-/* Print values for GNU debugger gdb.
- Copyright (C) 1986, 1988 Free Software Foundation, Inc.
-
-GDB is distributed in the hope that it will be useful, but WITHOUT ANY
-WARRANTY. No author or distributor accepts responsibility to anyone
-for the consequences of using it or for whether it serves any
-particular purpose or works at all, unless he says so in writing.
-Refer to the GDB General Public License for full details.
-
-Everyone is granted permission to copy, modify and redistribute GDB,
-but only under the conditions described in the GDB General Public
-License. A copy of this license is supposed to have been given to you
-along with GDB so you can know your rights and responsibilities. It
-should be in a file named COPYING. Among other things, the copyright
-notice and this notice must be preserved on all copies.
-
-In other words, go ahead and share GDB, but don't try to stop
-anyone else from sharing it farther. Help stamp out software hoarding!
-*/
-
-#include <stdio.h>
+/* Print values for GDB, the GNU debugger.
+ Copyright 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1998
+ 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
+ (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.
+
+ 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 "param.h"
+#include "gdb_string.h"
#include "symtab.h"
+#include "gdbtypes.h"
#include "value.h"
+#include "gdbcore.h"
+#include "gdbcmd.h"
+#include "target.h"
+#include "obstack.h"
+#include "language.h"
+#include "demangle.h"
+#include "annotate.h"
+#include "valprint.h"
+
+#include <errno.h>
+
+/* Prototypes for local functions */
+
+static void print_hex_chars PARAMS ((GDB_FILE *, unsigned char *,
+ unsigned int));
+
+static void show_print PARAMS ((char *, int));
+
+static void set_print PARAMS ((char *, int));
+
+static void set_radix PARAMS ((char *, int));
+
+static void show_radix PARAMS ((char *, int));
+
+static void set_input_radix PARAMS ((char *, int, struct cmd_list_element *));
+
+static void set_input_radix_1 PARAMS ((int, unsigned));
+
+static void set_output_radix PARAMS ((char *, int, struct cmd_list_element *));
+
+static void set_output_radix_1 PARAMS ((int, unsigned));
-/* Maximum number of chars to print for a string pointer value
- or vector contents. */
+void _initialize_valprint PARAMS ((void));
-static int print_max;
+/* Maximum number of chars to print for a string pointer value or vector
+ contents, or UINT_MAX for no limit. Note that "set print elements 0"
+ stores UINT_MAX in print_max, which displays in a show command as
+ "unlimited". */
-static void type_print_varspec_suffix ();
-static void type_print_varspec_prefix ();
-static void type_print_base ();
-static void type_print_method_args ();
+unsigned int print_max;
+#define PRINT_MAX_DEFAULT 200 /* Start print_max off at this value. */
+/* Default input and output radixes, and output format letter. */
-char **unsigned_type_table;
-char **signed_type_table;
-char **float_type_table;
+unsigned input_radix = 10;
+unsigned output_radix = 10;
+int output_format = 0;
+
+/* 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;
+
+/* If nonzero, stops printing of char arrays at first null. */
+
+int stop_print_at_null;
+
+/* Controls pretty printing of structures. */
+
+int prettyprint_structs;
+
+/* Controls pretty printing of arrays. */
+
+int prettyprint_arrays;
+
+/* If nonzero, causes unions inside structures or other unions to be
+ printed. */
+
+int unionprint; /* Controls printing of nested unions. */
+
+/* If nonzero, causes machine addresses to be printed in certain contexts. */
+
+int addressprint; /* Controls printing of machine addresses */
\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).
+
+ 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.
+
+ FIXME: The data at VALADDR is in target byte order. If gdb is ever
+ enhanced to be able to debug more than the single target it was compiled
+ for (specific CPU type and thus specific target byte ordering), then
+ either the print routines are going to have to take this into account,
+ or the data is going to have to be passed into here already converted
+ to the host byte ordering, whichever is more convenient. */
+
+
+int
+val_print (type, valaddr, embedded_offset, address,
+ stream, format, deref_ref, recurse, pretty)
+ struct type *type;
+ char *valaddr;
+ int embedded_offset;
+ CORE_ADDR address;
+ GDB_FILE *stream;
+ int format;
+ int deref_ref;
+ int recurse;
+ enum val_prettyprint pretty;
+{
+ struct type *real_type = check_typedef (type);
+ if (pretty == Val_pretty_default)
+ {
+ pretty = prettyprint_structs ? Val_prettyprint : Val_no_prettyprint;
+ }
+
+ QUIT;
+
+ /* Ensure that the type is complete and not just a stub. If the type is
+ only a stub and we can't find and substitute its complete type, then
+ print appropriate string and return. */
+
+ if (TYPE_FLAGS (real_type) & TYPE_FLAG_STUB)
+ {
+ fprintf_filtered (stream, "<incomplete type>");
+ gdb_flush (stream);
+ return (0);
+ }
+
+ return (LA_VAL_PRINT (type, valaddr, embedded_offset, address,
+ stream, format, deref_ref, recurse, pretty));
+}
+
/* 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 (val, stream, format)
- value val;
- FILE *stream;
- char format;
+value_print (val, stream, format, pretty)
+ value_ptr val;
+ GDB_FILE *stream;
+ int format;
+ enum val_prettyprint pretty;
{
- register int i, n, typelen;
+ if (val == 0)
+ {
+ printf_filtered ("<address of value unknown>");
+ return 0;
+ }
+ if (VALUE_OPTIMIZED_OUT (val))
+ {
+ printf_filtered ("<value optimized out>");
+ return 0;
+ }
+ return LA_VALUE_PRINT (val, stream, format, pretty);
+}
- /* A "repeated" value really contains several values in a row.
- They are made by the @ operator.
- Print such values as if they were arrays. */
+/* Called by various <lang>_val_print routines to print
+ TYPE_CODE_INT's. TYPE is the type. VALADDR is the address of the
+ value. STREAM is where to print the value. */
- if (VALUE_REPEATED (val))
+void
+val_print_type_code_int (type, valaddr, stream)
+ struct type *type;
+ char *valaddr;
+ GDB_FILE *stream;
+{
+ if (TYPE_LENGTH (type) > sizeof (LONGEST))
{
- n = VALUE_REPETITIONS (val);
- typelen = TYPE_LENGTH (VALUE_TYPE (val));
- fputc ('{', stream);
- /* Print arrays of characters using string syntax. */
- if (typelen == 1 && TYPE_CODE (VALUE_TYPE (val)) == TYPE_CODE_INT
- && format == 0)
+ LONGEST val;
+
+ if (TYPE_UNSIGNED (type)
+ && extract_long_unsigned_integer (valaddr, TYPE_LENGTH (type),
+ &val))
{
- fputc ('"', stream);
- for (i = 0; i < n && i < print_max; i++)
- {
- QUIT;
- printchar (VALUE_CONTENTS (val)[i], stream, '"');
- }
- if (i < n)
- fprintf (stream, "...");
- fputc ('"', stream);
+ print_longest (stream, 'u', 0, val);
}
else
{
- for (i = 0; i < n && i < print_max; i++)
- {
- if (i)
- fprintf (stream, ", ");
- val_print (VALUE_TYPE (val), VALUE_CONTENTS (val) + typelen * i,
- VALUE_ADDRESS (val) + typelen * i,
- stream, format, 1);
- }
- if (i < n)
- fprintf (stream, "...");
+ /* Signed, or we couldn't turn an unsigned value into a
+ LONGEST. For signed values, one could assume two's
+ complement (a reasonable assumption, I think) and do
+ better than this. */
+ print_hex_chars (stream, (unsigned char *) valaddr,
+ TYPE_LENGTH (type));
}
- fputc ('}', stream);
- return n * typelen;
}
else
{
- /* If it is a pointer, indicate what it points to.
+#ifdef PRINT_TYPELESS_INTEGER
+ PRINT_TYPELESS_INTEGER (stream, type, unpack_long (type, valaddr));
+#else
+ print_longest (stream, TYPE_UNSIGNED (type) ? 'u' : 'd', 0,
+ unpack_long (type, valaddr));
+#endif
+ }
+}
- Print type also if it is a reference.
