/* Top level stuff for GDB, the GNU debugger.
- Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994
+ Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Free Software Foundation, Inc.
This file is part of GDB.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
-Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "defs.h"
#include "gdbcmd.h"
#undef savestring
#include <sys/types.h>
-#ifdef USG
-/* What is this for? X_OK? */
+#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
-#include <string.h>
+#include "gdb_string.h"
#ifndef NO_SYS_FILE
#include <sys/file.h>
#endif
#include <sys/param.h>
-#include <sys/stat.h>
+#include "gdb_stat.h"
#include <ctype.h>
+extern void initialize_targets PARAMS ((void));
+
+extern void initialize_utils PARAMS ((void));
+
/* Prototypes for local functions */
static char * line_completion_function PARAMS ((char *, int, char *, int));
static void if_command PARAMS ((char *, int));
-static enum command_control_type
-execute_control_command PARAMS ((struct command_line *));
-
static struct command_line *
build_command_line PARAMS ((enum command_control_type, char *));
static enum command_control_type
recurse_read_control_structure PARAMS ((struct command_line *));
+static struct cleanup * setup_user_args PARAMS ((char *));
+
+static char * locate_arg PARAMS ((char *));
+
+static char * insert_args PARAMS ((char *));
+
+static void arg_cleanup PARAMS ((void));
+
static void init_main PARAMS ((void));
static void init_cmd_lists PARAMS ((void));
#define GDBINIT_FILENAME ".gdbinit"
#endif
char gdbinit[] = GDBINIT_FILENAME;
+
int inhibit_gdbinit = 0;
-/* Disable windows if non-zero */
+/* If nonzero, and GDB has been configured to be able to use windows,
+ attempt to open them upon startup. */
-int use_windows = 0; /* Defaults to off for now */
+int use_windows = 1;
/* Version number of GDB, as a string. */
int caution = 1; /* Default is yes, sigh. */
-/*
- * Define all cmd_list_element's
- */
+/* Define all cmd_list_elements. */
/* Chain containing all defined commands. */
/* Level of control structure. */
static int control_level;
+/* Structure for arguments to user defined functions. */
+#define MAXUSERARGS 10
+struct user_args
+{
+ struct user_args *next;
+ struct
+ {
+ char *arg;
+ int len;
+ } a[MAXUSERARGS];
+ int count;
+} *user_args;
+
/* Signal to catch ^Z typed while reading a command: SIGTSTP or SIGCONT. */
#ifndef STOP_SIGNAL
void (*command_loop_hook) PARAMS ((void));
+
/* Called instead of fputs for all output. */
-void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer));
+void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer, FILE *stream));
+
+/* Called when the target says something to the host, which may
+ want to appear in a different window. */
+
+void (*target_output_hook) PARAMS ((char *));
/* Called from print_frame_info to list the line we stopped in. */
void (*create_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
void (*delete_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
-void (*enable_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
-void (*disable_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
+void (*modify_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
/* Called during long calculations to allow GUI to repair window damage, and to
check for stop buttons, etc... */
