/* General utility routines for GDB, the GNU debugger.
- Copyright 1986, 89, 90, 91, 92, 95, 96, 1998 Free Software Foundation, Inc.
+ Copyright 1986, 1989, 1990-1992, 1995, 1996, 1998, 2000
+ Free Software Foundation, Inc.
-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. */
#include "defs.h"
#include <ctype.h>
#include "gdb_string.h"
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
+#include "event-top.h"
#ifdef HAVE_CURSES_H
#include <curses.h>
#include <readline/readline.h>
+#undef XMALLOC
+#define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE)))
+
/* readline defines this. */
#undef savestring
void (*error_begin_hook) PARAMS ((void));
+/* Holds the last error message issued by gdb */
+
+static struct ui_file *gdb_lasterr;
+
/* Prototypes for local functions */
-static void vfprintf_maybe_filtered PARAMS ((GDB_FILE *, const char *,
- va_list, int));
+static void vfprintf_maybe_filtered (struct ui_file *, const char *,
+ va_list, int);
-static void fputs_maybe_filtered PARAMS ((const char *, GDB_FILE *, int));
+static void fputs_maybe_filtered (const char *, struct ui_file *, int);
#if defined (USE_MMALLOC) && !defined (NO_MMCHECK)
static void malloc_botch PARAMS ((void));
#endif
-static void
-fatal_dump_core PARAMS((char *, ...));
-
static void
prompt_for_continue PARAMS ((void));
-static void
+static void
set_width_command PARAMS ((char *, int, struct cmd_list_element *));
static void
set_width PARAMS ((void));
-/* 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
-
-#ifndef GDB_FILE_ISATTY
-#define GDB_FILE_ISATTY(GDB_FILE_PTR) (gdb_file_isatty(GDB_FILE_PTR))
-#endif
-
/* Chain of cleanup actions established with make_cleanup,
to be executed if an error happens. */
-static struct cleanup *cleanup_chain; /* cleaned up after a failed command */
-static struct cleanup *final_cleanup_chain; /* cleaned up when gdb exits */
-static struct cleanup *run_cleanup_chain; /* cleaned up on each 'run' */
-static struct cleanup *exec_cleanup_chain; /* cleaned up on each execution command */
+static struct cleanup *cleanup_chain; /* cleaned up after a failed command */
+static struct cleanup *final_cleanup_chain; /* cleaned up when gdb exits */
+static struct cleanup *run_cleanup_chain; /* cleaned up on each 'run' */
+static struct cleanup *exec_cleanup_chain; /* cleaned up on each execution command */
+/* cleaned up on each error from within an execution command */
+static struct cleanup *exec_error_cleanup_chain;
/* Pointer to what is left to do for an execution command after the
target stops. Used only in asynchronous mode, by targets that
support async execution. The finish and until commands use it. So
does the target extended-remote command. */
struct continuation *cmd_continuation;
+struct continuation *intermediate_continuation;
/* Nonzero if we have job control. */
char *warning_pre_print = "\nwarning: ";
int pagination_enabled = 1;
-
\f
+
/* Add a new cleanup to the cleanup_chain,
and return the previous chain pointer
to be passed later to do_cleanups or discard_cleanups.
void (*function) PARAMS ((PTR));
PTR arg;
{
- return make_my_cleanup (&cleanup_chain, function, arg);
+ return make_my_cleanup (&cleanup_chain, function, arg);
}
struct cleanup *
void (*function) PARAMS ((PTR));
PTR arg;
{
- return make_my_cleanup (&final_cleanup_chain, function, arg);
+ return make_my_cleanup (&final_cleanup_chain, function, arg);
}
struct cleanup *
void (*function) PARAMS ((PTR));
PTR arg;
{
- return make_my_cleanup (&run_cleanup_chain, function, arg);
+ return make_my_cleanup (&run_cleanup_chain, function, arg);
}
struct cleanup *
void (*function) PARAMS ((PTR));
PTR arg;
{
- return make_my_cleanup (&exec_cleanup_chain, function, arg);
+ return make_my_cleanup (&exec_cleanup_chain, function, arg);
+}
+
+struct cleanup *
+make_exec_error_cleanup (function, arg)
+ void (*function) PARAMS ((PTR));
+ PTR arg;
+{
+ return make_my_cleanup (&exec_error_cleanup_chain, function, arg);
}
static void
do_freeargv (arg)
void *arg;
{
- freeargv ((char**) arg);
+ freeargv ((char **) arg);
}
struct cleanup *
return make_my_cleanup (&cleanup_chain, do_freeargv, arg);
}
+static void
+do_ui_file_delete (void *arg)
+{
+ ui_file_delete (arg);
+}
+
+struct cleanup *
+make_cleanup_ui_file_delete (struct ui_file *arg)
+{
+ return make_my_cleanup (&cleanup_chain, do_ui_file_delete, arg);
+}
+
struct cleanup *
make_my_cleanup (pmy_chain, function, arg)
struct cleanup **pmy_chain;
PTR arg;
{
register struct cleanup *new
- = (struct cleanup *) xmalloc (sizeof (struct cleanup));
+ = (struct cleanup *) xmalloc (sizeof (struct cleanup));
register struct cleanup *old_chain = *pmy_chain;
new->next = *pmy_chain;
do_cleanups (old_chain)
register struct cleanup *old_chain;
{
- do_my_cleanups (&cleanup_chain, old_chain);
+ do_my_cleanups (&cleanup_chain, old_chain);
}
void
do_final_cleanups (old_chain)
register struct cleanup *old_chain;
{
- do_my_cleanups (&final_cleanup_chain, old_chain);
+ do_my_cleanups (&final_cleanup_chain, old_chain);
}
void
do_run_cleanups (old_chain)
register struct cleanup *old_chain;
{
- do_my_cleanups (&run_cleanup_chain, old_chain);
+ do_my_cleanups (&run_cleanup_chain, old_chain);
}
void
do_exec_cleanups (old_chain)
register struct cleanup *old_chain;
{
- do_my_cleanups (&exec_cleanup_chain, old_chain);
+ do_my_cleanups (&exec_cleanup_chain, old_chain);
+}
+
+void
+do_exec_error_cleanups (old_chain)
+ register struct cleanup *old_chain;
+{
+ do_my_cleanups (&exec_error_cleanup_chain, old_chain);
}
void
discard_cleanups (old_chain)
register struct cleanup *old_chain;
{
- discard_my_cleanups (&cleanup_chain, old_chain);
+ discard_my_cleanups (&cleanup_chain, old_chain);
}
void
discard_final_cleanups (old_chain)
register struct cleanup *old_chain;
{
- discard_my_cleanups (&final_cleanup_chain, old_chain);
+ discard_my_cleanups (&final_cleanup_chain, old_chain);
+}
+
+void
+discard_exec_error_cleanups (old_chain)
+ register struct cleanup *old_chain;
+{
+ discard_my_cleanups (&exec_error_cleanup_chain, old_chain);
}
void
while ((ptr = *pmy_chain) != old_chain)
{
*pmy_chain = ptr->next;
- free ((PTR)ptr);
+ free ((PTR) ptr);
}
}
struct cleanup *
save_cleanups ()
{
- return save_my_cleanups (&cleanup_chain);
+ return save_my_cleanups (&cleanup_chain);
}
struct cleanup *
save_final_cleanups ()
{
- return save_my_cleanups (&final_cleanup_chain);
+ return save_my_cleanups (&final_cleanup_chain);
}
struct cleanup *
save_my_cleanups (pmy_chain)
- struct cleanup **pmy_chain;
+ struct cleanup **pmy_chain;
{
struct cleanup *old_chain = *pmy_chain;
restore_cleanups (chain)
struct cleanup *chain;
{
- restore_my_cleanups (&cleanup_chain, chain);
+ restore_my_cleanups (&cleanup_chain, chain);
}
void
restore_final_cleanups (chain)
struct cleanup *chain;
{
- restore_my_cleanups (&final_cleanup_chain, chain);
+ restore_my_cleanups (&final_cleanup_chain, chain);
}
void
/* This function is useful for cleanups.
