int multi_process;
int report_fork_events;
int report_vfork_events;
+int report_exec_events;
int non_stop;
int swbreak_feature;
int hwbreak_feature;
+/* True if the "vContSupported" feature is active. In that case, GDB
+ wants us to report whether single step is supported in the reply to
+ "vCont?" packet. */
+static int vCont_supported;
+
/* Whether we should attempt to disable the operating system's address
space randomization feature before starting an inferior. */
int disable_randomization = 1;
to as much of DATA/LEN as we could fit. IS_MORE controls
the first character of the response. */
static int
-write_qxfer_response (char *buf, const void *data, int len, int is_more)
+write_qxfer_response (char *buf, const gdb_byte *data, int len, int is_more)
{
int out_len;
? search_space_len
: search_buf_size);
- found_ptr = memmem (search_buf, nr_search_bytes, pattern, pattern_len);
+ found_ptr = (gdb_byte *) memmem (search_buf, nr_search_bytes, pattern,
+ pattern_len);
if (found_ptr != NULL)
{
CORE_ADDR found_addr;
int cmd_name_len = sizeof ("qSearch:memory:") - 1;
- pattern = malloc (packet_len);
+ pattern = (gdb_byte *) malloc (packet_len);
if (pattern == NULL)
{
error ("Unable to allocate memory to perform the search");
if (search_space_len < search_buf_size)
search_buf_size = search_space_len;
- search_buf = malloc (search_buf_size);
+ search_buf = (gdb_byte *) malloc (search_buf_size);
if (search_buf == NULL)
{
free (pattern);
}
else
{
- char *annex = alloca (strlen (const_annex) + 1);
+ char *annex = (char *) alloca (strlen (const_annex) + 1);
strcpy (annex, const_annex);
annex = unpack_varlen_hex (annex, &pid);
accumulate_file_name_length (struct inferior_list_entry *inf, void *arg)
{
struct dll_info *dll = (struct dll_info *) inf;
- unsigned int *total_len = arg;
+ unsigned int *total_len = (unsigned int *) arg;
/* Over-estimate the necessary memory. Assume that every character
in the library name must be escaped. */
emit_dll_description (struct inferior_list_entry *inf, void *arg)
{
struct dll_info *dll = (struct dll_info *) inf;
- char **p_ptr = arg;
+ char **p_ptr = (char **) arg;
char *p = *p_ptr;
char *name;
for_each_inferior_with_data (&all_dlls, accumulate_file_name_length,
&total_len);
- document = malloc (total_len);
+ document = (char *) malloc (total_len);
if (document == NULL)
return -1;
handle_qxfer_threads_worker (struct inferior_list_entry *inf, void *arg)
{
struct thread_info *thread = (struct thread_info *) inf;
- struct buffer *buffer = arg;
+ struct buffer *buffer = (struct buffer *) arg;
ptid_t ptid = thread_to_gdb_id (thread);
char ptid_s[100];
int core = target_core_of_thread (ptid);
{
static struct buffer cache;
struct thread_info *thread;
- int type, result;
+ enum btrace_read_type type;
+ int result;
if (the_target->read_btrace == NULL || writebuf != NULL)
return -2;
more. */
if (len > PBUFSIZ - 2)
len = PBUFSIZ - 2;
- data = malloc (len + 1);
+ data = (unsigned char *) malloc (len + 1);
if (data == NULL)
{
write_enn (own_buf);
unsigned char *data;
strcpy (own_buf, "E00");
- data = malloc (packet_len - (offset - own_buf));
+ data = (unsigned char *) malloc (packet_len - (offset - own_buf));
if (data == NULL)
{
write_enn (own_buf);
char *p = &own_buf[10];
int gdb_supports_qRelocInsn = 0;
- /* Start processing qSupported packet. */
- target_process_qsupported (NULL);
-
/* Process each feature being provided by GDB. The first
feature will follow a ':', and latter features will follow
';'. */
{
char **qsupported = NULL;
int count = 0;
+ int unknown = 0;
int i;
/* Two passes, to avoid nested strtok calls in
p = strtok (NULL, ";"))
{
count++;
- qsupported = xrealloc (qsupported, count * sizeof (char *));
+ qsupported = XRESIZEVEC (char *, qsupported, count);
qsupported[count - 1] = xstrdup (p);
}
if (target_supports_vfork_events ())
report_vfork_events = 1;
}
+ else if (strcmp (p, "exec-events+") == 0)
+ {
+ /* GDB supports and wants exec events if possible. */
+ if (target_supports_exec_events ())
+ report_exec_events = 1;
+ }
+ else if (strcmp (p, "vContSupported+") == 0)
+ vCont_supported = 1;
else
- target_process_qsupported (p);
-
- free (p);
+ {
+ /* Move the unknown features all together. */
+ qsupported[i] = NULL;
+ qsupported[unknown] = p;
+ unknown++;
+ }
}
+ /* Give the target backend a chance to process the unknown
+ features. */
+ target_process_qsupported (qsupported, unknown);
+
+ for (i = 0; i < count; i++)
+ free (qsupported[i]);
free (qsupported);
}
if (target_supports_vfork_events ())
strcat (own_buf, ";vfork-events+");
+ if (target_supports_exec_events ())
+ strcat (own_buf, ";exec-events+");
+
if (target_supports_non_stop ())
strcat (own_buf, ";QNonStop+");
strcat (own_buf, ";tracenz+");
}
- /* Support target-side breakpoint conditions and commands. */
- if (target_supports_conditional_breakpoints ())
- strcat (own_buf, ";ConditionalBreakpoints+");
+ if (target_supports_hardware_single_step ())
+ {
+ /* Support target-side breakpoint conditions and commands.
