/* Multiple source language support for GDB.
- Copyright 1991, 1992 Free Software Foundation, Inc.
+ Copyright 1991, 1992, 2000 Free Software Foundation, Inc.
Contributed by the Department of Computer Science at the State University
of New York at Buffalo.
-This file is part of GDB.
+ This file is part of GDB.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
/* This file contains functions that return things that are specific
to languages. Each function should examine current_language if necessary,
whenever the working language changes. That would be a lot faster. */
#include "defs.h"
-#include <string.h>
-#include <varargs.h>
+#include <ctype.h>
+#include "gdb_string.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "target.h"
#include "parser-defs.h"
+extern void _initialize_language PARAMS ((void));
+
static void
show_language_command PARAMS ((char *, int));
static void
set_type_range PARAMS ((void));
+static void unk_lang_emit_char (int c, struct ui_file *stream, int quoter);
+
+static void unk_lang_printchar (int c, struct ui_file *stream);
+
+static void unk_lang_printstr (struct ui_file * stream, char *string,
+ unsigned int length, int width,
+ int force_ellipses);
+
+static struct type *
+ unk_lang_create_fundamental_type PARAMS ((struct objfile *, int));
+
+static void unk_lang_print_type (struct type *, char *, struct ui_file *,
+ int, int);
+
+static int unk_lang_val_print (struct type *, char *, int, CORE_ADDR,
+ struct ui_file *, int, int, int,
+ enum val_prettyprint);
+
+static int unk_lang_value_print (value_ptr, struct ui_file *, int, enum val_prettyprint);
+
/* Forward declaration */
extern const struct language_defn unknown_language_defn;
extern char *warning_pre_print;
-
+
/* The current (default at startup) state of type and range checking.
- (If the modes are set to "auto", though, these are changed based
- on the default language at startup, and then again based on the
- language of the first source file. */
+ (If the modes are set to "auto", though, these are changed based
+ on the default language at startup, and then again based on the
+ language of the first source file. */
enum range_mode range_mode = range_mode_auto;
enum range_check range_check = range_check_off;
static const struct language_defn **languages;
static unsigned languages_size;
static unsigned languages_allocsize;
-#define DEFAULT_ALLOCSIZE 3
+#define DEFAULT_ALLOCSIZE 4
/* The "set language/type/range" commands all put stuff in these
buffers. This is to make them work as set/show commands. The
/* Warning issued when current_language and the language of the current
frame do not match. */
char lang_frame_mismatch_warn[] =
- "Warning: the current language does not match this frame.";
-
+"Warning: the current language does not match this frame.";
\f
+
/* This page contains the functions corresponding to GDB commands
and their helpers. */
does not match the frame. */
static void
show_language_command (ignore, from_tty)
- char *ignore;
- int from_tty;
+ char *ignore;
+ int from_tty;
{
- enum language flang; /* The language of the current frame */
+ enum language flang; /* The language of the current frame */
- flang = get_frame_language();
- if (flang != language_unknown &&
+ flang = get_frame_language ();
+ if (flang != language_unknown &&
language_mode == language_mode_manual &&
current_language->la_language != flang)
- printf_filtered("%s\n",lang_frame_mismatch_warn);
+ printf_filtered ("%s\n", lang_frame_mismatch_warn);
}
/* Set command. Change the current working language. */
static void
set_language_command (ignore, from_tty)
- char *ignore;
- int from_tty;
+ char *ignore;
+ int from_tty;
{
int i;
enum language flang;
char *err_lang;
- /* FIXME -- do this from the list, with HELP. */
- if (!language || !language[0]) {
- printf("The currently understood settings are:\n\n\
-local or auto Automatic setting based on source file\n\
-c Use the C language\n\
-c++ Use the C++ language\n\
-modula-2 Use the Modula-2 language\n");
- /* Restore the silly string. */
- set_language(current_language->la_language);
- return;
- }
+ if (!language || !language[0])
+ {
+ printf_unfiltered ("The currently understood settings are:\n\n");
+ printf_unfiltered ("local or auto Automatic setting based on source file\n");
+
+ for (i = 0; i < languages_size; ++i)
+ {
+ /* Already dealt with these above. */
+ if (languages[i]->la_language == language_unknown
+ || languages[i]->la_language == language_auto)
+ continue;
+
+ /* FIXME for now assume that the human-readable name is just
+ a capitalization of the internal name. */
+ printf_unfiltered ("%-16s Use the %c%s language\n",
+ languages[i]->la_name,
+ /* Capitalize first letter of language
+ name. */
+ toupper (languages[i]->la_name[0]),
+ languages[i]->la_name + 1);
+ }
+ /* Restore the silly string. */
+ set_language (current_language->la_language);
+ return;
+ }
/* Search the list of languages for a match. */
- for (i = 0; i < languages_size; i++) {
- if (!strcmp (languages[i]->la_name, language)) {
- /* Found it! Go into manual mode, and use this language. */
- if (languages[i]->la_language == language_auto) {
- /* Enter auto mode. Set to the current frame's language, if known. */
- language_mode = language_mode_auto;
- flang = get_frame_language();
- if (flang!=language_unknown)
- set_language(flang);
- expected_language = current_language;
- return;
- } else {
- /* Enter manual mode. Set the specified language. */
- language_mode = language_mode_manual;
- current_language = languages[i];
- set_type_range ();
- set_lang_str();
- expected_language = current_language;
- return;
- }
+ for (i = 0; i < languages_size; i++)
+ {
+ if (STREQ (languages[i]->la_name, language))
+ {
+ /* Found it! Go into manual mode, and use this language. */
+ if (languages[i]->la_language == language_auto)
+ {
+ /* Enter auto mode. Set to the current frame's language, if known. */
+ language_mode = language_mode_auto;
+ flang = get_frame_language ();
+ if (flang != language_unknown)
+ set_language (flang);
+ expected_language = current_language;
+ return;
+ }
+ else
+ {
+ /* Enter manual mode. Set the specified language. */
+ language_mode = language_mode_manual;
+ current_language = languages[i];
+ set_type_range ();
+ set_lang_str ();
+ expected_language = current_language;
+ return;
+ }
+ }
}
- }
/* Reset the language (esp. the global string "language") to the
correct values. */
- err_lang=savestring(language,strlen(language));
+ err_lang = savestring (language, strlen (language));
make_cleanup (free, err_lang); /* Free it after error */
- set_language(current_language->la_language);
- error ("Unknown language `%s'.",err_lang);
+ set_language (current_language->la_language);
+ error ("Unknown language `%s'.", err_lang);
}
/* Show command. Display a warning if the type setting does
not match the current language. */
static void
-show_type_command(ignore, from_tty)
- char *ignore;
- int from_tty;
+show_type_command (ignore, from_tty)
+ char *ignore;
+ int from_tty;
{
- if (type_check != current_language->la_type_check)
- printf(
-"Warning: the current type check setting does not match the language.\n");
+ if (type_check != current_language->la_type_check)
+ printf_unfiltered (
+ "Warning: the current type check setting does not match the language.\n");
}
/* Set command. Change the setting for type checking. */
static void
-set_type_command(ignore, from_tty)
- char *ignore;
