/* Print values for GDB, the GNU debugger.
- Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
- 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation,
- Inc.
+ Copyright (C) 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
+ 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
+ Free Software Foundation, Inc.
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
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
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. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "gdb_string.h"
#include "valprint.h"
#include "floatformat.h"
#include "doublest.h"
+#include "exceptions.h"
+#include "dfp.h"
#include <errno.h>
/* Prototypes for local functions */
-static int partial_memory_read (CORE_ADDR memaddr, char *myaddr,
+static int partial_memory_read (CORE_ADDR memaddr, gdb_byte *myaddr,
int len, int *errnoptr);
static void show_print (char *, int);
unsigned int print_max;
#define PRINT_MAX_DEFAULT 200 /* Start print_max off at this value. */
+static void
+show_print_max (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("\
+Limit on string chars or array elements to print is %s.\n"),
+ value);
+}
+
/* Default input and output radixes, and output format letter. */
unsigned input_radix = 10;
+static void
+show_input_radix (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("\
+Default input radix for entering numbers is %s.\n"),
+ value);
+}
+
unsigned output_radix = 10;
+static void
+show_output_radix (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("\
+Default output radix for printing of values is %s.\n"),
+ value);
+}
int output_format = 0;
+/* By default we print arrays without printing the index of each element in
+ the array. This behavior can be changed by setting PRINT_ARRAY_INDEXES. */
+
+static int print_array_indexes = 0;
+static void
+show_print_array_indexes (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("Printing of array indexes is %s.\n"), value);
+}
+
/* Print repeat counts if there are more than this many repetitions of an
element in an array. Referenced by the low level language dependent
print routines. */
unsigned int repeat_count_threshold = 10;
+static void
+show_repeat_count_threshold (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("Threshold for repeated print elements is %s.\n"),
+ value);
+}
/* If nonzero, stops printing of char arrays at first null. */
int stop_print_at_null;
+static void
+show_stop_print_at_null (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("\
+Printing of char arrays to stop at first null char is %s.\n"),
+ value);
+}
/* Controls pretty printing of structures. */
int prettyprint_structs;
+static void
+show_prettyprint_structs (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("Prettyprinting of structures is %s.\n"), value);
+}
/* Controls pretty printing of arrays. */
int prettyprint_arrays;
+static void
+show_prettyprint_arrays (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("Prettyprinting of arrays is %s.\n"), value);
+}
/* If nonzero, causes unions inside structures or other unions to be
printed. */
int unionprint; /* Controls printing of nested unions. */
+static void
+show_unionprint (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("\
+Printing of unions interior to structures is %s.\n"),
+ value);
+}
/* If nonzero, causes machine addresses to be printed in certain contexts. */
int addressprint; /* Controls printing of machine addresses */
+static void
+show_addressprint (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("Printing of addresses is %s.\n"), value);
+}
\f
-/* Print data of type TYPE located at VALADDR (within GDB), which came from
- the inferior at address ADDRESS, onto stdio stream STREAM according to
- FORMAT (a letter, or 0 for natural format using TYPE).
+/* Print using the given LANGUAGE the data of type TYPE located at VALADDR
+ (within GDB), which came from the inferior at address ADDRESS, onto
+ stdio stream STREAM according to FORMAT (a letter, or 0 for natural
+ format using TYPE).
If DEREF_REF is nonzero, then dereference references, otherwise just print
them like pointers.
int
-val_print (struct type *type, char *valaddr, int embedded_offset,
- CORE_ADDR address, struct ui_file *stream, int format, int deref_ref,
- int recurse, enum val_prettyprint pretty)
+val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
+ CORE_ADDR address, struct ui_file *stream, int format,
+ int deref_ref, int recurse, enum val_prettyprint pretty,
+ const struct language_defn *language)
{
+ volatile struct gdb_exception except;
+ volatile enum val_prettyprint real_pretty = pretty;
+ int ret = 0;
+
struct type *real_type = check_typedef (type);
if (pretty == Val_pretty_default)
- {
- pretty = prettyprint_structs ? Val_prettyprint : Val_no_prettyprint;
- }
+ real_pretty = prettyprint_structs ? Val_prettyprint : Val_no_prettyprint;
QUIT;
return (0);
}
- return (LA_VAL_PRINT (type, valaddr, embedded_offset, address,
- stream, format, deref_ref, recurse, pretty));
+ TRY_CATCH (except, RETURN_MASK_ERROR)
+ {
+ ret = language->la_val_print (type, valaddr, embedded_offset, address,
+ stream, format, deref_ref, recurse,
+ real_pretty);
+ }
+ if (except.reason < 0)
+ fprintf_filtered (stream, _("<error reading variable>"));
+
+ return ret;
}
-/* Print the value VAL in C-ish syntax on stream STREAM.
- FORMAT is a format-letter, or 0 for print in natural format of data type.
- If the object printed is a string pointer, returns
- the number of string bytes printed. */
+/* Check whether the value VAL is printable. Return 1 if it is;
+ return 0 and print an appropriate error message to STREAM if it
+ is not. */
-int
-value_print (struct value *val, struct ui_file *stream, int format,
- enum val_prettyprint pretty)
+static int
+value_check_printable (struct value *val, struct ui_file *stream)
{
if (val == 0)
{
- printf_filtered ("<address of value unknown>");
+ fprintf_filtered (stream, _("<address of value unknown>"));
return 0;
}
- if (VALUE_OPTIMIZED_OUT (val))
+
+ if (value_optimized_out (val))
{
- printf_filtered ("<value optimized out>");
+ fprintf_filtered (stream, _("<value optimized out>"));
return 0;
}
+
+ return 1;
+}
+
+/* Print using the given LANGUAGE the value VAL onto stream STREAM according
+ to FORMAT (a letter, or 0 for natural format using TYPE).
