fix: do not generate module files with DOWNLOAD_ONLY (#654 )

Co-authored-by: Avus <48911667+Avus@users.noreply.github.com>
Fetch content (#593 )
2025-11-22 12:17:36 -05:00 · 2025-03-12 19:10:52 +01:00 · 2025-03-04 17:06:21 +01:00
4 changed files with 40 additions and 2 deletions
--- a/.git_archival.txt
+++ b/.git_archival.txt
@@ -0,0 +1,3 @@
+node: $Format:%H$
+node-date: $Format:%cI$
+describe-name: $Format:%(describe:tags=true,match=?[0-9.]*)$
--- a/.gitattributes
+++ b/.gitattributes
@@ -0,0 +1 @@
+.git_archival.txt  export-subst
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -0,0 +1,28 @@
+cmake_minimum_required(VERSION 3.14 FATAL_ERROR)
+
+if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/.git/")
+  find_package(Git REQUIRED)
+  execute_process(
+    COMMAND "${GIT_EXECUTABLE}" describe --tags --match=?[0-9.]*
+    WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
+    OUTPUT_VARIABLE DESCRIBE_NAME COMMAND_ERROR_IS_FATAL ANY
+  )
+  set(CPM_DEVELOPMENT "-development-version")
+else()
+  file(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/.git_archival.txt" DESCRIBE_NAME
+       REGEX "^describe-name:.*"
+  )
+endif()
+
+string(REGEX MATCH "([0-9\\.]+)" EXTRACTED_CPM_VERSION "${DESCRIBE_NAME}")
+
+project(
+  CPM.cmake
+  VERSION "${EXTRACTED_CPM_VERSION}"
+  DESCRIPTION
+    "CMake's missing package manager. A small CMake script for setup-free, cross-platform, reproducible dependency management."
+  HOMEPAGE_URL "https://github.com/cpm-cmake/CPM.cmake"
+  LANGUAGES NONE
+)
+
+include("${CMAKE_CURRENT_SOURCE_DIR}/cmake/CPM.cmake")
--- a/cmake/CPM.cmake
+++ b/cmake/CPM.cmake
@@ -42,7 +42,11 @@ if(NOT COMMAND cpm_message)
  endfunction()
 endif()

-set(CURRENT_CPM_VERSION 1.0.0-development-version)
+if(DEFINED EXTRACTED_CPM_VERSION)
+  set(CURRENT_CPM_VERSION "${EXTRACTED_CPM_VERSION}${CPM_DEVELOPMENT}")
+else()
+  set(CURRENT_CPM_VERSION 1.0.0-development-version)
+endif()

 get_filename_component(CPM_CURRENT_DIRECTORY "${CMAKE_CURRENT_LIST_DIR}" REALPATH)
 if(CPM_DIRECTORY)
@@ -863,7 +867,9 @@ function(CPMAddPackage)
    endif()
  endif()

-  cpm_create_module_file(${CPM_ARGS_NAME} "CPMAddPackage(\"${ARGN}\")")
+  if(NOT "${DOWNLOAD_ONLY}")
+    cpm_create_module_file(${CPM_ARGS_NAME} "CPMAddPackage(\"${ARGN}\")")
+  endif()

  if(CPM_PACKAGE_LOCK_ENABLED)
    if((CPM_ARGS_VERSION AND NOT CPM_ARGS_SOURCE_DIR) OR CPM_INCLUDE_ALL_IN_PACKAGE_LOCK)
Author	SHA1	Message	Date
Avus-c	97023e8b97	fix: do not generate module files with DOWNLOAD_ONLY (#654 ) Co-authored-by: Avus <48911667+Avus@users.noreply.github.com>	2025-03-12 19:10:52 +01:00
flagarde	0f231080d9	Fetch content (#593 ) * Add git_archival mechanism * fetch_content * Delete .pre-commit-config.yaml * Update CPM.cmake * cmake-format	2025-03-04 17:06:21 +01:00