE,
+ COMPILE_I_PRINT_VALUE_SCOPE,
+ };
+
/* Just in case they're not defined in stdio.h. */
#ifndef SEEK_SET
#define O_BINARY 0
#endif
-#include <stdarg.h> /* For va_list. */
-
-#include "libiberty.h"
#include "hashtab.h"
-/* Rather than duplicate all the logic in BFD for figuring out what
- types to use (which can be pretty complicated), symply define them
- in terms of the corresponding type from BFD. */
-
-#include "bfd.h"
-
-/* A byte from the program being debugged. */
-typedef bfd_byte gdb_byte;
-
-/* An address in the program being debugged. Host byte order. */
-typedef bfd_vma CORE_ADDR;
-
-/* The largest CORE_ADDR value. */
-#define CORE_ADDR_MAX (~ (CORE_ADDR) 0)
-
-/* This is to make sure that LONGEST is at least as big as CORE_ADDR. */
-
-#ifdef BFD64
-
-#define LONGEST BFD_HOST_64_BIT
-#define ULONGEST BFD_HOST_U_64_BIT
-
-#else /* No BFD64 */
-
-#define LONGEST long long
-#define ULONGEST unsigned long long
-
-#endif /* No BFD64 */
-
#ifndef min
#define min(a, b) ((a) < (b) ? (a) : (b))
#endif
#define max(a, b) ((a) > (b) ? (a) : (b))
#endif
-#include "ptid.h"
-
-/* Enable xdb commands if set. */
-extern int xdb_commands;
-
-/* Enable dbx commands if set. */
+/* * Enable dbx commands if set. */
extern int dbx_commands;
-/* System root path, used to find libraries etc. */
+/* * System root path, used to find libraries etc. */
extern char *gdb_sysroot;
-/* GDB datadir, used to store data files. */
+/* * GDB datadir, used to store data files. */
extern char *gdb_datadir;
-/* If non-NULL, the possibly relocated path to python's "lib" directory
+/* * If non-NULL, the possibly relocated path to python's "lib" directory
specified with --with-python. */
extern char *python_libdir;
-/* Search path for separate debug files. */
+/* * Search path for separate debug files. */
extern char *debug_file_directory;
/* GDB has two methods for handling SIGINT. When immediate_quit is
handler. Otherwise, SIGINT simply sets a flag; code that might
take a long time, and which ought to be interruptible, checks this
flag using the QUIT macro.
-
- If GDB is built with Python support, it uses Python's low-level
- interface to implement the flag. This approach makes it possible
- for Python and GDB SIGINT handling to coexist seamlessly.
- If GDB is built without Python, it instead uses its traditional
- variables. */
+ These functions use the extension_language_ops API to allow extension
+ language(s) and GDB SIGINT handling to coexist seamlessly. */
-/* Clear the quit flag. */
+/* * Clear the quit flag. */
extern void clear_quit_flag (void);
-/* Evaluate to non-zero if the quit flag is set, zero otherwise. This
+/* * Evaluate to non-zero if the quit flag is set, zero otherwise. This
will clear the quit flag as a side effect. */
extern int check_quit_flag (void);
-/* Set the quit flag. */
+/* * Set the quit flag. */
extern void set_quit_flag (void);
+/* Flag that function quit should call quit_force. */
+extern volatile int sync_quit_force_run;
+
extern int immediate_quit;
extern void quit (void);
-/* FIXME: cagney/2000-03-13: It has been suggested that the peformance
- benefits of having a ``QUIT'' macro rather than a function are
- marginal. If the overhead of a QUIT function call is proving
- significant then its calling frequency should probably be reduced
- [kingdon]. A profile analyzing the current situtation is
- needed. */
+/* Helper for the QUIT macro. */
-#define QUIT { \
- if (check_quit_flag ()) quit (); \
- if (deprecated_interactive_hook) deprecated_interactive_hook (); \
-}
+extern void maybe_quit (void);
-/* Languages represented in the symbol table and elsewhere.
+/* Check whether a Ctrl-C was typed, and if so, call quit. The target
+ is given a chance to process the Ctrl-C. E.g., it may detect that
+ repeated Ctrl-C requests were issued, and choose to close the
+ connection. */
+#define QUIT maybe_quit ()
+
+/* * Languages represented in the symbol table and elsewhere.
