CMakeLists.txt

   1 #
   2 CMAKE_MINIMUM_REQUIRED(VERSION 2.8.12 FATAL_ERROR)
   3 #
   4 PROJECT(libarchive C)
   5 #
   6 SET(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/build/cmake")
   7 if(NOT CMAKE_RUNTIME_OUTPUT_DIRECTORY)
   8   set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${libarchive_BINARY_DIR}/bin)
   9 endif()
  10 #
  11 # Set the Build type for make based generators.
  12 # You can choose following types:
  13 #   Debug          : Debug build
  14 #   Release        : Release build
  15 #   RelWithDebInfo : Release build with Debug Info
  16 #   MinSizeRel     : Release Min Size build
  17 IF(NOT CMAKE_BUILD_TYPE)
  18   SET(CMAKE_BUILD_TYPE "Debug" CACHE STRING "Build Type" FORCE)
  19 ENDIF(NOT CMAKE_BUILD_TYPE)
  20 # Set a value type to properly display CMAKE_BUILD_TYPE on GUI if the
  21 # value type is "UNINITIALIZED".
  22 GET_PROPERTY(cached_type CACHE CMAKE_BUILD_TYPE PROPERTY TYPE)
  23 IF("${cached_type}" STREQUAL "UNINITIALIZED")
  24   SET(CMAKE_BUILD_TYPE "${CMAKE_BUILD_TYPE}" CACHE STRING "Build Type" FORCE)
  25 ENDIF("${cached_type}" STREQUAL "UNINITIALIZED")
  26 # Check the Build Type.
  27 IF(NOT "${CMAKE_BUILD_TYPE}"
  28        MATCHES "^(Debug|Release|RelWithDebInfo|MinSizeRel)\$")
  29   MESSAGE(FATAL_ERROR
  30           "Unknown keyword for CMAKE_BUILD_TYPE: ${CMAKE_BUILD_TYPE}\n"
  31           "Acceptable keywords: Debug,Release,RelWithDebInfo,MinSizeRel")
  32 ENDIF(NOT "${CMAKE_BUILD_TYPE}"
  33           MATCHES "^(Debug|Release|RelWithDebInfo|MinSizeRel)\$")
  34
  35 # On MacOS, prefer MacPorts libraries to system libraries.
  36 # I haven't come up with a compelling argument for this to be conditional.
  37 list(APPEND CMAKE_PREFIX_PATH /opt/local)
  38 # Enable @rpath in the install name.
  39 # detail in "cmake  --help-policy CMP0042"
  40 SET(CMAKE_MACOSX_RPATH ON)
  41
  42 #
  43 # Version - read from 'version' file.
  44 #
  45 FILE(STRINGS ${CMAKE_CURRENT_SOURCE_DIR}/build/version _version)
  46 STRING(REGEX REPLACE
  47  "^([0-9])[0-9][0-9][0-9][0-9][0-9][0-9][a-z]*$" "\\1" _major ${_version})
  48 STRING(REGEX REPLACE
  49  "^[0-9]([0-9][0-9][0-9])[0-9][0-9][0-9][a-z]*$" "\\1" _minor ${_version})
  50 STRING(REGEX REPLACE
  51  "^[0-9][0-9][0-9][0-9]([0-9][0-9][0-9])[a-z]*$" "\\1" _revision ${_version})
  52 STRING(REGEX REPLACE
  53  "^[0-9][0-9][0-9][0-9][0-9][0-9][0-9]([a-z]*)$" "\\1" _quality ${_version})
  54 SET(_version_number ${_major}${_minor}${_revision})
  55 STRING(REGEX REPLACE "[0]*([^0]*[0-9])$" "\\1" _trimmed_minor ${_minor})
  56 STRING(REGEX REPLACE "[0]*([^0]*[0-9])$" "\\1" _trimmed_revision ${_revision})
  57 #
  58 SET(VERSION                    "${_major}.${_trimmed_minor}.${_trimmed_revision}${_quality}")
  59 SET(BSDCPIO_VERSION_STRING     "${VERSION}")
  60 SET(BSDTAR_VERSION_STRING      "${VERSION}")
  61 SET(BSDCAT_VERSION_STRING      "${VERSION}")
  62 SET(LIBARCHIVE_VERSION_NUMBER  "${_version_number}")
  63 SET(LIBARCHIVE_VERSION_STRING  "${VERSION}")
  64
  65 # INTERFACE_VERSION increments with every release
  66 # libarchive 2.7 == interface version 9 = 2 + 7
  67 # libarchive 2.8 == interface version 10 = 2 + 8
  68 # libarchive 2.9 == interface version 11 = 2 + 9
  69 # libarchive 3.0 == interface version 12
  70 # libarchive 3.1 == interface version 13
  71 math(EXPR INTERFACE_VERSION  "13 + ${_minor}")
  72
  73 # Set SOVERSION == Interface version
  74 # ?? Should there be more here ??
  75 SET(SOVERSION "${INTERFACE_VERSION}")
  76
  77 # Enalbe CMAKE_PUSH_CHECK_STATE() and CMAKE_POP_CHECK_STATE() macros
  78 # saving and restoring the state of the variables.
  79 INCLUDE(CMakePushCheckState)
  80
  81 # Initialize the state of the variables. This initialization is not
  82 # necessary but this shows you what value the variables initially have.
  83 SET(CMAKE_REQUIRED_DEFINITIONS)
  84 SET(CMAKE_REQUIRED_INCLUDES)
  85 SET(CMAKE_REQUIRED_LIBRARIES)
  86 SET(CMAKE_REQUIRED_FLAGS)
  87
  88 # Especially for early development, we want to be a little
  89 # aggressive about diagnosing build problems; this can get
  90 # relaxed somewhat in final shipping versions.
  91 IF (CMAKE_C_COMPILER_ID MATCHES "^GNU$")
  92   SET(CMAKE_REQUIRED_FLAGS "-Wall -Wformat -Wformat-security")
  93   #################################################################
  94   # Set compile flags for all build types.
  95   SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wformat -Wformat-security")
  96   #################################################################
  97   # Set compile flags for debug build.
  98   # This is added into CMAKE_C_FLAGS when CMAKE_BUILD_TYPE is "Debug"
  99   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Werror")
 100   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wextra")
 101   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wunused")
 102   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wshadow")
 103   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wmissing-prototypes")
 104   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wcast-qual")
 105 ENDIF (CMAKE_C_COMPILER_ID MATCHES "^GNU$")
 106 IF (CMAKE_C_COMPILER_ID MATCHES "^Clang$")
 107   SET(CMAKE_REQUIRED_FLAGS "-Wall -Wformat -Wformat-security")
 108   #################################################################
 109   # Set compile flags for all build types.
 110   SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wformat -Wformat-security")
 111   #################################################################
 112   # Set compile flags for debug build.
 113   # This is added into CMAKE_C_FLAGS when CMAKE_BUILD_TYPE is "Debug"
 114   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -g")
 115   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Werror")
 116   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wextra")
 117   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wunused")
 118   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wshadow")
 119   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wmissing-prototypes")
 120   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wcast-qual")
 121 ENDIF (CMAKE_C_COMPILER_ID MATCHES "^Clang$")
 122 IF (CMAKE_C_COMPILER_ID MATCHES "^XL$")
 123   SET(CMAKE_C_COMPILER "xlc_r")
 124   SET(CMAKE_REQUIRED_FLAGS "-qflag=e:e -qformat=sec")
 125   #################################################################
 126   # Set compile flags for all build types.
