Johns release

1 files changed, 86 insertions, 0 deletions

diff --git a/gdb/coredep.c b/gdb/coredep.c
new file mode 100644
index 0000000..ea1c273
--- /dev/null
+++ b/gdb/coredep.c
@@ -0,0 +1,86 @@
+/* Extract registers from a "standard" core file, for GDB.
+   Copyright (C) 1988-1991  Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+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.
+
+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.
+
+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.  */
+
+/* core.c is supposed to be the more machine-independent aspects of this;
+   this file is more machine-specific.  */
+
+#include "defs.h"
+#include "param.h"
+#include "gdbcore.h"
+
+/* Some of these are needed on various systems, perhaps, to expand
+   REGISTER_U_ADDR appropriately?  */
+/* #include <sys/core.h> */
+#include <sys/param.h>
+#include <sys/dir.h>
+#include <sys/file.h>
+#include <sys/stat.h>
+#include <sys/user.h>
+
+
+/* Extract the register values out of the core file and store
+   them where `read_register' will find them.  */
+
+void
+fetch_core_registers (core_reg_sect, core_reg_size)
+     char *core_reg_sect;
+     unsigned core_reg_size;
+{
+  register int regno;
+  register unsigned int addr;
+  int bad_reg = -1;
+
+  for (regno = 0; regno < NUM_REGS; regno++)
+    {
+      addr = register_addr (regno, core_reg_size);
+      if (addr >= core_reg_size) {
+	if (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]);
+    }
+}
+
+
+#ifdef REGISTER_U_ADDR
+
+/* 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;
+{
+  int addr;
+
+  if (regno < 0 || regno >= NUM_REGS)
+    error ("Invalid register number %d.", regno);
+
+  REGISTER_U_ADDR (addr, blockend, regno);
+
+  return addr;
+}
+
+#endif /* REGISTER_U_ADDR */