/* Solaris threads debugging interface.
- Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
- 2007, 2008, 2009 Free Software Foundation, Inc.
+ Copyright (C) 1996-2013 Free Software Foundation, Inc.
This file is part of GDB.
#include "solib.h"
#include "symfile.h"
#include "observer.h"
-
#include "gdb_string.h"
+#include "procfs.h"
struct target_ops sol_thread_ops;
-extern char *procfs_pid_to_str (struct target_ops *ops, ptid_t ptid);
-
-/* Prototypes for supply_gregset etc. */
+/* Prototypes for supply_gregset etc. */
#include "gregset.h"
/* This struct is defined by us, but mainly used for the proc_service
if (td_err_table[i].num == errcode)
return td_err_table[i].str;
- sprintf (buf, "Unknown libthread_db error code: %d", errcode);
+ xsnprintf (buf, sizeof (buf), "Unknown libthread_db error code: %d",
+ errcode);
return buf;
}
-/* Return the the libthread_db state string assicoated with STATECODE.
+/* Return the libthread_db state string assicoated with STATECODE.
If STATECODE is unknown, return an appropriate message. */
static char *
if (td_thr_state_table[i].num == statecode)
return td_thr_state_table[i].str;
- sprintf (buf, "Unknown libthread_db state code: %d", statecode);
+ xsnprintf (buf, sizeof (buf), "Unknown libthread_db state code: %d",
+ statecode);
return buf;
}
static void
sol_thread_resume (struct target_ops *ops,
- ptid_t ptid, int step, enum target_signal signo)
+ ptid_t ptid, int step, enum gdb_signal signo)
{
struct cleanup *old_chain;
struct target_ops *beneath = find_target_beneath (ops);
static ptid_t
sol_thread_wait (struct target_ops *ops,
- ptid_t ptid, struct target_waitstatus *ourstatus)
+ ptid_t ptid, struct target_waitstatus *ourstatus, int options)
{
ptid_t rtnval;
ptid_t save_ptid;
GET_THREAD (save_ptid));
}
- rtnval = beneath->to_wait (beneath, ptid, ourstatus);
+ rtnval = beneath->to_wait (beneath, ptid, ourstatus, options);
if (ourstatus->kind != TARGET_WAITKIND_EXITED)
{
gdb_fpregset_t *fpregset_p = &fpregset;
struct target_ops *beneath = find_target_beneath (ops);
-#if 0
- int xregsize;
- caddr_t xregset;
-#endif
-
if (!is_thread (inferior_ptid))
{
/* It's an LWP; pass the request on to the layer beneath. */
supply_gregset (regcache, (const gdb_gregset_t *) gregset_p);
supply_fpregset (regcache, (const gdb_fpregset_t *) fpregset_p);
-
-#if 0
- /* FIXME: libthread_db doesn't seem to handle this right. */
- val = td_thr_getxregsize (&thandle, &xregsize);
- if (val != TD_OK && val != TD_NOXREGS)
- error (_("sol_thread_fetch_registers: td_thr_getxregsize %s"),
- td_err_string (val));
-
- if (val == TD_OK)
- {
- xregset = alloca (xregsize);
- val = td_thr_getxregs (&thandle, xregset);
- if (val != TD_OK)
- error (_("sol_thread_fetch_registers: td_thr_getxregs %s"),
- td_err_string (val));
- }
-#endif
}
static void
td_err_e val;
prgregset_t gregset;
prfpregset_t fpregset;
-#if 0
- int xregsize;
- caddr_t xregset;
-#endif
if (!is_thread (inferior_ptid))
{
/* Restore new register value. */
regcache_raw_supply (regcache, regnum, old_value);
-
-#if 0
- /* FIXME: libthread_db doesn't seem to handle this right. */
- val = td_thr_getxregsize (&thandle, &xregsize);
- if (val != TD_OK && val != TD_NOXREGS)
- error (_("sol_thread_store_registers: td_thr_getxregsize %s"),
- td_err_string (val));
-
- if (val == TD_OK)
- {
- xregset = alloca (xregsize);
- val = td_thr_getxregs (&thandle, xregset);
- if (val != TD_OK)
- error (_("sol_thread_store_registers: td_thr_getxregs %s"),
- td_err_string (val));
- }
-#endif
}
fill_gregset (regcache, (gdb_gregset_t *) &gregset, regnum);
