78 lines
3.2 KiB
CMake
78 lines
3.2 KiB
CMake
# - Find zlib
|
|
# Find the native ZLIB includes and library.
|
|
# Once done this will define
|
|
#
|
|
# ZLIB_INCLUDE_DIRS - where to find zlib.h, etc.
|
|
# ZLIB_LIBRARIES - List of libraries when using zlib.
|
|
# ZLIB_FOUND - True if zlib found.
|
|
#
|
|
# ZLIB_VERSION_STRING - The version of zlib found (x.y.z)
|
|
# ZLIB_VERSION_MAJOR - The major version of zlib
|
|
# ZLIB_VERSION_MINOR - The minor version of zlib
|
|
# ZLIB_VERSION_PATCH - The patch version of zlib
|
|
# ZLIB_VERSION_TWEAK - The tweak version of zlib
|
|
#
|
|
# The following variable are provided for backward compatibility
|
|
#
|
|
# ZLIB_MAJOR_VERSION - The major version of zlib
|
|
# ZLIB_MINOR_VERSION - The minor version of zlib
|
|
# ZLIB_PATCH_VERSION - The patch version of zlib
|
|
|
|
#=============================================================================
|
|
# Copyright 2001-2009 Kitware, Inc.
|
|
#
|
|
# 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(ZLIB_INCLUDE_DIR zlib.h
|
|
"[HKEY_LOCAL_MACHINE\\SOFTWARE\\GnuWin32\\Zlib;InstallPath]/include"
|
|
)
|
|
|
|
SET(ZLIB_NAMES z zlib zdll zlib1 zlibd zlibd1)
|
|
FIND_LIBRARY(ZLIB_LIBRARY
|
|
NAMES
|
|
${ZLIB_NAMES}
|
|
PATHS
|
|
"[HKEY_LOCAL_MACHINE\\SOFTWARE\\GnuWin32\\Zlib;InstallPath]/lib"
|
|
)
|
|
MARK_AS_ADVANCED(ZLIB_LIBRARY ZLIB_INCLUDE_DIR)
|
|
|
|
IF(ZLIB_INCLUDE_DIR AND EXISTS "${ZLIB_INCLUDE_DIR}/zlib.h")
|
|
FILE(STRINGS "${ZLIB_INCLUDE_DIR}/zlib.h" ZLIB_H REGEX "^#define ZLIB_VERSION \"[^\"]*\"$")
|
|
|
|
STRING(REGEX REPLACE "^.*ZLIB_VERSION \"([0-9]+).*$" "\\1" ZLIB_VERSION_MAJOR "${ZLIB_H}")
|
|
STRING(REGEX REPLACE "^.*ZLIB_VERSION \"[0-9]+\\.([0-9]+).*$" "\\1" ZLIB_VERSION_MINOR "${ZLIB_H}")
|
|
STRING(REGEX REPLACE "^.*ZLIB_VERSION \"[0-9]+\\.[0-9]+\\.([0-9]+).*$" "\\1" ZLIB_VERSION_PATCH "${ZLIB_H}")
|
|
SET(ZLIB_VERSION_STRING "${ZLIB_VERSION_MAJOR}.${ZLIB_VERSION_MINOR}.${ZLIB_VERSION_PATCH}")
|
|
|
|
# only append a TWEAK version if it exists:
|
|
SET(ZLIB_VERSION_TWEAK "")
|
|
IF( "${ZLIB_H}" MATCHES "^.*ZLIB_VERSION \"[0-9]+\\.[0-9]+\\.[0-9]+\\.([0-9]+).*$")
|
|
SET(ZLIB_VERSION_TWEAK "${CMAKE_MATCH_1}")
|
|
SET(ZLIB_VERSION_STRING "${ZLIB_VERSION_STRING}.${ZLIB_VERSION_TWEAK}")
|
|
ENDIF( "${ZLIB_H}" MATCHES "^.*ZLIB_VERSION \"[0-9]+\\.[0-9]+\\.[0-9]+\\.([0-9]+).*$")
|
|
|
|
SET(ZLIB_MAJOR_VERSION "${ZLIB_VERSION_MAJOR}")
|
|
SET(ZLIB_MINOR_VERSION "${ZLIB_VERSION_MINOR}")
|
|
SET(ZLIB_PATCH_VERSION "${ZLIB_VERSION_PATCH}")
|
|
ENDIF()
|
|
|
|
# handle the QUIETLY and REQUIRED arguments and set ZLIB_FOUND to TRUE if
|
|
# all listed variables are TRUE
|
|
INCLUDE(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
|
|
FIND_PACKAGE_HANDLE_STANDARD_ARGS(ZLIB REQUIRED_VARS ZLIB_LIBRARY ZLIB_INCLUDE_DIR
|
|
VERSION_VAR ZLIB_VERSION_STRING)
|
|
|
|
IF(ZLIB_FOUND)
|
|
SET(ZLIB_INCLUDE_DIRS ${ZLIB_INCLUDE_DIR})
|
|
SET(ZLIB_LIBRARIES ${ZLIB_LIBRARY})
|
|
ENDIF()
|
|
|