+
+ If DEREF_REF is nonzero, then dereference references, otherwise just print
+ them like pointers.
+
+ The PRETTY parameter controls prettyprinting.
+
+ If the data are a string pointer, returns the number of string characters
+ printed.
+
+ This is a preferable interface to val_print, above, because it uses
+ GDB's value mechanism. */
+
+int
+common_val_print (struct value *val, struct ui_file *stream, int format,
+ int deref_ref, int recurse, enum val_prettyprint pretty,
+ const struct language_defn *language)
+{
+ if (!value_check_printable (val, stream))
+ return 0;
+
+ return val_print (value_type (val), value_contents_all (val),
+ value_embedded_offset (val), VALUE_ADDRESS (val),
+ stream, format, deref_ref, recurse, pretty,
+ language);
+}
+
+/* Print the value VAL in C-ish syntax on stream STREAM.
+ FORMAT is a format-letter, or 0 for print in natural format of data type.
+ If the object printed is a string pointer, returns
+ the number of string bytes printed. */
+
+int
+value_print (struct value *val, struct ui_file *stream, int format,
+ enum val_prettyprint pretty)
+{
+ if (!value_check_printable (val, stream))
+ return 0;
+
return LA_VALUE_PRINT (val, stream, format, pretty);
}
value. STREAM is where to print the value. */
void
-val_print_type_code_int (struct type *type, char *valaddr,
+val_print_type_code_int (struct type *type, const gdb_byte *valaddr,
struct ui_file *stream)
{
+ enum bfd_endian byte_order = gdbarch_byte_order (current_gdbarch);
+
if (TYPE_LENGTH (type) > sizeof (LONGEST))
{
LONGEST val;
complement (a reasonable assumption, I think) and do
better than this. */
print_hex_chars (stream, (unsigned char *) valaddr,
- TYPE_LENGTH (type));
+ TYPE_LENGTH (type), byte_order);
}
}
else
}
}
-/* Print a number according to FORMAT which is one of d,u,x,o,b,h,w,g.
- The raison d'etre of this function is to consolidate printing of
- LONG_LONG's into this one function. Some platforms have long longs but
- don't have a printf() that supports "ll" in the format string. We handle
- these by seeing if the number is representable as either a signed or
- unsigned long, depending upon what format is desired, and if not we just
- bail out and print the number in hex.
-
- The format chars b,h,w,g are from print_scalar_formatted(). If USE_LOCAL,
- format it according to the current language (this should be used for most
- integers which GDB prints, the exception is things like protocols where
- the format of the integer is a protocol thing, not a user-visible thing).
- */
-
-#if defined (CC_HAS_LONG_LONG) && !defined (PRINTF_HAS_LONG_LONG)
-static void print_decimal (struct ui_file * stream, char *sign,
- int use_local, ULONGEST val_ulong);
-static void
-print_decimal (struct ui_file *stream, char *sign, int use_local,
- ULONGEST val_ulong)
+void
+val_print_type_code_flags (struct type *type, const gdb_byte *valaddr,
+ struct ui_file *stream)
{
- unsigned long temp[3];
- int i = 0;
- do
- {
- temp[i] = val_ulong % (1000 * 1000 * 1000);
- val_ulong /= (1000 * 1000 * 1000);
- i++;
- }
- while (val_ulong != 0 && i < (sizeof (temp) / sizeof (temp[0])));
- switch (i)
+ ULONGEST val = unpack_long (type, valaddr);
+ int bitpos, nfields = TYPE_NFIELDS (type);
+
+ fputs_filtered ("[ ", stream);
+ for (bitpos = 0; bitpos < nfields; bitpos++)
{
- case 1:
- fprintf_filtered (stream, "%s%lu",
- sign, temp[0]);
- break;
- case 2:
- fprintf_filtered (stream, "%s%lu%09lu",
- sign, temp[1], temp[0]);
- break;
- case 3:
- fprintf_filtered (stream, "%s%lu%09lu%09lu",
- sign, temp[2], temp[1], temp[0]);
- break;
- default:
- internal_error (__FILE__, __LINE__, "failed internal consistency check");
+ if (TYPE_FIELD_BITPOS (type, bitpos) != -1
+ && (val & ((ULONGEST)1 << bitpos)))
+ {
+ if (TYPE_FIELD_NAME (type, bitpos))
+ fprintf_filtered (stream, "%s ", TYPE_FIELD_NAME (type, bitpos));
+ else
+ fprintf_filtered (stream, "#%d ", bitpos);
+ }
}
- return;
+ fputs_filtered ("]", stream);
}
-#endif
+
+/* Print a number according to FORMAT which is one of d,u,x,o,b,h,w,g.
+ The raison d'etre of this function is to consolidate printing of
+ LONG_LONG's into this one function. The format chars b,h,w,g are
+ from print_scalar_formatted(). Numbers are printed using C
+ format.
