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Cashier <a.out.gnu.h>

This commit is contained in:
John Gilmore 1991-11-21 03:59:14 +00:00
parent f318d221a5
commit 44ff4c96a4
3 changed files with 36 additions and 4 deletions
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2
gdb/ChangeLog
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@ -1,5 +1,7 @@
Wed Nov 20 18:35:56 1991 John Gilmore (gnu at cygnus.com)
* infptrace.c, tm-sun386.h: Cashier <a.out.gnu.h>, remove refs.
* configure.in, xconfig, tconfig, Makefile.in, doc/gdbint.texinfo:
Makefile fragments for various hosts and targets now come from
gdb/config/mh-* and gdb/config/mt-*. This is for consistency with

35
gdb/infptrace.c
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@ -56,9 +56,15 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#endif
#include "gdbcore.h"
#include <sys/user.h> /* After a.out.h */
#include <sys/file.h>
#include <sys/stat.h>
#if !defined (FETCH_INFERIOR_REGISTERS)
#include <sys/user.h> /* Probably need to poke the user structure */
#if defined (KERNEL_U_ADDR_BSD)
#include <a.out.h> /* For struct nlist */
#endif /* KERNEL_U_ADDR_BSD. */
#endif /* !FETCH_INFERIOR_REGISTERS */
/* This function simply calls ptrace with the given arguments.
It exists so that all calls to ptrace are isolated in this
@ -161,6 +167,7 @@ detach (signal)
#if defined (KERNEL_U_ADDR_BSD)
/* Get kernel_u_addr using BSD-style nlist(). */
CORE_ADDR kernel_u_addr;
#include <a.out.h> /* For struct nlist */
void
_initialize_kernel_u_addr ()
@ -193,7 +200,6 @@ static struct hpnlist nl[] = {{ "_u", -1, }, { (char *) 0, }};
/* read the value of the u area from the hp-ux kernel */
void _initialize_kernel_u_addr ()
{
struct user u;
nlist ("/hp-ux", &nl);
kernel_u_addr = nl[0].n_value;
}
@ -210,27 +216,50 @@ void _initialize_kernel_u_addr ()
(int *)(offsetof (struct user, u_ar0)), 0) - KERNEL_U_ADDR
#endif
/* Registers we shouldn't try to fetch. */
#if !defined (CANNOT_FETCH_REGISTER)
#define CANNOT_FETCH_REGISTER(regno) 0
#endif
/* Fetch one register. */
static void
fetch_register (regno)
int regno;
{
register unsigned int regaddr;
char buf[MAX_REGISTER_RAW_SIZE];
char mess[128]; /* For messages */
register int i;
/* Offset of registers within the u area. */
unsigned int offset = U_REGS_OFFSET;
unsigned int offset;
if (CANNOT_FETCH_REGISTER (regno))
{
bzero (buf, REGISTER_RAW_SIZE (regno)); /* Supply zeroes */
supply_register (regno, buf);
return;
}
offset = U_REGS_OFFSET;
regaddr = register_addr (regno, offset);
for (i = 0; i < REGISTER_RAW_SIZE (regno); i += sizeof (int))
{
errno = 0;
*(int *) &buf[i] = ptrace (PT_READ_U, inferior_pid, (int *)regaddr, 0);
regaddr += sizeof (int);
if (errno != 0)
{
sprintf (mess, "reading register %s (#%d)", reg_names[regno], regno);
perror_with_name (mess);
}
}
supply_register (regno, buf);
}
/* Fetch all registers, or just one, from the child process. */
void

3
gdb/tm-sun386.h
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@ -31,7 +31,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifdef COFF_ENCAPSULATE
#define NAMES_HAVE_UNDERSCORE
/* Avoid conflicts between "a.out.gnu.h" and <sys/exec.h> */
/* Avoid conflicts between our include files and <sys/exec.h>
(maybe not needed anymore). */
#define _EXEC_
#endif