feat: using cpm.dependencies

CMakeLists.txt

@@ -3,15 +3,7 @@
 # SPDX-License-Identifier: CC0-1.0
 cmake_minimum_required (VERSION 3.25)
 
-
-# check if this is the main project
-if (NOT DEFINED PROJECT_NAME)
-    set(ROOT_PROJECT TRUE)
-else ()
-    set(ROOT_PROJECT FALSE)
-endif ()
-
-project(fmindex-collection LANGUAGES CXX
+project(fmindex-collection LANGUAGES CXX C
                             DESCRIPTION "fmindex-collection -- Datastructures and Algorithms for (Bi-)FMIndices and Approximate Pattern Matching")
 
 option(FMC_USE_SDSL "Activate occ tables that use SDSL as a backend" ${PROJECT_IS_TOP_LEVEL})
@@ -24,26 +16,14 @@ endif()
 
 find_package(OpenMP QUIET)
 include(cmake/CPM.cmake)
+CPMAddPackage("gh:SGSSGene/[email protected]")
+CPMLoadDependenciesFile("${CMAKE_CURRENT_SOURCE_DIR}/cpm.dependencies")
 include(fmindex_collection-config.cmake)
 if (CMAKE_CXX_COMPILER_ID STREQUAL "IntelLLVM")
     target_compile_options(libsais PRIVATE -fp-model=strict -fno-strict-aliasing)
 endif()
 
 if (PROJECT_IS_TOP_LEVEL)
-    CPMAddPackage("gh:fmtlib/fmt#[email protected]")
-    CPMAddPackage("gh:catchorg/[email protected]")
-    CPMAddPackage("gh:SGSSGene/[email protected]")
-    set(BUILD_DOC OFF)
-    set(BUILD_SANDBOX OFF)
-    set(SKIP_PERFORMANCE_COMPARISON ON)
-    CPMAddPackage("gh:USCiLab/[email protected]")
-    CPMAddPackage("gh:boost-ext/[email protected]")
-    if (reflect_ADDED)
-        add_library(reflect INTERFACE)
-        target_include_directories(reflect SYSTEM INTERFACE ${reflect_SOURCE_DIR})
-        add_library(reflect::reflect ALIAS reflect)
-    endif()
-
     enable_testing()
     add_subdirectory(src/test_fmindex-collection)
     add_subdirectory(src/test_search_schemes)

cpm.dependencies

@@ -0,0 +1,71 @@
+{
+  "format_version": "1",
+  "packages": [
+    {
+      "name": "libsais",
+      "version": "2.8.5",
+      "github_repository": "IlyaGrebnov/libsais",
+      "options": [
+        "LIBSAIS_USE_OPENMP ${OpenMP_C_FOUND}",
+        "LIBSAIS_BUILD_SHARED_LIB OFF"
+      ]
+    },
+    {
+      "if": "FMC_USE_SDSL",
+      "name": "sdsl-lite",
+      "version": "3.0.3",
+      "github_repository": "xxsds/sdsl-lite",
+      "download_only": true,
+      "cmake_commands": [
+        "add_library(sdsl-lite INTERFACE)",
+        "target_include_directories(sdsl-lite INTERFACE SYSTEM ${CPM_CURRENT_SOURCE_DIR}/include)",
+        "add_library(sdsl-lite::sdsl-lite ALIAS sdsl-lite)"
+      ],
+      "git_tag_ignore": [
+        "[Cc]++.*"
+      ]
+    },
+    {
+      "if": "PROJECT_IS_TOP_LEVEL",
+      "name": "fmt",
+      "version": "11.0.2",
+      "github_repository": "fmtlib/fmt",
+      "git_tag": "{VERSION}"
+    },
+    {
+      "if": "PROJECT_IS_TOP_LEVEL",
+      "name": "Catch2",
+      "version": "3.7.1",
+      "github_repository": "catchorg/Catch2"
+    },
+    {
+      "if": "PROJECT_IS_TOP_LEVEL",
+      "name": "nanobench",
+      "version": "4.3.11",
+      "github_repository": "martinus/nanobench"
+    },
+    {
+      "if": "PROJECT_IS_TOP_LEVEL",
+      "name": "cereal",
+      "version": "1.3.2",
+      "github_repository": "USCiLab/cereal",
+      "options": [
+        "BUILD_DOC OFF",
+        "BUILD_SANDBOX OFF",
+        "SKIP_PERFORMANCE_COMPARISON ON"
+      ]
+    },
+    {
+      "if": "PROJECT_IS_TOP_LEVEL",
+      "name": "reflect",
+      "version": "1.2.4",
+      "github_repository": "boost-ext/reflect",
+      "cmake_commands": [
+        "add_library(reflect INTERFACE)",
+        "target_include_directories(reflect SYSTEM INTERFACE ${CPM_CURRENT_SOURCE_DIR})",
+        "target_compile_options(reflect INTERFACE -std=c++20)",
+        "add_library(reflect::reflect ALIAS reflect)"
+      ]
+    }
+  ]
+}

fmindex_collection-config.cmake

@@ -6,13 +6,5 @@ if (TARGET fmindex-collection::fmindex-collection)
     return()
 endif()
 
-set(LIBSAIS_USE_OPENMP ${OpenMP_C_FOUND})
-set(LIBSAIS_BUILD_SHARED_LIB OFF)
-CPMAddPackage("gh:IlyaGrebnov/[email protected]")
-
-if (FMC_USE_SDSL)
-    CPMAddPackage("gh:SGSSGene/[email protected]")
-endif()
-
 add_subdirectory(${CMAKE_CURRENT_LIST_DIR}/src/search_schemes ${CMAKE_CURRENT_BINARY_DIR}/search_schemes)
 add_subdirectory(${CMAKE_CURRENT_LIST_DIR}/src/fmindex-collection ${CMAKE_CURRENT_BINARY_DIR}/fmindex-collection)

src/fmindex-collection/CMakeLists.txt

@@ -1,7 +1,7 @@
 # SPDX-FileCopyrightText: 2006-2023, Knut Reinert & Freie Universität Berlin
 # SPDX-FileCopyrightText: 2016-2023, Knut Reinert & MPI für molekulare Genetik
 # SPDX-License-Identifier: CC0-1.0
-cmake_minimum_required (VERSION 3.20)
+cmake_minimum_required (VERSION 3.25)
 
 project(fmindex-collection)
 
@@ -10,8 +10,6 @@ add_library(${PROJECT_NAME} INTERFACE)
 target_compile_features(${PROJECT_NAME} INTERFACE cxx_std_20)
 add_library(fmindex-collection::fmindex-collection ALIAS ${PROJECT_NAME})
 
-option(FMC_USE_SDSL "Activate occ tables that use SDSL as a backend" ${ROOT_PROJECT})
-
 target_include_directories(${PROJECT_NAME}
     INTERFACE
     ${CMAKE_CURRENT_SOURCE_DIR}