Do
- foo = xmalloc (...);
- old_chain = make_cleanup (free_current_contents, &foo);
+ foo = xmalloc (...);
+ old_chain = make_cleanup (free_current_contents, &foo);
to arrange to free the object thus allocated. */
/* ARGSUSED */
void
null_cleanup (arg)
- PTR arg;
+ PTR arg;
{
}
/* Add a continuation to the continuation list, the gloabl list
- cmd_continuation. */
+ cmd_continuation. The new continuation will be added at the front.*/
void
add_continuation (continuation_hook, arg_list)
- void (*continuation_hook) PARAMS ((struct continuation_arg *));
- struct continuation_arg *arg_list;
+ void (*continuation_hook) PARAMS ((struct continuation_arg *));
+ struct continuation_arg *arg_list;
{
- struct continuation *continuation_ptr;
+ struct continuation *continuation_ptr;
- continuation_ptr = (struct continuation *) xmalloc (sizeof (struct continuation));
- continuation_ptr->continuation_hook = continuation_hook;
- continuation_ptr->arg_list = arg_list;
- continuation_ptr->next = cmd_continuation;
- cmd_continuation = continuation_ptr;
+ continuation_ptr = (struct continuation *) xmalloc (sizeof (struct continuation));
+ continuation_ptr->continuation_hook = continuation_hook;
+ continuation_ptr->arg_list = arg_list;
+ continuation_ptr->next = cmd_continuation;
+ cmd_continuation = continuation_ptr;
}
/* Walk down the cmd_continuation list, and execute all the
- continuations. */
-void
+ continuations. There is a problem though. In some cases new
+ continuations may be added while we are in the middle of this
+ loop. If this happens they will be added in the front, and done
+ before we have a chance of exhausting those that were already
+ there. We need to then save the beginning of the list in a pointer
+ and do the continuations from there on, instead of using the
+ global beginning of list as our iteration pointer.*/
+void
do_all_continuations ()
{
- struct continuation *continuation_ptr;
+ struct continuation *continuation_ptr;
+ struct continuation *saved_continuation;
+
+ /* Copy the list header into another pointer, and set the global
+ list header to null, so that the global list can change as a side
+ effect of invoking the continuations and the processing of
+ the preexisting continuations will not be affected. */
+ continuation_ptr = cmd_continuation;
+ cmd_continuation = NULL;
+
+ /* Work now on the list we have set aside. */
+ while (continuation_ptr)
+ {
+ (continuation_ptr->continuation_hook) (continuation_ptr->arg_list);
+ saved_continuation = continuation_ptr;
+ continuation_ptr = continuation_ptr->next;
+ free (saved_continuation);
+ }
+}
+
+/* Walk down the cmd_continuation list, and get rid of all the
+ continuations. */
+void
+discard_all_continuations ()
+{
+ struct continuation *continuation_ptr;
- while (cmd_continuation)
- {
- (cmd_continuation->continuation_hook) (cmd_continuation->arg_list);
- continuation_ptr = cmd_continuation;
- cmd_continuation = continuation_ptr->next;
- free (continuation_ptr);
- }
+ while (cmd_continuation)
+ {
+ continuation_ptr = cmd_continuation;
+ cmd_continuation = continuation_ptr->next;
+ free (continuation_ptr);
+ }
+}
+
+/* Add a continuation to the continuation list, the gloabl list
+ intermediate_continuation. The new continuation will be added at the front.*/
+void
+add_intermediate_continuation (continuation_hook, arg_list)
+ void (*continuation_hook) PARAMS ((struct continuation_arg *));
+ struct continuation_arg *arg_list;
+{
+ struct continuation *continuation_ptr;
+
+ continuation_ptr = (struct continuation *) xmalloc (sizeof (struct continuation));
+ continuation_ptr->continuation_hook = continuation_hook;
+ continuation_ptr->arg_list = arg_list;
+ continuation_ptr->next = intermediate_continuation;
+ intermediate_continuation = continuation_ptr;
+}
+
+/* Walk down the cmd_continuation list, and execute all the
+ continuations. There is a problem though. In some cases new
+ continuations may be added while we are in the middle of this
+ loop. If this happens they will be added in the front, and done
+ before we have a chance of exhausting those that were already
+ there. We need to then save the beginning of the list in a pointer
+ and do the continuations from there on, instead of using the
+ global beginning of list as our iteration pointer.*/
+void
+do_all_intermediate_continuations ()
+{
+ struct continuation *continuation_ptr;
+ struct continuation *saved_continuation;
+
+ /* Copy the list header into another pointer, and set the global
+ list header to null, so that the global list can change as a side
+ effect of invoking the continuations and the processing of
+ the preexisting continuations will not be affected. */
+ continuation_ptr = intermediate_continuation;
+ intermediate_continuation = NULL;
+
+ /* Work now on the list we have set aside. */
+ while (continuation_ptr)
+ {
+ (continuation_ptr->continuation_hook) (continuation_ptr->arg_list);
+ saved_continuation = continuation_ptr;
+ continuation_ptr = continuation_ptr->next;
+ free (saved_continuation);
+ }
+}
+
+/* Walk down the cmd_continuation list, and get rid of all the
+ continuations. */
+void
+discard_all_intermediate_continuations ()
+{
+ struct continuation *continuation_ptr;
+
+ while (intermediate_continuation)
+ {
+ continuation_ptr = intermediate_continuation;
+ intermediate_continuation = continuation_ptr->next;
+ free (continuation_ptr);
+ }
}
\f
+
/* Print a warning message. Way to use this is to call warning_begin,
output the warning message (use unfiltered output to gdb_stderr),
ending in a newline. There is not currently a warning_end that you
warning_begin ()
{
target_terminal_ours ();
- wrap_here(""); /* Force out any buffered output */
+ wrap_here (""); /* Force out any buffered output */
gdb_flush (gdb_stdout);
if (warning_pre_print)
fprintf_unfiltered (gdb_stderr, warning_pre_print);
The primary difference between warnings and errors is that a warning
does not force the return to command level. */
-/* VARARGS */
void
-#ifdef ANSI_PROTOTYPES
-warning (const char *string, ...)
-#else
-warning (va_alist)
- va_dcl
-#endif
+warning (const char *string,...)
{
va_list args;
-#ifdef ANSI_PROTOTYPES
va_start (args, string);
-#else
- char *string;
-
- va_start (args);
- string = va_arg (args, char *);
-#endif
if (warning_hook)
(*warning_hook) (string, args);
else
- {
- warning_begin ();
- vfprintf_unfiltered (gdb_stderr, string, args);
- fprintf_unfiltered (gdb_stderr, "\n");
- va_end (args);
- }
+ {
+ warning_begin ();
+ vfprintf_unfiltered (gdb_stderr, string, args);
+ fprintf_unfiltered (gdb_stderr, "\n");
+ va_end (args);
+ }
}
/* Start the printing of an error message. Way to use this is to call
error_begin_hook ();
target_terminal_ours ();
- wrap_here (""); /* Force out any buffered output */
+ wrap_here (""); /* Force out any buffered output */
gdb_flush (gdb_stdout);
annotate_error_begin ();
The first argument STRING is the error message, used as a fprintf string,
and the remaining args are passed as arguments to it. */
-/* VARARGS */
NORETURN void
-#ifdef ANSI_PROTOTYPES
-error (const char *string, ...)
-#else
-error (va_alist)
- va_dcl
-#endif
+verror (const char *string, va_list args)
+{
+ char *err_string;
+ struct cleanup *err_string_cleanup;
+ /* FIXME: cagney/1999-11-10: All error calls should come here.
+ Unfortunatly some code uses the sequence: error_begin(); print
+ error message; return_to_top_level. That code should be
+ flushed. */
+ error_begin ();
+ /* NOTE: It's tempting to just do the following...
+ vfprintf_filtered (gdb_stderr, string, args);
+ and then follow with a similar looking statement to cause the message
+ to also go to gdb_lasterr. But if we do this, we'll be traversing the
+ va_list twice which works on some platforms and fails miserably on
+ others. */
+ /* Save it as the last error */
+ ui_file_rewind (gdb_lasterr);
+ vfprintf_filtered (gdb_lasterr, string, args);
+ /* Retrieve the last error and print it to gdb_stderr */
+ err_string = error_last_message ();
+ err_string_cleanup = make_cleanup (free, err_string);
+ fputs_filtered (err_string, gdb_stderr);
+ fprintf_filtered (gdb_stderr, "\n");
+ do_cleanups (err_string_cleanup);
+ return_to_top_level (RETURN_ERROR);
+}
+
+NORETURN void
+error (const char *string,...)
{
va_list args;
-#ifdef ANSI_PROTOTYPES
va_start (args, string);
-#else
- va_start (args);
-#endif
- if (error_hook)
- (*error_hook) ();
- else
- {
- error_begin ();
-#ifdef ANSI_PROTOTYPES
- vfprintf_filtered (gdb_stderr, string, args);
-#else
- {
- char *string1;
-
- string1 = va_arg (args, char *);
- vfprintf_filtered (gdb_stderr, string1, args);
- }
-#endif
- fprintf_filtered (gdb_stderr, "\n");
- va_end (args);
- return_to_top_level (RETURN_ERROR);
- }
+ verror (string, args);
+ va_end (args);
}
+NORETURN void
+error_stream (struct ui_file *stream)
+{
+ long size;
+ char *msg = ui_file_xstrdup (stream, &size);
+ make_cleanup (free, msg);
+ error ("%s", msg);
+}
-/* Print an error message and exit reporting failure.
- This is for a error that we cannot continue from.
- The arguments are printed a la printf.
+/* Get the last error message issued by gdb */
- This function cannot be declared volatile (NORETURN) in an
- ANSI environment because exit() is not declared volatile. */
+char *
+error_last_message (void)
+{
+ long len;
+ return ui_file_xstrdup (gdb_lasterr, &len);
+}
+
+/* This is to be called by main() at the very beginning */
-/* VARARGS */
-NORETURN void
-#ifdef ANSI_PROTOTYPES
-fatal (char *string, ...)
-#else
-fatal (va_alist)
- va_dcl
-#endif
+void
+error_init (void)
{
- va_list args;
-#ifdef ANSI_PROTOTYPES
- va_start (args, string);
-#else
- char *string;
- va_start (args);
- string = va_arg (args, char *);
-#endif
- fprintf_unfiltered (gdb_stderr, "\ngdb: ");
- vfprintf_unfiltered (gdb_stderr, string, args);
- fprintf_unfiltered (gdb_stderr, "\n");
- va_end (args);
- exit (1);
+ gdb_lasterr = mem_fileopen ();
}
-/* Print an error message and exit, dumping core.
- The arguments are printed a la printf (). */
+/* Print a message reporting an internal error. Ask the user if they
+ want to continue, dump core, or just exit. */
-/* VARARGS */
-static void
-#ifdef ANSI_PROTOTYPES
-fatal_dump_core (char *string, ...)
-#else
-fatal_dump_core (va_alist)
- va_dcl
-#endif
+NORETURN void
+internal_verror (const char *fmt, va_list ap)
{
- va_list args;
-#ifdef ANSI_PROTOTYPES
- va_start (args, string);
-#else
- char *string;
+ static char msg[] = "Internal GDB error: recursive internal error.\n";
+ static int dejavu = 0;
+ int continue_p;
+ int dump_core_p;
- va_start (args);
- string = va_arg (args, char *);
-#endif
- /* "internal error" is always correct, since GDB should never dump
- core, no matter what the input. */
- fprintf_unfiltered (gdb_stderr, "\ngdb internal error: ");
- vfprintf_unfiltered (gdb_stderr, string, args);
- fprintf_unfiltered (gdb_stderr, "\n");
- va_end (args);
+ /* don't allow infinite error recursion. */
+ switch (dejavu)
+ {
+ case 0:
+ dejavu = 1;
+ break;
+ case 1:
+ dejavu = 2;
+ fputs_unfiltered (msg, gdb_stderr);
+ abort ();
+ default:
+ dejavu = 3;
+ write (STDERR_FILENO, msg, sizeof (msg));
+ exit (1);
+ }
+
+ /* Try to get the message out */
+ fputs_unfiltered ("gdb-internal-error: ", gdb_stderr);
+ vfprintf_unfiltered (gdb_stderr, fmt, ap);
+ fputs_unfiltered ("\n", gdb_stderr);
+
+ /* Default (no case) is to quit GDB. When in batch mode this
+ lessens the likelhood of GDB going into an infinate loop. */
+ continue_p = query ("\
+An internal GDB error was detected. This may make make further\n\
+debugging unreliable. Continue this debugging session? ");
+
+ /* Default (no case) is to not dump core. Lessen the chance of GDB
+ leaving random core files around. */
+ dump_core_p = query ("\
+Create a core file containing the current state of GDB? ");
+
+ if (continue_p)
+ {
+ if (dump_core_p)
+ {
+ if (fork () == 0)
+ abort ();
+ }
+ }
+ else
+ {
+ if (dump_core_p)
+ abort ();
+ else
+ exit (1);
+ }
- signal (SIGQUIT, SIG_DFL);
- kill (getpid (), SIGQUIT);
- /* We should never get here, but just in case... */
- exit (1);
+ dejavu = 0;
+ return_to_top_level (RETURN_ERROR);
+}
+
+NORETURN void
+internal_error (char *string, ...)