 127   SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -qflag=e:e -qformat=sec")
 128   #################################################################
 129   # Set compile flags for debug build.
 130   # This is added into CMAKE_C_FLAGS when CMAKE_BUILD_TYPE is "Debug"
 131   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -g")
 132   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -qhalt=w")
 133   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -qflag=w:w")
 134   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -qinfo=pro:use")
 135 ENDIF(CMAKE_C_COMPILER_ID MATCHES "^XL$")
 136 IF (MSVC)
 137   #################################################################
 138   # Set compile flags for debug build.
 139   # This is added into CMAKE_C_FLAGS when CMAKE_BUILD_TYPE is "Debug"
 140   # Enable level 4 C4061: The enumerate has no associated handler in a switch
 141   #                       statement.
 142   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4061")
 143   # Enable level 4 C4254: A larger bit field was assigned to a smaller bit
 144   #                       field.
 145   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4254")
 146   # Enable level 4 C4295: An array was initialized but the last character in
 147   #                       the array is not a null; accessing the array may
 148   #                       produce unexpected results.
 149   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4295")
 150   # Enable level 4 C4296: An unsigned variable was used in a comparison
 151   #                       operation with zero.
 152   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4296")
 153   # Enable level 4 C4389: An operation involved signed and unsigned variables.
 154   #                       This could result in a loss of data.
 155   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4389")
 156   # Enable level 4 C4505: The given function is local and not referenced in
 157   #                       the body of the module; therefore, the function is
 158   #                       dead code.
 159   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4505")
 160   # Enable level 4 C4514: The optimizer removed an inline function that is not
 161   #                       called.
 162   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4514")
 163   # Enable level 4 C4702: Unreachable code.
 164   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4702")
 165   # Enable level 4 C4706: The test value in a conditional expression was the
 166   #                       result of an assignment.
 167   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /we4706")
 168   # /WX option is the same as gcc's -Werror option.
 169   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /WX")
 170   # /Oi option enables built-in functions.
 171   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /Oi")
 172   #################################################################
 173   # Set compile flags for release build.
 174   SET(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} /Oi")
 175 ENDIF (MSVC)
 176
 177 # Enable CTest/CDash support
 178 include(CTest)
 179
 180 OPTION(ENABLE_NETTLE "Enable use of Nettle" ON)
 181 OPTION(ENABLE_OPENSSL "Enable use of OpenSSL" ON)
 182 OPTION(ENABLE_LIBB2 "Enable the use of the system LIBB2 library if found" ON)
 183 OPTION(ENABLE_LZ4 "Enable the use of the system LZ4 library if found" ON)
 184 OPTION(ENABLE_LZO "Enable the use of the system LZO library if found" OFF)
 185 OPTION(ENABLE_LZMA "Enable the use of the system LZMA library if found" ON)
 186
 187 OPTION(ENABLE_ZLIB "Enable the use of the system ZLIB library if found" ON)
 188 OPTION(ENABLE_BZip2 "Enable the use of the system BZip2 library if found" ON)
 189 OPTION(ENABLE_LIBXML2 "Enable the use of the system libxml2 library if found" ON)
 190 OPTION(ENABLE_EXPAT "Enable the use of the system EXPAT library if found" ON)
 191 OPTION(ENABLE_PCREPOSIX "Enable the use of the system PCREPOSIX library if found" ON)
 192 OPTION(ENABLE_LibGCC "Enable the use of the system LibGCC library if found" ON)
 193 # CNG is used for encrypt/decrypt Zip archives on Windows.
 194 OPTION(ENABLE_CNG "Enable the use of CNG(Crypto Next Generation)" ON)
 195
 196 OPTION(ENABLE_TAR "Enable tar building" ON)
 197 OPTION(ENABLE_TAR_SHARED "Enable dynamic build of tar" FALSE)
 198 OPTION(ENABLE_CPIO "Enable cpio building" ON)
 199 OPTION(ENABLE_CPIO_SHARED "Enable dynamic build of cpio" FALSE)
 200 OPTION(ENABLE_CAT "Enable cat building" ON)
 201 OPTION(ENABLE_CAT_SHARED "Enable dynamic build of cat" FALSE)
 202 OPTION(ENABLE_XATTR "Enable extended attribute support" ON)
 203 OPTION(ENABLE_ACL "Enable ACL support" ON)
 204 OPTION(ENABLE_ICONV "Enable iconv support" ON)
 205 OPTION(ENABLE_TEST "Enable unit and regression tests" ON)
 206 OPTION(ENABLE_COVERAGE "Enable code coverage (GCC only, automatically sets ENABLE_TEST to ON)" FALSE)
 207 OPTION(ENABLE_INSTALL "Enable installing of libraries" ON)
 208
 209 SET(POSIX_REGEX_LIB "AUTO" CACHE STRING "Choose what library should provide POSIX regular expression support")
 210 SET(ENABLE_SAFESEH "AUTO" CACHE STRING "Enable use of /SAFESEH linker flag (MSVC only)")
 211 SET(WINDOWS_VERSION "WIN7" CACHE STRING "Set Windows version to use (Windows only)")
 212
 213 IF(ENABLE_COVERAGE)
 214         include(LibarchiveCodeCoverage)
 215 ENDIF(ENABLE_COVERAGE)
 216
 217 IF(ENABLE_TEST)
 218         ENABLE_TESTING()
 219 ENDIF(ENABLE_TEST)
 220
 221 IF(WIN32)
 222   IF(WINDOWS_VERSION STREQUAL "WIN8")
 223     SET(NTDDI_VERSION 0x06020000)
 224     SET(_WIN32_WINNT 0x0602)
 225     SET(WINVER 0x0602)
 226   ELSEIF(WINDOWS_VERSION STREQUAL "WIN7")
