/* Low level interface to ptrace, for GDB when running under Unix.
- Copyright (C) 1986, 1987 Free Software Foundation, Inc.
+ Copyright (C) 1986, 1987, 1989 Free Software Foundation, Inc.
+
+This file is part of GDB.
-GDB is distributed in the hope that it will be useful, but WITHOUT ANY
-WARRANTY. No author or distributor accepts responsibility to anyone
-for the consequences of using it or for whether it serves any
-particular purpose or works at all, unless he says so in writing.
-Refer to the GDB General Public License for full details.
+GDB is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
-Everyone is granted permission to copy, modify and redistribute GDB,
-but only under the conditions described in the GDB General Public
-License. A copy of this license is supposed to have been given to you
-along with GDB so you can know your rights and responsibilities. It
-should be in a file named COPYING. Among other things, the copyright
-notice and this notice must be preserved on all copies.
+GDB is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
-In other words, go ahead and share GDB, but don't try to stop
-anyone else from sharing it farther. Help stamp out software hoarding!
-*/
+You should have received a copy of the GNU General Public License
+along with GDB; see the file COPYING. If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "defs.h"
#include "param.h"
It exists so that all calls to ptrace are isolated in this
machine-dependent file. */
int
-call_ptrace (request, pid, arg3, arg4)
- int request, pid, arg3, arg4;
+ call_ptrace (request, pid, arg3, arg4)
+int request, pid, arg3, arg4;
{
return ptrace (request, pid, arg3, arg4);
}
If SIGNAL is nonzero, give it that signal. */
void
-resume (step, signal)
- int step;
- int signal;
+ resume (step, signal)
+int step;
+int signal;
{
errno = 0;
if (remote_debugging)
- KERNEL_U_ADDR)
static void
-fetch_inferior_register (regno, regaddr)
- register int regno;
- register unsigned int regaddr;
+ fetch_inferior_register (regno, regaddr)
+register int regno;
+register unsigned int regaddr;
{
#ifndef HPUX_VERSION_5
if (regno == PS_REGNUM)
{
union { int i; short s[2]; } ps_val;
int regval;
-
+
ps_val.i = (ptrace (PT_RUAREA, inferior_pid, regaddr, 0));
regval = ps_val.s[0];
supply_register (regno, ®val);
{
char buf[MAX_REGISTER_RAW_SIZE];
register int i;
-
+
for (i = 0; i < REGISTER_RAW_SIZE (regno); i += sizeof (int))
{
*(int *) &buf[i] = ptrace (PT_RUAREA, inferior_pid, regaddr, 0);
}
static void
-store_inferior_register_1 (regno, regaddr, value)
- int regno;
- unsigned int regaddr;
- int value;
+ store_inferior_register_1 (regno, regaddr, value)
+int regno;
+unsigned int regaddr;
+int value;
{
errno = 0;
ptrace (PT_WUAREA, inferior_pid, regaddr, value);
if (errno != 0)
{
char string_buf[64];
-
+
sprintf (string_buf, "writing register number %d", regno);
perror_with_name (string_buf);
}
}
static void
-store_inferior_register (regno, regaddr)
- register int regno;
- register unsigned int regaddr;
+ store_inferior_register (regno, regaddr)
+register int regno;
+register unsigned int regaddr;
{
#ifndef HPUX_VERSION_5
if (regno == PS_REGNUM)
{
union { int i; short s[2]; } ps_val;
-
+
ps_val.i = (ptrace (PT_RUAREA, inferior_pid, regaddr, 0));
ps_val.s[0] = (read_register (regno));
store_inferior_register_1 (regno, regaddr, ps_val.i);
char buf[MAX_REGISTER_RAW_SIZE];
register int i;
extern char registers[];
-
+
for (i = 0; i < REGISTER_RAW_SIZE (regno); i += sizeof (int))
{
store_inferior_register_1
}
void
-fetch_inferior_registers ()
+ fetch_inferior_registers ()
{
struct user u;
register int regno;
register unsigned int ar0_offset;
-
- ar0_offset = (INFERIOR_AR0 (u));
- for (regno = 0; (regno < FP0_REGNUM); regno++)
- fetch_inferior_register (regno, (REGISTER_ADDR (ar0_offset, regno)));
- for (; (regno < NUM_REGS); regno++)
- fetch_inferior_register (regno, (FP_REGISTER_ADDR (u, regno)));
+ extern char registers[];
+
+ if (remote_debugging)
+ remote_fetch_registers (registers);
+ else
+ {
+ ar0_offset = (INFERIOR_AR0 (u));
+ for (regno = 0; (regno < FP0_REGNUM); regno++)
+ fetch_inferior_register (regno, (REGISTER_ADDR (ar0_offset, regno)));
+ for (; (regno < NUM_REGS); regno++)
+ fetch_inferior_register (regno, (FP_REGISTER_ADDR (u, regno)));
+ }
}
/* Store our register values back into the inferior.
{
struct user u;
register unsigned int ar0_offset;
+ extern char registers[];
- if (regno >= FP0_REGNUM)
- {
- store_inferior_register (regno, (FP_REGISTER_ADDR (u, regno)));
- return;
- }
-
- ar0_offset = (INFERIOR_AR0 (u));
- if (regno >= 0)
+ if (remote_debugging)
+ remote_store_registers (registers);
+ else
{
- store_inferior_register (regno, (REGISTER_ADDR (ar0_offset, regno)));
- return;
+ if (regno >= FP0_REGNUM)
+ {
+ store_inferior_register (regno, (FP_REGISTER_ADDR (u, regno)));
+ return;
+ }
+
+ ar0_offset = (INFERIOR_AR0 (u));
+ if (regno >= 0)
+ {
+ store_inferior_register (regno, (REGISTER_ADDR (ar0_offset, regno)));
+ return;
+ }
+
+ for (regno = 0; (regno < FP0_REGNUM); regno++)
+ store_inferior_register (regno, (REGISTER_ADDR (ar0_offset, regno)));
+ for (; (regno < NUM_REGS); regno++)
+ store_inferior_register (regno, (FP_REGISTER_ADDR (u, regno)));
}
-
- for (regno = 0; (regno < FP0_REGNUM); regno++)
- store_inferior_register (regno, (REGISTER_ADDR (ar0_offset, regno)));
- for (; (regno < NUM_REGS); regno++)
- store_inferior_register (regno, (FP_REGISTER_ADDR (u, regno)));
return;
}
/* Work with core dump and executable files, for GDB.
This code would be in core.c if it weren't machine-dependent. */
+/* This should probably be deleted. */
/* Recognize COFF format systems because a.out.h defines AOUTHDR. */
#ifdef AOUTHDR
#define COFF_FORMAT
#endif
#ifndef COFF_FORMAT
+#ifndef AOUTHDR
#define AOUTHDR struct exec
#endif
+#endif
extern char *sys_siglist[];
if (filename)
{
+ filename = tilde_expand (filename);
+ make_cleanup (free, filename);
+
if (have_inferior_p ())
error ("To look at a core file, you must kill the inferior with \"kill\".");
corechan = open (filename, O_RDONLY, 0);
if (filename)
{
+ filename = tilde_expand (filename);
+ make_cleanup (free, filename);
+
execchan = openp (getenv ("PATH"), 1, filename, O_RDONLY, 0,
&execfile);
if (execchan < 0)
projects / deliverable / binutils-gdb.git / blobdiff