This should probably be in language.h, but since enum's can't
be forward declared to satisfy opaque references before their
actual definition, needs to be here. */
nr_languages
};
+/* The number of bits needed to represent all languages, with enough
+ padding to allow for reasonable growth. */
+#define LANGUAGE_BITS 5
+gdb_static_assert (nr_languages <= (1 << LANGUAGE_BITS));
+
enum precision_type
{
single_precision,
unspecified_precision
};
-/* A generic, not quite boolean, enumeration. */
+/* * A generic, not quite boolean, enumeration. This is used for
+ set/show commands in which the options are on/off/automatic. */
enum auto_boolean
{
AUTO_BOOLEAN_TRUE,
AUTO_BOOLEAN_AUTO
};
-/* Potential ways that a function can return a value of a given type. */
+/* * Potential ways that a function can return a value of a given
+ type. */
+
enum return_value_convention
{
- /* Where the return value has been squeezed into one or more
+ /* * Where the return value has been squeezed into one or more
registers. */
RETURN_VALUE_REGISTER_CONVENTION,
- /* Commonly known as the "struct return convention". The caller
+ /* * Commonly known as the "struct return convention". The caller
passes an additional hidden first parameter to the caller. That
parameter contains the address at which the value being returned
should be stored. While typically, and historically, used for
large structs, this is convention is applied to values of many
different types. */
RETURN_VALUE_STRUCT_CONVENTION,
- /* Like the "struct return convention" above, but where the ABI
+ /* * Like the "struct return convention" above, but where the ABI
guarantees that the called function stores the address at which
the value being returned is stored in a well-defined location,
such as a register or memory slot in the stack frame. Don't use
this if the ABI doesn't explicitly guarantees this. */
RETURN_VALUE_ABI_RETURNS_ADDRESS,
- /* Like the "struct return convention" above, but where the ABI
+ /* * Like the "struct return convention" above, but where the ABI
guarantees that the address at which the value being returned is
stored will be available in a well-defined location, such as a
register or memory slot in the stack frame. Don't use this if
"const char *" in unistd.h, so we can't declare the argument
as "char *". */
-extern char *re_comp (const char *);
+EXTERN_C char *re_comp (const char *);
/* From symfile.c */
extern void symbol_file_command (char *, int);
-/* Remote targets may wish to use this as their load function. */
-extern void generic_load (char *name, int from_tty);
+/* * Remote targets may wish to use this as their load function. */
+extern void generic_load (const char *name, int from_tty);
-/* Report on STREAM the performance of memory transfer operation,
+/* * Report on STREAM the performance of memory transfer operation,
such as 'load'.
- DATA_COUNT is the number of bytes transferred.
- WRITE_COUNT is the number of separate write operations, or 0,
+ @param DATA_COUNT is the number of bytes transferred.
+ @param WRITE_COUNT is the number of separate write operations, or 0,
if that information is not available.
- START_TIME is the time at which an operation was started.
- END_TIME is the time at which an operation ended. */
+ @param START_TIME is the time at which an operation was started.
+ @param END_TIME is the time at which an operation ended. */
struct timeval;
extern void print_transfer_performance (struct ui_file *stream,
unsigned long data_count,
typedef void initialize_file_ftype (void);
-extern char *gdb_readline (char *);
+extern char *gdb_readline (const char *);
-extern char *gdb_readline_wrapper (char *);
+extern char *gdb_readline_wrapper (const char *);
-extern char *command_line_input (char *, int, char *);
+extern char *command_line_input (const char *, int, char *);
extern void print_prompt (void);
/* From exec.c */
-/* Process memory area starting at ADDR with length SIZE. Area is readable iff
- READ is non-zero, writable if WRITE is non-zero, executable if EXEC is
- non-zero. Area is possibly changed against its original file based copy if
- MODIFIED is non-zero. DATA is passed without changes from a caller. */
+/* * Process memory area starting at ADDR with length SIZE. Area is
+ readable iff READ is non-zero, writable if WRITE is non-zero,
+ executable if EXEC is non-zero. Area is possibly changed against
+ its original file based copy if MODIFIED is non-zero. DATA is
+ passed without changes from a caller. */
typedef int (*find_memory_region_ftype) (CORE_ADDR addr, unsigned long size,