 227     SET(NTDDI_VERSION 0x06010000)
 228     SET(_WIN32_WINNT 0x0601)
 229     SET(WINVER 0x0601)
 230   ELSEIF(WINDOWS_VERSION STREQUAL "WS08")
 231     SET(NTDDI_VERSION 0x06000100)
 232     SET(_WIN32_WINNT 0x0600)
 233     SET(WINVER 0x0600)
 234   ELSEIF(WINDOWS_VERSION STREQUAL "VISTA")
 235     SET(NTDDI_VERSION 0x06000000)
 236     SET(_WIN32_WINNT 0x0600)
 237     SET(WINVER 0x0600)
 238   ELSEIF(WINDOWS_VERSION STREQUAL "WS03")
 239     SET(NTDDI_VERSION 0x05020000)
 240     SET(_WIN32_WINNT 0x0502)
 241     SET(WINVER 0x0502)
 242   ELSEIF(WINDOWS_VERSION STREQUAL "WINXP")
 243     SET(NTDDI_VERSION 0x05010000)
 244     SET(_WIN32_WINNT 0x0501)
 245     SET(WINVER 0x0501)
 246   ELSE(WINDOWS_VERSION STREQUAL "WIN8")
 247     # Default to Windows Server 2003 API if we don't recognize the specifier
 248     SET(NTDDI_VERSION 0x05020000)
 249     SET(_WIN32_WINNT 0x0502)
 250     SET(WINVER 0x0502)
 251   ENDIF(WINDOWS_VERSION STREQUAL "WIN8")
 252 ENDIF(WIN32)
 253
 254 IF(MSVC)
 255   IF(ENABLE_SAFESEH STREQUAL "YES")
 256     SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /SAFESEH")
 257     SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SAFESEH")
 258     SET(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} /SAFESEH")
 259     SET(ENV{LDFLAGS} "$ENV{LDFLAGS} /SAFESEH")
 260   ELSEIF(ENABLE_SAFESEH STREQUAL "NO")
 261     SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /SAFESEH:NO")
 262     SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /SAFESEH:NO")
 263     SET(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} /SAFESEH:NO")
 264     SET(ENV{LDFLAGS} "$ENV{LDFLAGS} /SAFESEH:NO")
 265   ENDIF(ENABLE_SAFESEH STREQUAL "YES")
 266 ENDIF(MSVC)
 267
 268 IF("${CMAKE_C_PLATFORM_ID}" MATCHES "^(HP-UX)$")
 269   ADD_DEFINITIONS(-D_XOPEN_SOURCE=500) # Ask wchar.h for mbstate_t
 270 ENDIF()
 271
 272 #
 273 INCLUDE(CheckCSourceCompiles)
 274 INCLUDE(CheckCSourceRuns)
 275 INCLUDE(CheckFileOffsetBits)
 276 INCLUDE(CheckFuncs)
 277 INCLUDE(CheckHeaderDirent)
 278 INCLUDE(CheckIncludeFile)
 279 INCLUDE(CheckIncludeFiles)
 280 INCLUDE(CheckLibraryExists)
 281 INCLUDE(CheckStructHasMember)
 282 INCLUDE(CheckSymbolExists)
 283 INCLUDE(CheckTypeExists)
 284 INCLUDE(CheckTypeSize)
 285
 286 #
 287 # Generate list.h
 288 #
 289 MACRO (GENERATE_LIST_H _listfile _cmlist __list_sources)
 290   SET(_argv ${ARGV})
 291   # Remove _listfile and _cmlist from _argv
 292   LIST(REMOVE_AT _argv 0 1)
 293   IF (NOT EXISTS "${_listfile}" OR
 294      ${_cmlist} IS_NEWER_THAN "${_listfile}")
 295
 296     MESSAGE(STATUS "Generating ${_listfile}")
 297     FILE(WRITE ${_listfile} "")
 298     FOREACH (testfile ${_argv})
 299       IF (testfile MATCHES "^test_[^/]+[.]c$")
 300         FILE(STRINGS ${testfile} testvar REGEX "^DEFINE_TEST")
 301         FOREACH (deftest ${testvar})
 302           FILE(APPEND ${_listfile} "${deftest}\n")
 303         ENDFOREACH (deftest)
 304       ENDIF (testfile MATCHES "^test_[^/]+[.]c$")
 305     ENDFOREACH (testfile)
 306
 307   ENDIF (NOT EXISTS "${_listfile}" OR
 308      ${_cmlist} IS_NEWER_THAN "${_listfile}")
 309 ENDMACRO (GENERATE_LIST_H)
 310 #
 311 # Generate installation rules for man pages.
 312 #
 313 MACRO (INSTALL_MAN __mans)
 314   FOREACH (_man ${ARGV})
 315     STRING(REGEX REPLACE "^.+[.]([1-9])" "\\1" _mansect ${_man})
 316     INSTALL(FILES ${_man} DESTINATION "share/man/man${_mansect}")
 317   ENDFOREACH (_man)
 318 ENDMACRO (INSTALL_MAN __mans)
 319 #
 320 # Find out what macro is needed to use libraries on Windows.
 321 #
 322 MACRO (TRY_MACRO_FOR_LIBRARY INCLUDES LIBRARIES
 323        TRY_TYPE SAMPLE_SOURCE MACRO_LIST)
 324   IF(WIN32 AND NOT CYGWIN)
 325     CMAKE_PUSH_CHECK_STATE()    # Save the state of the variables
 326     SET(CMAKE_REQUIRED_INCLUDES ${INCLUDES})
 327     SET(CMAKE_REQUIRED_LIBRARIES ${LIBRARIES})
 328     FOREACH(VAR ${MACRO_LIST})
 329       # Clear ${VAR} from CACHE If the libraries which ${VAR} was
 330       # checked with are changed.
 331       SET(VAR_WITH_LIB "${VAR}_WITH_LIB")
 332       GET_PROPERTY(PREV_VAR_WITH_LIB VARIABLE PROPERTY ${VAR_WITH_LIB})
 333       IF(NOT "${PREV_VAR_WITH_LIB}" STREQUAL "${LIBRARIES}")
 334         UNSET(${VAR} CACHE)
 335       ENDIF(NOT "${PREV_VAR_WITH_LIB}" STREQUAL "${LIBRARIES}")
 336       # Check if the library can be used with the macro.
 337       IF("${TRY_TYPE}" MATCHES "COMPILES")
 338         CHECK_C_SOURCE_COMPILES("${SAMPLE_SOURCE}" ${VAR})
 339       ELSEIF("${TRY_TYPE}" MATCHES "RUNS")
 340         CHECK_C_SOURCE_RUNS("${SAMPLE_SOURCE}" ${VAR})
 341       ELSE("${TRY_TYPE}" MATCHES "COMPILES")
 342         MESSAGE(FATAL_ERROR "UNKNOWN KEYWORD \"${TRY_TYPE}\" FOR TRY_TYPE")
 343       ENDIF("${TRY_TYPE}" MATCHES "COMPILES")
 344       # Save the libraries which ${VAR} is checked with.
 345       SET(${VAR_WITH_LIB} "${LIBRARIES}" CACHE INTERNAL
 346           "Macro ${VAR} is checked with")
 347     ENDFOREACH(VAR)
 348     CMAKE_POP_CHECK_STATE()     # Restore the state of the variables
 349   ENDIF(WIN32 AND NOT CYGWIN)
 350 ENDMACRO (TRY_MACRO_FOR_LIBRARY)
 351 #
 352 # Check compress/decompress libraries
 353 #
 354 IF(WIN32 AND NOT CMAKE_CL_64 AND NOT CYGWIN)
 355   # GnuWin32 is only for Win32, not Win64.
 356   SET(__GNUWIN32PATH "C:/Program Files/GnuWin32")
 357 ENDIF(WIN32 AND NOT CMAKE_CL_64 AND NOT CYGWIN)
 358 IF(DEFINED __GNUWIN32PATH AND EXISTS "${__GNUWIN32PATH}")
 359   # You have to add a path availabel DLL file into PATH environment variable.
 360   # Maybe DLL path is "C:/Program Files/GnuWin32/bin".
 361   # The zlib and the bzip2 Setup program have installed programs and DLLs into
 362   # "C:/Program Files/GnuWin32" by default.
 363   # This is convenience setting for Windows.