+
+ USE_C_FORMAT means to use C format in all cases. Without it,
+ 'o' and 'x' format do not include the standard C radix prefix
+ (leading 0 or 0x).
+
+ Hilfinger/2004-09-09: USE_C_FORMAT was originally called USE_LOCAL
+ and was intended to request formating according to the current
+ language and would be used for most integers that GDB prints. The
+ exceptional cases were things like protocols where the format of
+ the integer is a protocol thing, not a user-visible thing). The
+ parameter remains to preserve the information of what things might
+ be printed with language-specific format, should we ever resurrect
+ that capability. */
void
-print_longest (struct ui_file *stream, int format, int use_local,
+print_longest (struct ui_file *stream, int format, int use_c_format,
LONGEST val_long)
{
-#if defined (CC_HAS_LONG_LONG) && !defined (PRINTF_HAS_LONG_LONG)
- if (sizeof (long) < sizeof (LONGEST))
- {
- switch (format)
- {
- case 'd':
- {
- /* Print a signed value, that doesn't fit in a long */
- if ((long) val_long != val_long)
- {
- if (val_long < 0)
- print_decimal (stream, "-", use_local, -val_long);
- else
- print_decimal (stream, "", use_local, val_long);
- return;
- }
- break;
- }
- case 'u':
- {
- /* Print an unsigned value, that doesn't fit in a long */
- if ((unsigned long) val_long != (ULONGEST) val_long)
- {
- print_decimal (stream, "", use_local, val_long);
- return;
- }
- break;
- }
- case 'x':
- case 'o':
- case 'b':
- case 'h':
- case 'w':
- case 'g':
- /* Print as unsigned value, must fit completely in unsigned long */
- {
- unsigned long temp = val_long;
- if (temp != val_long)
- {
- /* Urk, can't represent value in long so print in hex.
- Do shift in two operations so that if sizeof (long)
- == sizeof (LONGEST) we can avoid warnings from
- picky compilers about shifts >= the size of the
- shiftee in bits */
- unsigned long vbot = (unsigned long) val_long;
- LONGEST temp = (val_long >> (sizeof (long) * HOST_CHAR_BIT - 1));
- unsigned long vtop = temp >> 1;
- fprintf_filtered (stream, "0x%lx%08lx", vtop, vbot);
- return;
- }
- break;
- }
- }
- }
-#endif
+ const char *val;
-#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG)
switch (format)
{
case 'd':
- fprintf_filtered (stream,
- use_local ? local_decimal_format_custom ("ll")
- : "%lld",
- (long long) val_long);
- break;
+ val = int_string (val_long, 10, 1, 0, 1); break;
case 'u':
- fprintf_filtered (stream, "%llu", (long long) val_long);
- break;
+ val = int_string (val_long, 10, 0, 0, 1); break;
case 'x':
- fprintf_filtered (stream,
- use_local ? local_hex_format_custom ("ll")
- : "%llx",
- (unsigned long long) val_long);
- break;
- case 'o':
- fprintf_filtered (stream,
- use_local ? local_octal_format_custom ("ll")
- : "%llo",
- (unsigned long long) val_long);
- break;
+ val = int_string (val_long, 16, 0, 0, use_c_format); break;
case 'b':
- fprintf_filtered (stream, local_hex_format_custom ("02ll"), val_long);
- break;
+ val = int_string (val_long, 16, 0, 2, 1); break;
case 'h':
- fprintf_filtered (stream, local_hex_format_custom ("04ll"), val_long);
- break;
+ val = int_string (val_long, 16, 0, 4, 1); break;
case 'w':
- fprintf_filtered (stream, local_hex_format_custom ("08ll"), val_long);
- break;
+ val = int_string (val_long, 16, 0, 8, 1); break;
case 'g':
- fprintf_filtered (stream, local_hex_format_custom ("016ll"), val_long);
- break;
- default:
- internal_error (__FILE__, __LINE__, "failed internal consistency check");
- }
-#else /* !CC_HAS_LONG_LONG || !PRINTF_HAS_LONG_LONG */
- /* In the following it is important to coerce (val_long) to a long. It does
- nothing if !LONG_LONG, but it will chop off the top half (which we know
- we can ignore) if the host supports long longs. */
-
- switch (format)
- {
- case 'd':
- fprintf_filtered (stream,
- use_local ? local_decimal_format_custom ("l")
- : "%ld",
- (long) val_long);
- break;
- case 'u':
- fprintf_filtered (stream, "%lu", (unsigned long) val_long);
- break;
- case 'x':
- fprintf_filtered (stream,
- use_local ? local_hex_format_custom ("l")
- : "%lx",
- (unsigned long) val_long);
+ val = int_string (val_long, 16, 0, 16, 1); break;
break;
case 'o':
- fprintf_filtered (stream,
- use_local ? local_octal_format_custom ("l")
- : "%lo",
- (unsigned long) val_long);
- break;
- case 'b':
- fprintf_filtered (stream, local_hex_format_custom ("02l"),
- (unsigned long) val_long);
- break;
- case 'h':
- fprintf_filtered (stream, local_hex_format_custom ("04l"),
- (unsigned long) val_long);
- break;
- case 'w':
