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Date:      Fri, 7 Sep 2018 00:12:47 +0000 (UTC)
From:      Martin Matuska <mm@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org
Subject:   svn commit: r338520 - in vendor/libarchive/3.3.3: . build build/cmake cpio/test libarchive
Message-ID:  <201809070012.w870ClWL024310@repo.freebsd.org>

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Author: mm
Date: Fri Sep  7 00:12:46 2018
New Revision: 338520
URL: https://svnweb.freebsd.org/changeset/base/338520

Log:
  Tag libarchive 3.3.3

Added:
  vendor/libarchive/3.3.3/
     - copied from r338518, vendor/libarchive/dist/
Replaced:
  vendor/libarchive/3.3.3/CMakeLists.txt
     - copied unchanged from r338519, vendor/libarchive/dist/CMakeLists.txt
  vendor/libarchive/3.3.3/NEWS
     - copied unchanged from r338519, vendor/libarchive/dist/NEWS
  vendor/libarchive/3.3.3/README.md
     - copied unchanged from r338519, vendor/libarchive/dist/README.md
  vendor/libarchive/3.3.3/build/cmake/config.h.in
     - copied unchanged from r338519, vendor/libarchive/dist/build/cmake/config.h.in
  vendor/libarchive/3.3.3/build/version
     - copied unchanged from r338519, vendor/libarchive/dist/build/version
  vendor/libarchive/3.3.3/configure.ac
     - copied unchanged from r338519, vendor/libarchive/dist/configure.ac
  vendor/libarchive/3.3.3/cpio/test/test_basic.c
     - copied unchanged from r338519, vendor/libarchive/dist/cpio/test/test_basic.c
  vendor/libarchive/3.3.3/cpio/test/test_format_newc.c
     - copied unchanged from r338519, vendor/libarchive/dist/cpio/test/test_format_newc.c
  vendor/libarchive/3.3.3/libarchive/archive.h
     - copied unchanged from r338519, vendor/libarchive/dist/libarchive/archive.h
  vendor/libarchive/3.3.3/libarchive/archive_cryptor.c
     - copied unchanged from r338519, vendor/libarchive/dist/libarchive/archive_cryptor.c
  vendor/libarchive/3.3.3/libarchive/archive_pack_dev.c
     - copied unchanged from r338519, vendor/libarchive/dist/libarchive/archive_pack_dev.c

Copied: vendor/libarchive/3.3.3/CMakeLists.txt (from r338519, vendor/libarchive/dist/CMakeLists.txt)
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ vendor/libarchive/3.3.3/CMakeLists.txt	Fri Sep  7 00:12:46 2018	(r338520, copy of r338519, vendor/libarchive/dist/CMakeLists.txt)
@@ -0,0 +1,1947 @@
+#
+CMAKE_MINIMUM_REQUIRED(VERSION 2.8.12 FATAL_ERROR)
+#
+PROJECT(libarchive C)
+#
+SET(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/build/cmake")
+if(NOT CMAKE_RUNTIME_OUTPUT_DIRECTORY)
+  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${libarchive_BINARY_DIR}/bin)
+endif()
+#
+# Set the Build type for make based generators.
+# You can choose following types:
+#   Debug          : Debug build
+#   Release        : Release build
+#   RelWithDebInfo : Release build with Debug Info
+#   MinSizeRel     : Release Min Size build
+IF(NOT CMAKE_BUILD_TYPE)
+  SET(CMAKE_BUILD_TYPE "Release" CACHE STRING "Build Type" FORCE)
+ENDIF(NOT CMAKE_BUILD_TYPE)
+# Set a value type to properly display CMAKE_BUILD_TYPE on GUI if the
+# value type is "UNINITIALIZED".
+GET_PROPERTY(cached_type CACHE CMAKE_BUILD_TYPE PROPERTY TYPE)
+IF("${cached_type}" STREQUAL "UNINITIALIZED")
+  SET(CMAKE_BUILD_TYPE "${CMAKE_BUILD_TYPE}" CACHE STRING "Build Type" FORCE)
+ENDIF("${cached_type}" STREQUAL "UNINITIALIZED")
+# Check the Build Type.
+IF(NOT "${CMAKE_BUILD_TYPE}"
+       MATCHES "^(Debug|Release|RelWithDebInfo|MinSizeRel)\$")
+  MESSAGE(FATAL_ERROR
+          "Unknown keyword for CMAKE_BUILD_TYPE: ${CMAKE_BUILD_TYPE}\n"
+          "Acceptable keywords: Debug,Release,RelWithDebInfo,MinSizeRel")
+ENDIF(NOT "${CMAKE_BUILD_TYPE}"
+          MATCHES "^(Debug|Release|RelWithDebInfo|MinSizeRel)\$")
+
+# On MacOS, prefer MacPorts libraries to system libraries.
+# I haven't come up with a compelling argument for this to be conditional.
+list(APPEND CMAKE_PREFIX_PATH /opt/local)
+# Enable @rpath in the install name.
+# detail in "cmake  --help-policy CMP0042"
+SET(CMAKE_MACOSX_RPATH ON)
+
+#
+# Version - read from 'version' file.
+#
+FILE(STRINGS ${CMAKE_CURRENT_SOURCE_DIR}/build/version _version)
+STRING(REGEX REPLACE
+ "^([0-9])[0-9][0-9][0-9][0-9][0-9][0-9][a-z]*$" "\\1" _major ${_version})
+STRING(REGEX REPLACE
+ "^[0-9]([0-9][0-9][0-9])[0-9][0-9][0-9][a-z]*$" "\\1" _minor ${_version})
+STRING(REGEX REPLACE
+ "^[0-9][0-9][0-9][0-9]([0-9][0-9][0-9])[a-z]*$" "\\1" _revision ${_version})
+STRING(REGEX REPLACE
+ "^[0-9][0-9][0-9][0-9][0-9][0-9][0-9]([a-z]*)$" "\\1" _quality ${_version})
+SET(_version_number ${_major}${_minor}${_revision})
+STRING(REGEX REPLACE "[0]*([^0]*[0-9])$" "\\1" _trimmed_minor ${_minor})
+STRING(REGEX REPLACE "[0]*([^0]*[0-9])$" "\\1" _trimmed_revision ${_revision})
+#
+SET(VERSION                    "${_major}.${_trimmed_minor}.${_trimmed_revision}${_quality}")
+SET(BSDCPIO_VERSION_STRING     "${VERSION}")
+SET(BSDTAR_VERSION_STRING      "${VERSION}")
+SET(BSDCAT_VERSION_STRING      "${VERSION}")
+SET(LIBARCHIVE_VERSION_NUMBER  "${_version_number}")
+SET(LIBARCHIVE_VERSION_STRING  "${VERSION}")
+
+# INTERFACE_VERSION increments with every release
+# libarchive 2.7 == interface version 9 = 2 + 7
+# libarchive 2.8 == interface version 10 = 2 + 8
+# libarchive 2.9 == interface version 11 = 2 + 9
+# libarchive 3.0 == interface version 12
+# libarchive 3.1 == interface version 13
+math(EXPR INTERFACE_VERSION  "13 + ${_minor}")
+
+# Set SOVERSION == Interface version
+# ?? Should there be more here ??
+SET(SOVERSION "${INTERFACE_VERSION}")
+
+# Enalbe CMAKE_PUSH_CHECK_STATE() and CMAKE_POP_CHECK_STATE() macros
+# saving and restoring the state of the variables.
+INCLUDE(CMakePushCheckState)
+
+# Initialize the state of the variables. This initialization is not
+# necessary but this shows you what value the variables initially have.
