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find_library(LIBGCRYPT_LIBRARIES gcrypt QUIET)
if (LIBGCRYPT_LIBRARIES)
find_path(LIBGCRYPT_INCLUDE_DIR gcrypt.h
HINTS /usr/include /usr/local/include)
if (LIBGCRYPT_INCLUDE_DIR)
file(STRINGS ${LIBGCRYPT_INCLUDE_DIR}/gcrypt.h GCSTR
REGEX "^#define GCRYPT_VERSION ")
string(REGEX REPLACE "^#define GCRYPT_VERSION \"(.*)\".*$" "\\1"
GCVER "${GCSTR}")
if (NOT GCVER VERSION_LESS "1.7.0")
set(DISABLE_LIBGCRYPT FALSE CACHE BOOL "Disable libgcrypt support")
if (NOT DISABLE_LIBGCRYPT)
message(STATUS "libgcrypt support enabled")
set(HAVE_LIBGCRYPT TRUE CACHE INTERNAL "")
else ()
message(STATUS "libgcrypt support disabled by user")
unset(HAVE_LIBGCRYPT CACHE)
endif()
else ()
message(STATUS "Install version >= \"1.7.0\" to enable libgcrypt support "
"(found version \"${GCVER}\")")
endif()
endif ()
endif ()
if (NOT HAVE_LIBGCRYPT)
set(LIBGCRYPT_LIBRARIES "")
set(LIBGCRYPT_INCLUDE_DIR "")
endif ()
mark_as_advanced(LIBGCRYPT_LIBRARIES LIBGCRYPT_INCLUDE_DIR)
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