+{
+ va_list ap;
+ va_start (ap, string);
+ internal_verror (string, ap);
+ va_end (ap);
}
/* The strerror() function can return NULL for errno values that are
bfd_set_error (bfd_error_no_error);
errno = 0;
- error ("%s.", combined);
+ error ("%s.", combined);
}
/* Print the system error message for ERRCODE, and also mention STRING
too): */
/* 1. The _filtered buffer. */
- wrap_here ((char *)0);
+ wrap_here ((char *) 0);
/* 2. The stdio buffer. */
gdb_flush (gdb_stdout);
if (quit_pre_print)
fprintf_unfiltered (gdb_stderr, quit_pre_print);
+#ifdef __MSDOS__
+ /* No steenking SIGINT will ever be coming our way when the
+ program is resumed. Don't lie. */
+ fprintf_unfiltered (gdb_stderr, "Quit\n");
+#else
if (job_control
- /* If there is no terminal switching for this target, then we can't
- possibly get screwed by the lack of job control. */
+ /* If there is no terminal switching for this target, then we can't
+ possibly get screwed by the lack of job control. */
|| current_target.to_terminal_ours == NULL)
fprintf_unfiltered (gdb_stderr, "Quit\n");
else
fprintf_unfiltered (gdb_stderr,
- "Quit (expect signal SIGINT when the program is resumed)\n");
+ "Quit (expect signal SIGINT when the program is resumed)\n");
+#endif
return_to_top_level (RETURN_QUIT);
}
-#if defined(__GO32__)
-
-/* In the absence of signals, poll keyboard for a quit.
- Called from #define QUIT pollquit() in xm-go32.h. */
-
-void
-notice_quit()
-{
- if (kbhit ())
- switch (getkey ())
- {
- case 1:
- quit_flag = 1;
- break;
- case 2:
- immediate_quit = 2;
- break;
- default:
- /* We just ignore it */
- /* FIXME!! Don't think this actually works! */
- fprintf_unfiltered (gdb_stderr, "CTRL-A to quit, CTRL-B to quit harder\n");
- break;
- }
-}
-
-#elif defined(_MSC_VER) /* should test for wingdb instead? */
+#if defined(_MSC_VER) /* should test for wingdb instead? */
/*
* Windows translates all keyboard and mouse events
* queue for the process.
*/
-void notice_quit()
+void
+notice_quit ()
{
- int k = win32pollquit();
+ int k = win32pollquit ();
if (k == 1)
quit_flag = 1;
else if (k == 2)
immediate_quit = 1;
}
-#else /* !defined(__GO32__) && !defined(_MSC_VER) */
+#else /* !defined(_MSC_VER) */
-void notice_quit()
+void
+notice_quit ()
{
/* Done by signals */
}
-#endif /* !defined(__GO32__) && !defined(_MSC_VER) */
+#endif /* !defined(_MSC_VER) */
/* Control C comes here */
void
#ifdef REQUEST_QUIT
REQUEST_QUIT;
#else
- if (immediate_quit)
+ if (immediate_quit)
quit ();
#endif
}
#if !defined (USE_MMALLOC)
+void *
+mcalloc (void *md, size_t number, size_t size)
+{
+ return calloc (number, size);
+}
+
PTR
mmalloc (md, size)
PTR md;
PTR ptr;
size_t size;
{
- if (ptr == 0) /* Guard against old realloc's */
+ if (ptr == 0) /* Guard against old realloc's */
return malloc (size);
else
return realloc (ptr, size);
free (ptr);
}
-#endif /* USE_MMALLOC */
+#endif /* USE_MMALLOC */
#if !defined (USE_MMALLOC) || defined (NO_MMCHECK)
static void
malloc_botch ()
{
- fatal_dump_core ("Memory corruption");
+ fprintf_unfiltered (gdb_stderr, "Memory corruption\n");
+ abort ();
}
/* Attempt to install hooks in mmalloc/mrealloc/mfree for the heap specified
if (!mmcheckf (md, malloc_botch, MMCHECK_FORCE))
{
/* Don't use warning(), which relies on current_target being set
- to something other than dummy_target, until after
- initialize_all_files(). */
+ to something other than dummy_target, until after
+ initialize_all_files(). */
fprintf_unfiltered
(gdb_stderr, "warning: failed to install memory consistency checks; ");
{
if (size > 0)
{
- fatal ("virtual memory exhausted: can't allocate %ld bytes.", size);
+ internal_error ("virtual memory exhausted: can't allocate %ld bytes.", size);
}
else
{
- fatal ("virtual memory exhausted.");
+ internal_error ("virtual memory exhausted.");
}
}
return (xmmalloc ((PTR) NULL, size));
}
+/* Like calloc but get error if no storage available */
+
+PTR
+xcalloc (size_t number, size_t size)
+{
+ void *mem = mcalloc (NULL, number, size);
+ if (mem == NULL)
+ nomem (number * size);
+ return mem;
+}
+
/* Like mrealloc but get error if no storage available. */
PTR
{
return (xmrealloc ((PTR) NULL, ptr, size));
}
-
\f
+
/* My replacement for the read system call.
Used like `read' but keeps going if `read' returns too soon. */
void
print_spaces (n, file)
register int n;
- register GDB_FILE *file;
+ register struct ui_file *file;
{
fputs_unfiltered (n_spaces (n), file);
}
/* Print a host address. */
void
-gdb_print_address (addr, stream)
- PTR addr;
- GDB_FILE *stream;
+gdb_print_host_address (void *addr, struct ui_file *stream)
{
/* We could use the %p conversion specifier to fprintf if we had any
way of knowing whether this host supports it. But the following
should work on the Alpha and on 32 bit machines. */
- fprintf_filtered (stream, "0x%lx", (unsigned long)addr);
+ fprintf_filtered (stream, "0x%lx", (unsigned long) addr);
}
/* Ask user a y-or-n question and return 1 iff answer is yes.
/* VARARGS */
int
-#ifdef ANSI_PROTOTYPES
-query (char *ctlstr, ...)
-#else
-query (va_alist)
- va_dcl
-#endif
+query (char *ctlstr,...)
{
va_list args;
register int answer;
register int ans2;
int retval;
-#ifdef ANSI_PROTOTYPES
va_start (args, ctlstr);
-#else
- char *ctlstr;
- va_start (args);
- ctlstr = va_arg (args, char *);
-#endif
if (query_hook)
{
#ifdef MPW
/* If not in MacGDB, move to a new line so the entered line doesn't
- have a prompt on the front of it. */
+ have a prompt on the front of it. */
if (!mac_app)
fputs_unfiltered ("\n", gdb_stdout);
#endif /* MPW */
- wrap_here("");
+ wrap_here ("");
gdb_flush (gdb_stdout);
#if defined(TUI)
- if (!tui_version || cmdWin == tuiWinWithFocus())
+ if (!tui_version || cmdWin == tuiWinWithFocus ())
#endif
answer = fgetc (stdin);
#if defined(TUI)
else
-
- answer = (unsigned char)tuiBufferGetc();
+ answer = (unsigned char) tuiBufferGetc ();
#endif
clearerr (stdin); /* in case of C-d */
if (answer == EOF) /* C-d */
- {
+ {
retval = 1;
break;
}
/* Eat rest of input line, to EOF or newline */
if ((answer != '\n') || (tui_version && answer != '\r'))
- do
+ do
{
#if defined(TUI)
- if (!tui_version || cmdWin == tuiWinWithFocus())
+ if (!tui_version || cmdWin == tuiWinWithFocus ())
#endif
ans2 = fgetc (stdin);
#if defined(TUI)
else
-
- ans2 = (unsigned char)tuiBufferGetc();
+ ans2 = (unsigned char) tuiBufferGetc ();
#endif
clearerr (stdin);
}
- while (ans2 != EOF && ans2 != '\n' && ans2 != '\r');
- TUIDO(((TuiOpaqueFuncPtr)tui_vStartNewLines, 1));
+ while (ans2 != EOF && ans2 != '\n' && ans2 != '\r');
+ TUIDO (((TuiOpaqueFuncPtr) tui_vStartNewLines, 1));
if (answer >= 'a')
answer -= 040;
printf_filtered ("\n\032\032post-query\n");
return retval;
}
-
\f
+
/* Parse a C escape sequence. STRING_PTR points to a variable
containing a pointer to the string to parse. That pointer
should point to the character after the \. That pointer
if (c == '?')