+SET(CMAKE_REQUIRED_DEFINITIONS)
+SET(CMAKE_REQUIRED_INCLUDES)
+SET(CMAKE_REQUIRED_LIBRARIES)
+SET(CMAKE_REQUIRED_FLAGS)
+
+# Especially for early development, we want to be a little
+# aggressive about diagnosing build problems; this can get
+# relaxed somewhat in final shipping versions.
+IF (CMAKE_C_COMPILER_ID MATCHES "^GNU$")
+  SET(CMAKE_REQUIRED_FLAGS "-Wall -Wformat -Wformat-security")
+  #################################################################
+  # Set compile flags for all build types.
+  SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wformat -Wformat-security")
+  #################################################################
+  # Set compile flags for debug build.
+  # This is added into CMAKE_C_FLAGS when CMAKE_BUILD_TYPE is "Debug"
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Werror")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wextra")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wunused")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wshadow")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wmissing-prototypes")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wcast-qual")
+ENDIF (CMAKE_C_COMPILER_ID MATCHES "^GNU$")
+IF (CMAKE_C_COMPILER_ID MATCHES "^Clang$")
+  SET(CMAKE_REQUIRED_FLAGS "-Wall -Wformat -Wformat-security")
+  #################################################################
+  # Set compile flags for all build types.
+  SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wformat -Wformat-security")
+  #################################################################
+  # Set compile flags for debug build.
+  # This is added into CMAKE_C_FLAGS when CMAKE_BUILD_TYPE is "Debug"
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -g")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Werror")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wextra")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wunused")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wshadow")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wmissing-prototypes")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wcast-qual")
+ENDIF (CMAKE_C_COMPILER_ID MATCHES "^Clang$")
+IF (CMAKE_C_COMPILER_ID MATCHES "^XL$")
+  SET(CMAKE_C_COMPILER "xlc_r")
+  SET(CMAKE_REQUIRED_FLAGS "-qflag=e:e -qformat=sec")
+  #################################################################
+  # Set compile flags for all build types.
+  SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -qflag=e:e -qformat=sec")
+  #################################################################
+  # Set compile flags for debug build.
+  # This is added into CMAKE_C_FLAGS when CMAKE_BUILD_TYPE is "Debug"
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -g")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -qhalt=w")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -qflag=w:w")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -qinfo=pro:use")
+ENDIF(CMAKE_C_COMPILER_ID MATCHES "^XL$")
+IF (MSVC)
+  #################################################################
+  # Set compile flags for debug build.
+  # This is added into CMAKE_C_FLAGS when CMAKE_BUILD_TYPE is "Debug"
+  # Enable level 4 C4061: The enumerate has no associated handler in a switch
+  #                       statement.
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4061")
+  # Enable level 4 C4254: A larger bit field was assigned to a smaller bit
+  #                       field.
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4254")
+  # Enable level 4 C4295: An array was initialized but the last character in
+  #                       the array is not a null; accessing the array may
+  #                       produce unexpected results.
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4295")
+  # Enable level 4 C4296: An unsigned variable was used in a comparison
+  #                       operation with zero.
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4296")
+  # Enable level 4 C4389: An operation involved signed and unsigned variables.
+  #                       This could result in a loss of data.
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4389")
+  # Enable level 4 C4505: The given function is local and not referenced in
+  #                       the body of the module; therefore, the function is
+  #                       dead code.
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4505")
+  # Enable level 4 C4514: The optimizer removed an inline function that is not
+  #                       called.
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4514")
+  # Enable level 4 C4702: Unreachable code.
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4702")
+  # Enable level 4 C4706: The test value in a conditional expression was the
+  #                       result of an assignment.
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4706")
+  # /WX option is the same as gcc's -Werror option.
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /WX")
+  # /Oi option enables built-in functions.
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /Oi")
+  #################################################################
+  # Set compile flags for release build.
+  SET(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} /Oi")
+ENDIF (MSVC)
+
+# Enable CTest/CDash support
+include(CTest)
+
+OPTION(ENABLE_NETTLE "Enable use of Nettle" ON)
+OPTION(ENABLE_OPENSSL "Enable use of OpenSSL" ON)
+OPTION(ENABLE_LZ4 "Enable the use of the system LZ4 library if found" ON)
+OPTION(ENABLE_LZO "Enable the use of the system LZO library if found" OFF)
+OPTION(ENABLE_LZMA "Enable the use of the system LZMA library if found" ON)
+
+OPTION(ENABLE_ZLIB "Enable the use of the system ZLIB library if found" ON)
+OPTION(ENABLE_BZip2 "Enable the use of the system BZip2 library if found" ON)
+OPTION(ENABLE_LIBXML2 "Enable the use of the system libxml2 library if found" ON)
+OPTION(ENABLE_EXPAT "Enable the use of the system EXPAT library if found" ON)
+OPTION(ENABLE_PCREPOSIX "Enable the use of the system PCREPOSIX library if found" ON)
+OPTION(ENABLE_LibGCC "Enable the use of the system LibGCC library if found" ON)
+# CNG is used for encrypt/decrypt Zip archives on Windows.
+OPTION(ENABLE_CNG "Enable the use of CNG(Crypto Next Generation)" ON)
+
+OPTION(ENABLE_TAR "Enable tar building" ON)
+OPTION(ENABLE_TAR_SHARED "Enable dynamic build of tar" FALSE)
+OPTION(ENABLE_CPIO "Enable cpio building" ON)
+OPTION(ENABLE_CPIO_SHARED "Enable dynamic build of cpio" FALSE)
+OPTION(ENABLE_CAT "Enable cat building" ON)
