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Add option to use shared scotch libs #1024

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Add option to use shared scotch libs #1024

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551e32f
Updates to allow for shared scotch.
ulmononian Jun 20, 2023
4da539c
Revert "Updates to allow for shared scotch."
ulmononian Jun 20, 2023
3efeb62
Updates to use shared scotch.
ulmononian Jun 20, 2023
7f4510b
Updates for shared scotch.
ulmononian Jun 20, 2023
48935e7
set default USE_SCOTCH_SHARED to OFF for now
ulmononian Jun 20, 2023
d2c4020
Add command line option for scotch lib choice; adjust findscotch.cmake.
ulmononian Jun 21, 2023
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52 changes: 42 additions & 10 deletions cmake/FindSCOTCH.cmake
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Original file line number Diff line number Diff line change
@@ -1,28 +1,60 @@
if(USE_SHARED_SCOTCH)
set(LIB_EXT so)
set(LIBRARY_TYPE "Shared")
else()
set(LIB_EXT a)
set(LIBRARY_TYPE "Static")
endif()

message(STATUS "Searching for ${LIBRARY_TYPE} SCOTCH libraries.")

message(STATUS "Searching for PTSCOTCHparmetis library ...")
find_library(ptscotchparmetis_lib NAMES libptscotchparmetisv3.a HINTS ENV SCOTCH_PATH PATH_SUFFIXES lib)
find_library(ptscotchparmetis_lib NAMES libptscotchparmetisv3.${LIB_EXT} HINTS ENV SCOTCH_PATH PATH_SUFFIXES lib)
find_path(ptscotchparmetis_inc parmetis.h HINTS ENV SCOTCH_PATH PATH_SUFFIXES include)

message(STATUS "Searching for SCOTCH library ...")
find_library(scotch_lib NAMES libscotch.a HINTS ENV SCOTCH_PATH PATH_SUFFIXES lib)
find_library(scotch_lib NAMES libscotch.${LIB_EXT} HINTS ENV SCOTCH_PATH PATH_SUFFIXES lib)
find_path(scotch_inc scotch.h HINTS ENV SCOTCH_PATH PATH_SUFFIXES include)

message(STATUS "Searching for PTSCOTCH library ...")
find_library(ptscotch_lib NAMES libptscotch.a HINTS ENV SCOTCH_PATH PATH_SUFFIXES lib)
find_library(ptscotch_lib NAMES libptscotch.${LIB_EXT} HINTS ENV SCOTCH_PATH PATH_SUFFIXES lib)
find_path(ptscotch_inc ptscotch.h HINTS ENV SCOTCH_PATH PATH_SUFFIXES include)

message(STATUS "Searching for SCOTCHerr library ...")
find_library(scotcherr_lib NAMES libscotcherr.a HINTS ENV SCOTCH_PATH PATH_SUFFIXES lib)
find_library(scotcherr_lib NAMES libscotcherr.${LIB_EXT} HINTS ENV SCOTCH_PATH PATH_SUFFIXES lib)
find_path(scotcherr_inc scotch.h HINTS ENV SCOTCH_PATH PATH_SUFFIXES include)

message(STATUS "Searching for PTSCOTCHerr library ...")
find_library(ptscotcherr_lib NAMES libptscotcherr.a HINTS ENV SCOTCH_PATH PATH_SUFFIXES lib)
find_library(ptscotcherr_lib NAMES libptscotcherr.${LIB_EXT} HINTS ENV SCOTCH_PATH PATH_SUFFIXES lib)
find_path(ptscotcherr_inc ptscotch.h HINTS ENV SCOTCH_PATH PATH_SUFFIXES include)

add_library(PTSCOTCHparmetis::PTSCOTCHparmetis STATIC IMPORTED)
add_library(SCOTCH::SCOTCH STATIC IMPORTED)
add_library(PTSCOTCH::PTSCOTCH STATIC IMPORTED)
add_library(SCOTCHerr::SCOTCHerr STATIC IMPORTED)
add_library(PTSCOTCHerr::PTSCOTCHerr STATIC IMPORTED)
set(required_libs ${ptscotchparmetis_lib} ${scotch_lib} ${ptscotch_lib} ${scotcherr_lib} ${ptscotcherr_lib})

foreach(lib ${required_libs})
string(REGEX REPLACE "-NOTFOUND$" "" lib_path "${lib}")
if(NOT EXISTS ${lib_path})
list(APPEND not_found_libs "${lib_path}.${LIB_EXT}")
endif()
endforeach()

if(not_found_libs)
message(FATAL_ERROR "The following libraries were not found:\n${not_found_libs}\nPlease ensure the required libraries are available.")
endif()


if(USE_SHARED_SCOTCH)
add_library(PTSCOTCHparmetis::PTSCOTCHparmetis SHARED IMPORTED)
add_library(SCOTCH::SCOTCH SHARED IMPORTED)
add_library(PTSCOTCH::PTSCOTCH SHARED IMPORTED)
add_library(SCOTCHerr::SCOTCHerr SHARED IMPORTED)
add_library(PTSCOTCHerr::PTSCOTCHerr SHARED IMPORTED)
else()
add_library(PTSCOTCHparmetis::PTSCOTCHparmetis STATIC IMPORTED)
add_library(SCOTCH::SCOTCH STATIC IMPORTED)
add_library(PTSCOTCH::PTSCOTCH STATIC IMPORTED)
add_library(SCOTCHerr::SCOTCHerr STATIC IMPORTED)
add_library(PTSCOTCHerr::PTSCOTCHerr STATIC IMPORTED)
endif()

set_target_properties(SCOTCH::SCOTCH PROPERTIES
IMPORTED_LOCATION "${scotch_lib}"
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1 change: 1 addition & 0 deletions model/src/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -158,6 +158,7 @@ endif()
# Handle PDLIB, SCRIP, SCRIPNC build files directly instead of through configuration file
if("PDLIB" IN_LIST switches)
if("SCOTCH" IN_LIST switches)
set(USE_SHARED_SCOTCH OFF CACHE BOOL "Use shared SCOTCH")
find_package(SCOTCH REQUIRED)
target_sources(ww3_lib PRIVATE ${pdlib_src})
target_link_libraries(ww3_lib PUBLIC PTSCOTCHparmetis::PTSCOTCHparmetis)
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