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BareosFindLibraryAndHeaders.cmake
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BareosFindLibraryAndHeaders.cmake
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# BAREOS® - Backup Archiving REcovery Open Sourced
#
# Copyright (C) 2017-2020 Bareos GmbH & Co. KG
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of version three of the GNU Affero General Public
# License as published by the Free Software Foundation and included
# in the file LICENSE.
#
# This program 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
# Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.
# generic macro to find libraries and headers
macro(BareosFindLibraryAndHeaders LIBNAME HEADERFILE ADDITIONAL_PATHS)
message(STATUS "checking for library ${LIBNAME} and ${HEADERFILE} header ...")
string(TOUPPER ${LIBNAME} LIBNAME_UPCASE)
set(INCLUDE_VAR_NAME ${LIBNAME_UPCASE}_INCLUDE_DIRS)
set(LIB_VAR_NAME ${LIBNAME_UPCASE}_LIBRARIES)
set(FOUND_VAR_NAME ${LIBNAME_UPCASE}_FOUND)
set(HAVE_VAR_NAME HAVE_${LIBNAME_UPCASE})
find_path(${INCLUDE_VAR_NAME} NAMES ${HEADERFILE} PATHS ${ADDITIONAL_PATHS} PATH_SUFFIXES include)
find_library(${LIB_VAR_NAME} NAMES ${LIBNAME} PATHS ${ADDITIONAL_PATHS} PATH_SUFFIXES lib64)
# MESSAGE(STATUS "find path result for ${INCLUDE_VAR_NAME} is
# ${${INCLUDE_VAR_NAME}}") MESSAGE(STATUS "find library result for
# ${LIB_VAR_NAME} is ${${LIB_VAR_NAME}}")
# STRING(LENGTH ${${LIB_VAR_NAME}} LIBFOUND ) STRING(LENGTH
# ${${INCLUDE_VAR_NAME}} INCLUDEFOUND )
set(LIBFOUND ${${LIB_VAR_NAME}})
# MESSAGE(STATUS "LIBFOUND: ${LIBFOUND}")
set(INCLUDEFOUND ${${INCLUDE_VAR_NAME}})
# MESSAGE(STATUS "INCLUDEFOUND: ${INCLUDEFOUND}")
string(
REGEX
MATCH
"-NOTFOUND"
LIBNOTFOUND
${LIBFOUND}
)
# MESSAGE(STATUS "LIB REGEX MATCH: ${LIBNOTFOUND}")
string(LENGTH "${LIBNOTFOUND}" LIBNOTFOUND)
string(
REGEX
MATCH
"-NOTFOUND"
INCLUDENOTFOUND
${INCLUDEFOUND}
)
# MESSAGE(STATUS "INC REGEX MATCH: ${INCLUDENOTFOUND}")
string(LENGTH "${INCLUDENOTFOUND}" INCLUDENOTFOUND)
if(NOT ${LIBNOTFOUND})
# MESSAGE(STATUS "LIBFOUND is true: ${LIBFOUND}")
if(NOT ${INCLUDENOTFOUND})
# MESSAGE(STATUS "INCLUDEFOUND is true: ${INCLUDEFOUND}") MESSAGE(STATUS
# "setting ${FOUND_VAR_NAME} to true")
set(${FOUND_VAR_NAME} TRUE)
set(${HAVE_VAR_NAME} 1)
else()
# MESSAGE(STATUS "INCLUDEFOUND is true: ${INCLUDEFOUND}")
set(${FOUND_VAR_NAME} FALSE)
set(${HAVE_VAR_NAME} 0)
endif()
else()
# MESSAGE(STATUS "LIBFOUND is false: ${LIBFOUND}")
set(${FOUND_VAR_NAME} FALSE)
set(${HAVE_VAR_NAME} 0)
endif()
set(FOUNDVALUE ${${FOUND_VAR_NAME}})
if(${FOUNDVALUE})
message(STATUS " ${FOUND_VAR_NAME}=${${FOUND_VAR_NAME}}")
message(STATUS " ${LIB_VAR_NAME}=${${LIB_VAR_NAME}}")
message(STATUS " ${INCLUDE_VAR_NAME}=${${INCLUDE_VAR_NAME}}")
message(STATUS " ${HAVE_VAR_NAME}=${${HAVE_VAR_NAME}}")
else()
message(STATUS " ${HAVE_VAR_NAME}=${${HAVE_VAR_NAME}}")
if(${LIBNOTFOUND})
message(STATUS " ERROR: ${LIBNAME} libraries NOT found. ")
set("${LIB_VAR_NAME}" "")
endif()
if(${INCLUDENOTFOUND})
message(STATUS " ERROR: ${LIBNAME} includes NOT found. ")
set("${INCLUDE_VAR_NAME}" "")
endif()
message(STATUS " ${FOUND_VAR_NAME}=${${FOUND_VAR_NAME}}")
message(STATUS " ${LIB_VAR_NAME}=${${LIB_VAR_NAME}}")
message(STATUS " ${INCLUDE_VAR_NAME}=${${INCLUDE_VAR_NAME}}")
message(STATUS " ${HAVE_VAR_NAME}=${${HAVE_VAR_NAME}}")
endif()
mark_as_advanced(${INCLUDE_VAR_NAME} ${LIB_VAR_NAME} ${FOUND_VAR_NAME})
endmacro()