Hi Eike,
The new version of FindLibLZMA.cmake all changes
Mario
On Wednesday, May 09, 2012 10:00:10 AM Rolf Eike Beer wrote:
> > Hi Eike,
> >
> > here a new version with the version support
>
> Looks good. Just a small nitpicks:
>
> -you should document also the LIBLZMA_VERSION_{MAJOR,MINOR,PATCH} variables
>
> -I would move setting LIBLZMA_LIBRARIES and LIBLZMA_INCLUDE_DIRS below the
> call to FPHSA and wrap it in an "if (LIBLZMA_FOUND)"
>
> Eike
> --
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# 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 (c) 2008, Per Øyvind Karlsen, <[email protected]>
# Copyright (c) 2009, Alexander Neundorf, <[email protected]>
# Copyright (c) 2009, Helio Chissini de Castro, <[email protected]>
# Copyright (c) 2012, Mario Bensi, <[email protected]>
#
# Redistribution and use is allowed according to the terms of the BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
FIND_PATH(LIBLZMA_INCLUDE_DIR lzma.h )
FIND_LIBRARY(LIBLZMA_LIBRARY lzma)
IF(LIBLZMA_INCLUDE_DIR AND EXISTS "${LIBLZMA_INCLUDE_DIR}/lzma/version.h")
FILE(READ "${LIBLZMA_INCLUDE_DIR}/lzma/version.h" LIBLZMA_HEADER_CONTENTS)
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}")
ENDIF(LIBLZMA_INCLUDE_DIR AND EXISTS "${LIBLZMA_INCLUDE_DIR}/lzma/version.h")
# We're using new code known now as XZ, even library still been called LZMA
# it can be found in http://tukaani.org/xz/
# Avoid using old codebase
IF (LIBLZMA_LIBRARY)
INCLUDE(CheckLibraryExists)
CHECK_LIBRARY_EXISTS(${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 (LIBLZMA_LIBRARY)
INCLUDE(FindPackageHandleStandardArgs)
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 (LIBLZMA_FOUND)
MARK_AS_ADVANCED( LIBLZMA_INCLUDE_DIR LIBLZMA_LIBRARY )--
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