void (*interactive_hook) PARAMS ((void));
+/* Called when the registers have changed, as a hint to a GUI
+ to minimize window update. */
+
+void (*registers_changed_hook) PARAMS ((void));
+
/* Called when going to wait for the target. Usually allows the GUI to run
while waiting for target events. */
void (*call_command_hook) PARAMS ((struct cmd_list_element *c, char *cmd,
int from_tty));
+
+
+/* Takes control from error (). Typically used to prevent longjmps out of the
+ middle of the GUI. Usually used in conjunction with a catch routine. */
+
+NORETURN void (*error_hook) PARAMS (()) ATTR_NORETURN;
+
\f
/* Where to go for return_to_top_level (RETURN_ERROR). */
jmp_buf error_return;
int val;
struct cleanup *saved_cleanup_chain;
char *saved_error_pre_print;
+ char *saved_quit_pre_print;
saved_cleanup_chain = save_cleanups ();
saved_error_pre_print = error_pre_print;
+ saved_quit_pre_print = quit_pre_print;
if (mask & RETURN_MASK_ERROR)
- memcpy ((char *)saved_error, (char *)error_return, sizeof (jmp_buf));
+ {
+ memcpy ((char *)saved_error, (char *)error_return, sizeof (jmp_buf));
+ error_pre_print = errstring;
+ }
if (mask & RETURN_MASK_QUIT)
- memcpy (saved_quit, quit_return, sizeof (jmp_buf));
- error_pre_print = errstring;
+ {
+ memcpy (saved_quit, quit_return, sizeof (jmp_buf));
+ quit_pre_print = errstring;
+ }
if (setjmp (tmp_jmp) == 0)
{
restore_cleanups (saved_cleanup_chain);
- error_pre_print = saved_error_pre_print;
if (mask & RETURN_MASK_ERROR)
- memcpy (error_return, saved_error, sizeof (jmp_buf));
+ {
+ memcpy (error_return, saved_error, sizeof (jmp_buf));
+ error_pre_print = saved_error_pre_print;
+ }
if (mask & RETURN_MASK_QUIT)
- memcpy (quit_return, saved_quit, sizeof (jmp_buf));
+ {
+ memcpy (quit_return, saved_quit, sizeof (jmp_buf));
+ quit_pre_print = saved_quit_pre_print;
+ }
return val;
}
{
struct command_line *cmd;
+ if (args == NULL)
+ error ("if/while commands require arguments.\n");
+
cmd = (struct command_line *)xmalloc (sizeof (struct command_line));
cmd->next = NULL;
cmd->control_type = type;
return cmd;
}
+/* Recursively print a command (including full control structures). */
+void
+print_command_line (cmd, depth)
+ struct command_line *cmd;
+ unsigned int depth;
+{
+ unsigned int i;
+
+ if (depth)
+ {
+ for (i = 0; i < depth; i++)
+ fputs_filtered (" ", gdb_stdout);
+ }
+
+ /* A simple command, print it and return. */
+ if (cmd->control_type == simple_control)
+ {
+ fputs_filtered (cmd->line, gdb_stdout);
+ fputs_filtered ("\n", gdb_stdout);
+ return;
+ }
+
+ /* loop_continue to jump to the start of a while loop, print it
+ and return. */
+ if (cmd->control_type == continue_control)
+ {
+ fputs_filtered ("loop_continue\n", gdb_stdout);
+ return;
+ }
+
+ /* loop_break to break out of a while loop, print it and return. */
+ if (cmd->control_type == break_control)
+ {
+ fputs_filtered ("loop_break\n", gdb_stdout);
+ return;
+ }
+
+ /* A while command. Recursively print its subcommands before returning. */
+ if (cmd->control_type == while_control)
+ {
+ struct command_line *list;
+ fputs_filtered ("while ", gdb_stdout);
+ fputs_filtered (cmd->line, gdb_stdout);
+ fputs_filtered ("\n", gdb_stdout);
+ list = *cmd->body_list;
+ while (list)
+ {
+ print_command_line (list, depth + 1);
+ list = list->next;
+ }
+ }
+
+ /* An if command. Recursively print both arms before returning. */
