From f06e30af4a0b556d2144b6fd473afeddbc21bb2f Mon Sep 17 00:00:00 2001
From: Georg Brandl <georg@python.org>
Date: Thu, 24 Nov 2005 15:37:42 +0000
Subject: bug #1281408: make Py_BuildValue work with unsigned longs and long
 longs

---
 Doc/api/utilities.tex | 26 ++++++++++++++++++++++++--
 Misc/NEWS             |  3 +++
 Python/modsupport.c   | 23 ++++++++++++++++++++---
 3 files changed, 47 insertions(+), 5 deletions(-)

diff --git a/Doc/api/utilities.tex b/Doc/api/utilities.tex
index 12216f2..78526b8 100644
--- a/Doc/api/utilities.tex
+++ b/Doc/api/utilities.tex
@@ -836,14 +836,36 @@ PyArg_ParseTuple(args, "O|O:ref", &object, &callback)
     Convert a plain C \ctype{int} to a Python integer object.
 
     \item[\samp{b} (integer) {[char]}]
-    Same as \samp{i}.
+    Convert a plain C \ctype{char} to a Python integer object.
 
     \item[\samp{h} (integer) {[short int]}]
-    Same as \samp{i}.
+    Convert a plain C \ctype{short int} to a Python integer object.
 
     \item[\samp{l} (integer) {[long int]}]
     Convert a C \ctype{long int} to a Python integer object.
 
+    \item[\samp{B} (integer) {[unsigned char]}]
+    Convert a C \ctype{unsigned char} to a Python integer object.
+
+    \item[\samp{H} (integer) {[unsigned short int]}]
+    Convert a C \ctype{unsigned short int} to a Python integer object.
+
+    \item[\samp{I} (integer/long) {[unsigned int]}]
+    Convert a C \ctype{unsigned int} to a Python integer object
+    or a Python long integer object, if it is larger than \code{sys.maxint}.
+
+    \item[\samp{k} (integer/long) {[unsigned long]}]
+    Convert a C \ctype{unsigned long} to a Python integer object
+    or a Python long integer object, if it is larger than \code{sys.maxint}.
+
+    \item[\samp{L} (long) {[PY_LONG_LONG]}]
+    Convert a C \ctype{long long} to a Python long integer object. Only
+    available on platforms that support \ctype{long long}.
+
+    \item[\samp{K} (long) {[unsigned PY_LONG_LONG]}]
+    Convert a C \ctype{unsigned long long} to a Python long integer object.
+    Only available on platforms that support \ctype{unsigned long long}.
+
     \item[\samp{c} (string of length 1) {[char]}]
     Convert a C \ctype{int} representing a character to a Python
     string of length 1.
diff --git a/Misc/NEWS b/Misc/NEWS
index 73171f3..de637e1 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,9 @@ What's New in Python 2.5 alpha 1?
 Core and builtins
 -----------------
 
+- Bug #1281408: Py_BuildValue now works correct even with unsigned longs
+  and long longs.
+
 - SF Bug #1350188, "setdlopenflags" leads to crash upon "import"
   It was possible dlerror() returns a NULL pointer, use a default error
   message in this case.
diff --git a/Python/modsupport.c b/Python/modsupport.c
index fbfb48d..3b4c517 100644
--- a/Python/modsupport.c
+++ b/Python/modsupport.c
@@ -303,18 +303,35 @@ do_mkvalue(char **p_format, va_list *p_va)
 		case 'H':
 			return PyInt_FromLong((long)va_arg(*p_va, unsigned int));
 
+		case 'I':
+		{
+			unsigned int n;
+			n = va_arg(*p_va, unsigned int);
+			if (n > PyInt_GetMax())
+				return PyLong_FromUnsignedLong((unsigned long)n);
+			else
+				return PyInt_FromLong(n);
+		}
+		
 		case 'l':
-			return PyInt_FromLong((long)va_arg(*p_va, long));
+			return PyInt_FromLong(va_arg(*p_va, long));
 
 		case 'k':
-			return PyInt_FromLong((long)va_arg(*p_va, unsigned long));
+		{
+			unsigned long n;
+			n = va_arg(*p_va, unsigned long);
+			if (n > PyInt_GetMax())
+				return PyLong_FromUnsignedLong(n);
+			else
+				return PyInt_FromLong(n);
+		}
 
 #ifdef HAVE_LONG_LONG
 		case 'L':
 			return PyLong_FromLongLong((PY_LONG_LONG)va_arg(*p_va, PY_LONG_LONG));
 
 		case 'K':
-			return PyLong_FromLongLong((PY_LONG_LONG)va_arg(*p_va, unsigned PY_LONG_LONG));
+			return PyLong_FromUnsignedLongLong((PY_LONG_LONG)va_arg(*p_va, unsigned PY_LONG_LONG));
 #endif
 #ifdef Py_USING_UNICODE
 		case 'u':
-- 
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