+/* 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 PARAMS ((GDB_FILE * stream, char *sign, int use_local, ULONGEST val_ulong));
+static void
+print_decimal (stream, sign, use_local, val_ulong)
+ GDB_FILE *stream;
+ char *sign;
+ int use_local;
+ ULONGEST val_ulong;
+{
+ 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)
+ {
+ 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:
+ abort ();
+ }
+ return;
+}
+#endif
- C++: if it is a member pointer, we will take care
- of that when we print it. */
- if (TYPE_CODE (VALUE_TYPE (val)) == TYPE_CODE_PTR
- || TYPE_CODE (VALUE_TYPE (val)) == TYPE_CODE_REF)
+void
+print_longest (stream, format, use_local, val_long)
+ GDB_FILE *stream;
+ int format;
+ int use_local;
+ LONGEST val_long;
+{
+#if defined (CC_HAS_LONG_LONG) && !defined (PRINTF_HAS_LONG_LONG)
+ if (sizeof (long) < sizeof (LONGEST))
+ {
+ switch (format)
{
- fprintf (stream, "(");
- type_print (VALUE_TYPE (val), "", stream, -1);
- fprintf (stream, ") ");
+ 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;
+ }
}
- return val_print (VALUE_TYPE (val), VALUE_CONTENTS (val),
- VALUE_ADDRESS (val), stream, format, 1);
}
+#endif
+
+#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",
+ val_long);
+ break;
+ case 'u':
+ fprintf_filtered (stream, "%llu", val_long);
+ break;
+ case 'x':
+ fprintf_filtered (stream,
+ use_local ? local_hex_format_custom ("ll")
+ : "%llx",
+ val_long);
+ break;
+ case 'o':
+ fprintf_filtered (stream,
+ use_local ? local_octal_format_custom ("ll")
+ : "%llo",
+ val_long);
+ break;
+ case 'b':
+ fprintf_filtered (stream, local_hex_format_custom ("02ll"), val_long);
+ break;
+ case 'h':
+ fprintf_filtered (stream, local_hex_format_custom ("04ll"), val_long);
+ break;
+ case 'w':
+ fprintf_filtered (stream, local_hex_format_custom ("08ll"), val_long);
+ break;
+ case 'g':
+ fprintf_filtered (stream, local_hex_format_custom ("016ll"), val_long);
+ break;
+ default:
+ abort ();
+ }
+#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);
+ 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;
+ default:
+ abort ();
+ }
+#endif /* CC_HAS_LONG_LONG || PRINTF_HAS_LONG_LONG */
}
-\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).
- If the data are a string pointer, returns the number of
- sting characters printed.
+#if 0
+void
+strcat_longest (format, use_local, val_long, buf, buflen)
+ int format;
+ int use_local;
+ LONGEST val_long;
+ char *buf;
+ int buflen; /* ignored, for now */
+{
+#if defined (CC_HAS_LONG_LONG) && !defined (PRINTF_HAS_LONG_LONG)
+ long vtop, vbot;
- if DEREF_REF is nonzero, then dereference references,
- otherwise just print them like pointers. */
+ vtop = val_long >> (sizeof (long) * HOST_CHAR_BIT);
+ vbot = (long) val_long;
+
+ if ((format == 'd' && (val_long < INT_MIN || val_long > INT_MAX))
+ || ((format == 'u' || format == 'x') && (unsigned long long) val_long > UINT_MAX))
+ {
+ sprintf (buf, "0x%lx%08lx", vtop, vbot);
+ return;
+ }
+#endif
+
+#ifdef PRINTF_HAS_LONG_LONG
+ switch (format)
+ {
+ case 'd':
+ sprintf (buf,
+ (use_local ? local_decimal_format_custom ("ll") : "%lld"),
+ val_long);
+ break;
+ case 'u':
+ sprintf (buf, "%llu", val_long);
+ break;
+ case 'x':
+ sprintf (buf,
+ (use_local ? local_hex_format_custom ("ll") : "%llx"),
+
+ val_long);
+ break;
+ case 'o':
+ sprintf (buf,
+ (use_local ? local_octal_format_custom ("ll") : "%llo"),
+ val_long);
+ break;
+ case 'b':
+ sprintf (buf, local_hex_format_custom ("02ll"), val_long);
+ break;
+ case 'h':
+ sprintf (buf, local_hex_format_custom ("04ll"), val_long);
+ break;
+ case 'w':
+ sprintf (buf, local_hex_format_custom ("08ll"), val_long);
+ break;
+ case 'g':
+ sprintf (buf, local_hex_format_custom ("016ll"), val_long);
+ break;
+ default:
+ abort ();
+ }
+#else /* !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':
+ sprintf (buf, (use_local ? local_decimal_format_custom ("l") : "%ld"),
+ ((long) val_long));
+ break;
+ case 'u':
+ sprintf (buf, "%lu", ((unsigned long) val_long));
+ break;
+ case 'x':
+ sprintf (buf, (use_local ? local_hex_format_custom ("l") : "%lx"),
+ ((long) val_long));
+ break;
+ case 'o':
+ sprintf (buf, (use_local ? local_octal_format_custom ("l") : "%lo"),
+ ((long) val_long));
+ break;
+ case 'b':
+ sprintf (buf, local_hex_format_custom ("02l"),
+ ((long) val_long));
+ break;
+ case 'h':
+ sprintf (buf, local_hex_format_custom ("04l"),
+ ((long) val_long));
+ break;
+ case 'w':
+ sprintf (buf, local_hex_format_custom ("08l"),
+ ((long) val_long));
+ break;
+ case 'g':
+ sprintf (buf, local_hex_format_custom ("016l"),
+ ((long) val_long));
+ break;
+ default:
+ abort ();
+ }
+
+#endif /* !PRINTF_HAS_LONG_LONG */
+}
+#endif
+
+/* This used to be a macro, but I don't think it is called often enough
+ to merit such treatment. */
+/* Convert a LONGEST to an int. This is used in contexts (e.g. number of
+ arguments to a function, number in a value history, register number, etc.)
+ where the value must not be larger than can fit in an int. */
int
-val_print (type, valaddr, address, stream, format, deref_ref)
- struct type *type;
- char *valaddr;
- CORE_ADDR address;
- FILE *stream;
- char format;
- int deref_ref;
+longest_to_int (arg)
+ LONGEST arg;
{
- register int i;
- int len, n_baseclasses;
- struct type *elttype;
- int eltlen;
- LONGEST val;
- unsigned char c;
-
- QUIT;
+ /* Let the compiler do the work */
+ int rtnval = (int) arg;
- switch (TYPE_CODE (type))
+ /* Check for overflows or underflows */
+ if (sizeof (LONGEST) > sizeof (int))
{
- case TYPE_CODE_ARRAY:
- if (TYPE_LENGTH (type) >= 0)
+ if (rtnval != arg)
{
- elttype = TYPE_TARGET_TYPE (type);
- eltlen = TYPE_LENGTH (elttype);
- len = TYPE_LENGTH (type) / eltlen;
- fprintf (stream, "{");
- /* For an array of chars, print with string syntax. */
- if (eltlen == 1 && TYPE_CODE (elttype) == TYPE_CODE_INT
- && format == 0)
- {
- fputc ('"', stream);
- for (i = 0; i < len && i < print_max; i++)
- {
- QUIT;
- printchar (valaddr[i], stream, '"');
- }
- if (i < len)
- fprintf (stream, "...");
- fputc ('"', stream);
- }
- else
- {
- for (i = 0; i < len && i < print_max; i++)
- {
- if (i) fprintf (stream, ", ");
- val_print (elttype, valaddr + i * eltlen,
- 0, stream, format, deref_ref);
- }
- if (i < len)
- fprintf (stream, "...");
- }
- fprintf (stream, "}");
- break;
+ error ("Value out of range.");
}
- /* Array of unspecified length: treat like pointer. */
+ }
+ return (rtnval);
+}
- case TYPE_CODE_PTR:
- if (format)
- {
- print_scalar_formatted (valaddr, type, format, 0, stream);
- break;
- }
- if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_MEMBER)
+/* Print a floating point value of type TYPE, pointed to in GDB by VALADDR,
+ on STREAM. */
+
+void
+print_floating (valaddr, type, stream)
+ char *valaddr;
+ struct type *type;
+ GDB_FILE *stream;
+{
+ DOUBLEST doub;
+ int inv;
+ unsigned len = TYPE_LENGTH (type);
+
+#if defined (IEEE_FLOAT)
+
+ /* Check for NaN's. Note that this code does not depend on us being
+ on an IEEE conforming system. It only depends on the target
+ machine using IEEE representation. This means (a)
+ cross-debugging works right, and (2) IEEE_FLOAT can (and should)
+ be defined for systems like the 68881, which uses IEEE
+ representation, but is not IEEE conforming. */
+
+ {
+ unsigned long low, high;
+ /* Is the sign bit 0? */
+ int nonnegative;
+ /* Is it is a NaN (i.e. the exponent is all ones and
+ the fraction is nonzero)? */
+ int is_nan;
+
+ /* For lint, initialize these two variables to suppress warning: */
+ low = high = nonnegative = 0;
+ if (len == 4)
+ {
+ /* It's single precision. */
+ /* Assume that floating point byte order is the same as
+ integer byte order. */
+ low = extract_unsigned_integer (valaddr, 4);
+ nonnegative = ((low & 0x80000000) == 0);
+ is_nan = ((((low >> 23) & 0xFF) == 0xFF)
+ && 0 != (low & 0x7FFFFF));
+ low &= 0x7fffff;
+ high = 0;
+ }
+ else if (len == 8)
+ {
+ /* It's double precision. Get the high and low words. */
+
+ /* Assume that floating point byte order is the same as
+ integer byte order. */
+ if (TARGET_BYTE_ORDER == BIG_ENDIAN)
+ {
+ low = extract_unsigned_integer (valaddr + 4, 4);
+ high = extract_unsigned_integer (valaddr, 4);
+ }
+ else
+ {
+ low = extract_unsigned_integer (valaddr, 4);
+ high = extract_unsigned_integer (valaddr + 4, 4);
+ }
+ nonnegative = ((high & 0x80000000) == 0);
+ is_nan = (((high >> 20) & 0x7ff) == 0x7ff
+ && !((((high & 0xfffff) == 0)) && (low == 0)));
+ high &= 0xfffff;
+ }
+ else
+ /* Extended. We can't detect NaNs for extendeds yet. Also note
+ that currently extendeds get nuked to double in
+ REGISTER_CONVERTIBLE. */
+ is_nan = 0;
+
+ if (is_nan)
+ {
+ /* The meaning of the sign and fraction is not defined by IEEE.