 364   SET(CMAKE_PREFIX_PATH ${__GNUWIN32PATH} $(CMAKE_PREFIX_PATH))
 365   #
 366   # If you didn't use Setup program or installed into nonstandard path,
 367   # cmake cannot find out your zlib or bzip2 libraries and include files,
 368   # you should execute cmake with  -DCMAKE_PREFIX_PATH option.
 369   #   e.g.
 370   #     cmake -DCMAKE_PREFIX_PATH=<your-GnuWin32-path> <path-to-source>
 371   #
 372   # If compiling error occurred in zconf.h, You may need patch to zconf.h.
 373   #--- zconf.h.orig     2005-07-21 00:40:26.000000000
 374   #+++ zconf.h  2009-01-19 11:39:10.093750000
 375   #@@ -286,7 +286,7 @@
 376   #
 377   # #if 1           /* HAVE_UNISTD_H -- this line is updated by ./configure */
 378   # #  include <sys/types.h> /* for off_t */
 379   #-#  include <unistd.h>    /* for SEEK_* and off_t */
 380   #+#  include <stdio.h>    /* for SEEK_* and off_t */
 381   # #  ifdef VMS
 382   # #    include <unixio.h>   /* for off_t */
 383   # #  endif
 384 ENDIF(DEFINED __GNUWIN32PATH AND EXISTS "${__GNUWIN32PATH}")
 385
 386 SET(ADDITIONAL_LIBS "")
 387 #
 388 # Find ZLIB
 389 #
 390 IF(ENABLE_ZLIB)
 391   FIND_PACKAGE(ZLIB)
 392 ELSE()
 393   SET(ZLIB_FOUND FALSE) # Override cached value
 394 ENDIF()
 395 IF(ZLIB_FOUND)
 396   SET(HAVE_LIBZ 1)
 397   SET(HAVE_ZLIB_H 1)
 398   INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIR})
 399   LIST(APPEND ADDITIONAL_LIBS ${ZLIB_LIBRARIES})
 400   IF(WIN32 AND NOT CYGWIN)
 401     #
 402     # Test if ZLIB_WINAPI macro is needed to use.
 403     #
 404     TRY_MACRO_FOR_LIBRARY(
 405       "${ZLIB_INCLUDE_DIR}" "${ZLIB_LIBRARIES}"
 406       RUNS
 407       "#include <zlib.h>\nint main() {uLong f = zlibCompileFlags(); return (f&(1U<<10))?0:-1; }"
 408       ZLIB_WINAPI)
 409     IF(ZLIB_WINAPI)
 410       ADD_DEFINITIONS(-DZLIB_WINAPI)
 411     ELSE(ZLIB_WINAPI)
 412       # Test if a macro is needed for the library.
 413       TRY_MACRO_FOR_LIBRARY(
 414         "${ZLIB_INCLUDE_DIR}" "${ZLIB_LIBRARIES}"
 415         COMPILES
 416         "#include <zlib.h>\nint main() {return zlibVersion()?1:0; }"
 417         "ZLIB_DLL;WITHOUT_ZLIB_DLL")
 418       IF(ZLIB_DLL)
 419         ADD_DEFINITIONS(-DZLIB_DLL)
 420       ENDIF(ZLIB_DLL)
 421     ENDIF(ZLIB_WINAPI)
 422   ENDIF(WIN32 AND NOT CYGWIN)
 423 ENDIF(ZLIB_FOUND)
 424 MARK_AS_ADVANCED(CLEAR ZLIB_INCLUDE_DIR)
 425 MARK_AS_ADVANCED(CLEAR ZLIB_LIBRARY)
 426 #
 427 # Find BZip2
 428 #
 429 IF(ENABLE_BZip2)
 430   FIND_PACKAGE(BZip2)
 431 ELSE()
 432   SET(BZIP2_FOUND FALSE) # Override cached value
 433 ENDIF()
 434 IF(BZIP2_FOUND)
 435   SET(HAVE_LIBBZ2 1)
 436   SET(HAVE_BZLIB_H 1)
 437   INCLUDE_DIRECTORIES(${BZIP2_INCLUDE_DIR})
 438   LIST(APPEND ADDITIONAL_LIBS ${BZIP2_LIBRARIES})
 439   # Test if a macro is needed for the library.
 440   TRY_MACRO_FOR_LIBRARY(
 441     "${BZIP2_INCLUDE_DIR}" "${BZIP2_LIBRARIES}"
 442     COMPILES
 443     "#include <bzlib.h>\nint main() {return BZ2_bzlibVersion()?1:0; }"
 444     "USE_BZIP2_DLL;USE_BZIP2_STATIC")
 445   IF(USE_BZIP2_DLL)
 446     ADD_DEFINITIONS(-DUSE_BZIP2_DLL)
 447   ELSEIF(USE_BZIP2_STATIC)
 448     ADD_DEFINITIONS(-DUSE_BZIP2_STATIC)
 449   ENDIF(USE_BZIP2_DLL)
 450 ENDIF(BZIP2_FOUND)
 451 MARK_AS_ADVANCED(CLEAR BZIP2_INCLUDE_DIR)
 452 MARK_AS_ADVANCED(CLEAR BZIP2_LIBRARIES)
 453
 454
 455 #
 456 # Find LZMA
 457 #
 458 IF(ENABLE_LZMA)
 459   FIND_PACKAGE(LibLZMA)
 460 ELSE()
 461   SET(LIBZMA_FOUND FALSE) # Override cached value
 462 ENDIF()
 463
 464 IF(LIBLZMA_FOUND)
 465   SET(HAVE_LIBLZMA 1)
 466   SET(HAVE_LZMA_H 1)
 467   SET(CMAKE_REQUIRED_INCLUDES ${LIBLZMA_INCLUDE_DIR})
 468   SET(CMAKE_REQUIRED_LIBRARIES ${LIBLZMA_LIBRARIES})
 469   INCLUDE_DIRECTORIES(${LIBLZMA_INCLUDE_DIRS})
 470   LIST(APPEND ADDITIONAL_LIBS ${LIBLZMA_LIBRARIES})
 471   # Test if a macro is needed for the library.
 472   TRY_MACRO_FOR_LIBRARY(
 473     "${LIBLZMA_INCLUDE_DIRS}" "${LIBLZMA_LIBRARIES}"
 474     COMPILES
 475     "#include <lzma.h>\nint main() {return (int)lzma_version_number(); }"
 476     "WITHOUT_LZMA_API_STATIC;LZMA_API_STATIC")
 477   IF(NOT WITHOUT_LZMA_API_STATIC AND LZMA_API_STATIC)
 478     ADD_DEFINITIONS(-DLZMA_API_STATIC)
 479   ENDIF(NOT WITHOUT_LZMA_API_STATIC AND LZMA_API_STATIC)
 480 ELSE(LIBLZMA_FOUND)
 481 # LZMA not found and will not be used.
