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# cmake/modules/pdl.cmake
#
#
# Copyright (C) 2006 Alan W. Irwin
#
# This file is part of PLplot.
#
# PLplot is free software; you can redistribute it and/or modify
# it under the terms of the GNU Library General Public License as published
# by the Free Software Foundation; version 2 of the License.
#
# PLplot 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 Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public License
# along with the file PLplot; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
# Module for determining configuration options related to PDL examples
if(DEFAULT_NO_BINDINGS)
option(ENABLE_pdl "Enable Perl/PDL examples in tests" OFF)
else(DEFAULT_NO_BINDINGS)
option(ENABLE_pdl "Enable Perl/PDL examples in tests" OFF)
endif(DEFAULT_NO_BINDINGS)
if(ENABLE_pdl)
if(NOT BUILD_SHARED_LIBS)
message(STATUS "WARNING: "
"Disabling Perl/PDL examples because BUILD_SHARED_LIBS=OFF")
set(ENABLE_pdl OFF CACHE BOOL "Enable Perl/PDL examples in tests" FORCE)
endif(NOT BUILD_SHARED_LIBS)
endif(ENABLE_pdl)
if(ENABLE_pdl)
option(SKIP_PDL_CHECK "SKIP all PDL checks because libplplotd not yet available at cmake time" OFF)
if(SKIP_PDL_CHECK)
message(STATUS "Assume PDL exists and has version >= 2.4.7")
message(STATUS "Assume PDL-Graphics-PLplot exists and has version >= 0.55")
else(SKIP_PDL_CHECK)
# N.B. Some of the checks below only work if the correct version
# of libplplotd.so (currently libplplotd.so.10) is accessible
# somewhere on the disk, and LD_LIBRARY_PATH
# points to that directory location.
if(PERL_FOUND)
execute_process(
COMMAND ${PERL_EXECUTABLE}
-e "use PDL"
RESULT_VARIABLE PDL_RETURNCODE
OUTPUT_QUIET
ERROR_QUIET
)
if(NOT PDL_RETURNCODE)
execute_process(
COMMAND ${PERL_EXECUTABLE}
"-e use PDL; print \"$PDL::VERSION\""
OUTPUT_VARIABLE PDL_VERSION
)
message(STATUS "PDL_VERSION = ${PDL_VERSION}")
transform_version(NUMERICAL_PDL_MINIMUM_VERSION "2.4.7")
transform_version(NUMERICAL_PDL_VERSION "${PDL_VERSION}")
if(NUMERICAL_PDL_VERSION LESS "${NUMERICAL_PDL_MINIMUM_VERSION}")
message(STATUS "WARNING: "
"PDL version < 2.4.7. Disabling Perl/PDL examples in tests")
set(ENABLE_pdl OFF CACHE BOOL "Enable Perl/PDL examples in tests" FORCE)
else(NUMERICAL_PDL_VERSION LESS "${NUMERICAL_PDL_MINIMUM_VERSION}")
execute_process(
COMMAND ${PERL_EXECUTABLE}
-MPDL::Graphics::PLplot "-e print \"$PDL::Graphics::PLplot::VERSION\""
RESULT_VARIABLE PDL_GRAPHICS_PLPLOT_RETURN_CODE
OUTPUT_QUIET
ERROR_QUIET
)
if(NOT PDL_GRAPHICS_PLPLOT_RETURN_CODE)
message(STATUS
"PDL version >= 2.4.7 and PDL::Graphics::PLplot found."
)
execute_process(
COMMAND ${PERL_EXECUTABLE}
-MPDL::Graphics::PLplot "-e print \"$PDL::Graphics::PLplot::VERSION\""
OUTPUT_VARIABLE PDL_PLPLOT_VERSION
ERROR_VARIABLE PDL_PLPLOT_VERSION
)
message(STATUS "PDL_PLPLOT_VERSION = ${PDL_PLPLOT_VERSION}")
transform_version(NUMERICAL_PDL_PLPLOT_MINIMUM_VERSION "0.55.0")
transform_version(NUMERICAL_PDL_PLPLOT_VERSION "${PDL_PLPLOT_VERSION}.0")
#message("NUMERICAL_PDL_PLPLOT_MINIMUM_VERSION = ${NUMERICAL_PDL_PLPLOT_MINIMUM_VERSION}")
#message("NUMERICAL_PDL_PLPLOT_VERSION = ${NUMERICAL_PDL_PLPLOT_VERSION}")
if(NUMERICAL_PDL_PLPLOT_VERSION LESS "${NUMERICAL_PDL_PLPLOT_MINIMUM_VERSION}")
message(STATUS "WARNING: "
"perl PDL PLplot version < 0.55\n"
" Drop testing of Perl/PDL examples.")
set(ENABLE_pdl OFF CACHE BOOL "Enable Perl/PDL examples in tests" FORCE)
else(NUMERICAL_PDL_PLPLOT_VERSION LESS "${NUMERICAL_PDL_PLPLOT_MINIMUM_VERSION}")
message(STATUS
"perl PDL PLplot version >= 0.55\n"
" Test Perl/PDL examples")
endif(NUMERICAL_PDL_PLPLOT_VERSION LESS "${NUMERICAL_PDL_PLPLOT_MINIMUM_VERSION}")
else(NOT PDL_GRAPHICS_PLPLOT_RETURN_CODE)
message(STATUS "WARNING: "
"perl PDL::GRAPHICS_PLplot module not found. Disabling Perl/PDL examples")
set(ENABLE_pdl OFF CACHE BOOL "Enable Perl/PDL examples in tests" FORCE)
endif(NOT PDL_GRAPHICS_PLPLOT_RETURN_CODE)
endif(NUMERICAL_PDL_VERSION LESS "${NUMERICAL_PDL_MINIMUM_VERSION}")
else(NOT PDL_RETURNCODE)
message(STATUS "WARNING: "
"perl PDL module not found. Disabling Perl/PDL examples")
set(ENABLE_pdl OFF CACHE BOOL "Enable Perl/PDL examples in tests" FORCE)
endif(NOT PDL_RETURNCODE)
else(PERL_FOUND)
message(STATUS "WARNING: "
"perl not found. Disabling Perl/PDL examples")
set(ENABLE_pdl OFF CACHE BOOL "Enable Perl/PDL examples in tests" FORCE)
endif(PERL_FOUND)
endif(SKIP_PDL_CHECK)
endif(ENABLE_pdl)
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