return make_cleanup (do_free_section_addr_info, addrs);
}
-struct restore_integer_closure
-{
- int *variable;
- int value;
-};
-
-static void
-restore_integer (void *p)
-{
- struct restore_integer_closure *closure
- = (struct restore_integer_closure *) p;
-
- *(closure->variable) = closure->value;
-}
-
-/* Remember the current value of *VARIABLE and make it restored when
- the cleanup is run. */
-
-struct cleanup *
-make_cleanup_restore_integer (int *variable)
-{
- struct restore_integer_closure *c = XNEW (struct restore_integer_closure);
-
- c->variable = variable;
- c->value = *variable;
-
- return make_cleanup_dtor (restore_integer, (void *) c, xfree);
-}
-
-/* Remember the current value of *VARIABLE and make it restored when
- the cleanup is run. */
-
-struct cleanup *
-make_cleanup_restore_uinteger (unsigned int *variable)
-{
- return make_cleanup_restore_integer ((int *) variable);
-}
-
/* Helper for make_cleanup_unpush_target. */
static void
return make_cleanup (do_value_free_to_mark, mark);
}
-/* Helper for make_cleanup_value_free. */
-
-static void
-do_value_free (void *value)
-{
- value_free ((struct value *) value);
-}
-
-/* Free VALUE. */
-
-struct cleanup *
-make_cleanup_value_free (struct value *value)
-{
- return make_cleanup (do_value_free, value);
-}
-
/* This function is useful for cleanups.
Do
static int dejavu;
int quit_p;
int dump_core_p;
- char *reason;
- struct cleanup *cleanup = make_cleanup (null_cleanup, NULL);
+ std::string reason;
/* Don't allow infinite error/warning recursion. */
{
style similar to a compiler error message. Include extra detail
so that the user knows that they are living on the edge. */
{
- char *msg;
-
- msg = xstrvprintf (fmt, ap);
- reason = xstrprintf ("%s:%d: %s: %s\n"
- "A problem internal to GDB has been detected,\n"
- "further debugging may prove unreliable.",
- file, line, problem->name, msg);
- xfree (msg);
- make_cleanup (xfree, reason);
+ std::string msg = string_vprintf (fmt, ap);
+ reason = string_printf ("%s:%d: %s: %s\n"
+ "A problem internal to GDB has been detected,\n"
+ "further debugging may prove unreliable.",
+ file, line, problem->name, msg.c_str ());
}
/* Fall back to abort_with_message if gdb_stderr is not set up. */
if (current_ui == NULL)
{
- fputs (reason, stderr);
+ fputs (reason.c_str (), stderr);
abort_with_message ("\n");
}
if (problem->should_quit != internal_problem_ask
|| !confirm
|| !filtered_printing_initialized ())
- fprintf_unfiltered (gdb_stderr, "%s\n", reason);
+ fprintf_unfiltered (gdb_stderr, "%s\n", reason.c_str ());
if (problem->should_quit == internal_problem_ask)
{
if (!confirm || !filtered_printing_initialized ())
quit_p = 1;
else
- quit_p = query (_("%s\nQuit this debugging session? "), reason);
+ quit_p = query (_("%s\nQuit this debugging session? "),
+ reason.c_str ());
}
else if (problem->should_quit == internal_problem_yes)
quit_p = 1;
if (problem->should_dump_core == internal_problem_ask)
{
- if (!can_dump_core_warn (LIMIT_MAX, reason))
+ if (!can_dump_core_warn (LIMIT_MAX, reason.c_str ()))
dump_core_p = 0;
else if (!filtered_printing_initialized ())
dump_core_p = 1;
/* Default (yes/batch case) is to dump core. This leaves a GDB
`dropping' so that it is easier to see that something went
wrong in GDB. */
- dump_core_p = query (_("%s\nCreate a core file of GDB? "), reason);
+ dump_core_p = query (_("%s\nCreate a core file of GDB? "),
+ reason.c_str ());
}
}
else if (problem->should_dump_core == internal_problem_yes)
- dump_core_p = can_dump_core_warn (LIMIT_MAX, reason);
+ dump_core_p = can_dump_core_warn (LIMIT_MAX, reason.c_str ());