- int from_tty;
+set_type_command (ignore, from_tty)
+ char *ignore;
+ int from_tty;
{
- if (!strcmp(type,"on"))
- {
+ if (STREQ (type, "on"))
+ {
type_check = type_check_on;
type_mode = type_mode_manual;
- }
- else if (!strcmp(type,"warn"))
- {
+ }
+ else if (STREQ (type, "warn"))
+ {
type_check = type_check_warn;
type_mode = type_mode_manual;
- }
- else if (!strcmp(type,"off"))
- {
+ }
+ else if (STREQ (type, "off"))
+ {
type_check = type_check_off;
type_mode = type_mode_manual;
- }
- else if (!strcmp(type,"auto"))
- {
+ }
+ else if (STREQ (type, "auto"))
+ {
type_mode = type_mode_auto;
- set_type_range();
+ set_type_range ();
/* Avoid hitting the set_type_str call below. We
did it in set_type_range. */
return;
- }
- set_type_str();
- show_type_command((char *)NULL, from_tty);
+ }
+ else
+ {
+ warning ("Unrecognized type check setting: \"%s\"", type);
+ }
+ set_type_str ();
+ show_type_command ((char *) NULL, from_tty);
}
/* Show command. Display a warning if the range setting does
not match the current language. */
static void
-show_range_command(ignore, from_tty)
- char *ignore;
- int from_tty;
+show_range_command (ignore, from_tty)
+ char *ignore;
+ int from_tty;
{
- if (range_check != current_language->la_range_check)
- printf(
-"Warning: the current range check setting does not match the language.\n");
+ if (range_check != current_language->la_range_check)
+ printf_unfiltered (
+ "Warning: the current range check setting does not match the language.\n");
}
/* Set command. Change the setting for range checking. */
static void
-set_range_command(ignore, from_tty)
- char *ignore;
- int from_tty;
+set_range_command (ignore, from_tty)
+ char *ignore;
+ int from_tty;
{
- if (!strcmp(range,"on"))
- {
+ if (STREQ (range, "on"))
+ {
range_check = range_check_on;
range_mode = range_mode_manual;
- }
- else if (!strcmp(range,"warn"))
- {
+ }
+ else if (STREQ (range, "warn"))
+ {
range_check = range_check_warn;
range_mode = range_mode_manual;
- }
- else if (!strcmp(range,"off"))
- {
+ }
+ else if (STREQ (range, "off"))
+ {
range_check = range_check_off;
range_mode = range_mode_manual;
- }
- else if (!strcmp(range,"auto"))
- {
+ }
+ else if (STREQ (range, "auto"))
+ {
range_mode = range_mode_auto;
- set_type_range();
+ set_type_range ();
/* Avoid hitting the set_range_str call below. We
- did it in set_type_range. */
+ did it in set_type_range. */
return;
- }
- set_range_str();
- show_range_command((char *)0, from_tty);
+ }
+ else
+ {
+ warning ("Unrecognized range check setting: \"%s\"", range);
+ }
+ set_range_str ();
+ show_range_command ((char *) 0, from_tty);
}
/* Set the status of range and type checking based on
If SHOW is non-zero, then print out the current language,
type and range checking status. */
static void
-set_type_range()
+set_type_range ()
{
if (range_mode == range_mode_auto)
if (type_mode == type_mode_auto)
type_check = current_language->la_type_check;
- set_type_str();
- set_range_str();
+ set_type_str ();
+ set_range_str ();
}
-/* Set current language to (enum language) LANG. */
+/* Set current language to (enum language) LANG. Returns previous language. */
-void
-set_language(lang)
- enum language lang;
+enum language
+set_language (lang)
+ enum language lang;
{
int i;
+ enum language prev_language;
- for (i = 0; i < languages_size; i++) {
- if (languages[i]->la_language == lang) {
- current_language = languages[i];
- set_type_range ();
- set_lang_str();
- break;
+ prev_language = current_language->la_language;
+
+ for (i = 0; i < languages_size; i++)
+ {
+ if (languages[i]->la_language == lang)
+ {
+ current_language = languages[i];
+ set_type_range ();
+ set_lang_str ();
+ break;
+ }
}
- }
+
+ return prev_language;
}
\f
/* This page contains functions that update the global vars
language, type and range. */
static void
-set_lang_str()
+set_lang_str ()
{
- char *prefix = "";
+ char *prefix = "";
- free (language);
- if (language_mode == language_mode_auto)
- prefix = "auto; currently ";
+ free (language);
+ if (language_mode == language_mode_auto)
+ prefix = "auto; currently ";
- language = concat(prefix, current_language->la_name, NULL);
+ language = concat (prefix, current_language->la_name, NULL);
}
static void
-set_type_str()
+set_type_str ()
{
- char *tmp, *prefix = "";
+ char *tmp = NULL, *prefix = "";
- free (type);
- if (type_mode==type_mode_auto)
- prefix = "auto; currently ";
+ free (type);
+ if (type_mode == type_mode_auto)
+ prefix = "auto; currently ";
- switch(type_check)
- {
- case type_check_on:
+ switch (type_check)
+ {
+ case type_check_on:
tmp = "on";
break;
- case type_check_off:
+ case type_check_off:
tmp = "off";
break;
- case type_check_warn:
+ case type_check_warn:
tmp = "warn";
break;
- default:
+ default:
error ("Unrecognized type check setting.");
- }
+ }
- type = concat(prefix,tmp,NULL);
+ type = concat (prefix, tmp, NULL);
}
static void
-set_range_str()
+set_range_str ()
{
- char *tmp, *pref = "";
+ char *tmp, *pref = "";
- free (range);
- if (range_mode==range_mode_auto)
- pref = "auto; currently ";
+ if (range_mode == range_mode_auto)
+ pref = "auto; currently ";
- switch(range_check)
- {
- case range_check_on:
+ switch (range_check)
+ {
+ case range_check_on:
tmp = "on";
break;
- case range_check_off:
+ case range_check_off:
tmp = "off";
break;
- case range_check_warn:
+ case range_check_warn:
tmp = "warn";
break;
- default:
+ default:
error ("Unrecognized range check setting.");
- }
+ }
- range = concat(pref,tmp,NULL);
+ free (range);
+ range = concat (pref, tmp, NULL);
}
return;
expected_language = current_language;
- printf("Current language: %s\n",language);
- show_language_command((char *)0, 1);
+ printf_unfiltered ("Current language: %s\n", language);
+ show_language_command ((char *) 0, 1);
if (!quietly)
{
- printf("Type checking: %s\n",type);
- show_type_command((char *)0, 1);
- printf("Range checking: %s\n",range);
- show_range_command((char *)0, 1);
+ printf_unfiltered ("Type checking: %s\n", type);
+ show_type_command ((char *) 0, 1);
+ printf_unfiltered ("Range checking: %s\n", range);
+ show_range_command ((char *) 0, 1);
}
}
\f
/* Return the result of a binary operation. */
-#if 0 /* Currently unused */
+#if 0 /* Currently unused */
struct type *
-binop_result_type(v1,v2)
- value v1,v2;
+binop_result_type (v1, v2)
+ value_ptr v1, v2;
{
- int l1,l2,size,uns;
-
- l1 = TYPE_LENGTH(VALUE_TYPE(v1));
- l2 = TYPE_LENGTH(VALUE_TYPE(v2));
-
- switch(current_language->la_language)
- {
- case language_c:
- case language_cplus:
- if (TYPE_CODE(VALUE_TYPE(v1))==TYPE_CODE_FLT)
- return TYPE_CODE(VALUE_TYPE(v2)) == TYPE_CODE_FLT && l2 > l1 ?
- VALUE_TYPE(v2) : VALUE_TYPE(v1);
- else if (TYPE_CODE(VALUE_TYPE(v2))==TYPE_CODE_FLT)
- return TYPE_CODE(VALUE_TYPE(v1)) == TYPE_CODE_FLT && l1 > l2 ?
- VALUE_TYPE(v1) : VALUE_TYPE(v2);
- else if (TYPE_UNSIGNED(VALUE_TYPE(v1)) && l1 > l2)
- return VALUE_TYPE(v1);
- else if (TYPE_UNSIGNED(VALUE_TYPE(v2)) && l2 > l1)
- return VALUE_TYPE(v2);
- else /* Both are signed. Result is the longer type */
- return l1 > l2 ? VALUE_TYPE(v1) : VALUE_TYPE(v2);
+ int size, uns;
+ struct type *t1 = check_typedef (VALUE_TYPE (v1));
+ struct type *t2 = check_typedef (VALUE_TYPE (v2));
+
+ int l1 = TYPE_LENGTH (t1);
+ int l2 = TYPE_LENGTH (t2);
+
+ switch (current_language->la_language)
+ {
+ case language_c:
+ case language_cplus:
+ if (TYPE_CODE (t1) == TYPE_CODE_FLT)
+ return TYPE_CODE (t2) == TYPE_CODE_FLT && l2 > l1 ?