+ But the user might know what they mean. For example, they
+ (in an implementation-defined manner) distinguish between
+ signaling and quiet NaN's. */
+ if (high)
+ fprintf_filtered (stream, "-NaN(0x%lx%.8lx)" + nonnegative,
+ high, low);
+ else
+ fprintf_filtered (stream, "-NaN(0x%lx)" + nonnegative, low);
+ return;
+ }
+ }
+#endif /* IEEE_FLOAT. */
+
+ doub = unpack_double (type, valaddr, &inv);
+ if (inv)
+ {
+ fprintf_filtered (stream, "<invalid float value>");
+ return;
+ }
+
+ if (len < sizeof (double))
+ fprintf_filtered (stream, "%.9g", (double) doub);
+ else if (len == sizeof (double))
+ fprintf_filtered (stream, "%.17g", (double) doub);
+ else
+#ifdef PRINTF_HAS_LONG_DOUBLE
+ fprintf_filtered (stream, "%.35Lg", doub);
+#else
+ /* This at least wins with values that are representable as doubles */
+ fprintf_filtered (stream, "%.17g", (double) doub);
+#endif
+}
+
+void
+print_binary_chars (stream, valaddr, len)
+ GDB_FILE *stream;
+ unsigned char *valaddr;
+ unsigned len;
+{
+
+#define BITS_IN_BYTES 8
+
+ unsigned char *p;
+ int i;
+ int b;
+
+ /* Declared "int" so it will be signed.
+ * This ensures that right shift will shift in zeros.
+ */
+ const int mask = 0x080;
+
+ /* FIXME: We should be not printing leading zeroes in most cases. */
+
+ fprintf_filtered (stream, local_binary_format_prefix ());
+ if (TARGET_BYTE_ORDER == BIG_ENDIAN)
+ {
+ for (p = valaddr;
+ p < valaddr + len;
+ p++)
{
- struct type *domain = TYPE_DOMAIN_TYPE (TYPE_TARGET_TYPE (type));
- struct type *target = TYPE_TARGET_TYPE (TYPE_TARGET_TYPE (type));
- struct fn_field *f;
- int j, len2;
- char *kind = "";
-
- val = unpack_long (builtin_type_int, valaddr);
- if (TYPE_CODE (target) == TYPE_CODE_FUNC)
+ /* Every byte has 8 binary characters; peel off
+ * and print from the MSB end.
+ */
+ for (i = 0; i < (BITS_IN_BYTES * sizeof (*p)); i++)
{
- if (val < 128)
- {
- len = TYPE_NFN_FIELDS (domain);
- for (i = 0; i < len; i++)
- {
- f = TYPE_FN_FIELDLIST1 (domain, i);
- len2 = TYPE_FN_FIELDLIST_LENGTH (domain, i);
-
- for (j = 0; j < len2; j++)
- {
- QUIT;
- if (TYPE_FN_FIELD_VOFFSET (f, j) == val)
- {
- kind = "virtual";
- goto common;
- }
- }
- }
- }
+ if (*p & (mask >> i))
+ b = 1;
else
- {
- struct symbol *sym = find_pc_function ((CORE_ADDR) val);
- if (sym == 0)
- error ("invalid pointer to member function");
- len = TYPE_NFN_FIELDS (domain);
- for (i = 0; i < len; i++)
- {
- f = TYPE_FN_FIELDLIST1 (domain, i);
- len2 = TYPE_FN_FIELDLIST_LENGTH (domain, i);
-
- for (j = 0; j < len2; j++)
- {
- QUIT;
- if (!strcmp (SYMBOL_NAME (sym), TYPE_FN_FIELD_PHYSNAME (f, j)))
- goto common;
- }
- }
- }
- common:
- if (i < len)
- {
- fputc ('&', stream);
- type_print_varspec_prefix (TYPE_FN_FIELD_TYPE (f, j), stream, 0, 0);
- fprintf (stream, kind);
- if (TYPE_FN_FIELD_PHYSNAME (f, j)[0] == '_'
- && TYPE_FN_FIELD_PHYSNAME (f, j)[1] == '$')
- type_print_method_args
- (TYPE_FN_FIELD_ARGS (f, j) + 1, "~",
- TYPE_FN_FIELDLIST_NAME (domain, i), stream);
- else
- type_print_method_args
- (TYPE_FN_FIELD_ARGS (f, j), "",
- TYPE_FN_FIELDLIST_NAME (domain, i), stream);
- break;
- }
- }
- else
- {
- /* VAL is a byte offset into the structure type DOMAIN.
- Find the name of the field for that offset and
- print it. */
- int extra = 0;
- int bits = 0;
- len = TYPE_NFIELDS (domain);
- val <<= 3; /* @@ Make VAL into bit offset */
- for (i = 0; i < len; i++)
- {
- int bitpos = TYPE_FIELD_BITPOS (domain, i);
- QUIT;
- if (val == bitpos)
- break;
- if (val < bitpos && i > 0)
- {
- int ptrsize = (TYPE_LENGTH (builtin_type_char) * TYPE_LENGTH (target));
- /* Somehow pointing into a field. */
- i -= 1;
- extra = (val - TYPE_FIELD_BITPOS (domain, i));
- if (extra & 0x3)
- bits = 1;
- else
- extra >>= 3;
- break;
- }
- }
- if (i < len)
- {
- fputc ('&', stream);
- type_print_base (domain, stream, 0, 0);
- fprintf (stream, "::");
- fprintf (stream, "%s", TYPE_FIELD_NAME (domain, i));
- if (extra)
- fprintf (stream, " + %d bytes", extra);
- if (bits)
- fprintf (stream, " (offset in bits)");
- break;
- }
+ b = 0;
+
+ fprintf_filtered (stream, "%1d", b);
}
- fputc ('(', stream);
- type_print (type, "", stream, -1);
- fprintf (stream, ") %d", val >> 3);
}
- else
+ }
+ else
+ {
+ for (p = valaddr + len - 1;
+ p >= valaddr;
+ p--)
{
- fprintf (stream, "0x%x", * (int *) valaddr);
- /* For a pointer to char or unsigned char,
- also print the string pointed to, unless pointer is null. */
-
- /* For an array of chars, print with string syntax. */
- elttype = TYPE_TARGET_TYPE (type);
- i = 0; /* Number of characters printed. */
- if (TYPE_LENGTH (elttype) == 1
- && TYPE_CODE (elttype) == TYPE_CODE_INT
- && format == 0
- /* Convex needs this typecast to a long */
- && (long) unpack_long (type, valaddr) != 0
- && print_max)
+ for (i = 0; i < (BITS_IN_BYTES * sizeof (*p)); i++)
{
- fputc (' ', stream);
-
- /* Get first character. */
- if (read_memory ( (CORE_ADDR) unpack_long (type, valaddr),
- &c, 1))
- {
- /* First address out of bounds. */
- fprintf (stream, "<Address 0x%x out of bounds>",
- (* (int *) valaddr));
- break;
- }
+ if (*p & (mask >> i))
+ b = 1;
else
- {
- /* A real string. */
- int out_of_bounds = 0;
-
- fputc ('"', stream);
- while (c)
- {
- QUIT;
- printchar (c, stream, '"');
- if (++i >= print_max)
- break;
- if (read_memory ((CORE_ADDR) unpack_long (type, valaddr)
- + i, &c, 1))
- {
- /* This address was out of bounds. */
- fprintf (stream,
- "\"*** <Address 0x%x out of bounds>",
- (* (int *) valaddr) + i);
- out_of_bounds = 1;
- break;
- }
- }
- if (!out_of_bounds)
- {
- fputc ('"', stream);
- if (i == print_max)
- fprintf (stream, "...");
- }
- }
- fflush (stream);
+ b = 0;
+
+ fprintf_filtered (stream, "%1d", b);
}
- /* Return number of characters printed, plus one for the
- terminating null if we have "reached the end". */
- return i + (print_max && i != print_max);
}
- break;
+ }
+ fprintf_filtered (stream, local_binary_format_suffix ());
+}
- case TYPE_CODE_MEMBER:
- error ("not implemented: member type in val_print");
- break;
+/* VALADDR points to an integer of LEN bytes.
