From a02d064ad6bcbe8d2148c986feb9c9f5aab47a0a Mon Sep 17 00:00:00 2001
From: Marcelo Matus <mmatus@acms.arizona.edu>
Date: Mon, 14 Jun 2004 09:14:48 +0000
Subject: [PATCH] some performance improvements

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@5982 626c5289-ae23-0410-ae9c-e8d60b6d4f22
---
 SWIG/Lib/common.swg       |  8 ++++----
 SWIG/Lib/python/pyrun.swg | 12 ++++--------
 2 files changed, 8 insertions(+), 12 deletions(-)

diff --git a/SWIG/Lib/common.swg b/SWIG/Lib/common.swg
index 5d5617522..847014b6a 100644
--- a/SWIG/Lib/common.swg
+++ b/SWIG/Lib/common.swg
@@ -261,10 +261,10 @@ SWIG_TypeClientData(swig_type_info *ti, void *clientdata) {
 SWIGRUNTIME(char *)
 SWIG_PackData(char *c, void *ptr, int sz) {
   static char hex[17] = "0123456789abcdef";
-  int i;
   unsigned char *u = (unsigned char *) ptr;
+  const unsigned char *eu =  u + sz;
   register unsigned char uu;
-  for (i = 0; i < sz; i++,u++) {
+  for (; u != eu; ++u) {
     uu = *u;
     *(c++) = hex[(uu & 0xf0) >> 4];
     *(c++) = hex[uu & 0xf];
@@ -278,8 +278,8 @@ SWIG_UnpackData(char *c, void *ptr, int sz) {
   register unsigned char uu = 0;
   register int d;
   unsigned char *u = (unsigned char *) ptr;
-  int i;
-  for (i = 0; i < sz; i++, u++) {
+  const unsigned char *eu =  u + sz;
+  for (; u != eu; ++u) {
     d = *(c++);
     if ((d >= '0') && (d <= '9'))
       uu = ((d - '0') << 4);
diff --git a/SWIG/Lib/python/pyrun.swg b/SWIG/Lib/python/pyrun.swg
index c9aed5d7b..66c78e6ef 100644
--- a/SWIG/Lib/python/pyrun.swg
+++ b/SWIG/Lib/python/pyrun.swg
@@ -268,7 +268,7 @@ SWIG_Python_ConvertPtr(PyObject *obj, void **ptr, swig_type_info *ty, int flags)
       goto type_error;
     }
   } 
-  c = PyString_AsString(obj);
+  c = PyString_AS_STRING(obj);
   /* Pointer values must start with leading underscore */
   if (*c != '_') {
     *ptr = (void *) 0;
@@ -296,9 +296,7 @@ cobject:
   }
 
   if ((pyobj) && (flags & SWIG_POINTER_DISOWN)) {
-    PyObject *zero = PyInt_FromLong(0);
-    PyObject_SetAttrString(pyobj,(char*)"thisown",zero);
-    Py_DECREF(zero);
+    PyObject_SetAttrString(pyobj,(char*)"thisown",Py_False);
   }
   return 0;
 
@@ -331,7 +329,7 @@ SWIG_Python_ConvertPacked(PyObject *obj, void *ptr, int sz, swig_type_info *ty,
   char  *c = 0;
 
   if ((!obj) || (!PyString_Check(obj))) goto type_error;
-  c = PyString_AsString(obj);
+  c = PyString_AS_STRING(obj);
   /* Pointer values must start with leading underscore */
   if (*c != '_') goto type_error;
   c++;
@@ -385,9 +383,7 @@ SWIG_Python_NewPointerObj(void *ptr, swig_type_info *type, int own) {
     Py_DECREF(args);
     if (inst) {
       if (own) {
-        PyObject *n = PyInt_FromLong(1);
-        PyObject_SetAttrString(inst,(char*)"thisown",n);
-        Py_DECREF(n);
+        PyObject_SetAttrString(inst,(char*)"thisown",Py_True);
       }
       robj = inst;
     }