/* *INDENT-OFF* */ /* ATTRIBUTE_PRINTF confuses indent, avoid running it
for now. */
/* Basic, host-specific, and target-specific definitions for GDB.
- Copyright (C) 1986, 1988-2005, 2007-2012 Free Software Foundation,
- Inc.
+ Copyright (C) 1986-2013 Free Software Foundation, Inc.
This file is part of GDB.
#endif
#include "config.h" /* Generated by configure. */
+#include "build-gnulib/config.h"
#include <sys/types.h>
#include <stdio.h>
#include "gdb_wchar.h"
-/* For ``enum target_signal''. */
+/* For ``enum gdb_signal''. */
#include "gdb/signals.h"
+#include "ui-file.h"
+
+#include "host-defs.h"
+
/* Just in case they're not defined in stdio.h. */
#ifndef SEEK_SET
/* This is to make sure that LONGEST is at least as big as CORE_ADDR. */
-#ifndef LONGEST
-
#ifdef BFD64
#define LONGEST BFD_HOST_64_BIT
#else /* No BFD64 */
-#ifdef CC_HAS_LONG_LONG
#define LONGEST long long
#define ULONGEST unsigned long long
-#else
-#ifdef BFD_HOST_64_BIT
-/* BFD_HOST_64_BIT is defined for some hosts that don't have long long
- (e.g. i386-windows) so try it. */
-#define LONGEST BFD_HOST_64_BIT
-#define ULONGEST BFD_HOST_U_64_BIT
-#else
-#define LONGEST long
-#define ULONGEST unsigned long
-#endif
-#endif
#endif /* No BFD64 */
-#endif /* ! LONGEST */
-
#ifndef min
#define min(a, b) ((a) < (b) ? (a) : (b))
#endif
/* Search path for separate debug files. */
extern char *debug_file_directory;
-extern int quit_flag;
+/* GDB has two methods for handling SIGINT. When immediate_quit is
+ nonzero, a SIGINT results in an immediate longjmp out of the signal
+ 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. */
+
+/* Clear the quit flag. */
+extern void clear_quit_flag (void);
+/* 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. */
+extern void set_quit_flag (void);
+
extern int immediate_quit;
-extern int sevenbit_strings;
extern void quit (void);
needed. */
#define QUIT { \
- if (quit_flag) quit (); \
+ if (check_quit_flag ()) quit (); \
if (deprecated_interactive_hook) deprecated_interactive_hook (); \
}
RETURN_VALUE_ABI_PRESERVES_ADDRESS,
};
-/* vec.h-style vectors of strings want a typedef for char * or const char *. */
-
-typedef char * char_ptr;
-typedef const char * const_char_ptr;
-
/* Needed for various prototypes */
struct symtab;
globals that are currently only available to main.c. */
extern char *relocate_gdb_directory (const char *initial, int flag);
-/* From utils.c */
-
-extern void initialize_utils (void);
-
-extern void notice_quit (void);
-
-extern int strcmp_iw (const char *, const char *);
-
-extern int strcmp_iw_ordered (const char *, const char *);
-
-extern int streq (const char *, const char *);
-
-extern int subset_compare (char *, char *);
-
-extern char *safe_strerror (int);
-
-extern void set_display_time (int);
-
-extern void set_display_space (int);
-
-/* Cleanup utilities. */
-
-#include "cleanups.h"
-
-extern struct cleanup *make_cleanup_freeargv (char **);
-
-struct dyn_string;
-extern struct cleanup *make_cleanup_dyn_string_delete (struct dyn_string *);
-
-struct ui_file;
-extern struct cleanup *make_cleanup_ui_file_delete (struct ui_file *);
-
-struct ui_out;
-extern struct cleanup *
- make_cleanup_ui_out_redirect_pop (struct ui_out *uiout);
-
-struct section_addr_info;
-extern struct cleanup *(make_cleanup_free_section_addr_info
- (struct section_addr_info *));
-
-extern struct cleanup *make_cleanup_close (int fd);
-
-extern struct cleanup *make_cleanup_fclose (FILE *file);
-
-extern struct cleanup *make_cleanup_bfd_close (bfd *abfd);
-
-struct obstack;
-extern struct cleanup *make_cleanup_obstack_free (struct obstack *obstack);
-
-extern struct cleanup *make_cleanup_restore_integer (int *variable);
-extern struct cleanup *make_cleanup_restore_uinteger (unsigned int *variable);
-
-struct target_ops;
-extern struct cleanup *make_cleanup_unpush_target (struct target_ops *ops);
-
-extern struct cleanup *
- make_cleanup_restore_ui_file (struct ui_file **variable);
-
-extern struct cleanup *make_cleanup_value_free_to_mark (struct value *);
