# - Environment
# To manage the environment
#
SET(myindent "${myindent}\t")
message(STATUS "${myindent}#	\"Environment\" included!")

if(__Environment_INCLUDED)
  return()
endif()
set(__Environment_INCLUDED TRUE)

#-------------------------------------------------------------------------------
# icedust_env(<SET|PREPEND|APPEND|REMOVE|UNSET|INCLUDE> <var> <value> [...repeat...])
#
# Declare environment variables to be modified.
# Note: this is just a wrapper around set_property, the actual logic is in
# icedust_project() and icedust_generate_env_conf().
#-------------------------------------------------------------------------------
function(icedust_env)
	message(STATUS "${myindent}==>function(icedust_env)")
	SET(myindent "${myindent}\t")
	message(STATUS "${myindent}	package_dir = ${package_dir}")
	#message(STATUS "${myindent}	icedust_env(): ARGN -> ${ARGN}")
	# ensure that the variables in the value are not expanded when passing the arguments
	#string(REPLACE "\$" "\\\$" _argn "${ARGN}")
	#message(STATUS "${myindent}	_argn -> ${_argn}")
	set_property(DIRECTORY ${package_dir}/cmake APPEND PROPERTY ENVIRONMENT "${ARGN}")
	string(REGEX REPLACE "(\t*)\t" "\\1" myindent "${myindent}")
	message(STATUS "${myindent}<==function(icedust_env)")
endfunction()

#-------------------------------------------------------------------------------
# icedust_build_env(<SET|PREPEND|APPEND|REMOVE|UNSET|INCLUDE> <var> <value> [...repeat...])
#
# Same as icedust_env(), but the environment is set only for building.
#-------------------------------------------------------------------------------
function(icedust_build_env)
	message(STATUS "${myindent}==>function(icedust_build_env)")
	SET(myindent "${myindent}\t")
	message(STATUS "${myindent}	package_dir = ${package_dir}")
	#message(STATUS "${myindent}	icedust_build_env(): ARGN -> ${ARGN}")
	# ensure that the variables in the value are not expanded when passing the arguments
	#string(REPLACE "\$" "\\\$" _argn "${ARGN}")
	#message(STATUS "${myindent}	_argn -> ${_argn}")
	set_property(DIRECTORY ${package_dir}/cmake APPEND PROPERTY BUILD_ENVIRONMENT "${ARGN}")
	string(REGEX REPLACE "(\t*)\t" "\\1" myindent "${myindent}")
	message(STATUS "${myindent}<==function(icedust_build_env)")
endfunction()

string(REGEX REPLACE "(\t*)\t" "\\1" myindent "${myindent}")