X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fdefs.h;h=6d4e922b95eeb561f4a8c71a2e9e54bd677c920d;hb=9c703ebff4e646a77e62f7af68c190a063c7496a;hp=3ac3d9a5d60b5894281e495b2b4cd46b55faac35;hpb=9255ee3150832d7e235fc0711f0efa70700559e7;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/defs.h b/gdb/defs.h index 3ac3d9a5d6..6d4e922b95 100644 --- a/gdb/defs.h +++ b/gdb/defs.h @@ -1,7 +1,7 @@ /* *INDENT-OFF* */ /* ATTR_FORMAT confuses indent, avoid running it for now */ /* Basic, host-specific, and target-specific definitions for GDB. - Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, - 1997, 1998, 1999, 2000, 2001, 2002 + Copyright (C) 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, + 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of GDB. @@ -18,22 +18,21 @@ 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. */ + Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. */ #ifndef DEFS_H #define DEFS_H #include "config.h" /* Generated by configure. */ +#include #include #include /* System call error return status. */ #include #ifdef HAVE_STDDEF_H #include -#else -#include /* For size_t. */ #endif #ifdef HAVE_UNISTD_H @@ -63,40 +62,16 @@ #include "libiberty.h" -#include "progress.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. */ -/* For BFD64 and bfd_vma. */ #include "bfd.h" +/* A byte from the program being debugged. */ +typedef bfd_byte gdb_byte; -/* The target is partially multi-arched. Both "tm.h" and the - multi-arch vector provide definitions. "tm.h" normally overrides - the multi-arch vector (but there are a few exceptions). */ - -#define GDB_MULTI_ARCH_PARTIAL 1 - -/* The target is partially multi-arched. Both the multi-arch vector - and "tm.h" provide definitions. "tm.h" cannot override a definition - provided by the multi-arch vector. It is detected as a compilation - error. - - This setting is only useful during a multi-arch conversion. */ - -#define GDB_MULTI_ARCH_TM 2 - -/* The target is pure multi-arch. The MULTI-ARCH vector provides all - definitions. "tm.h" is linked to an empty file. */ - -#define GDB_MULTI_ARCH_PURE 3 - - - -/* An address in the program being debugged. Host byte order. Rather - than duplicate all the logic in BFD which figures out what type - this is (long, long long, etc.) and whether it needs to be 64 - bits (the host/target interactions are subtle), we just use - bfd_vma. */ - +/* An address in the program being debugged. Host byte order. */ typedef bfd_vma CORE_ADDR; /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ @@ -154,21 +129,32 @@ typedef bfd_vma CORE_ADDR; issue is found that we spend the effort on algorithmic optimizations than micro-optimizing.'' J.T. */ -#define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0) -#define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0) +/* NOTE: cagney/2003-11-23: All instances of STREQ[N] covered by + testing GDB on a stabs system have been replaced by equivalent + str[n]cmp calls. To avoid the possability of introducing bugs when + making untested changes, the remaining references were deprecated + rather than replaced. */ + +/* DISCLAIMER: cagney/2003-11-23: Simplified definition of these + macros so that they just map directly onto strcmp equivalent. I'm + not responsible for any breakage due to code that relied on the old + underlying implementation. */ + +#define DEPRECATED_STREQ(a,b) (strcmp ((a), (b)) == 0) +#define DEPRECATED_STREQN(a,b,c) (strncmp ((a), (b), (c)) == 0) /* Check if a character is one of the commonly used C++ marker characters. */ extern int is_cplus_marker (int); -/* use tui interface if non-zero */ -extern int tui_version; - /* enable xdb commands if set */ extern int xdb_commands; /* enable dbx commands if set */ extern int dbx_commands; +/* System root path, used