if(OPENSSL_FOUND) | |
find_program(OPENSSL_EXECUTABLE openssl openssl.exe bin/openssl.exe | |
HINTS ${_OPENSSL_ROOT_HINTS} | |
PATH | |
/usr/bin/ | |
bin/ | |
DOC "Openssl executable") | |
mark_as_advanced(OPENSSL_EXECUTABLE) | |
# On Windows, we need to copy the OpenSSL dlls | |
# to the output directory. | |
# BUT only if non-static libs (referencing dlls) are used | |
# In this case | |
# ** we only want to find dlls that are compatible with the libs | |
# the assumption is that these are part of the same OpenSSL package | |
# and typically reside in the same or in a close by directory as the executable | |
# ** we do NOT want to find dlls in general dll directories such as C:\Windows\systemXX | |
# because these IN GENERAL are not compatible with the libs | |
if (WIN32 AND OPENSSL_VERSION) | |
set(OPENSSL_BIN_FOUND 0) | |
# we check for OpenSSL versioning, as described in https://wiki.openssl.org/index.php/Versioning | |
string(REGEX MATCH "^([0-9]+)\\.([0-9]+)\\.(.*)$" REGEX_MATCH ${OPENSSL_VERSION}) | |
if (NOT ${REGEX_MATCH} EQUAL "") | |
message(DEBUG "Assuming OpenSSL release ${OPENSSL_VERSION} >= 1.1.0 for dll discovery") | |
# the regex matched - so we assume OpenSSL release >= 1.1 | |
set(OVNR "${CMAKE_MATCH_1}") # OpenSSL version number | |
set(ORNR "${CMAKE_MATCH_2}") # OpenSSL release number | |
set(CRYPTO32_NAME "libcrypto-${OVNR}_${ORNR}.dll") | |
set(CRYPTO64_NAME "libcrypto-${OVNR}_${ORNR}-x64.dll") | |
message(VERBOSE "CRYPTO32_NAME=${CRYPTO32_NAME}") | |
message(VERBOSE "CRYPTO64_NAME=${CRYPTO64_NAME}") | |
set(SSL32_NAME "libssl-${OVNR}_${ORNR}.dll") | |
set(SSL64_NAME "libssl-${OVNR}_${ORNR}-x64.dll") | |
message(VERBOSE "SSL32_NAME=${SSL32_NAME}") | |
message(VERBOSE "SSL64_NAME=${SSL64_NAME}") | |
get_filename_component(OPENSSL_EXECUTABLE_PATH ${OPENSSL_EXECUTABLE} DIRECTORY) | |
message(VERBOSE "OPENSSL_EXECUTABLE_PATH=${OPENSSL_EXECUTABLE_PATH}") | |
set(OPENSSL_EXECUTABLE_BIN_PATH "") | |
string(REGEX MATCH "^(.*)/tools/openssl$" REGEX_MATCH ${OPENSSL_EXECUTABLE_PATH}) | |
message(DEBUG "REGEX_MATCH=\"${REGEX_MATCH}\"") | |
message(DEBUG "CMAKE_MATCH_1=\"${CMAKE_MATCH_1}\"") | |
if (NOT ${REGEX_MATCH} EQUAL "") | |
set(OPENSSL_EXECUTABLE_BIN_PATH "${CMAKE_MATCH_1}/bin") # bin path of this openssl variant | |
endif() | |
message(VERBOSE "OPENSSL_EXECUTABLE_BIN_PATH=${OPENSSL_EXECUTABLE_BIN_PATH}") | |
unset(LIBCRYPTO_BIN) # clear | |
unset(LIBCRYPTO_BIN CACHE) # clear as well, because otherwise find_file might use it | |
find_file(LIBCRYPTO_BIN | |
NO_DEFAULT_PATH | |
NAMES ${CRYPTO32_NAME} ${CRYPTO64_NAME} | |
PATHS ${OPENSSL_EXECUTABLE_PATH} ${OPENSSL_EXECUTABLE_BIN_PATH} | |
) | |
message(VERBOSE "LIBCRYPTO_BIN=${LIBCRYPTO_BIN}") | |
unset(LIBSSL_BIN) # clear | |
unset(LIBSSL_BIN CACHE) # clear as well, because otherwise find_file might use it | |
find_file(LIBSSL_BIN | |
NO_DEFAULT_PATH | |
NAMES ${SSL32_NAME} ${SSL64_NAME} | |
PATHS ${OPENSSL_EXECUTABLE_PATH} ${OPENSSL_EXECUTABLE_BIN_PATH} | |
) | |
message(VERBOSE "LIBSSL_BIN=${LIBSSL_BIN}") | |
else() # the version regex did not match | |
# as a fallback, we check for "old" OpenSSL library (used before OpenSSL 1.1.0) | |
find_file(LIBCRYPTO_BIN | |
NAMES | |
libeay32.dll | |
HINTS | |
${_OPENSSL_ROOT_HINTS} | |
PATH_SUFFIXES | |
bin) | |
find_file(LIBSSL_BIN | |
NAMES | |
ssleay32.dll | |
HINTS | |
${_OPENSSL_ROOT_HINTS} | |
PATH_SUFFIXES | |
bin) | |
endif() | |
if(LIBCRYPTO_BIN AND LIBSSL_BIN) | |
set(OPENSSL_BIN_FOUND 1) | |
endif() | |
endif(WIN32 AND OPENSSL_VERSION) | |
endif(OPENSSL_FOUND) | |