From 9d545a2b2871a004f0b4b7ad624aadf72a1c1c61 Mon Sep 17 00:00:00 2001
From: Mark Lobodzinski <mark@lunarg.com>
Date: Fri, 18 Nov 2016 14:12:01 -0700
Subject: scripts: Move determine_vs_version into scripts dir

- Moved determine_vs_version.py into scripts dir
- Updated build_windows_targets.bat
- Updated update_external_sources.bat

Change-Id: I951a05763a7004f2ba641dad72ae3c109ce0aa5c
---
 scripts/determine_vs_version.py | 115 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100755 scripts/determine_vs_version.py

(limited to 'scripts')

diff --git a/scripts/determine_vs_version.py b/scripts/determine_vs_version.py
new file mode 100755
index 00000000..9dec7223
--- /dev/null
+++ b/scripts/determine_vs_version.py
@@ -0,0 +1,115 @@
+#!/usr/bin/env python3
+#
+# Copyright (c) 2016 The Khronos Group Inc.
+# Copyright (c) 2016 Valve Corporation
+# Copyright (c) 2016 LunarG, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Author: Mark Young <marky@lunarg.com>
+
+import sys
+import os
+
+# Following function code snippet was found on StackOverflow (with a change to lower
+# camel-case on the variable names):
+#   http://stackoverflow.com/questions/377017/test-if-executable-exists-in-python
+def find_executable(program):
+    def is_exe(fPath):
+        return os.path.isfile(fPath) and os.access(fPath, os.X_OK)
+
+    fPath, fName = os.path.split(program)
+    if fPath:
+        if is_exe(program):
+            return program
+    else:
+        for path in os.environ["PATH"].split(os.pathsep):
+            path = path.strip('"')
+            exe_file = os.path.join(path, program)
+            if is_exe(exe_file):
+                return exe_file
+
+    return None
+    
+def determine_year(version):
+    if version == 8:
+        return 2005
+    elif version == 9:
+        return 2008
+    elif version == 10:
+        return 2010
+    elif version == 11:
+        return 2012
+    elif version == 12:
+        return 2013
+    elif version == 14:
+        return 2015
+    else:
+        return 0000
+    
+# Determine if msbuild is in the path, then call it to determine the version and parse
+# it into a format we can use, which is "<version_num> <version_year>".
+if __name__ == '__main__':
+    exeName     = 'msbuild.exe'
+    versionCall = exeName + ' /ver'
+
+    # Determine if the executable exists in the path, this is critical.
+    #
+    foundExeName = find_executable(exeName)
+
+    # If not found, return an invalid number but in the appropriate format so it will
+    # fail if the program above tries to use it.
+    if foundExeName == None:
+        print('00 0000')
+        print('Executable ' + exeName + ' not found in PATH!')
+    else:
+        sysCallOut = os.popen(versionCall).read()
+        
+        version = None
+
+        # Split around any spaces first
+        spaceList  = sysCallOut.split(' ')
+        for spaceString in spaceList:
+
+            # If we've already found it, bail.
+            if version != None:
+                break
+        
+            # Now split around line feeds
+            lineList = spaceString.split('\n')
+            for curLine in lineList:
+
+                # If we've already found it, bail.
+                if version != None:
+                    break
+            
+                # We only want to continue if there's a period in the list
+                if '.' not in curLine:
+                    continue
+
+                # Get the first element and determine if it is a number, if so, we've
+                # got our number.
+                splitAroundPeriod = curLine.split('.')
+                if splitAroundPeriod[0].isdigit():
+                    version = int (splitAroundPeriod[0])
+                    break
+        
+        # Failsafe to return a number in the proper format, but one that will fail.
+        if version == None:
+            version = 00
+
+        # Determine the year associated with that version
+        year = determine_year(version)
+        
+        # Output the string we need for Cmake to properly build for this version
+        print(str(version) + ' ' + str(year))
-- 
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