Merged the Python 3.0 support branch. The merging progress is not so smooth, so hope this commit won't make anything broken.

This is the (incomplemete) log produced by svnmerge.py:

Merged revisions 10405-10409,10420-10422,10426,10438,10445,10451,10454-10465,10467,10473-10475,10485,10488-10489,10493-10495,10497,10509-10510,10513-10514,10517,10520,10525,10528-10529,10533-10535,10554-10557,10570,10573,10593,10614,10666-10669,10673,10678,10687,10690,10704-10706,10731,10744,10750-10752,10755,10759,10770,10775-10776,10813,10819 via svnmerge from 
https://swig.svn.sourceforge.net/svnroot/swig/branches/gsoc2008-bhy



git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@10834 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/python/pybuf.i

@@ -0,0 +1,34 @@
+%module pybuf
+%include<pybuffer.i>
+
+%pybuffer_mutable_binary(char *buf1, int len);
+%pybuffer_mutable_string(char *buf2);
+%pybuffer_binary(const char *buf3, int len);
+%pybuffer_string(const char *buf4);
+
+%inline %{
+  void func1(char *buf1, int len)
+  {
+    int i;
+    for (i=0; i<len; ++i)
+      buf1[i] = 'a';
+    return;
+  }
+  void func2(char *buf2)
+  {
+    strcpy(buf2, "Hello world!");
+  }
+  int func3(const char *buf3, int len)
+  {
+    int count = 0;
+    int i;
+    for(i=0; i<len; ++i)
+      if (isalnum(buf3[i]))
+        ++count;
+    return count;
+  }
+  int func4(const char *buf4)
+  {
+    return strlen(buf4);
+  }  
+%}