+ * Print it in octal on stream or format it in buf.
+ */
+void
+print_octal_chars (stream, valaddr, len)
+ GDB_FILE *stream;
+ unsigned char *valaddr;
+ unsigned len;
+{
+ unsigned char *p;
+ unsigned char octa1, octa2, octa3, carry;
+ int cycle;
+
+ /* FIXME: We should be not printing leading zeroes in most cases. */
+
+
+ /* Octal is 3 bits, which doesn't fit. Yuk. So we have to track
+ * the extra bits, which cycle every three bytes:
+ *
+ * Byte side: 0 1 2 3
+ * | | | |
+ * bit number 123 456 78 | 9 012 345 6 | 78 901 234 | 567 890 12 |
+ *
+ * Octal side: 0 1 carry 3 4 carry ...
+ *
+ * Cycle number: 0 1 2
+ *
+ * But of course we are printing from the high side, so we have to
+ * figure out where in the cycle we are so that we end up with no
+ * left over bits at the end.
+ */
+#define BITS_IN_OCTAL 3
+#define HIGH_ZERO 0340
+#define LOW_ZERO 0016
+#define CARRY_ZERO 0003
+#define HIGH_ONE 0200
+#define MID_ONE 0160
+#define LOW_ONE 0016
+#define CARRY_ONE 0001
+#define HIGH_TWO 0300
+#define MID_TWO 0070
+#define LOW_TWO 0007
+
+ /* For 32 we start in cycle 2, with two bits and one bit carry;
+ * for 64 in cycle in cycle 1, with one bit and a two bit carry.
+ */
+ cycle = (len * BITS_IN_BYTES) % BITS_IN_OCTAL;
+ carry = 0;
- case TYPE_CODE_REF:
- fprintf (stream, "(0x%x &) = ", * (int *) valaddr);
- /* De-reference the reference. */
- if (deref_ref)
+ fprintf_filtered (stream, local_octal_format_prefix ());
+ if (TARGET_BYTE_ORDER == BIG_ENDIAN)
+ {
+ for (p = valaddr;
+ p < valaddr + len;
+ p++)
{
- if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_UNDEF)
+ switch (cycle)
{
- value val = value_at (TYPE_TARGET_TYPE (type), * (int *) valaddr);
- val_print (VALUE_TYPE (val), VALUE_CONTENTS (val),
- VALUE_ADDRESS (val), stream, format, deref_ref);
+ case 0:
+ /* No carry in, carry out two bits.
+ */
+ octa1 = (HIGH_ZERO & *p) >> 5;
+ octa2 = (LOW_ZERO & *p) >> 2;
+ carry = (CARRY_ZERO & *p);
+ fprintf_filtered (stream, "%o", octa1);
+ fprintf_filtered (stream, "%o", octa2);
+ break;
+
+ case 1:
+ /* Carry in two bits, carry out one bit.
+ */
+ octa1 = (carry << 1) | ((HIGH_ONE & *p) >> 7);
+ octa2 = (MID_ONE & *p) >> 4;
+ octa3 = (LOW_ONE & *p) >> 1;
+ carry = (CARRY_ONE & *p);
+ fprintf_filtered (stream, "%o", octa1);
+ fprintf_filtered (stream, "%o", octa2);
+ fprintf_filtered (stream, "%o", octa3);
+ break;
+
+ case 2:
+ /* Carry in one bit, no carry out.
+ */
+ octa1 = (carry << 2) | ((HIGH_TWO & *p) >> 6);
+ octa2 = (MID_TWO & *p) >> 3;
+ octa3 = (LOW_TWO & *p);
+ carry = 0;
+ fprintf_filtered (stream, "%o", octa1);
+ fprintf_filtered (stream, "%o", octa2);
+ fprintf_filtered (stream, "%o", octa3);
+ break;
+
+ default:
+ error ("Internal error in octal conversion;");
}
- else
- fprintf (stream, "???");
- }
- break;
- case TYPE_CODE_STRUCT:
- case TYPE_CODE_UNION:
- fprintf (stream, "{");
- len = TYPE_NFIELDS (type);
- n_baseclasses = TYPE_N_BASECLASSES (type);
- for (i = 1; i <= n_baseclasses; i++)
- {
- fprintf (stream, "\n<%s> = ", TYPE_NAME (TYPE_BASECLASS (type, i)));
- val_print (TYPE_FIELD_TYPE (type, 0),
- valaddr + TYPE_FIELD_BITPOS (type, i-1) / 8,
- 0, stream, 0, 0);
+ cycle++;
+ cycle = cycle % BITS_IN_OCTAL;
}
- if (i > 1) fprintf (stream, "\nmembers of %s: ", TYPE_NAME (type));
- for (i -= 1; i < len; i++)
+ }
+ else
+ {
+ for (p = valaddr + len - 1;
+ p >= valaddr;
+ p--)
{
- if (i > n_baseclasses) fprintf (stream, ", ");
- fprintf (stream, "%s = ", TYPE_FIELD_NAME (type, i));
- /* check if static field */
- if (TYPE_FIELD_STATIC (type, i))
+ switch (cycle)
{
- value v;
+ case 0:
+ /* Carry out, no carry in */
+ octa1 = (HIGH_ZERO & *p) >> 5;
+ octa2 = (LOW_ZERO & *p) >> 2;
+ carry = (CARRY_ZERO & *p);
+ fprintf_filtered (stream, "%o", octa1);
+ fprintf_filtered (stream, "%o", octa2);
+ break;
- v = value_static_field (type, TYPE_FIELD_NAME (type, i), i);
- val_print (TYPE_FIELD_TYPE (type, i),
- VALUE_CONTENTS (v), 0, stream, format, deref_ref);
- }
- else if (TYPE_FIELD_PACKED (type, i))
- {
- val = unpack_field_as_long (type, valaddr, i);
- val_print (TYPE_FIELD_TYPE (type, i), &val, 0,
- stream, format, deref_ref);
- }
- else
- {
- val_print (TYPE_FIELD_TYPE (type, i),
- valaddr + TYPE_FIELD_BITPOS (type, i) / 8,
- 0, stream, format, deref_ref);
+ case 1:
+ /* Carry in, carry out */
+ octa1 = (carry << 1) | ((HIGH_ONE & *p) >> 7);
+ octa2 = (MID_ONE & *p) >> 4;
+ octa3 = (LOW_ONE & *p) >> 1;
+ carry = (CARRY_ONE & *p);
+ fprintf_filtered (stream, "%o", octa1);
+ fprintf_filtered (stream, "%o", octa2);
+ fprintf_filtered (stream, "%o", octa3);
+ break;
+
+ case 2:
+ /* Carry in, no carry out */
+ octa1 = (carry << 2) | ((HIGH_TWO & *p) >> 6);
+ octa2 = (MID_TWO & *p) >> 3;
+ octa3 = (LOW_TWO & *p);
+ carry = 0;
+ fprintf_filtered (stream, "%o", octa1);
+ fprintf_filtered (stream, "%o", octa2);
+ fprintf_filtered (stream, "%o", octa3);
+ break;
+
+ default:
+ error ("Internal error in octal conversion;");
}
- }
- fprintf (stream, "}");
- break;
- case TYPE_CODE_ENUM:
- if (format)
- {
- print_scalar_formatted (valaddr, type, format, 0, stream);
- break;
+ cycle++;
+ cycle = cycle % BITS_IN_OCTAL;
}
- len = TYPE_NFIELDS (type);
- val = (long) unpack_long (builtin_type_int, valaddr);
- for (i = 0; i < len; i++)
- {
- QUIT;
- if (val == TYPE_FIELD_BITPOS (type, i))
- break;
- }
- if (i < len)
- fprintf (stream, "%s", TYPE_FIELD_NAME (type, i));
- else
- fprintf (stream, "%d", val);
- break;
+ }
- case TYPE_CODE_FUNC:
- if (format)
+ fprintf_filtered (stream, local_octal_format_suffix ());
+}
+
+/* VALADDR points to an integer of LEN bytes.
