/* Extract registers from a "standard" core file, for GDB.
- Copyright (C) 1988-1995 Free Software Foundation, Inc.
+ Copyright (C) 1988-1998 Free Software Foundation, Inc.
-This file is part of GDB.
+ This file is part of GDB.
-This program 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 2 of the License, or
-(at your option) any later version.
+ This program 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 2 of the License, or
+ (at your option) any later version.
-This program 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.
+ This program 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.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
/* Typically used on systems that have a.out format executables.
corefile.c is supposed to contain the more machine-independent
more machine specific. */
#include "defs.h"
+
+#ifdef HAVE_PTRACE_H
+#include <ptrace.h>
+#else
+#ifdef HAVE_SYS_PTRACE_H
+#include <sys/ptrace.h>
+#endif
+#endif
+
#include <sys/types.h>
#include <sys/param.h>
#include "gdbcore.h"
-#include "value.h" /* For supply_register. */
-#include "inferior.h" /* For ARCH_NUM_REGS. */
+#include "value.h" /* For supply_register. */
+#include "inferior.h" /* For ARCH_NUM_REGS. */
/* These are needed on various systems to expand REGISTER_U_ADDR. */
#ifndef USG
-#include <sys/dir.h>
+#include "gdb_dirent.h"
#include <sys/file.h>
#include "gdb_stat.h"
#include <sys/user.h>
-#ifndef NO_PTRACE_H
-# ifdef PTRACE_IN_WRONG_PLACE
-# include <ptrace.h>
-# else /* !PTRACE_IN_WRONG_PLACE */
-# include <sys/ptrace.h>
-# endif /* !PTRACE_IN_WRONG_PLACE */
-#endif /* NO_PTRACE_H */
#endif
#ifndef CORE_REGISTER_ADDR
#include <sys/core.h>
#endif
+static void fetch_core_registers (char *, unsigned, int, CORE_ADDR);
+
+void _initialize_core_aout (void);
+
/* Extract the register values out of the core file and store
them where `read_register' will find them.
CORE_REG_SECT points to the register values themselves, read into memory.
CORE_REG_SIZE is the size of that area.
WHICH says which set of registers we are handling (0 = int, 2 = float
- on machines where they are discontiguous).
+ on machines where they are discontiguous).
REG_ADDR is the offset from u.u_ar0 to the register values relative to
- core_reg_sect. This is used with old-fashioned core files to
- locate the registers in a large upage-plus-stack ".reg" section.
- Original upage address X is at location core_reg_sect+x+reg_addr.
+ core_reg_sect. This is used with old-fashioned core files to
+ locate the registers in a large upage-plus-stack ".reg" section.
+ Original upage address X is at location core_reg_sect+x+reg_addr.
*/
static void
-fetch_core_registers (core_reg_sect, core_reg_size, which, reg_addr)
- char *core_reg_sect;
- unsigned core_reg_size;
- int which;
- unsigned reg_addr;
+fetch_core_registers (char *core_reg_sect, unsigned core_reg_size, int which,
+ CORE_ADDR reg_addr)
{
- register int regno;
- register unsigned int addr;
+ int regno;
+ CORE_ADDR addr;
int bad_reg = -1;
- register reg_ptr = -reg_addr; /* Original u.u_ar0 is -reg_addr. */
+ CORE_ADDR reg_ptr = -reg_addr; /* Original u.u_ar0 is -reg_addr. */
int numregs = ARCH_NUM_REGS;
/* If u.u_ar0 was an absolute address in the core file, relativize it now,
CORE_REGISTER_ADDR to offset to the other registers. If this is a modern
core file without a upage, reg_ptr will be zero and this is all a big
NOP. */
- if (reg_ptr > (int) core_reg_size)
+ if (reg_ptr > core_reg_size)
reg_ptr -= KERNEL_U_ADDR;
for (regno = 0; regno < numregs; regno++)
{
addr = CORE_REGISTER_ADDR (regno, reg_ptr);
- if (addr >= core_reg_size) {
- if (bad_reg < 0)
- bad_reg = regno;
- } else {
+ if (addr >= core_reg_size
+ && bad_reg < 0)
+ bad_reg = regno;
+ else
supply_register (regno, core_reg_sect + addr);
- }
}
+
if (bad_reg >= 0)
- {
- error ("Register %s not found in core file.", reg_names[bad_reg]);
- }
+ error ("Register %s not found in core file.", REGISTER_NAME (bad_reg));
}
/* Return the address in the core dump or inferior of register REGNO.
BLOCKEND is the address of the end of the user structure. */
-unsigned int
-register_addr (regno, blockend)
- int regno;
- int blockend;
+CORE_ADDR
+register_addr (int regno, CORE_ADDR blockend)
{
- int addr;
+ CORE_ADDR addr;
if (regno < 0 || regno >= ARCH_NUM_REGS)
error ("Invalid register number %d.", regno);
}
#endif /* REGISTER_U_ADDR */
-
\f
+
/* Register that we are able to handle aout (trad-core) file formats. */
static struct core_fns aout_core_fns =
{
- bfd_target_unknown_flavour,
- fetch_core_registers,
- NULL
+ bfd_target_unknown_flavour, /* core_flavour */
+ default_check_format, /* check_format */
+ default_core_sniffer, /* core_sniffer */
+ fetch_core_registers, /* core_read_registers */
+ NULL /* next */
};
void
-_initialize_core_aout ()
+_initialize_core_aout (void)
{
add_core_fns (&aout_core_fns);
}
projects / binutils.git / blobdiff