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function(z_vcpkg_find_acquire_program_version_check out_var)
cmake_parse_arguments(PARSE_ARGV 1 arg
"EXACT_VERSION_MATCH"
"MIN_VERSION;PROGRAM_NAME"
"COMMAND"
)
vcpkg_execute_in_download_mode(
COMMAND ${arg_COMMAND}
WORKING_DIRECTORY "${VCPKG_ROOT_DIR}"
OUTPUT_VARIABLE program_version_output
)
string(STRIP "${program_version_output}" program_version_output)
#TODO: REGEX MATCH case for more complex cases!
set(version_compare VERSION_GREATER_EQUAL)
set(version_compare_msg "at least")
if(arg_EXACT_VERSION_MATCH)
set(version_compare VERSION_EQUAL)
set(version_compare_msg "exact")
endif()
if(NOT "${program_version_output}" ${version_compare} "${arg_MIN_VERSION}")
message(STATUS "Found ${arg_PROGRAM_NAME}('${program_version_output}') but ${version_compare_msg} version ${arg_MIN_VERSION} is required! Trying to use internal version if possible!")
set("${out_var}" OFF PARENT_SCOPE)
else()
message(STATUS "Found external ${arg_PROGRAM_NAME}('${program_version_output}').")
set("${out_var}" ON PARENT_SCOPE)
endif()
endfunction()
function(z_vcpkg_find_acquire_program_find_external program)
cmake_parse_arguments(PARSE_ARGV 1 arg
"EXACT_VERSION_MATCH"
"INTERPRETER;MIN_VERSION;PROGRAM_NAME"
"NAMES;VERSION_COMMAND"
)
if(arg_EXACT_VERSION_MATCH)
set(arg_EXACT_VERSION_MATCH EXACT_VERSION_MATCH)
endif()
if("${arg_INTERPRETER}" STREQUAL "")
find_program("${program}" NAMES ${arg_NAMES})
else()
find_file(SCRIPT_${arg_PROGRAM_NAME} NAMES ${arg_NAMES})
if(SCRIPT_${arg_PROGRAM_NAME})
vcpkg_list(SET program_tmp ${${interpreter}} ${SCRIPT_${arg_PROGRAM_NAME}})
set("${program}" "${program_tmp}" CACHE INTERNAL "")
else()
set("${program}" "" CACHE INTERNAL "")
endif()
unset(SCRIPT_${arg_PROGRAM_NAME} CACHE)
endif()
if("${version_command}" STREQUAL "")
set(version_is_good ON) # can't check for the version being good, so assume it is
elseif(${program}) # only do a version check if ${program} has a value
z_vcpkg_find_acquire_program_version_check(version_is_good
${arg_EXACT_VERSION_MATCH}
COMMAND ${${program}} ${arg_VERSION_COMMAND}
MIN_VERSION "${arg_MIN_VERSION}"
PROGRAM_NAME "${arg_PROGRAM_NAME}"
)
endif()
if(NOT version_is_good)
unset("${program}" PARENT_SCOPE)
unset("${program}" CACHE)
endif()
endfunction()
function(z_vcpkg_find_acquire_program_find_internal program)
cmake_parse_arguments(PARSE_ARGV 1 arg
""
"INTERPRETER"
"NAMES;PATHS"
)
if("${arg_INTERPRETER}" STREQUAL "")
find_program(${program}
NAMES ${arg_NAMES}
PATHS ${arg_PATHS}
NO_DEFAULT_PATH)
else()
vcpkg_find_acquire_program("${arg_INTERPRETER}")
find_file(SCRIPT_${program}
NAMES ${arg_NAMES}
PATHS ${arg_PATHS}
NO_DEFAULT_PATH)
if(SCRIPT_${program})
if(arg_INTERPRETER MATCHES "PYTHON")
set("${program}" ${${arg_INTERPRETER}} -I ${SCRIPT_${program}} CACHE INTERNAL "")
else()
set("${program}" ${${arg_INTERPRETER}} ${SCRIPT_${program}} CACHE INTERNAL "")
endif()
endif()
unset(SCRIPT_${program} CACHE)
endif()
endfunction()
function(vcpkg_find_acquire_program program)
if(${program})
return()
endif()
set(raw_executable "OFF")
set(program_name "")
set(program_version "")
set(search_names "")
set(download_urls "")
set(download_filename "")
set(download_sha512 "")
set(rename_binary_to "")
set(tool_subdirectory "")
set(interpreter "")
set(post_install_command "")
set(paths_to_search "")
set(version_command "")
vcpkg_list(SET sourceforge_args)
set(brew_package_name "")
set(apt_package_name "")
set(program_information "${CMAKE_CURRENT_FUNCTION_LIST_DIR}/vcpkg_find_acquire_program(${program}).cmake")
if(program MATCHES "^[A-Z0-9]+\$" AND EXISTS "${program_information}")
include("${program_information}")
else()
message(FATAL_ERROR "unknown tool ${program} -- unable to acquire.")
