* python/python.c (gdbpy_solib_name): Use gdb_py_longest and

	GDB_PY_LL_ARG.
	* python/python-internal.h (GDB_PY_LL_ARG, GDB_PY_LLU_ARG): New
	macros.
	(gdb_py_longest, gdb_py_ulongest): New typedefs.
	(gdb_py_long_from_longest, gdb_py_long_from_ulongest)
	(gdb_py_long_as_ulongest): New defines.
	(gdb_py_object_from_longest, gdb_py_object_from_ulongest)
	(gdb_py_int_as_long): Declare.
	* python/py-value.c (valpy_lazy_string): Use gdb_py_longest,
	GDB_PY_LL_ARG, gdb_py_object_from_longest.
	(valpy_long): Add comment.
	* python/py-utils.c (get_addr_from_python): Use
	gdb_py_long_as_ulongest.  Handle overflow properly.
	(gdb_py_object_from_longest): New function.
	(gdb_py_object_from_ulongest): Likewise.
	(gdb_py_int_as_long): Likewise.
	* python/py-type.c (typy_array): Use gdb_py_int_as_long.
	* python/py-symtab.c (salpy_get_pc): Use
	gdb_py_long_from_ulongest.
	(salpy_get_line): Use PyInt_FromLong.
	* python/py-param.c (set_parameter_value): Use
	gdb_py_int_as_long.
	* python/py-lazy-string.c (stpy_get_address): Use
	gdb_py_long_from_ulongest.
	* python/py-frame.c (frapy_pc): Use gdb_py_long_from_ulongest.
	* python/py-cmd.c (cmdpy_completer): Use gdb_py_int_as_long.
	* python/py-breakpoint.c (bppy_set_thread): Use
	gdb_py_int_as_long.
	(bppy_set_task): Likewise.
	(bppy_set_ignore_count): Likewise.
	(bppy_set_hit_count): Likewise.
	* python/py-block.c (blpy_get_start): Use
	gdb_py_object_from_ulongest.
	(blpy_get_end): Likewise.
	(gdbpy_block_for_pc): Use gdb_py_ulongest and GDB_PY_LLU_ARG.

13 files changed, 180 insertions, 74 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 8704d04..d59307c 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,42 @@
+2011-01-26  Tom Tromey  <tromey@redhat.com>
+
+	* python/python.c (gdbpy_solib_name): Use gdb_py_longest and
+	GDB_PY_LL_ARG.
+	* python/python-internal.h (GDB_PY_LL_ARG, GDB_PY_LLU_ARG): New
+	macros.
+	(gdb_py_longest, gdb_py_ulongest): New typedefs.
+	(gdb_py_long_from_longest, gdb_py_long_from_ulongest)
+	(gdb_py_long_as_ulongest): New defines.
+	(gdb_py_object_from_longest, gdb_py_object_from_ulongest)
+	(gdb_py_int_as_long): Declare.
+	* python/py-value.c (valpy_lazy_string): Use gdb_py_longest,
+	GDB_PY_LL_ARG, gdb_py_object_from_longest.
+	(valpy_long): Add comment.
+	* python/py-utils.c (get_addr_from_python): Use
+	gdb_py_long_as_ulongest.  Handle overflow properly.
+	(gdb_py_object_from_longest): New function.
+	(gdb_py_object_from_ulongest): Likewise.
+	(gdb_py_int_as_long): Likewise.
+	* python/py-type.c (typy_array): Use gdb_py_int_as_long.
+	* python/py-symtab.c (salpy_get_pc): Use
+	gdb_py_long_from_ulongest.
+	(salpy_get_line): Use PyInt_FromLong.
+	* python/py-param.c (set_parameter_value): Use
+	gdb_py_int_as_long.
+	* python/py-lazy-string.c (stpy_get_address): Use
+	gdb_py_long_from_ulongest.
+	* python/py-frame.c (frapy_pc): Use gdb_py_long_from_ulongest.
+	* python/py-cmd.c (cmdpy_completer): Use gdb_py_int_as_long.
+	* python/py-breakpoint.c (bppy_set_thread): Use
+	gdb_py_int_as_long.
+	(bppy_set_task): Likewise.
+	(bppy_set_ignore_count): Likewise.
+	(bppy_set_hit_count): Likewise.
+	* python/py-block.c (blpy_get_start): Use
+	gdb_py_object_from_ulongest.
+	(blpy_get_end): Likewise.
+	(gdbpy_block_for_pc): Use gdb_py_ulongest and GDB_PY_LLU_ARG.
+
 2011-01-25  Mathieu Lacage  <mathieu.lacage@inria.fr>
 