if (val != TD_OK)
error (_("sol_thread_store_registers: td_thr_setfpregs %s"),
td_err_string (val));
-
-#if 0
- /* FIXME: libthread_db doesn't seem to handle this right. */
- val = td_thr_getxregsize (&thandle, &xregsize);
- if (val != TD_OK && val != TD_NOXREGS)
- error (_("sol_thread_store_registers: td_thr_getxregsize %s"),
- td_err_string (val));
-
- /* ??? Should probably do something about writing the xregs here,
- but what are they? */
-#endif
}
/* Perform partial transfers on OBJECT. See target_read_partial and
Which one you have depends on the Solaris version and what patches
you've applied. On the theory that there are only two major
variants, we have configure check the prototype of ps_pdwrite (),
- and use that info to make appropriate typedefs here. */
+ and use that info to make appropriate typedefs here. */
#ifdef PROC_SERVICE_IS_OLD
typedef const struct ps_prochandle *gdb_ps_prochandle_t;
old_chain = save_inferior_ptid ();
inferior_ptid = BUILD_LWP (lwpid, PIDGET (inferior_ptid));
- regcache = get_thread_regcache (inferior_ptid);
+ regcache = get_thread_arch_regcache (inferior_ptid, target_gdbarch ());
target_fetch_registers (regcache, -1);
fill_gregset (regcache, (gdb_gregset_t *) gregset, -1);
old_chain = save_inferior_ptid ();
inferior_ptid = BUILD_LWP (lwpid, PIDGET (inferior_ptid));
- regcache = get_thread_regcache (inferior_ptid);
+ regcache = get_thread_arch_regcache (inferior_ptid, target_gdbarch ());
supply_gregset (regcache, (const gdb_gregset_t *) gregset);
target_store_registers (regcache, -1);
vfprintf_filtered (gdb_stderr, fmt, args);
}
-/* Get size of extra register set. Currently a noop. */
-
-ps_err_e
-ps_lgetxregsize (gdb_ps_prochandle_t ph, lwpid_t lwpid, int *xregsize)
-{
-#if 0
- int lwp_fd;
- int regsize;
- ps_err_e val;
-
- val = get_lwp_fd (ph, lwpid, &lwp_fd);
- if (val != PS_OK)
- return val;
-
- if (ioctl (lwp_fd, PIOCGXREGSIZE, ®size))
- {
- if (errno == EINVAL)
- return PS_NOFREGS; /* XXX Wrong code, but this is the closest
- thing in proc_service.h */
-
- print_sys_errmsg ("ps_lgetxregsize (): PIOCGXREGSIZE", errno);
- return PS_ERR;
- }
-#endif
-
- return PS_OK;
-}
-
-/* Get extra register set. Currently a noop. */
-
-ps_err_e
-ps_lgetxregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, caddr_t xregset)
-{
-#if 0
- int lwp_fd;
- ps_err_e val;
-
- val = get_lwp_fd (ph, lwpid, &lwp_fd);
- if (val != PS_OK)
- return val;
-
- if (ioctl (lwp_fd, PIOCGXREG, xregset))
- {
- print_sys_errmsg ("ps_lgetxregs (): PIOCGXREG", errno);
- return PS_ERR;
- }
-#endif
-
- return PS_OK;
-}
-
-/* Set extra register set. Currently a noop. */
-
-ps_err_e
-ps_lsetxregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, caddr_t xregset)
-{
-#if 0
- int lwp_fd;
- ps_err_e val;
-
- val = get_lwp_fd (ph, lwpid, &lwp_fd);
- if (val != PS_OK)
- return val;
-
- if (ioctl (lwp_fd, PIOCSXREG, xregset))
- {
- print_sys_errmsg ("ps_lsetxregs (): PIOCSXREG", errno);
- return PS_ERR;
- }
-#endif
-
- return PS_OK;
-}
-
/* Get floating-point registers for LWP. */
ps_err_e
old_chain = save_inferior_ptid ();
inferior_ptid = BUILD_LWP (lwpid, PIDGET (inferior_ptid));
- regcache = get_thread_regcache (inferior_ptid);
+ regcache = get_thread_arch_regcache (inferior_ptid, target_gdbarch ());
target_fetch_registers (regcache, -1);
fill_fpregset (regcache, (gdb_fpregset_t *) fpregset, -1);
return PS_OK;
}
-/* Set floating-point regs for LWP */
+/* Set floating-point regs for LWP. */
ps_err_e
ps_lsetfpregs (gdb_ps_prochandle_t ph, lwpid_t lwpid,