+ if (cmd->control_type == if_control)
+ {
+ fputs_filtered ("if ", gdb_stdout);
+ fputs_filtered (cmd->line, gdb_stdout);
+ fputs_filtered ("\n", gdb_stdout);
+ /* The true arm. */
+ print_command_line (cmd->body_list[0], depth + 1);
+
+ /* Show the false arm if it exists. */
+ if (cmd->body_count == 2)
+ {
+ if (depth)
+ {
+ for (i = 0; i < depth; i++)
+ fputs_filtered (" ", gdb_stdout);
+ }
+ fputs_filtered ("else\n", gdb_stdout);
+ print_command_line (cmd->body_list[1], depth + 1);
+ }
+ if (depth)
+ {
+ for (i = 0; i < depth; i++)
+ fputs_filtered (" ", gdb_stdout);
+ }
+ fputs_filtered ("end\n", gdb_stdout);
+ }
+}
+
/* Execute the command in CMD. */
-static enum command_control_type
+enum command_control_type
execute_control_command (cmd)
struct command_line *cmd;
{
struct expression *expr;
struct command_line *current;
struct cleanup *old_chain = 0;
- struct cleanup *tmp_chain;
value_ptr val;
int loop;
enum command_control_type ret;
+ char *new_line;
switch (cmd->control_type)
{
case simple_control:
/* A simple command, execute it and return. */
- execute_command (cmd->line, 0);
- return cmd->control_type;
+ new_line = insert_args (cmd->line);
+ if (!new_line)
+ return invalid_control;
+ old_chain = make_cleanup (free_current_contents, &new_line);
+ execute_command (new_line, 0);
+ ret = cmd->control_type;
+ break;
case continue_control:
case break_control:
/* Return for "continue", and "break" so we can either
continue the loop at the top, or break out. */
- return cmd->control_type;
+ ret = cmd->control_type;
+ break;
case while_control:
{
/* Parse the loop control expression for the while statement. */
- expr = parse_expression (cmd->line);
- tmp_chain = make_cleanup (free_current_contents, &expr);
- if (!old_chain)
- old_chain = tmp_chain;
-
+ new_line = insert_args (cmd->line);
+ if (!new_line)
+ return invalid_control;
+ old_chain = make_cleanup (free_current_contents, &new_line);
+ expr = parse_expression (new_line);
+ make_cleanup (free_current_contents, &expr);
+
ret = simple_control;
- loop = true;
+ loop = 1;
/* Keep iterating so long as the expression is true. */
- while (loop == true)
+ while (loop == 1)
{
/* Evaluate the expression. */
val = evaluate_expression (expr);
looping. */
if (ret == invalid_control || ret == break_control)
{
- loop = false;
+ loop = 0;
break;
}
case if_control:
{
+ new_line = insert_args (cmd->line);
+ if (!new_line)
+ return invalid_control;
+ old_chain = make_cleanup (free_current_contents, &new_line);
/* Parse the conditional for the if statement. */
- expr = parse_expression (cmd->line);
- old_chain = make_cleanup (free_current_contents, &expr);
+ expr = parse_expression (new_line);
+ make_cleanup (free_current_contents, &expr);
current = NULL;
ret = simple_control;
/* Get the next statement in the body. */
current = current->next;
}
+
break;
}
free_command_lines (&command);
}
+/* Cleanup */
+static void
+arg_cleanup ()
+{
+ struct user_args *oargs = user_args;
+ if (!user_args)
+ fatal ("Internal error, arg_cleanup called with no user args.\n");
+
+ user_args = user_args->next;
+ free (oargs);
+}
+
+/* Bind the incomming arguments for a user defined command to
+ $arg0, $arg1 ... $argMAXUSERARGS. */
+
+static struct cleanup *
+setup_user_args (p)
+ char *p;
+{
+ struct user_args *args;
+ struct cleanup *old_chain;