 	PR/symtab 11766:
diff --git a/gdb/python/py-block.c b/gdb/python/py-block.c
index b6b9904..faa4c46 100644
--- a/gdb/python/py-block.c
+++ b/gdb/python/py-block.c
@@ -109,7 +109,7 @@ blpy_get_start (PyObject *self, void *closure)
 
   BLPY_REQUIRE_VALID (self, block);
 
-  return PyLong_FromUnsignedLongLong (BLOCK_START (block));
+  return gdb_py_object_from_ulongest (BLOCK_START (block));
 }
 
 static PyObject *
@@ -119,7 +119,7 @@ blpy_get_end (PyObject *self, void *closure)
 
   BLPY_REQUIRE_VALID (self, block);
 
-  return PyLong_FromUnsignedLongLong (BLOCK_END (block));
+  return gdb_py_object_from_ulongest (BLOCK_END (block));
 }
 
 static PyObject *
@@ -268,12 +268,12 @@ blpy_block_syms_dealloc (PyObject *obj)
 PyObject *
 gdbpy_block_for_pc (PyObject *self, PyObject *args)
 {
-  unsigned PY_LONG_LONG pc;
+  gdb_py_ulongest pc;
   struct block *block;
   struct obj_section *section;
   struct symtab *symtab;
 
-  if (!PyArg_ParseTuple (args, "K", &pc))
+  if (!PyArg_ParseTuple (args, GDB_PY_LLU_ARG, &pc))
     return NULL;
 
   section = find_pc_mapped_section (pc);
diff --git a/gdb/python/py-breakpoint.c b/gdb/python/py-breakpoint.c
index b6d0088..52ea2c4 100644
--- a/gdb/python/py-breakpoint.c
+++ b/gdb/python/py-breakpoint.c
@@ -211,7 +211,7 @@ static int
 bppy_set_thread (PyObject *self, PyObject *newvalue, void *closure)
 {
   breakpoint_object *self_bp = (breakpoint_object *) self;
-  int id;
+  long id;
 
   BPPY_SET_REQUIRE_VALID (self_bp);
 
@@ -223,7 +223,9 @@ bppy_set_thread (PyObject *self, PyObject *newvalue, void *closure)
     }
   else if (PyInt_Check (newvalue))
     {
-      id = (int) PyInt_AsLong (newvalue);
+      if (! gdb_py_int_as_long (newvalue, &id))
+	return -1;
+
       if (! valid_thread_id (id))
 	{
 	  PyErr_SetString (PyExc_RuntimeError, 
@@ -250,7 +252,7 @@ static int
 bppy_set_task (PyObject *self, PyObject *newvalue, void *closure)
 {
   breakpoint_object *self_bp = (breakpoint_object *) self;
-  int id;
+  long id;
 
   BPPY_SET_REQUIRE_VALID (self_bp);
 
@@ -262,7 +264,9 @@ bppy_set_task (PyObject *self, PyObject *newvalue, void *closure)
     }
   else if (PyInt_Check (newvalue))
     {
-      id = (int) PyInt_AsLong (newvalue);
+      if (! gdb_py_int_as_long (newvalue, &id))
+	return -1;
+
       if (! valid_task_id (id))
 	{
 	  PyErr_SetString (PyExc_RuntimeError, 
@@ -324,7 +328,9 @@ bppy_set_ignore_count (PyObject *self, PyObject *newvalue, void *closure)
       return -1;
     }
 
-  value = PyInt_AsLong (newvalue);
+  if (! gdb_py_int_as_long (newvalue, &value))
+    return -1;
+
   if (value < 0)
     value = 0;
   set_ignore_count (self_bp->number, (int) value, 0);
@@ -346,11 +352,19 @@ bppy_set_hit_count (PyObject *self, PyObject *newvalue, void *closure)
 		       _("Cannot delete `hit_count' attribute."));
       return -1;
     }
-  else if (! PyInt_Check (newvalue) || PyInt_AsLong (newvalue) != 0)
+  else
     {
-      PyErr_SetString (PyExc_AttributeError,
-		       _("The value of `hit_count' must be zero."));
-      return -1;
+      long value;
+
+      if (! gdb_py_int_as_long (newvalue, &value))
+	return -1;
+
+      if (value != 0)
+	{
+	  PyErr_SetString (PyExc_AttributeError,
+			   _("The value of `hit_count' must be zero."));
+	  return -1;
+	}
     }
 
   self_bp->bp->hit_count = 0;
diff --git a/gdb/python/py-cmd.c b/gdb/python/py-cmd.c
index 3de3af2..245d66a 100644
--- a/gdb/python/py-cmd.c
+++ b/gdb/python/py-cmd.c
@@ -279,9 +279,14 @@ cmdpy_completer (struct cmd_list_element *command, char *text, char *word)
     {
       /* User code may also return one of the completion constants,
 	 thus requesting that sort of completion.  */
-      long value = PyInt_AsLong (resultobj);
+      long value;
 