old_chain = save_inferior_ptid ();
inferior_ptid = BUILD_LWP (lwpid, PIDGET (inferior_ptid));
- regcache = get_thread_regcache (inferior_ptid);
+ regcache = get_thread_arch_regcache (inferior_ptid, target_gdbarch ());
supply_fpregset (regcache, (const gdb_fpregset_t *) fpregset);
target_store_registers (regcache, -1);
struct ssd *pldt)
{
/* NOTE: only used on Solaris, therefore OK to refer to procfs.c. */
- extern struct ssd *procfs_find_LDT_entry (ptid_t);
struct ssd *ret;
/* FIXME: can't I get the process ID from the prochandle or
/* Convert PTID to printable form. */
-char *
+static char *
solaris_pid_to_str (struct target_ops *ops, ptid_t ptid)
{
static char buf[100];
lwp = thread_to_lwp (ptid, -2);
if (PIDGET (lwp) == -1)
- sprintf (buf, "Thread %ld (defunct)", GET_THREAD (ptid));
+ xsnprintf (buf, sizeof (buf), "Thread %ld (defunct)",
+ GET_THREAD (ptid));
else if (PIDGET (lwp) != -2)
- sprintf (buf, "Thread %ld (LWP %ld)",
+ xsnprintf (buf, sizeof (buf), "Thread %ld (LWP %ld)",
GET_THREAD (ptid), GET_LWP (lwp));
else
- sprintf (buf, "Thread %ld ", GET_THREAD (ptid));
+ xsnprintf (buf, sizeof (buf), "Thread %ld ", GET_THREAD (ptid));
}
else if (GET_LWP (ptid) != 0)
- sprintf (buf, "LWP %ld ", GET_LWP (ptid));
+ xsnprintf (buf, sizeof (buf), "LWP %ld ", GET_LWP (ptid));
else
- sprintf (buf, "process %d ", PIDGET (ptid));
+ xsnprintf (buf, sizeof (buf), "process %d ", PIDGET (ptid));
return buf;
}
printf_filtered (" startfunc: %s\n",
SYMBOL_PRINT_NAME (msym));
else
- printf_filtered (" startfunc: 0x%s\n", paddr (ti.ti_startfunc));
+ printf_filtered (" startfunc: %s\n",
+ paddress (target_gdbarch (), ti.ti_startfunc));
}
/* If thread is asleep, print function that went to sleep. */
printf_filtered (" - Sleep func: %s\n",
SYMBOL_PRINT_NAME (msym));
else
- printf_filtered (" - Sleep func: 0x%s\n", paddr (ti.ti_startfunc));
+ printf_filtered (" - Sleep func: %s\n",
+ paddress (target_gdbarch (), ti.ti_startfunc));
}
/* Wrap up line, if necessary. */
if (ti.ti_state != TD_THR_SLEEP && ti.ti_startfunc == 0)
- printf_filtered ("\n"); /* don't you hate counting newlines? */
+ printf_filtered ("\n"); /* don't you hate counting newlines? */
}
else
warning (_("info sol-thread: failed to get info for thread."));
TD_SIGNO_MASK, TD_THR_ANY_USER_FLAGS);
}
+/* Callback routine used to find a thread based on the TID part of
+ its PTID. */
+
+static int
+thread_db_find_thread_from_tid (struct thread_info *thread, void *data)
+{
+ long *tid = (long *) data;
+
+ if (ptid_get_tid (thread->ptid) == *tid)
+ return 1;
+
+ return 0;
+}
+
+static ptid_t
+sol_get_ada_task_ptid (long lwp, long thread)
+{
+ struct thread_info *thread_info =
+ iterate_over_threads (thread_db_find_thread_from_tid, &thread);
+
+ if (thread_info == NULL)
+ {
+ /* The list of threads is probably not up to date. Find any
+ thread that is missing from the list, and try again. */
+ sol_find_new_threads (¤t_target);
+ thread_info = iterate_over_threads (thread_db_find_thread_from_tid,
+ &thread);
+ }
+
+ gdb_assert (thread_info != NULL);
+
+ return (thread_info->ptid);
+}
+
static void
init_sol_thread_ops (void)
{
sol_thread_ops.to_pid_to_str = solaris_pid_to_str;
sol_thread_ops.to_find_new_threads = sol_find_new_threads;
sol_thread_ops.to_stratum = thread_stratum;
+ sol_thread_ops.to_get_ada_task_ptid = sol_get_ada_task_ptid;
sol_thread_ops.to_magic = OPS_MAGIC;
}
+/* Silence -Wmissing-prototypes. */
+extern void _initialize_sol_thread (void);
+
void
_initialize_sol_thread (void)
{
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