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modernize project() command and create project version string with dots

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This commit is contained in:
Axel Kohlmeyer
2025-05-15 02:13:19 -04:00
parent 85f0853910
commit b3e7121535
2 changed files with 25 additions and 6 deletions
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9
cmake/CMakeLists.txt
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@ -7,6 +7,10 @@ if(CMAKE_VERSION VERSION_LESS 3.20)
message(WARNING "LAMMPS is planning to require at least CMake version 3.20 by Summer 2025. Please upgrade!")
endif()
########################################
# initialize version variables with project command
if(POLICY CMP0048)
cmake_policy(SET CMP0048 NEW)
endif()
# set policy to silence warnings about ignoring <PackageName>_ROOT but use it
if(POLICY CMP0074)
cmake_policy(SET CMP0074 NEW)
@ -27,7 +31,10 @@ endif()
########################################
project(lammps CXX)
project(lammps
DESCRIPTION "The LAMMPS Molecular Dynamics Simulator"
HOMEPAGE_URL "https://www.lammps.org"
LANGUAGES CXX C)
set(SOVERSION 0)
get_property(BUILD_IS_MULTI_CONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)

22
cmake/Modules/LAMMPSUtils.cmake
View File

@ -75,13 +75,25 @@ function(get_lammps_version version_header variable)
list(FIND MONTHS "${month}" month)
string(LENGTH ${day} day_length)
string(LENGTH ${month} month_length)
if(day_length EQUAL 1)
set(day "0${day}")
# no leading zero needed for new version string with dots
# if(day_length EQUAL 1)
# set(day "0${day}")
# endif()
# if(month_length EQUAL 1)
# set(month "0${month}")
#endif()
file(STRINGS ${version_header} line REGEX LAMMPS_UPDATE)
string(REGEX REPLACE "#define LAMMPS_UPDATE \"Update ([0-9]+)\"" "\\1" tweak "${line}")
if (line MATCHES "#define LAMMPS_UPDATE \"(Maintenance|Development)\"")
set(tweak "99")
endif()
if(month_length EQUAL 1)
set(month "0${month}")
if(NOT tweak)
set(tweak "0")
endif()
set(${variable} "${year}${month}${day}" PARENT_SCOPE)
# new version string with dots
set(${variable} "${year}.${month}.${day}.${tweak}" PARENT_SCOPE)
# old version string without dots
# set(${variable} "${year}${month}${day}" PARENT_SCOPE)
endfunction()
function(check_for_autogen_files source_dir)