else if (problem->should_dump_core == internal_problem_no)
dump_core_p = 0;
else
}
dejavu = 0;
- do_cleanups (cleanup);
}
static struct internal_problem internal_error_problem = {
/* Dummy functions to keep add_prefix_cmd happy. */
static void
-set_internal_problem_cmd (char *args, int from_tty)
+set_internal_problem_cmd (const char *args, int from_tty)
{
}
static void
-show_internal_problem_cmd (char *args, int from_tty)
+show_internal_problem_cmd (const char *args, int from_tty)
{
}
show_doc = xstrprintf (_("Show what GDB does when %s is detected."),
problem->name);
- add_prefix_cmd ((char*) problem->name,
+ add_prefix_cmd (problem->name,
class_maintenance, set_internal_problem_cmd, set_doc,
set_cmd_list,
concat ("maintenance set ", problem->name, " ",
(char *) NULL),
0/*allow-unknown*/, &maintenance_set_cmdlist);
- add_prefix_cmd ((char*) problem->name,
+ add_prefix_cmd (problem->name,
class_maintenance, show_internal_problem_cmd, show_doc,
show_cmd_list,
concat ("maintenance show ", problem->name, " ",
public:
scoped_input_handler ()
- : m_quit_handler (make_scoped_restore (&quit_handler,
- default_quit_handler)),
+ : m_quit_handler (&quit_handler, default_quit_handler),
m_ui (NULL)
{
target_terminal::ours ();
target_terminal::scoped_restore_terminal_state m_term_state;
/* Save and restore the quit handler. */
- scoped_restore m_quit_handler;
+ scoped_restore_tmpl<quit_handler_ftype *> m_quit_handler;
/* The saved UI, if non-NULL. */
struct ui *m_ui;
int def_value;
char def_answer, not_def_answer;
const char *y_string, *n_string;
- char *question, *prompt;
- struct cleanup *old_chain;
/* Set up according to which answer is the default. */
if (defchar == '\0')
}
/* Format the question outside of the loop, to avoid reusing args. */
- question = xstrvprintf (ctlstr, args);
- old_chain = make_cleanup (xfree, question);
- prompt = xstrprintf (_("%s%s(%s or %s) %s"),
- annotation_level > 1 ? "\n\032\032pre-query\n" : "",
- question, y_string, n_string,
- annotation_level > 1 ? "\n\032\032query\n" : "");
- make_cleanup (xfree, prompt);
+ std::string question = string_vprintf (ctlstr, args);
+ std::string prompt
+ = string_printf (_("%s%s(%s or %s) %s"),
+ annotation_level > 1 ? "\n\032\032pre-query\n" : "",
+ question.c_str (), y_string, n_string,
+ annotation_level > 1 ? "\n\032\032query\n" : "");
/* Used to add duration we waited for user to respond to
prompt_for_continue_wait_time. */
char *response, answer;
gdb_flush (gdb_stdout);
- response = gdb_readline_wrapper (prompt);
+ response = gdb_readline_wrapper (prompt.c_str ());
if (response == NULL) /* C-d */
{
if (annotation_level > 1)
printf_filtered (("\n\032\032post-query\n"));
- do_cleanups (old_chain);
return retval;
}
\f
return wrap_buffer != NULL;
}
-/* Helper for make_cleanup_restore_page_info. */
-
-static void
-do_restore_page_info_cleanup (void *arg)
-{
- set_screen_size ();
- set_width ();
-}
-
-/* Provide cleanup for restoring the terminal size. */
-
-struct cleanup *
-make_cleanup_restore_page_info (void)
+set_batch_flag_and_restore_page_info::set_batch_flag_and_restore_page_info ()
+ : m_save_lines_per_page (lines_per_page),
+ m_save_chars_per_line (chars_per_line),
+ m_save_batch_flag (batch_flag)
{
- struct cleanup *back_to;
-
- back_to = make_cleanup (do_restore_page_info_cleanup, NULL);
- make_cleanup_restore_uinteger (&lines_per_page);
- make_cleanup_restore_uinteger (&chars_per_line);
-
- return back_to;
+ batch_flag = 1;
+ init_page_info ();
}
-/* Temporarily set BATCH_FLAG and the associated unlimited terminal size.