+ * Print it in decimal on stream or format it in buf.
+ */
+void
+print_decimal_chars (stream, valaddr, len)
+ GDB_FILE *stream;
+ unsigned char *valaddr;
+ unsigned len;
+{
+#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 == BIG_ENDIAN) ? valaddr : valaddr + len - 1)
+#define NOT_END_P \
+ ((TARGET_BYTE_ORDER == BIG_ENDIAN) ? (p < valaddr + len) : (p >= valaddr))
+#define NEXT_P \
+ ((TARGET_BYTE_ORDER == BIG_ENDIAN) ? p++ : p-- )
+#define LOW_NIBBLE( x ) ( (x) & 0x00F)
+#define HIGH_NIBBLE( x ) (((x) & 0x0F0) >> 4)
+
+ unsigned char *p;
+ unsigned char *digits;
+ int carry;
+ int decimal_len;
+ int i, j, decimal_digits;
+ int dummy;
+ int flip;
+
+ /* Base-ten number is less than twice as many digits
+ * as the base 16 number, which is 2 digits per byte.
+ */
+ decimal_len = len * 2 * 2;
+ digits = (unsigned char *) malloc (decimal_len);
+ if (digits == NULL)
+ error ("Can't allocate memory for conversion to decimal.");
+
+ for (i = 0; i < decimal_len; i++)
+ {
+ digits[i] = 0;
+ }
+
+ fprintf_filtered (stream, local_decimal_format_prefix ());
+
+ /* Ok, we have an unknown number of bytes of data to be printed in
+ * decimal.
+ *
+ * Given a hex number (in nibbles) as XYZ, we start by taking X and
+ * decemalizing it as "x1 x2" in two decimal nibbles. Then we multiply
+ * the nibbles by 16, add Y and re-decimalize. Repeat with Z.
+ *
+ * The trick is that "digits" holds a base-10 number, but sometimes
+ * the individual digits are > 10.
+ *
+ * Outer loop is per nibble (hex digit) of input, from MSD end to
+ * LSD end.
+ */
+ decimal_digits = 0; /* Number of decimal digits so far */
+ p = START_P;
+ flip = 0;
+ while (NOT_END_P)
+ {
+ /*
+ * Multiply current base-ten number by 16 in place.
+ * Each digit was between 0 and 9, now is between
+ * 0 and 144.
+ */
+ for (j = 0; j < decimal_digits; j++)
{
- print_scalar_formatted (valaddr, type, format, 0, stream);
- break;
+ digits[j] = SHIFT (digits[j]);
}
- fprintf (stream, "{");
- type_print (type, "", stream, -1);
- fprintf (stream, "} ");
- fprintf (stream, "0x%x", address);
- break;
- case TYPE_CODE_INT:
- if (format)
+ /* Take the next nibble off the input and add it to what
+ * we've got in the LSB position. Bottom 'digit' is now
+ * between 0 and 159.
+ *
+ * "flip" is used to run this loop twice for each byte.
+ */
+ if (flip == 0)
{
- print_scalar_formatted (valaddr, type, format, 0, stream);
- break;
+ /* Take top nibble.
+ */
+ digits[0] += HIGH_NIBBLE (*p);
+ flip = 1;
}
- fprintf (stream,
- TYPE_UNSIGNED (type) ? "%u" : "%d",
- unpack_long (type, valaddr));
- if (TYPE_LENGTH (type) == 1)
+ else
{
- fprintf (stream, " '");
- printchar ((unsigned char) unpack_long (type, valaddr),
- stream, '\'');
- fputc ('\'', stream);
+ /* Take low nibble and bump our pointer "p".
+ */
+ digits[0] += LOW_NIBBLE (*p);
+ NEXT_P;
+ flip = 0;
}
- break;
- case TYPE_CODE_FLT:
- if (format)
- {
- print_scalar_formatted (valaddr, type, format, 0, stream);
- break;
- }
- /* FIXME: When printing NaNs or invalid floats, print them
- in raw hex in addition to the message. */
-#ifdef IEEE_FLOAT
- if (is_nan ((void *)valaddr, TYPE_LENGTH(type)))
+ /* Re-decimalize. We have to do this often enough
+ * that we don't overflow, but once per nibble is
+ * overkill. Easier this way, though. Note that the
+ * carry is often larger than 10 (e.g. max initial
+ * carry out of lowest nibble is 15, could bubble all
+ * the way up greater than 10). So we have to do
+ * the carrying beyond the last current digit.
+ */
+ carry = 0;
+ for (j = 0; j < decimal_len - 1; j++)
{
- fprintf (stream, "NaN");
- break;
- }
-#endif
- {
- double doub;
- int inv;
+ digits[j] += carry;
- doub = unpack_double (type, valaddr, &inv);
- if (inv)
- fprintf (stream, "Invalid float value");
- else
- fprintf (stream, TYPE_LENGTH (type) <= 4? "%.6g": "%.16g", doub);
- }
- break;
+ /* "/" won't handle an unsigned char with
+ * a value that if signed would be negative.
+ * So extend to longword int via "dummy".
+ */
+ dummy = digits[j];
+ carry = CARRY_OUT (dummy);
+ digits[j] = CARRY_LEFT (dummy);
- case TYPE_CODE_VOID:
- fprintf (stream, "void");
- break;
+ if (j >= decimal_digits && carry == 0)
+ {
+ /*
+ * All higher digits are 0 and we
+ * no longer have a carry.
+ *
+ * Note: "j" is 0-based, "decimal_digits" is
+ * 1-based.
+ */
+ decimal_digits = j + 1;
+ break;
+ }
+ }
+ }
- default:
- error ("Invalid type code in symbol table.");
+ /* Ok, now "digits" is the decimal representation, with
+ * the "decimal_digits" actual digits. Print!
+ */
+ for (i = decimal_digits - 1; i >= 0; i--)
+ {
+ fprintf_filtered (stream, "%1d", digits[i]);
}
- fflush (stream);
+ free (digits);
+
+ fprintf_filtered (stream, local_decimal_format_suffix ());
}
-\f
-#ifdef IEEE_FLOAT
-/* Nonzero if ARG (a double) is a NAN. */
+/* VALADDR points to an integer of LEN bytes. Print it in hex on stream. */
-int
-is_nan (fp, len)
- void *fp;
- int len;
+static void
+print_hex_chars (stream, valaddr, len)
+ GDB_FILE *stream;
+ unsigned char *valaddr;
+ unsigned len;
{
- int lowhalf, highhalf;
- union ieee {
- long i[2]; /* ASSUMED 32 BITS */
- float f; /* ASSUMED 32 BITS */
- double d; /* ASSUMED 64 BITS */
- } *arg;
-
- arg = (union ieee *)fp;
-
- /*
- * Single precision float.
- */
- if (len == sizeof(long)) {
- highhalf = arg->i[0];
- return ((((highhalf >> 23) & 0xFF) == 0xFF)
- && 0 != (highhalf & 0x7FFFFF));
- }
+ unsigned char *p;
- /* Separate the high and low words of the double.
- Distinguish big and little-endian machines. */
-#ifdef WORDS_BIG_ENDIAN
- lowhalf = arg->i[1], highhalf = arg->i[0];
-#else
- lowhalf = arg->i[0], highhalf = arg->i[1];
-#endif
+ /* FIXME: We should be not printing leading zeroes in most cases. */
- /* Nan: exponent is the maximum possible, and fraction is nonzero. */
- return (((highhalf>>20) & 0x7ff) == 0x7ff
- &&
- ! ((highhalf & 0xfffff == 0) && (lowhalf == 0)));
+ fprintf_filtered (stream, local_hex_format_prefix ());
+ if (TARGET_BYTE_ORDER == BIG_ENDIAN)
+ {
+ for (p = valaddr;
+ p < valaddr + len;
+ p++)
+ {
+ fprintf_filtered (stream, "%02x", *p);
+ }
+ }
+ else
+ {
+ for (p = valaddr + len - 1;
+ p >= valaddr;
+ p--)
+ {
+ fprintf_filtered (stream, "%02x", *p);
+ }
+ }
+ fprintf_filtered (stream, local_hex_format_suffix ());
}
-#endif
-\f
-/* Print a description of a type TYPE
- in the form of a declaration of a variable named VARSTRING.