+ unsigned int arg_count = 0;
+
+ args = (struct user_args *)xmalloc (sizeof (struct user_args));
+ memset (args, 0, sizeof (struct user_args));
+
+ args->next = user_args;
+ user_args = args;
+
+ old_chain = make_cleanup (arg_cleanup, 0);
+
+ if (p == NULL)
+ return old_chain;
+
+ while (*p)
+ {
+ char *start_arg;
+
+ if (arg_count >= MAXUSERARGS)
+ {
+ error ("user defined function may only have %d arguments.\n",
+ MAXUSERARGS);
+ return old_chain;
+ }
+
+ /* Strip whitespace. */
+ while (*p == ' ' || *p == '\t')
+ p++;
+
+ /* P now points to an argument. */
+ start_arg = p;
+ user_args->a[arg_count].arg = p;
+
+ /* Get to the end of this argument. */
+ while (*p && *p != ' ' && *p != '\t')
+ p++;
+
+ user_args->a[arg_count].len = p - start_arg;
+ arg_count++;
+ user_args->count++;
+ }
+ return old_chain;
+}
+
+/* Given character string P, return a point to the first argument ($arg),
+ or NULL if P contains no arguments. */
+
+static char *
+locate_arg (p)
+ char *p;
+{
+ while ((p = strchr (p, '$')))
+ {
+ if (strncmp (p, "$arg", 4) == 0 && isdigit (p[4]))
+ return p;
+ p++;
+ }
+ return NULL;
+}
+
+/* Insert the user defined arguments stored in user_arg into the $arg
+ arguments found in line, with the updated copy being placed into nline. */
+
+static char *
+insert_args (line)
+ char *line;
+{
+ char *p, *save_line, *new_line;
+ unsigned len, i;
+
+ /* First we need to know how much memory to allocate for the new line. */
+ save_line = line;
+ len = 0;
+ while ((p = locate_arg (line)))
+ {
+ len += p - line;
+ i = p[4] - '0';
+
+ if (i >= user_args->count)
+ {
+ error ("Missing argument %d in user function.\n", i);
+ return NULL;
+ }
+ len += user_args->a[i].len;
+ line = p + 5;
+ }
+
+ /* Don't forget the tail. */
+ len += strlen (line);
+
+ /* Allocate space for the new line and fill it in. */
+ new_line = (char *)xmalloc (len + 1);
+ if (new_line == NULL)
+ return NULL;
+
+ /* Restore pointer to beginning of old line. */
+ line = save_line;
+
+ /* Save pointer to beginning of new line. */
+ save_line = new_line;
+
+ while ((p = locate_arg (line)))
+ {
+ int i, len;
+
+ memcpy (new_line, line, p - line);
+ new_line += p - line;
+ i = p[4] - '0';
+
+ len = user_args->a[i].len;
+ if (len)
+ {
+ memcpy (new_line, user_args->a[i].arg, len);
+ new_line += len;
+ }
+ line = p + 5;
+ }
+ /* Don't forget the tail. */
+ strcpy (new_line, line);
+
+ /* Return a pointer to the beginning of the new line. */
+ return save_line;
+}
+
void
execute_user_command (c, args)
struct cmd_list_element *c;
struct cleanup *old_chain;
enum command_control_type ret;
- if (args)
- error ("User-defined commands cannot take arguments.");
+ old_chain = setup_user_args (args);
cmdlines = c->user_commands;
if (cmdlines == 0)
register struct cmd_list_element *c;
register enum language flang;
static int warned = 0;
+ extern FILE *serial_logfp;
free_all_values ();
if (p == NULL)
return;
+ if (serial_logfp != NULL)
+ serial_log_command (p);
+
while (*p == ' ' || *p == '\t') p++;
if (*p)
{
/* Pass null arg rather than an empty one. */
arg = *p ? p : 0;
+ /* Clear off trailing whitespace, except for set and complete command. */
+ if (arg && c->type != set_cmd && c->function.cfunc != complete_command)
+ {
+ p = arg + strlen (arg) - 1;
+ while (p >= arg && (*p == ' ' || *p == '\t'))
+ p--;
+ *(p + 1) = '\0';
+ }
+
