# Copyright (c) 2019, Triad National Security, LLC
# All rights reserved.

# Copyright 2019. Triad National Security, LLC. This software was
# produced under U.S. Government contract 89233218CNA000001 for Los
# Alamos National Laboratory (LANL), which is operated by Triad
# National Security, LLC for the U.S. Department of Energy. 
# All rights in the program are reserved by Triad National Security,
# LLC, and the U.S. Department of Energy/National Nuclear Security
# Administration. The Government is granted for itself and others acting
# on its behalf a nonexclusive, paid-up, irrevocable worldwide license
# in this material to reproduce, prepare derivative works, distribute
# copies to the public, perform publicly and display publicly, and to
# permit others to do so
 
# 
# This is open source software distributed under the 3-clause BSD license.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# 
# 1. Redistributions of source code must retain the above copyright notice,
#    this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. Neither the name of Triad National Security, LLC, Los Alamos
#    National Laboratory, LANL, the U.S. Government, nor the names of its
#    contributors may be used to endorse or promote products derived from this
#    software without specific prior written permission.
# 
 
# THIS SOFTWARE IS PROVIDED BY TRIAD NATIONAL SECURITY, LLC AND
# CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
# BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
# FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
# TRIAD NATIONAL SECURITY, LLC OR CONTRIBUTORS BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
# GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
# IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#
# SetMacros
#
#  Collection of useful macros that append variables and 
#  define global variables.


#
# GLOBAL_SET(VAR_NAME ... )
#  Set global variable VAR_NAME
#
macro (GLOBAL_SET VAR)
  set(${VAR} ${ARGN} CACHE INTERNAL "")
endmacro(GLOBAL_SET) 

#
# APPEND_SET(VAR item1 [item2] ...)
#  Append item1 [item2] ... to variable VAR
# 
macro(APPEND_SET VAR)
  set(${VAR} ${${VAR}} ${ARGN})
endmacro(APPEND_SET)

#
# PREPEND_SET(VAR item1 [item2] ...)
#   Prepend item1 [item2] ... to variable VAR
#
macro(PREPEND_SET VAR)
  set(${VAR} ${ARGN} ${${VAR}})
endmacro(PREPEND_SET)  

#
# GLOBAL_APPEND_SET(VAR item1 [item2] ...)
#  Append item1 [item2] ... to global variable VAR
# 
macro(GLOBAL_APPEND_SET VAR)
  global_set(${VAR} ${${VAR}} ${ARGN})
endmacro(GLOBAL_APPEND_SET)

#
# GLOBAL_PREPEND_SET(VAR item1 [item2] ...) 
#  Prepend item1 [item2] ... to global variable VAR
#
macro(GLOBAL_PREPEND_SET VAR)
  global_set(${VAR} ${ARGN} ${${VAR}})
endmacro(GLOBAL_PREPEND_SET)  

