build:
  export XDCPATH="/path/to/library;$XDCPATH"
  export XDCCGROOT=/path/to/c6000
  xdc -Pr ./packages

windows:
set XDCCGROOT=d:\ti\ccsv5\tools\compiler\c6000_7.4.24
set path=d:\ti\cg_xml\bin;d:\ti\ccsv5\tools\compiler\c6000_7.4.1\bin;%path%
set XDCPATH=D:\ti\bios_6_34_02_18\packages;D:\ti\ndk_2_21_02_43\packages;D:\ti\pdk_C6678_1_1_2_6\packages;

build release:

$ cd packages/vsky/libdsp/
$ xdc release

$ cd packages/vsky/platforms/simple
$ xdc release