+OPTION(ENABLE_CAT_SHARED "Enable dynamic build of cat" FALSE)
+OPTION(ENABLE_XATTR "Enable extended attribute support" ON)
+OPTION(ENABLE_ACL "Enable ACL support" ON)
+OPTION(ENABLE_ICONV "Enable iconv support" ON)
+OPTION(ENABLE_TEST "Enable unit and regression tests" ON)
+OPTION(ENABLE_COVERAGE "Enable code coverage (GCC only, automatically sets ENABLE_TEST to ON)" FALSE)
+OPTION(ENABLE_INSTALL "Enable installing of libraries" ON)
+
+SET(POSIX_REGEX_LIB "AUTO" CACHE STRING "Choose what library should provide POSIX regular expression support")
+SET(ENABLE_SAFESEH "AUTO" CACHE STRING "Enable use of /SAFESEH linker flag (MSVC only)")
+SET(WINDOWS_VERSION "WIN7" CACHE STRING "Set Windows version to use (Windows only)")
+
+IF(ENABLE_COVERAGE)
+	include(LibarchiveCodeCoverage)
+ENDIF(ENABLE_COVERAGE)
+
+IF(ENABLE_TEST)
+	ENABLE_TESTING()
+ENDIF(ENABLE_TEST)
+
+IF(WIN32)
+  IF(WINDOWS_VERSION STREQUAL "WIN8")
+    SET(NTDDI_VERSION 0x06020000)
+    SET(_WIN32_WINNT 0x0602)
+    SET(WINVER 0x0602)
+  ELSEIF(WINDOWS_VERSION STREQUAL "WIN7")
+    SET(NTDDI_VERSION 0x06010000)
+    SET(_WIN32_WINNT 0x0601)
+    SET(WINVER 0x0601)
+  ELSEIF(WINDOWS_VERSION STREQUAL "WS08")
+    SET(NTDDI_VERSION 0x06000100)
+    SET(_WIN32_WINNT 0x0600)
+    SET(WINVER 0x0600)
+  ELSEIF(WINDOWS_VERSION STREQUAL "VISTA")
+    SET(NTDDI_VERSION 0x06000000)
+    SET(_WIN32_WINNT 0x0600)
+    SET(WINVER 0x0600)
+  ELSEIF(WINDOWS_VERSION STREQUAL "WS03")
+    SET(NTDDI_VERSION 0x05020000)
+    SET(_WIN32_WINNT 0x0502)
+    SET(WINVER 0x0502)
+  ELSEIF(WINDOWS_VERSION STREQUAL "WINXP")
+    SET(NTDDI_VERSION 0x05010000)
+    SET(_WIN32_WINNT 0x0501)
+    SET(WINVER 0x0501)
+  ELSE(WINDOWS_VERSION STREQUAL "WIN8")
+    # Default to Windows Server 2003 API if we don't recognize the specifier
+    SET(NTDDI_VERSION 0x05020000)
+    SET(_WIN32_WINNT 0x0502)
+    SET(WINVER 0x0502)
+  ENDIF(WINDOWS_VERSION STREQUAL "WIN8")
+ENDIF(WIN32)
+
+IF(MSVC)
+  IF(ENABLE_SAFESEH STREQUAL "YES")
+    SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /SAFESEH")
+    SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SAFESEH")
+    SET(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} /SAFESEH")
+    SET(ENV{LDFLAGS} "$ENV{LDFLAGS} /SAFESEH")
+  ELSEIF(ENABLE_SAFESEH STREQUAL "NO")
+    SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /SAFESEH:NO")
+    SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SAFESEH:NO")
+    SET(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} /SAFESEH:NO")
+    SET(ENV{LDFLAGS} "$ENV{LDFLAGS} /SAFESEH:NO")
+  ENDIF(ENABLE_SAFESEH STREQUAL "YES")
+ENDIF(MSVC)
+
+IF("${CMAKE_C_PLATFORM_ID}" MATCHES "^(HP-UX)$")
+  ADD_DEFINITIONS(-D_XOPEN_SOURCE=500) # Ask wchar.h for mbstate_t
+ENDIF()
+
+#
+INCLUDE(CheckCSourceCompiles)
+INCLUDE(CheckCSourceRuns)
+INCLUDE(CheckFileOffsetBits)
+INCLUDE(CheckFuncs)
+INCLUDE(CheckHeaderDirent)
+INCLUDE(CheckIncludeFile)
+INCLUDE(CheckIncludeFiles)
+INCLUDE(CheckLibraryExists)
+INCLUDE(CheckStructHasMember)
+INCLUDE(CheckSymbolExists)
+INCLUDE(CheckTypeExists)
+INCLUDE(CheckTypeSize)
+
+#
+# Generate list.h
+#
+MACRO (GENERATE_LIST_H _listfile _cmlist __list_sources)
+  SET(_argv ${ARGV})
+  # Remove _listfile and _cmlist from _argv
+  LIST(REMOVE_AT _argv 0 1)
+  IF (NOT EXISTS "${_listfile}" OR
+     ${_cmlist} IS_NEWER_THAN "${_listfile}")
+
+    MESSAGE(STATUS "Generating ${_listfile}")
+    FILE(WRITE ${_listfile} "")
+    FOREACH (testfile ${_argv})
+      IF (testfile MATCHES "^test_[^/]+[.]c$")
+        FILE(STRINGS ${testfile} testvar REGEX "^DEFINE_TEST")
+        FOREACH (deftest ${testvar})
+          FILE(APPEND ${_listfile} "${deftest}\n")
+        ENDFOREACH (deftest)
+      ENDIF (testfile MATCHES "^test_[^/]+[.]c$")
+    ENDFOREACH (testfile)
+
+  ENDIF (NOT EXISTS "${_listfile}" OR
+     ${_cmlist} IS_NEWER_THAN "${_listfile}")
+ENDMACRO (GENERATE_LIST_H)
+#
+# Generate installation rules for man pages.
+#
+MACRO (INSTALL_MAN __mans)
+  FOREACH (_man ${ARGV})
+    STRING(REGEX REPLACE "^.+[.]([1-9])" "\\1" _mansect ${_man})
+    INSTALL(FILES ${_man} DESTINATION "share/man/man${_mansect}")
+  ENDFOREACH (_man)
+ENDMACRO (INSTALL_MAN __mans)
+#
+# Find out what macro is needed to use libraries on Windows.
+#
+MACRO (TRY_MACRO_FOR_LIBRARY INCLUDES LIBRARIES
+       TRY_TYPE SAMPLE_SOURCE MACRO_LIST)
+  IF(WIN32 AND NOT CYGWIN)
+    CMAKE_PUSH_CHECK_STATE()	# Save the state of the variables
+    SET(CMAKE_REQUIRED_INCLUDES ${INCLUDES})
+    SET(CMAKE_REQUIRED_LIBRARIES ${LIBRARIES})
+    FOREACH(VAR ${MACRO_LIST})
+      # Clear ${VAR} from CACHE If the libraries which ${VAR} was
+      # checked with are changed.
+      SET(VAR_WITH_LIB "${VAR}_WITH_LIB")
+      GET_PROPERTY(PREV_VAR_WITH_LIB VARIABLE PROPERTY ${VAR_WITH_LIB})
+      IF(NOT "${PREV_VAR_WITH_LIB}" STREQUAL "${LIBRARIES}")
+        UNSET(${VAR} CACHE)
+      ENDIF(NOT "${PREV_VAR_WITH_LIB}" STREQUAL "${LIBRARIES}")
+      # Check if the library can be used with the macro.
+      IF("${TRY_TYPE}" MATCHES "COMPILES")
+        CHECK_C_SOURCE_COMPILES("${SAMPLE_SOURCE}" ${VAR})
+      ELSEIF("${TRY_TYPE}" MATCHES "RUNS")
+        CHECK_C_SOURCE_RUNS("${SAMPLE_SOURCE}" ${VAR})
+      ELSE("${TRY_TYPE}" MATCHES "COMPILES")
+        MESSAGE(FATAL_ERROR "UNKNOWN KEYWORD \"${TRY_TYPE}\" FOR TRY_TYPE")
+      ENDIF("${TRY_TYPE}" MATCHES "COMPILES")
+      # Save the libraries which ${VAR} is checked with.
+      SET(${VAR_WITH_LIB} "${LIBRARIES}" CACHE INTERNAL
+          "Macro ${VAR} is checked with")
+    ENDFOREACH(VAR)
+    CMAKE_POP_CHECK_STATE()	# Restore the state of the variables
+  ENDIF(WIN32 AND NOT CYGWIN)
+ENDMACRO (TRY_MACRO_FOR_LIBRARY)
+#
+# Check compress/decompress libraries
+#
+IF(WIN32 AND NOT CMAKE_CL_64 AND NOT CYGWIN)
+  # GnuWin32 is only for Win32, not Win64.
+  SET(__GNUWIN32PATH "C:/Program Files/GnuWin32")
+ENDIF(WIN32 AND NOT CMAKE_CL_64 AND NOT CYGWIN)
+IF(DEFINED __GNUWIN32PATH AND EXISTS "${__GNUWIN32PATH}")
+  # You have to add a path availabel DLL file into PATH environment variable.
+  # Maybe DLL path is "C:/Program Files/GnuWin32/bin".
+  # The zlib and the bzip2 Setup program have installed programs and DLLs into
+  # "C:/Program Files/GnuWin32" by default.
+  # This is convenience setting for Windows.
+  SET(CMAKE_PREFIX_PATH ${__GNUWIN32PATH} $(CMAKE_PREFIX_PATH))
+  #
+  # If you didn't use Setup program or installed into nonstandard path,
+  # cmake cannot find out your zlib or bzip2 libraries and include files,
+  # you should execute cmake with  -DCMAKE_PREFIX_PATH option.