- Output goes to STREAM (via stdio).
- If SHOW is positive, we show the contents of the outermost level
- of structure even if there is a type name that could be used instead.
- If SHOW is negative, we never show the details of elements' types. */
-void
-type_print (type, varstring, stream, show)
- struct type *type;
- char *varstring;
- FILE *stream;
- int show;
-{
- type_print_1 (type, varstring, stream, show, 0);
-}
+/* Called by various <lang>_val_print routines to print elements of an
+ array in the form "<elem1>, <elem2>, <elem3>, ...".
-/* LEVEL is the depth to indent lines by. */
+ (FIXME?) Assumes array element separator is a comma, which is correct
+ for all languages currently handled.
+ (FIXME?) Some languages have a notation for repeated array elements,
+ perhaps we should try to use that notation when appropriate.
+ */
void
-type_print_1 (type, varstring, stream, show, level)
+val_print_array_elements (type, valaddr, address, stream, format, deref_ref,
+ recurse, pretty, i)
struct type *type;
- char *varstring;
- FILE *stream;
- int show;
- int level;
+ char *valaddr;
+ CORE_ADDR address;
+ GDB_FILE *stream;
+ int format;
+ int deref_ref;
+ int recurse;
+ enum val_prettyprint pretty;
+ unsigned int i;
{
- register enum type_code code;
- type_print_base (type, stream, show, level);
- code = TYPE_CODE (type);
- if ((varstring && *varstring)
- ||
- /* Need a space if going to print stars or brackets;
- but not if we will print just a type name. */
- ((show > 0 || TYPE_NAME (type) == 0)
- &&
- (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC
- || code == TYPE_CODE_ARRAY
- || code == TYPE_CODE_MEMBER
- || code == TYPE_CODE_REF)))
- fprintf (stream, " ");
- type_print_varspec_prefix (type, stream, show, 0);
- fprintf (stream, "%s", varstring);
- type_print_varspec_suffix (type, stream, show, 0);
-}
+ unsigned int things_printed = 0;
+ unsigned len;
+ struct type *elttype;
+ 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;
-/* Print the method arguments ARGS to the file STREAM. */
-static void
-type_print_method_args (args, prefix, varstring, stream)
- struct type **args;
- char *prefix, *varstring;
- FILE *stream;
-{
- int i;
+ elttype = TYPE_TARGET_TYPE (type);
+ eltlen = TYPE_LENGTH (check_typedef (elttype));
+ len = TYPE_LENGTH (type) / eltlen;
+
+ annotate_array_section_begin (i, elttype);
- fprintf (stream, " %s%s (", prefix, varstring);
- if (args[1] && args[1]->code != TYPE_CODE_VOID)
+ for (; i < len && things_printed < print_max; i++)
{
- i = 1; /* skip the class variable */
- while (1)
+ if (i != 0)
{
- type_print (args[i++], "", stream, 0);
- if (!args[i])
+ if (prettyprint_arrays)
{
- fprintf (stream, " ...");
- break;
+ fprintf_filtered (stream, ",\n");
+ print_spaces_filtered (2 + 2 * recurse, stream);
}
- else if (args[i]->code != TYPE_CODE_VOID)
+ else
{
- fprintf (stream, ", ");
+ fprintf_filtered (stream, ", ");
}
- else break;
}
- }
- fprintf (stream, ")");
-}
-
-/* If TYPE is a derived type, then print out derivation
- information. Print out all layers of the type heirarchy
- until we encounter one with multiple inheritance.
- At that point, print out that ply, and return. */
-static void
-type_print_derivation_info (stream, type)
- FILE *stream;
- struct type *type;
-{
- char *name;
- int i, n_baseclasses = TYPE_N_BASECLASSES (type);
- struct type *basetype = 0;
+ wrap_here (n_spaces (2 + 2 * recurse));
- while (type && n_baseclasses == 1)
- {
- basetype = TYPE_BASECLASS (type, 1);
- if (TYPE_NAME (basetype) && (name = TYPE_NAME (basetype)))
+ rep1 = i + 1;
+ reps = 1;
+ while ((rep1 < len) &&
+ !memcmp (valaddr + i * eltlen, valaddr + rep1 * eltlen, eltlen))
{
- while (*name != ' ') name++;
- fprintf (stream, ": %s%s %s ",
- TYPE_VIA_PUBLIC (basetype) ? "public" : "private",
- TYPE_VIA_VIRTUAL (basetype) ? " virtual" : "",
- name + 1);
+ ++reps;
+ ++rep1;
}
- n_baseclasses = TYPE_N_BASECLASSES (basetype);
- type = basetype;
- }
- if (type)
- {
- if (n_baseclasses != 0)
- fprintf (stream, ": ");
- for (i = 1; i <= n_baseclasses; i++)
+ if (reps > repeat_count_threshold)
{
- basetype = TYPE_BASECLASS (type, i);
- if (TYPE_NAME (basetype) && (name = TYPE_NAME (basetype)))
- {
- while (*name != ' ') name++;
- fprintf (stream, "%s%s %s",
- TYPE_VIA_PUBLIC (basetype) ? "public" : "private",
- TYPE_VIA_VIRTUAL (basetype) ? " virtual" : "",
- name + 1);
- }
- if (i < n_baseclasses)
- fprintf (stream, ", ");
+ val_print (elttype, valaddr + i * eltlen, 0, 0, stream, format,
+ deref_ref, recurse + 1, pretty);
+ annotate_elt_rep (reps);
+ fprintf_filtered (stream, " <repeats %u times>", reps);
+ annotate_elt_rep_end ();
+
+ i = rep1 - 1;
+ things_printed += repeat_count_threshold;
+ }
+ else
+ {
+ val_print (elttype, valaddr + i * eltlen, 0, 0, stream, format,
+ deref_ref, recurse + 1, pretty);
+ annotate_elt ();
+ things_printed++;
}
- putc (' ', stream);
+ }
+ annotate_array_section_end ();
+ if (i < len)
+ {
+ fprintf_filtered (stream, "...");
}
}
-/* Print any asterisks or open-parentheses needed before the
- variable name (to describe its type).
+/* Print a string from the inferior, starting at ADDR and printing up to LEN
+ characters, of WIDTH bytes a piece, to STREAM. If LEN is -1, printing
+ stops at the first null byte, otherwise printing proceeds (including null
+ bytes) until either print_max or LEN characters have been printed,
+ whichever is smaller. */
- On outermost call, pass 0 for PASSED_A_PTR.
- On outermost call, SHOW > 0 means should ignore
- any typename for TYPE and show its details.
