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2003-04-17 Jeff Johnston <jjohnstn@redhat.com>

Browse source 
* thread-db.c: Reindented.
This commit is contained in:
Jeff Johnston 2003-04-17 17:30:02 +00:00
parent 530b167e9a
commit b4acd5590b
2 changed files with 70 additions and 59 deletions
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4
gdb/ChangeLog
View file

@ -1,3 +1,7 @@
2003-04-17 Jeff Johnston <jjohnstn@redhat.com>
* thread-db.c: Reindented.
2003-04-17 Jeff Johnston <jjohnstn@redhat.com>
* gdb_indent.sh: Recognize td_thrhandle_t, td_event_msg_t,

125
gdb/thread-db.c
View file

@ -54,7 +54,7 @@ static struct target_ops thread_db_ops;
static struct target_ops *target_beneath;
/* Pointer to the next function on the objfile event chain. */
static void (*target_new_objfile_chain) (struct objfile *objfile);
static void (*target_new_objfile_chain) (struct objfile * objfile);
/* Non-zero if we're using this module's target vector. */
static int using_thread_db;
@ -80,15 +80,16 @@ static td_thragent_t *thread_agent;
static td_err_e (*td_init_p) (void);
static td_err_e (*td_ta_new_p) (struct ps_prochandle *ps, td_thragent_t **ta);
static td_err_e (*td_ta_new_p) (struct ps_prochandle * ps,
td_thragent_t **ta);
static td_err_e (*td_ta_map_id2thr_p) (const td_thragent_t *ta, thread_t pt,
td_thrhandle_t *__th);
static td_err_e (*td_ta_map_lwp2thr_p) (const td_thragent_t *ta, lwpid_t lwpid,
td_thrhandle_t *th);
static td_err_e (*td_ta_map_lwp2thr_p) (const td_thragent_t *ta,
lwpid_t lwpid, td_thrhandle_t *th);
static td_err_e (*td_ta_thr_iter_p) (const td_thragent_t *ta,
td_thr_iter_f *callback,
void *cbdata_p, td_thr_state_e state,
int ti_pri, sigset_t *ti_sigmask_p,
td_thr_iter_f *callback, void *cbdata_p,
td_thr_state_e state, int ti_pri,
sigset_t *ti_sigmask_p,
unsigned int ti_user_flags);
static td_err_e (*td_ta_event_addr_p) (const td_thragent_t *ta,
td_event_e event, td_notify_t *ptr);
@ -108,12 +109,12 @@ static td_err_e (*td_thr_setfpregs_p) (const td_thrhandle_t *th,
const gdb_prfpregset_t *fpregs);
static td_err_e (*td_thr_setgregs_p) (const td_thrhandle_t *th,
prgregset_t gregs);
static td_err_e (*td_thr_event_enable_p) (const td_thrhandle_t *th, int event);
static td_err_e (*td_thr_event_enable_p) (const td_thrhandle_t *th,
int event);
static td_err_e (*td_thr_tls_get_addr_p) (const td_thrhandle_t *th,
void *map_address,
size_t offset,
void **address);
void *map_address,
size_t offset, void **address);
/* Location of the thread creation event breakpoint. The code at this
location in the child process will be called by the pthread library
@ -150,8 +151,8 @@ static void attach_thread (ptid_t ptid, const td_thrhandle_t *th_p,
struct private_thread_info
{
/* Cached thread state. */
unsigned int th_valid : 1;
unsigned int ti_valid : 1;
unsigned int th_valid:1;
unsigned int ti_valid:1;
td_thrhandle_t th;
td_thrinfo_t ti;
@ -255,7 +256,7 @@ thread_get_info_callback (const td_thrhandle_t *thp, void *infop)
err = td_thr_get_info_p (thp, &ti);
if (err != TD_OK)
error ("thread_get_info_callback: cannot get thread info: %s",
error ("thread_get_info_callback: cannot get thread info: %s",
thread_db_err_str (err));
/* Fill the cache. */
@ -297,7 +298,8 @@ thread_db_map_id2thr (struct thread_info *thread_info, int fatal)
{
if (fatal)
error ("Cannot find thread %ld: %s",
(long) GET_THREAD (thread_info->ptid), thread_db_err_str (err));
(long) GET_THREAD (thread_info->ptid),
thread_db_err_str (err));
}
else
thread_info->private->th_valid = 1;
@ -311,12 +313,13 @@ thread_db_get_info (struct thread_info *thread_info)