+ VALUE_TYPE (v2) : VALUE_TYPE (v1);
+ else if (TYPE_CODE (t2) == TYPE_CODE_FLT)
+ return TYPE_CODE (t1) == TYPE_CODE_FLT && l1 > l2 ?
+ VALUE_TYPE (v1) : VALUE_TYPE (v2);
+ else if (TYPE_UNSIGNED (t1) && l1 > l2)
+ return VALUE_TYPE (v1);
+ else if (TYPE_UNSIGNED (t2) && l2 > l1)
+ return VALUE_TYPE (v2);
+ else /* Both are signed. Result is the longer type */
+ return l1 > l2 ? VALUE_TYPE (v1) : VALUE_TYPE (v2);
break;
- case language_m2:
+ case language_m2:
/* If we are doing type-checking, l1 should equal l2, so this is
- not needed. */
- return l1 > l2 ? VALUE_TYPE(v1) : VALUE_TYPE(v2);
+ not needed. */
+ return l1 > l2 ? VALUE_TYPE (v1) : VALUE_TYPE (v2);
break;
- }
- abort();
- return (struct type *)0; /* For lint */
+ case language_chill:
+ error ("Missing Chill support in function binop_result_check."); /*FIXME */
+ }
+ abort ();
+ return (struct type *) 0; /* For lint */
}
-#endif /* 0 */
-
+#endif /* 0 */
\f
+
/* This page contains functions that return format strings for
printf for printing out numbers in different formats */
/* Returns the appropriate printf format for hexadecimal
numbers. */
char *
-local_hex_format_custom(pre)
- char *pre;
+local_hex_format_custom (pre)
+ char *pre;
{
- static char form[50];
+ static char form[50];
+
+ strcpy (form, local_hex_format_prefix ());
+ strcat (form, "%");
+ strcat (form, pre);
+ strcat (form, local_hex_format_specifier ());
+ strcat (form, local_hex_format_suffix ());
+ return form;
+}
- strcpy (form, current_language->la_hex_format_pre);
- strcat (form, pre);
- strcat (form, current_language->la_hex_format_suf);
- return form;
+/* Converts a number to hexadecimal (without leading "0x") and stores it in a
+ static string. Returns a pointer to this string. */
+
+char *
+longest_raw_hex_string (num)
+ LONGEST num;
+{
+ static char res_longest_raw_hex_string[50];
+ long long ll = num; /* MERGEBUG ?? see below */
+ res_longest_raw_hex_string[0] = 0;
+ /* MERGEBUG ?? As a quick fix I am replacing this with sprintf
+ strcat_address_numeric (num, 0, res_longest_raw_hex_string, 50);
+ */
+
+ sprintf (res_longest_raw_hex_string, "%llx", ll);
+ return res_longest_raw_hex_string;
}
/* Converts a number to hexadecimal and stores it in a static
string. Returns a pointer to this string. */
char *
local_hex_string (num)
- int num;
+ unsigned long num;
{
- static char res[50];
+ static char res[50];
- sprintf (res, current_language->la_hex_format, num);
- return res;
+ sprintf (res, local_hex_format (), num);
+ return res;
+}
+
+/* Converts a LONGEST number to hexadecimal and stores it in a static
+ string. Returns a pointer to this string. */
+char *
+longest_local_hex_string (num)
+ LONGEST num;
+{
+ return longest_local_hex_string_custom (num, "l");
}
/* Converts a number to custom hexadecimal and stores it in a static
string. Returns a pointer to this string. */
char *
-local_hex_string_custom(num,pre)
- int num;
- char *pre;
+local_hex_string_custom (num, pre)
+ unsigned long num;
+ char *pre;
{
- static char res[50];
+ static char res[50];
- sprintf (res, local_hex_format_custom(pre), num);
- return res;
+ sprintf (res, local_hex_format_custom (pre), num);
+ return res;
}
+/* Converts a LONGEST number to custom hexadecimal and stores it in a static
+ string. Returns a pointer to this string. Note that the width parameter
+ should end with "l", e.g. "08l" as with calls to local_hex_string_custom */
+
+char *
+longest_local_hex_string_custom (num, width)
+ LONGEST num;
+ char *width;
+{
+#define RESULT_BUF_LEN 50
+ static char res2[RESULT_BUF_LEN];
+ char format[RESULT_BUF_LEN];
+#if !defined (PRINTF_HAS_LONG_LONG)
+ int field_width;
+ int num_len;
+ int num_pad_chars;
+ char *pad_char; /* string with one character */
+ int pad_on_left;
+ char *parse_ptr;
+ char temp_nbr_buf[RESULT_BUF_LEN];
+#endif
+
+#ifndef CC_HAS_LONG_LONG
+ /* If there is no long long, then LONGEST should be just long and we
+ can use local_hex_string_custom
+ */
+ return local_hex_string_custom ((unsigned long) num, width);
+#endif
+
+#if defined (PRINTF_HAS_LONG_LONG)
+ /* Just use printf. */
+ strcpy (format, local_hex_format_prefix ()); /* 0x */
+ strcat (format, "%");
+ strcat (format, width); /* e.g. "08l" */
+ strcat (format, "l"); /* need "ll" for long long */
+ strcat (format, local_hex_format_specifier ()); /* "x" */
+ strcat (format, local_hex_format_suffix ()); /* "" */
+ sprintf (res2, format, num);
+ return res2;
+#else /* !defined (PRINTF_HAS_LONG_LONG) */
+ /* Use strcat_address_numeric to print the number into a string, then
+ build the result string from local_hex_format_prefix, padding and
+ the hex representation as indicated by "width". */
+
+ temp_nbr_buf[0] = 0;
+ /* With use_local == 0, we don't get the leading "0x" prefix. */
+ /* MERGEBUG ?? As a quick fix I am replacing this call to
+ strcat_address_numeric with sprintf
+ strcat_address_numeric(num, 0, temp_nbr_buf, RESULT_BUF_LEN);
+ */
+
+ {
+ long long ll = num;
+ sprintf (temp_nbr_buf, "%llx", ll);
+ }
+ /* parse width */
+ parse_ptr = width;
+ pad_on_left = 1;
+ pad_char = " ";
+ if (*parse_ptr == '-')
+ {
+ parse_ptr++;
+ pad_on_left = 0;
+ }
+ if (*parse_ptr == '0')
+ {
+ parse_ptr++;
+ if (pad_on_left)
+ pad_char = "0"; /* If padding is on the right, it is blank */
+ }
+ field_width = atoi (parse_ptr);
+ num_len = strlen (temp_nbr_buf);
+ num_pad_chars = field_width - strlen (temp_nbr_buf); /* possibly negative */
+
+ if (strlen (local_hex_format_prefix ()) + num_len + num_pad_chars
+ < RESULT_BUF_LEN) /* paranoia */
+ internal_error ("longest_local_hex_string_custom: insufficient space to store result");
+
+ strcpy (res2, local_hex_format_prefix ());
+ if (pad_on_left)
+ {
+ while (num_pad_chars > 0)
+ {
+ strcat (res2, pad_char);
+ num_pad_chars--;
+ }
+ }
+ strcat (res2, temp_nbr_buf);
+ if (!pad_on_left)
+ {
+ while (num_pad_chars > 0)
+ {
+ strcat (res2, pad_char);
+ num_pad_chars--;
+ }
+ }
+ return res2;
+#endif
+
+} /* longest_local_hex_string_custom */
+
/* Returns the appropriate printf format for octal
numbers. */
char *
-local_octal_format_custom(pre)
- char *pre;
+local_octal_format_custom (pre)
+ char *pre;
{
- static char form[50];
+ static char form[50];
+
+ strcpy (form, local_octal_format_prefix ());
+ strcat (form, "%");
+ strcat (form, pre);
+ strcat (form, local_octal_format_specifier ());
+ strcat (form, local_octal_format_suffix ());
+ return form;
+}
- strcpy (form, current_language->la_octal_format_pre);
- strcat (form, pre);
- strcat (form, current_language->la_octal_format_suf);
- return form;
+/* Returns the appropriate printf format for decimal numbers. */
+char *
+local_decimal_format_custom (pre)
+ char *pre;
+{
+ static char form[50];
+
+ strcpy (form, local_decimal_format_prefix ());
+ strcat (form, "%");
+ strcat (form, pre);
+ strcat (form, local_decimal_format_specifier ());
+ strcat (form, local_decimal_format_suffix ());
+ return form;
}
\f
+#if 0
/* This page contains functions that are used in type/range checking.