to find libraries etc. */ +extern char *gdb_sysroot; + extern int quit_flag; extern int immediate_quit; extern int sevenbit_strings; @@ -189,8 +175,7 @@ extern void quit (void); #else #define QUIT { \ if (quit_flag) quit (); \ - if (interactive_hook) interactive_hook (); \ - PROGRESS (1); \ + if (deprecated_interactive_hook) deprecated_interactive_hook (); \ } #endif @@ -207,12 +192,14 @@ enum language language_cplus, /* C++ */ language_objc, /* Objective-C */ language_java, /* Java */ - /* OBSOLETE language_chill, */ /* Chill */ language_fortran, /* Fortran */ language_m2, /* Modula-2 */ language_asm, /* Assembly language */ language_scm, /* Scheme / Guile */ - language_pascal /* Pascal */ + language_pascal, /* Pascal */ + language_ada, /* Ada */ + language_minimal, /* All other languages, minimal support only */ + nr_languages }; enum precision_type @@ -230,6 +217,33 @@ enum auto_boolean AUTO_BOOLEAN_AUTO }; +/* 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 + registers. */ + RETURN_VALUE_REGISTER_CONVENTION, + /* 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 + 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 + 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 + the ABI doesn't explicitly guarantees this. */ + RETURN_VALUE_ABI_PRESERVES_ADDRESS, +}; + /* the cleanup list records things that have to be undone if an error happens (descriptors to be closed, memory to be freed, etc.) Each link in the chain records a function to call and an @@ -243,8 +257,8 @@ enum auto_boolean struct cleanup { struct cleanup *next; - void (*function) (PTR); - PTR arg; + void (*function) (void *); + void *arg; }; @@ -285,22 +299,20 @@ struct cleanup #endif #endif +/* Be conservative and use enum bitfields only with GCC. + This is copied from gcc 3.3.1, system.h. */ + +#if defined(__GNUC__) && (__GNUC__ >= 2) +#define ENUM_BITFIELD(TYPE) enum TYPE +#else +#define ENUM_BITFIELD(TYPE) unsigned int +#endif + /* Needed for various prototypes */ struct symtab; struct breakpoint; - -/* From blockframe.c */ - -extern int inside_entry_func (CORE_ADDR); - -extern int inside_entry_file (CORE_ADDR addr); - -extern int inside_main_func (CORE_ADDR pc); - -/* OBSOLETE From ch-lang.c, for the moment. (FIXME) */ - -/* OBSOLETE extern char *chill_demangle (const char *); */ +struct frame_info; /* From utils.c */ @@ -310,17 +322,20 @@ 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 init_malloc (void *); - extern void request_quit (int); +#define ALL_CLEANUPS ((struct cleanup *)0) + extern void do_cleanups (struct cleanup *); extern void do_final_cleanups (struct cleanup *); -extern void do_my_cleanups (struct cleanup **, struct cleanup *); extern void do_run_cleanups (struct cleanup *); extern void do_exec_cleanups (struct cleanup *); extern void do_exec_error_cleanups (struct cleanup *); @@ -344,6 +359,10 @@ extern struct cleanup *make_cleanup_freeargv (char **); struct ui_file; extern struct cleanup *make_cleanup_ui_file_delete (struct ui_file *); +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_bfd_close (bfd *abfd); @@ -373,15 +392,17 @@ extern void null_cleanup (void *); extern int myread (int, char *, int); extern int query (const char *, ...) ATTR_FORMAT (printf, 1, 2); +extern int nquery (const char *, ...) ATTR_FORMAT (printf, 1, 2); +extern int yquery (const char *, ...) ATTR_FORMAT (printf, 1, 2); extern void init_page_info (void); -extern CORE_ADDR host_pointer_to_address (void *ptr); -extern void *address_to_host_pointer (CORE_ADDR addr); - 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); + /* From demangle.c */ extern void set_demangling_style (char *); @@ -405,22 +426,22 @@ 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 momement, always call this stream using + 