-      if (value >= 0 && value < (long) N_COMPLETERS)
+      if (! gdb_py_int_as_long (resultobj, &value))
+	{
+	  /* Ignore.  */
+	  PyErr_Clear ();
+	}
+      else if (value >= 0 && value < (long) N_COMPLETERS)
 	result = completers[value].completer (command, text, word);
     }
 
diff --git a/gdb/python/py-frame.c b/gdb/python/py-frame.c
index a52c8c7..a4ff66f 100644
--- a/gdb/python/py-frame.c
+++ b/gdb/python/py-frame.c
@@ -201,7 +201,7 @@ frapy_pc (PyObject *self, PyObject *args)
     }
   GDB_PY_HANDLE_EXCEPTION (except);
 
-  return PyLong_FromUnsignedLongLong (pc);
+  return gdb_py_long_from_ulongest (pc);
 }
 
 /* Implementation of gdb.Frame.block (self) -> gdb.Block.
diff --git a/gdb/python/py-lazy-string.c b/gdb/python/py-lazy-string.c
index 3863bb1..940ce88 100644
--- a/gdb/python/py-lazy-string.c
+++ b/gdb/python/py-lazy-string.c
@@ -54,7 +54,7 @@ stpy_get_address (PyObject *self, void *closure)
 {
   lazy_string_object *self_string = (lazy_string_object *) self;
 
-  return PyLong_FromUnsignedLongLong (self_string->address);
+  return gdb_py_long_from_ulongest (self_string->address);
 }
 
 static PyObject *
diff --git a/gdb/python/py-param.c b/gdb/python/py-param.c
index efef0d0..22aa91d 100644
--- a/gdb/python/py-param.c
+++ b/gdb/python/py-param.c
@@ -232,7 +232,9 @@ set_parameter_value (parmpy_object *self, PyObject *value)
 	    return -1;
 	  }
 
-	l = PyInt_AsLong (value);
+	if (! gdb_py_int_as_long (value, &l))
+	  return -1;
+
 	if (self->type == var_uinteger)
 	  {
 	    ok = (l >= 0 && l <= UINT_MAX);
diff --git a/gdb/python/py-symtab.c b/gdb/python/py-symtab.c
index 85a30a6..95dda5d 100644
--- a/gdb/python/py-symtab.c
+++ b/gdb/python/py-symtab.c
@@ -186,7 +186,7 @@ salpy_get_pc (PyObject *self, void *closure)
 
   SALPY_REQUIRE_VALID (self, sal);
 
-  return PyLong_FromUnsignedLongLong (sal->pc);
+  return gdb_py_long_from_ulongest (sal->pc);
 }
 
 static PyObject *
@@ -196,7 +196,7 @@ salpy_get_line (PyObject *self, void *closure)
 
   SALPY_REQUIRE_VALID (self, sal);
 
-  return PyLong_FromUnsignedLongLong (sal->line);
+  return PyInt_FromLong (sal->line);
 }
 
 static PyObject *
diff --git a/gdb/python/py-type.c b/gdb/python/py-type.c
index 9a6b077..c010420 100644
--- a/gdb/python/py-type.c
+++ b/gdb/python/py-type.c
@@ -276,13 +276,13 @@ typy_strip_typedefs (PyObject *self, PyObject *args)
 static PyObject *
 typy_array (PyObject *self, PyObject *args)
 {
-  int n1, n2;
+  long n1, n2;
   PyObject *n2_obj = NULL;
   struct type *array = NULL;
   struct type *type = ((type_object *) self)->type;
   volatile struct gdb_exception except;
 