- fprintf_filtered (stream, local_hex_format_custom ("08l"),
- (unsigned long) val_long);
- break;
- case 'g':
- fprintf_filtered (stream, local_hex_format_custom ("016l"),
- (unsigned long) val_long);
- break;
+ val = int_string (val_long, 8, 0, 0, use_c_format); break;
default:
- internal_error (__FILE__, __LINE__, "failed internal consistency check");
- }
-#endif /* CC_HAS_LONG_LONG || PRINTF_HAS_LONG_LONG */
+ internal_error (__FILE__, __LINE__, _("failed internal consistency check"));
+ }
+ fputs_filtered (val, stream);
}
/* This used to be a macro, but I don't think it is called often enough
{
if (rtnval != arg)
{
- error ("Value out of range.");
+ error (_("Value out of range."));
}
}
return (rtnval);
TYPE_CODE_FLT), pointed to in GDB by VALADDR, on STREAM. */
void
-print_floating (char *valaddr, struct type *type, struct ui_file *stream)
+print_floating (const gdb_byte *valaddr, struct type *type,
+ struct ui_file *stream)
{
DOUBLEST doub;
int inv;
const struct floatformat *fmt = NULL;
unsigned len = TYPE_LENGTH (type);
+ enum float_kind kind;
/* If it is a floating-point, check for obvious problems. */
if (TYPE_CODE (type) == TYPE_CODE_FLT)
fmt = floatformat_from_type (type);
- if (fmt != NULL && floatformat_is_nan (fmt, valaddr))
+ if (fmt != NULL)
{
- if (floatformat_is_negative (fmt, valaddr))
- fprintf_filtered (stream, "-");
- fprintf_filtered (stream, "nan(");
- fputs_filtered (local_hex_format_prefix (), stream);
- fputs_filtered (floatformat_mantissa (fmt, valaddr), stream);
- fputs_filtered (local_hex_format_suffix (), stream);
- fprintf_filtered (stream, ")");
- return;
+ kind = floatformat_classify (fmt, valaddr);
+ if (kind == float_nan)
+ {
+ if (floatformat_is_negative (fmt, valaddr))
+ fprintf_filtered (stream, "-");
+ fprintf_filtered (stream, "nan(");
+ fputs_filtered ("0x", stream);
+ fputs_filtered (floatformat_mantissa (fmt, valaddr), stream);
+ fprintf_filtered (stream, ")");
+ return;
+ }
+ else if (kind == float_infinite)
+ {
+ if (floatformat_is_negative (fmt, valaddr))
+ fputs_filtered ("-", stream);
+ fputs_filtered ("inf", stream);
+ return;
+ }
}
/* NOTE: cagney/2002-01-15: The TYPE passed into print_floating()
assumptions about the host and target floating point format. */
/* NOTE: cagney/2002-02-03: Since the TYPE of what was passed in may
- not necessarially be a TYPE_CODE_FLT, the below ignores that and
+ not necessarily be a TYPE_CODE_FLT, the below ignores that and
instead uses the type's length to determine the precision of the
floating-point value being printed. */
}
void
-print_binary_chars (struct ui_file *stream, unsigned char *valaddr,
- unsigned len)
+print_decimal_floating (const gdb_byte *valaddr, struct type *type,
+ struct ui_file *stream)
+{
+ char decstr[MAX_DECIMAL_STRING];
+ unsigned len = TYPE_LENGTH (type);
+
+ decimal_to_string (valaddr, len, decstr);
+ fputs_filtered (decstr, stream);
+ return;
+}
+
+void
+print_binary_chars (struct ui_file *stream, const gdb_byte *valaddr,
+ unsigned len, enum bfd_endian byte_order)
{
#define BITS_IN_BYTES 8
- unsigned char *p;
+ const gdb_byte *p;
unsigned int i;
int b;
/* FIXME: We should be not printing leading zeroes in most cases. */
- fputs_filtered (local_binary_format_prefix (), stream);
- if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
+ if (byte_order == BFD_ENDIAN_BIG)
{
for (p = valaddr;
p < valaddr + len;
}
}
}
- fputs_filtered (local_binary_format_suffix (), stream);
}
/* VALADDR points to an integer of LEN bytes.
* Print it in octal on stream or format it in buf.
*/
void
-print_octal_chars (struct ui_file *stream, unsigned char *valaddr, unsigned len)
+print_octal_chars (struct ui_file *stream, const gdb_byte *valaddr,
+ unsigned len, enum bfd_endian byte_order)
{
- unsigned char *p;
+ const gdb_byte *p;
unsigned char octa1, octa2, octa3, carry;
int cycle;
cycle = (len * BITS_IN_BYTES) % BITS_IN_OCTAL;
carry = 0;
- fputs_filtered (local_octal_format_prefix (), stream);
- if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
+ fputs_filtered ("0", stream);
+ if (byte_order == BFD_ENDIAN_BIG)
{
for (p = valaddr;
p < valaddr + len;
break;
default:
- error ("Internal error in octal conversion;");
+ error (_("Internal error in octal conversion;"));
}
cycle++;
break;
default:
- error ("Internal error in octal conversion;");
+ error (_("Internal error in octal conversion;"));
}
cycle++;
}
}
- fputs_filtered (local_octal_format_suffix (), stream);
}
/* VALADDR points to an integer of LEN bytes.
* Print it in decimal on stream or format it in buf.