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 momement, always call this stream using *_unfiltered. In the + 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; - -#if defined(TUI) -#include "tui.h" -#endif +extern struct ui_file *gdb_stdtargerr; +extern struct ui_file *gdb_stdtargin; #include "ui-file.h" @@ -480,7 +501,7 @@ extern void fputstr_unfiltered (const char *str, int quotr, struct ui_file * str 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 (void *addr, struct ui_file *stream); +extern void gdb_print_host_address (const void *addr, struct ui_file *stream); /* Convert a CORE_ADDR into a HEX string. paddr() is like %08lx. paddr_nz() is like %lx. paddr_u() is like %lu. paddr_width() is @@ -491,8 +512,12 @@ extern char *paddr_nz (CORE_ADDR addr); extern char *paddr_u (CORE_ADDR addr); extern char *paddr_d (LONGEST addr); +/* Like 0x%lx, replaces deprecated_print_address_numeric. */ +extern const char *paddress (CORE_ADDR addr); + 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); /* Like paddr() only print/scan raw CORE_ADDR. The output from core_addr_to_string() can be passed direct to @@ -501,6 +526,11 @@ 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 *, char *, enum language, int); @@ -522,10 +552,12 @@ extern void symbol_file_command (char *, int); extern void generic_load (char *name, int from_tty); /* Summarise a download */ +struct timeval; extern void print_transfer_performance (struct ui_file *stream, unsigned long data_count, unsigned long write_count, - unsigned long time_count); + const struct timeval *start_time, + const struct timeval *end_time); /* From top.c */ @@ -560,23 +592,30 @@ extern int build_address_symbolic (CORE_ADDR addr, int *line, int *unmapped); -extern void print_address_numeric (CORE_ADDR, int, struct ui_file *); +extern void deprecated_print_address_numeric (CORE_ADDR, int, struct ui_file *); extern void print_address (CORE_ADDR, struct ui_file *); /* From source.c */ +#define OPF_TRY_CWD_FIRST 0x01 +#define OPF_SEARCH_IN_PATH 0x02 + extern int openp (const char *, int, const char *, int, int, char **); extern int source_full_path_of (char *, char **); extern void mod_path (char *, char **); +extern void add_path (char *, char **, int); + extern void directory_command (char *, int); +extern char *source_path; + extern void init_source_path (void); -extern char *symtab_to_filename (struct symtab *); +extern void init_last_source_visited (void); /* From exec.c */ @@ -598,22 +637,16 @@ enum lval_type { /* Not an lval. */ not_lval, - /* In memory. Could be a saved register. */ + /* In memory. */ lval_memory, - /* In a register. */ + /* In a register. Registers are relative to a frame. */ lval_register, /* In a gdb internal variable. */ lval_internalvar, /* Part of a gdb internal variable (structure field). */ - lval_internalvar_component, - /* In a register series in a frame not the current one, which may have been - partially saved or saved in different places (otherwise would be - lval_register or lval_memory). */ - lval_reg_frame_relative + lval_internalvar_component }; -struct frame_info; - /* Control types for commands */ enum misc_command_type @@ -770,21 +803,16 @@ typedef struct ptid ptid_t; #include "tm.h" #endif -/* GDB_MULTI_ARCH is normally set by configure.in using information - from configure.tgt or the config/%/%.mt Makefile fragment. Since - some targets have defined it in their "tm.h" file, delay providing - a default definition until after "tm.h" has been included.. */ - -#ifndef GDB_MULTI_ARCH -#define GDB_MULTI_ARCH 0 -#endif - - -/* If the xm.h file did not define the mode string used to open the - files, assume that binary files are opened the same way as text - files */ +/* Assume that fopen accepts the letter "b" in the mode string. + It is demanded by