# - Find LibLZMA # Find LibLZMA headers and library # # LIBLZMA_FOUND - True if liblzma is found. # LIBLZMA_INCLUDE_DIRS - Directory where liblzma headers are located. # LIBLZMA_LIBRARIES - Lzma libraries to link against. # LIBLZMA_HAS_AUTO_DECODER - True if lzma_auto_decoder() is found (required). # LIBLZMA_HAS_EASY_ENCODER - True if lzma_easy_encoder() is found (required). # LIBLZMA_HAS_LZMA_PRESET - True if lzma_lzma_preset() is found (required). # LIBLZMA_VERSION_MAJOR - The major version of lzma # LIBLZMA_VERSION_MINOR - The minor version of lzma # LIBLZMA_VERSION_PATCH - The patch version of lzma # LIBLZMA_VERSION_STRING - version number as a string (ex: "5.0.3") #============================================================================= # Copyright 2008 Per Øyvind Karlsen # Copyright 2009 Alexander Neundorf # Copyright 2009 Helio Chissini de Castro # Copyright 2012 Mario Bensi # # Distributed under the OSI-approved BSD License (the "License"); # see accompanying file Copyright.txt for details. # # This software is distributed WITHOUT ANY WARRANTY; without even the # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. # See the License for more information. #============================================================================= # (To distribute this file outside of CMake, substitute the full # License text for the above reference.) find_path(LIBLZMA_INCLUDE_DIR lzma.h ) find_library(LIBLZMA_LIBRARY lzma) if(LIBLZMA_INCLUDE_DIR AND EXISTS "${LIBLZMA_INCLUDE_DIR}/lzma/version.h") file(STRINGS "${LIBLZMA_INCLUDE_DIR}/lzma/version.h" LIBLZMA_HEADER_CONTENTS REGEX "#define LZMA_VERSION_[A-Z]+ [0-9]+") string(REGEX REPLACE ".*#define LZMA_VERSION_MAJOR ([0-9]+).*" "\\1" LIBLZMA_VERSION_MAJOR "${LIBLZMA_HEADER_CONTENTS}") string(REGEX REPLACE ".*#define LZMA_VERSION_MINOR ([0-9]+).*" "\\1" LIBLZMA_VERSION_MINOR "${LIBLZMA_HEADER_CONTENTS}") string(REGEX REPLACE ".*#define LZMA_VERSION_PATCH ([0-9]+).*" "\\1" LIBLZMA_VERSION_PATCH "${LIBLZMA_HEADER_CONTENTS}") set(LIBLZMA_VERSION_STRING "${LIBLZMA_VERSION_MAJOR}.${LIBLZMA_VERSION_MINOR}.${LIBLZMA_VERSION_PATCH}") unset(LIBLZMA_HEADER_CONTENTS) endif() # We're using new code known now as XZ, even library still been called LZMA # it can be found in http://tukaani.org/xz/ # Avoid using old codebase if (LIBLZMA_LIBRARY) include(${CMAKE_CURRENT_LIST_DIR}/CheckLibraryExists.cmake) CHECK_LIBRARY_EXISTS(${LIBLZMA_LIBRARY} lzma_auto_decoder "" LIBLZMA_HAS_AUTO_DECODER) CHECK_LIBRARY_EXISTS(${LIBLZMA_LIBRARY} lzma_easy_encoder "" LIBLZMA_HAS_EASY_ENCODER) CHECK_LIBRARY_EXISTS(${LIBLZMA_LIBRARY} lzma_lzma_preset "" LIBLZMA_HAS_LZMA_PRESET) endif () include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) FIND_PACKAGE_HANDLE_STANDARD_ARGS(LibLZMA REQUIRED_VARS LIBLZMA_INCLUDE_DIR LIBLZMA_LIBRARY LIBLZMA_HAS_AUTO_DECODER LIBLZMA_HAS_EASY_ENCODER LIBLZMA_HAS_LZMA_PRESET VERSION_VAR LIBLZMA_VERSION_STRING ) if (LIBLZMA_FOUND) set(LIBLZMA_LIBRARIES ${LIBLZMA_LIBRARY}) set(LIBLZMA_INCLUDE_DIRS ${LIBLZMA_INCLUDE_DIR}) endif () mark_as_advanced( LIBLZMA_INCLUDE_DIR LIBLZMA_LIBRARY )