*/
void
-print_decimal_chars (struct ui_file *stream, unsigned char *valaddr,
- unsigned len)
+print_decimal_chars (struct ui_file *stream, const gdb_byte *valaddr,
+ unsigned len, enum bfd_endian byte_order)
{
#define TEN 10
-#define TWO_TO_FOURTH 16
#define CARRY_OUT( x ) ((x) / TEN) /* extend char to int */
#define CARRY_LEFT( x ) ((x) % TEN)
#define SHIFT( x ) ((x) << 4)
-#define START_P \
- ((TARGET_BYTE_ORDER == BFD_ENDIAN_BIG) ? valaddr : valaddr + len - 1)
-#define NOT_END_P \
- ((TARGET_BYTE_ORDER == BFD_ENDIAN_BIG) ? (p < valaddr + len) : (p >= valaddr))
-#define NEXT_P \
- ((TARGET_BYTE_ORDER == BFD_ENDIAN_BIG) ? p++ : p-- )
#define LOW_NIBBLE( x ) ( (x) & 0x00F)
#define HIGH_NIBBLE( x ) (((x) & 0x0F0) >> 4)
- unsigned char *p;
+ const gdb_byte *p;
unsigned char *digits;
int carry;
int decimal_len;
digits[i] = 0;
}
- fputs_filtered (local_decimal_format_prefix (), stream);
-
/* Ok, we have an unknown number of bytes of data to be printed in
* decimal.
*
* LSD end.
*/
decimal_digits = 0; /* Number of decimal digits so far */
- p = START_P;
+ p = (byte_order == BFD_ENDIAN_BIG) ? valaddr : valaddr + len - 1;
flip = 0;
- while (NOT_END_P)
+ while ((byte_order == BFD_ENDIAN_BIG) ? (p < valaddr + len) : (p >= valaddr))
{
/*
* Multiply current base-ten number by 16 in place.
/* Take low nibble and bump our pointer "p".
*/
digits[0] += LOW_NIBBLE (*p);
- NEXT_P;
+ if (byte_order == BFD_ENDIAN_BIG)
+ p++;
+ else
+ p--;
flip = 0;
}
fprintf_filtered (stream, "%1d", digits[i]);
}
xfree (digits);
-
- fputs_filtered (local_decimal_format_suffix (), stream);
}
/* VALADDR points to an integer of LEN bytes. Print it in hex on stream. */
void
-print_hex_chars (struct ui_file *stream, unsigned char *valaddr, unsigned len)
+print_hex_chars (struct ui_file *stream, const gdb_byte *valaddr,
+ unsigned len, enum bfd_endian byte_order)
{
- unsigned char *p;
+ const gdb_byte *p;
/* FIXME: We should be not printing leading zeroes in most cases. */
- fputs_filtered (local_hex_format_prefix (), stream);
- if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
+ fputs_filtered ("0x", stream);
+ if (byte_order == BFD_ENDIAN_BIG)
{
for (p = valaddr;
p < valaddr + len;
fprintf_filtered (stream, "%02x", *p);
}
}
- fputs_filtered (local_hex_format_suffix (), stream);
}
/* VALADDR points to a char integer of LEN bytes. Print it out in appropriate language form on stream.
Omit any leading zero chars. */
void
-print_char_chars (struct ui_file *stream, unsigned char *valaddr, unsigned len)
+print_char_chars (struct ui_file *stream, const gdb_byte *valaddr,
+ unsigned len, enum bfd_endian byte_order)
{
- unsigned char *p;
+ const gdb_byte *p;
- if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
+ if (byte_order == BFD_ENDIAN_BIG)
{
p = valaddr;
while (p < valaddr + len - 1 && *p == 0)
}
}
+/* Return non-zero if the debugger should print the index of each element
+ when printing array values. */
+
+int
+print_array_indexes_p (void)
+{
+ return print_array_indexes;
+}
+
+/* Assuming TYPE is a simple, non-empty array type, compute its upper
+ and lower bound. Save the low bound into LOW_BOUND if not NULL.
+ Save the high bound into HIGH_BOUND if not NULL.
+
+ Return 1 if the operation was successful. Return zero otherwise,
+ in which case the values of LOW_BOUND and HIGH_BOUNDS are unmodified.
+
+ Computing the array upper and lower bounds is pretty easy, but this
+ function does some additional verifications before returning them.
+ If something incorrect is detected, it is better to return a status
+ rather than throwing an error, making it easier for the caller to
+ implement an error-recovery plan. For instance, it may decide to
+ warn the user that the bounds were not found and then use some
+ default values instead. */
+
+int
+get_array_bounds (struct type *type, long *low_bound, long *high_bound)
+{
+ struct type *index = TYPE_INDEX_TYPE (type);
+ long low = 0;
+ long high = 0;
+
+ if (index == NULL)
+ return 0;
+
+ if (TYPE_CODE (index) == TYPE_CODE_RANGE)
+ {
+ low = TYPE_LOW_BOUND (index);
+ high = TYPE_HIGH_BOUND (index);
+ }
+ else if (TYPE_CODE (index) == TYPE_CODE_ENUM)
+ {
+ const int n_enums = TYPE_NFIELDS (index);
+
+ low = TYPE_FIELD_BITPOS (index, 0);
+ high = TYPE_FIELD_BITPOS (index, n_enums - 1);
+ }
+ else
+ return 0;
+
+ /* Abort if the lower bound is greater than the higher bound, except
+ when low = high + 1. This is a very common idiom used in Ada when
+ defining empty ranges (for instance "range 1 .. 0"). */
+ if (low > high + 1)
+ return 0;
+
+ if (low_bound)
+ *low_bound = low;
+
+ if (high_bound)
+ *high_bound = high;
+
+ return 1;
+}
+
+/* Print on STREAM using the given FORMAT the index for the element
+ at INDEX of an array whose index type is INDEX_TYPE. */
+
+void
+maybe_print_array_index (struct type *index_type, LONGEST index,
+ struct ui_file *stream, int format,
+ enum val_prettyprint pretty)
+{
+ struct value *index_value;
+
+ if (!print_array_indexes)
+ return;
+
+ index_value = value_from_longest (index_type, index);
+
+ LA_PRINT_ARRAY_INDEX (index_value, stream, format, pretty);
+}
+
/* Called by various <lang>_val_print routines to print elements of an
array in the form "<elem1>, <elem2>, <elem3>, ...".