ISO C9X, and should be supported on all + platforms that claim to have a standard-conforming C library. On + true POSIX systems it will be ignored and have no effect. There + may still be systems without a standard-conforming C library where + an ISO C9X compiler (GCC) is available. Known examples are SunOS + 4.x and 4.3BSD. This assumption means these systems are no longer + supported. */ #ifndef FOPEN_RB -#include "fopen-same.h" +# include "fopen-bin.h" #endif /* Defaults for system-wide constants (if not defined by xm.h, we fake it). @@ -829,31 +857,35 @@ extern int longest_to_int (LONGEST); extern char *savestring (const char *, size_t); -extern char *msavestring (void *, const char *, size_t); - -extern char *mstrsave (void *, const char *); - -/* Robust versions of same. Throw an internal error when no memory, - guard against stray NULL arguments. */ -extern void *xmmalloc (void *md, size_t size); -extern void *xmrealloc (void *md, void *ptr, size_t size); -extern void *xmcalloc (void *md, size_t number, size_t size); -extern void xmfree (void *md, void *ptr); - /* xmalloc(), xrealloc() and xcalloc() have already been declared in "libiberty.h". */ extern void xfree (void *); -/* Utility macros to allocate typed memory. Avoids errors like - ``struct foo *foo = xmalloc (sizeof bar)'' and ``struct foo *foo = - (struct foo *) xmalloc (sizeof bar)''. */ +/* Like xmalloc, but zero the memory. */ +extern void *xzalloc (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). */ +#define XZALLOC(TYPE) ((TYPE*) xzalloc (sizeof (TYPE))) #define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE))) #define XCALLOC(NMEMB, TYPE) ((TYPE*) xcalloc ((NMEMB), sizeof (TYPE))) /* Like asprintf/vasprintf but get an internal_error if the call fails. */ extern void xasprintf (char **ret, const char *format, ...) ATTR_FORMAT (printf, 2, 3); -extern void xvasprintf (char **ret, const char *format, va_list ap); +extern void xvasprintf (char **ret, const char *format, va_list ap) + ATTR_FORMAT (printf, 2, 0); + +/* Like asprintf and vasprintf, but return the string, throw an error + if no memory. */ +extern char *xstrprintf (const char *format, ...) ATTR_FORMAT (printf, 1, 2); +extern char *xstrvprintf (const char *format, va_list ap) + ATTR_FORMAT (printf, 1, 0); + +/* Like snprintf, but throw an error if the output buffer is too small. */ +extern int xsnprintf (char *str, size_t size, const char *format, ...) + ATTR_FORMAT (printf, 3, 4); extern int parse_escape (char **); @@ -869,121 +901,76 @@ extern char *quit_pre_print; extern char *warning_pre_print; -extern NORETURN void verror (const char *fmt, va_list ap) ATTR_NORETURN; +extern NORETURN void verror (const char *fmt, va_list ap) + ATTR_NORETURN ATTR_FORMAT (printf, 1, 0); extern NORETURN void error (const char *fmt, ...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2); extern NORETURN void error_stream (struct ui_file *) ATTR_NORETURN; -/* Returns a freshly allocate buffer containing the last error - message. */ -extern char *error_last_message (void); +extern NORETURN void vfatal (const char *fmt, va_list ap) + ATTR_NORETURN ATTR_FORMAT (printf, 1, 0); + +extern NORETURN void fatal (const char *fmt, ...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2); extern NORETURN void internal_verror (const char *file, int line, - const char *, va_list ap) ATTR_NORETURN; + const char *, va_list ap) + ATTR_NORETURN ATTR_FORMAT (printf, 3, 0); extern NORETURN void internal_error (const char *file, int line, const char *, ...) ATTR_NORETURN ATTR_FORMAT (printf, 3, 4); extern void internal_vwarning (const char *file, int line, - const char *, va_list ap); + const char *, va_list ap) + ATTR_FORMAT (printf, 3, 0); extern void internal_warning (const char *file, int line, const char *, ...) ATTR_FORMAT (printf, 3, 4); extern NORETURN void nomem (long) ATTR_NORETURN; -/* Reasons for calling throw_exception(). NOTE: all reason values - must be less than zero. enum value 0 is reserved for internal use - as the return value from an initial setjmp(). The function - catch_exceptions() reserves values >= 0 as legal results from its - wrapped function. */ - -enum return_reason - { - /* User interrupt. */ - RETURN_QUIT = -2, - /* Any other error. */ - RETURN_ERROR - }; - -#define ALL_CLEANUPS ((struct cleanup *)0) - -#define RETURN_MASK(reason) (1 << (int)(-reason)) -#define RETURN_MASK_QUIT RETURN_MASK (RETURN_QUIT) -#define RETURN_MASK_ERROR RETURN_MASK (RETURN_ERROR) -#define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR) -typedef int return_mask; - -/* Throw an exception of type RETURN_REASON. Will execute a LONG JUMP - to the inner most containing exception handler established using - catch_exceptions() (or the legacy catch_errors()). - - Code normally throws an exception using error() et.al. For various - reaons, GDB also contains code that throws an exception directly. - For instance, the remote*.c targets contain CNTRL-C signal handlers - that propogate the QUIT event up the exception chain. ``This could - be a good thing or a dangerous thing.'' -- the Existential Wombat. */ - -extern NORETURN void throw_exception (enum return_reason) ATTR_NORETURN; - -/* Call FUNC(UIOUT, FUNC_ARGS) but wrapped within an exception - handler. If an exception (enum return_reason) is thrown using - throw_exception() than all cleanups installed since - catch_exceptions() was entered are invoked, the (-ve) exception - value is then returned by catch_exceptions. If FUNC() returns - normally (with a postive or zero return value) then that value is - returned by catch_exceptions(). It is an internal_error() for - FUNC() to return a negative value. - - For the period of the FUNC() call: UIOUT is installed as the output - builder; ERRSTRING is installed as the error/quit message; and a - new cleanup_chain is established. The old values are restored - before catch_exceptions() returns. - - FIXME; cagney/2001-08-13: The need to override the global UIOUT - builder variable should just go away. - - This function superseeds catch_errors(). - - This function uses SETJMP() and LONGJUMP(). */ - -struct ui_out; -typedef int (catch_exceptions_ftype) (struct ui_out *ui_out, void *args); -extern int catch_exceptions (struct ui_out *uiout, - catch_exceptions_ftype *func, void *func_args, - char *errstring, return_mask mask); - -/* If CATCH_ERRORS_FTYPE throws an error, catch_errors() returns zero - otherwize the result from CATCH_ERRORS_FTYPE is returned. It is - probably useful for CATCH_ERRORS_FTYPE to always return a non-zero - value. It's unfortunate that, catch_errors() does not return an - indication of the exact exception that it caught - quit_flag might - help. - - This function is superseeded by catch_exceptions(). */ - -typedef int (catch_errors_ftype) (PTR); -extern int catch_errors (catch_errors_ftype *, void *, char *, return_mask); - -/* Template to catch_errors() that wraps calls to command - functions. */ - -typedef void (catch_command_errors_ftype) (char *, int); -extern int catch_command_errors (catch_command_errors_ftype *func, char *command, int from_tty, return_mask); - extern void warning (const char *, ...) ATTR_FORMAT (printf, 1, 2); -extern void vwarning (const char *, va_list args); +extern void vwarning (const char *, va_list args) ATTR_FORMAT (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_UNINITIALIZED = -1, /* For struct gdbarch_info. */ + + GDB_OSABI_UNKNOWN = 0, /* keep this zero */ + + 