/* If this command has been hooked, run the hook first. */
if (c->hook)
execute_user_command (c->hook, (char *)0);
char *command;
int stdin_is_tty = ISATTY (stdin);
long time_at_cmd_start;
+ long space_at_cmd_start;
extern int display_time;
extern int display_space;
time_at_cmd_start = get_run_time ();
+ if (display_space)
+ {
+ extern char **environ;
+ char *lim = (char *) sbrk (0);
+
+ space_at_cmd_start = (long) (lim - (char *) &environ);
+ }
+
execute_command (command, instream == stdin);
/* Do any commands attached to breakpoint we stopped at. */
bpstat_do_actions (&stop_bpstat);
{
extern char **environ;
char *lim = (char *) sbrk (0);
+ long space_now = lim - (char *) &environ;
+ long space_diff = space_now - space_at_cmd_start;
- printf_unfiltered ("Post-command data size: %ld\n",
- (long) (lim - (char *) &environ));
+ printf_unfiltered ("Space used: %ld (%c%ld for this command)\n",
+ space_now,
+ (space_diff >= 0 ? '+' : '-'),
+ space_diff);
}
}
}
character position to be off, since the newline we read from
the user is not accounted for. */
fputs_unfiltered (prrompt, gdb_stdout);
-/* start-sanitize-mpw */
#ifdef MPW
/* Move to a new line so the entered line doesn't have a prompt
on the front of it. */
fputs_unfiltered ("\n", gdb_stdout);
#endif /* MPW */
-/* end-sanitize-mpw */
gdb_flush (gdb_stdout);
}
rl_completer_word_break_characters =
gdb_completer_command_word_break_characters;
}
+ else if (c->enums)
+ {
+ list = complete_on_enum (c->enums, p, word);
+ rl_completer_word_break_characters =
+ gdb_completer_command_word_break_characters;
+ }
else
{
/* It is a normal command; what comes after it is
e.g. "info adsfkdj". */
list = NULL;
}
+ else if (c->enums)
+ {
+ list = complete_on_enum (c->enums, p, word);
+ }
else
{
/* It is a normal command. */
{
signal (SIGINT, request_quit);
+ /* If SIGTRAP was set to SIG_IGN, then the SIG_IGN will get passed
+ to the inferior and breakpoints will be ignored. */
+#ifdef SIGTRAP
+ signal (SIGTRAP, SIG_DFL);
+#endif
+
/* If we initialize SIGQUIT to SIG_IGN, then the SIG_IGN will get
passed to the inferior, which we don't want. It would be
possible to do a "signal (SIGQUIT, SIG_DFL)" after we fork, but
char *nline;
char got_eof = 0;
+ /* The annotation suffix must be non-NULL. */
+ if (annotation_suffix == NULL)
+ annotation_suffix = "";
+
if (annotation_level > 1 && instream == stdin)
{
local_prompt = alloca ((prrompt == NULL ? 0 : strlen (prrompt))
/* If we just got an empty line, and that is supposed
to repeat the previous command, return the value in the
global buffer. */
- if (repeat)
- {
- if (p == linebuffer)
- return line;
- p1 = linebuffer;
- while (*p1 == ' ' || *p1 == '\t')
- p1++;
- if (!*p1)
- return line;
- }
+ if (repeat && p == linebuffer)
+ return line;
+ for (p1 = linebuffer; *p1 == ' ' || *p1 == '\t'; p1++) ;
+ if (repeat && !*p1)
+ return line;
*p = 0;
out the command and then later fetch it from the value history
and remove the '#'. The kill ring is probably better, but some
people are in the habit of commenting things out. */
- p1 = linebuffer;
- while ((c = *p1++) != '\0')
- {
- if (c == '"')
- while ((c = *p1++) != '"')
- {
- /* Make sure an escaped '"' doesn't make us think the string
- is ended. */
- if (c == '\\')
- parse_escape (&p1);
- if (c == '\0')
- break;
- }
- else if (c == '\'')
- while ((c = *p1++) != '\'')
