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* linux-i386-low.c (ps_get_thread_area): New.

Browse Source 
* linux-x86-64-low.c (ps_get_thread_area): New.
	* linux-low.c: Include <sys/syscall.h>.
	(linux_kill_one_process): Don't kill the first thread here.
	(linux_kill): Kill the first thread here.
	(kill_lwp): New function.
	(send_sigstop, linux_send_signal): Use it.
	* proc-service.c: Clean up #ifdefs.
	(fpregset_info): Delete.
	(ps_lgetregs): Update and enable implementation.
	(ps_lsetregs, ps_lgetfpregs, ps_lsetfpregs): Remove disabled
	implementations.
	* remote-utils.c (struct sym_cache, symbol_cache): New.
	(input_interrupt): Print a clearer message.
	(async_io_enabled): New variable.
	(enable_async_io, disable_async_io): Use it.  Update comments.
	(look_up_one_symbol): Use the symbol cache.
	* thread-db.c (thread_db_look_up_symbols): New function.
	(thread_db_init): Update comments.  Call thread_db_look_up_symbols.
This commit is contained in:
Daniel Jacobowitz
2004-10-16 17:42:00 +00:00
parent f6de3c42a3
commit fd5008162e
7 changed files with 241 additions and 101 deletions
Download Patch File Download Diff File Expand all files Collapse all files

107
gdb/gdbserver/proc-service.c
View File

@@ -1,5 +1,5 @@
/* libthread_db helper functions for the remote server for GDB.
Copyright 2002
Copyright 2002, 2004
Free Software Foundation, Inc.
Contributed by MontaVista Software.
@@ -48,11 +48,11 @@ typedef void *gdb_ps_read_buf_t;
typedef const void *gdb_ps_write_buf_t;
typedef size_t gdb_ps_size_t;
/* FIXME redo this right */
#if 0
#ifndef HAVE_LINUX_REGSETS
#error HAVE_LINUX_REGSETS required!
#else
#ifdef HAVE_LINUX_REGSETS
#define HAVE_REGSETS
#endif
#ifdef HAVE_REGSETS
static struct regset_info *
gregset_info(void)
{
@@ -67,22 +67,6 @@ gregset_info(void)
return &target_regsets[i];
}
static struct regset_info *
fpregset_info(void)
{
int i = 0;
while (target_regsets[i].size != -1)
{
if (target_regsets[i].type == FP_REGS)
break;
i++;
}
return &target_regsets[i];
}
#endif
#endif
/* Search for the symbol named NAME within the object named OBJ within
@@ -128,9 +112,8 @@ ps_pdwrite (gdb_ps_prochandle_t ph, paddr_t addr,
ps_err_e
ps_lgetregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, prgregset_t gregset)
{
#if 0
#ifdef HAVE_REGSETS
struct thread_info *reg_inferior, *save_inferior;
void *regcache;
reg_inferior = (struct thread_info *) find_inferior_id (&all_threads,
lwpid);
@@ -140,16 +123,14 @@ ps_lgetregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, prgregset_t gregset)
save_inferior = current_inferior;
current_inferior = reg_inferior;
regcache = new_register_cache ();
the_target->fetch_registers (0, regcache);
gregset_info()->fill_function (gregset, regcache);
free_register_cache (regcache);
the_target->fetch_registers (0);
gregset_info()->fill_function (gregset);
current_inferior = save_inferior;
return PS_OK;
#endif
/* FIXME */
#else
return PS_ERR;
#endif
}
/* Set the general registers of LWP LWPID within the target process PH
@@ -158,27 +139,7 @@ ps_lgetregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, prgregset_t gregset)
ps_err_e
ps_lsetregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, const prgregset_t gregset)
{
#if 0
struct thread_info *reg_inferior, *save_inferior;
void *regcache;
reg_inferior = (struct thread_info *) find_inferior_id (&all_threads, lwpid);
if (reg_inferior == NULL)
return PS_ERR;
save_inferior = current_inferior;
current_inferior = reg_inferior;
regcache = new_register_cache ();
gregset_info()->store_function (gregset, regcache);
the_target->store_registers (0, regcache);
free_register_cache (regcache);
current_inferior = save_inferior;
return PS_OK;
#endif
/* FIXME */
/* Unneeded. */
return PS_ERR;
}
@@ -189,27 +150,7 @@ ps_err_e
ps_lgetfpregs (gdb_ps_prochandle_t ph, lwpid_t lwpid,
gdb_prfpregset_t *fpregset)
{
#if 0
struct thread_info *reg_inferior, *save_inferior;
void *regcache;
reg_inferior = (struct thread_info *) find_inferior_id (&all_threads, lwpid);
if (reg_inferior == NULL)
return PS_ERR;
save_inferior = current_inferior;
current_inferior = reg_inferior;
regcache = new_register_cache ();
the_target->fetch_registers (0, regcache);
fpregset_info()->fill_function (fpregset, regcache);
free_register_cache (regcache);
current_inferior = save_inferior;
return PS_OK;
#endif
/* FIXME */
/* Unneeded. */
return PS_ERR;
}
@@ -220,27 +161,7 @@ ps_err_e
ps_lsetfpregs (gdb_ps_prochandle_t ph, lwpid_t lwpid,
const gdb_prfpregset_t *fpregset)
{
#if 0
struct thread_info *reg_inferior, *save_inferior;
void *regcache;
reg_inferior = (struct thread_info *) find_inferior_id (&all_threads, lwpid);
if (reg_inferior == NULL)
return PS_ERR;
save_inferior = current_inferior;
current_inferior = reg_inferior;
regcache = new_register_cache ();
fpregset_info()->store_function (fpregset, regcache);
the_target->store_registers (0, regcache);
free_register_cache (regcache);
current_inferior = save_inferior;
return PS_OK;
#endif
/* FIXME */
/* Unneeded. */
return PS_ERR;
}