return 0177;
return (c & 0200) | (c & 037);
-
+
case '0':
case '1':
case '2':
be call for printing things which are independent of the language
of the program being debugged. */
-void
-gdb_printchar (c, stream, quoter)
- register int c;
- GDB_FILE *stream;
+static void printchar (int c, void (*do_fputs) (const char *, struct ui_file*), void (*do_fprintf) (struct ui_file*, const char *, ...), struct ui_file *stream, int quoter);
+
+static void
+printchar (c, do_fputs, do_fprintf, stream, quoter)
+ int c;
+ void (*do_fputs) PARAMS ((const char *, struct ui_file*));
+ void (*do_fprintf) PARAMS ((struct ui_file*, const char *, ...));
+ struct ui_file *stream;
int quoter;
{
c &= 0xFF; /* Avoid sign bit follies */
- if ( c < 0x20 || /* Low control chars */
- (c >= 0x7F && c < 0xA0) || /* DEL, High controls */
- (sevenbit_strings && c >= 0x80)) { /* high order bit set */
- switch (c)
- {
- case '\n':
- fputs_filtered ("\\n", stream);
- break;
- case '\b':
- fputs_filtered ("\\b", stream);
- break;
- case '\t':
- fputs_filtered ("\\t", stream);
- break;
- case '\f':
- fputs_filtered ("\\f", stream);
- break;
- case '\r':
- fputs_filtered ("\\r", stream);
- break;
- case '\033':
- fputs_filtered ("\\e", stream);
- break;
- case '\007':
- fputs_filtered ("\\a", stream);
- break;
- default:
- fprintf_filtered (stream, "\\%.3o", (unsigned int) c);
- break;
- }
- } else {
- if (c == '\\' || c == quoter)
- fputs_filtered ("\\", stream);
- fprintf_filtered (stream, "%c", c);
- }
+ if (c < 0x20 || /* Low control chars */
+ (c >= 0x7F && c < 0xA0) || /* DEL, High controls */
+ (sevenbit_strings && c >= 0x80))
+ { /* high order bit set */
+ switch (c)
+ {
+ case '\n':
+ do_fputs ("\\n", stream);
+ break;
+ case '\b':
+ do_fputs ("\\b", stream);
+ break;
+ case '\t':
+ do_fputs ("\\t", stream);
+ break;
+ case '\f':
+ do_fputs ("\\f", stream);
+ break;
+ case '\r':
+ do_fputs ("\\r", stream);
+ break;
+ case '\033':
+ do_fputs ("\\e", stream);
+ break;
+ case '\007':
+ do_fputs ("\\a", stream);
+ break;
+ default:
+ do_fprintf (stream, "\\%.3o", (unsigned int) c);
+ break;
+ }
+ }
+ else
+ {
+ if (c == '\\' || c == quoter)
+ do_fputs ("\\", stream);
+ do_fprintf (stream, "%c", c);
+ }
+}
+
+/* Print the character C on STREAM as part of the contents of a
+ literal string whose delimiter is QUOTER. Note that these routines
+ should only be call for printing things which are independent of
+ the language of the program being debugged. */
+
+void
+fputstr_filtered (str, quoter, stream)
+ const char *str;
+ int quoter;
+ struct ui_file *stream;
+{
+ while (*str)
+ printchar (*str++, fputs_filtered, fprintf_filtered, stream, quoter);
+}
+
+void
+fputstr_unfiltered (str, quoter, stream)
+ const char *str;
+ int quoter;
+ struct ui_file *stream;
+{
+ while (*str)
+ printchar (*str++, fputs_unfiltered, fprintf_unfiltered, stream, quoter);
+}
+
+void
+fputstrn_unfiltered (str, n, quoter, stream)
+ const char *str;
+ int n;
+ int quoter;
+ struct ui_file *stream;
+{
+ int i;
+ for (i = 0; i < n; i++)
+ printchar (str[i], fputs_unfiltered, fprintf_unfiltered, stream, quoter);
}
\f
+
/* Number of lines per page or UINT_MAX if paging is disabled. */
static unsigned int lines_per_page;
-/* Number of chars per line or UNIT_MAX is line folding is disabled. */
+/* Number of chars per line or UNIT_MAX if line folding is disabled. */
static unsigned int chars_per_line;
/* Current count of lines printed on this page, chars on this line. */
static unsigned int lines_printed, chars_printed;
/* Column number on the screen where wrap_buffer begins, or 0 if wrapping
is not in effect. */
static int wrap_column;
-
\f
+
/* Inialize the lines and chars per page */
void
-init_page_info()
+init_page_info ()
{
#if defined(TUI)
- if (tui_version && m_winPtrNotNull(cmdWin))
+ if (tui_version && m_winPtrNotNull (cmdWin))
{
lines_per_page = cmdWin->generic.height;
chars_per_line = cmdWin->generic.width;
/* These defaults will be used if we are unable to get the correct
values from termcap. */
#if defined(__GO32__)
- lines_per_page = ScreenRows();
- chars_per_line = ScreenCols();
-#else
+ lines_per_page = ScreenRows ();
+ chars_per_line = ScreenCols ();
+#else
lines_per_page = 24;
chars_per_line = 80;
by looking at worksheet or console window sizes. */
/* Initialize the screen height and width from termcap. */
{
- char *termtype = getenv ("TERM");
+ char *termtype = getenv ("TERM");
- /* Positive means success, nonpositive means failure. */
- int status;
+ /* Positive means success, nonpositive means failure. */
+ int status;
- /* 2048 is large enough for all known terminals, according to the
- GNU termcap manual. */
- char term_buffer[2048];
+ /* 2048 is large enough for all known terminals, according to the
+ GNU termcap manual. */
+ char term_buffer[2048];
- if (termtype)
- {
+ if (termtype)
+ {
status = tgetent (term_buffer, termtype);
if (status > 0)
{
- int val;
+ int val;
int running_in_emacs = getenv ("EMACS") != NULL;
-
- val = tgetnum ("li");
- if (val >= 0 && !running_in_emacs)
- lines_per_page = val;
- else
- /* The number of lines per page is not mentioned
+
+ val = tgetnum ("li");
+ if (val >= 0 && !running_in_emacs)
+ lines_per_page = val;
+ else
+ /* The number of lines per page is not mentioned
in the terminal description. This probably means
that paging is not useful (e.g. emacs shell window),
so disable paging. */
- lines_per_page = UINT_MAX;
-
- val = tgetnum ("co");
- if (val >= 0)
- chars_per_line = val;
+ lines_per_page = UINT_MAX;
+
+ val = tgetnum ("co");
+ if (val >= 0)
+ chars_per_line = val;
}
- }
+ }
}
#endif /* MPW */
#endif
#endif
/* If the output is not a terminal, don't paginate it. */
- if (!GDB_FILE_ISATTY (gdb_stdout))
- lines_per_page = UINT_MAX;
- } /* the command_line_version */
- set_width();
+ if (!ui_file_isatty (gdb_stdout))
+ lines_per_page = UINT_MAX;
+ } /* the command_line_version */
+ set_width ();
}
static void
-set_width()
+set_width ()
{
if (chars_per_line == 0)
- init_page_info();
+ init_page_info ();
if (!wrap_buffer)
{
}
else
wrap_buffer = (char *) xrealloc (wrap_buffer, chars_per_line + 2);
- wrap_pointer = wrap_buffer; /* Start it at the beginning */
+ wrap_pointer = wrap_buffer; /* Start it at the beginning */
}
/* ARGSUSED */
-static void
+static void
set_width_command (args, from_tty, c)
char *args;
int from_tty;
++p;
if (p[0] == 'q')
{
- if (!async_p)
+ if (!event_loop_p)
request_quit (SIGINT);
else
- async_request_quit (0);
+ async_request_quit (0);
}
free (ignore);
}
used to force out output from the wrap_buffer. */
void
-wrap_here(indent)
+wrap_here (indent)
char *indent;
{
/* This should have been allocated, but be paranoid anyway. */
}
wrap_pointer = wrap_buffer;
wrap_buffer[0] = '\0';
- if (chars_per_line == UINT_MAX) /* No line overflow checking */
+ if (chars_per_line == UINT_MAX) /* No line overflow checking */
{
wrap_column = 0;
}
}
-/* ``struct gdb_file'' implementation that maps directly onto
- <stdio.h>'s FILE. */
-
-static gdb_file_fputs_ftype stdio_file_fputs;
-static gdb_file_isatty_ftype stdio_file_isatty;
-static gdb_file_delete_ftype stdio_file_delete;
-static struct gdb_file *stdio_file_new PARAMS ((FILE *file, int close_p));
-static gdb_file_flush_ftype stdio_file_flush;
+/* Like fputs but if FILTER is true, pause after every screenful.
-static int stdio_file_magic;
+ Regardless of FILTER can wrap at points other than the final
+ character of a line.
-struct stdio_file
-{
- int *magic;
- FILE *file;
- int close_p;
-};
+ Unlike fputs, fputs_maybe_filtered does not return a value.
+ It is OK for LINEBUFFER to be NULL, in which case just don't print
+ anything.
-static struct gdb_file *
-stdio_file_new (file, close_p)
- FILE *file;
- int close_p;
-{
- struct gdb_file *gdb_file = gdb_file_new ();
- struct stdio_file *stdio = xmalloc (sizeof (struct stdio_file));
- stdio->magic = &stdio_file_magic;
- stdio->file = file;
- stdio->close_p = close_p;
- set_gdb_file_data (gdb_file, stdio, stdio_file_delete);
- set_gdb_file_flush (gdb_file, stdio_file_flush);
- set_gdb_file_fputs (gdb_file, stdio_file_fputs);
- set_gdb_file_isatty (gdb_file, stdio_file_isatty);
- return gdb_file;
-}
+ Note that a longjmp to top level may occur in this routine (only if
+ FILTER is true) (since prompt_for_continue may do so) so this
+ routine should not be called when cleanups are not in place. */
static void
-stdio_file_delete (file)
- struct gdb_file *file;
+fputs_maybe_filtered (linebuffer, stream, filter)
+ const char *linebuffer;
+ struct ui_file *stream;
+ int filter;
{
- struct stdio_file *stdio = gdb_file_data (file);
- if (stdio->magic != &stdio_file_magic)
- error ("Internal error: bad magic number");
- if (stdio->close_p)
- {
- fclose (stdio->file);
- }
- free (stdio);
-}
-
-static void
-stdio_file_flush (file)
- struct gdb_file *file;
-{
- struct stdio_file *stdio = gdb_file_data (file);
- if (stdio->magic != &stdio_file_magic)
- error ("Internal error: bad magic number");
