/* C language support routines for GDB, the GNU debugger.
- Copyright (C) 1992-2017 Free Software Foundation, Inc.
+ Copyright (C) 1992-2019 Free Software Foundation, Inc.
This file is part of GDB.
#include "language.h"
#include "varobj.h"
#include "c-lang.h"
+#include "c-support.h"
#include "valprint.h"
#include "macroscope.h"
#include "charset.h"
#include <ctype.h>
#include "gdbcore.h"
-extern void _initialize_c_language (void);
-
/* Given a C string type, STR_TYPE, return the corresponding target
character set name. */
target charset. */
void
-c_get_string (struct value *value, gdb_byte **buffer,
+c_get_string (struct value *value, gdb::unique_xmalloc_ptr<gdb_byte> *buffer,
int *length, struct type **char_type,
const char **charset)
{
/* I is now either a user-defined length, the number of non-null
characters, or FETCHLIMIT. */
*length = i * width;
- *buffer = (gdb_byte *) xmalloc (*length);
- memcpy (*buffer, contents, *length);
+ buffer->reset ((gdb_byte *) xmalloc (*length));
+ memcpy (buffer->get (), contents, *length);
err = 0;
}
else
err = read_string (addr, *length, width, fetchlimit,
byte_order, buffer, length);
if (err != 0)
- {
- xfree (*buffer);
- memory_error (TARGET_XFER_E_IO, addr);
- }
+ memory_error (TARGET_XFER_E_IO, addr);
}
/* If the LENGTH is specified at -1, we want to return the string
if (req_length == -1)
/* If the last character is null, subtract it from LENGTH. */
if (*length > 0
- && extract_unsigned_integer (*buffer + *length - width,
+ && extract_unsigned_integer (buffer->get () + *length - width,
width, byte_order) == 0)
*length -= width;
gdb_byte data[4];
int i;
- for (i = 0; i < length && p < limit && isxdigit (*p); ++i, ++p)
+ for (i = 0; i < length && p < limit && ISXDIGIT (*p); ++i, ++p)
result = (result << 4) + host_hex_value (*p);
for (i = 3; i >= 0; --i)
unsigned long value = 0;
for (i = 0;
- i < 3 && p < limit && isdigit (*p) && *p != '8' && *p != '9';
+ i < 3 && p < limit && ISDIGIT (*p) && *p != '8' && *p != '9';
++i)
{
value = 8 * value + host_hex_value (*p);
{
unsigned long value = 0;
- while (p < limit && isxdigit (*p))
+ while (p < limit && ISXDIGIT (*p))
{
value = 16 * value + host_hex_value (*p);
++p;
case 'x':
ADVANCE;
- if (!isxdigit (*p))
+ if (!ISXDIGIT (*p))
error (_("\\x used with no following hex digits."));
p = convert_hex (type, p, limit, output);
break;
int length = *p == 'u' ? 4 : 8;
ADVANCE;
- if (!isxdigit (*p))
+ if (!ISXDIGIT (*p))
error (_("\\u used with no following hex digits"));
p = convert_ucn (p, limit, dest_charset, output, length);
}
{"*", UNOP_IND, PREC_PREFIX, 0},
{"&", UNOP_ADDR, PREC_PREFIX, 0},
{"sizeof ", UNOP_SIZEOF, PREC_PREFIX, 0},
+ {"alignof ", UNOP_ALIGNOF, PREC_PREFIX, 0},
{"++", UNOP_PREINCREMENT, PREC_PREFIX, 0},
{"--", UNOP_PREDECREMENT, PREC_PREFIX, 0},
{NULL, OP_NULL, PREC_PREFIX, 0}
".c", NULL
};
-const struct language_defn c_language_defn =
+extern const struct language_defn c_language_defn =
{
"c", /* Language name */
"C",
c_extensions,
&exp_descriptor_c,
c_parse,
- c_yyerror,
null_post_parser,
c_printchar, /* Print a character constant */
c_printstr, /* Function to print string constant */
default_read_var_value, /* la_read_var_value */
NULL, /* Language specific skip_trampoline */
NULL, /* name_of_this */
+ true, /* la_store_sym_names_in_linkage_form_p */
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
basic_lookup_transparent_type,/* lookup_transparent_type */
NULL, /* Language specific symbol demangler */
1, /* c-style arrays */
0, /* String lower bound */
default_word_break_characters,
- default_make_symbol_completion_list,
+ default_collect_symbol_completion_matches,
c_language_arch_info,
default_print_array_index,
default_pass_by_reference,
c_get_string,
c_watch_location_expression,
- NULL, /* la_get_symbol_name_cmp */
+ NULL, /* la_get_symbol_name_matcher */
iterate_over_symbols,
+ default_search_name_hash,