+  #   e.g.
+  #     cmake -DCMAKE_PREFIX_PATH=<your-GnuWin32-path> <path-to-source>
+  #
+  # If compiling error occurred in zconf.h, You may need patch to zconf.h.
+  #--- zconf.h.orig	2005-07-21 00:40:26.000000000
+  #+++ zconf.h	2009-01-19 11:39:10.093750000
+  #@@ -286,7 +286,7 @@
+  #
+  # #if 1           /* HAVE_UNISTD_H -- this line is updated by ./configure */
+  # #  include <sys/types.h> /* for off_t */
+  #-#  include <unistd.h>    /* for SEEK_* and off_t */
+  #+#  include <stdio.h>    /* for SEEK_* and off_t */
+  # #  ifdef VMS
+  # #    include <unixio.h>   /* for off_t */
+  # #  endif
+ENDIF(DEFINED __GNUWIN32PATH AND EXISTS "${__GNUWIN32PATH}")
+
+SET(ADDITIONAL_LIBS "")
+#
+# Find ZLIB
+#
+IF(ENABLE_ZLIB)
+  FIND_PACKAGE(ZLIB)
+ELSE()
+  SET(ZLIB_FOUND FALSE) # Override cached value
+ENDIF()
+IF(ZLIB_FOUND)
+  SET(HAVE_LIBZ 1)
+  SET(HAVE_ZLIB_H 1)
+  INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIR})
+  LIST(APPEND ADDITIONAL_LIBS ${ZLIB_LIBRARIES})
+  IF(WIN32 AND NOT CYGWIN)
+    #
+    # Test if ZLIB_WINAPI macro is needed to use.
+    #
+    TRY_MACRO_FOR_LIBRARY(
+      "${ZLIB_INCLUDE_DIR}" "${ZLIB_LIBRARIES}"
+      RUNS
+      "#include <zlib.h>\nint main() {uLong f = zlibCompileFlags(); return (f&(1U<<10))?0:-1; }"
+      ZLIB_WINAPI)
+    IF(ZLIB_WINAPI)
+      ADD_DEFINITIONS(-DZLIB_WINAPI)
+    ELSE(ZLIB_WINAPI)
+      # Test if a macro is needed for the library.
+      TRY_MACRO_FOR_LIBRARY(
+        "${ZLIB_INCLUDE_DIR}" "${ZLIB_LIBRARIES}"
+        COMPILES
+        "#include <zlib.h>\nint main() {return zlibVersion()?1:0; }"
+        "ZLIB_DLL;WITHOUT_ZLIB_DLL")
+      IF(ZLIB_DLL)
+        ADD_DEFINITIONS(-DZLIB_DLL)
+      ENDIF(ZLIB_DLL)
+    ENDIF(ZLIB_WINAPI)
+  ENDIF(WIN32 AND NOT CYGWIN)
+ENDIF(ZLIB_FOUND)
+MARK_AS_ADVANCED(CLEAR ZLIB_INCLUDE_DIR)
+MARK_AS_ADVANCED(CLEAR ZLIB_LIBRARY)
+#
+# Find BZip2
+#
+IF(ENABLE_BZip2)
+  FIND_PACKAGE(BZip2)
+ELSE()
+  SET(BZIP2_FOUND FALSE) # Override cached value
+ENDIF()
+IF(BZIP2_FOUND)
+  SET(HAVE_LIBBZ2 1)
+  SET(HAVE_BZLIB_H 1)
+  INCLUDE_DIRECTORIES(${BZIP2_INCLUDE_DIR})
+  LIST(APPEND ADDITIONAL_LIBS ${BZIP2_LIBRARIES})
+  # Test if a macro is needed for the library.
+  TRY_MACRO_FOR_LIBRARY(
+    "${BZIP2_INCLUDE_DIR}" "${BZIP2_LIBRARIES}"
+    COMPILES
+    "#include <bzlib.h>\nint main() {return BZ2_bzlibVersion()?1:0; }"
+    "USE_BZIP2_DLL;USE_BZIP2_STATIC")
+  IF(USE_BZIP2_DLL)
+    ADD_DEFINITIONS(-DUSE_BZIP2_DLL)
+  ELSEIF(USE_BZIP2_STATIC)
+    ADD_DEFINITIONS(-DUSE_BZIP2_STATIC)
+  ENDIF(USE_BZIP2_DLL)
+ENDIF(BZIP2_FOUND)
+MARK_AS_ADVANCED(CLEAR BZIP2_INCLUDE_DIR)
+MARK_AS_ADVANCED(CLEAR BZIP2_LIBRARIES)
+
+
+#
+# Find LZMA
+#
+IF(ENABLE_LZMA)
+  FIND_PACKAGE(LibLZMA)
+ELSE()
+  SET(LIBZMA_FOUND FALSE) # Override cached value
+ENDIF()
+
+IF(LIBLZMA_FOUND)
+  SET(HAVE_LIBLZMA 1)
+  SET(HAVE_LZMA_H 1)
+  SET(CMAKE_REQUIRED_INCLUDES ${LIBLZMA_INCLUDE_DIR})
+  SET(CMAKE_REQUIRED_LIBRARIES ${LIBLZMA_LIBRARIES})
+  INCLUDE_DIRECTORIES(${LIBLZMA_INCLUDE_DIRS})
+  LIST(APPEND ADDITIONAL_LIBS ${LIBLZMA_LIBRARIES})
+  # Test if a macro is needed for the library.
+  TRY_MACRO_FOR_LIBRARY(
+    "${LIBLZMA_INCLUDE_DIRS}" "${LIBLZMA_LIBRARIES}"
+    COMPILES
+    "#include <lzma.h>\nint main() {return (int)lzma_version_number(); }"
+    "WITHOUT_LZMA_API_STATIC;LZMA_API_STATIC")
+  IF(NOT WITHOUT_LZMA_API_STATIC AND LZMA_API_STATIC)
+    ADD_DEFINITIONS(-DLZMA_API_STATIC)
+  ENDIF(NOT WITHOUT_LZMA_API_STATIC AND LZMA_API_STATIC)
+ELSE(LIBLZMA_FOUND)
+# LZMA not found and will not be used.
+ENDIF(LIBLZMA_FOUND)
+#
+# Find LZO2
+#
+IF(ENABLE_LZO)
+  IF (LZO2_INCLUDE_DIR)
+    # Already in cache, be silent
+    SET(LZO2_FIND_QUIETLY TRUE)
+  ENDIF (LZO2_INCLUDE_DIR)
+
+  FIND_PATH(LZO2_INCLUDE_DIR lzo/lzoconf.h)
+  FIND_LIBRARY(LZO2_LIBRARY NAMES lzo2 liblzo2)
+  INCLUDE(FindPackageHandleStandardArgs)
+  FIND_PACKAGE_HANDLE_STANDARD_ARGS(LZO2 DEFAULT_MSG LZO2_LIBRARY LZO2_INCLUDE_DIR)
+ELSE(ENABLE_LZO)
+  SET(LZO2_FOUND FALSE) # Override cached value
+ENDIF(ENABLE_LZO)
+IF(LZO2_FOUND)
+  SET(HAVE_LIBLZO2 1)
+  SET(HAVE_LZO_LZOCONF_H 1)
+  SET(HAVE_LZO_LZO1X_H 1)
+  INCLUDE_DIRECTORIES(${LZO2_INCLUDE_DIR})
+  LIST(APPEND ADDITIONAL_LIBS ${LZO2_LIBRARY})
+  #
+  # TODO: test for static library.