- Provide cleanup for restoring the original state. */
-
-struct cleanup *
-set_batch_flag_and_make_cleanup_restore_page_info (void)
+set_batch_flag_and_restore_page_info::~set_batch_flag_and_restore_page_info ()
{
- struct cleanup *back_to = make_cleanup_restore_page_info ();
-
- make_cleanup_restore_integer (&batch_flag);
- batch_flag = 1;
- init_page_info ();
+ batch_flag = m_save_batch_flag;
+ chars_per_line = m_save_chars_per_line;
+ lines_per_page = m_save_lines_per_page;
- return back_to;
+ set_screen_size ();
+ set_width ();
}
/* Set the screen size based on LINES_PER_PAGE and CHARS_PER_LINE. */
vfprintf_maybe_filtered (struct ui_file *stream, const char *format,
va_list args, int filter)
{
- char *linebuffer;
- struct cleanup *old_cleanups;
-
- linebuffer = xstrvprintf (format, args);
- old_cleanups = make_cleanup (xfree, linebuffer);
- fputs_maybe_filtered (linebuffer, stream, filter);
- do_cleanups (old_cleanups);
+ std::string linebuffer = string_vprintf (format, args);
+ fputs_maybe_filtered (linebuffer.c_str (), stream, filter);
}
void
vfprintf_unfiltered (struct ui_file *stream, const char *format, va_list args)
{
- char *linebuffer;
- struct cleanup *old_cleanups;
-
- linebuffer = xstrvprintf (format, args);
- old_cleanups = make_cleanup (xfree, linebuffer);
+ std::string linebuffer = string_vprintf (format, args);
if (debug_timestamp && stream == gdb_stdlog)
{
using namespace std::chrono;
seconds s = duration_cast<seconds> (now.time_since_epoch ());
microseconds us = duration_cast<microseconds> (now.time_since_epoch () - s);
- len = strlen (linebuffer);
+ len = linebuffer.size ();
need_nl = (len > 0 && linebuffer[len - 1] != '\n');
std::string timestamp = string_printf ("%ld.%06ld %s%s",
(long) s.count (),
(long) us.count (),
- linebuffer, need_nl ? "\n": "");
+ linebuffer.c_str (),
+ need_nl ? "\n": "");
fputs_unfiltered (timestamp.c_str (), stream);
}
else
- fputs_unfiltered (linebuffer, stream);
- do_cleanups (old_cleanups);
+ fputs_unfiltered (linebuffer.c_str (), stream);
}
void
return make_cleanup (do_bpstat_clear_actions_cleanup, NULL);
}
-/* Check for GCC >= 4.x according to the symtab->producer string. Return minor
- version (x) of 4.x in such case. If it is not GCC or it is GCC older than
- 4.x return -1. If it is GCC 5.x or higher return INT_MAX. */
-
-int
-producer_is_gcc_ge_4 (const char *producer)
-{
- int major, minor;
-
- if (! producer_is_gcc (producer, &major, &minor))
- return -1;
- if (major < 4)
- return -1;
- if (major > 4)
- return INT_MAX;
- return minor;
-}
-
-/* Returns nonzero if the given PRODUCER string is GCC and sets the MAJOR
- and MINOR versions when not NULL. Returns zero if the given PRODUCER
- is NULL or it isn't GCC. */
-
-int
-producer_is_gcc (const char *producer, int *major, int *minor)
-{
- const char *cs;
-
- if (producer != NULL && startswith (producer, "GNU "))
- {
- int maj, min;
-
- if (major == NULL)
- major = &maj;
- if (minor == NULL)
- minor = &min;
-
- /* Skip any identifier after "GNU " - such as "C11" or "C++".
- A full producer string might look like:
- "GNU C 4.7.2"
- "GNU Fortran 4.8.2 20140120 (Red Hat 4.8.2-16) -mtune=generic ..."
- "GNU C++14 5.0.0 20150123 (experimental)"
- */
- cs = &producer[strlen ("GNU ")];
- while (*cs && !isspace (*cs))
- cs++;
- if (*cs && isspace (*cs))
- cs++;
- if (sscanf (cs, "%d.%d", major, minor) == 2)
- return 1;
- }
-
- /* Not recognized as GCC. */
- return 0;
-}
/* Helper for make_cleanup_free_char_ptr_vec. */