- fflush (stdio->file);
-}
-
-static void
-stdio_file_fputs (linebuffer, file)
- const char *linebuffer;
- struct gdb_file *file;
-{
- struct stdio_file *stdio = gdb_file_data (file);
- if (stdio->magic != &stdio_file_magic)
- error ("Internal error: bad magic number");
- fputs (linebuffer, stdio->file);
-}
-
-static int
-stdio_file_isatty (file)
- struct gdb_file *file;
-{
- struct stdio_file *stdio = gdb_file_data (file);
- if (stdio->magic != &stdio_file_magic)
- error ("Internal error: bad magic number");
- return (isatty (fileno (stdio->file)));
-}
-
-/* Like fdopen(). Create a gdb_file from a previously opened FILE. */
-
-struct gdb_file *
-stdio_fileopen (file)
- FILE *file;
-{
- return stdio_file_new (file, 0);
-}
-
-
-/* A ``struct gdb_file'' that is compatible with all the legacy
- code. */
-
-static gdb_file_flush_ftype tui_file_flush;
-extern gdb_file_fputs_ftype tui_file_fputs;
-static gdb_file_isatty_ftype tui_file_isatty;
-static gdb_file_rewind_ftype tui_file_rewind;
-static gdb_file_put_ftype tui_file_put;
-static gdb_file_delete_ftype tui_file_delete;
-static struct gdb_file *tui_file_new PARAMS ((void));
-static int tui_file_magic;
-
-static struct gdb_file *
-tui_file_new ()
-{
- struct tui_stream *tui = xmalloc (sizeof (struct tui_stream));
- struct gdb_file *file = gdb_file_new ();
- set_gdb_file_data (file, tui, tui_file_delete);
- set_gdb_file_flush (file, tui_file_flush);
- set_gdb_file_fputs (file, tui_file_fputs);
- set_gdb_file_isatty (file, tui_file_isatty);
- set_gdb_file_rewind (file, tui_file_rewind);
- set_gdb_file_put (file, tui_file_put);
- tui->ts_magic = &tui_file_magic;
- return file;
-}
-
-static void
-tui_file_delete (file)
- struct gdb_file *file;
-{
- struct tui_stream *tmpstream = gdb_file_data (file);
- if (tmpstream->ts_magic != &tui_file_magic)
- error ("Internal error: bad magic number");
- if ((tmpstream->ts_streamtype == astring) &&
- (tmpstream->ts_strbuf != NULL))
- {
- free (tmpstream->ts_strbuf);
- }
- free (tmpstream);
-}
-
-struct gdb_file *
-tui_fileopen (stream)
- FILE *stream;
-{
- struct gdb_file *file = tui_file_new ();
- struct tui_stream *tmpstream = gdb_file_data (file);
- tmpstream->ts_streamtype = afile;
- tmpstream->ts_filestream = stream;
- tmpstream->ts_strbuf = NULL;
- tmpstream->ts_buflen = 0;
- return file;
-}
-
-static int
-tui_file_isatty (file)
- struct gdb_file *file;
-{
- struct tui_stream *stream = gdb_file_data (file);
- if (stream->ts_magic != &tui_file_magic)
- error ("Internal error: bad magic number");
- if (stream->ts_streamtype == afile)
- return (isatty(fileno(stream->ts_filestream)));
- else return 0;
-}
-
-static void
-tui_file_rewind (file)
- struct gdb_file *file;
-{
- struct tui_stream *stream = gdb_file_data (file);
- if (stream->ts_magic != &tui_file_magic)
- error ("Internal error: bad magic number");
- stream->ts_strbuf[0] = '\0';
-}
-
-static void
-tui_file_put (file, dest)
- struct gdb_file *file;
- struct gdb_file *dest;
-{
- struct tui_stream *stream = gdb_file_data (file);
- if (stream->ts_magic != &tui_file_magic)
- error ("Internal error: bad magic number");
- if (stream->ts_streamtype == astring)
- {
- fputs_unfiltered (stream->ts_strbuf, dest);
- }
-}
-
-GDB_FILE *
-gdb_file_init_astring (n)
- int n;
-{
- struct gdb_file *file = tui_file_new ();
- struct tui_stream *tmpstream = gdb_file_data (file);
- if (tmpstream->ts_magic != &tui_file_magic)
- error ("Internal error: bad magic number");
-
- tmpstream->ts_streamtype = astring;
- tmpstream->ts_filestream = NULL;
- if (n > 0)
- {
- tmpstream->ts_strbuf = xmalloc ((n + 1)*sizeof(char));
- tmpstream->ts_strbuf[0] = '\0';
- }
- else
- tmpstream->ts_strbuf = NULL;
- tmpstream->ts_buflen = n;
-
- return file;
-}
-
-void
-gdb_file_deallocate (streamptr)
- GDB_FILE **streamptr;
-{
- gdb_file_delete (*streamptr);
- *streamptr = NULL;
-}
-
-char *
-gdb_file_get_strbuf (file)
- GDB_FILE *file;
-{
- struct tui_stream *stream = gdb_file_data (file);
- if (stream->ts_magic != &tui_file_magic)
- error ("Internal error: bad magic number");
- return (stream->ts_strbuf);
-}
-
-/* adjust the length of the buffer by the amount necessary
- to accomodate appending a string of length N to the buffer contents */
-void
-gdb_file_adjust_strbuf (n, file)
- int n;
- GDB_FILE *file;
-{
- struct tui_stream *stream = gdb_file_data (file);
- int non_null_chars;
- if (stream->ts_magic != &tui_file_magic)
- error ("Internal error: bad magic number");
-
- if (stream->ts_streamtype != astring)
- return;
-
- if (stream->ts_strbuf)
- {
- /* There is already a buffer allocated */
- non_null_chars = strlen(stream->ts_strbuf);
-
- if (n > (stream->ts_buflen - non_null_chars - 1))
- {
- stream->ts_buflen = n + non_null_chars + 1;
- stream->ts_strbuf = xrealloc (stream->ts_strbuf, stream->ts_buflen);
- }
- }
- else
- /* No buffer yet, so allocate one of the desired size */
- stream->ts_strbuf = xmalloc ((n + 1) * sizeof (char));
-}
-
-GDB_FILE *
-gdb_fopen (name, mode)
- char * name;
- char * mode;
-{
- FILE *f = fopen (name, mode);
- if (f == NULL)
- return NULL;
- return stdio_file_new (f, 1);
-}
-
-static void
-tui_file_flush (file)
- GDB_FILE *file;
-{
- struct tui_stream *stream = gdb_file_data (file);
- if (stream->ts_magic != &tui_file_magic)
- error ("Internal error: bad magic number");
- if (flush_hook
- && (file == gdb_stdout
- || file == gdb_stderr))
- {
- flush_hook (file);
- return;
- }
-
- fflush (stream->ts_filestream);
-}
-
-void
-gdb_fclose(streamptr)
- GDB_FILE **streamptr;
-{
- gdb_file_delete (*streamptr);
- *streamptr = NULL;
-}
-
-
-/* Implement the ``struct gdb_file'' object. */
-
-static gdb_file_isatty_ftype null_file_isatty;
-static gdb_file_fputs_ftype null_file_fputs;
-static gdb_file_flush_ftype null_file_flush;
-static gdb_file_delete_ftype null_file_delete;
-static gdb_file_rewind_ftype null_file_rewind;
-static gdb_file_put_ftype null_file_put;
-
-struct gdb_file
-{
- gdb_file_flush_ftype *to_flush;
- gdb_file_fputs_ftype *to_fputs;
- gdb_file_delete_ftype *to_delete;
- gdb_file_isatty_ftype *to_isatty;
- gdb_file_rewind_ftype *to_rewind;
- gdb_file_put_ftype *to_put;
- void *to_data;
-};
-
-struct gdb_file *
-gdb_file_new ()
-{
- struct gdb_file *file = xmalloc (sizeof (struct gdb_file));
- set_gdb_file_data (file, NULL, null_file_delete);
- set_gdb_file_flush (file, null_file_flush);
- set_gdb_file_fputs (file, null_file_fputs);
- set_gdb_file_isatty (file, null_file_isatty);
- set_gdb_file_rewind (file, null_file_rewind);
- set_gdb_file_put (file, null_file_put);
- return file;
-}
-
-void
-gdb_file_delete (file)
- struct gdb_file *file;
-{
- file->to_delete (file);
- free (file);
-}
-
-static int
-null_file_isatty (file)
- struct gdb_file *file;
-{
- return 0;
-}
-
-static void
-null_file_rewind (file)
- struct gdb_file *file;
-{
- return;
-}
-
-static void
-null_file_put (file, src)
- struct gdb_file *file;
- struct gdb_file *src;
-{
- return;
-}
-
-static void
-null_file_flush (file)
- struct gdb_file *file;
-{
- return;
-}
-
-static void
-null_file_fputs (buf, file)
- const char *buf;
- struct gdb_file *file;
-{
- return;
-}
-
-static void
-null_file_delete (file)
- struct gdb_file *file;
-{
- return;
-}
-
-void *
-gdb_file_data (file)
- struct gdb_file *file;
-{
- return file->to_data;
-}
-
-void
-gdb_flush (file)
- struct gdb_file *file;
-{
- file->to_flush (file);
-}
-
-int
-gdb_file_isatty (file)
- struct gdb_file *file;
-{
- return file->to_isatty (file);
-}
-
-void
-gdb_file_rewind (file)
- struct gdb_file *file;
-{
- file->to_rewind (file);
-}
-
-void
-gdb_file_put (file, dest)
- struct gdb_file *file;
- struct gdb_file *dest;
-{
- file->to_put (file, dest);
-}
-
-void
-fputs_unfiltered (buf, file)
- const char *buf;
- struct gdb_file *file;
-{
- file->to_fputs (buf, file);
-}
-
-void
-set_gdb_file_flush (file, flush)
- struct gdb_file *file;
- gdb_file_flush_ftype *flush;
-{
- file->to_flush = flush;
-}
-
-void
-set_gdb_file_isatty (file, isatty)
- struct gdb_file *file;
- gdb_file_isatty_ftype *isatty;
-{
- file->to_isatty = isatty;
-}
-
-void
-set_gdb_file_rewind (file, rewind)
- struct gdb_file *file;
- gdb_file_rewind_ftype *rewind;
-{
- file->to_rewind = rewind;
-}
-
-void
-set_gdb_file_put (file, put)
- struct gdb_file *file;
- gdb_file_put_ftype *put;
-{
- file->to_put = put;
-}
-
-void
-set_gdb_file_fputs (file, fputs)
- struct gdb_file *file;
- gdb_file_fputs_ftype *fputs;
-{
- file->to_fputs = fputs;
-}
-
-void
-set_gdb_file_data (file, data, delete)
- struct gdb_file *file;
- void *data;
- gdb_file_delete_ftype *delete;
-{
- file->to_data = data;
- file->to_delete = delete;
-}
-
-/* Like fputs but if FILTER is true, pause after every screenful.
-
- Regardless of FILTER can wrap at points other than the final
- character of a line.
-
- Unlike fputs, fputs_maybe_filtered does not return a value.
- It is OK for LINEBUFFER to be NULL, in which case just don't print
- anything.
