lammps/cmake/Modules/LAMMPSUtils.cmake

117 lines
5.2 KiB
CMake

# Utility functions
function(list_to_bulletpoints result)
list(REMOVE_AT ARGV 0)
set(temp "")
foreach(item ${ARGV})
set(temp "${temp}* ${item}\n")
endforeach()
set(${result} "${temp}" PARENT_SCOPE)
endfunction(list_to_bulletpoints)
function(validate_option name values)
string(TOLOWER ${${name}} needle_lower)
string(TOUPPER ${${name}} needle_upper)
list(FIND ${values} ${needle_lower} IDX_LOWER)
list(FIND ${values} ${needle_upper} IDX_UPPER)
if(${IDX_LOWER} LESS 0 AND ${IDX_UPPER} LESS 0)
list_to_bulletpoints(POSSIBLE_VALUE_LIST ${${values}})
message(FATAL_ERROR "\n########################################################################\n"
"Invalid value '${${name}}' for option ${name}\n"
"\n"
"Possible values are:\n"
"${POSSIBLE_VALUE_LIST}"
"########################################################################")
endif()
endfunction(validate_option)
function(get_lammps_version version_header variable)
file(READ ${version_header} line)
set(MONTHS x Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec)
string(REGEX REPLACE "#define LAMMPS_VERSION \"([0-9]+) ([A-Za-z]+) ([0-9]+)\"" "\\1" day "${line}")
string(REGEX REPLACE "#define LAMMPS_VERSION \"([0-9]+) ([A-Za-z]+) ([0-9]+)\"" "\\2" month "${line}")
string(REGEX REPLACE "#define LAMMPS_VERSION \"([0-9]+) ([A-Za-z]+) ([0-9]+)\"" "\\3" year "${line}")
string(STRIP ${day} day)
string(STRIP ${month} month)
string(STRIP ${year} year)
list(FIND MONTHS "${month}" month)
string(LENGTH ${day} day_length)
string(LENGTH ${month} month_length)
if(day_length EQUAL 1)
set(day "0${day}")
endif()
if(month_length EQUAL 1)
set(month "0${month}")
endif()
set(${variable} "${year}${month}${day}" PARENT_SCOPE)
endfunction()
function(check_for_autogen_files source_dir)
message(STATUS "Running check for auto-generated files from make-based build system")
file(GLOB SRC_AUTOGEN_FILES ${source_dir}/style_*.h)
file(GLOB SRC_AUTOGEN_PACKAGES ${source_dir}/packages_*.h)
list(APPEND SRC_AUTOGEN_FILES ${SRC_AUTOGEN_PACKAGES} ${source_dir}/lmpinstalledpkgs.h ${source_dir}/lmpgitversion.h)
list(APPEND SRC_AUTOGEN_FILES ${SRC_AUTOGEN_PACKAGES} ${source_dir}/mliap_model_python_couple.h ${source_dir}/mliap_model_python_couple.cpp)
foreach(_SRC ${SRC_AUTOGEN_FILES})
get_filename_component(FILENAME "${_SRC}" NAME)
if(EXISTS ${source_dir}/${FILENAME})
message(FATAL_ERROR "\n########################################################################\n"
"Found header file(s) generated by the make-based build system\n"
"\n"
"Please run\n"
"make -C ${source_dir} purge\n"
"to remove\n"
"########################################################################")
endif()
endforeach()
endfunction()
macro(pkg_depends PKG1 PKG2)
if(PKG_${PKG1} AND NOT (PKG_${PKG2} OR BUILD_${PKG2}))
message(FATAL_ERROR "The ${PKG1} package needs LAMMPS to be build with the ${PKG2} package")
endif()
endmacro()
# CMake-only replacement for bin2c and xxd
function(GenerateBinaryHeader varname outfile infile)
message("Creating ${outfile}...")
file(WRITE ${outfile} "// CMake generated file\n")
file(READ ${infile} content HEX)
string(REGEX REPLACE "([0-9a-f][0-9a-f])" "0x\\1," content "${content}")
string(REGEX REPLACE ",$" "" content "${content}")
file(APPEND ${outfile} "const unsigned char ${varname}[] = { ${content} };\n")
file(APPEND ${outfile} "const unsigned int ${varname}_size = sizeof(${varname});\n")
endfunction(GenerateBinaryHeader)
# fetch missing potential files
function(FetchPotentials pkgfolder potfolder)
if (EXISTS "${pkgfolder}/potentials.txt")
file(STRINGS "${pkgfolder}/potentials.txt" linelist REGEX "^[^#].")
foreach(line ${linelist})
string(FIND ${line} " " blank)
math(EXPR plusone "${blank}+1")
string(SUBSTRING ${line} 0 ${blank} pot)
string(SUBSTRING ${line} ${plusone} -1 sum)
if(EXISTS ${LAMMPS_POTENTIALS_DIR}/${pot})
file(MD5 "${LAMMPS_POTENTIALS_DIR}/${pot}" oldsum)
endif()
if(NOT sum STREQUAL oldsum)
message(STATUS "Checking external potential ${pot} from ${LAMMPS_POTENTIALS_URL}")
file(DOWNLOAD "${LAMMPS_POTENTIALS_URL}/${pot}.${sum}" "${CMAKE_BINARY_DIR}/${pot}"
EXPECTED_HASH MD5=${sum} SHOW_PROGRESS)
file(COPY "${CMAKE_BINARY_DIR}/${pot}" DESTINATION ${LAMMPS_POTENTIALS_DIR})
endif()
endforeach()
endif()
endfunction(FetchPotentials)
# set CMAKE_LINUX_DISTRO and CMAKE_DISTRO_VERSION on Linux
if((CMAKE_SYSTEM_NAME STREQUAL "Linux") AND (EXISTS /etc/os-release))
file(STRINGS /etc/os-release distro REGEX "^NAME=")
string(REGEX REPLACE "NAME=\"?([^\"]*)\"?" "\\1" distro "${distro}")
file(STRINGS /etc/os-release disversion REGEX "^VERSION_ID=")
string(REGEX REPLACE "VERSION_ID=\"?([^\"]*)\"?" "\\1" disversion "${disversion}")
set(CMAKE_LINUX_DISTRO ${distro})
set(CMAKE_DISTRO_VERSION ${disversion})
endif()