SceneSwitcher/cmake/windows/wingetssl.cmake

79 lines
2.5 KiB
CMake

# ---------------------------------------------------------------------------
# Detects OpenSSL installed via winget or other common Windows locations,
# without requiring the user to manually set OPENSSL_ROOT_DIR.
# ---------------------------------------------------------------------------
if(WIN32 AND (NOT OpenSSL_FOUND))
set(_openssl_roots
"$ENV{ProgramFiles}/OpenSSL-Win64" "$ENV{ProgramFiles}/OpenSSL"
"$ENV{ProgramW6432}/OpenSSL-Win64")
set(_openssl_lib_suffixes "lib/VC/x64/MD" "lib/VC/x64/MDd" "lib/VC/x64/MT"
"lib/VC/x64/MTd" "lib")
# Determine which configuration we're building
if(CMAKE_BUILD_TYPE MATCHES "Debug")
set(_is_debug TRUE)
else()
set(_is_debug FALSE)
endif()
# Determine which runtime we use Default to /MD (shared CRT)
set(_crt_kind "MD")
if(MSVC)
if(CMAKE_MSVC_RUNTIME_LIBRARY MATCHES "MultiThreaded")
if(CMAKE_MSVC_RUNTIME_LIBRARY MATCHES "Debug")
set(_crt_kind "MTd")
else()
set(_crt_kind "MT")
endif()
else()
if(_is_debug)
set(_crt_kind "MDd")
else()
set(_crt_kind "MD")
endif()
endif()
endif()
message(STATUS "Looking for OpenSSL built with CRT variant: ${_crt_kind}")
# Try to find the root and corresponding lib path
foreach(_root ${_openssl_roots})
if(EXISTS "${_root}/include/openssl/ssl.h")
foreach(_suffix ${_openssl_lib_suffixes})
if(_suffix MATCHES "${_crt_kind}$"
AND EXISTS "${_root}/${_suffix}/libcrypto.lib")
set(OPENSSL_ROOT_DIR
"${_root}"
CACHE PATH "Path to OpenSSL root")
set(OPENSSL_CRYPTO_LIBRARY
"${_root}/${_suffix}/libcrypto.lib"
CACHE FILEPATH "OpenSSL crypto lib")
set(OPENSSL_SSL_LIBRARY
"${_root}/${_suffix}/libssl.lib"
CACHE FILEPATH "OpenSSL ssl lib")
set(OPENSSL_INCLUDE_DIR
"${_root}/include"
CACHE PATH "OpenSSL include dir")
set(OpenSSL_FOUND
TRUE
CACHE BOOL "Whether OpenSSL was found")
message(STATUS "Found OpenSSL at: ${_root}/${_suffix}")
return()
endif()
endforeach()
endif()
if(OpenSSL_FOUND)
break()
endif()
endforeach()
if(NOT OpenSSL_FOUND)
message(WARNING "Could not auto-detect OpenSSL under Program Files. "
"Might have to set OPENSSL_ROOT_DIR manually.")
endif()
endif()