NO Bash required (windows compilation problem gone) - migrated to python

build flags format simplified
Binaries updated

get_build_flags.py

@@ -0,0 +1,31 @@
+# -*- coding: utf-8 -*-
+from __future__ import print_function
+import os
+import sys
+print(sys.argv[1:], file=sys.stderr)
+#print("build_flags_"+sys.argv[1:][0])
+try:
+    file = open("build-flags/build_flags_"+sys.argv[1:][0])
+except IOError as e:
+    print(u'No build flags file ', file=sys.stderr)
+else:
+    with file:
+           for line in file.readlines():
+               if not line.startswith('#'):
+                    print (line)
+           file.close()
+
+try:
+    file = open("custom-build-flags/build_flags_"+sys.argv[1:][0])
+except IOError as e:
+    print(u'No custom build flags file ', file=sys.stderr)
+else:
+    with file:
+           for line in file.readlines():
+               if not line.startswith('#'):
+                    print (line)
+           file.close()
+
+sys.stdout.write("-DPIO_SRC_REV=")
+sys.stdout.flush()
+os.system("git log --pretty=format:%h_%ad -1 --date=short")