+  #
+ENDIF(LZO2_FOUND)
+MARK_AS_ADVANCED(CLEAR LZO2_INCLUDE_DIR)
+MARK_AS_ADVANCED(CLEAR LZO2_LIBRARY)
+#
+# Find LZ4
+#
+IF(ENABLE_LZ4)
+  IF (LZ4_INCLUDE_DIR)
+    # Already in cache, be silent
+    SET(LZ4_FIND_QUIETLY TRUE)
+  ENDIF (LZ4_INCLUDE_DIR)
+
+  FIND_PATH(LZ4_INCLUDE_DIR lz4.h)
+  FIND_LIBRARY(LZ4_LIBRARY NAMES lz4 liblz4)
+  INCLUDE(FindPackageHandleStandardArgs)
+  FIND_PACKAGE_HANDLE_STANDARD_ARGS(LZ4 DEFAULT_MSG LZ4_LIBRARY LZ4_INCLUDE_DIR)
+ELSE(ENABLE_LZ4)
+  SET(LZ4_FOUND FALSE) # Override cached value
+ENDIF(ENABLE_LZ4)
+IF(LZ4_FOUND)
+  SET(HAVE_LIBLZ4 1)
+  SET(HAVE_LZ4_H 1)
+  CMAKE_PUSH_CHECK_STATE()	# Save the state of the variables
+  SET(CMAKE_REQUIRED_INCLUDES ${LZ4_INCLUDE_DIR})
+  CHECK_INCLUDE_FILES("lz4hc.h" HAVE_LZ4HC_H)
+  CMAKE_POP_CHECK_STATE()	# Restore the state of the variables
+  INCLUDE_DIRECTORIES(${LZ4_INCLUDE_DIR})
+  LIST(APPEND ADDITIONAL_LIBS ${LZ4_LIBRARY})
+  #
+  # TODO: test for static library.
+  #
+ENDIF(LZ4_FOUND)
+MARK_AS_ADVANCED(CLEAR LZ4_INCLUDE_DIR)
+MARK_AS_ADVANCED(CLEAR LZ4_LIBRARY)
+#
+# Find Zstd
+#
+IF (ZSTD_INCLUDE_DIR)
+  # Already in cache, be silent
+  SET(ZSTD_FIND_QUIETLY TRUE)
+ENDIF (ZSTD_INCLUDE_DIR)
+
+FIND_PATH(ZSTD_INCLUDE_DIR zstd.h)
+FIND_LIBRARY(ZSTD_LIBRARY NAMES zstd libzstd)
+INCLUDE(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(ZSTD DEFAULT_MSG ZSTD_LIBRARY ZSTD_INCLUDE_DIR)
+IF(ZSTD_FOUND)
+  SET(HAVE_ZSTD_H 1)
+  INCLUDE_DIRECTORIES(${ZSTD_INCLUDE_DIR})
+  LIST(APPEND ADDITIONAL_LIBS ${ZSTD_LIBRARY})
+  SET(CMAKE_REQUIRED_LIBRARIES ${ZSTD_LIBRARY})
+  SET(CMAKE_REQUIRED_INCLUDES ${ZSTD_INCLUDE_DIR})
+  CHECK_FUNCTION_EXISTS(ZSTD_compressStream HAVE_LIBZSTD)
+  #
+  # TODO: test for static library.
+  #
+ENDIF(ZSTD_FOUND)
+MARK_AS_ADVANCED(CLEAR ZSTD_INCLUDE_DIR)
+MARK_AS_ADVANCED(CLEAR ZSTD_LIBRARY)
+
+#
+# Check headers
+#
+CHECK_HEADER_DIRENT()
+
+SET(INCLUDES "")
+MACRO (LA_CHECK_INCLUDE_FILE header var)
+      CHECK_INCLUDE_FILES("${INCLUDES};${header}" ${var})
+      IF (${var})
+      	 SET(INCLUDES ${INCLUDES} ${header})
+      ENDIF (${var})
+ENDMACRO (LA_CHECK_INCLUDE_FILE)
+
+# Some FreeBSD headers assume sys/types.h was already included.
+LA_CHECK_INCLUDE_FILE("sys/types.h" HAVE_SYS_TYPES_H)
+
+# Alphabetize the rest unless there's a compelling reason
+LA_CHECK_INCLUDE_FILE("acl/libacl.h" HAVE_ACL_LIBACL_H)
+LA_CHECK_INCLUDE_FILE("attr/xattr.h" HAVE_ATTR_XATTR_H)
+LA_CHECK_INCLUDE_FILE("ctype.h" HAVE_CTYPE_H)
+LA_CHECK_INCLUDE_FILE("copyfile.h" HAVE_COPYFILE_H)
+LA_CHECK_INCLUDE_FILE("direct.h" HAVE_DIRECT_H)
+LA_CHECK_INCLUDE_FILE("dlfcn.h" HAVE_DLFCN_H)
+LA_CHECK_INCLUDE_FILE("errno.h" HAVE_ERRNO_H)
+LA_CHECK_INCLUDE_FILE("ext2fs/ext2_fs.h" HAVE_EXT2FS_EXT2_FS_H)
+
+CHECK_C_SOURCE_COMPILES("#include <sys/ioctl.h>
+#include <ext2fs/ext2_fs.h>
+int main(void) { return EXT2_IOC_GETFLAGS; }" HAVE_WORKING_EXT2_IOC_GETFLAGS)
+
+LA_CHECK_INCLUDE_FILE("fcntl.h" HAVE_FCNTL_H)
+LA_CHECK_INCLUDE_FILE("grp.h" HAVE_GRP_H)
+LA_CHECK_INCLUDE_FILE("inttypes.h" HAVE_INTTYPES_H)
+LA_CHECK_INCLUDE_FILE("io.h" HAVE_IO_H)
+LA_CHECK_INCLUDE_FILE("langinfo.h" HAVE_LANGINFO_H)
+LA_CHECK_INCLUDE_FILE("limits.h" HAVE_LIMITS_H)
+LA_CHECK_INCLUDE_FILE("linux/types.h" HAVE_LINUX_TYPES_H)
+LA_CHECK_INCLUDE_FILE("linux/fiemap.h" HAVE_LINUX_FIEMAP_H)
+LA_CHECK_INCLUDE_FILE("linux/fs.h" HAVE_LINUX_FS_H)
+
+CHECK_C_SOURCE_COMPILES("#include <sys/ioctl.h>
+#include <linux/fs.h>
+int main(void) { return FS_IOC_GETFLAGS; }" HAVE_WORKING_FS_IOC_GETFLAGS)
+
+LA_CHECK_INCLUDE_FILE("linux/magic.h" HAVE_LINUX_MAGIC_H)
+LA_CHECK_INCLUDE_FILE("locale.h" HAVE_LOCALE_H)
+LA_CHECK_INCLUDE_FILE("membership.h" HAVE_MEMBERSHIP_H)
+LA_CHECK_INCLUDE_FILE("memory.h" HAVE_MEMORY_H)
+LA_CHECK_INCLUDE_FILE("paths.h" HAVE_PATHS_H)
+LA_CHECK_INCLUDE_FILE("poll.h" HAVE_POLL_H)
+LA_CHECK_INCLUDE_FILE("process.h" HAVE_PROCESS_H)
+LA_CHECK_INCLUDE_FILE("pthread.h" HAVE_PTHREAD_H)
+LA_CHECK_INCLUDE_FILE("pwd.h" HAVE_PWD_H)
+LA_CHECK_INCLUDE_FILE("readpassphrase.h" HAVE_READPASSPHRASE_H)
+LA_CHECK_INCLUDE_FILE("regex.h" HAVE_REGEX_H)
+LA_CHECK_INCLUDE_FILE("signal.h" HAVE_SIGNAL_H)
+LA_CHECK_INCLUDE_FILE("spawn.h" HAVE_SPAWN_H)
+LA_CHECK_INCLUDE_FILE("stdarg.h" HAVE_STDARG_H)
