/* CTF format support.
- Copyright (C) 2012-2018 Free Software Foundation, Inc.
+ Copyright (C) 2012-2019 Free Software Foundation, Inc.
Contributed by Hui Zhu <hui_zhu@mentor.com>
Contributed by Yao Qi <yao@codesourcery.com>
#include "tracefile.h"
#include <ctype.h>
#include <algorithm>
+#include "common/filestuff.h"
/* The CTF target. */
+static const target_info ctf_target_info = {
+ "ctf",
+ N_("CTF file"),
+ N_("(Use a CTF directory as a target.\n\
+Specify the filename of the CTF directory.")
+};
+
class ctf_target final : public tracefile_target
{
public:
- const char *shortname () override
- { return "ctf"; }
-
- const char *longname () override
- { return _("CTF file"); }
+ const target_info &info () const override
+ { return ctf_target_info; }
- const char *doc () override
- {
- return _("\
-Use a CTF directory as a target.\n\
-Specify the filename of the CTF directory.");
- }
-
- void open (const char *, int) override;
void close () override;
void fetch_registers (struct regcache *, int) override;
enum target_xfer_status xfer_partial (enum target_object object,
void files_info () override;
int trace_find (enum trace_find_type type, int num,
CORE_ADDR addr1, CORE_ADDR addr2, int *tpp) override;
- int get_trace_state_variable_value (int tsv, LONGEST *val) override;
+ bool get_trace_state_variable_value (int tsv, LONGEST *val) override;
traceframe_info_up traceframe_info () override;
};
std::string file_name = string_printf ("%s/%s", dirname, CTF_METADATA_NAME);
- writer->tcs.metadata_fd = fopen (file_name.c_str (), "w");
+ writer->tcs.metadata_fd
+ = gdb_fopen_cloexec (file_name.c_str (), "w").release ();
if (writer->tcs.metadata_fd == NULL)
error (_("Unable to open file '%s' for saving trace data (%s)"),
file_name.c_str (), safe_strerror (errno));
ctf_save_metadata_header (&writer->tcs);
file_name = string_printf ("%s/%s", dirname, CTF_DATASTREAM_NAME);
- writer->tcs.datastream_fd = fopen (file_name.c_str (), "w");
+ writer->tcs.datastream_fd
+ = gdb_fopen_cloexec (file_name.c_str (), "w").release ();
if (writer->tcs.datastream_fd == NULL)
error (_("Unable to open file '%s' for saving trace data (%s)"),
file_name.c_str (), safe_strerror (errno));
/* condition */
if (tp->cond != NULL)
- ctf_save_write (&writer->tcs, (gdb_byte *) tp->cond, strlen (tp->cond));
+ ctf_save_write (&writer->tcs, (gdb_byte *) tp->cond.get (),
+ strlen (tp->cond.get ()));
ctf_save_write (&writer->tcs, &zero, 1);
/* actions */
u32 = tp->actions.size ();
ctf_save_align_write (&writer->tcs, (gdb_byte *) &u32, 4, 4);
- for (char *act : tp->actions)
- ctf_save_write (&writer->tcs, (gdb_byte *) act, strlen (act) + 1);
+ for (const auto &act : tp->actions)
+ ctf_save_write (&writer->tcs, (gdb_byte *) act.get (),
+ strlen (act.get ()) + 1);
/* step_actions */
u32 = tp->step_actions.size ();
ctf_save_align_write (&writer->tcs, (gdb_byte *) &u32, 4, 4);
- for (char *act : tp->step_actions)
- ctf_save_write (&writer->tcs, (gdb_byte *) act, strlen (act) + 1);
+ for (const auto &act : tp->step_actions)
+ ctf_save_write (&writer->tcs, (gdb_byte *) act.get (),
+ strlen (act.get ()) + 1);
/* at_string */
if (tp->at_string != NULL)
- ctf_save_write (&writer->tcs, (gdb_byte *) tp->at_string,
- strlen (tp->at_string));
+ ctf_save_write (&writer->tcs, (gdb_byte *) tp->at_string.get (),
+ strlen (tp->at_string.get ()));
ctf_save_write (&writer->tcs, &zero, 1);
/* cond_string */