-
- Note that a longjmp to top level may occur in this routine (only if
- FILTER is true) (since prompt_for_continue may do so) so this
- routine should not be called when cleanups are not in place. */
-
-static void
-fputs_maybe_filtered (linebuffer, stream, filter)
- const char *linebuffer;
- GDB_FILE *stream;
- int filter;
-{
- const char *lineptr;
+ const char *lineptr;
if (linebuffer == 0)
return;
/* Don't do any filtering if it is disabled. */
if ((stream != gdb_stdout) || !pagination_enabled
- || (lines_per_page == UINT_MAX && chars_per_line == UINT_MAX))
+ || (lines_per_page == UINT_MAX && chars_per_line == UINT_MAX))
{
fputs_unfiltered (linebuffer, stream);
return;
/* Go through and output each character. Show line extension
when this is necessary; prompt user for new page when this is
necessary. */
-
+
lineptr = linebuffer;
while (*lineptr)
{
fputc_unfiltered ('\t', stream);
/* Shifting right by 3 produces the number of tab stops
we have already passed, and then adding one and
- shifting left 3 advances to the next tab stop. */
+ shifting left 3 advances to the next tab stop. */
chars_printed = ((chars_printed >> 3) + 1) << 3;
lineptr++;
}
if (wrap_column)
*wrap_pointer++ = *lineptr;
else
- fputc_unfiltered (*lineptr, stream);
+ fputc_unfiltered (*lineptr, stream);
chars_printed++;
lineptr++;
}
-
+
if (chars_printed >= chars_per_line)
{
unsigned int save_chars = chars_printed;
chars_printed = 0;
lines_printed++;
/* If we aren't actually wrapping, don't output newline --
- if chars_per_line is right, we probably just overflowed
- anyway; if it's wrong, let us keep going. */
+ if chars_per_line is right, we probably just overflowed
+ anyway; if it's wrong, let us keep going. */
if (wrap_column)
fputc_unfiltered ('\n', stream);
if (wrap_column)
{
fputs_unfiltered (wrap_indent, stream);
- *wrap_pointer = '\0'; /* Null-terminate saved stuff */
- fputs_unfiltered (wrap_buffer, stream); /* and eject it */
+ *wrap_pointer = '\0'; /* Null-terminate saved stuff */
+ fputs_unfiltered (wrap_buffer, stream); /* and eject it */
/* FIXME, this strlen is what prevents wrap_indent from
containing tabs. However, if we recurse to print it
and count its chars, we risk trouble if wrap_indent is
Note also that this can set chars_printed > chars_per_line
if we are printing a long string. */
chars_printed = strlen (wrap_indent)
- + (save_chars - wrap_column);
+ + (save_chars - wrap_column);
wrap_pointer = wrap_buffer; /* Reset buffer */
wrap_buffer[0] = '\0';
- wrap_column = 0; /* And disable fancy wrap */
- }
+ wrap_column = 0; /* And disable fancy wrap */
+ }
}
}
if (*lineptr == '\n')
{
chars_printed = 0;
- wrap_here ((char *)0); /* Spit out chars, cancel further wraps */
+ wrap_here ((char *) 0); /* Spit out chars, cancel further wraps */
lines_printed++;
fputc_unfiltered ('\n', stream);
lineptr++;
void
fputs_filtered (linebuffer, stream)
const char *linebuffer;
- GDB_FILE *stream;
+ struct ui_file *stream;
{
fputs_maybe_filtered (linebuffer, stream, 1);
}
putchar_unfiltered (c)
int c;
{
- char buf[2];
-
- buf[0] = c;
- buf[1] = 0;
- fputs_unfiltered (buf, gdb_stdout);
+ char buf = c;
+ ui_file_write (gdb_stdout, &buf, 1);
return c;
}
int
fputc_unfiltered (c, stream)
int c;
- GDB_FILE * stream;
+ struct ui_file *stream;
{
- char buf[2];
-
- buf[0] = c;
- buf[1] = 0;
- fputs_unfiltered (buf, stream);
+ char buf = c;
+ ui_file_write (stream, &buf, 1);
return c;
}
int
fputc_filtered (c, stream)
int c;
- GDB_FILE * stream;
+ struct ui_file *stream;
{
char buf[2];
/* If the prefix is changing, print the previous suffix, a new line,
and the new prefix. */
- if ((return_p || (strcmp(prev_prefix, prefix) != 0)) && !new_line)
+ if ((return_p || (strcmp (prev_prefix, prefix) != 0)) && !new_line)
{
fputs_unfiltered (prev_suffix, gdb_stdlog);
fputs_unfiltered ("\n", gdb_stdlog);
while ((ch = *string++) != '\0')
{
switch (ch)
- {
+ {
default:
if (isprint (ch))
fputc_unfiltered (ch, gdb_stdlog);
fprintf_unfiltered (gdb_stdlog, "\\x%02x", ch & 0xff);
break;
- case '\\': fputs_unfiltered ("\\\\", gdb_stdlog); break;
- case '\b': fputs_unfiltered ("\\b", gdb_stdlog); break;
- case '\f': fputs_unfiltered ("\\f", gdb_stdlog); break;
- case '\n': new_line = 1;
- fputs_unfiltered ("\\n", gdb_stdlog); break;
- case '\r': fputs_unfiltered ("\\r", gdb_stdlog); break;
- case '\t': fputs_unfiltered ("\\t", gdb_stdlog); break;
- case '\v': fputs_unfiltered ("\\v", gdb_stdlog); break;
- }
+ case '\\':
+ fputs_unfiltered ("\\\\", gdb_stdlog);
+ break;
+ case '\b':
+ fputs_unfiltered ("\\b", gdb_stdlog);
+ break;
+ case '\f':
+ fputs_unfiltered ("\\f", gdb_stdlog);
+ break;
+ case '\n':
+ new_line = 1;
+ fputs_unfiltered ("\\n", gdb_stdlog);
+ break;
+ case '\r':
+ fputs_unfiltered ("\\r", gdb_stdlog);
+ break;
+ case '\t':
+ fputs_unfiltered ("\\t", gdb_stdlog);
+ break;
+ case '\v':
+ fputs_unfiltered ("\\v", gdb_stdlog);
+ break;
+ }
return_p = ch == '\r';
}
static void
vfprintf_maybe_filtered (stream, format, args, filter)
- GDB_FILE *stream;
+ struct ui_file *stream;
const char *format;
va_list args;
int filter;
void
vfprintf_filtered (stream, format, args)
- GDB_FILE *stream;
+ struct ui_file *stream;
const char *format;
va_list args;
{
void
vfprintf_unfiltered (stream, format, args)
- GDB_FILE *stream;
+ struct ui_file *stream;
const char *format;
va_list args;
{
vfprintf_unfiltered (gdb_stdout, format, args);
}
-/* VARARGS */
void
-#ifdef ANSI_PROTOTYPES
-fprintf_filtered (GDB_FILE *stream, const char *format, ...)
-#else
-fprintf_filtered (va_alist)
- va_dcl
-#endif
+fprintf_filtered (struct ui_file * stream, const char *format,...)
{
va_list args;
-#ifdef ANSI_PROTOTYPES
va_start (args, format);
-#else
- GDB_FILE *stream;
- char *format;
-
- va_start (args);
- stream = va_arg (args, GDB_FILE *);
- format = va_arg (args, char *);
-#endif
vfprintf_filtered (stream, format, args);
va_end (args);
}
-/* VARARGS */
void
-#ifdef ANSI_PROTOTYPES
-fprintf_unfiltered (GDB_FILE *stream, const char *format, ...)
-#else
-fprintf_unfiltered (va_alist)
- va_dcl
-#endif
+fprintf_unfiltered (struct ui_file * stream, const char *format,...)
{
va_list args;
-#ifdef ANSI_PROTOTYPES
va_start (args, format);
-#else
- GDB_FILE *stream;
- char *format;
-
- va_start (args);
- stream = va_arg (args, GDB_FILE *);
- format = va_arg (args, char *);
-#endif
vfprintf_unfiltered (stream, format, args);
va_end (args);
}
/* Like fprintf_filtered, but prints its result indented.
Called as fprintfi_filtered (spaces, stream, format, ...); */
-/* VARARGS */
void
-#ifdef ANSI_PROTOTYPES
-fprintfi_filtered (int spaces, GDB_FILE *stream, const char *format, ...)
-#else
-fprintfi_filtered (va_alist)
- va_dcl
-#endif
+fprintfi_filtered (int spaces, struct ui_file * stream, const char *format,...)
{
va_list args;
-#ifdef ANSI_PROTOTYPES
va_start (args, format);
-#else
- int spaces;
- GDB_FILE *stream;
- char *format;
-
- va_start (args);
- spaces = va_arg (args, int);
- stream = va_arg (args, GDB_FILE *);
- format = va_arg (args, char *);
-#endif
print_spaces_filtered (spaces, stream);
vfprintf_filtered (stream, format, args);
}
-/* VARARGS */
void
-#ifdef ANSI_PROTOTYPES
-printf_filtered (const char *format, ...)
-#else
-printf_filtered (va_alist)
- va_dcl
-#endif
+printf_filtered (const char *format,...)
{
va_list args;
-#ifdef ANSI_PROTOTYPES
va_start (args, format);
-#else
- char *format;
-
- va_start (args);
- format = va_arg (args, char *);
-#endif
vfprintf_filtered (gdb_stdout, format, args);
va_end (args);
}
-/* VARARGS */
void
-#ifdef ANSI_PROTOTYPES
-printf_unfiltered (const char *format, ...)
-#else
-printf_unfiltered (va_alist)
- va_dcl
-#endif
+printf_unfiltered (const char *format,...)
{
va_list args;
-#ifdef ANSI_PROTOTYPES
va_start (args, format);
-#else
- char *format;
-
- va_start (args);
- format = va_arg (args, char *);
-#endif
vfprintf_unfiltered (gdb_stdout, format, args);
va_end (args);
}
/* Like printf_filtered, but prints it's result indented.
Called as printfi_filtered (spaces, format, ...); */
-/* VARARGS */
void
-#ifdef ANSI_PROTOTYPES
-printfi_filtered (int spaces, const char *format, ...)
-#else
-printfi_filtered (va_alist)
- va_dcl
-#endif
+printfi_filtered (int spaces, const char *format,...)
{
va_list args;
-#ifdef ANSI_PROTOTYPES
va_start (args, format);
-#else
- int spaces;
- char *format;
-
- va_start (args);
- spaces = va_arg (args, int);
- format = va_arg (args, char *);
-#endif
print_spaces_filtered (spaces, gdb_stdout);
vfprintf_filtered (gdb_stdout, format, args);
va_end (args);
{
if (spaces)
free (spaces);
- spaces = (char *) xmalloc (n+1);
- for (t = spaces+n; t != spaces;)
+ spaces = (char *) xmalloc (n + 1);
+ for (t = spaces + n; t != spaces;)
*--t = ' ';
spaces[n] = '\0';
max_spaces = n;
void
print_spaces_filtered (n, stream)
int n;
- GDB_FILE *stream;
+ struct ui_file *stream;
{
fputs_filtered (n_spaces (n), stream);
}
void
fprintf_symbol_filtered (stream, name, lang, arg_mode)
- GDB_FILE *stream;
+ struct ui_file *stream;
char *name;
enum language lang;
int arg_mode;
/* Do a strcmp() type operation on STRING1 and STRING2, ignoring any
differences in whitespace. Returns 0 if they match, non-zero if they
don't (slightly different than strcmp()'s range of return values).
-
+
As an extra hack, string1=="FOO(ARGS)" matches string2=="FOO".