+ GDBserver needs to step over the breakpoint if the condition
+ is false. GDBserver software single step is too simple, so
+ disable conditional breakpoints if the target doesn't have
+ hardware single step. */
+ strcat (own_buf, ";ConditionalBreakpoints+");
+ }
strcat (own_buf, ";BreakpointCommands+");
if (target_supports_agent ())
if (the_target->pid_to_exec_file != NULL)
strcat (own_buf, ";qXfer:exec-file:read+");
+ strcat (own_buf, ";vContSupported+");
+
/* Reinitialize components as needed for the new connection. */
hostio_handle_new_gdb_connection ();
target_handle_new_gdb_connection ();
/* Handle "monitor" commands. */
if (startswith (own_buf, "qRcmd,"))
{
- char *mon = malloc (PBUFSIZ);
+ char *mon = (char *) malloc (PBUFSIZ);
int len = strlen (own_buf + 6);
if (mon == NULL)
static int
visit_actioned_threads (struct inferior_list_entry *entry, void *datap)
{
- struct visit_actioned_threads_data *data = datap;
+ struct visit_actioned_threads_data *data
+ = (struct visit_actioned_threads_data *) datap;
const struct thread_resume *actions = data->actions;
size_t num_actions = data->num_actions;
visit_actioned_threads_callback_ftype *callback = data->callback;
p = strchr (p, ';');
}
- resume_info = malloc (n * sizeof (resume_info[0]));
+ resume_info = (struct thread_resume *) malloc (n * sizeof (resume_info[0]));
if (resume_info == NULL)
goto err;
goto err;
p = q;
- if (!gdb_signal_to_host_p (sig))
+ if (!gdb_signal_to_host_p ((enum gdb_signal) sig))
goto err;
- resume_info[i].sig = gdb_signal_to_host (sig);
+ resume_info[i].sig = gdb_signal_to_host ((enum gdb_signal) sig);
}
else if (p[0] == 'r')
{
new_argc++;
}
- new_argv = calloc (new_argc + 2, sizeof (char *));
+ new_argv = (char **) calloc (new_argc + 2, sizeof (char *));
if (new_argv == NULL)
{
write_enn (own_buf);
else
{
/* FIXME: Fail request if out of memory instead of dying. */
- new_argv[i] = xmalloc (1 + (next_p - p) / 2);
+ new_argv[i] = (char *) xmalloc (1 + (next_p - p) / 2);
hex2bin (p, (gdb_byte *) new_argv[i], (next_p - p) / 2);
new_argv[i][(next_p - p) / 2] = '\0';
}
if (startswith (own_buf, "vCont?"))
{
- strcpy (own_buf, "vCont;c;C;s;S;t");
+ strcpy (own_buf, "vCont;c;C;t");
+
+ if (target_supports_hardware_single_step () || !vCont_supported)
+ {
+ /* If target supports hardware single step, add actions s
+ and S to the list of supported actions. On the other
+ hand, if GDB doesn't request the supported vCont actions
+ in qSupported packet, add s and S to the list too. */
+ own_buf = own_buf + strlen (own_buf);
+ strcpy (own_buf, ";s;S");
+ }
+
if (target_supports_range_stepping ())
{
own_buf = own_buf + strlen (own_buf);
initialize_tracepoint ();
initialize_notif ();
- own_buf = xmalloc (PBUFSIZ + 1);
- mem_buf = xmalloc (PBUFSIZ);
+ own_buf = (char *) xmalloc (PBUFSIZ + 1);
+ mem_buf = (unsigned char *) xmalloc (PBUFSIZ);
if (pid == 0 && *next_arg != NULL)
{
int i, n;
n = argc - (next_arg - argv);
- program_argv = xmalloc (sizeof (char *) * (n + 1));
+ program_argv = XNEWVEC (char *, n + 1);
for (i = 0; i < n; i++)
program_argv[i] = xstrdup (next_arg[i]);
program_argv[i] = NULL;
multi_process = 0;
report_fork_events = 0;
report_vfork_events = 0;
+ report_exec_events = 0;
/* Be sure we're out of tfind mode. */
current_traceframe = -1;
cont_thread = null_ptid;
swbreak_feature = 0;
hwbreak_feature = 0;
+ vCont_supported = 0;
remote_open (port);
case 'C':
require_running (own_buf);
hex2bin (own_buf + 1, &sig, 1);
- if (gdb_signal_to_host_p (sig))
- signal = gdb_signal_to_host (sig);
+ if (gdb_signal_to_host_p ((enum gdb_signal) sig))
+ signal = gdb_signal_to_host ((enum gdb_signal) sig);
else
signal = 0;
myresume (own_buf, 0, signal);
case 'S':
require_running (own_buf);
hex2bin (own_buf + 1, &sig, 1);
- if (gdb_signal_to_host_p (sig))
- signal = gdb_signal_to_host (sig);
+ if (gdb_signal_to_host_p ((enum gdb_signal) sig))
+ signal = gdb_signal_to_host ((enum gdb_signal) sig);
else
signal = 0;
myresume (own_buf, 1, signal);
{
char *dataptr;
ULONGEST addr;
- int len;
+ int kind;
char type = own_buf[1];
int res;
const int insert = ch == 'Z';
char *p = &own_buf[3];
p = unpack_varlen_hex (p, &addr);
- len = strtol (p + 1, &dataptr, 16);
+ kind = strtol (p + 1, &dataptr, 16);
if (insert)
{
struct breakpoint *bp;
- bp = set_gdb_breakpoint (type, addr, len, &res);
+ bp = set_gdb_breakpoint (type, addr, kind, &res);
if (bp != NULL)
{
res = 0;
}
}
else
- res = delete_gdb_breakpoint (type, addr, len);
+ res = delete_gdb_breakpoint (type, addr, kind);
if (res == 0)
write_ok (own_buf);