if (tp->cond_string != NULL)
- ctf_save_write (&writer->tcs, (gdb_byte *) tp->cond_string,
- strlen (tp->cond_string));
+ ctf_save_write (&writer->tcs, (gdb_byte *) tp->cond_string.get (),
+ strlen (tp->cond_string.get ()));
ctf_save_write (&writer->tcs, &zero, 1);
/* cmd_strings */
u32 = tp->cmd_strings.size ();
ctf_save_align_write (&writer->tcs, (gdb_byte *) &u32, 4, 4);
- for (char *act : tp->cmd_strings)
- ctf_save_write (&writer->tcs, (gdb_byte *) act, strlen (act) + 1);
+ for (const auto &act : tp->cmd_strings)
+ ctf_save_write (&writer->tcs, (gdb_byte *) act.get (),
+ strlen (act.get ()) + 1);
}
#define SET_ARRAY_FIELD(EVENT, SCOPE, VAR, NUM, ARRAY) \
do \
{ \
- uint32_t u32, i; \
+ uint32_t lu32, i; \
const struct bt_definition *def; \
\
- u32 = (uint32_t) bt_ctf_get_uint64 (bt_ctf_get_field ((EVENT), \
- (SCOPE), \
- #NUM)); \
+ lu32 = (uint32_t) bt_ctf_get_uint64 (bt_ctf_get_field ((EVENT), \
+ (SCOPE), \
+ #NUM)); \
def = bt_ctf_get_field ((EVENT), (SCOPE), #ARRAY); \
- for (i = 0; i < u32; i++) \
+ for (i = 0; i < lu32; i++) \
{ \
const struct bt_definition *element \
= bt_ctf_get_index ((EVENT), def, i); \
\
- (VAR)->ARRAY.push_back \
+ (VAR)->ARRAY.emplace_back \
(xstrdup (bt_ctf_get_string (element))); \
} \
} \
#FIELD)); \
\
if (strlen (p) > 0) \
- (VAR)->FIELD = xstrdup (p); \
+ (VAR)->FIELD.reset (xstrdup (p)); \
else \
(VAR)->FIELD = NULL; \
} \
definitions from the first packet. Set the start position at the
second packet which contains events on trace blocks. */
-void
-ctf_target::open (const char *dirname, int from_tty)
+static void
+ctf_target_open (const char *dirname, int from_tty)
{
struct bt_ctf_event *event;
uint32_t event_id;
push_target (&ctf_ops);
inferior_appeared (current_inferior (), CTF_PID);
- inferior_ptid = pid_to_ptid (CTF_PID);
+ inferior_ptid = ptid_t (CTF_PID);
add_thread_silent (inferior_ptid);
merge_uploaded_trace_state_variables (&uploaded_tsvs);
void
ctf_target::close ()
{
- int pid;
-
ctf_destroy ();
xfree (trace_dirname);
trace_dirname = NULL;
- pid = ptid_get_pid (inferior_ptid);
inferior_ptid = null_ptid; /* Avoid confusion from thread stuff. */
- exit_inferior_silent (pid);
+ exit_inferior_silent (current_inferior ());
trace_reset_local_state ();
}
/* Make sure we stay within block bounds. */
if (offset + regsize >= trace_regblock_size)
break;
- if (regcache_register_status (regcache, regn) == REG_UNKNOWN)
+ if (regcache->get_register_status (regn) == REG_UNKNOWN)
{
if (regno == regn)
{
- regcache_raw_supply (regcache, regno, regs + offset);
+ regcache->raw_supply (regno, regs + offset);
break;
}
else if (regno == -1)
{
- regcache_raw_supply (regcache, regn, regs + offset);
+ regcache->raw_supply (regn, regs + offset);
}
}
offset += regsize;
trace variable is found, set the value of it to *VAL and return
true, otherwise return false. */
-int
+bool
ctf_target::get_trace_state_variable_value (int tsvnum, LONGEST *val)
{
struct bt_iter_pos *pos;
- int found = 0;
+ bool found = false;
gdb_assert (ctf_iter != NULL);
/* Save the current position. */
def = bt_ctf_get_field (event, scope, "val");
*val = bt_ctf_get_uint64 (def);
- found = 1;
+ found = true;
}
}
_initialize_ctf (void)
{
#if HAVE_LIBBABELTRACE
- add_target_with_completer (&ctf_ops, filename_completer);
+ add_target (ctf_target_info, ctf_target_open, filename_completer);
#endif
}
projects / deliverable / binutils-gdb.git / blobdiff