This "feature" is useful when searching for matching C++ function names
(such as if the user types 'break FOO', where FOO is a mangled C++
}
return (*string1 != '\0' && *string1 != '(') || (*string2 != '\0');
}
-
\f
+
/*
-** subset_compare()
-** Answer whether string_to_compare is a full or partial match to
-** template_string. The partial match must be in sequence starting
-** at index 0.
-*/
+ ** subset_compare()
+ ** Answer whether string_to_compare is a full or partial match to
+ ** template_string. The partial match must be in sequence starting
+ ** at index 0.
+ */
int
subset_compare (string_to_compare, template_string)
- char *string_to_compare;
- char *template_string;
+ char *string_to_compare;
+ char *template_string;
{
int match;
- if (template_string != (char *)NULL && string_to_compare != (char *)NULL &&
- strlen(string_to_compare) <= strlen(template_string))
- match = (strncmp(template_string,
- string_to_compare,
- strlen(string_to_compare)) == 0);
+ if (template_string != (char *) NULL && string_to_compare != (char *) NULL &&
+ strlen (string_to_compare) <= strlen (template_string))
+ match = (strncmp (template_string,
+ string_to_compare,
+ strlen (string_to_compare)) == 0);
else
match = 0;
return match;
static void pagination_on_command PARAMS ((char *arg, int from_tty));
static void
pagination_on_command (arg, from_tty)
- char *arg;
- int from_tty;
+ char *arg;
+ int from_tty;
{
pagination_enabled = 1;
}
static void pagination_on_command PARAMS ((char *arg, int from_tty));
static void
pagination_off_command (arg, from_tty)
- char *arg;
- int from_tty;
+ char *arg;
+ int from_tty;
{
pagination_enabled = 0;
}
-
\f
+
void
initialize_utils ()
{
struct cmd_list_element *c;
- c = add_set_cmd ("width", class_support, var_uinteger,
- (char *)&chars_per_line,
- "Set number of characters gdb thinks are in a line.",
- &setlist);
+ c = add_set_cmd ("width", class_support, var_uinteger,
+ (char *) &chars_per_line,
+ "Set number of characters gdb thinks are in a line.",
+ &setlist);
add_show_from_set (c, &showlist);
c->function.sfunc = set_width_command;
add_show_from_set
(add_set_cmd ("height", class_support,
- var_uinteger, (char *)&lines_per_page,
+ var_uinteger, (char *) &lines_per_page,
"Set number of lines gdb thinks are in a page.", &setlist),
&showlist);
-
+
init_page_info ();
/* If the output is not a terminal, don't paginate it. */
- if (!GDB_FILE_ISATTY (gdb_stdout))
+ if (!ui_file_isatty (gdb_stdout))
lines_per_page = UINT_MAX;
- set_width_command ((char *)NULL, 0, c);
+ set_width_command ((char *) NULL, 0, c);
add_show_from_set
- (add_set_cmd ("demangle", class_support, var_boolean,
- (char *)&demangle,
- "Set demangling of encoded C++ names when displaying symbols.",
+ (add_set_cmd ("demangle", class_support, var_boolean,
+ (char *) &demangle,
+ "Set demangling of encoded C++ names when displaying symbols.",
&setprintlist),
&showprintlist);
add_show_from_set
(add_set_cmd ("pagination", class_support,
- var_boolean, (char *)&pagination_enabled,
+ var_boolean, (char *) &pagination_enabled,
"Set state of pagination.", &setlist),
&showlist);
if (xdb_commands)
{
- add_com("am", class_support, pagination_on_command,
- "Enable pagination");
- add_com("sm", class_support, pagination_off_command,
- "Disable pagination");
+ add_com ("am", class_support, pagination_on_command,
+ "Enable pagination");
+ add_com ("sm", class_support, pagination_off_command,
+ "Disable pagination");
}
add_show_from_set
- (add_set_cmd ("sevenbit-strings", class_support, var_boolean,
- (char *)&sevenbit_strings,
- "Set printing of 8-bit characters in strings as \\nnn.",
+ (add_set_cmd ("sevenbit-strings", class_support, var_boolean,
+ (char *) &sevenbit_strings,
+ "Set printing of 8-bit characters in strings as \\nnn.",
&setprintlist),
&showprintlist);
add_show_from_set
- (add_set_cmd ("asm-demangle", class_support, var_boolean,
- (char *)&asm_demangle,
- "Set demangling of C++ names in disassembly listings.",
+ (add_set_cmd ("asm-demangle", class_support, var_boolean,
+ (char *) &asm_demangle,
+ "Set demangling of C++ names in disassembly listings.",
&setprintlist),
&showprintlist);
}
/* Machine specific function to handle SIGWINCH signal. */
#ifdef SIGWINCH_HANDLER_BODY
- SIGWINCH_HANDLER_BODY
+SIGWINCH_HANDLER_BODY
#endif
\f
/* Support for converting target fp numbers into host DOUBLEST format. */
int cur_bitshift;
/* Start at the least significant part of the field. */
- cur_byte = (start + len) / FLOATFORMAT_CHAR_BIT;
if (order == floatformat_little || order == floatformat_littlebyte_bigword)
- cur_byte = (total_len / FLOATFORMAT_CHAR_BIT) - cur_byte - 1;
- cur_bitshift =
- ((start + len) % FLOATFORMAT_CHAR_BIT) - FLOATFORMAT_CHAR_BIT;
- result = *(data + cur_byte) >> (-cur_bitshift);
+ {
+ /* We start counting from the other end (i.e, from the high bytes
+ rather than the low bytes). As such, we need to be concerned
+ with what happens if bit 0 doesn't start on a byte boundary.
+ I.e, we need to properly handle the case where total_len is
+ not evenly divisible by 8. So we compute ``excess'' which
+ represents the number of bits from the end of our starting
+ byte needed to get to bit 0. */
+ int excess = FLOATFORMAT_CHAR_BIT - (total_len % FLOATFORMAT_CHAR_BIT);
+ cur_byte = (total_len / FLOATFORMAT_CHAR_BIT)
+ - ((start + len + excess) / FLOATFORMAT_CHAR_BIT);
+ cur_bitshift = ((start + len + excess) % FLOATFORMAT_CHAR_BIT)
+ - FLOATFORMAT_CHAR_BIT;
+ }
+ else
+ {
+ cur_byte = (start + len) / FLOATFORMAT_CHAR_BIT;
+ cur_bitshift =
+ ((start + len) % FLOATFORMAT_CHAR_BIT) - FLOATFORMAT_CHAR_BIT;
+ }
+ if (cur_bitshift > -FLOATFORMAT_CHAR_BIT)
+ result = *(data + cur_byte) >> (-cur_bitshift);
+ else
+ result = 0;
cur_bitshift += FLOATFORMAT_CHAR_BIT;
if (order == floatformat_little || order == floatformat_littlebyte_bigword)
++cur_byte;
/* Move towards the most significant part of the field. */
while (cur_bitshift < len)
{
- if (len - cur_bitshift < FLOATFORMAT_CHAR_BIT)
- /* This is the last byte; zero out the bits which are not part of
- this field. */
- result |=
- (*(data + cur_byte) & ((1 << (len - cur_bitshift)) - 1))
- << cur_bitshift;
- else
- result |= *(data + cur_byte) << cur_bitshift;
+ result |= (unsigned long)*(data + cur_byte) << cur_bitshift;
cur_bitshift += FLOATFORMAT_CHAR_BIT;
if (order == floatformat_little || order == floatformat_littlebyte_bigword)
++cur_byte;
else
--cur_byte;
}
+ if (len < sizeof(result) * FLOATFORMAT_CHAR_BIT)
+ /* Mask out bits which are not part of the field */
+ result &= ((1UL << len) - 1);
return result;
}
-
+
/* Convert from FMT to a DOUBLEST.
FROM is the address of the extended float.
Store the DOUBLEST in *TO. */
char *from;
DOUBLEST *to;
{
- unsigned char *ufrom = (unsigned char *)from;
+ unsigned char *ufrom = (unsigned char *) from;
DOUBLEST dto;
long exponent;
unsigned long mant;
than sizeof(long) for the target. FIXME: Assumes sizeof(long)
for the target is 4. */
- if (fmt -> byteorder == floatformat_littlebyte_bigword)
+ if (fmt->byteorder == floatformat_littlebyte_bigword)
{
static unsigned char *newfrom;
unsigned char *swapin, *swapout;
int longswaps;
- longswaps = fmt -> totalsize / FLOATFORMAT_CHAR_BIT;
+ longswaps = fmt->totalsize / FLOATFORMAT_CHAR_BIT;
longswaps >>= 3;
-
+
if (newfrom == NULL)
{
- newfrom = (unsigned char *) xmalloc (fmt -> totalsize);
+ newfrom = (unsigned char *) xmalloc (fmt->totalsize);
}
swapout = newfrom;
swapin = ufrom;
special_exponent = exponent == 0 || exponent == fmt->exp_nan;
-/* Don't bias zero's, denorms or NaNs. */
+/* Don't bias NaNs. Use minimum exponent for denorms. For simplicity,
+ we don't check for zero as the exponent doesn't matter. */
if (!special_exponent)
exponent -= fmt->exp_bias;
+ else if (exponent == 0)
+ exponent = 1 - fmt->exp_bias;
/* Build the result algebraically. Might go infinite, underflow, etc;
who cares. */
mant_bits = min (mant_bits_left, 32);
mant = get_field (ufrom, fmt->byteorder, fmt->totalsize,
- mant_off, mant_bits);
+ mant_off, mant_bits);
- dto += ldexp ((double)mant, exponent - mant_bits);
+ dto += ldexp ((double) mant, exponent - mant_bits);
exponent -= mant_bits;
mant_off += mant_bits;
mant_bits_left -= mant_bits;
int cur_bitshift;
/* Start at the least significant part of the field. */
- cur_byte = (start + len) / FLOATFORMAT_CHAR_BIT;
if (order == floatformat_little || order == floatformat_littlebyte_bigword)
- cur_byte = (total_len / FLOATFORMAT_CHAR_BIT) - cur_byte - 1;
- cur_bitshift =
- ((start + len) % FLOATFORMAT_CHAR_BIT) - FLOATFORMAT_CHAR_BIT;
- *(data + cur_byte) &=
- ~(((1 << ((start + len) % FLOATFORMAT_CHAR_BIT)) - 1) << (-cur_bitshift));
- *(data + cur_byte) |=
- (stuff_to_put & ((1 << FLOATFORMAT_CHAR_BIT) - 1)) << (-cur_bitshift);
+ {
+ int excess = FLOATFORMAT_CHAR_BIT - (total_len % FLOATFORMAT_CHAR_BIT);
+ cur_byte = (total_len / FLOATFORMAT_CHAR_BIT)
+ - ((start + len + excess) / FLOATFORMAT_CHAR_BIT);
+ cur_bitshift = ((start + len + excess) % FLOATFORMAT_CHAR_BIT)
+ - FLOATFORMAT_CHAR_BIT;
+ }
+ else
+ {
+ cur_byte = (start + len) / FLOATFORMAT_CHAR_BIT;
+ cur_bitshift =
+ ((start + len) % FLOATFORMAT_CHAR_BIT) - FLOATFORMAT_CHAR_BIT;
+ }
+ if (cur_bitshift > -FLOATFORMAT_CHAR_BIT)
+ {
+ *(data + cur_byte) &=
+ ~(((1 << ((start + len) % FLOATFORMAT_CHAR_BIT)) - 1)
+ << (-cur_bitshift));
+ *(data + cur_byte) |=
+ (stuff_to_put & ((1 << FLOATFORMAT_CHAR_BIT) - 1)) << (-cur_bitshift);
+ }
cur_bitshift += FLOATFORMAT_CHAR_BIT;
if (order == floatformat_little || order == floatformat_littlebyte_bigword)
++cur_byte;
}
*eptr = exp;
- return value/tmp;
+ return value / tmp;
}
#endif /* HAVE_LONG_DOUBLE */
DOUBLEST mant;
unsigned int mant_bits, mant_off;
int mant_bits_left;
- unsigned char *uto = (unsigned char *)to;
+ unsigned char *uto = (unsigned char *) to;
memcpy (&dfrom, from, sizeof (dfrom));
memset (uto, 0, fmt->totalsize / FLOATFORMAT_CHAR_BIT);
mant_bits = mant_bits_left < 32 ? mant_bits_left : 32;
mant *= 4294967296.0;
- mant_long = (unsigned long)mant;
+ mant_long = (unsigned long) mant;
mant -= mant_long;
/* If the integer bit is implicit, then we need to discard it.