*/
void
-val_print_array_elements (struct type *type, char *valaddr, CORE_ADDR address,
- struct ui_file *stream, int format, int deref_ref,
+val_print_array_elements (struct type *type, const gdb_byte *valaddr,
+ CORE_ADDR address, struct ui_file *stream,
+ int format, int deref_ref,
int recurse, enum val_prettyprint pretty,
unsigned int i)
{
unsigned int things_printed = 0;
unsigned len;
- struct type *elttype;
+ struct type *elttype, *index_type;
unsigned eltlen;
/* Position of the array element we are examining to see
whether it is repeated. */
unsigned int rep1;
/* Number of repetitions we have detected so far. */
unsigned int reps;
+ long low_bound_index = 0;
elttype = TYPE_TARGET_TYPE (type);
eltlen = TYPE_LENGTH (check_typedef (elttype));
- len = TYPE_LENGTH (type) / eltlen;
+ index_type = TYPE_INDEX_TYPE (type);
+
+ /* Compute the number of elements in the array. On most arrays,
+ the size of its elements is not zero, and so the number of elements
+ is simply the size of the array divided by the size of the elements.
+ But for arrays of elements whose size is zero, we need to look at
+ the bounds. */
+ if (eltlen != 0)
+ len = TYPE_LENGTH (type) / eltlen;
+ else
+ {
+ long low, hi;
+ if (get_array_bounds (type, &low, &hi))
+ len = hi - low + 1;
+ else
+ {
+ warning (_("unable to get bounds of array, assuming null array"));
+ len = 0;
+ }
+ }
+
+ /* Get the array low bound. This only makes sense if the array
+ has one or more element in it. */
+ if (len > 0 && !get_array_bounds (type, &low_bound_index, NULL))
+ {
+ warning (_("unable to get low bound of array, using zero as default"));
+ low_bound_index = 0;
+ }
annotate_array_section_begin (i, elttype);
}
}
wrap_here (n_spaces (2 + 2 * recurse));
+ maybe_print_array_index (index_type, i + low_bound_index,
+ stream, format, pretty);
rep1 = i + 1;
reps = 1;
if (reps > repeat_count_threshold)
{
val_print (elttype, valaddr + i * eltlen, 0, 0, stream, format,
- deref_ref, recurse + 1, pretty);
+ deref_ref, recurse + 1, pretty, current_language);
annotate_elt_rep (reps);
fprintf_filtered (stream, " <repeats %u times>", reps);
annotate_elt_rep_end ();
else
{
val_print (elttype, valaddr + i * eltlen, 0, 0, stream, format,
- deref_ref, recurse + 1, pretty);
+ deref_ref, recurse + 1, pretty, current_language);
annotate_elt ();
things_printed++;
}
function be eliminated. */
static int
-partial_memory_read (CORE_ADDR memaddr, char *myaddr, int len, int *errnoptr)
+partial_memory_read (CORE_ADDR memaddr, gdb_byte *myaddr, int len, int *errnoptr)
{
int nread; /* Number of bytes actually read. */
int errcode; /* Error from last read. */
unsigned int fetchlimit; /* Maximum number of chars to print. */
unsigned int nfetch; /* Chars to fetch / chars fetched. */
unsigned int chunksize; /* Size of each fetch, in chars. */
- char *buffer = NULL; /* Dynamically growable fetch buffer. */
- char *bufptr; /* Pointer to next available byte in buffer. */
- char *limit; /* First location past end of fetch buffer. */
+ gdb_byte *buffer = NULL; /* Dynamically growable fetch buffer. */
+ gdb_byte *bufptr; /* Pointer to next available byte in buffer. */
+ gdb_byte *limit; /* First location past end of fetch buffer. */
struct cleanup *old_chain = NULL; /* Top of the old cleanup chain. */
int found_nul; /* Non-zero if we found the nul char */
if (len > 0)
{
- buffer = (char *) xmalloc (len * width);
+ buffer = (gdb_byte *) xmalloc (len * width);
bufptr = buffer;
old_chain = make_cleanup (xfree, buffer);
nfetch = min (chunksize, fetchlimit - bufsize);
if (buffer == NULL)
- buffer = (char *) xmalloc (nfetch * width);
+ buffer = (gdb_byte *) xmalloc (nfetch * width);
else
{
discard_cleanups (old_chain);
- buffer = (char *) xrealloc (buffer, (nfetch + bufsize) * width);
+ buffer = (gdb_byte *) xrealloc (buffer, (nfetch + bufsize) * width);
}
old_chain = make_cleanup (xfree, buffer);
if (len == -1 && !found_nul)
{
- char *peekbuf;
+ gdb_byte *peekbuf;
/* We didn't find a null terminator we were looking for. Attempt
to peek at the next character. If not successful, or it is not
a null byte, then force ellipsis to be printed. */
- peekbuf = (char *) alloca (width);
+ peekbuf = (gdb_byte *) alloca (width);
if (target_read_memory (addr, peekbuf, width) == 0
&& extract_unsigned_integer (peekbuf, width) != 0)
if (errcode == EIO)
{
fprintf_filtered (stream, " <Address ");
- print_address_numeric (addr, 1, stream);
+ fputs_filtered (paddress (addr), stream);
fprintf_filtered (stream, " out of bounds>");