-extern struct cleanup *make_cleanup_value_free (struct value *);
-
-struct so_list;
-extern struct cleanup *make_cleanup_free_so (struct so_list *so);
-
-extern struct cleanup *make_cleanup_htab_delete (htab_t htab);
-
-extern void free_current_contents (void *);
-
-extern struct cleanup *make_command_stats_cleanup (int);
-
-extern int myread (int, char *, int);
-
-extern int query (const char *, ...) ATTRIBUTE_PRINTF (1, 2);
-extern int nquery (const char *, ...) ATTRIBUTE_PRINTF (1, 2);
-extern int yquery (const char *, ...) ATTRIBUTE_PRINTF (1, 2);
-
-extern void init_page_info (void);
-
-extern struct cleanup *make_cleanup_restore_page_info (void);
-extern struct cleanup *
- set_batch_flag_and_make_cleanup_restore_page_info (void);
-
-extern char *gdb_realpath (const char *);
-extern char *xfullpath (const char *);
-
-extern unsigned long gnu_debuglink_crc32 (unsigned long crc,
- unsigned char *buf, size_t len);
-
-ULONGEST strtoulst (const char *num, const char **trailer, int base);
-
-char *ldirname (const char *filename);
-
-char **gdb_buildargv (const char *);
-
-int compare_positive_ints (const void *ap, const void *bp);
-int compare_strings (const void *ap, const void *bp);
-
-/* A wrapper for bfd_errmsg to produce a more helpful error message
- in the case of bfd_error_file_ambiguously recognized.
- MATCHING, if non-NULL, is the corresponding argument to
- bfd_check_format_matches, and will be freed. */
-
-extern const char *gdb_bfd_errmsg (bfd_error_type error_tag, char **matching);
-
-extern int parse_pid_to_attach (char *args);
-
-extern struct cleanup *make_bpstat_clear_actions_cleanup (void);
-
-extern int producer_is_gcc_ge_4 (const char *producer);
-
-extern void substitute_path_component (char **stringp, const char *from,
- const char *to);
-
-#ifdef HAVE_WAITPID
-extern pid_t wait_to_die_with_timeout (pid_t pid, int *status, int timeout);
-#endif
-
\f
/* Annotation stuff. */
extern int annotation_level; /* in stack.c */
\f
-extern void begin_line (void);
-
-extern void wrap_here (char *);
-
-extern void reinitialize_more_filter (void);
-
-/* Normal results */
-extern struct ui_file *gdb_stdout;
-/* Input stream */
-extern struct ui_file *gdb_stdin;
-/* Serious error notifications */
-extern struct ui_file *gdb_stderr;
-/* Log/debug/trace messages that should bypass normal stdout/stderr
- filtering. For moment, always call this stream using
- *_unfiltered. In the very near future that restriction shall be
- removed - either call shall be unfiltered. (cagney 1999-06-13). */
-extern struct ui_file *gdb_stdlog;
-/* Target output that should bypass normal stdout/stderr filtering.
- For moment, always call this stream using *_unfiltered. In the
- very near future that restriction shall be removed - either call
- shall be unfiltered. (cagney 1999-07-02). */
-extern struct ui_file *gdb_stdtarg;
-extern struct ui_file *gdb_stdtargerr;
-extern struct ui_file *gdb_stdtargin;
-
-#include "ui-file.h"
-
-/* More generic printf like operations. Filtered versions may return
- non-locally on error. */
-
-extern void fputs_filtered (const char *, struct ui_file *);
-
-extern void fputs_unfiltered (const char *, struct ui_file *);
-
-extern int fputc_filtered (int c, struct ui_file *);
-
-extern int fputc_unfiltered (int c, struct ui_file *);
-
-extern int putchar_filtered (int c);
-
-extern int putchar_unfiltered (int c);
-
-extern void puts_filtered (const char *);
-
-extern void puts_unfiltered (const char *);
-
-extern void puts_filtered_tabular (char *string, int width, int right);
-
-extern void puts_debug (char *prefix, char *string, char *suffix);
-
-extern void vprintf_filtered (const char *, va_list) ATTRIBUTE_PRINTF (1, 0);
-
-extern void vfprintf_filtered (struct ui_file *, const char *, va_list)
- ATTRIBUTE_PRINTF (2, 0);
-
-extern void fprintf_filtered (struct ui_file *, const char *, ...)
- ATTRIBUTE_PRINTF (2, 3);
-
-extern void fprintfi_filtered (int, struct ui_file *, const char *, ...)