- If we are discarding a zero, we should be (but are not) creating
- a denormalized number which means adjusting the exponent
- (I think). */
+ If we are discarding a zero, we should be (but are not) creating
+ a denormalized number which means adjusting the exponent
+ (I think). */
if (mant_bits_left == fmt->man_len
&& fmt->intbit == floatformat_intbit_no)
{
mant_off += mant_bits;
mant_bits_left -= mant_bits;
}
- if (fmt -> byteorder == floatformat_littlebyte_bigword)
+ if (fmt->byteorder == floatformat_littlebyte_bigword)
{
int count;
unsigned char *swaplow = uto;
/* temporary storage using circular buffer */
#define NUMCELLS 16
#define CELLSIZE 32
-static char*
-get_cell()
+static char *
+get_cell ()
{
static char buf[NUMCELLS][CELLSIZE];
- static int cell=0;
- if (++cell>=NUMCELLS) cell=0;
+ static int cell = 0;
+ if (++cell >= NUMCELLS)
+ cell = 0;
return buf[cell];
}
*/
-static int thirty_two = 32; /* eliminate warning from compiler on 32-bit systems */
+int
+strlen_paddr (void)
+{
+ return (TARGET_PTR_BIT / 8 * 2);
+}
+
+
+/* eliminate warning from compiler on 32-bit systems */
+static int thirty_two = 32;
-char*
-paddr(addr)
- t_addr addr;
+char *
+paddr (CORE_ADDR addr)
{
- char *paddr_str=get_cell();
- switch (sizeof(t_addr))
+ char *paddr_str = get_cell ();
+ switch (TARGET_PTR_BIT / 8)
{
- case 8:
- sprintf (paddr_str, "%08lx%08lx",
- (unsigned long) (addr >> thirty_two), (unsigned long) (addr & 0xffffffff));
- break;
- case 4:
- sprintf (paddr_str, "%08lx", (unsigned long) addr);
- break;
- case 2:
- sprintf (paddr_str, "%04x", (unsigned short) (addr & 0xffff));
- break;
- default:
- sprintf (paddr_str, "%lx", (unsigned long) addr);
+ case 8:
+ sprintf (paddr_str, "%08lx%08lx",
+ (unsigned long) (addr >> thirty_two), (unsigned long) (addr & 0xffffffff));
+ break;
+ case 4:
+ sprintf (paddr_str, "%08lx", (unsigned long) addr);
+ break;
+ case 2:
+ sprintf (paddr_str, "%04x", (unsigned short) (addr & 0xffff));
+ break;
+ default:
+ sprintf (paddr_str, "%lx", (unsigned long) addr);
}
return paddr_str;
}
-char*
-preg(reg)
- t_reg reg;
+char *
+paddr_nz (CORE_ADDR addr)
{
- char *preg_str=get_cell();
- switch (sizeof(t_reg))
+ char *paddr_str = get_cell ();
+ switch (TARGET_PTR_BIT / 8)
{
- case 8:
- sprintf (preg_str, "%08lx%08lx",
- (unsigned long) (reg >> thirty_two), (unsigned long) (reg & 0xffffffff));
- break;
- case 4:
- sprintf (preg_str, "%08lx", (unsigned long) reg);
- break;
- case 2:
- sprintf (preg_str, "%04x", (unsigned short) (reg & 0xffff));
+ case 8:
+ {
+ unsigned long high = (unsigned long) (addr >> thirty_two);
+ if (high == 0)
+ sprintf (paddr_str, "%lx", (unsigned long) (addr & 0xffffffff));
+ else
+ sprintf (paddr_str, "%lx%08lx",
+ high, (unsigned long) (addr & 0xffffffff));
break;
- default:
- sprintf (preg_str, "%lx", (unsigned long) reg);
+ }
+ case 4:
+ sprintf (paddr_str, "%lx", (unsigned long) addr);
+ break;
+ case 2:
+ sprintf (paddr_str, "%x", (unsigned short) (addr & 0xffff));
+ break;
+ default:
+ sprintf (paddr_str, "%lx", (unsigned long) addr);
}
- return preg_str;
+ return paddr_str;
}
-char*
-paddr_nz(addr)
- t_addr addr;
+static void
+decimal2str (char *paddr_str, char *sign, ULONGEST addr)
{
- char *paddr_str=get_cell();
- switch (sizeof(t_addr))
+ /* steal code from valprint.c:print_decimal(). Should this worry
+ about the real size of addr as the above does? */
+ unsigned long temp[3];
+ int i = 0;
+ do
{
- case 8:
- {
- unsigned long high = (unsigned long) (addr >> thirty_two);
- if (high == 0)
- sprintf (paddr_str, "%lx", (unsigned long) (addr & 0xffffffff));
- else
- sprintf (paddr_str, "%lx%08lx",
- high, (unsigned long) (addr & 0xffffffff));
- break;
- }
- case 4:
- sprintf (paddr_str, "%lx", (unsigned long) addr);
- break;
- case 2:
- sprintf (paddr_str, "%x", (unsigned short) (addr & 0xffff));
- break;
- default:
- sprintf (paddr_str,"%lx", (unsigned long) addr);
+ temp[i] = addr % (1000 * 1000 * 1000);
+ addr /= (1000 * 1000 * 1000);
+ i++;
+ }
+ while (addr != 0 && i < (sizeof (temp) / sizeof (temp[0])));
+ switch (i)
+ {
+ case 1:
+ sprintf (paddr_str, "%s%lu",
+ sign, temp[0]);
+ break;
+ case 2:
+ sprintf (paddr_str, "%s%lu%09lu",
+ sign, temp[1], temp[0]);
+ break;
+ case 3:
+ sprintf (paddr_str, "%s%lu%09lu%09lu",
+ sign, temp[2], temp[1], temp[0]);
+ break;
+ default:
+ abort ();
}
+}
+
+char *
+paddr_u (CORE_ADDR addr)
+{
+ char *paddr_str = get_cell ();
+ decimal2str (paddr_str, "", addr);
+ return paddr_str;
+}
+
+char *
+paddr_d (LONGEST addr)
+{
+ char *paddr_str = get_cell ();
+ if (addr < 0)
+ decimal2str (paddr_str, "-", -addr);
+ else
+ decimal2str (paddr_str, "", addr);
return paddr_str;
}
-char*
-preg_nz(reg)
- t_reg reg;
+char *
+preg (reg)
+ t_reg reg;
{
- char *preg_str=get_cell();
- switch (sizeof(t_reg))
+ char *preg_str = get_cell ();
+ switch (sizeof (t_reg))
{
- case 8:
- {
- unsigned long high = (unsigned long) (reg >> thirty_two);
- if (high == 0)
- sprintf (preg_str, "%lx", (unsigned long) (reg & 0xffffffff));
- else
- sprintf (preg_str, "%lx%08lx",
- high, (unsigned long) (reg & 0xffffffff));
- break;
- }
- case 4:
- sprintf (preg_str, "%lx", (unsigned long) reg);
- break;
- case 2:
- sprintf (preg_str, "%x", (unsigned short) (reg & 0xffff));
+ case 8:
+ sprintf (preg_str, "%08lx%08lx",
+ (unsigned long) (reg >> thirty_two), (unsigned long) (reg & 0xffffffff));
+ break;
+ case 4:
+ sprintf (preg_str, "%08lx", (unsigned long) reg);
+ break;
+ case 2:
+ sprintf (preg_str, "%04x", (unsigned short) (reg & 0xffff));
+ break;
+ default:
+ sprintf (preg_str, "%lx", (unsigned long) reg);
+ }
+ return preg_str;
+}
+
+char *
+preg_nz (reg)
+ t_reg reg;
+{
+ char *preg_str = get_cell ();
+ switch (sizeof (t_reg))
+ {
+ case 8:
+ {
+ unsigned long high = (unsigned long) (reg >> thirty_two);
+ if (high == 0)
+ sprintf (preg_str, "%lx", (unsigned long) (reg & 0xffffffff));
+ else
+ sprintf (preg_str, "%lx%08lx",
+ high, (unsigned long) (reg & 0xffffffff));
break;
- default:
- sprintf (preg_str, "%lx", (unsigned long) reg);
+ }
+ case 4:
+ sprintf (preg_str, "%lx", (unsigned long) reg);
+ break;
+ case 2:
+ sprintf (preg_str, "%x", (unsigned short) (reg & 0xffff));
+ break;
+ default:
+ sprintf (preg_str, "%lx", (unsigned long) reg);
}
return preg_str;
}
{
return (lhs > rhs);
}
-
-