int read, int write, int exec,
int modified, void *data);
-/* Take over the 'find_mapped_memory' vector from exec.c. */
-extern void exec_set_find_memory_regions
- (int (*func) (find_memory_region_ftype func, void *data));
-
-/* Possible lvalue types. Like enum language, this should be in
+/* * Possible lvalue types. Like enum language, this should be in
value.h, but needs to be here for the same reason. */
enum lval_type
{
- /* Not an lval. */
+ /* * Not an lval. */
not_lval,
- /* In memory. */
+ /* * In memory. */
lval_memory,
- /* In a register. Registers are relative to a frame. */
+ /* * In a register. Registers are relative to a frame. */
lval_register,
- /* In a gdb internal variable. */
+ /* * In a gdb internal variable. */
lval_internalvar,
- /* Part of a gdb internal variable (structure field). */
+ /* * Value encapsulates a callable defined in an extension language. */
+ lval_xcallable,
+ /* * Part of a gdb internal variable (structure field). */
lval_internalvar_component,
- /* Value's bits are fetched and stored using functions provided by
- its creator. */
+ /* * Value's bits are fetched and stored using functions provided
+ by its creator. */
lval_computed
};
-/* Control types for commands */
+/* * Control types for commands. */
enum misc_command_type
{
if_control,
commands_control,
python_control,
+ compile_control,
+ guile_control,
while_stepping_control,
invalid_control
};
-/* Structure for saved commands lines
- (for breakpoints, defined commands, etc). */
+/* * Structure for saved commands lines (for breakpoints, defined
+ commands, etc). */
struct command_line
{
struct command_line *next;
char *line;
enum command_control_type control_type;
- /* The number of elements in body_list. */
+ union
+ {
+ struct
+ {
+ enum compile_i_scope_types scope;
+ void *scope_data;
+ }
+ compile;
+ }
+ control_u;
+ /* * The number of elements in body_list. */
int body_count;
- /* For composite commands, the nested lists of commands. For
+ /* * For composite commands, the nested lists of commands. For
example, for "if" command this will contain the then branch and
the else branch, if that is available. */
struct command_line **body_list;
extern void free_command_lines (struct command_line **);
-/* Parameters of the "info proc" command. */
+/* * Parameters of the "info proc" command. */
enum info_proc_what
{
- /* Display the default cmdline, cwd and exe outputs. */
+ /* * Display the default cmdline, cwd and exe outputs. */
IP_MINIMAL,
- /* Display `info proc mappings'. */
+ /* * Display `info proc mappings'. */
IP_MAPPINGS,
- /* Display `info proc status'. */
+ /* * Display `info proc status'. */
IP_STATUS,
- /* Display `info proc stat'. */
+ /* * Display `info proc stat'. */
IP_STAT,
- /* Display `info proc cmdline'. */
+ /* * Display `info proc cmdline'. */
IP_CMDLINE,
- /* Display `info proc exe'. */
+ /* * Display `info proc exe'. */
IP_EXE,
- /* Display `info proc cwd'. */
+ /* * Display `info proc cwd'. */
IP_CWD,
- /* Display all of the above. */
+ /* * Display all of the above. */
IP_ALL
};
-/* String containing the current directory (what getwd would return). */
+/* * String containing the current directory (what getwd would return). */
extern char *current_directory;
-/* Default radixes for input and output. Only some values supported. */
+/* * Default radixes for input and output. Only some values supported. */
extern unsigned input_radix;
extern unsigned output_radix;
-/* Possibilities for prettyformat parameters to routines which print
+/* * Possibilities for prettyformat parameters to routines which print
things. Like enum language, this should be in value.h, but needs
to be here for the same reason. FIXME: If we can eliminate this
as an arg to LA_VAL_PRINT, then we can probably move it back to
{
Val_no_prettyformat = 0,
Val_prettyformat,
- /* Use the default setting which the user has specified. */
+ /* * Use the default setting which the user has specified. */
Val_prettyformat_default
};
-/* Optional native machine support. Non-native (and possibly pure
+/* * Optional native machine support. Non-native (and possibly pure
multi-arch) targets do not need a "nm.h" file. This will be a
symlink to one of the nm-*.h files, built by the `configure'
script. */
#define LONGEST_MAX ((LONGEST)(ULONGEST_MAX >> 1))
#endif
-/* Convert a LONGEST to an int. This is used in contexts (e.g. number of
+/* * Convert a LONGEST to an int. This is used in contexts (e.g. number of
arguments to a function, number in a value history, register number, etc.)
