# -----------------------------------------------------------------------------
# CppAD: C++ Algorithmic Differentiation: Copyright (C) 2003-18 Bradley M. Bell
#
# CppAD is distributed under the terms of the
#              Eclipse Public License Version 2.0.
#
# This Source Code may also be made available under the following
# Secondary License when the conditions for such availability set forth
# in the Eclipse Public License, Version 2.0 are satisfied:
#       GNU General Public License, Version 2.0 or later.
# -----------------------------------------------------------------------------
# =============================================================================
# join(variable sep item_1 ... item_n )
#
# variable: (out)
# The variable that well be set to the value
# ${item_1}${sep}$ ...${sep}${item_n} .
#
# sep: (in)
# Is the text placed between items. For example,
# it could be a space or a comma.
#
# item_j: (in)
# is the j-th item placed in the variable.
#
# convert semicolons to spaces
MACRO(join)
    SET(argv ${ARGV})
    LIST(GET argv 0 var)
    LIST(GET argv 1 sep)
    LIST(REMOVE_AT argv 0 1)
    SET(result "")
    FOREACH(entry ${argv} )
        IF(result STREQUAL "" )
            SET(result "${entry}")
        ELSE(result STREQUAL "" )
            SET(result "${result}${sep}${entry}")
        ENDIF(result STREQUAL "" )
    ENDFOREACH(entry ${argv} )
ENDMACRO(join)