-  if (! PyArg_ParseTuple (args, "i|O", &n1, &n2_obj))
+  if (! PyArg_ParseTuple (args, "l|O", &n1, &n2_obj))
     return NULL;
 
   if (n2_obj)
@@ -293,8 +293,8 @@ typy_array (PyObject *self, PyObject *args)
 			   _("Array bound must be an integer"));
 	  return NULL;
 	}
-      n2 = (int) PyInt_AsLong (n2_obj);
-      if (PyErr_Occurred ())
+
+      if (! gdb_py_int_as_long (n2_obj, &n2))
 	return NULL;
     }
   else
diff --git a/gdb/python/py-utils.c b/gdb/python/py-utils.c
index 8a9176ac..79e17c4 100644
--- a/gdb/python/py-utils.c
+++ b/gdb/python/py-utils.c
@@ -304,39 +304,73 @@ get_addr_from_python (PyObject *obj, CORE_ADDR *addr)
 {
   if (gdbpy_is_value_object (obj))
     *addr = value_as_address (value_object_to_value (obj));
-  else if (PyLong_Check (obj))
+  else
     {
-      /* Assume CORE_ADDR corresponds to unsigned long.  */
-      *addr = PyLong_AsUnsignedLong (obj);
-      if (PyErr_Occurred () != NULL)
+      PyObject *num = PyNumber_Long (obj);
+      gdb_py_ulongest val;
+
+      if (num == NULL)
 	return 0;
-    }
-  else if (PyInt_Check (obj))
-    {
-      long val;
 
-      /* Assume CORE_ADDR corresponds to unsigned long.  */
-      val = PyInt_AsLong (obj);
+      val = gdb_py_long_as_ulongest (num);
+      Py_XDECREF (num);
+      if (PyErr_Occurred ())
+	return 0;
 
-      if (val >= 0)
-	*addr = val;
-      else
-      {
-	/* If no error ocurred, VAL is indeed negative.  */
-	if (PyErr_Occurred () != NULL)
+      if (sizeof (val) > sizeof (CORE_ADDR) && ((CORE_ADDR) val) != val)
+	{
+	  PyErr_SetString (PyExc_ValueError,
+			   _("Overflow converting to address."));
 	  return 0;
+	}
 
-	PyErr_SetString (PyExc_ValueError,
-			 _("Supplied address is negative."));
-	return 0;
-      }
-    }
-  else
-    {
-      PyErr_SetString (PyExc_TypeError,
-		       _("Invalid type for address."));
-      return 0;
+      *addr = val;
     }
 
   return 1;
 }
+
+/* Convert a LONGEST to the appropriate Python object -- either an
+   integer object or a long object, depending on its value.  */
+
+PyObject *
+gdb_py_object_from_longest (LONGEST l)
+{
+#ifdef HAVE_LONG_LONG		/* Defined by Python.  */
+  /* If we have 'long long', and the value overflows a 'long', use a
+     Python Long; otherwise use a Python Int.  */
+  if (sizeof (l) > sizeof (long)
+      && (l > PyInt_GetMax () || l < (- (LONGEST) PyInt_GetMax ()) - 1))
+    return PyLong_FromLongLong (l);
+#endif
+  return PyInt_FromLong (l);
+}
+
+/* Convert a ULONGEST to the appropriate Python object -- either an
+   integer object or a long object, depending on its value.  */
+
+PyObject *
+gdb_py_object_from_ulongest (ULONGEST l)
+{
+#ifdef HAVE_LONG_LONG		/* Defined by Python.  */
+  /* If we have 'long long', and the value overflows a 'long', use a
+     Python Long; otherwise use a Python Int.  */
+  if (sizeof (l) > sizeof (unsigned long) && l > PyInt_GetMax ())
+    return PyLong_FromUnsignedLongLong (l);
+#endif
+
+  if (l > PyInt_GetMax ())
+    return PyLong_FromUnsignedLong (l);
+
+  return PyInt_FromLong (l);
+}
+
+/* Like PyInt_AsLong, but returns 0 on failure, 1 on success, and puts
+   the value into an out parameter.  */
+
+int
+gdb_py_int_as_long (PyObject *obj, long *result)
+{
+  *result = PyInt_AsLong (obj);
+  return ! (*result == -1 && PyErr_Occurred ());
+}
diff --git a/gdb/python/py-value.c b/gdb/python/py-value.c
index 1aa9443..27bf101 100644
--- a/gdb/python/py-value.c
+++ b/gdb/python/py-value.c
@@ -307,13 +307,13 @@ valpy_get_dynamic_type (PyObject *self, void *closure)
 static PyObject *
 valpy_lazy_string (PyObject *self, PyObject *args, PyObject *kw)
 {
-  int length = -1;
+  gdb_py_longest length = -1;
   struct value *value = ((value_object *) self)->value;
   const char *user_encoding = NULL;
   static char *keywords[] = { "encoding", "length", NULL };
   PyObject *str_obj;
 