 482 ENDIF(LIBLZMA_FOUND)
 483 #
 484 # Find LZO2
 485 #
 486 IF(ENABLE_LZO)
 487   IF (LZO2_INCLUDE_DIR)
 488     # Already in cache, be silent
 489     SET(LZO2_FIND_QUIETLY TRUE)
 490   ENDIF (LZO2_INCLUDE_DIR)
 491
 492   FIND_PATH(LZO2_INCLUDE_DIR lzo/lzoconf.h)
 493   FIND_LIBRARY(LZO2_LIBRARY NAMES lzo2 liblzo2)
 494   INCLUDE(FindPackageHandleStandardArgs)
 495   FIND_PACKAGE_HANDLE_STANDARD_ARGS(LZO2 DEFAULT_MSG LZO2_LIBRARY LZO2_INCLUDE_DIR)
 496 ELSE(ENABLE_LZO)
 497   SET(LZO2_FOUND FALSE) # Override cached value
 498 ENDIF(ENABLE_LZO)
 499 IF(LZO2_FOUND)
 500   SET(HAVE_LIBLZO2 1)
 501   SET(HAVE_LZO_LZOCONF_H 1)
 502   SET(HAVE_LZO_LZO1X_H 1)
 503   INCLUDE_DIRECTORIES(${LZO2_INCLUDE_DIR})
 504   LIST(APPEND ADDITIONAL_LIBS ${LZO2_LIBRARY})
 505   #
 506   # TODO: test for static library.
 507   #
 508 ENDIF(LZO2_FOUND)
 509 MARK_AS_ADVANCED(CLEAR LZO2_INCLUDE_DIR)
 510 MARK_AS_ADVANCED(CLEAR LZO2_LIBRARY)
 511 #
 512 # Find libb2
 513 #
 514 IF(ENABLE_LIBB2)
 515   IF (LIBB2_INCLUDE_DIR)
 516     # Already in cache, be silent
 517     SET(LIBB2_FIND_QUIETLY TRUE)
 518   ENDIF (LIBB2_INCLUDE_DIR)
 519
 520   FIND_PATH(LIBB2_INCLUDE_DIR blake2.h)
 521   FIND_LIBRARY(LIBB2_LIBRARY NAMES b2 libb2)
 522   INCLUDE(FindPackageHandleStandardArgs)
 523   FIND_PACKAGE_HANDLE_STANDARD_ARGS(LIBB2 DEFAULT_MSG LIBB2_LIBRARY LIBB2_INCLUDE_DIR)
 524 ELSE(ENABLE_LIBB2)
 525   SET(LIBB2_FOUND FALSE) # Override cached value
 526 ENDIF(ENABLE_LIBB2)
 527 IF(LIBB2_FOUND)
 528   SET(HAVE_LIBB2 1)
 529   SET(HAVE_BLAKE2_H 1)
 530   SET(ARCHIVE_BLAKE2 FALSE)
 531   LIST(APPEND ADDITIONAL_LIBS ${LIBB2_LIBRARY})
 532   SET(CMAKE_REQUIRED_LIBRARIES ${LIBB2_LIBRARY})
 533   SET(CMAKE_REQUIRED_INCLUDES ${LIBB2_INCLUDE_DIR})
 534   CHECK_FUNCTION_EXISTS(blake2sp_init HAVE_LIBB2)
 535 ELSE(LIBB2_FOUND)
 536   SET(ARCHIVE_BLAKE2 TRUE)
 537 ENDIF(LIBB2_FOUND)
 538 #
 539 # Find LZ4
 540 #
 541 IF(ENABLE_LZ4)
 542   IF (LZ4_INCLUDE_DIR)
 543     # Already in cache, be silent
 544     SET(LZ4_FIND_QUIETLY TRUE)
 545   ENDIF (LZ4_INCLUDE_DIR)
 546
 547   FIND_PATH(LZ4_INCLUDE_DIR lz4.h)
 548   FIND_LIBRARY(LZ4_LIBRARY NAMES lz4 liblz4)
 549   INCLUDE(FindPackageHandleStandardArgs)
 550   FIND_PACKAGE_HANDLE_STANDARD_ARGS(LZ4 DEFAULT_MSG LZ4_LIBRARY LZ4_INCLUDE_DIR)
 551 ELSE(ENABLE_LZ4)
 552   SET(LZ4_FOUND FALSE) # Override cached value
 553 ENDIF(ENABLE_LZ4)
 554 IF(LZ4_FOUND)
 555   SET(HAVE_LIBLZ4 1)
 556   SET(HAVE_LZ4_H 1)
 557   CMAKE_PUSH_CHECK_STATE()      # Save the state of the variables
 558   SET(CMAKE_REQUIRED_INCLUDES ${LZ4_INCLUDE_DIR})
 559   CHECK_INCLUDE_FILES("lz4hc.h" HAVE_LZ4HC_H)
 560   CMAKE_POP_CHECK_STATE()       # Restore the state of the variables
 561   INCLUDE_DIRECTORIES(${LZ4_INCLUDE_DIR})
 562   LIST(APPEND ADDITIONAL_LIBS ${LZ4_LIBRARY})
 563   #
 564   # TODO: test for static library.
 565   #
 566 ENDIF(LZ4_FOUND)
 567 MARK_AS_ADVANCED(CLEAR LZ4_INCLUDE_DIR)
 568 MARK_AS_ADVANCED(CLEAR LZ4_LIBRARY)
 569 #
 570 # Find Zstd
 571 #
 572 IF (ZSTD_INCLUDE_DIR)
 573   # Already in cache, be silent
 574   SET(ZSTD_FIND_QUIETLY TRUE)
 575 ENDIF (ZSTD_INCLUDE_DIR)
 576
 577 FIND_PATH(ZSTD_INCLUDE_DIR zstd.h)
 578 FIND_LIBRARY(ZSTD_LIBRARY NAMES zstd libzstd)
 579 INCLUDE(FindPackageHandleStandardArgs)
 580 FIND_PACKAGE_HANDLE_STANDARD_ARGS(ZSTD DEFAULT_MSG ZSTD_LIBRARY ZSTD_INCLUDE_DIR)
 581 IF(ZSTD_FOUND)
 582   SET(HAVE_ZSTD_H 1)
 583   INCLUDE_DIRECTORIES(${ZSTD_INCLUDE_DIR})
 584   LIST(APPEND ADDITIONAL_LIBS ${ZSTD_LIBRARY})
 585   SET(CMAKE_REQUIRED_LIBRARIES ${ZSTD_LIBRARY})
 586   SET(CMAKE_REQUIRED_INCLUDES ${ZSTD_INCLUDE_DIR})
 587   CHECK_FUNCTION_EXISTS(ZSTD_compressStream HAVE_LIBZSTD)
 588   #
 589   # TODO: test for static library.
 590   #
 591 ENDIF(ZSTD_FOUND)
 592 MARK_AS_ADVANCED(CLEAR ZSTD_INCLUDE_DIR)
 593 MARK_AS_ADVANCED(CLEAR ZSTD_LIBRARY)
 594
 595 set(CMAKE_REQUIRED_LIBRARIES)
 596
 597 #
 598 # Check headers
 599 #
 600 CHECK_HEADER_DIRENT()
 601
 602 SET(INCLUDES "")
 603 MACRO (LA_CHECK_INCLUDE_FILE header var)
 604       CHECK_INCLUDE_FILES("${INCLUDES};${header}" ${var})
 605       IF (${var})
 606          SET(INCLUDES ${INCLUDES} ${header})
 607       ENDIF (${var})
 608 ENDMACRO (LA_CHECK_INCLUDE_FILE)
 609
 610 # Some FreeBSD headers assume sys/types.h was already included.
