/* Machine independent support for SVR4 /proc (process file system) for GDB.
- Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+
+ Copyright 1999, 2000, 2001, 2002, 2003 Free Software Foundation,
+ Inc.
+
Written by Michael Snyder at Cygnus Solutions.
Based on work by Fred Fish, Stu Grossman, Geoff Noer, and others.
#include <sys/syscall.h>
#endif
#include <sys/errno.h>
-#include <sys/wait.h>
+#include "gdb_wait.h"
#include <signal.h>
#include <ctype.h>
+#include "gdb_assert.h"
+#include "inflow.h"
/*
* PROCFS.C
}
+/* Convert a target address (a.k.a. CORE_ADDR) into a host address
+ (a.k.a void pointer)! */
+
+static void *
+procfs_address_to_host_pointer (CORE_ADDR addr)
+{
+ void *ptr;
+
+ gdb_assert (sizeof (ptr) == TYPE_LENGTH (builtin_type_void_data_ptr));
+ ADDRESS_TO_POINTER (builtin_type_void_data_ptr, &ptr, addr);
+ return ptr;
+}
+
/*
* Function: proc_set_watchpoint
*
prwatch_t *pwatch;
pwatch = (prwatch_t *) &arg.watch;
+ /* NOTE: cagney/2003-02-01: Even more horrible hack. Need to
+ convert a target address into something that can be stored in a
+ native data structure. */
#ifdef PCAGENT /* Horrible hack: only defined on Solaris 2.6+ */
- pwatch->pr_vaddr = (uintptr_t) address_to_host_pointer (addr);
+ pwatch->pr_vaddr = (uintptr_t) procfs_address_to_host_pointer (addr);
#else
- pwatch->pr_vaddr = (caddr_t) address_to_host_pointer (addr);
+ pwatch->pr_vaddr = (caddr_t) procfs_address_to_host_pointer (addr);
#endif
pwatch->pr_size = len;
pwatch->pr_wflags = wflags;
{
if ((regno >= 0 && regno < FP0_REGNUM) ||
regno == PC_REGNUM ||
- (NPC_REGNUM >= 0 && regno == NPC_REGNUM) ||
- regno == FP_REGNUM ||
+ (DEPRECATED_NPC_REGNUM >= 0 && regno == DEPRECATED_NPC_REGNUM) ||
+ regno == DEPRECATED_FP_REGNUM ||
regno == SP_REGNUM)
return; /* not a floating point register */
{
if ((regno >= 0 && regno < FP0_REGNUM) ||
regno == PC_REGNUM ||
- (NPC_REGNUM >= 0 && regno == NPC_REGNUM) ||
- regno == FP_REGNUM ||
+ (DEPRECATED_NPC_REGNUM >= 0 && regno == DEPRECATED_NPC_REGNUM) ||
+ regno == DEPRECATED_FP_REGNUM ||
regno == SP_REGNUM)
return; /* not a floating point register */
static void
procfs_stop (void)
{
- extern pid_t inferior_process_group;
-
kill (-inferior_process_group, SIGINT);
}
/* Due to the way that proc_set_watchpoint() is implemented, host
and target pointers must be of the same size. If they are not,
we can't use hardware watchpoints. This limitation is due to the
- fact that proc_set_watchpoint() calls address_to_host_pointer();
- a close inspection of address_to_host_pointer will reveal that
- an internal error will be generated when the host and target
- pointer sizes are different. */
+ fact that proc_set_watchpoint() calls
+ procfs_address_to_host_pointer(); a close inspection of
+ procfs_address_to_host_pointer will reveal that an internal error
+ will be generated when the host and target pointer sizes are
+ different. */
if (sizeof (void *) != TYPE_LENGTH (builtin_type_void_data_ptr))
return 0;
* Callback function, does the actual work for 'info proc mappings'.
*/
-/* ARGSUSED */
static int
info_mappings_callback (struct prmap *map, int (*ignore) (), void *unused)
{