96 lines
3.2 KiB
CMake
96 lines
3.2 KiB
CMake
# ============================================================
|
|
# Versioning.cmake (Reusable Version + Resource Generator)
|
|
# ============================================================
|
|
|
|
# Freeze the directory where this module lives
|
|
# This is critical — it prevents paths from breaking when the
|
|
# function is invoked from other CMakeLists.txt files.
|
|
set(_VERSIONING_MODULE_DIR "${CMAKE_CURRENT_LIST_DIR}" CACHE INTERNAL "Versioning module directory")
|
|
|
|
# ------------------------------------------------------------
|
|
# Extract version information from Git
|
|
# ------------------------------------------------------------
|
|
|
|
# Get tag (expected: v1.2.3 or 1.2.3 or 1.2.3-12-gHASH)
|
|
execute_process(
|
|
COMMAND git describe --tags --dirty
|
|
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
|
|
OUTPUT_VARIABLE GIT_DESC_RAW
|
|
OUTPUT_STRIP_TRAILING_WHITESPACE
|
|
)
|
|
|
|
# Remove leading "v" if present
|
|
string(REGEX REPLACE "^v" "" GIT_DESC "${GIT_DESC_RAW}")
|
|
|
|
# Extract major.minor.patch
|
|
string(REGEX MATCH "^([0-9]+)\\.([0-9]+)\\.([0-9]+)" _ "${GIT_DESC}")
|
|
set(PROJECT_VERSION_MAJOR "${CMAKE_MATCH_1}")
|
|
set(PROJECT_VERSION_MINOR "${CMAKE_MATCH_2}")
|
|
set(PROJECT_VERSION_PATCH "${CMAKE_MATCH_3}")
|
|
|
|
set(PROJECT_VERSION_STRING
|
|
"${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH}"
|
|
)
|
|
|
|
# Commit hash (full + short)
|
|
execute_process(
|
|
COMMAND git rev-parse HEAD
|
|
OUTPUT_VARIABLE PROJECT_GIT_HASH
|
|
OUTPUT_STRIP_TRAILING_WHITESPACE
|
|
)
|
|
|
|
execute_process(
|
|
COMMAND git rev-parse --short HEAD
|
|
OUTPUT_VARIABLE PROJECT_GIT_HASH_SHORT
|
|
OUTPUT_STRIP_TRAILING_WHITESPACE
|
|
)
|
|
|
|
# Export variables to parent scope
|
|
set(PROJECT_VERSION_MAJOR "${PROJECT_VERSION_MAJOR}" PARENT_SCOPE)
|
|
set(PROJECT_VERSION_MINOR "${PROJECT_VERSION_MINOR}" PARENT_SCOPE)
|
|
set(PROJECT_VERSION_PATCH "${PROJECT_VERSION_PATCH}" PARENT_SCOPE)
|
|
set(PROJECT_VERSION_STRING "${PROJECT_VERSION_STRING}" PARENT_SCOPE)
|
|
set(PROJECT_GIT_HASH "${PROJECT_GIT_HASH}" PARENT_SCOPE)
|
|
set(PROJECT_GIT_HASH_SHORT "${PROJECT_GIT_HASH_SHORT}" PARENT_SCOPE)
|
|
|
|
# Public variable for users
|
|
set(PROJECT_AUTO_VERSION "${PROJECT_VERSION_STRING}" PARENT_SCOPE)
|
|
|
|
# ------------------------------------------------------------
|
|
# Reusable function: Attach Windows version resources to target
|
|
# ------------------------------------------------------------
|
|
function(add_windows_version_resources target)
|
|
if(NOT WIN32)
|
|
return()
|
|
endif()
|
|
|
|
if(NOT TARGET "${target}")
|
|
message(FATAL_ERROR "add_windows_version_resources: target '${target}' not found.")
|
|
endif()
|
|
|
|
# Absolute path to the template (never changes)
|
|
get_filename_component(_rc_in
|
|
"${_VERSIONING_MODULE_DIR}/FileVersionInfo.rc.in"
|
|
ABSOLUTE
|
|
)
|
|
|
|
if(NOT EXISTS "${_rc_in}")
|
|
message(FATAL_ERROR
|
|
"FileVersionInfo.rc.in missing at: ${_rc_in}"
|
|
)
|
|
endif()
|
|
|
|
# Output in the caller's binary dir
|
|
set(_rc_out "${CMAKE_CURRENT_BINARY_DIR}/${target}_version.rc")
|
|
get_filename_component(_rc_out "${_rc_out}" ABSOLUTE)
|
|
|
|
# Ensure directory exists
|
|
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
|
|
|
|
# Configure the template
|
|
configure_file("${_rc_in}" "${_rc_out}" @ONLY)
|
|
|
|
# Add to the target
|
|
target_sources(${target} PRIVATE "${_rc_out}")
|
|
endfunction()
|