-  if (!PyArg_ParseTupleAndKeywords (args, kw, "|si", keywords,
+  if (!PyArg_ParseTupleAndKeywords (args, kw, "|s" GDB_PY_LL_ARG, keywords,
 				    &user_encoding, &length))
     return NULL;
 
@@ -987,14 +987,7 @@ valpy_int (PyObject *self)
     }
   GDB_PY_HANDLE_EXCEPTION (except);
 
-#ifdef HAVE_LONG_LONG		/* Defined by Python.  */
-  /* If we have 'long long', and the value overflows a 'long', use a
-     Python Long; otherwise use a Python Int.  */
-  if (sizeof (l) > sizeof (long) && (l > PyInt_GetMax ()
-				     || l < (- (LONGEST) PyInt_GetMax ()) - 1))
-    return PyLong_FromLongLong (l);
-#endif
-  return PyInt_FromLong (l);
+  return gdb_py_object_from_longest (l);
 }
 
 /* Implements conversion to long.  */
@@ -1019,11 +1012,7 @@ valpy_long (PyObject *self)
     }
   GDB_PY_HANDLE_EXCEPTION (except);
 
-#ifdef HAVE_LONG_LONG		/* Defined by Python.  */
-  return PyLong_FromLongLong (l);
-#else
-  return PyLong_FromLong (l);
-#endif
+  return gdb_py_long_from_longest (l);
 }
 
 /* Implements conversion to float.  */
diff --git a/gdb/python/python-internal.h b/gdb/python/python-internal.h
index 80d0763..9dac04d 100644
--- a/gdb/python/python-internal.h
+++ b/gdb/python/python-internal.h
@@ -73,6 +73,32 @@ typedef int Py_ssize_t;
 #define PyEval_ReleaseLock()
 #endif
 
+/* Python supplies HAVE_LONG_LONG and some `long long' support when it
+   is available.  These defines let us handle the differences more
+   cleanly.  */
+#ifdef HAVE_LONG_LONG
+
+#define GDB_PY_LL_ARG "L"
+#define GDB_PY_LLU_ARG "K"
+typedef PY_LONG_LONG gdb_py_longest;
+typedef unsigned PY_LONG_LONG gdb_py_ulongest;
+#define gdb_py_long_from_longest PyLong_FromLongLong
+#define gdb_py_long_from_ulongest PyLong_FromUnsignedLongLong
+#define gdb_py_long_as_ulongest PyLong_AsUnsignedLongLong
+
+#else /* HAVE_LONG_LONG */
+
+#define GDB_PY_LL_ARG "L"
+#define GDB_PY_LLU_ARG "K"
+typedef long gdb_py_longest;
+typedef unsigned long gdb_py_ulongest;
+#define gdb_py_long_from_longest PyLong_FromLong
+#define gdb_py_long_from_ulongest PyLong_FromUnsignedLong
+#define gdb_py_long_as_ulongest PyLong_AsUnsignedLong
+
+#endif /* HAVE_LONG_LONG */
+
+
 /* In order to be able to parse symtab_and_line_to_sal_object function 
    a real symtab_and_line structure is needed.  */
 #include "symtab.h"
@@ -243,4 +269,8 @@ extern PyObject *gdbpy_convert_exception (struct gdb_exception);
 
 int get_addr_from_python (PyObject *obj, CORE_ADDR *addr);
 
+PyObject *gdb_py_object_from_longest (LONGEST l);
+PyObject *gdb_py_object_from_ulongest (ULONGEST l);
+int gdb_py_int_as_long (PyObject *, long *);
+
 #endif /* GDB_PYTHON_INTERNAL_H */
diff --git a/gdb/python/python.c b/gdb/python/python.c
index 375042c..134e730 100644
--- a/gdb/python/python.c
+++ b/gdb/python/python.c
@@ -407,16 +407,9 @@ gdbpy_solib_name (PyObject *self, PyObject *args)
 {
   char *soname;
   PyObject *str_obj;
-#ifdef PY_LONG_LONG
-  unsigned PY_LONG_LONG pc;
-  /* To be compatible with Python 2.4 the format strings are not const.  */
-  char *format = "K";
-#else
-  unsigned long pc;
-  char *format = "k";
-#endif
+  gdb_py_longest pc;
 
-  if (!PyArg_ParseTuple (args, format, &pc))
+  if (!PyArg_ParseTuple (args, GDB_PY_LL_ARG, &pc))
     return NULL;
 
   soname = solib_name_from_address (current_program_space, pc);