They all return zero if the type/range check fails.
both Modula-2 and for C. In the C case, TYPE_CODE_CHAR will never occur,
and thus will never cause the failure of the test. */
int
-simple_type(type)
- struct type *type;
+simple_type (type)
+ struct type *type;
{
- switch (TYPE_CODE (type)) {
- case TYPE_CODE_INT:
- case TYPE_CODE_CHAR:
- case TYPE_CODE_ENUM:
- case TYPE_CODE_FLT:
- case TYPE_CODE_RANGE:
- case TYPE_CODE_BOOL:
- return 1;
-
- default:
- return 0;
- }
+ CHECK_TYPEDEF (type);
+ switch (TYPE_CODE (type))
+ {
+ case TYPE_CODE_INT:
+ case TYPE_CODE_CHAR:
+ case TYPE_CODE_ENUM:
+ case TYPE_CODE_FLT:
+ case TYPE_CODE_RANGE:
+ case TYPE_CODE_BOOL:
+ return 1;
+
+ default:
+ return 0;
+ }
}
-/* Returns non-zero if its argument is of an ordered type. */
+/* Returns non-zero if its argument is of an ordered type.
+ An ordered type is one in which the elements can be tested for the
+ properties of "greater than", "less than", etc, or for which the
+ operations "increment" or "decrement" make sense. */
int
ordered_type (type)
- struct type *type;
+ struct type *type;
{
- switch (TYPE_CODE (type)) {
- case TYPE_CODE_INT:
- case TYPE_CODE_CHAR:
- case TYPE_CODE_ENUM:
- case TYPE_CODE_FLT:
- case TYPE_CODE_RANGE:
- return 1;
-
- default:
- return 0;
- }
+ CHECK_TYPEDEF (type);
+ switch (TYPE_CODE (type))
+ {
+ case TYPE_CODE_INT:
+ case TYPE_CODE_CHAR:
+ case TYPE_CODE_ENUM:
+ case TYPE_CODE_FLT:
+ case TYPE_CODE_RANGE:
+ return 1;
+
+ default:
+ return 0;
+ }
}
/* Returns non-zero if the two types are the same */
int
same_type (arg1, arg2)
- struct type *arg1, *arg2;
+ struct type *arg1, *arg2;
{
- if (structured_type(arg1) ? !structured_type(arg2) : structured_type(arg2))
- /* One is structured and one isn't */
- return 0;
- else if (structured_type(arg1) && structured_type(arg2))
- return arg1 == arg2;
- else if (numeric_type(arg1) && numeric_type(arg2))
- return (TYPE_CODE(arg2) == TYPE_CODE(arg1)) &&
- (TYPE_UNSIGNED(arg1) == TYPE_UNSIGNED(arg2))
- ? 1 : 0;
- else
- return arg1==arg2;
+ CHECK_TYPEDEF (type);
+ if (structured_type (arg1) ? !structured_type (arg2) : structured_type (arg2))
+ /* One is structured and one isn't */
+ return 0;
+ else if (structured_type (arg1) && structured_type (arg2))
+ return arg1 == arg2;
+ else if (numeric_type (arg1) && numeric_type (arg2))
+ return (TYPE_CODE (arg2) == TYPE_CODE (arg1)) &&
+ (TYPE_UNSIGNED (arg1) == TYPE_UNSIGNED (arg2))
+ ? 1 : 0;
+ else
+ return arg1 == arg2;
}
/* Returns non-zero if the type is integral */
int
integral_type (type)
- struct type *type;
+ struct type *type;
{
- switch(current_language->la_language)
- {
- case language_c:
- case language_cplus:
- return (TYPE_CODE(type) != TYPE_CODE_INT) &&
- (TYPE_CODE(type) != TYPE_CODE_ENUM) ? 0 : 1;
- case language_m2:
- return TYPE_CODE(type) != TYPE_CODE_INT ? 0 : 1;
- default:
+ CHECK_TYPEDEF (type);
+ switch (current_language->la_language)
+ {
+ case language_c:
+ case language_cplus:
+ return (TYPE_CODE (type) != TYPE_CODE_INT) &&
+ (TYPE_CODE (type) != TYPE_CODE_ENUM) ? 0 : 1;
+ case language_m2:
+ return TYPE_CODE (type) != TYPE_CODE_INT ? 0 : 1;
+ case language_chill:
+ error ("Missing Chill support in function integral_type."); /*FIXME */
+ default:
error ("Language not supported.");
- }
+ }
}
/* Returns non-zero if the value is numeric */
int
numeric_type (type)
- struct type *type;
+ struct type *type;
{
- switch (TYPE_CODE (type)) {
- case TYPE_CODE_INT:
- case TYPE_CODE_FLT:
- return 1;
+ CHECK_TYPEDEF (type);
+ switch (TYPE_CODE (type))
+ {
+ case TYPE_CODE_INT:
+ case TYPE_CODE_FLT:
+ return 1;
- default:
- return 0;
- }
+ default:
+ return 0;
+ }
}
/* Returns non-zero if the value is a character type */
int
character_type (type)
- struct type *type;
+ struct type *type;
+{
+ CHECK_TYPEDEF (type);
+ switch (current_language->la_language)
+ {
+ case language_chill:
+ case language_m2:
+ return TYPE_CODE (type) != TYPE_CODE_CHAR ? 0 : 1;
+
+ case language_c:
+ case language_cplus:
+ return (TYPE_CODE (type) == TYPE_CODE_INT) &&
+ TYPE_LENGTH (type) == sizeof (char)
+ ? 1 : 0;
+ default:
+ return (0);
+ }
+}
+
+/* Returns non-zero if the value is a string type */
+int
+string_type (type)
+ struct type *type;
{
- switch(current_language->la_language)
- {
- case language_m2:
- return TYPE_CODE(type) != TYPE_CODE_CHAR ? 0 : 1;
-
- case language_c:
- case language_cplus:
- return (TYPE_CODE(type) == TYPE_CODE_INT) &&
- TYPE_LENGTH(type) == sizeof(char)
- ? 1 : 0;
- default:
+ CHECK_TYPEDEF (type);
+ switch (current_language->la_language)
+ {
+ case language_chill:
+ case language_m2:
+ return TYPE_CODE (type) != TYPE_CODE_STRING ? 0 : 1;
+
+ case language_c:
+ case language_cplus:
+ /* C does not have distinct string type. */
+ return (0);
+ default:
return (0);
- }
+ }
}
/* Returns non-zero if the value is a boolean type */
int
boolean_type (type)
- struct type *type;
+ struct type *type;
{
- switch(current_language->la_language)
- {
- case language_m2:
- return TYPE_CODE(type) != TYPE_CODE_BOOL ? 0 : 1;
-
- case language_c:
- case language_cplus:
- return TYPE_CODE(type) != TYPE_CODE_INT ? 0 : 1;
- default:
- return (0);
- }
+ CHECK_TYPEDEF (type);
+ if (TYPE_CODE (type) == TYPE_CODE_BOOL)
+ return 1;
+ switch (current_language->la_language)
+ {
+ case language_c:
+ case language_cplus:
+ /* Might be more cleanly handled by having a TYPE_CODE_INT_NOT_BOOL
+ for CHILL and such languages, or a TYPE_CODE_INT_OR_BOOL for C. */
+ if (TYPE_CODE (type) == TYPE_CODE_INT)
+ return 1;
+ default:
+ break;
+ }
+ return 0;
}
/* Returns non-zero if the value is a floating-point type */
int
float_type (type)
- struct type *type;
+ struct type *type;
{
- return TYPE_CODE(type) == TYPE_CODE_FLT;
+ CHECK_TYPEDEF (type);
+ return TYPE_CODE (type) == TYPE_CODE_FLT;
}
/* Returns non-zero if the value is a pointer type */
int
-pointer_type(type)
- struct type *type;
+pointer_type (type)
+ struct type *type;
{
- return TYPE_CODE(type) == TYPE_CODE_PTR ||
- TYPE_CODE(type) == TYPE_CODE_REF;
+ return TYPE_CODE (type) == TYPE_CODE_PTR ||
+ TYPE_CODE (type) == TYPE_CODE_REF;
