/* Character set conversion support for GDB.
- Copyright (C) 2001-2017 Free Software Foundation, Inc.
+ Copyright (C) 2001-2018 Free Software Foundation, Inc.
This file is part of GDB.
/* This is the sfunc for the 'set charset' command. */
static void
-set_charset_sfunc (char *charset, int from_tty,
+set_charset_sfunc (const char *charset, int from_tty,
struct cmd_list_element *c)
{
/* CAREFUL: set the target charset here as well. */
/* 'set host-charset' command sfunc. We need a wrapper here because
the function needs to have a specific signature. */
static void
-set_host_charset_sfunc (char *charset, int from_tty,
+set_host_charset_sfunc (const char *charset, int from_tty,
struct cmd_list_element *c)
{
validate (get_current_arch ());
/* Wrapper for the 'set target-charset' command. */
static void
-set_target_charset_sfunc (char *charset, int from_tty,
+set_target_charset_sfunc (const char *charset, int from_tty,
struct cmd_list_element *c)
{
validate (get_current_arch ());
/* Wrapper for the 'set target-wide-charset' command. */
static void
-set_target_wide_charset_sfunc (char *charset, int from_tty,
+set_target_wide_charset_sfunc (const char *charset, int from_tty,
struct cmd_list_element *c)
{
validate (get_current_arch ());
++out_request;
if (out_request > m_out.size ())
- m_out.reserve (out_request);
+ m_out.resize (out_request);
continue;
case EINVAL:
return -1;
}
-\f
-/* The charset.c module initialization function. */
+struct charset_vector
+{
+ ~charset_vector ()
+ {
+ clear ();
+ }
+
+ void clear ()
+ {
+ for (char *c : charsets)
+ xfree (c);
-extern initialize_file_ftype _initialize_charset; /* -Wmissing-prototype */
+ charsets.clear ();
+ }
-static VEC (char_ptr) *charsets;
+ std::vector<char *> charsets;
+};
+
+static charset_vector charsets;
#ifdef PHONY_ICONV
static void
find_charset_names (void)
{
- /* Cast is fine here, because CHARSETS is never released. Note that
- the vec does not hold "const char *" pointers instead of "char *"
- because the non-phony version stores heap-allocated strings in
- it. */
- VEC_safe_push (char_ptr, charsets, (char *) GDB_DEFAULT_HOST_CHARSET);
- VEC_safe_push (char_ptr, charsets, NULL);
+ charsets.charsets.push_back (xstrdup (GDB_DEFAULT_HOST_CHARSET));
+ charsets.charsets.push_back (NULL);
}
#else /* PHONY_ICONV */
unsigned int i;
for (i = 0; i < count; ++i)
- VEC_safe_push (char_ptr, charsets, xstrdup (names[i]));
+ charsets.charsets.push_back (xstrdup (names[i]));
return 0;
}
find_charset_names (void)
{
iconvlist (add_one, NULL);
- VEC_safe_push (char_ptr, charsets, NULL);
+
+ charsets.charsets.push_back (NULL);
}
#else
int err, status;
int fail = 1;
int flags;
- struct gdb_environ *iconv_env;
+ gdb_environ iconv_env = gdb_environ::from_host_environ ();
char *iconv_program;
/* Older iconvs, e.g. 2.2.2, don't omit the intro text if stdout is
not a tty. We need to recognize it and ignore it. This text is
subject to translation, so force LANGUAGE=C. */
- iconv_env = make_environ ();
- init_environ (iconv_env);
- set_in_environ (iconv_env, "LANGUAGE", "C");
- set_in_environ (iconv_env, "LC_ALL", "C");
+ iconv_env.set ("LANGUAGE", "C");
+ iconv_env.set ("LC_ALL", "C");
child = pex_init (PEX_USE_PIPES, "iconv", NULL);
/* Note that we simply ignore errors here. */
if (!pex_run_in_environment (child, flags,
args[0], const_cast<char **> (args),
- environ_vector (iconv_env),
+ iconv_env.envp (),
NULL, NULL, &err))
{
FILE *in = pex_read_output (child, 0);
break;
keep_going = *p;
*p = '\0';
- VEC_safe_push (char_ptr, charsets, xstrdup (start));
+ charsets.charsets.push_back (xstrdup (start));
if (!keep_going)
break;
/* Skip any extra spaces. */
xfree (iconv_program);
pex_free (child);
- free_environ (iconv_env);
if (fail)
{
/* Some error occurred, so drop the vector. */
- free_char_ptr_vec (charsets);
- charsets = NULL;
+ charsets.clear ();
}
else
- VEC_safe_push (char_ptr, charsets, NULL);
+ charsets.charsets.push_back (NULL);
}
#endif /* HAVE_ICONVLIST || HAVE_LIBICONVLIST */
_initialize_charset (void)
{
/* The first element is always "auto". */
- VEC_safe_push (char_ptr, charsets, xstrdup ("auto"));
+ charsets.charsets.push_back (xstrdup ("auto"));
find_charset_names ();
- if (VEC_length (char_ptr, charsets) > 1)
- charset_enum = (const char **) VEC_address (char_ptr, charsets);
+ if (charsets.charsets.size () > 1)
+ charset_enum = (const char **) charsets.charsets.data ();
else
charset_enum = default_charset_names;