}
else
{
fprintf_filtered (stream, " <Error reading address ");
- print_address_numeric (addr, 1, stream);
+ fputs_filtered (paddress (addr), stream);
fprintf_filtered (stream, ": %s>", safe_strerror (errcode));
}
}
{
/* FIXME: cagney/2002-03-17: This needs to revert the bad radix
value. */
- error ("Nonsense input radix ``decimal %u''; input radix unchanged.",
+ error (_("Nonsense input radix ``decimal %u''; input radix unchanged."),
radix);
}
input_radix = radix;
if (from_tty)
{
- printf_filtered ("Input radix now set to decimal %u, hex %x, octal %o.\n",
+ printf_filtered (_("Input radix now set to decimal %u, hex %x, octal %o.\n"),
radix, radix, radix);
}
}
default:
/* FIXME: cagney/2002-03-17: This needs to revert the bad radix
value. */
- error ("Unsupported output radix ``decimal %u''; output radix unchanged.",
+ error (_("Unsupported output radix ``decimal %u''; output radix unchanged."),
radix);
}
output_radix = radix;
if (from_tty)
{
- printf_filtered ("Output radix now set to decimal %u, hex %x, octal %o.\n",
+ printf_filtered (_("Output radix now set to decimal %u, hex %x, octal %o.\n"),
radix, radix, radix);
}
}
set_input_radix_1 (0, radix);
if (from_tty)
{
- printf_filtered ("Input and output radices now set to decimal %u, hex %x, octal %o.\n",
+ printf_filtered (_("Input and output radices now set to decimal %u, hex %x, octal %o.\n"),
radix, radix, radix);
}
}
{
if (input_radix == output_radix)
{
- printf_filtered ("Input and output radices set to decimal %u, hex %x, octal %o.\n",
+ printf_filtered (_("Input and output radices set to decimal %u, hex %x, octal %o.\n"),
input_radix, input_radix, input_radix);
}
else
{
- printf_filtered ("Input radix set to decimal %u, hex %x, octal %o.\n",
+ printf_filtered (_("Input radix set to decimal %u, hex %x, octal %o.\n"),
input_radix, input_radix, input_radix);
- printf_filtered ("Output radix set to decimal %u, hex %x, octal %o.\n",
+ printf_filtered (_("Output radix set to decimal %u, hex %x, octal %o.\n"),
output_radix, output_radix, output_radix);
}
}
struct cmd_list_element *c;
add_prefix_cmd ("print", no_class, set_print,
- "Generic command for setting how things print.",
+ _("Generic command for setting how things print."),
&setprintlist, "set print ", 0, &setlist);
add_alias_cmd ("p", "print", no_class, 1, &setlist);
/* prefer set print to set prompt */
add_alias_cmd ("pr", "print", no_class, 1, &setlist);
add_prefix_cmd ("print", no_class, show_print,
- "Generic command for showing print settings.",
+ _("Generic command for showing print settings."),
&showprintlist, "show print ", 0, &showlist);
add_alias_cmd ("p", "print", no_class, 1, &showlist);
add_alias_cmd ("pr", "print", no_class, 1, &showlist);
- add_show_from_set
- (add_set_cmd ("elements", no_class, var_uinteger, (char *) &print_max,
- "Set limit on string chars or array elements to print.\n\
-\"set print elements 0\" causes there to be no limit.",
- &setprintlist),
- &showprintlist);
-
- add_show_from_set
- (add_set_cmd ("null-stop", no_class, var_boolean,
- (char *) &stop_print_at_null,
- "Set printing of char arrays to stop at first null char.",
- &setprintlist),
- &showprintlist);
-
- add_show_from_set
- (add_set_cmd ("repeats", no_class, var_uinteger,
- (char *) &repeat_count_threshold,
- "Set threshold for repeated print elements.\n\
-\"set print repeats 0\" causes all elements to be individually printed.",
- &setprintlist),
- &showprintlist);
-
- add_show_from_set
- (add_set_cmd ("pretty", class_support, var_boolean,
- (char *) &prettyprint_structs,
- "Set prettyprinting of structures.",
- &setprintlist),
- &showprintlist);
-
- add_show_from_set
- (add_set_cmd ("union", class_support, var_boolean, (char *) &unionprint,
- "Set printing of unions interior to structures.",
- &setprintlist),
- &showprintlist);
-
- add_show_from_set
- (add_set_cmd ("array", class_support, var_boolean,
- (char *) &prettyprint_arrays,
- "Set prettyprinting of arrays.",
- &setprintlist),
- &showprintlist);
-
- add_show_from_set
- (add_set_cmd ("address", class_support, var_boolean, (char *) &addressprint,
- "Set printing of addresses.",
- &setprintlist),
- &showprintlist);
-
- c = add_set_cmd ("input-radix", class_support, var_uinteger,
- (char *) &input_radix,
- "Set default input radix for entering numbers.",
- &setlist);
- add_show_from_set (c, &showlist);
- set_cmd_sfunc (c, set_input_radix);
-
- c = add_set_cmd ("output-radix", class_support, var_uinteger,