}
/* Returns non-zero if the value is a structured type */
int
-structured_type(type)
- struct type *type;
+structured_type (type)
+ struct type *type;
{
- switch(current_language->la_language)
- {
- case language_c:
- case language_cplus:
- return (TYPE_CODE(type) == TYPE_CODE_STRUCT) ||
- (TYPE_CODE(type) == TYPE_CODE_UNION) ||
- (TYPE_CODE(type) == TYPE_CODE_ARRAY);
- case language_m2:
- return (TYPE_CODE(type) == TYPE_CODE_STRUCT) ||
- (TYPE_CODE(type) == TYPE_CODE_SET) ||
- (TYPE_CODE(type) == TYPE_CODE_ARRAY);
- default:
+ CHECK_TYPEDEF (type);
+ switch (current_language->la_language)
+ {
+ case language_c:
+ case language_cplus:
+ return (TYPE_CODE (type) == TYPE_CODE_STRUCT) ||
+ (TYPE_CODE (type) == TYPE_CODE_UNION) ||
+ (TYPE_CODE (type) == TYPE_CODE_ARRAY);
+ case language_m2:
+ return (TYPE_CODE (type) == TYPE_CODE_STRUCT) ||
+ (TYPE_CODE (type) == TYPE_CODE_SET) ||
+ (TYPE_CODE (type) == TYPE_CODE_ARRAY);
+ case language_chill:
+ error ("Missing Chill support in function structured_type."); /*FIXME */
+ default:
return (0);
- }
+ }
+}
+#endif
+\f
+struct type *
+lang_bool_type ()
+{
+ struct symbol *sym;
+ struct type *type;
+ switch (current_language->la_language)
+ {
+ case language_chill:
+ return builtin_type_chill_bool;
+ case language_fortran:
+ sym = lookup_symbol ("logical", NULL, VAR_NAMESPACE, NULL, NULL);
+ if (sym)
+ {
+ type = SYMBOL_TYPE (sym);
+ if (type && TYPE_CODE (type) == TYPE_CODE_BOOL)
+ return type;
+ }
+ return builtin_type_f_logical_s2;
+ case language_cplus:
+ sym = lookup_symbol ("bool", NULL, VAR_NAMESPACE, NULL, NULL);
+ if (sym)
+ {
+ type = SYMBOL_TYPE (sym);
+ if (type && TYPE_CODE (type) == TYPE_CODE_BOOL)
+ return type;
+ }
+ return builtin_type_bool;
+ default:
+ return builtin_type_int;
+ }
}
\f
/* This page contains functions that return info about
/* Returns non-zero if the value VAL represents a true value. */
int
-value_true(val)
- value val;
+value_true (val)
+ value_ptr val;
{
- int len, i;
- struct type *type;
- LONGEST v;
-
- switch (current_language->la_language) {
-
- case language_c:
- case language_cplus:
- return !value_zerop (val);
-
- case language_m2:
- type = VALUE_TYPE(val);
- if (TYPE_CODE (type) != TYPE_CODE_BOOL)
- return 0; /* Not a BOOLEAN at all */
- /* Search the fields for one that matches the current value. */
- len = TYPE_NFIELDS (type);
- v = value_as_long (val);
- for (i = 0; i < len; i++)
- {
- QUIT;
- if (v == TYPE_FIELD_BITPOS (type, i))
- break;
- }
- if (i >= len)
- return 0; /* Not a valid BOOLEAN value */
- if (!strcmp ("TRUE", TYPE_FIELD_NAME(VALUE_TYPE(val), i)))
- return 1; /* BOOLEAN with value TRUE */
- else
- return 0; /* BOOLEAN with value FALSE */
- break;
-
- default:
- error ("Language not supported.");
- }
+ /* It is possible that we should have some sort of error if a non-boolean
+ value is used in this context. Possibly dependent on some kind of
+ "boolean-checking" option like range checking. But it should probably
+ not depend on the language except insofar as is necessary to identify
+ a "boolean" value (i.e. in C using a float, pointer, etc., as a boolean
+ should be an error, probably). */
+ return !value_logical_not (val);
}
\f
/* Returns non-zero if the operator OP is defined on
the values ARG1 and ARG2. */
-#if 0 /* Currently unused */
+#if 0 /* Currently unused */
void
-binop_type_check(arg1,arg2,op)
- value arg1,arg2;
- int op;
+binop_type_check (arg1, arg2, op)
+ value_ptr arg1, arg2;
+ int op;
{
- struct type *t1, *t2;
+ struct type *t1, *t2;
- /* If we're not checking types, always return success. */
- if (!STRICT_TYPE)
- return;
+ /* If we're not checking types, always return success. */
+ if (!STRICT_TYPE)
+ return;
- t1=VALUE_TYPE(arg1);
- if (arg2!=(value)NULL)
- t2=VALUE_TYPE(arg2);
- else
- t2=NULL;
-
- switch(op)
- {
- case BINOP_ADD:
- case BINOP_SUB:
- if ((numeric_type(t1) && pointer_type(t2)) ||
- (pointer_type(t1) && numeric_type(t2)))
- {
- warning ("combining pointer and integer.\n");
- break;
- }
- case BINOP_MUL:
- case BINOP_LSH:
- case BINOP_RSH:
- if (!numeric_type(t1) || !numeric_type(t2))
- type_op_error ("Arguments to %s must be numbers.",op);
- else if (!same_type(t1,t2))
- type_op_error ("Arguments to %s must be of the same type.",op);
+ t1 = VALUE_TYPE (arg1);
+ if (arg2 != NULL)
+ t2 = VALUE_TYPE (arg2);
+ else
+ t2 = NULL;
+
+ switch (op)
+ {
+ case BINOP_ADD:
+ case BINOP_SUB:
+ if ((numeric_type (t1) && pointer_type (t2)) ||
+ (pointer_type (t1) && numeric_type (t2)))
+ {
+ warning ("combining pointer and integer.\n");
+ break;
+ }
+ case BINOP_MUL:
+ case BINOP_LSH:
+ case BINOP_RSH:
+ if (!numeric_type (t1) || !numeric_type (t2))
+ type_op_error ("Arguments to %s must be numbers.", op);
+ else if (!same_type (t1, t2))
+ type_op_error ("Arguments to %s must be of the same type.", op);
break;
- case BINOP_AND:
- case BINOP_OR:
- if (!boolean_type(t1) || !boolean_type(t2))
- type_op_error ("Arguments to %s must be of boolean type.",op);
+ case BINOP_LOGICAL_AND:
+ case BINOP_LOGICAL_OR:
+ if (!boolean_type (t1) || !boolean_type (t2))
+ type_op_error ("Arguments to %s must be of boolean type.", op);
break;
- case BINOP_EQUAL:
- if ((pointer_type(t1) && !(pointer_type(t2) || integral_type(t2))) ||
- (pointer_type(t2) && !(pointer_type(t1) || integral_type(t1))))
- type_op_error ("A pointer can only be compared to an integer or pointer.",op);
- else if ((pointer_type(t1) && integral_type(t2)) ||
- (integral_type(t1) && pointer_type(t2)))
- {
- warning ("combining integer and pointer.\n");
- break;
- }
- else if (!simple_type(t1) || !simple_type(t2))
- type_op_error ("Arguments to %s must be of simple type.",op);
- else if (!same_type(t1,t2))
- type_op_error ("Arguments to %s must be of the same type.",op);
+ case BINOP_EQUAL:
+ if ((pointer_type (t1) && !(pointer_type (t2) || integral_type (t2))) ||
+ (pointer_type (t2) && !(pointer_type (t1) || integral_type (t1))))
+ type_op_error ("A pointer can only be compared to an integer or pointer.", op);
+ else if ((pointer_type (t1) && integral_type (t2)) ||