if (thread_info->private->ti_valid)
return &thread_info->private->ti;
if (! thread_info->private->th_valid)
if (!thread_info->private->th_valid)
thread_db_map_id2thr (thread_info, 1);
err = td_thr_get_info_p (&thread_info->private->th, &thread_info->private->ti);
err =
td_thr_get_info_p (&thread_info->private->th, &thread_info->private->ti);
if (err != TD_OK)
error ("thread_db_get_info: cannot get thread info: %s",
error ("thread_db_get_info: cannot get thread info: %s",
thread_db_err_str (err));
thread_info->private->ti_valid = 1;
@ -381,9 +384,9 @@ thread_db_load (void)
handle = dlopen (LIBTHREAD_DB_SO, RTLD_NOW);
if (handle == NULL)
{
fprintf_filtered (gdb_stderr, "\n\ndlopen failed on '%s' - %s\n",
fprintf_filtered (gdb_stderr, "\n\ndlopen failed on '%s' - %s\n",
LIBTHREAD_DB_SO, dlerror ());
fprintf_filtered (gdb_stderr,
fprintf_filtered (gdb_stderr,
"GDB will not be able to debug pthreads.\n\n");
return 0;
}
@ -653,7 +656,7 @@ thread_db_new_objfile (struct objfile *objfile)
break;
}
quit:
quit:
if (target_new_objfile_chain)
target_new_objfile_chain (objfile);
}
@ -704,7 +707,7 @@ thread_db_attach (char *args, int from_tty)
/* ...and perform the remaining initialization steps. */
enable_thread_event_reporting ();
thread_db_find_new_threads();
thread_db_find_new_threads ();
}
static void
@ -789,7 +792,7 @@ check_event (ptid_t ptid)
err = td_thr_get_info_p (msg.th_p, &ti);
if (err != TD_OK)
error ("check_event: cannot get thread info: %s",
error ("check_event: cannot get thread info: %s",
thread_db_err_str (err));
ptid = BUILD_THREAD (ti.ti_tid, GET_PID (ptid));
@ -864,8 +867,7 @@ thread_db_wait (ptid_t ptid, struct target_waitstatus *ourstatus)
static int
thread_db_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, int write,
struct mem_attrib *attrib,
struct target_ops *target)
struct mem_attrib *attrib, struct target_ops *target)
{
struct cleanup *old_chain = save_inferior_ptid ();
int xfer;
@ -880,7 +882,9 @@ thread_db_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, int write,
inferior_ptid = lwp_from_thread (inferior_ptid);
}
xfer = target_beneath->to_xfer_memory (memaddr, myaddr, len, write, attrib, target);
xfer =
target_beneath->to_xfer_memory (memaddr, myaddr, len, write, attrib,
target);
do_cleanups (old_chain);
return xfer;
@ -1021,16 +1025,18 @@ thread_db_thread_alive (ptid_t ptid)
thread_info = find_thread_pid (ptid);
thread_db_map_id2thr (thread_info, 0);
if (! thread_info->private->th_valid)
if (!thread_info->private->th_valid)
return 0;
err = td_thr_validate_p (&thread_info->private->th);
if (err != TD_OK)
return 0;
if (! thread_info->private->ti_valid)
if (!thread_info->private->ti_valid)
{
err = td_thr_get_info_p (&thread_info->private->th, &thread_info->private->ti);
err =
td_thr_get_info_p (&thread_info->private->th,
&thread_info->private->ti);
if (err != TD_OK)
return 0;
thread_info->private->ti_valid = 1;
@ -1058,7 +1064,7 @@ find_new_threads_callback (const td_thrhandle_t *th_p, void *data)
err = td_thr_get_info_p (th_p, &ti);
if (err != TD_OK)
error ("find_new_threads_callback: cannot get thread info: %s",
error ("find_new_threads_callback: cannot get thread info: %s",
thread_db_err_str (err));
if (ti.ti_state == TD_THR_UNKNOWN || ti.ti_state == TD_THR_ZOMBIE)
@ -1097,9 +1103,10 @@ thread_db_pid_to_str (ptid_t ptid)
thread_info = find_thread_pid (ptid);
thread_db_map_id2thr (thread_info, 0);
if (! thread_info->private->th_valid)
if (!thread_info->private->th_valid)
{
snprintf (buf, sizeof (buf), "Thread %ld (Missing)", GET_THREAD (ptid));