 611 LA_CHECK_INCLUDE_FILE("sys/types.h" HAVE_SYS_TYPES_H)
 612
 613 # Alphabetize the rest unless there's a compelling reason
 614 LA_CHECK_INCLUDE_FILE("acl/libacl.h" HAVE_ACL_LIBACL_H)
 615 LA_CHECK_INCLUDE_FILE("attr/xattr.h" HAVE_ATTR_XATTR_H)
 616 LA_CHECK_INCLUDE_FILE("ctype.h" HAVE_CTYPE_H)
 617 LA_CHECK_INCLUDE_FILE("copyfile.h" HAVE_COPYFILE_H)
 618 LA_CHECK_INCLUDE_FILE("direct.h" HAVE_DIRECT_H)
 619 LA_CHECK_INCLUDE_FILE("dlfcn.h" HAVE_DLFCN_H)
 620 LA_CHECK_INCLUDE_FILE("errno.h" HAVE_ERRNO_H)
 621 LA_CHECK_INCLUDE_FILE("ext2fs/ext2_fs.h" HAVE_EXT2FS_EXT2_FS_H)
 622
 623 CHECK_C_SOURCE_COMPILES("#include <sys/ioctl.h>
 624 #include <ext2fs/ext2_fs.h>
 625 int main(void) { return EXT2_IOC_GETFLAGS; }" HAVE_WORKING_EXT2_IOC_GETFLAGS)
 626
 627 LA_CHECK_INCLUDE_FILE("fcntl.h" HAVE_FCNTL_H)
 628 LA_CHECK_INCLUDE_FILE("grp.h" HAVE_GRP_H)
 629 LA_CHECK_INCLUDE_FILE("inttypes.h" HAVE_INTTYPES_H)
 630 LA_CHECK_INCLUDE_FILE("io.h" HAVE_IO_H)
 631 LA_CHECK_INCLUDE_FILE("langinfo.h" HAVE_LANGINFO_H)
 632 LA_CHECK_INCLUDE_FILE("limits.h" HAVE_LIMITS_H)
 633 LA_CHECK_INCLUDE_FILE("linux/types.h" HAVE_LINUX_TYPES_H)
 634 LA_CHECK_INCLUDE_FILE("linux/fiemap.h" HAVE_LINUX_FIEMAP_H)
 635 LA_CHECK_INCLUDE_FILE("linux/fs.h" HAVE_LINUX_FS_H)
 636
 637 CHECK_C_SOURCE_COMPILES("#include <sys/ioctl.h>
 638 #include <linux/fs.h>
 639 int main(void) { return FS_IOC_GETFLAGS; }" HAVE_WORKING_FS_IOC_GETFLAGS)
 640
 641 LA_CHECK_INCLUDE_FILE("linux/magic.h" HAVE_LINUX_MAGIC_H)
 642 LA_CHECK_INCLUDE_FILE("locale.h" HAVE_LOCALE_H)
 643 LA_CHECK_INCLUDE_FILE("membership.h" HAVE_MEMBERSHIP_H)
 644 LA_CHECK_INCLUDE_FILE("memory.h" HAVE_MEMORY_H)
 645 LA_CHECK_INCLUDE_FILE("paths.h" HAVE_PATHS_H)
 646 LA_CHECK_INCLUDE_FILE("poll.h" HAVE_POLL_H)
 647 LA_CHECK_INCLUDE_FILE("process.h" HAVE_PROCESS_H)
 648 LA_CHECK_INCLUDE_FILE("pthread.h" HAVE_PTHREAD_H)
 649 LA_CHECK_INCLUDE_FILE("pwd.h" HAVE_PWD_H)
 650 LA_CHECK_INCLUDE_FILE("readpassphrase.h" HAVE_READPASSPHRASE_H)
 651 LA_CHECK_INCLUDE_FILE("regex.h" HAVE_REGEX_H)
 652 LA_CHECK_INCLUDE_FILE("signal.h" HAVE_SIGNAL_H)
 653 LA_CHECK_INCLUDE_FILE("spawn.h" HAVE_SPAWN_H)
 654 LA_CHECK_INCLUDE_FILE("stdarg.h" HAVE_STDARG_H)
 655 LA_CHECK_INCLUDE_FILE("stdint.h" HAVE_STDINT_H)
 656 LA_CHECK_INCLUDE_FILE("stdlib.h" HAVE_STDLIB_H)
 657 LA_CHECK_INCLUDE_FILE("string.h" HAVE_STRING_H)
 658 LA_CHECK_INCLUDE_FILE("strings.h" HAVE_STRINGS_H)
 659 LA_CHECK_INCLUDE_FILE("sys/acl.h" HAVE_SYS_ACL_H)
 660 LA_CHECK_INCLUDE_FILE("sys/cdefs.h" HAVE_SYS_CDEFS_H)
 661 LA_CHECK_INCLUDE_FILE("sys/extattr.h" HAVE_SYS_EXTATTR_H)
 662 LA_CHECK_INCLUDE_FILE("sys/ioctl.h" HAVE_SYS_IOCTL_H)
 663 LA_CHECK_INCLUDE_FILE("sys/mkdev.h" HAVE_SYS_MKDEV_H)
 664 LA_CHECK_INCLUDE_FILE("sys/mount.h" HAVE_SYS_MOUNT_H)
 665 LA_CHECK_INCLUDE_FILE("sys/param.h" HAVE_SYS_PARAM_H)
 666 LA_CHECK_INCLUDE_FILE("sys/poll.h" HAVE_SYS_POLL_H)
 667 LA_CHECK_INCLUDE_FILE("sys/richacl.h" HAVE_SYS_RICHACL_H)
 668 LA_CHECK_INCLUDE_FILE("sys/select.h" HAVE_SYS_SELECT_H)
 669 LA_CHECK_INCLUDE_FILE("sys/stat.h" HAVE_SYS_STAT_H)
 670 LA_CHECK_INCLUDE_FILE("sys/statfs.h" HAVE_SYS_STATFS_H)
 671 LA_CHECK_INCLUDE_FILE("sys/statvfs.h" HAVE_SYS_STATVFS_H)
 672 LA_CHECK_INCLUDE_FILE("sys/sysmacros.h" HAVE_SYS_SYSMACROS_H)
 673 LA_CHECK_INCLUDE_FILE("sys/time.h" HAVE_SYS_TIME_H)
 674 LA_CHECK_INCLUDE_FILE("sys/utime.h" HAVE_SYS_UTIME_H)
 675 LA_CHECK_INCLUDE_FILE("sys/utsname.h" HAVE_SYS_UTSNAME_H)
 676 LA_CHECK_INCLUDE_FILE("sys/vfs.h" HAVE_SYS_VFS_H)
 677 LA_CHECK_INCLUDE_FILE("sys/wait.h" HAVE_SYS_WAIT_H)
 678 LA_CHECK_INCLUDE_FILE("sys/xattr.h" HAVE_SYS_XATTR_H)
 679 LA_CHECK_INCLUDE_FILE("time.h" HAVE_TIME_H)
 680 LA_CHECK_INCLUDE_FILE("unistd.h" HAVE_UNISTD_H)
 681 LA_CHECK_INCLUDE_FILE("utime.h" HAVE_UTIME_H)
 682 LA_CHECK_INCLUDE_FILE("wchar.h" HAVE_WCHAR_H)
 683 LA_CHECK_INCLUDE_FILE("wctype.h" HAVE_WCTYPE_H)
 684 LA_CHECK_INCLUDE_FILE("windows.h" HAVE_WINDOWS_H)
 685 IF(ENABLE_CNG)
 686   LA_CHECK_INCLUDE_FILE("Bcrypt.h" HAVE_BCRYPT_H)
 687   IF(HAVE_BCRYPT_H)
 688     LIST(APPEND ADDITIONAL_LIBS "Bcrypt")
 689   ENDIF(HAVE_BCRYPT_H)
 690 ELSE(ENABLE_CNG)
 691   UNSET(HAVE_BCRYPT_H CACHE)
 692 ENDIF(ENABLE_CNG)
 693 # Following files need windows.h, so we should test it after windows.h test.