+ (integral_type (t1) && pointer_type (t2)))
+ {
+ warning ("combining integer and pointer.\n");
+ break;
+ }
+ else if (!simple_type (t1) || !simple_type (t2))
+ type_op_error ("Arguments to %s must be of simple type.", op);
+ else if (!same_type (t1, t2))
+ type_op_error ("Arguments to %s must be of the same type.", op);
+ break;
+
+ case BINOP_REM:
+ case BINOP_MOD:
+ if (!integral_type (t1) || !integral_type (t2))
+ type_op_error ("Arguments to %s must be of integral type.", op);
break;
- case BINOP_REM:
- if (!integral_type(t1) || !integral_type(t2))
- type_op_error ("Arguments to %s must be of integral type.",op);
+ case BINOP_LESS:
+ case BINOP_GTR:
+ case BINOP_LEQ:
+ case BINOP_GEQ:
+ if (!ordered_type (t1) || !ordered_type (t2))
+ type_op_error ("Arguments to %s must be of ordered type.", op);
+ else if (!same_type (t1, t2))
+ type_op_error ("Arguments to %s must be of the same type.", op);
break;
- case BINOP_LESS:
- case BINOP_GTR:
- case BINOP_LEQ:
- case BINOP_GEQ:
- if (!ordered_type(t1) || !ordered_type(t2))
- type_op_error ("Arguments to %s must be of ordered type.",op);
- else if (!same_type(t1,t2))
- type_op_error ("Arguments to %s must be of the same type.",op);
+ case BINOP_ASSIGN:
+ if (pointer_type (t1) && !integral_type (t2))
+ type_op_error ("A pointer can only be assigned an integer.", op);
+ else if (pointer_type (t1) && integral_type (t2))
+ {
+ warning ("combining integer and pointer.");
+ break;
+ }
+ else if (!simple_type (t1) || !simple_type (t2))
+ type_op_error ("Arguments to %s must be of simple type.", op);
+ else if (!same_type (t1, t2))
+ type_op_error ("Arguments to %s must be of the same type.", op);
break;
- case BINOP_ASSIGN:
- if (pointer_type(t1) && !integral_type(t2))
- type_op_error ("A pointer can only be assigned an integer.",op);
- else if (pointer_type(t1) && integral_type(t2))
- {
- warning ("combining integer and pointer.");
- break;
- }
- else if (!simple_type(t1) || !simple_type(t2))
- type_op_error ("Arguments to %s must be of simple type.",op);
- else if (!same_type(t1,t2))
- type_op_error ("Arguments to %s must be of the same type.",op);
+ case BINOP_CONCAT:
+ /* FIXME: Needs to handle bitstrings as well. */
+ if (!(string_type (t1) || character_type (t1) || integral_type (t1))
+ || !(string_type (t2) || character_type (t2) || integral_type (t2)))
+ type_op_error ("Arguments to %s must be strings or characters.", op);
break;
- /* Unary checks -- arg2 is null */
+ /* Unary checks -- arg2 is null */
- case UNOP_ZEROP:
- if (!boolean_type(t1))
- type_op_error ("Argument to %s must be of boolean type.",op);
+ case UNOP_LOGICAL_NOT:
+ if (!boolean_type (t1))
+ type_op_error ("Argument to %s must be of boolean type.", op);
break;
- case UNOP_PLUS:
- case UNOP_NEG:
- if (!numeric_type(t1))
- type_op_error ("Argument to %s must be of numeric type.",op);
+ case UNOP_PLUS:
+ case UNOP_NEG:
+ if (!numeric_type (t1))
+ type_op_error ("Argument to %s must be of numeric type.", op);
break;
- case UNOP_IND:
- if (integral_type(t1))
- {
- warning ("combining pointer and integer.\n");
- break;
- }
- else if (!pointer_type(t1))
- type_op_error ("Argument to %s must be a pointer.",op);
+ case UNOP_IND:
+ if (integral_type (t1))
+ {
+ warning ("combining pointer and integer.\n");
+ break;
+ }
+ else if (!pointer_type (t1))
+ type_op_error ("Argument to %s must be a pointer.", op);
break;
- case UNOP_PREINCREMENT:
- case UNOP_POSTINCREMENT:
- case UNOP_PREDECREMENT:
- case UNOP_POSTDECREMENT:
- if (!ordered_type(t1))
- type_op_error ("Argument to %s must be of an ordered type.",op);
+ case UNOP_PREINCREMENT:
+ case UNOP_POSTINCREMENT:
+ case UNOP_PREDECREMENT:
+ case UNOP_POSTDECREMENT:
+ if (!ordered_type (t1))
+ type_op_error ("Argument to %s must be of an ordered type.", op);
break;
- default:
+ default:
/* Ok. The following operators have different meanings in
- different languages. */
- switch(current_language->la_language)
- {
+ different languages. */
+ switch (current_language->la_language)
+ {
#ifdef _LANG_c
- case language_c:
- case language_cplus:
- switch(op)
- {
- case BINOP_DIV:
- if (!numeric_type(t1) || !numeric_type(t2))
- type_op_error ("Arguments to %s must be numbers.",op);
- break;
- }
- break;
+ case language_c:
+ case language_cplus:
+ switch (op)
+ {
+ case BINOP_DIV:
+ if (!numeric_type (t1) || !numeric_type (t2))
+ type_op_error ("Arguments to %s must be numbers.", op);
+ break;
+ }
+ break;
#endif
#ifdef _LANG_m2
- case language_m2:
- switch(op)
- {
- case BINOP_DIV:
- if (!float_type(t1) || !float_type(t2))
- type_op_error ("Arguments to %s must be floating point numbers.",op);
- break;
- case BINOP_INTDIV:
- if (!integral_type(t1) || !integral_type(t2))
- type_op_error ("Arguments to %s must be of integral type.",op);
- break;
- }
+ case language_m2:
+ switch (op)
+ {
+ case BINOP_DIV:
+ if (!float_type (t1) || !float_type (t2))
+ type_op_error ("Arguments to %s must be floating point numbers.", op);
+ break;
+ case BINOP_INTDIV:
+ if (!integral_type (t1) || !integral_type (t2))
+ type_op_error ("Arguments to %s must be of integral type.", op);
+ break;
+ }
#endif
- }
- }
-}
-#endif /* 0 */
+#ifdef _LANG_chill
+ case language_chill:
+ error ("Missing Chill support in function binop_type_check."); /*FIXME */
+#endif
+
+ }
+ }
+}
+#endif /* 0 */
\f
+
/* This page contains functions for the printing out of
error messages that occur during type- and range-
checking. */
this is an error and error () is called. Otherwise, it is
a warning and printf() is called. */
void
-op_error (fmt,op,fatal)
- char *fmt;
- enum exp_opcode op;
- int fatal;
+op_error (fmt, op, fatal)
+ char *fmt;
+ enum exp_opcode op;
+ int fatal;
{
- if (fatal)
- error (fmt,op_string(op));
- else
- {
- warning (fmt,op_string(op));
- }
+ if (fatal)
+ error (fmt, op_string (op));
+ else
+ {
+ warning (fmt, op_string (op));
+ }
}
/* These are called when a language fails a type- or range-check.
by the value of warning_pre_print and we do not return to the top level. */
void
-type_error (va_alist)
- va_dcl
+type_error (char *string,...)