+LA_CHECK_INCLUDE_FILE("stdint.h" HAVE_STDINT_H)
+LA_CHECK_INCLUDE_FILE("stdlib.h" HAVE_STDLIB_H)
+LA_CHECK_INCLUDE_FILE("string.h" HAVE_STRING_H)
+LA_CHECK_INCLUDE_FILE("strings.h" HAVE_STRINGS_H)
+LA_CHECK_INCLUDE_FILE("sys/acl.h" HAVE_SYS_ACL_H)
+LA_CHECK_INCLUDE_FILE("sys/cdefs.h" HAVE_SYS_CDEFS_H)
+LA_CHECK_INCLUDE_FILE("sys/extattr.h" HAVE_SYS_EXTATTR_H)
+LA_CHECK_INCLUDE_FILE("sys/ioctl.h" HAVE_SYS_IOCTL_H)
+LA_CHECK_INCLUDE_FILE("sys/mkdev.h" HAVE_SYS_MKDEV_H)
+LA_CHECK_INCLUDE_FILE("sys/mount.h" HAVE_SYS_MOUNT_H)
+LA_CHECK_INCLUDE_FILE("sys/param.h" HAVE_SYS_PARAM_H)
+LA_CHECK_INCLUDE_FILE("sys/poll.h" HAVE_SYS_POLL_H)
+LA_CHECK_INCLUDE_FILE("sys/richacl.h" HAVE_SYS_RICHACL_H)
+LA_CHECK_INCLUDE_FILE("sys/select.h" HAVE_SYS_SELECT_H)
+LA_CHECK_INCLUDE_FILE("sys/stat.h" HAVE_SYS_STAT_H)
+LA_CHECK_INCLUDE_FILE("sys/statfs.h" HAVE_SYS_STATFS_H)
+LA_CHECK_INCLUDE_FILE("sys/statvfs.h" HAVE_SYS_STATVFS_H)
+LA_CHECK_INCLUDE_FILE("sys/sysmacros.h" HAVE_SYS_SYSMACROS_H)
+LA_CHECK_INCLUDE_FILE("sys/time.h" HAVE_SYS_TIME_H)
+LA_CHECK_INCLUDE_FILE("sys/utime.h" HAVE_SYS_UTIME_H)
+LA_CHECK_INCLUDE_FILE("sys/utsname.h" HAVE_SYS_UTSNAME_H)
+LA_CHECK_INCLUDE_FILE("sys/vfs.h" HAVE_SYS_VFS_H)
+LA_CHECK_INCLUDE_FILE("sys/wait.h" HAVE_SYS_WAIT_H)
+LA_CHECK_INCLUDE_FILE("sys/xattr.h" HAVE_SYS_XATTR_H)
+LA_CHECK_INCLUDE_FILE("time.h" HAVE_TIME_H)
+LA_CHECK_INCLUDE_FILE("unistd.h" HAVE_UNISTD_H)
+LA_CHECK_INCLUDE_FILE("utime.h" HAVE_UTIME_H)
+LA_CHECK_INCLUDE_FILE("wchar.h" HAVE_WCHAR_H)
+LA_CHECK_INCLUDE_FILE("wctype.h" HAVE_WCTYPE_H)
+LA_CHECK_INCLUDE_FILE("windows.h" HAVE_WINDOWS_H)
+IF(ENABLE_CNG)
+  LA_CHECK_INCLUDE_FILE("Bcrypt.h" HAVE_BCRYPT_H)
+  IF(HAVE_BCRYPT_H)
+    LIST(APPEND ADDITIONAL_LIBS "Bcrypt")
+  ENDIF(HAVE_BCRYPT_H)
+ELSE(ENABLE_CNG)
+  UNSET(HAVE_BCRYPT_H CACHE)
+ENDIF(ENABLE_CNG)
+# Following files need windows.h, so we should test it after windows.h test.
+LA_CHECK_INCLUDE_FILE("wincrypt.h" HAVE_WINCRYPT_H)
+LA_CHECK_INCLUDE_FILE("winioctl.h" HAVE_WINIOCTL_H)
+
+#
+# Check whether use of __EXTENSIONS__ is safe.
+# We need some macro such as _GNU_SOURCE to use extension functions.
+#
+SET(_INCLUDE_FILES)
+FOREACH (it ${_HEADER})
+   SET(_INCLUDE_FILES "${_INCLUDE_FILES}#include <${it}>\n")
+ENDFOREACH (it)
+
+CHECK_C_SOURCE_COMPILES(
+  "#define __EXTENSIONS__ 1
+   ${_INCLUDE_FILES}
+   int main() { return 0;}"
+ SAFE_TO_DEFINE_EXTENSIONS)
+
+#
+# Find Nettle
+#
+IF(ENABLE_NETTLE)
+  FIND_PACKAGE(Nettle)
+  IF(NETTLE_FOUND)
+    SET(HAVE_LIBNETTLE 1)
+    LIST(APPEND ADDITIONAL_LIBS ${NETTLE_LIBRARIES})
+    INCLUDE_DIRECTORIES(${NETTLE_INCLUDE_DIR})
+
+    LIST(APPEND CMAKE_REQUIRED_INCLUDES ${NETTLE_INCLUDE_DIR})
+    LA_CHECK_INCLUDE_FILE("nettle/aes.h" HAVE_NETTLE_AES_H)
+    LA_CHECK_INCLUDE_FILE("nettle/hmac.h" HAVE_NETTLE_HMAC_H)
+    LA_CHECK_INCLUDE_FILE("nettle/md5.h" HAVE_NETTLE_MD5_H)
+    LA_CHECK_INCLUDE_FILE("nettle/pbkdf2.h" HAVE_NETTLE_PBKDF2_H)
+    LA_CHECK_INCLUDE_FILE("nettle/ripemd160.h" HAVE_NETTLE_RIPEMD160_H)
+    LA_CHECK_INCLUDE_FILE("nettle/sha.h" HAVE_NETTLE_SHA_H)
+
+  ENDIF(NETTLE_FOUND)
+  MARK_AS_ADVANCED(CLEAR NETTLE_INCLUDE_DIR)
+  MARK_AS_ADVANCED(CLEAR NETTLE_LIBRARIES)
+ENDIF(ENABLE_NETTLE)
+
+#
+# Find OpenSSL
+# (Except on Mac, where OpenSSL is deprecated.)
+#
+IF(ENABLE_OPENSSL AND NOT CMAKE_SYSTEM_NAME MATCHES "Darwin")
+  FIND_PACKAGE(OpenSSL)
+  IF(OPENSSL_FOUND)
+    SET(HAVE_LIBCRYPTO 1)
+    INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
+    LIST(APPEND ADDITIONAL_LIBS ${OPENSSL_CRYPTO_LIBRARY})
+  ENDIF(OPENSSL_FOUND)
+ELSE()
+  SET(OPENSSL_FOUND FALSE) # Override cached value
+ENDIF()
+
+# FreeBSD libmd
+IF(NOT OPENSSL_FOUND)
+  CHECK_LIBRARY_EXISTS(md "MD5Init" "" LIBMD_FOUND)
+  IF(LIBMD_FOUND)
+    CMAKE_PUSH_CHECK_STATE()	# Save the state of the variables
+    SET(CMAKE_REQUIRED_LIBRARIES "md")
+    FIND_LIBRARY(LIBMD_LIBRARY NAMES md)
+    LIST(APPEND ADDITIONAL_LIBS ${LIBMD_LIBRARY})
+    CMAKE_POP_CHECK_STATE()	# Restore the state of the variables
+  ENDIF(LIBMD_FOUND)
+ENDIF(NOT OPENSSL_FOUND)
+
+#
+# How to prove that CRYPTO functions, which have several names on various
+# platforms, just see if archive_digest.c can compile and link against
+# required libraries.
