# environment related stuff set ad_hdl_dir "../../.." set ad_phdl_dir "../../.." if [info exists ::env(ADI_HDL_DIR)] { set ad_hdl_dir $::env(ADI_HDL_DIR) } if [info exists ::env(ADI_PHDL_DIR)] { set ad_phdl_dir $::env(ADI_PHDL_DIR) }