{
- va_list args;
- char *string;
-
- if (type_check==type_check_warn)
- fprintf(stderr,warning_pre_print);
- else
- target_terminal_ours();
-
- va_start (args);
- string = va_arg (args, char *);
- vfprintf (stderr, string, args);
- fprintf (stderr, "\n");
- va_end (args);
- if (type_check==type_check_on)
- return_to_top_level();
+ va_list args;
+ va_start (args, string);
+
+ if (type_check == type_check_warn)
+ fprintf_filtered (gdb_stderr, warning_pre_print);
+ else
+ error_begin ();
+
+ vfprintf_filtered (gdb_stderr, string, args);
+ fprintf_filtered (gdb_stderr, "\n");
+ va_end (args);
+ if (type_check == type_check_on)
+ return_to_top_level (RETURN_ERROR);
}
void
-range_error (va_alist)
- va_dcl
+range_error (char *string,...)
{
- va_list args;
- char *string;
-
- if (range_check==range_check_warn)
- fprintf(stderr,warning_pre_print);
- else
- target_terminal_ours();
-
- va_start (args);
- string = va_arg (args, char *);
- vfprintf (stderr, string, args);
- fprintf (stderr, "\n");
- va_end (args);
- if (range_check==range_check_on)
- return_to_top_level();
+ va_list args;
+ va_start (args, string);
+
+ if (range_check == range_check_warn)
+ fprintf_filtered (gdb_stderr, warning_pre_print);
+ else
+ error_begin ();
+
+ vfprintf_filtered (gdb_stderr, string, args);
+ fprintf_filtered (gdb_stderr, "\n");
+ va_end (args);
+ if (range_check == range_check_on)
+ return_to_top_level (RETURN_ERROR);
}
-
\f
+
/* This page contains miscellaneous functions */
+/* Return the language enum for a given language string. */
+
+enum language
+language_enum (str)
+ char *str;
+{
+ int i;
+
+ for (i = 0; i < languages_size; i++)
+ if (STREQ (languages[i]->la_name, str))
+ return languages[i]->la_language;
+
+ return language_unknown;
+}
+
+/* Return the language struct for a given language enum. */
+
+const struct language_defn *
+language_def (lang)
+ enum language lang;
+{
+ int i;
+
+ for (i = 0; i < languages_size; i++)
+ {
+ if (languages[i]->la_language == lang)
+ {
+ return languages[i];
+ }
+ }
+ return NULL;
+}
+
/* Return the language as a string */
char *
-language_str(lang)
- enum language lang;
+language_str (lang)
+ enum language lang;
{
int i;
- for (i = 0; i < languages_size; i++) {
- if (languages[i]->la_language == lang) {
- return languages[i]->la_name;
+ for (i = 0; i < languages_size; i++)
+ {
+ if (languages[i]->la_language == lang)
+ {
+ return languages[i]->la_name;
+ }
}
- }
return "Unknown";
}
static void
set_check (ignore, from_tty)
- char *ignore;
- int from_tty;
+ char *ignore;
+ int from_tty;
{
- printf(
-"\"set check\" must be followed by the name of a check subcommand.\n");
- help_list(setchecklist, "set check ", -1, stdout);
+ printf_unfiltered (
+ "\"set check\" must be followed by the name of a check subcommand.\n");
+ help_list (setchecklist, "set check ", -1, gdb_stdout);
}
static void
show_check (ignore, from_tty)
- char *ignore;
- int from_tty;
+ char *ignore;
+ int from_tty;
{
- cmd_show_list(showchecklist, from_tty, "");
+ cmd_show_list (showchecklist, from_tty, "");
}
\f
/* Add a language to the set of known languages. */
{
if (lang->la_magic != LANG_MAGIC)
{
- fprintf(stderr, "Magic number of %s language struct wrong\n",
- lang->la_name);
- abort();
+ fprintf_unfiltered (gdb_stderr, "Magic number of %s language struct wrong\n",
+ lang->la_name);
+ abort ();
}
if (!languages)
{
languages_allocsize *= 2;
languages = (const struct language_defn **) xrealloc ((char *) languages,
- languages_allocsize * sizeof (*languages));
+ languages_allocsize * sizeof (*languages));
}
languages[languages_size++] = lang;
}
error ("Attempted to parse an expression with unknown language");
}
-static struct type ** const (unknown_builtin_types[]) = { 0 };
-static const struct op_print unk_op_print_tab[] = { 0 };
+static void
+unk_lang_emit_char (c, stream, quoter)
+ register int c;
+ struct ui_file *stream;
+ int quoter;
+{
+ error ("internal error - unimplemented function unk_lang_emit_char called.");
+}
+
+static void
+unk_lang_printchar (c, stream)
+ register int c;
+ struct ui_file *stream;
+{
+ error ("internal error - unimplemented function unk_lang_printchar called.");
+}
+
+static void
+unk_lang_printstr (stream, string, length, width, force_ellipses)
+ struct ui_file *stream;
+ char *string;
+ unsigned int length;
+ int width;
+ int force_ellipses;
+{
+ error ("internal error - unimplemented function unk_lang_printstr called.");
+}
+
+static struct type *
+unk_lang_create_fundamental_type (objfile, typeid)
+ struct objfile *objfile;
+ int typeid;
+{
+ error ("internal error - unimplemented function unk_lang_create_fundamental_type called.");
+}
+
+static void
+unk_lang_print_type (type, varstring, stream, show, level)
+ struct type *type;
+ char *varstring;
+ struct ui_file *stream;
+ int show;
+ int level;
+{
+ error ("internal error - unimplemented function unk_lang_print_type called.");
+}
-const struct language_defn unknown_language_defn = {
+static int
+unk_lang_val_print (type, valaddr, embedded_offset, address, stream, format, deref_ref,
+ recurse, pretty)
+ 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;
+{
+ error ("internal error - unimplemented function unk_lang_val_print called.");
+}
+
+static int
+unk_lang_value_print (val, stream, format, pretty)
+ value_ptr val;
+ struct ui_file *stream;
+ int format;
+ enum val_prettyprint pretty;
+{
+ error ("internal error - unimplemented function unk_lang_value_print called.");
+}
+
+static struct type **CONST_PTR (unknown_builtin_types[]) =
+{
+ 0
+};
+static const struct op_print unk_op_print_tab[] =
+{
+ {NULL, OP_NULL, PREC_NULL, 0}
+};
+
+const struct language_defn unknown_language_defn =
+{
"unknown",
language_unknown,
&unknown_builtin_types[0],
type_check_off,
unk_lang_parser,
unk_lang_error,
- &builtin_type_error, /* longest signed integral type */
- &builtin_type_error, /* longest unsigned integral type */
- &builtin_type_error, /* longest floating point type */
- "0x%x", "0x%", "x", /* Hex format, prefix, suffix */
- "0%o", "0%", "o", /* Octal format, prefix, suffix */
+ evaluate_subexp_standard,
+ unk_lang_printchar, /* Print character constant */
+ unk_lang_printstr,
+ unk_lang_emit_char,
+ unk_lang_create_fundamental_type,
+ unk_lang_print_type, /* Print a type using appropriate syntax */
+ unk_lang_val_print, /* Print a value using appropriate syntax */
+ unk_lang_value_print, /* Print a top-level value */
+ {"", "", "", ""}, /* Binary format info */
+ {"0%lo", "0", "o", ""}, /* Octal format info */
+ {"%ld", "", "d", ""}, /* Decimal format info */