- ATTRIBUTE_PRINTF (3, 4);
-
-extern void printf_filtered (const char *, ...) ATTRIBUTE_PRINTF (1, 2);
-
-extern void printfi_filtered (int, const char *, ...) ATTRIBUTE_PRINTF (2, 3);
-
-extern void vprintf_unfiltered (const char *, va_list) ATTRIBUTE_PRINTF (1, 0);
-
-extern void vfprintf_unfiltered (struct ui_file *, const char *, va_list)
- ATTRIBUTE_PRINTF (2, 0);
-
-extern void fprintf_unfiltered (struct ui_file *, const char *, ...)
- ATTRIBUTE_PRINTF (2, 3);
-
-extern void printf_unfiltered (const char *, ...) ATTRIBUTE_PRINTF (1, 2);
-
-extern void print_spaces (int, struct ui_file *);
-
-extern void print_spaces_filtered (int, struct ui_file *);
-
-extern char *n_spaces (int);
-
-extern void fputstr_filtered (const char *str, int quotr,
- struct ui_file * stream);
-
-extern void fputstr_unfiltered (const char *str, int quotr,
- struct ui_file * stream);
-
-extern void fputstrn_filtered (const char *str, int n, int quotr,
- struct ui_file * stream);
-
-extern void fputstrn_unfiltered (const char *str, int n, int quotr,
- struct ui_file * stream);
-
-/* Display the host ADDR on STREAM formatted as ``0x%x''. */
-extern void gdb_print_host_address (const void *addr, struct ui_file *stream);
-
-extern const char *host_address_to_string (const void *addr);
-
-/* Convert CORE_ADDR to string in platform-specific manner.
- This is usually formatted similar to 0x%lx. */
-extern const char *paddress (struct gdbarch *gdbarch, CORE_ADDR addr);
-
-/* Return a string representation in hexadecimal notation of ADDRESS,
- which is suitable for printing. */
-
-extern const char *print_core_address (struct gdbarch *gdbarch,
- CORE_ADDR address);
-
-/* Callback hash_f and eq_f for htab_create_alloc or htab_create_alloc_ex. */
-
-extern hashval_t core_addr_hash (const void *ap);
-extern int core_addr_eq (const void *ap, const void *bp);
-
-/* %d for LONGEST */
-extern char *plongest (LONGEST l);
-/* %u for ULONGEST */
-extern char *pulongest (ULONGEST l);
-
-extern char *phex (ULONGEST l, int sizeof_l);
-extern char *phex_nz (ULONGEST l, int sizeof_l);
-extern char *int_string (LONGEST, int, int, int, int);
-
-/* Convert a CORE_ADDR into a HEX string with leading zeros.
- The output from core_addr_to_string() can be passed direct to
- string_to_core_addr(). */
-extern const char *core_addr_to_string (const CORE_ADDR addr);
-extern const char *core_addr_to_string_nz (const CORE_ADDR addr);
-extern CORE_ADDR string_to_core_addr (const char *my_string);
-
-/* Return a string that contains a number formatted as a hex
- string. */
-extern char *hex_string (LONGEST);
-extern char *hex_string_custom (LONGEST, int);
-
-extern void fprintf_symbol_filtered (struct ui_file *, const char *,
- enum language, int);
-
-extern void perror_with_name (const char *) ATTRIBUTE_NORETURN;
-
-extern void print_sys_errmsg (const char *, int);
/* From regex.c or libc. BSD 4.4 declares this with the argument type as
"const char *" in unistd.h, so we can't declare the argument
extern void set_next_address (struct gdbarch *, CORE_ADDR);
-extern void print_address_symbolic (struct gdbarch *, CORE_ADDR,
- struct ui_file *, int, char *);
+extern int print_address_symbolic (struct gdbarch *, CORE_ADDR,
+ struct ui_file *, int, char *);
extern int build_address_symbolic (struct gdbarch *,
CORE_ADDR addr,
extern void add_path (char *, char **, int);
-extern void directory_command (char *, int);
-
extern void directory_switch (char *, int);
extern char *source_path;
/* 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. */
+
typedef int (*find_memory_region_ftype) (CORE_ADDR addr, unsigned long size,
int read, int write, int exec,
- void *data);
+ int modified, void *data);
/* Take over the 'find_mapped_memory' vector from exec.c. */
extern void exec_set_find_memory_regions
extern int longest_to_int (LONGEST);
-/* Assorted functions we can declare, now that const and volatile are
- defined. */
-
-extern char *savestring (const char *, size_t);
-
/* Utility macros to allocate typed memory. Avoids errors like:
struct foo *foo = xmalloc (sizeof struct bar); and memset (foo,
sizeof (struct foo), 0). */
#include "common-utils.h"
-extern int parse_escape (struct gdbarch *, char **);
-
-/* Message to be printed before the error message, when an error occurs. */
-
-extern char *error_pre_print;
-
-/* Message to be printed before the error message, when an error occurs. */
-
-extern char *quit_pre_print;
-
-/* Message to be printed before the warning message, when a warning occurs. */
-
-extern char *warning_pre_print;
-
-extern void verror (const char *fmt, va_list ap)
- ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF (1, 0);
-
-extern void error (const char *fmt, ...)
- ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF (1, 2);
-
-extern void error_stream (struct ui_file *) ATTRIBUTE_NORETURN;
-
-extern void vfatal (const char *fmt, va_list ap)
- ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF (1, 0);
-
-extern void fatal (const char *fmt, ...)
- ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF (1, 2);
-
-extern void internal_verror (const char *file, int line, const char *,
- va_list ap)
- ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF (3, 0);
-
-extern void internal_vwarning (const char *file, int line,
- const char *, va_list ap)
- ATTRIBUTE_PRINTF (3, 0);
-
-extern void internal_warning (const char *file, int line,
- const char *, ...) ATTRIBUTE_PRINTF (3, 4);
-
-extern void warning (const char *, ...) ATTRIBUTE_PRINTF (1, 2);
-
-extern void vwarning (const char *, va_list args) ATTRIBUTE_PRINTF (1, 0);
-
/* List of known OS ABIs. If you change this, make sure to update the
table in osabi.c. */
enum gdb_osabi
GDB_OSABI_DARWIN,
GDB_OSABI_SYMBIAN,
GDB_OSABI_OPENVMS,
+ GDB_OSABI_LYNXOS178,
GDB_OSABI_INVALID /* keep this last */
};
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
-#ifndef min
-#define min(a, b) ((a) < (b) ? (a) : (b))
-#endif
-#ifndef max
-#define max(a, b) ((a) > (b) ? (a) : (b))
-#endif
#ifndef atof
extern void (*deprecated_set_hook) (struct cmd_list_element * c);
-extern void (*deprecated_error_begin_hook) (void);
-
extern int (*deprecated_ui_load_progress_hook) (const char *section,
unsigned long num);
-
/* Inhibit window interface if non-zero. */
extern int use_windows;
-/* Definitions of filename-related things. */
-
-/* Host specific things. */
-
-#ifdef __MSDOS__
-# define CANT_FORK
-# define GLOBAL_CURDIR
-# define DIRNAME_SEPARATOR ';'
-#endif
-
-#if !defined (__CYGWIN__) && defined (_WIN32)
-# define DIRNAME_SEPARATOR ';'
-#endif
-
-#ifndef DIRNAME_SEPARATOR
-#define DIRNAME_SEPARATOR ':'
-#endif
-
-#ifndef SLASH_STRING
-#define SLASH_STRING "/"
-#endif
-
/* Provide default definitions of PIDGET, TIDGET, and MERGEPID.
The name ``TIDGET'' is a historical accident. Many uses of TIDGET
in the code actually refer to a lightweight process id, i.e,
#define ISATTY(FP) (isatty (fileno (FP)))
#endif
-/* Ensure that V is aligned to an N byte boundary (B's assumed to be a
- power of 2). Round up/down when necessary. Examples of correct
- use include:
-
- addr = align_up (addr, 8); -- VALUE needs 8 byte alignment
- write_memory (addr, value, len);
- addr += len;
-
- and:
-
- sp = align_down (sp - len, 16); -- Keep SP 16 byte aligned
- write_memory (sp, value, len);
-
- Note that uses such as:
-
- write_memory (addr, value, len);
- addr += align_up (len, 8);
-
- and:
-
- sp -= align_up (len, 8);
- write_memory (sp, value, len);
-
- are typically not correct as they don't ensure that the address (SP
- or ADDR) is correctly aligned (relying on previous alignment to
- keep things right). This is also why the methods are called
- "align_..." instead of "round_..." as the latter reads better with
- this incorrect coding style. */
-
-extern ULONGEST align_up (ULONGEST v, int n);
-extern ULONGEST align_down (ULONGEST v, int n);
-
-/* Allocation and deallocation functions for the libiberty hash table
- which use obstacks. */
-void *hashtab_obstack_allocate (void *data, size_t size, size_t count);
-void dummy_obstack_deallocate (void *object, void *data);
+/* A width that can achieve a better legibility for GDB MI mode. */
+#define GDB_MI_MSG_WIDTH 80
/* From progspace.c */
FIRST_LOCAL_BLOCK = 2
};
+#include "utils.h"
+
#endif /* #ifndef DEFS_H */