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b0b4b4602f
All these expressions work the same: "foo" ".*foo.*" "^.*foo.*$" This assumes that the "Intel*" expressions were meant to be "Intel.*".
109 lines
3.6 KiB
CMake
109 lines
3.6 KiB
CMake
#.rst:
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# FindZLIB
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# --------
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#
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# Find zlib
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#
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# Find the native ZLIB includes and library. Once done this will define
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#
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# ::
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#
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# ZLIB_INCLUDE_DIRS - where to find zlib.h, etc.
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# ZLIB_LIBRARIES - List of libraries when using zlib.
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# ZLIB_FOUND - True if zlib found.
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#
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#
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#
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# ::
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#
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# ZLIB_VERSION_STRING - The version of zlib found (x.y.z)
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# ZLIB_VERSION_MAJOR - The major version of zlib
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# ZLIB_VERSION_MINOR - The minor version of zlib
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# ZLIB_VERSION_PATCH - The patch version of zlib
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# ZLIB_VERSION_TWEAK - The tweak version of zlib
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#
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#
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#
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# The following variable are provided for backward compatibility
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#
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# ::
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#
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# ZLIB_MAJOR_VERSION - The major version of zlib
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# ZLIB_MINOR_VERSION - The minor version of zlib
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# ZLIB_PATCH_VERSION - The patch version of zlib
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#
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#
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#
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# An includer may set ZLIB_ROOT to a zlib installation root to tell this
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# module where to look.
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#=============================================================================
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# Copyright 2001-2011 Kitware, Inc.
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#
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# Distributed under the OSI-approved BSD License (the "License");
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# see accompanying file Copyright.txt for details.
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#
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# This software is distributed WITHOUT ANY WARRANTY; without even the
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# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See the License for more information.
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#=============================================================================
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# (To distribute this file outside of CMake, substitute the full
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# License text for the above reference.)
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set(_ZLIB_SEARCHES)
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# Search ZLIB_ROOT first if it is set.
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if(ZLIB_ROOT)
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set(_ZLIB_SEARCH_ROOT PATHS ${ZLIB_ROOT} NO_DEFAULT_PATH)
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list(APPEND _ZLIB_SEARCHES _ZLIB_SEARCH_ROOT)
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endif()
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# Normal search.
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set(_ZLIB_SEARCH_NORMAL
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PATHS "[HKEY_LOCAL_MACHINE\\SOFTWARE\\GnuWin32\\Zlib;InstallPath]"
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"$ENV{PROGRAMFILES}/zlib"
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)
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list(APPEND _ZLIB_SEARCHES _ZLIB_SEARCH_NORMAL)
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set(ZLIB_NAMES z zlib zdll zlib1 zlibd zlibd1)
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# Try each search configuration.
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foreach(search ${_ZLIB_SEARCHES})
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find_path(ZLIB_INCLUDE_DIR NAMES zlib.h ${${search}} PATH_SUFFIXES include)
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find_library(ZLIB_LIBRARY NAMES ${ZLIB_NAMES} ${${search}} PATH_SUFFIXES lib)
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endforeach()
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mark_as_advanced(ZLIB_LIBRARY ZLIB_INCLUDE_DIR)
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if(ZLIB_INCLUDE_DIR AND EXISTS "${ZLIB_INCLUDE_DIR}/zlib.h")
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file(STRINGS "${ZLIB_INCLUDE_DIR}/zlib.h" ZLIB_H REGEX "^#define ZLIB_VERSION \"[^\"]*\"$")
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string(REGEX REPLACE "^.*ZLIB_VERSION \"([0-9]+).*$" "\\1" ZLIB_VERSION_MAJOR "${ZLIB_H}")
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string(REGEX REPLACE "^.*ZLIB_VERSION \"[0-9]+\\.([0-9]+).*$" "\\1" ZLIB_VERSION_MINOR "${ZLIB_H}")
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string(REGEX REPLACE "^.*ZLIB_VERSION \"[0-9]+\\.[0-9]+\\.([0-9]+).*$" "\\1" ZLIB_VERSION_PATCH "${ZLIB_H}")
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set(ZLIB_VERSION_STRING "${ZLIB_VERSION_MAJOR}.${ZLIB_VERSION_MINOR}.${ZLIB_VERSION_PATCH}")
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# only append a TWEAK version if it exists:
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set(ZLIB_VERSION_TWEAK "")
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if( "${ZLIB_H}" MATCHES "ZLIB_VERSION \"[0-9]+\\.[0-9]+\\.[0-9]+\\.([0-9]+)")
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set(ZLIB_VERSION_TWEAK "${CMAKE_MATCH_1}")
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set(ZLIB_VERSION_STRING "${ZLIB_VERSION_STRING}.${ZLIB_VERSION_TWEAK}")
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endif()
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set(ZLIB_MAJOR_VERSION "${ZLIB_VERSION_MAJOR}")
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set(ZLIB_MINOR_VERSION "${ZLIB_VERSION_MINOR}")
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set(ZLIB_PATCH_VERSION "${ZLIB_VERSION_PATCH}")
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endif()
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# handle the QUIETLY and REQUIRED arguments and set ZLIB_FOUND to TRUE if
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# all listed variables are TRUE
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include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(ZLIB REQUIRED_VARS ZLIB_LIBRARY ZLIB_INCLUDE_DIR
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VERSION_VAR ZLIB_VERSION_STRING)
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if(ZLIB_FOUND)
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set(ZLIB_INCLUDE_DIRS ${ZLIB_INCLUDE_DIR})
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set(ZLIB_LIBRARIES ${ZLIB_LIBRARY})
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endif()
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