# Copyright(C) 2012 Brazil
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License version 2.1 as published by the Free Software Foundation.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

macro(read_file_list file_name output_variable)
  file(READ ${file_name} ${output_variable})
  # Remove variable declaration at the first line:
  #   "libgroonga_la_SOURCES =	\" -> ""
  string(REGEX REPLACE "^.*=[ \t]*\\\\" "" ${output_variable}
                       "${${output_variable}}")
  # Remove white spaces: "	com.c	\\\n	com.h	\\\n" -> "com.c\\com.h"
  string(REGEX REPLACE "[ \t\n]" "" ${output_variable} "${${output_variable}}")
  # Convert string to list: "com.c\\com.h" -> "com.c;com.h"
  # NOTE: List in CMake is ";" separated string.
  string(REGEX REPLACE "\\\\" ";" ${output_variable} "${${output_variable}}")
endmacro()
