monero/version.cmake

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CMake
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function (write_static_version_header hash)
set(VERSIONTAG "${hash}")
configure_file("src/version.h.in" "version/version.h")
add_custom_target(version ALL)
endfunction ()
file(MAKE_DIRECTORY "${CMAKE_BINARY_DIR}/version")
find_package(Git QUIET)
if ("$Format:$" STREQUAL "")
# We're in a tarball; use hard-coded variables.
write_static_version_header("release")
elseif (GIT_FOUND OR Git_FOUND)
message(STATUS "Found Git: ${GIT_EXECUTABLE}")
set(extra_output)
if (CMAKE_GENERATOR MATCHES "Ninja")
# Ninja will not rerun the command every time if the file doesn't change,
# so inject this bogus output so that it always runs.
set(extra_output "${CMAKE_SOURCE_DIR}/.force-git-version-check")
endif ()
add_custom_command(
OUTPUT "${CMAKE_BINARY_DIR}/version/version.h"
${extra_output}
COMMAND "${CMAKE_COMMAND}"
"-D" "GIT=${GIT_EXECUTABLE}"
"-D" "TO=${CMAKE_BINARY_DIR}/version/version.h"
"-P" "src/version.cmake"
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}")
add_custom_target(version ALL
DEPENDS "${CMAKE_BINARY_DIR}/version/version.h")
else()
message(STATUS "WARNING: Git was not found!")
write_static_version_header("unknown")
endif ()