- {
- /* Make sure an escaped '\'' doesn't make us think the string
- is ended. */
- if (c == '\\')
- parse_escape (&p1);
- if (c == '\0')
- break;
- }
- else if (c == '#')
- {
- /* Found a comment. */
- p1[-1] = '\0';
- break;
- }
- }
+ if (*p1 == '#')
+ *p1 = '\0'; /* Found a comment. */
/* Save into global buffer if appropriate. */
if (repeat)
else
prompt_ptr = NULL;
- p = command_line_input (prompt_ptr, instream == stdin, NULL);
+ p = command_line_input (prompt_ptr, instream == stdin, "commands");
/* Not sure what to do here. */
if (p == NULL)
enum misc_command_type val;
enum command_control_type ret;
struct command_line **body_ptr, *child_tail, *next;
- struct cleanup *old_chains, *tmp_chains;
- old_chains = NULL;
child_tail = NULL;
current_body = 1;
}
else
{
- /* We have just read the first line of the child's control
- structure. From now on, arrange to throw away the line
- we have if we quit or get an error. */
body_ptr = current_cmd->body_list;
for (i = 1; i < current_body; i++)
body_ptr++;
*body_ptr = next;
- tmp_chains = make_cleanup (free_command_lines, body_ptr);
-
- if (!old_chains)
- old_chains = tmp_chains;
}
child_tail = next;
}
dont_repeat ();
- if (ret == invalid_control && old_chains)
- do_cleanups (old_chains);
- else if (old_chains)
- discard_cleanups (old_chains);
return ret;
}
p = comname;
while (*p)
{
- if (!isalnum(*p) && *p != '-')
+ if (!isalnum(*p) && *p != '-' && *p != '_')
error ("Junk in argument list: \"%s\"", p);
p++;
}
{
warning ("Your new `%s' command does not hook any existing command.",
comname);
- if (!query ("Proceed? ", (char *)0))
+ if (!query ("Proceed? "))
error ("Not confirmed.");
}
}
fprintf_filtered (stream, "), ");
wrap_here("");
- fprintf_filtered (stream, "Copyright 1994 Free Software Foundation, Inc.");
+ fprintf_filtered (stream, "Copyright 1996 Free Software Foundation, Inc.");
}
/* ARGSUSED */
char *args;
int from_tty;
{
+ int exit_code = 0;
+
+ /* An optional expression may be used to cause gdb to terminate with the
+ value of that expression. */
+ if (args)
+ {
+ value_ptr val = parse_and_eval (args);
+
+ exit_code = (int) value_as_long (val);
+ }
+
if (inferior_pid != 0 && target_has_execution)
{
if (attach_flag)
if (write_history_p && history_filename)
write_history (history_filename);
- exit (0);
+ exit (exit_code);
}
/* Returns whether GDB is running on a terminal and whether the user
perror_with_name (dir);
len = strlen (dir);
- dir = savestring (dir, len - (len > 1 && dir[len-1] == '/'));
- if (dir[0] == '/')
+ dir = savestring (dir, len - (len > 1 && SLASH_P(dir[len-1])));
+ if (ROOTED_P(dir))
current_directory = dir;
else
{
- if (current_directory[0] == '/' && current_directory[1] == '\0')
+ if (SLASH_P (current_directory[0]) && current_directory[1] == '\0')
current_directory = concat (current_directory, dir, NULL);
else
- current_directory = concat (current_directory, "/", dir, NULL);
+ current_directory = concat (current_directory, SLASH_STRING, dir, NULL);
free (dir);
}
found_real_path = 0;
for (p = current_directory; *p;)
{
- if (p[0] == '/' && p[1] == '.' && (p[2] == 0 || p[2] == '/'))
+ if (SLASH_P (p[0]) && p[1] == '.' && (p[2] == 0 || SLASH_P (p[2])))
strcpy (p, p + 2);
- else if (p[0] == '/' && p[1] == '.' && p[2] == '.'
- && (p[3] == 0 || p[3] == '/'))
+ else if (SLASH_P (p[0]) && p[1] == '.' && p[2] == '.'