- SHOW is always zero on recursive calls. */
+/* FIXME: Use target_read_string. */
-static void
-type_print_varspec_prefix (type, stream, show, passed_a_ptr)
- struct type *type;
- FILE *stream;
- int show;
- int passed_a_ptr;
+int
+val_print_string (addr, len, width, stream)
+ CORE_ADDR addr;
+ int len;
+ int width;
+ GDB_FILE *stream;
{
- if (type == 0)
- return;
-
- if (TYPE_NAME (type) && show <= 0)
- return;
+ int force_ellipsis = 0; /* Force ellipsis to be printed if nonzero. */
+ int errcode; /* Errno returned from bad reads. */
+ 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. */
+ struct cleanup *old_chain = NULL; /* Top of the old cleanup chain. */
+ int found_nul; /* Non-zero if we found the nul char */
+
+ /* First we need to figure out the limit on the number of characters we are
+ going to attempt to fetch and print. This is actually pretty simple. If
+ LEN >= zero, then the limit is the minimum of LEN and print_max. If
+ LEN is -1, then the limit is print_max. This is true regardless of
+ whether print_max is zero, UINT_MAX (unlimited), or something in between,
+ because finding the null byte (or available memory) is what actually
+ limits the fetch. */
+
+ fetchlimit = (len == -1 ? print_max : min (len, print_max));
+
+ /* Now decide how large of chunks to try to read in one operation. This
+ is also pretty simple. If LEN >= zero, then we want fetchlimit chars,
+ so we might as well read them all in one operation. If LEN is -1, we
+ are looking for a null terminator to end the fetching, so we might as
+ well read in blocks that are large enough to be efficient, but not so
+ large as to be slow if fetchlimit happens to be large. So we choose the
+ minimum of 8 and fetchlimit. We used to use 200 instead of 8 but
+ 200 is way too big for remote debugging over a serial line. */
+
+ chunksize = (len == -1 ? min (8, fetchlimit) : fetchlimit);
+
+ /* Loop until we either have all the characters to print, or we encounter
+ some error, such as bumping into the end of the address space. */
+
+ found_nul = 0;
+ old_chain = make_cleanup (null_cleanup, 0);
+
+ if (len > 0)
+ {
+ buffer = (char *) xmalloc (len * width);
+ bufptr = buffer;
+ old_chain = make_cleanup (free, buffer);
+
+ nfetch = target_read_memory_partial (addr, bufptr, len * width, &errcode)
+ / width;
+ addr += nfetch * width;
+ bufptr += nfetch * width;
+ }
+ else if (len == -1)
+ {
+ unsigned long bufsize = 0;
+ do
+ {
+ QUIT;
+ nfetch = min (chunksize, fetchlimit - bufsize);
- QUIT;
+ if (buffer == NULL)
+ buffer = (char *) xmalloc (nfetch * width);
+ else
+ {
+ discard_cleanups (old_chain);
+ buffer = (char *) xrealloc (buffer, (nfetch + bufsize) * width);
+ }
- switch (TYPE_CODE (type))
- {
- case TYPE_CODE_PTR:
- type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1);
- fputc ('*', stream);
- break;
+ old_chain = make_cleanup (free, buffer);
+ bufptr = buffer + bufsize * width;
+ bufsize += nfetch;
- case TYPE_CODE_MEMBER:
- type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0,
- passed_a_ptr);
- fputc (' ', stream);
- type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0,
- passed_a_ptr);
- fprintf (stream, "::");
- break;
+ /* Read as much as we can. */
+ nfetch = target_read_memory_partial (addr, bufptr, nfetch * width, &errcode)
+ / width;
- case TYPE_CODE_REF:
- type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1);
- fputc ('&', stream);
- break;
+ /* Scan this chunk for the null byte that terminates the string
+ to print. If found, we don't need to fetch any more. Note
+ that bufptr is explicitly left pointing at the next character
+ after the null byte, or at the next character after the end of
+ the buffer. */
- case TYPE_CODE_FUNC:
- type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0,
- passed_a_ptr);
- if (passed_a_ptr)
- fputc ('(', stream);
- break;
+ limit = bufptr + nfetch * width;
+ while (bufptr < limit)
+ {
+ unsigned long c;
- case TYPE_CODE_ARRAY:
- type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0,
- passed_a_ptr);
+ c = extract_unsigned_integer (bufptr, width);
+ addr += width;
+ bufptr += width;
+ if (c == 0)
+ {
+ /* We don't care about any error which happened after
+ the NULL terminator. */
+ errcode = 0;
+ found_nul = 1;
+ break;
+ }
+ }
+ }
+ while (errcode == 0 /* no error */
+ && bufptr - buffer < fetchlimit * width /* no overrun */
+ && !found_nul); /* haven't found nul yet */
+ }
+ else
+ { /* length of string is really 0! */
+ buffer = bufptr = NULL;
+ errcode = 0;
}
-}
-/* Print any array sizes, function arguments or close parentheses
- needed after the variable name (to describe its type).
- Args work like type_print_varspec_prefix. */
+ /* bufptr and addr now point immediately beyond the last byte which we
+ consider part of the string (including a '\0' which ends the string). */
-static void
-type_print_varspec_suffix (type, stream, show, passed_a_ptr)
- struct type *type;
- FILE *stream;
- int show;
- int passed_a_ptr;
-{
- if (type == 0)
- return;
+ /* We now have either successfully filled the buffer to fetchlimit, or
+ terminated early due to an error or finding a null char when LEN is -1. */
+
+ if (len == -1 && !found_nul)
+ {
+ char *peekbuf;
- if (TYPE_NAME (type) && show <= 0)
- return;
+ /* 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. */
- QUIT;
+ peekbuf = (char *) alloca (width);
- switch (TYPE_CODE (type))
+ if (target_read_memory (addr, peekbuf, width) == 0
+ && extract_unsigned_integer (peekbuf, width) != 0)
+ force_ellipsis = 1;
+ }
+ else if ((len >= 0 && errcode != 0) || (len > (bufptr - buffer) / width))
{
- case TYPE_CODE_ARRAY:
- type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0,
- passed_a_ptr);
- fprintf (stream, "[");
- if (TYPE_LENGTH (type) >= 0
- && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0)
- fprintf (stream, "%d",
- TYPE_LENGTH (type) / TYPE_LENGTH (TYPE_TARGET_TYPE (type)));
- fprintf (stream, "]");
- break;
+ /* Getting an error when we have a requested length, or fetching less
+ than the number of characters actually requested, always make us
+ print ellipsis. */
+ force_ellipsis = 1;
+ }
- case TYPE_CODE_MEMBER:
- if (passed_a_ptr)
- fputc (')', stream);
- type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0);
- break;
+ QUIT;
- case TYPE_CODE_PTR:
- case TYPE_CODE_REF:
- type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 1);
- break;
+ /* If we get an error before fetching anything, don't print a string.
+ But if we fetch something and then get an error, print the string
+ and then the error message. */
+ if (errcode == 0 || bufptr > buffer)
+ {
+ if (addressprint)
+ {
+ fputs_filtered (" ", stream);
+ }
+ LA_PRINT_STRING (stream, buffer, (bufptr - buffer) / width, width, force_ellipsis);
+ }
- case TYPE_CODE_FUNC:
- type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0,
- passed_a_ptr);
- if (passed_a_ptr)
- fprintf (stream, ")");
- fprintf (stream, "()");
- break;
+ if (errcode != 0)
+ {
+ if (errcode == EIO)
+ {
+ fprintf_filtered (stream, " <Address ");
+ print_address_numeric (addr, 1, stream);
+ fprintf_filtered (stream, " out of bounds>");
+ }
+ else
+ {
+ fprintf_filtered (stream, " <Error reading address ");
+ print_address_numeric (addr, 1, stream);
+ fprintf_filtered (stream, ": %s>", safe_strerror (errcode));
+ }
}
+ gdb_flush (stream);
+ do_cleanups (old_chain);
+ return ((bufptr - buffer) / width);
}
+\f
-/* Print the name of the type (or the ultimate pointer target,
- function value or array element), or the description of a
- structure or union.
-
- SHOW nonzero means don't print this type as just its name;
- show its real definition even if it has a name.
- SHOW zero means print just typename or struct tag if there is one
- SHOW negative means abbreviate structure elements.
- SHOW is decremented for printing of structure elements.
-
- LEVEL is the depth to indent by.
- We increase it for some recursive calls. */
+/* Validate an input or output radix setting, and make sure the user
+ knows what they really did here. Radix setting is confusing, e.g.
+ setting the input radix to "10" never changes it! */
+/* ARGSUSED */
static void
-type_print_base (type, stream, show, level)
- struct type *type;
- FILE *stream;
- int show;
- int level;
+set_input_radix (args, from_tty, c)
+ char *args;
+ int from_tty;
+ struct cmd_list_element *c;
{
- char *name;
- register int i;
- register int len;
- register int lastval;
-
- QUIT;
+ set_input_radix_1 (from_tty, *(unsigned *) c->var);
+}
- if (type == 0)
+/* ARGSUSED */
+static void
+set_input_radix_1 (from_tty, radix)
+ int from_tty;
+ unsigned radix;
+{
+ /* We don't currently disallow any input radix except 0 or 1, which don't
+ make any mathematical sense. In theory, we can deal with any input
+ radix greater than 1, even if we don't have unique digits for every
+ value from 0 to radix-1, but in practice we lose on large radix values.
+ We should either fix the lossage or restrict the radix range more.
+ (FIXME). */
+
+ if (radix < 2)
{
- fprintf (stream, "type unknown");
- return;
+ error ("Nonsense input radix ``decimal %u''; input radix unchanged.",
+ radix);
}
-
- if (TYPE_NAME (type) && show <= 0)
+ input_radix = radix;
+ if (from_tty)
{
- fprintf (stream, TYPE_NAME (type));
- return;
+ printf_filtered ("Input radix now set to decimal %u, hex %x, octal %o.\n",
+ radix, radix, radix);
}
+}
- switch (TYPE_CODE (type))
+/* ARGSUSED */
+static void
+set_output_radix (args, from_tty, c)
+ char *args;
+ int from_tty;
+ struct cmd_list_element *c;
+{
+ set_output_radix_1 (from_tty, *(unsigned *) c->var);
+}
+
+static void
+set_output_radix_1 (from_tty, radix)
+ int from_tty;
+ unsigned radix;
+{
+ /* Validate the radix and disallow ones that we aren't prepared to
+ handle correctly, leaving the radix unchanged. */
+ switch (radix)
{
- case TYPE_CODE_ARRAY:
- case TYPE_CODE_PTR:
- case TYPE_CODE_MEMBER:
- case TYPE_CODE_REF:
- case TYPE_CODE_FUNC:
- type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
+ case 16:
+ output_format = 'x'; /* hex */
+ break;
+ case 10:
+ output_format = 0; /* decimal */
break;
+ case 8:
+ output_format = 'o'; /* octal */
+ break;
+ default:
+ 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",
+ radix, radix, radix);
+ }
+}
- case TYPE_CODE_STRUCT:
- fprintf (stream, "struct ");
- goto struct_union;
+/* Set both the input and output radix at once. Try to set the output radix
+ first, since it has the most restrictive range. An radix that is valid as
+ an output radix is also valid as an input radix.