+#
+MACRO(CHECK_CRYPTO ALGORITHMS IMPLEMENTATION)
+    FOREACH(ALGORITHM ${ALGORITHMS})
+      IF(NOT ARCHIVE_CRYPTO_${ALGORITHM})
+      STRING(TOLOWER "${ALGORITHM}" lower_algorithm)
+      STRING(TOUPPER "${ALGORITHM}" algorithm)
+      IF ("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND NOT OPENSSL_FOUND)
+        SET(ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION} FALSE)
+      ELSEIF("${IMPLEMENTATION}" MATCHES "^NETTLE$" AND NOT NETTLE_FOUND)
+        SET(ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION} FALSE)
+      ENDIF("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND NOT OPENSSL_FOUND)
+
+      IF(NOT DEFINED ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
+        # Probe the local implementation for whether this
+	# crypto implementation is available on this platform.
+	SET(TRY_CRYPTO_REQUIRED_INCLUDES
+	  "-DINCLUDE_DIRECTORIES:STRING=${CMAKE_BINARY_DIR};${CMAKE_CURRENT_SOURCE_DIR}/libarchive;${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp")
+	SET(TRY_CRYPTO_REQUIRED_LIBS)
+	IF ("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND OPENSSL_FOUND)
+	    SET(TRY_CRYPTO_REQUIRED_INCLUDES
+	      "${TRY_CRYPTO_REQUIRED_INCLUDES};${OPENSSL_INCLUDE_DIR}")
+	    SET(TRY_CRYPTO_REQUIRED_LIBS
+	        "-DLINK_LIBRARIES:STRING=${OPENSSL_LIBRARIES}")
+	ELSEIF("${IMPLEMENTATION}" MATCHES "^NETTLE$" AND NETTLE_FOUND)
+	    SET(TRY_CRYPTO_REQUIRED_INCLUDES
+	      "${TRY_CRYPTO_REQUIRED_INCLUDES};${NETTLE_INCLUDE_DIR}")
+	    SET(TRY_CRYPTO_REQUIRED_LIBS
+	        "-DLINK_LIBRARIES:STRING=${NETTLE_LIBRARY}")
+	ELSEIF("${IMPLEMENTATION}" MATCHES "^LIBMD$" AND LIBMD_FOUND)
+	    SET(TRY_CRYPTO_REQUIRED_LIBS
+	        "-DLINK_LIBRARIES:STRING=${LIBMD_LIBRARY}")
+	ENDIF("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND OPENSSL_FOUND)
+
+    CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/build/cmake/config.h.in
+      ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/confdefs.h)
+	FILE(READ "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/confdefs.h"
+	     CONFDEFS_H)
+	FILE(READ "${CMAKE_CURRENT_SOURCE_DIR}/libarchive/archive_digest.c"
+	     ARCHIVE_CRYPTO_C)
+
+	SET(SOURCE "${CONFDEFS_H}
+
+#define ARCHIVE_${algorithm}_COMPILE_TEST
+#define ARCHIVE_CRYPTO_${algorithm}_${IMPLEMENTATION}
+#define PLATFORM_CONFIG_H \"check_crypto_md.h\"
+
+${ARCHIVE_CRYPTO_C}
+
+int
+main(int argc, char **argv)
+{
+  archive_${lower_algorithm}_ctx ctx;
+  archive_${lower_algorithm}_init(&ctx);
+  archive_${lower_algorithm}_update(&ctx, *argv, argc);
+  archive_${lower_algorithm}_final(&ctx, NULL);
+  return 0;
+}
+")
+
+  FILE(WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/check_crypto_md.h" "")
+	FILE(WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/check_crypto_md.c" "${SOURCE}")
+	MESSAGE(STATUS "Checking support for ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION}")
+
+	TRY_COMPILE(ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION}
+	  ${CMAKE_BINARY_DIR}
+	  ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/check_crypto_md.c
+	  CMAKE_FLAGS
+	   "${TRY_CRYPTO_REQUIRED_LIBS}"
+	   "${TRY_CRYPTO_REQUIRED_INCLUDES}"
+	  OUTPUT_VARIABLE OUTPUT)
+
+	# Inform user whether or not we found it; if not, log why we didn't.
+        IF (ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
+          MESSAGE(STATUS "Checking support for ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION} -- found")
+		  SET(ARCHIVE_CRYPTO_${ALGORITHM} 1)
+        ELSE (ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
+          MESSAGE(STATUS "Checking support for ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION} -- not found")
+          FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
+    	    "Checking support for ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION} failed with the following output:\n"
+    	    "${OUTPUT}\n"
+    	    "Source file was:\n${SOURCE}\n")
+        ENDIF (ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
+      ENDIF(NOT DEFINED ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
+
+      # Add appropriate libs/includes depending on whether the implementation
+      # was found on this platform.
+      IF (ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
+        IF ("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND OPENSSL_FOUND)
+          INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
+	  LIST(APPEND ADDITIONAL_LIBS ${OPENSSL_LIBRARIES})
+	   LIST(REMOVE_DUPLICATES ADDITIONAL_LIBS)
+        ENDIF ("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND OPENSSL_FOUND)
+      ENDIF (ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
+      ENDIF(NOT ARCHIVE_CRYPTO_${ALGORITHM})
+    ENDFOREACH(ALGORITHM ${ALGORITHMS})
+ENDMACRO(CHECK_CRYPTO ALGORITHMS IMPLEMENTATION)
+
+#
+# CRYPTO functions on Windows is defined at archive_windows.c, thus we do not
+# need the test what the functions can be mapped to archive_{crypto name}_init,
+# archive_{crypto name}_update and archive_{crypto name}_final.
+# The functions on Windows use CALG_{crypto name} macro to create a crypt object
+# and then we need to know what CALG_{crypto name} macros is available to show
+# ARCHIVE_CRYPTO_{crypto name}_WIN macros because Windows 2000 and earlier version
+# of Windows XP do not support SHA256, SHA384 and SHA512.