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_NETBSD_AOUT, + GDB_OSABI_NETBSD_ELF, + GDB_OSABI_OPENBSD_ELF, + GDB_OSABI_WINCE, + GDB_OSABI_GO32, + GDB_OSABI_NETWARE, + GDB_OSABI_IRIX, + GDB_OSABI_LYNXOS, + GDB_OSABI_INTERIX, + GDB_OSABI_HPUX_ELF, + GDB_OSABI_HPUX_SOM, + + GDB_OSABI_QNXNTO, + + GDB_OSABI_CYGWIN, + + GDB_OSABI_INVALID /* keep this last */ +}; /* Global functions from other, non-gdb GNU thingies. Libiberty thingies are no longer declared here. We include libiberty.h above, instead. */ -#ifndef GETENV_PROVIDED -extern char *getenv (const char *); -#endif - /* From other system libraries */ #ifdef HAVE_STDDEF_H @@ -1001,15 +988,6 @@ extern char *getenv (const char *); #endif -/* We take the address of fclose later, but some stdio's forget - to declare this. We can't always declare it since there's - no way to declare the parameters without upsetting some compiler - somewhere. */ - -#ifndef FCLOSE_PROVIDED -extern int fclose (FILE *); -#endif - #ifndef atof extern double atof (const char *); /* X3.159-1989 4.10.1.1 */ #endif @@ -1037,12 +1015,11 @@ extern void *alloca (); /* Dynamic target-system-dependent parameters for GDB. */ #include "gdbarch.h" -#if (GDB_MULTI_ARCH == 0) -/* Multi-arch targets _should_ be including "arch-utils.h" directly - into their *-tdep.c file. This is a prop to help old non- - multi-arch targets to continue to compile. */ -#include "arch-utils.h" -#endif + +/* 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 = 16 }; /* Static target-system-dependent parameters for GDB. */ @@ -1073,31 +1050,25 @@ extern void *alloca (); /* In findvar.c. */ -extern LONGEST extract_signed_integer (const void *, int); - -extern ULONGEST extract_unsigned_integer (const void *, int); +extern LONGEST extract_signed_integer (const gdb_byte *, int); -extern int extract_long_unsigned_integer (void *, int, LONGEST *); +extern ULONGEST extract_unsigned_integer (const gdb_byte *, int); -extern CORE_ADDR extract_address (void *, int); +extern int extract_long_unsigned_integer (const gdb_byte *, int, LONGEST *); -extern CORE_ADDR extract_typed_address (void *buf, struct type *type); +extern CORE_ADDR extract_typed_address (const gdb_byte *buf, + struct type *type); -extern void store_signed_integer (void *, int, LONGEST); +extern void store_signed_integer (gdb_byte *, int, LONGEST); -extern void store_unsigned_integer (void *, int, ULONGEST); +extern void store_unsigned_integer (gdb_byte *, int, ULONGEST); -extern void store_address (void *, int, LONGEST); - -extern void store_typed_address (void *buf, struct type *type, CORE_ADDR addr); +extern void store_typed_address (gdb_byte *buf, struct type *type, + CORE_ADDR addr); /* From valops.c */ -extern CORE_ADDR push_bytes (CORE_ADDR, char *, int); - -extern CORE_ADDR push_word (CORE_ADDR, ULONGEST); - extern int watchdog; /* Hooks for alternate command interfaces. */ @@ -1106,57 +1077,61 @@ extern int watchdog; extern char *interpreter_p; /* If a given interpreter matches INTERPRETER_P then it should update - command_loop_hook and init_ui_hook with the per-interpreter - implementation. */ -/* FIXME: command_loop_hook and init_ui_hook should be moved here. */ + deprecated_command_loop_hook and deprecated_init_ui_hook with the + per-interpreter implementation. */ +/* FIXME: deprecated_command_loop_hook and deprecated_init_ui_hook + should be moved here. */ struct target_waitstatus; struct cmd_list_element; -/* Should the asynchronous variant of the interpreter (using the - event-loop) be enabled? */ -extern int event_loop_p; - -extern void (*init_ui_hook) (char *argv0); -extern void (*command_loop_hook) (void); -extern void (*show_load_progress) (const char *section, - unsigned long section_sent, - unsigned long section_size, - unsigned long total_sent, - unsigned long total_size); -extern void (*print_frame_info_listing_hook) (struct symtab * s, - int line, int stopline, - int noerror); -extern struct frame_info *parse_frame_specification (char *frame_exp); -extern int (*query_hook) (const char *, va_list); -extern void (*warning_hook) (const char *, va_list); -extern void (*flush_hook) (struct ui_file * stream); -extern void (*create_breakpoint_hook) (struct breakpoint * b); -extern void (*delete_breakpoint_hook) (struct breakpoint * bpt); -extern void (*modify_breakpoint_hook) (struct breakpoint * bpt); -extern void (*interactive_hook) (void); -extern void (*registers_changed_hook) (void); -extern void (*readline_begin_hook) (char *,...); -extern char *(*readline_hook) (char *); -extern void (*readline_end_hook) (void); -extern void (*register_changed_hook) (int regno); -extern void (*memory_changed_hook) (CORE_ADDR addr, int len); -extern void (*context_hook) (int); -extern ptid_t (*target_wait_hook) (ptid_t ptid, +extern void (*deprecated_pre_add_symbol_hook) (const char *); +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_command_loop_hook) (void); +extern void (*deprecated_show_load_progress) (const char *section, + unsigned long section_sent, + unsigned long section_size, + unsigned long total_sent, + unsigned long total_size); +extern void (*deprecated_print_frame_info_listing_hook) (struct symtab * s, + int line, int stopline, + int noerror); +extern int (*deprecated_query_hook) (const char *, va_list) + 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_create_breakpoint_hook) (struct breakpoint * b); +extern void (*deprecated_delete_breakpoint_hook) (struct breakpoint * bpt); +extern void (*deprecated_modify_breakpoint_hook) (struct breakpoint * bpt); +extern void (*deprecated_interactive_hook) (void); +extern void (*deprecated_registers_changed_hook) (void); +extern void (*deprecated_readline_begin_hook) (char *, ...) + ATTRIBUTE_FPTR_PRINTF_1; +extern char *(*deprecated_readline_hook) (char *); +extern void (*deprecated_readline_end_hook) (void); +extern void (*deprecated_register_changed_hook) (int regno); +extern void (*deprecated_memory_changed_hook) (CORE_ADDR addr, int len); +extern void (*deprecated_context_hook) (int); +extern ptid_t (*deprecated_target_wait_hook) (ptid_t ptid, struct target_waitstatus * status); -extern void (*attach_hook) (void); -extern void (*detach_hook) (void); -extern void (*call_command_hook) (struct cmd_list_element * c, - char *cmd, int from_tty); +extern void (*deprecated_attach_hook) (void); +extern void (*deprecated_detach_hook) (void); +extern void (*deprecated_call_command_hook) (struct cmd_list_element * c, + char *cmd, int from_tty); -extern void (*set_hook) (struct cmd_list_element * c); +extern void (*deprecated_set_hook) (struct cmd_list_element * c); -extern NORETURN void (*error_hook) (void) ATTR_NORETURN; +extern void (*deprecated_error_hook) (void); -extern void (*error_begin_hook) (void); +extern void (*deprecated_error_begin_hook) (void); -extern int (*ui_load_progress_hook) (const char *section, unsigned long num); +extern int (*deprecated_ui_load_progress_hook) (const char *section, + unsigned long num); /* Inhibit window interface if non-zero. */ @@ -1167,6 +1142,12 @@ extern int use_windows; /* FIXME, this doesn't work very well if host and executable filesystems conventions are different. */ +#ifdef __MSDOS__ +# define CANT_FORK +# define GLOBAL_CURDIR +# define DIRNAME_SEPARATOR ';' +#endif + #ifndef DIRNAME_SEPARATOR #define DIRNAME_SEPARATOR ':' #endif @@ -1175,11 +1156,6 @@ extern int use_windows; #define SLASH_STRING "/" #endif -#ifdef __MSDOS__ -# define CANT_FORK -# define GLOBAL_CURDIR -#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, @@ -1209,4 +1185,41 @@ extern int use_windows; #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); + #endif /* #ifndef DEFS_H */