 694 LA_CHECK_INCLUDE_FILE("wincrypt.h" HAVE_WINCRYPT_H)
 695 LA_CHECK_INCLUDE_FILE("winioctl.h" HAVE_WINIOCTL_H)
 696
 697 #
 698 # Check whether use of __EXTENSIONS__ is safe.
 699 # We need some macro such as _GNU_SOURCE to use extension functions.
 700 #
 701 SET(_INCLUDE_FILES)
 702 FOREACH (it ${_HEADER})
 703    SET(_INCLUDE_FILES "${_INCLUDE_FILES}#include <${it}>\n")
 704 ENDFOREACH (it)
 705
 706 CHECK_C_SOURCE_COMPILES(
 707   "#define __EXTENSIONS__ 1
 708    ${_INCLUDE_FILES}
 709    int main() { return 0;}"
 710  SAFE_TO_DEFINE_EXTENSIONS)
 711
 712 #
 713 # Find Nettle
 714 #
 715 IF(ENABLE_NETTLE)
 716   FIND_PACKAGE(Nettle)
 717   IF(NETTLE_FOUND)
 718     SET(HAVE_LIBNETTLE 1)
 719     LIST(APPEND ADDITIONAL_LIBS ${NETTLE_LIBRARIES})
 720     INCLUDE_DIRECTORIES(${NETTLE_INCLUDE_DIR})
 721
 722     LIST(APPEND CMAKE_REQUIRED_INCLUDES ${NETTLE_INCLUDE_DIR})
 723     LA_CHECK_INCLUDE_FILE("nettle/aes.h" HAVE_NETTLE_AES_H)
 724     LA_CHECK_INCLUDE_FILE("nettle/hmac.h" HAVE_NETTLE_HMAC_H)
 725     LA_CHECK_INCLUDE_FILE("nettle/md5.h" HAVE_NETTLE_MD5_H)
 726     LA_CHECK_INCLUDE_FILE("nettle/pbkdf2.h" HAVE_NETTLE_PBKDF2_H)
 727     LA_CHECK_INCLUDE_FILE("nettle/ripemd160.h" HAVE_NETTLE_RIPEMD160_H)
 728     LA_CHECK_INCLUDE_FILE("nettle/sha.h" HAVE_NETTLE_SHA_H)
 729
 730   ENDIF(NETTLE_FOUND)
 731   MARK_AS_ADVANCED(CLEAR NETTLE_INCLUDE_DIR)
 732   MARK_AS_ADVANCED(CLEAR NETTLE_LIBRARIES)
 733 ENDIF(ENABLE_NETTLE)
 734
 735 #
 736 # Find OpenSSL
 737 # (Except on Mac, where OpenSSL is deprecated.)
 738 #
 739 IF(ENABLE_OPENSSL AND NOT CMAKE_SYSTEM_NAME MATCHES "Darwin")
 740   FIND_PACKAGE(OpenSSL)
 741   IF(OPENSSL_FOUND)
 742     SET(HAVE_LIBCRYPTO 1)
 743     INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
 744     LIST(APPEND ADDITIONAL_LIBS ${OPENSSL_CRYPTO_LIBRARY})
 745   ENDIF(OPENSSL_FOUND)
 746 ELSE()
 747   SET(OPENSSL_FOUND FALSE) # Override cached value
 748 ENDIF()
 749
 750 # FreeBSD libmd
 751 IF(NOT OPENSSL_FOUND)
 752   CHECK_LIBRARY_EXISTS(md "MD5Init" "" LIBMD_FOUND)
 753   IF(LIBMD_FOUND)
 754     CMAKE_PUSH_CHECK_STATE()    # Save the state of the variables
 755     SET(CMAKE_REQUIRED_LIBRARIES "md")
 756     FIND_LIBRARY(LIBMD_LIBRARY NAMES md)
 757     LIST(APPEND ADDITIONAL_LIBS ${LIBMD_LIBRARY})
 758     CMAKE_POP_CHECK_STATE()     # Restore the state of the variables
 759   ENDIF(LIBMD_FOUND)
 760 ENDIF(NOT OPENSSL_FOUND)
 761
 762 #
 763 # How to prove that CRYPTO functions, which have several names on various
 764 # platforms, just see if archive_digest.c can compile and link against
 765 # required libraries.
 766 #
 767 MACRO(CHECK_CRYPTO ALGORITHMS IMPLEMENTATION)
 768     FOREACH(ALGORITHM ${ALGORITHMS})
 769       IF(NOT ARCHIVE_CRYPTO_${ALGORITHM})
 770       STRING(TOLOWER "${ALGORITHM}" lower_algorithm)
 771       STRING(TOUPPER "${ALGORITHM}" algorithm)
 772       IF ("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND NOT OPENSSL_FOUND)
 773         SET(ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION} FALSE)
 774       ELSEIF("${IMPLEMENTATION}" MATCHES "^NETTLE$" AND NOT NETTLE_FOUND)
 775         SET(ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION} FALSE)
 776       ENDIF("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND NOT OPENSSL_FOUND)
 777
 778       IF(NOT DEFINED ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
 779         # Probe the local implementation for whether this
 780         # crypto implementation is available on this platform.