+#
+MACRO(CHECK_CRYPTO_WIN CRYPTO_LIST)
+  IF(WIN32 AND NOT CYGWIN)
+    FOREACH(CRYPTO ${CRYPTO_LIST})
+      IF(NOT ARCHIVE_CRYPTO_${CRYPTO})
+      IF(NOT DEFINED ARCHIVE_CRYPTO_${CRYPTO}_WIN)
+	STRING(TOUPPER "${CRYPTO}" crypto)
+	SET(ALGID "")
+	IF ("${CRYPTO}" MATCHES "^MD5$")
+	    SET(ALGID "CALG_MD5")
+	ENDIF ("${CRYPTO}" MATCHES "^MD5$")
+	IF ("${CRYPTO}" MATCHES "^SHA1$")
+	    SET(ALGID "CALG_SHA1")
+	ENDIF ("${CRYPTO}" MATCHES "^SHA1$")
+	IF ("${CRYPTO}" MATCHES "^SHA256$")
+	    SET(ALGID "CALG_SHA_256")
+	ENDIF ("${CRYPTO}" MATCHES "^SHA256$")
+	IF ("${CRYPTO}" MATCHES "^SHA384$")
+	    SET(ALGID "CALG_SHA_384")
+	ENDIF ("${CRYPTO}" MATCHES "^SHA384$")
+	IF ("${CRYPTO}" MATCHES "^SHA512$")
+	    SET(ALGID "CALG_SHA_512")
+	ENDIF ("${CRYPTO}" MATCHES "^SHA512$")
+
+    CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/build/cmake/config.h.in
+      ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/confdefs.h)
+	FILE(READ "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/confdefs.h"
+	     CONFDEFS_H)
+
+	SET(SOURCE "${CONFDEFS_H}
+
+#define ${crypto}_COMPILE_TEST
+#include <windows.h>
+#include <wincrypt.h>
+
+int
+main(int argc, char **argv)
+{
+	return ${ALGID};
+}
+")
+	SET(SOURCE_FILE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/check_crypto_win.c")
+
+	FILE(WRITE "${SOURCE_FILE}" "${SOURCE}")
+	MESSAGE(STATUS "Checking support for ARCHIVE_CRYPTO_${CRYPTO}_WIN")
+
+	TRY_COMPILE(ARCHIVE_CRYPTO_${CRYPTO}_WIN
+	  ${CMAKE_BINARY_DIR}
+	  ${SOURCE_FILE}
+	  CMAKE_FLAGS "-DINCLUDE_DIRECTORIES:STRING=${CMAKE_BINARY_DIR};${CMAKE_CURRENT_SOURCE_DIR}/libarchive"
+	  OUTPUT_VARIABLE OUTPUT)
+
+	IF (ARCHIVE_CRYPTO_${CRYPTO}_WIN)
+	    MESSAGE(STATUS
+	        "Checking support for ARCHIVE_CRYPTO_${CRYPTO}_WIN -- found")
+		SET(ARCHIVE_CRYPTO_${CRYPTO} 1)
+	ELSE (ARCHIVE_CRYPTO_${CRYPTO}_WIN)
+	    MESSAGE(STATUS
+	         "Checking support for ARCHIVE_CRYPTO_${CRYPTO}_WIN -- not found")
+    	    FILE(APPEND
+	        ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
+                "Checking support for ARCHIVE_CRYPTO_${CRYPTO}_WIN failed with the following output:\n"
+        	"${OUTPUT}\n"
+        	"Source file was:\n${SOURCE}\n")
+	ENDIF (ARCHIVE_CRYPTO_${CRYPTO}_WIN)
+
+      ENDIF(NOT DEFINED ARCHIVE_CRYPTO_${CRYPTO}_WIN)
+      ENDIF(NOT ARCHIVE_CRYPTO_${CRYPTO})
+    ENDFOREACH(CRYPTO)
+  ENDIF(WIN32 AND NOT CYGWIN)
+ENDMACRO(CHECK_CRYPTO_WIN CRYPTO_LIST)
+
+#
+# Find iconv
+# POSIX defines the second arg as const char **
+# and requires it to be in libc.  But we can accept
+# a non-const argument here and can support iconv()
+# being in libiconv.
+#
+MACRO(CHECK_ICONV LIB TRY_ICONV_CONST)
+  IF(NOT HAVE_ICONV)
+    CMAKE_PUSH_CHECK_STATE()	# Save the state of the variables
+    IF (CMAKE_C_COMPILER_ID MATCHES "^GNU$" OR
+        CMAKE_C_COMPILER_ID MATCHES "^Clang$")
+      #
+      # During checking iconv proto type, we should use -Werror to avoid the
+      # success of iconv detection with a warnig which success is a miss
+      # detection. So this needs for all build mode(even it's a release mode).
+      #
+      SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Werror")
+    ENDIF (CMAKE_C_COMPILER_ID MATCHES "^GNU$" OR
+           CMAKE_C_COMPILER_ID MATCHES "^Clang$")
+    IF (CMAKE_C_COMPILER_ID MATCHES "^XL$")
+      SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -qhalt=w -qflag=w:w")
+    ENDIF (CMAKE_C_COMPILER_ID MATCHES "^XL$")
+    IF (MSVC)
+      # NOTE: /WX option is the same as gcc's -Werror option.
+      SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} /WX")
+    ENDIF (MSVC)
+    #
+    CHECK_C_SOURCE_COMPILES(
+      "#include <stdlib.h>
+       #include <iconv.h>
+       int main() {
+          ${TRY_ICONV_CONST} char *ccp;
+          iconv_t cd = iconv_open(\"\", \"\");
+          iconv(cd, &ccp, (size_t *)0, (char **)0, (size_t *)0);
+          iconv_close(cd);
+          return 0;
+       }"
+     HAVE_ICONV_${LIB}_${TRY_ICONV_CONST})
+    IF(HAVE_ICONV_${LIB}_${TRY_ICONV_CONST})
+      SET(HAVE_ICONV true)
+      SET(ICONV_CONST ${TRY_ICONV_CONST})
+    ENDIF(HAVE_ICONV_${LIB}_${TRY_ICONV_CONST})
+    CMAKE_POP_CHECK_STATE()	# Restore the state of the variables
+  ENDIF(NOT HAVE_ICONV)
+ENDMACRO(CHECK_ICONV TRY_ICONV_CONST)
+
+IF(ENABLE_ICONV)
+  CMAKE_PUSH_CHECK_STATE()	# Save the state of the variables
+  FIND_PATH(ICONV_INCLUDE_DIR iconv.h)
+  IF(ICONV_INCLUDE_DIR)
+    #SET(INCLUDES ${INCLUDES} "iconv.h")
+    SET(HAVE_ICONV_H 1)
+    INCLUDE_DIRECTORIES(${ICONV_INCLUDE_DIR})
+    SET(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIR})
+    CHECK_ICONV("libc" "const")
+    CHECK_ICONV("libc" "")
+
+    # If iconv isn't in libc and we have a libiconv, try that.
+    FIND_LIBRARY(LIBICONV_PATH NAMES iconv libiconv)
+    IF(NOT HAVE_ICONV AND LIBICONV_PATH)
+      LIST(APPEND CMAKE_REQUIRED_LIBRARIES ${LIBICONV_PATH})
+      # Test if a macro is needed for the library.
+      TRY_MACRO_FOR_LIBRARY(
+        "${ICONV_INCLUDE_DIR}" "${LIBICONV_PATH}"
+        COMPILES
+        "#include <iconv.h>\nint main() {return iconv_close((iconv_t)0);}"
+        "WITHOUT_LIBICONV_STATIC;LIBICONV_STATIC")
+      IF(NOT WITHOUT_LIBICONV_STATIC AND LIBICONV_STATIC)
+        ADD_DEFINITIONS(-DLIBICONV_STATIC)
+      ENDIF(NOT WITHOUT_LIBICONV_STATIC AND LIBICONV_STATIC)
+      #
+      # Set up CMAKE_REQUIRED_* for CHECK_ICONV
+      #
+      SET(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIR})
+      SET(CMAKE_REQUIRED_LIBRARIES ${LIBICONV_PATH})
+      IF(LIBICONV_STATIC)
+        # LIBICONV_STATIC is necessary for the success of CHECK_ICONV
+        # on Windows.
+        SET(CMAKE_REQUIRED_DEFINITIONS "-DLIBICONV_STATIC")
+      ELSE(LIBICONV_STATIC)
+        SET(CMAKE_REQUIRED_DEFINITIONS)
+      ENDIF(LIBICONV_STATIC)
+      CHECK_ICONV("libiconv" "const")
+      CHECK_ICONV("libiconv" "")

*** DIFF OUTPUT TRUNCATED AT 1000 LINES ***



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