snprintf (buf, sizeof (buf), "Thread %ld (Missing)",
GET_THREAD (ptid));
return buf;
}
@ -1113,7 +1120,8 @@ thread_db_pid_to_str (ptid_t ptid)
else
{
snprintf (buf, sizeof (buf), "Thread %ld (%s)",
(long) ti_p->ti_tid, thread_db_state_str (ti_p->ti_state));
(long) ti_p->ti_tid,
thread_db_state_str (ti_p->ti_state));
}
return buf;
@ -1130,7 +1138,7 @@ thread_db_pid_to_str (ptid_t ptid)
static CORE_ADDR
thread_db_get_thread_local_address (ptid_t ptid, struct objfile *objfile,
CORE_ADDR offset)
CORE_ADDR offset)
{
if (is_thread (ptid))
{
@ -1141,20 +1149,20 @@ thread_db_get_thread_local_address (ptid_t ptid, struct objfile *objfile,
struct thread_info *thread_info;
/* glibc doesn't provide the needed interface. */
if (! td_thr_tls_get_addr_p)
error ("Cannot find thread-local variables in this thread library.");
if (!td_thr_tls_get_addr_p)
error ("Cannot find thread-local variables in this thread library.");
/* Get the address of the link map for this objfile. */
lm = svr4_fetch_objfile_link_map (objfile);
/* Whoops, we couldn't find one. Bail out. */
if (!lm)
{
if (objfile_is_library)
error ("Cannot find shared library `%s' link_map in dynamic"
{
if (objfile_is_library)
error ("Cannot find shared library `%s' link_map in dynamic"
" linker's module list", objfile->name);
else
error ("Cannot find executable file `%s' link_map in dynamic"
error ("Cannot find executable file `%s' link_map in dynamic"
" linker's module list", objfile->name);
}
@ -1169,21 +1177,21 @@ thread_db_get_thread_local_address (ptid_t ptid, struct objfile *objfile,
#ifdef THREAD_DB_HAS_TD_NOTALLOC
/* The memory hasn't been allocated, yet. */
if (err == TD_NOTALLOC)
{
/* Now, if libthread_db provided the initialization image's
address, we *could* try to build a non-lvalue value from
the initialization image. */
if (objfile_is_library)
error ("The inferior has not yet allocated storage for"
" thread-local variables in\n"
"the shared library `%s'\n"
"for the thread %ld",
{
/* Now, if libthread_db provided the initialization image's
address, we *could* try to build a non-lvalue value from
the initialization image. */
if (objfile_is_library)
error ("The inferior has not yet allocated storage for"
" thread-local variables in\n"
"the shared library `%s'\n"
"for the thread %ld",
objfile->name, (long) GET_THREAD (ptid));
else
error ("The inferior has not yet allocated storage for"
" thread-local variables in\n"
"the executable `%s'\n"
"for the thread %ld",
else
error ("The inferior has not yet allocated storage for"
" thread-local variables in\n"
"the executable `%s'\n"
"for the thread %ld",
objfile->name, (long) GET_THREAD (ptid));
}
#endif
@ -1195,14 +1203,12 @@ thread_db_get_thread_local_address (ptid_t ptid, struct objfile *objfile,
error ("Cannot find thread-local storage for thread %ld, "
"shared library %s:\n%s",
(long) GET_THREAD (ptid),
objfile->name,
thread_db_err_str (err));
objfile->name, thread_db_err_str (err));
else
error ("Cannot find thread-local storage for thread %ld, "
"executable file %s:\n%s",
(long) GET_THREAD (ptid),
objfile->name,
thread_db_err_str (err));
objfile->name, thread_db_err_str (err));
}
/* Cast assuming host == target. Joy. */
@ -1210,7 +1216,8 @@ thread_db_get_thread_local_address (ptid_t ptid, struct objfile *objfile,
}
if (target_beneath->to_get_thread_local_address)
return target_beneath->to_get_thread_local_address (ptid, objfile, offset);
return target_beneath->to_get_thread_local_address (ptid, objfile,
offset);
error ("Cannot find thread-local values on this target.");
}