+ {"0x%lx", "0x", "x", ""}, /* Hex format info */
unk_op_print_tab, /* expression operators for printing */
+ 1, /* c-style arrays */
+ 0, /* String lower bound */
+ &builtin_type_char, /* Type of string elements */
LANG_MAGIC
};
/* These two structs define fake entries for the "local" and "auto" options. */
-const struct language_defn auto_language_defn = {
+const struct language_defn auto_language_defn =
+{
"auto",
language_auto,
&unknown_builtin_types[0],
type_check_off,
unk_lang_parser,
unk_lang_error,
- &builtin_type_error, /* longest signed integral type */
- &builtin_type_error, /* longest unsigned integral type */
- &builtin_type_error, /* longest floating point type */
- "0x%x", "0x%", "x", /* Hex format, prefix, suffix */
- "0%o", "0%", "o", /* Octal format, prefix, suffix */
+ evaluate_subexp_standard,
+ unk_lang_printchar, /* Print character constant */
+ unk_lang_printstr,
+ unk_lang_emit_char,
+ unk_lang_create_fundamental_type,
+ unk_lang_print_type, /* Print a type using appropriate syntax */
+ unk_lang_val_print, /* Print a value using appropriate syntax */
+ unk_lang_value_print, /* Print a top-level value */
+ {"", "", "", ""}, /* Binary format info */
+ {"0%lo", "0", "o", ""}, /* Octal format info */
+ {"%ld", "", "d", ""}, /* Decimal format info */
+ {"0x%lx", "0x", "x", ""}, /* Hex format info */
unk_op_print_tab, /* expression operators for printing */
+ 1, /* c-style arrays */
+ 0, /* String lower bound */
+ &builtin_type_char, /* Type of string elements */
LANG_MAGIC
};
-const struct language_defn local_language_defn = {
+const struct language_defn local_language_defn =
+{
"local",
language_auto,
&unknown_builtin_types[0],
type_check_off,
unk_lang_parser,
unk_lang_error,
- &builtin_type_error, /* longest signed integral type */
- &builtin_type_error, /* longest unsigned integral type */
- &builtin_type_error, /* longest floating point type */
- "0x%x", "0x%", "x", /* Hex format, prefix, suffix */
- "0%o", "0%", "o", /* Octal format, prefix, suffix */
+ evaluate_subexp_standard,
+ unk_lang_printchar, /* Print character constant */
+ unk_lang_printstr,
+ unk_lang_emit_char,
+ unk_lang_create_fundamental_type,
+ unk_lang_print_type, /* Print a type using appropriate syntax */
+ unk_lang_val_print, /* Print a value using appropriate syntax */
+ unk_lang_value_print, /* Print a top-level value */
+ {"", "", "", ""}, /* Binary format info */
+ {"0%lo", "0", "o", ""}, /* Octal format info */
+ {"%ld", "", "d", ""}, /* Decimal format info */
+ {"0x%lx", "0x", "x", ""}, /* Hex format info */
unk_op_print_tab, /* expression operators for printing */
+ 1, /* c-style arrays */
+ 0, /* String lower bound */
+ &builtin_type_char, /* Type of string elements */
LANG_MAGIC
};
\f
/* Initialize the language routines */
void
-_initialize_language()
+_initialize_language ()
{
- struct cmd_list_element *set, *show;
-
- /* GDB commands for language specific stuff */
-
- set = add_set_cmd ("language", class_support, var_string_noescape,
- (char *)&language,
- "Set the current source language.",
- &setlist);
- show = add_show_from_set (set, &showlist);
- set->function.cfunc = set_language_command;
- show->function.cfunc = show_language_command;
-
- add_prefix_cmd ("check", no_class, set_check,
- "Set the status of the type/range checker",
- &setchecklist, "set check ", 0, &setlist);
- add_alias_cmd ("c", "check", no_class, 1, &setlist);
- add_alias_cmd ("ch", "check", no_class, 1, &setlist);
-
- add_prefix_cmd ("check", no_class, show_check,
- "Show the status of the type/range checker",
- &showchecklist, "show check ", 0, &showlist);
- add_alias_cmd ("c", "check", no_class, 1, &showlist);
- add_alias_cmd ("ch", "check", no_class, 1, &showlist);
-
- set = add_set_cmd ("type", class_support, var_string_noescape,
- (char *)&type,
- "Set type checking. (on/warn/off/auto)",
- &setchecklist);
- show = add_show_from_set (set, &showchecklist);
- set->function.cfunc = set_type_command;
- show->function.cfunc = show_type_command;
-
- set = add_set_cmd ("range", class_support, var_string_noescape,
- (char *)&range,
- "Set range checking. (on/warn/off/auto)",
- &setchecklist);
- show = add_show_from_set (set, &showchecklist);
- set->function.cfunc = set_range_command;
- show->function.cfunc = show_range_command;
-
- add_language (&unknown_language_defn);
- add_language (&local_language_defn);
- add_language (&auto_language_defn);
-
- language = savestring ("auto",strlen("auto"));
- range = savestring ("auto",strlen("auto"));
- type = savestring ("auto",strlen("auto"));
-
- /* Have the above take effect */
-
- set_language_command (language, 0);
- set_type_command (NULL, 0);
- set_range_command (NULL, 0);
+ struct cmd_list_element *set, *show;
+
+ /* GDB commands for language specific stuff */
+
+ set = add_set_cmd ("language", class_support, var_string_noescape,
+ (char *) &language,
+ "Set the current source language.",
+ &setlist);
+ show = add_show_from_set (set, &showlist);
+ set->function.cfunc = set_language_command;
+ show->function.cfunc = show_language_command;
+
+ add_prefix_cmd ("check", no_class, set_check,
+ "Set the status of the type/range checker",
+ &setchecklist, "set check ", 0, &setlist);
+ add_alias_cmd ("c", "check", no_class, 1, &setlist);
+ add_alias_cmd ("ch", "check", no_class, 1, &setlist);
+
+ add_prefix_cmd ("check", no_class, show_check,
+ "Show the status of the type/range checker",
+ &showchecklist, "show check ", 0, &showlist);
+ add_alias_cmd ("c", "check", no_class, 1, &showlist);
+ add_alias_cmd ("ch", "check", no_class, 1, &showlist);
+
+ set = add_set_cmd ("type", class_support, var_string_noescape,
+ (char *) &type,
+ "Set type checking. (on/warn/off/auto)",
+ &setchecklist);
+ show = add_show_from_set (set, &showchecklist);
+ set->function.cfunc = set_type_command;
+ show->function.cfunc = show_type_command;
+
+ set = add_set_cmd ("range", class_support, var_string_noescape,
+ (char *) &range,
+ "Set range checking. (on/warn/off/auto)",
+ &setchecklist);
+ show = add_show_from_set (set, &showchecklist);
+ set->function.cfunc = set_range_command;
+ show->function.cfunc = show_range_command;
+
+ add_language (&unknown_language_defn);
+ add_language (&local_language_defn);
+ add_language (&auto_language_defn);
+
+ language = savestring ("auto", strlen ("auto"));
+ set_language_command (language, 0);
+
+ type = savestring ("auto", strlen ("auto"));
+ set_type_command (NULL, 0);
+
+ range = savestring ("auto", strlen ("auto"));
+ set_range_command (NULL, 0);
}
projects / binutils.git / blobdiff