+ && (p[3] == 0 || SLASH_P (p[3])))
{
if (found_real_path)
{
/* Search backwards for the directory just before the "/.."
and obliterate it and the "/..". */
char *q = p;
- while (q != current_directory && q[-1] != '/')
+ while (q != current_directory && ! SLASH_P (q[-1]))
--q;
if (q == current_directory)
gdb_flush (gdb_stdout);
}
+/* ARGSUSED */
+static void
+dont_repeat_command (ignored, from_tty)
+ char *ignored;
+ int from_tty;
+{
+ *line = 0; /* Can't call dont_repeat here because we're not
+ necessarily reading from stdin. */
+}
\f
#ifdef TARGET_BYTE_ORDER_SELECTABLE
(target_byte_order_auto
? "The target endianness is set automatically (currently %s endian)\n"
: "The target is assumed to be %s endian\n");
- printf_unfiltered (msg, TARGET_BYTE_ORDER == BIG_ENDIAN ? "big" : "little");
+ printf_unfiltered ((char *) msg, TARGET_BYTE_ORDER == BIG_ENDIAN ? "big" : "little");
}
#endif /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
#ifdef TARGET_BYTE_ORDER_SELECTABLE
int want;
- if (abfd->xvec->byteorder_big_p)
+ if (bfd_big_endian (abfd))
want = BIG_ENDIAN;
else
want = LITTLE_ENDIAN;
#else /* ! defined (TARGET_BYTE_ORDER_SELECTABLE) */
- if (abfd->xvec->byteorder_big_p
+ if (bfd_big_endian (abfd)
? TARGET_BYTE_ORDER != BIG_ENDIAN
: TARGET_BYTE_ORDER == BIG_ENDIAN)
warning ("%s endian file does not match %s endian target.",
- abfd->xvec->byteorder_big_p ? "big" : "little",
+ bfd_big_endian (abfd) ? "big" : "little",
TARGET_BYTE_ORDER == BIG_ENDIAN ? "big" : "little");
#endif /* ! defined (TARGET_BYTE_ORDER_SELECTABLE) */
Definition appears on following lines, one command per line.\n\
End with a line of just \"end\".\n\
Use the \"document\" command to give documentation for the new command.\n\
-Commands defined in this way do not take arguments.");
+Commands defined in this way may have up to ten arguments.");
#ifdef __STDC__
c = add_cmd ("source", class_support, source_command,
add_com_alias ("q", "quit", class_support, 1);
add_com_alias ("h", "help", class_support, 1);
+ add_com ("dont-repeat", class_support, dont_repeat_command, "Don't repeat this command.\n\
+Primarily used inside of user-defined commands that should not be repeated when\n\
+hitting return.");
c = add_set_cmd ("verbose", class_support, var_boolean, (char *)&info_verbose,
"Set ",
add_info ("set", show_command, "Show all GDB settings.");
add_cmd ("commands", no_class, show_commands,
- "Show the the history of commands you typed.\n\
+ "Show the history of commands you typed.\n\
You can supply a command number to start with, or a `+' to start after\n\
the previous command number shown.",
&showlist);
add_com ("while", class_support, while_command,
"Execute nested commands WHILE the conditional expression is non zero.\n\
-The conditional expression must follow the word `while' and must in turn be\
-followed by a new line. The nested commands must be entered one per line,\
+The conditional expression must follow the word `while' and must in turn be\n\
+followed by a new line. The nested commands must be entered one per line,\n\
and should be terminated by the word `end'.");
add_com ("if", class_support, if_command,
"Execute nested commands once IF the conditional expression is non zero.\n\
-The conditional expression must follow the word `if' and must in turn be\
-followed by a new line. The nested commands must be entered one per line,\
-and should be terminated by the word 'else' or `end'. If an else clause\
+The conditional expression must follow the word `if' and must in turn be\n\
+followed by a new line. The nested commands must be entered one per line,\n\
+and should be terminated by the word 'else' or `end'. If an else clause\n\
is used, the same rules apply to its nested commands as to the first ones.");
/* If target is open when baud changes, it doesn't take effect until the