- case TYPE_CODE_UNION:
- fprintf (stream, "union ");
- struct_union:
- if (TYPE_NAME (type) && (name = TYPE_NAME (type)))
- {
- while (*name != ' ') name++;
- fprintf (stream, "%s ", name + 1);
- }
- if (show < 0)
- fprintf (stream, "{...}");
- else
- {
- int i;
-
- type_print_derivation_info (stream, type);
-
- fprintf (stream, "{");
- len = TYPE_NFIELDS (type);
- if (len) fprintf (stream, "\n");
- else fprintf (stream, "<no data fields>\n");
-
- /* If there is a base class for this type,
- do not print the field that it occupies. */
- for (i = TYPE_N_BASECLASSES (type); i < len; i++)
- {
- QUIT;
- /* Don't print out virtual function table. */
- if (! strncmp (TYPE_FIELD_NAME (type, i),
- "_vptr$", 6))
- continue;
-
- print_spaces (level + 4, stream);
- if (TYPE_FIELD_STATIC (type, i))
- {
- fprintf (stream, "static ");
- }
- type_print_1 (TYPE_FIELD_TYPE (type, i),
- TYPE_FIELD_NAME (type, i),
- stream, show - 1, level + 4);
- if (!TYPE_FIELD_STATIC (type, i)
- && TYPE_FIELD_PACKED (type, i))
- {
- /* ??? don't know what to put here ??? */;
- }
- fprintf (stream, ";\n");
- }
+ It may be useful to have an unusual input radix. If the user wishes to
+ set an input radix that is not valid as an output radix, he needs to use
+ the 'set input-radix' command. */
- /* C++: print out the methods */
- len = TYPE_NFN_FIELDS (type);
- if (len) fprintf (stream, "\n");
- for (i = 0; i < len; i++)
- {
- struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
- int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
+static void
+set_radix (arg, from_tty)
+ char *arg;
+ int from_tty;
+{
+ unsigned radix;
- for (j = 0; j < len2; j++)
- {
- QUIT;
- print_spaces (level + 4, stream);
- if (TYPE_FN_FIELD_VIRTUAL_P (f, j))
- fprintf (stream, "virtual ");
- type_print (TYPE_TARGET_TYPE (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j))), "", stream, 0);
- if (TYPE_FN_FIELD_PHYSNAME (f, j)[0] == '_'
- && TYPE_FN_FIELD_PHYSNAME (f, j)[1] == '$')
- type_print_method_args
- (TYPE_FN_FIELD_ARGS (f, j) + 1, "~",
- TYPE_FN_FIELDLIST_NAME (type, i), stream);
- else
- type_print_method_args
- (TYPE_FN_FIELD_ARGS (f, j), "",
- TYPE_FN_FIELDLIST_NAME (type, i), stream);
-
- fprintf (stream, ";\n");
- }
- if (len2) fprintf (stream, "\n");
- }
+ radix = (arg == NULL) ? 10 : parse_and_eval_address (arg);
+ set_output_radix_1 (0, 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",
+ radix, radix, radix);
+ }
+}
- print_spaces (level, stream);
- fputc ('}', stream);
- }
- break;
+/* Show both the input and output radices. */
- case TYPE_CODE_ENUM:
- fprintf (stream, "enum ");
- if (TYPE_NAME (type))
+/*ARGSUSED */
+static void
+show_radix (arg, from_tty)
+ char *arg;
+ int from_tty;
+{
+ if (from_tty)
+ {
+ if (input_radix == output_radix)
{
- name = TYPE_NAME (type);
- while (*name != ' ') name++;
- fprintf (stream, "%s ", name + 1);
+ printf_filtered ("Input and output radices set to decimal %u, hex %x, octal %o.\n",
+ input_radix, input_radix, input_radix);
}
- if (show < 0)
- fprintf (stream, "{...}");
else
{
- fprintf (stream, "{");
- len = TYPE_NFIELDS (type);
- lastval = 0;
- for (i = 0; i < len; i++)
- {
- QUIT;
- if (i) fprintf (stream, ", ");
- fprintf (stream, "%s", TYPE_FIELD_NAME (type, i));
- if (lastval != TYPE_FIELD_BITPOS (type, i))
- {
- fprintf (stream, " : %d", TYPE_FIELD_BITPOS (type, i));
- lastval = TYPE_FIELD_BITPOS (type, i);
- }
- lastval++;
- }
- fprintf (stream, "}");
+ 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",
+ output_radix, output_radix, output_radix);
}
- break;
-
- case TYPE_CODE_INT:
- if (TYPE_UNSIGNED (type))
- name = unsigned_type_table[TYPE_LENGTH (type)];
- else
- name = signed_type_table[TYPE_LENGTH (type)];
- fprintf (stream, "%s", name);
- break;
-
- case TYPE_CODE_FLT:
- name = float_type_table[TYPE_LENGTH (type)];
- fprintf (stream, "%s", name);
- break;
-
- case TYPE_CODE_VOID:
- fprintf (stream, "void");
- break;
-
- case 0:
- fprintf (stream, "struct unknown");
- break;
-
- default:
- error ("Invalid type code in symbol table.");
}
}
\f
+
+/*ARGSUSED */
static void
-set_maximum_command (arg)
+set_print (arg, from_tty)
char *arg;
+ int from_tty;
{
- if (!arg) error_no_arg ("value for maximum elements to print");
- print_max = atoi (arg);
+ printf_unfiltered (
+ "\"set print\" must be followed by the name of a print subcommand.\n");
+ help_list (setprintlist, "set print ", -1, gdb_stdout);
}
-extern struct cmd_list_element *setlist;
-
+/*ARGSUSED */
+static void
+show_print (args, from_tty)
+ char *args;
+ int from_tty;
+{
+ cmd_show_list (showprintlist, from_tty, "");
+}
+\f
void
_initialize_valprint ()
{
- add_cmd ("array-max", class_vars, set_maximum_command,
- "Set NUMBER as limit on string chars or array elements to print.",
+ struct cmd_list_element *c;
+
+ add_prefix_cmd ("print", no_class, set_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.",
+ &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);
+ c->function.sfunc = 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);
+ c->function.sfunc = 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\
+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.",
&setlist);
-
- print_max = 200;
-
- unsigned_type_table
- = (char **) xmalloc ((1 + sizeof (unsigned LONGEST)) * sizeof (char *));
- bzero (unsigned_type_table, (1 + sizeof (unsigned LONGEST)));
- unsigned_type_table[sizeof (unsigned char)] = "unsigned char";
- unsigned_type_table[sizeof (unsigned short)] = "unsigned short";
- unsigned_type_table[sizeof (unsigned long)] = "unsigned long";
- unsigned_type_table[sizeof (unsigned int)] = "unsigned int";
-#ifdef LONG_LONG
- unsigned_type_table[sizeof (unsigned long long)] = "unsigned long long";
-#endif
-
- signed_type_table
- = (char **) xmalloc ((1 + sizeof (LONGEST)) * sizeof (char *));
- bzero (signed_type_table, (1 + sizeof (LONGEST)));
- signed_type_table[sizeof (char)] = "char";
- signed_type_table[sizeof (short)] = "short";
- signed_type_table[sizeof (long)] = "long";
- signed_type_table[sizeof (int)] = "int";
-#ifdef LONG_LONG
- signed_type_table[sizeof (long long)] = "long long";
-#endif
-
- float_type_table
- = (char **) xmalloc ((1 + sizeof (double)) * sizeof (char *));
- bzero (float_type_table, (1 + sizeof (double)));
- float_type_table[sizeof (float)] = "float";
- float_type_table[sizeof (double)] = "double";
+ 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);
+
+ /* Give people the defaults which they are used to. */
+ prettyprint_structs = 0;
+ prettyprint_arrays = 0;
+ unionprint = 1;
+ addressprint = 1;
+ print_max = PRINT_MAX_DEFAULT;
}
-
projects / deliverable / binutils-gdb.git / blobdiff