endif()
if("${program_name}" STREQUAL "")
message(FATAL_ERROR "Internal error: failed to initialize program_name for program ${program}")
endif()
set(full_subdirectory "${DOWNLOADS}/tools/${program_name}/${tool_subdirectory}")
if(NOT "${tool_subdirectory}" STREQUAL "")
list(APPEND paths_to_search ${full_subdirectory})
endif()
if("${full_subdirectory}" MATCHES [[^(.*)[/\\]+$]])
# remove trailing slashes, which may turn into a trailing `\` which CMake _does not like_
set(full_subdirectory "${CMAKE_MATCH_1}")
endif()
if("${search_names}" STREQUAL "")
set(search_names "${program_name}")
endif()
z_vcpkg_find_acquire_program_find_internal("${program}"
INTERPRETER "${interpreter}"
PATHS ${paths_to_search}
NAMES ${search_names}
)
if(NOT ${program})
z_vcpkg_find_acquire_program_find_external("${program}"
${extra_search_args}
PROGRAM_NAME "${program_name}"
MIN_VERSION "${program_version}"
INTERPRETER "${interpreter}"
NAMES ${search_names}
VERSION_COMMAND ${version_command}
)
endif()
if(NOT ${program})
if("${download_urls}" STREQUAL "" AND "${sourceforge_args}" STREQUAL "")
set(example ".")
if(NOT "${brew_package_name}" STREQUAL "" AND VCPKG_HOST_IS_OSX)
set(example ":\n brew install ${brew_package_name}")
elseif(NOT "${apt_package_name}" STREQUAL "" AND VCPKG_HOST_IS_LINUX)
set(example ":\n sudo apt-get install ${apt_package_name}")
endif()
message(FATAL_ERROR "Could not find ${program_name}. Please install it via your package manager${example}")
endif()
if("${sourceforge_args}" STREQUAL "")
vcpkg_download_distfile(archive_path
URLS ${download_urls}
SHA512 "${download_sha512}"
FILENAME "${download_filename}"
)
else()
vcpkg_download_sourceforge(archive_path
${sourceforge_args}
SHA512 "${download_sha512}"
FILENAME "${download_filename}"
)
endif()
if(raw_executable)
file(MAKE_DIRECTORY "${full_subdirectory}")
if("${rename_binary_to}" STREQUAL "")
file(COPY "${archive_path}"
DESTINATION "${full_subdirectory}"
FILE_PERMISSIONS
OWNER_READ OWNER_WRITE OWNER_EXECUTE
GROUP_READ GROUP_EXECUTE
WORLD_READ WORLD_EXECUTE
)
else()
file(INSTALL "${archive_path}"
DESTINATION "${full_subdirectory}"
RENAME "${rename_binary_to}"
FILE_PERMISSIONS
OWNER_READ OWNER_WRITE OWNER_EXECUTE
GROUP_READ GROUP_EXECUTE
WORLD_READ WORLD_EXECUTE
)
endif()
elseif(tool_subdirectory STREQUAL "")
# The effective tool subdir is owned by the extracted paths of the archive.
# *** This behavior is provided for convenience and short paths. ***
# There must be no overlap between different providers of subdirs.
# Otherwise tool_subdirectory must be used in order to separate extracted trees.
file(REMOVE_RECURSE "${full_subdirectory}.temp")
vcpkg_extract_archive(ARCHIVE "${archive_path}" DESTINATION "${full_subdirectory}.temp")
file(COPY "${full_subdirectory}.temp/" DESTINATION "${full_subdirectory}")
file(REMOVE_RECURSE "${full_subdirectory}.temp")
else()
vcpkg_extract_archive(ARCHIVE "${archive_path}" DESTINATION "${full_subdirectory}")
endif()
if(NOT "${post_install_command}" STREQUAL "")
vcpkg_execute_required_process(
ALLOW_IN_DOWNLOAD_MODE
COMMAND ${post_install_command}
WORKING_DIRECTORY "${full_subdirectory}"
LOGNAME "${program}-tool-post-install"
)
endif()
unset("${program}")
unset("${program}" CACHE)
z_vcpkg_find_acquire_program_find_internal("${program}"
INTERPRETER "${interpreter}"
PATHS ${paths_to_search}
NAMES ${search_names}
)
if(NOT ${program})
message(FATAL_ERROR "Unable to find ${program}")
endif()
endif()
set("${program}" "${${program}}" PARENT_SCOPE)
endfunction()
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