From f8a5d485a064820b62f8a853d107cb23c114efb0 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Mon, 12 Nov 2007 17:34:14 -0500
Subject: ENH: Adding DateStamp feature to KWSys.  This provides a header file
 giving preprocessor access to a dated version.  The 'datestamp' will be
 updated automatically every day by a script.

---
 Source/kwsys/CMakeLists.txt       | 15 ++++++++++++-
 Source/kwsys/DateStamp.h.in       | 44 +++++++++++++++++++++++++++++++++++++++
 Source/kwsys/kwsysDateStamp.cmake | 10 +++++++++
 Source/kwsys/kwsysDateStamp.py    | 32 ++++++++++++++++++++++++++++
 4 files changed, 100 insertions(+), 1 deletion(-)
 create mode 100644 Source/kwsys/DateStamp.h.in
 create mode 100644 Source/kwsys/kwsysDateStamp.cmake
 create mode 100755 Source/kwsys/kwsysDateStamp.py

diff --git a/Source/kwsys/CMakeLists.txt b/Source/kwsys/CMakeLists.txt
index 13b884b..2786435 100644
--- a/Source/kwsys/CMakeLists.txt
+++ b/Source/kwsys/CMakeLists.txt
@@ -135,6 +135,7 @@ IF(KWSYS_STANDALONE OR CMake_SOURCE_DIR)
   SET(KWSYS_USE_FundamentalType 1)
   SET(KWSYS_USE_Terminal 1)
   SET(KWSYS_USE_IOStream 1)
+  SET(KWSYS_USE_DateStamp 1)
 ENDIF(KWSYS_STANDALONE OR CMake_SOURCE_DIR)
 
 # Setup the large file support default.
@@ -628,14 +629,26 @@ SET(cppclasses
   )
 FOREACH(cpp ${cppclasses})
   IF(KWSYS_USE_${cpp})
+    # Use the corresponding class.
     SET(KWSYS_CLASSES ${KWSYS_CLASSES} ${cpp})
+
+    # Load component-specific CMake code.
+    IF(EXISTS ${PROJECT_SOURCE_DIR}/${cpp}.cmake)
+      INCLUDE(${PROJECT_SOURCE_DIR}/kwsys${cpp}.cmake)
+    ENDIF(EXISTS ${PROJECT_SOURCE_DIR}/${cpp}.cmake)
   ENDIF(KWSYS_USE_${cpp})
 ENDFOREACH(cpp)
 
 # Add selected C components.
-FOREACH(c Process Base64 FundamentalType MD5 Terminal System)
+FOREACH(c Process Base64 FundamentalType MD5 Terminal System DateStamp)
   IF(KWSYS_USE_${c})
+    # Use the corresponding header file.
     SET(KWSYS_H_FILES ${KWSYS_H_FILES} ${c})
+
+    # Load component-specific CMake code.
+    IF(EXISTS ${PROJECT_SOURCE_DIR}/${c}.cmake)
+      INCLUDE(${PROJECT_SOURCE_DIR}/kwsys${c}.cmake)
+    ENDIF(EXISTS ${PROJECT_SOURCE_DIR}/${c}.cmake)
   ENDIF(KWSYS_USE_${c})
 ENDFOREACH(c)
 
diff --git a/Source/kwsys/DateStamp.h.in b/Source/kwsys/DateStamp.h.in
new file mode 100644
index 0000000..31550dc
--- /dev/null
+++ b/Source/kwsys/DateStamp.h.in
@@ -0,0 +1,44 @@
+/*=========================================================================
+
+  Program:   KWSys - Kitware System Library
+  Module:    $RCSfile$
+
+  Copyright (c) Kitware, Inc., Insight Consortium.  All rights reserved.
+  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#ifndef @KWSYS_NAMESPACE@_DateStamp_h
+#define @KWSYS_NAMESPACE@_DateStamp_h
+
+/**
+ * Version date year component.  The format is CCYY.
+ */
+#define @KWSYS_NAMESPACE@_VERSION_DATE_YEAR   @KWSYS_VERSION_DATE_YEAR@
+
+/**
+ * Version date month component.  The format is MM.
+ */
+#define @KWSYS_NAMESPACE@_VERSION_DATE_MONTH  @KWSYS_VERSION_DATE_MONTH@
+
+/**
+ * Version date day component.  The format is DD.
+ */
+#define @KWSYS_NAMESPACE@_VERSION_DATE_DAY    @KWSYS_VERSION_DATE_DAY@
+
+/**
+ * Version date accessible from preprocessor.
+ * This is an integer in the format CCYYMMDD.
+ */
+#define @KWSYS_NAMESPACE@_VERSION_DATE_FULL   @KWSYS_VERSION_DATE_YEAR@@KWSYS_VERSION_DATE_MONTH@@KWSYS_VERSION_DATE_DAY@
+
+/**
+ * Version date as a string literal.
+ * The format is "CCYY-MM-DD".
+ */
+#define @KWSYS_NAMESPACE@_VERSION_DATE_STRING "@KWSYS_VERSION_DATE_YEAR@-@KWSYS_VERSION_DATE_MONTH@-@KWSYS_VERSION_DATE_DAY@"
+
+#endif
diff --git a/Source/kwsys/kwsysDateStamp.cmake b/Source/kwsys/kwsysDateStamp.cmake
new file mode 100644
index 0000000..161413d
--- /dev/null
+++ b/Source/kwsys/kwsysDateStamp.cmake
@@ -0,0 +1,10 @@
+# Do not edit!  Generated by kwsysDateStamp.py
+
+# KWSys version date year component.  Format is CCYY.
+SET(KWSYS_VERSION_DATE_YEAR  2007)
+
+# KWSys version date month component.  Format is MM.
+SET(KWSYS_VERSION_DATE_MONTH 11)
+
+# KWSys version date day component.  Format is DD.
+SET(KWSYS_VERSION_DATE_DAY   12)
diff --git a/Source/kwsys/kwsysDateStamp.py b/Source/kwsys/kwsysDateStamp.py
new file mode 100755
index 0000000..4370c8a
--- /dev/null
+++ b/Source/kwsys/kwsysDateStamp.py
@@ -0,0 +1,32 @@
+#!/usr/bin/python
+
+import sys,os
+import time
+
+# Get the path to the directory containing this script.
+if __name__ == '__main__':
+    selfdir = os.path.abspath(sys.path[0] or os.curdir)
+else:
+    selfdir = os.path.abspath(os.path.dirname(__file__))
+
+# Open the CMake code file.
+fname = os.path.join(selfdir, 'kwsysDateStamp.cmake')
+fout = open(fname, 'w');
+
+# Get the current time.
+ct = time.localtime()
+
+# Write the CMake code describing the date.
+fout.write("""# Do not edit!  Generated by kwsysDateStamp.py
+
+# KWSys version date year component.  Format is CCYY.
+SET(KWSYS_VERSION_DATE_YEAR  %04u)
+
+# KWSys version date month component.  Format is MM.
+SET(KWSYS_VERSION_DATE_MONTH %02u)
+
+# KWSys version date day component.  Format is DD.
+SET(KWSYS_VERSION_DATE_DAY   %02u)
+""" % (ct.tm_year, ct.tm_mon, ct.tm_mday))
+
+fout.close()
-- 
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