- (char *) &output_radix,
- "Set default output radix for printing of values.",
- &setlist);
- add_show_from_set (c, &showlist);
- set_cmd_sfunc (c, set_output_radix);
-
- /* The "set radix" and "show radix" commands are special in that they are
- like normal set and show commands but allow two normally independent
- variables to be either set or shown with a single command. So the
- usual add_set_cmd() and add_show_from_set() commands aren't really
- appropriate. */
- add_cmd ("radix", class_support, set_radix,
- "Set default input and output number radices.\n\
+ add_setshow_uinteger_cmd ("elements", no_class, &print_max, _("\
+Set limit on string chars or array elements to print."), _("\
+Show limit on string chars or array elements to print."), _("\
+\"set print elements 0\" causes there to be no limit."),
+ NULL,
+ show_print_max,
+ &setprintlist, &showprintlist);
+
+ add_setshow_boolean_cmd ("null-stop", no_class, &stop_print_at_null, _("\
+Set printing of char arrays to stop at first null char."), _("\
+Show printing of char arrays to stop at first null char."), NULL,
+ NULL,
+ show_stop_print_at_null,
+ &setprintlist, &showprintlist);
+
+ add_setshow_uinteger_cmd ("repeats", no_class,
+ &repeat_count_threshold, _("\
+Set threshold for repeated print elements."), _("\
+Show threshold for repeated print elements."), _("\
+\"set print repeats 0\" causes all elements to be individually printed."),
+ NULL,
+ show_repeat_count_threshold,
+ &setprintlist, &showprintlist);
+
+ add_setshow_boolean_cmd ("pretty", class_support, &prettyprint_structs, _("\
+Set prettyprinting of structures."), _("\
+Show prettyprinting of structures."), NULL,
+ NULL,
+ show_prettyprint_structs,
+ &setprintlist, &showprintlist);
+
+ add_setshow_boolean_cmd ("union", class_support, &unionprint, _("\
+Set printing of unions interior to structures."), _("\
+Show printing of unions interior to structures."), NULL,
+ NULL,
+ show_unionprint,
+ &setprintlist, &showprintlist);
+
+ add_setshow_boolean_cmd ("array", class_support, &prettyprint_arrays, _("\
+Set prettyprinting of arrays."), _("\
+Show prettyprinting of arrays."), NULL,
+ NULL,
+ show_prettyprint_arrays,
+ &setprintlist, &showprintlist);
+
+ add_setshow_boolean_cmd ("address", class_support, &addressprint, _("\
+Set printing of addresses."), _("\
+Show printing of addresses."), NULL,
+ NULL,
+ show_addressprint,
+ &setprintlist, &showprintlist);
+
+ add_setshow_uinteger_cmd ("input-radix", class_support, &input_radix, _("\
+Set default input radix for entering numbers."), _("\
+Show default input radix for entering numbers."), NULL,
+ set_input_radix,
+ show_input_radix,
+ &setlist, &showlist);
+
+ add_setshow_uinteger_cmd ("output-radix", class_support, &output_radix, _("\
+Set default output radix for printing of values."), _("\
+Show default output radix for printing of values."), NULL,
+ set_output_radix,
+ show_output_radix,
+ &setlist, &showlist);
+
+ /* The "set radix" and "show radix" commands are special in that
+ they are like normal set and show commands but allow two normally
+ independent variables to be either set or shown with a single
+ command. So the usual deprecated_add_set_cmd() and [deleted]
+ add_show_from_set() commands aren't really appropriate. */
+ /* FIXME: i18n: With the new add_setshow_integer command, that is no
+ longer true - show can display anything. */
+ add_cmd ("radix", class_support, set_radix, _("\
+Set default input and output number radices.\n\
Use 'set input-radix' or 'set output-radix' to independently set each.\n\
-Without an argument, sets both radices back to the default value of 10.",
+Without an argument, sets both radices back to the default value of 10."),
&setlist);
- add_cmd ("radix", class_support, show_radix,
- "Show the default input and output number radices.\n\
-Use 'show input-radix' or 'show output-radix' to independently show each.",
+ add_cmd ("radix", class_support, show_radix, _("\
+Show the default input and output number radices.\n\
+Use 'show input-radix' or 'show output-radix' to independently show each."),
&showlist);
+ add_setshow_boolean_cmd ("array-indexes", class_support,
+ &print_array_indexes, _("\
+Set printing of array indexes."), _("\
+Show printing of array indexes"), NULL, NULL, show_print_array_indexes,
+ &setprintlist, &showprintlist);
+
/* Give people the defaults which they are used to. */
prettyprint_structs = 0;
prettyprint_arrays = 0;
projects / deliverable / binutils-gdb.git / blobdiff