&c_varobj_ops,
c_get_compile_context,
c_compute_program,
".C", ".cc", ".cp", ".cpp", ".cxx", ".c++", NULL
};
-const struct language_defn cplus_language_defn =
+extern const struct language_defn cplus_language_defn =
{
"c++", /* Language name */
"C++",
cplus_extensions,
&exp_descriptor_c,
c_parse,
- c_yyerror,
null_post_parser,
c_printchar, /* Print a character constant */
c_printstr, /* Function to print string constant */
default_read_var_value, /* la_read_var_value */
cplus_skip_trampoline, /* Language specific skip_trampoline */
"this", /* name_of_this */
+ false, /* la_store_sym_names_in_linkage_form_p */
cp_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
cp_lookup_transparent_type, /* lookup_transparent_type */
gdb_demangle, /* Language specific symbol demangler */
1, /* c-style arrays */
0, /* String lower bound */
default_word_break_characters,
- default_make_symbol_completion_list,
+ default_collect_symbol_completion_matches,
cplus_language_arch_info,
default_print_array_index,
cp_pass_by_reference,
c_get_string,
c_watch_location_expression,
- NULL, /* la_get_symbol_name_cmp */
+ cp_get_symbol_name_matcher,
iterate_over_symbols,
+ cp_search_name_hash,
&cplus_varobj_ops,
- NULL,
- NULL,
+ cplus_get_compile_context,
+ cplus_compute_program,
LANG_MAGIC
};
".s", ".sx", ".S", NULL
};
-const struct language_defn asm_language_defn =
+extern const struct language_defn asm_language_defn =
{
"asm", /* Language name */
"assembly",
asm_extensions,
&exp_descriptor_c,
c_parse,
- c_yyerror,
null_post_parser,
c_printchar, /* Print a character constant */
c_printstr, /* Function to print string constant */
default_read_var_value, /* la_read_var_value */
NULL, /* Language specific skip_trampoline */
NULL, /* name_of_this */
+ true, /* la_store_sym_names_in_linkage_form_p */
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
basic_lookup_transparent_type,/* lookup_transparent_type */
NULL, /* Language specific symbol demangler */
1, /* c-style arrays */
0, /* String lower bound */
default_word_break_characters,
- default_make_symbol_completion_list,
+ default_collect_symbol_completion_matches,
c_language_arch_info, /* FIXME: la_language_arch_info. */
default_print_array_index,
default_pass_by_reference,
c_get_string,
c_watch_location_expression,
- NULL, /* la_get_symbol_name_cmp */
+ NULL, /* la_get_symbol_name_matcher */
iterate_over_symbols,
+ default_search_name_hash,
&default_varobj_ops,
NULL,
NULL,
to do some simple operations when debugging applications that use
a language currently not supported by GDB. */
-const struct language_defn minimal_language_defn =
+extern const struct language_defn minimal_language_defn =
{
"minimal", /* Language name */
"Minimal",
NULL,
&exp_descriptor_c,
c_parse,
- c_yyerror,
null_post_parser,
c_printchar, /* Print a character constant */
c_printstr, /* Function to print string constant */
default_read_var_value, /* la_read_var_value */
NULL, /* Language specific skip_trampoline */
NULL, /* name_of_this */
+ true, /* la_store_sym_names_in_linkage_form_p */
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
basic_lookup_transparent_type,/* lookup_transparent_type */
NULL, /* Language specific symbol demangler */
1, /* c-style arrays */
0, /* String lower bound */
default_word_break_characters,
- default_make_symbol_completion_list,
+ default_collect_symbol_completion_matches,
c_language_arch_info,
default_print_array_index,
default_pass_by_reference,
c_get_string,
c_watch_location_expression,
- NULL, /* la_get_symbol_name_cmp */
+ NULL, /* la_get_symbol_name_matcher */
iterate_over_symbols,
+ default_search_name_hash,
&default_varobj_ops,
NULL,
NULL,
LANG_MAGIC
};
-
-void
-_initialize_c_language (void)
-{
- add_language (&c_language_defn);
- add_language (&cplus_language_defn);
- add_language (&asm_language_defn);
- add_language (&minimal_language_defn);
-}