where the value must not be larger than can fit in an int. */
extern int longest_to_int (LONGEST);
-/* Utility macros to allocate typed memory. Avoids errors like:
- struct foo *foo = xmalloc (sizeof struct bar); and memset (foo,
- sizeof (struct foo), 0). */
-#define XCALLOC(NMEMB, TYPE) ((TYPE*) xcalloc ((NMEMB), sizeof (TYPE)))
-
-#include "common-utils.h"
-
-/* List of known OS ABIs. If you change this, make sure to update the
+/* * List of known OS ABIs. If you change this, make sure to update the
table in osabi.c. */
enum gdb_osabi
{
GDB_OSABI_SVR4,
GDB_OSABI_HURD,
GDB_OSABI_SOLARIS,
- GDB_OSABI_OSF1,
GDB_OSABI_LINUX,
GDB_OSABI_FREEBSD_AOUT,
GDB_OSABI_FREEBSD_ELF,
GDB_OSABI_OPENVMS,
GDB_OSABI_LYNXOS178,
GDB_OSABI_NEWLIB,
+ GDB_OSABI_SDE,
GDB_OSABI_INVALID /* keep this last */
};
/* From other system libraries */
-#include <stdlib.h>
-
-
#ifndef atof
extern double atof (const char *); /* X3.159-1989 4.10.1.1 */
#endif
-/* Various possibilities for alloca. */
-#ifndef alloca
-#ifdef __GNUC__
-#define alloca __builtin_alloca
-#else /* Not GNU C */
-#ifdef HAVE_ALLOCA_H
-#include <alloca.h>
-#else
-#ifdef _AIX
-#pragma alloca
-#else
-
-/* We need to be careful not to declare this in a way which conflicts with
- bison. Bison never declares it as char *, but under various circumstances
- (like __hpux) we need to use void *. */
-extern void *alloca ();
-#endif /* Not _AIX */
-#endif /* Not HAVE_ALLOCA_H */
-#endif /* Not GNU C */
-#endif /* alloca not defined */
-
/* Dynamic target-system-dependent parameters for GDB. */
#include "gdbarch.h"
-/* Maximum size of a register. Something small, but large enough for
+/* * Maximum size of a register. Something small, but large enough for
all known ISAs. If it turns out to be too small, make it bigger. */
enum { MAX_REGISTER_SIZE = 64 };
-/* Static target-system-dependent parameters for GDB. */
-
-/* Number of bits in a char or unsigned char for the target machine.
- Just like CHAR_BIT in <limits.h> but describes the target machine. */
-#if !defined (TARGET_CHAR_BIT)
-#define TARGET_CHAR_BIT 8
-#endif
-
-/* If we picked up a copy of CHAR_BIT from a configuration file
- (which may get it by including <limits.h>) then use it to set
- the number of bits in a host char. If not, use the same size
- as the target. */
-
-#if defined (CHAR_BIT)
-#define HOST_CHAR_BIT CHAR_BIT
-#else
-#define HOST_CHAR_BIT TARGET_CHAR_BIT
-#endif
-
/* In findvar.c. */
extern LONGEST extract_signed_integer (const gdb_byte *, int,
/* Hooks for alternate command interfaces. */
-/* The name of the interpreter if specified on the command line. */
+/* * The name of the interpreter if specified on the command line. */
extern char *interpreter_p;
-/* If a given interpreter matches INTERPRETER_P then it should update
- deprecated_init_ui_hook with the per-interpreter implementation. */
-/* FIXME: deprecated_init_ui_hook should be moved here. */
-
struct target_waitstatus;
struct cmd_list_element;
extern void (*deprecated_post_add_symbol_hook) (void);
extern void (*selected_frame_level_changed_hook) (int);
extern int (*deprecated_ui_loop_hook) (int signo);
-extern void (*deprecated_init_ui_hook) (char *argv0);
extern void (*deprecated_show_load_progress) (const char *section,
unsigned long section_sent,
unsigned long section_size,
ATTRIBUTE_FPTR_PRINTF(1,0);
extern void (*deprecated_warning_hook) (const char *, va_list)
ATTRIBUTE_FPTR_PRINTF(1,0);
-extern void (*deprecated_flush_hook) (struct ui_file * stream);
extern void (*deprecated_interactive_hook) (void);
extern void (*deprecated_readline_begin_hook) (char *, ...)
ATTRIBUTE_FPTR_PRINTF_1;
-extern char *(*deprecated_readline_hook) (char *);
+extern char *(*deprecated_readline_hook) (const char *);
extern void (*deprecated_readline_end_hook) (void);
-extern void (*deprecated_register_changed_hook) (int regno);
extern void (*deprecated_context_hook) (int);
extern ptid_t (*deprecated_target_wait_hook) (ptid_t ptid,
struct target_waitstatus *status,
extern void (*deprecated_call_command_hook) (struct cmd_list_element * c,
char *cmd, int from_tty);
-extern void (*deprecated_set_hook) (struct cmd_list_element * c);
-
extern int (*deprecated_ui_load_progress_hook) (const char *section,
unsigned long num);
-/* Inhibit window interface if non-zero. */
-
-extern int use_windows;
-
/* If this definition isn't overridden by the header files, assume
that isatty and fileno exist on this system. */
#ifndef ISATTY
#define ISATTY(FP) (isatty (fileno (FP)))
#endif
-/* A width that can achieve a better legibility for GDB MI mode. */
+/* * A width that can achieve a better legibility for GDB MI mode. */
#define GDB_MI_MSG_WIDTH 80
/* From progspace.c */
extern void initialize_progspace (void);
extern void initialize_inferiors (void);
-/* Special block numbers */
+/* * Special block numbers */
enum block_enum
{
projects / deliverable / binutils-gdb.git / blobdiff