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#
# - Find gcrypt
# Find the native GCRYPT includes and library
#
# GCRYPT_INCLUDE_DIRS - where to find gcrypt.h, etc.
# GCRYPT_LIBRARIES - List of libraries when using gcrypt.
# GCRYPT_FOUND - True if gcrypt found.
# GCRYPT_DLL_DIR - (Windows) Path to the Libgcrypt DLLs.
# GCRYPT_DLLS - (Windows) List of required Libgcrypt DLLs.
IF (GCRYPT_INCLUDE_DIRS)
# Already in cache, be silent
SET(GCRYPT_FIND_QUIETLY TRUE)
ENDIF (GCRYPT_INCLUDE_DIRS)
INCLUDE(FindWSWinLibs)
FindWSWinLibs("libgcrypt-.*" "GCRYPT_HINTS")
FIND_PATH(GCRYPT_INCLUDE_DIR gcrypt.h
HINTS
"${GCRYPT_HINTS}"
PATH_SUFFIXES
include
)
SET(GCRYPT_NAMES gcrypt libgcrypt-20)
FIND_LIBRARY(GCRYPT_LIBRARY NAMES ${GCRYPT_NAMES} libgcc_s_sjlj-1 HINTS "${GCRYPT_HINTS}/bin")
FIND_LIBRARY(GCRYPT_ERROR_LIBRARY NAMES gpg-error libgpg-error-0 libgpg-error6-0 HINTS "${GCRYPT_HINTS}/bin")
# Try to retrieve version from header if found (available since libgcrypt 1.3.0)
if(GCRYPT_INCLUDE_DIR)
set(_version_regex "^#define[ \t]+GCRYPT_VERSION[ \t]+\"([^\"]+)\".*")
file(STRINGS "${GCRYPT_INCLUDE_DIR}/gcrypt.h" GCRYPT_VERSION REGEX "${_version_regex}")
string(REGEX REPLACE "${_version_regex}" "\\1" GCRYPT_VERSION "${GCRYPT_VERSION}")
unset(_version_regex)
endif()
# handle the QUIETLY and REQUIRED arguments and set GCRYPT_FOUND to TRUE if
# all listed variables are TRUE and the requested version matches.
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(GCRYPT
REQUIRED_VARS GCRYPT_LIBRARY GCRYPT_INCLUDE_DIR
VERSION_VAR GCRYPT_VERSION)
IF(GCRYPT_FOUND)
SET( GCRYPT_LIBRARIES ${GCRYPT_LIBRARY} ${GCRYPT_ERROR_LIBRARY})
SET( GCRYPT_INCLUDE_DIRS ${GCRYPT_INCLUDE_DIR})
if (WIN32)
set ( GCRYPT_DLL_DIR "${GCRYPT_HINTS}/bin"
CACHE PATH "Path to the Libgcrypt DLLs"
)
file( GLOB _gcrypt_dlls RELATIVE "${GCRYPT_DLL_DIR}"
#"${GCRYPT_DLL_DIR}/libgcc_s_*.dll"
"${GCRYPT_DLL_DIR}/libgcrypt-*.dll"
"${GCRYPT_DLL_DIR}/libgpg-error*.dll"
)
set ( GCRYPT_DLLS ${_gcrypt_dlls}
# We're storing filenames only. Should we use STRING instead?
CACHE FILEPATH "Libgcrypt DLL list"
)
mark_as_advanced( GCRYPT_DLL_DIR GCRYPT_DLLS )
endif()
ELSE(GCRYPT_FOUND)
SET( GCRYPT_LIBRARIES )
SET( GCRYPT_INCLUDE_DIRS )
SET( GCRYPT_DLL_DIR )
SET( GCRYPT_DLLS )
ENDIF(GCRYPT_FOUND)
MARK_AS_ADVANCED( GCRYPT_LIBRARIES GCRYPT_INCLUDE_DIRS )
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