 781         SET(TRY_CRYPTO_REQUIRED_INCLUDES
 782           "-DINCLUDE_DIRECTORIES:STRING=${CMAKE_BINARY_DIR};${CMAKE_CURRENT_SOURCE_DIR}/libarchive;${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp")
 783         SET(TRY_CRYPTO_REQUIRED_LIBS)
 784         IF ("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND OPENSSL_FOUND)
 785             SET(TRY_CRYPTO_REQUIRED_INCLUDES
 786               "${TRY_CRYPTO_REQUIRED_INCLUDES};${OPENSSL_INCLUDE_DIR}")
 787             SET(TRY_CRYPTO_REQUIRED_LIBS
 788                 "-DLINK_LIBRARIES:STRING=${OPENSSL_LIBRARIES}")
 789         ELSEIF("${IMPLEMENTATION}" MATCHES "^NETTLE$" AND NETTLE_FOUND)
 790             SET(TRY_CRYPTO_REQUIRED_INCLUDES
 791               "${TRY_CRYPTO_REQUIRED_INCLUDES};${NETTLE_INCLUDE_DIR}")
 792             SET(TRY_CRYPTO_REQUIRED_LIBS
 793                 "-DLINK_LIBRARIES:STRING=${NETTLE_LIBRARY}")
 794         ELSEIF("${IMPLEMENTATION}" MATCHES "^LIBMD$" AND LIBMD_FOUND)
 795             SET(TRY_CRYPTO_REQUIRED_LIBS
 796                 "-DLINK_LIBRARIES:STRING=${LIBMD_LIBRARY}")
 797         ENDIF("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND OPENSSL_FOUND)
 798
 799     CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/build/cmake/config.h.in
 800       ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/confdefs.h)
 801         FILE(READ "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/confdefs.h"
 802              CONFDEFS_H)
 803         FILE(READ "${CMAKE_CURRENT_SOURCE_DIR}/libarchive/archive_digest.c"
 804              ARCHIVE_CRYPTO_C)
 805
 806         SET(SOURCE "${CONFDEFS_H}
 807
 808 #define ARCHIVE_${algorithm}_COMPILE_TEST
 809 #define ARCHIVE_CRYPTO_${algorithm}_${IMPLEMENTATION}
 810 #define PLATFORM_CONFIG_H \"check_crypto_md.h\"
 811
 812 ${ARCHIVE_CRYPTO_C}
 813
 814 int
 815 main(int argc, char **argv)
 816 {
 817   archive_${lower_algorithm}_ctx ctx;
 818   archive_${lower_algorithm}_init(&ctx);
 819   archive_${lower_algorithm}_update(&ctx, *argv, argc);
 820   archive_${lower_algorithm}_final(&ctx, NULL);
 821   return 0;
 822 }
 823 ")
 824
 825   FILE(WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/check_crypto_md.h" "")
 826         FILE(WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/check_crypto_md.c" "${SOURCE}")
 827         MESSAGE(STATUS "Checking support for ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION}")
 828
 829         TRY_COMPILE(ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION}
 830           ${CMAKE_BINARY_DIR}
 831           ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/check_crypto_md.c
 832           CMAKE_FLAGS
 833            "${TRY_CRYPTO_REQUIRED_LIBS}"
 834            "${TRY_CRYPTO_REQUIRED_INCLUDES}"
 835           OUTPUT_VARIABLE OUTPUT)
 836
 837         # Inform user whether or not we found it; if not, log why we didn't.
 838         IF (ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
 839           MESSAGE(STATUS "Checking support for ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION} -- found")
 840                   SET(ARCHIVE_CRYPTO_${ALGORITHM} 1)
 841         ELSE (ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
 842           MESSAGE(STATUS "Checking support for ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION} -- not found")
 843           FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
 844             "Checking support for ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION} failed with the following output:\n"
 845             "${OUTPUT}\n"
 846             "Source file was:\n${SOURCE}\n")
 847         ENDIF (ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
 848       ENDIF(NOT DEFINED ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
 849
 850       # Add appropriate libs/includes depending on whether the implementation
 851       # was found on this platform.
 852       IF (ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
 853         IF ("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND OPENSSL_FOUND)
 854           INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
 855           LIST(APPEND ADDITIONAL_LIBS ${OPENSSL_LIBRARIES})
 856            LIST(REMOVE_DUPLICATES ADDITIONAL_LIBS)
 857         ENDIF ("${IMPLEMENTATION}" MATCHES "^OPENSSL$" AND OPENSSL_FOUND)
 858       ENDIF (ARCHIVE_CRYPTO_${ALGORITHM}_${IMPLEMENTATION})
 859       ENDIF(NOT ARCHIVE_CRYPTO_${ALGORITHM})
 860     ENDFOREACH(ALGORITHM ${ALGORITHMS})
 861 ENDMACRO(CHECK_CRYPTO ALGORITHMS IMPLEMENTATION)
 862
 863 #
 864 # CRYPTO functions on Windows is defined at archive_windows.c, thus we do not
 865 # need the test what the functions can be mapped to archive_{crypto name}_init,
 866 # archive_{crypto name}_update and archive_{crypto name}_final.
 867 # The functions on Windows use CALG_{crypto name} macro to create a crypt object
 868 # and then we need to know what CALG_{crypto name} macros is available to show
 869 # ARCHIVE_CRYPTO_{crypto name}_WIN macros because Windows 2000 and earlier version
 870 # of Windows XP do not support SHA256, SHA384 and SHA512.
 871 #
 872 MACRO(CHECK_CRYPTO_WIN CRYPTO_LIST)
 873   IF(WIN32 AND NOT CYGWIN)
 874     FOREACH(CRYPTO ${CRYPTO_LIST})
 875       IF(NOT ARCHIVE_CRYPTO_${CRYPTO})
 876       IF(NOT DEFINED ARCHIVE_CRYPTO_${CRYPTO}_WIN)
 877         STRING(TOUPPER "${CRYPTO}" crypto)
 878         SET(ALGID "")
 879         IF ("${CRYPTO}" MATCHES "^MD5$")
 880             SET(ALGID "CALG_MD5")
 881         ENDIF ("${CRYPTO}" MATCHES "^MD5$")
 882         IF ("${CRYPTO}" MATCHES "^SHA1$")
 883             SET(ALGID "CALG_SHA1")
 884         ENDIF ("${CRYPTO}" MATCHES "^SHA1$")
 885         IF ("${CRYPTO}" MATCHES "^SHA256$")
 886             SET(ALGID "CALG_SHA_256")
 887         ENDIF ("${CRYPTO}" MATCHES "^SHA256$")
 888         IF ("${CRYPTO}" MATCHES "^SHA384$")
 889             SET(ALGID "CALG_SHA_384")
 890         ENDIF ("${CRYPTO}" MATCHES "^SHA384$")
 891         IF ("${CRYPTO}" MATCHES "^SHA512$")
 892             SET(ALGID "CALG_SHA_512")
 893         ENDIF ("${CRYPTO}" MATCHES "^SHA512$")
 894
 895     CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/build/cmake/config.h.in
 896       ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/confdefs.h)
 897         FILE(READ "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/confdefs.h"
 898              CONFDEFS_H)
 899
 900         SET(SOURCE "${CONFDEFS_H}
 901
 902 #define ${crypto}_COMPILE_TEST
 903 #include <windows.h>
 904 #include <wincrypt.h>
 905
 906 int
 907 main(int argc, char **argv)
 908 {
 909         return ${ALGID};
 910 }
 911 ")
 912         SET(SOURCE_FILE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/check_crypto_win.c")
 913
 914         FILE(WRITE "${SOURCE_FILE}" "${SOURCE}")
 915         MESSAGE(STATUS "Checking support for ARCHIVE_CRYPTO_${CRYPTO}_WIN")
 916
 917         TRY_COMPILE(ARCHIVE_CRYPTO_${CRYPTO}_WIN
 918           ${CMAKE_BINARY_DIR}
 919           ${SOURCE_FILE}
 920           CMAKE_FLAGS "-DINCLUDE_DIRECTORIES:STRING=${CMAKE_BINARY_DIR};${CMAKE_CURRENT_SOURCE_DIR}/libarchive"
 921           OUTPUT_VARIABLE OUTPUT)
 922
 923         IF (ARCHIVE_CRYPTO_${CRYPTO}_WIN)
 924             MESSAGE(STATUS
 925                 "Checking support for ARCHIVE_CRYPTO_${CRYPTO}_WIN -- found")
 926                 SET(ARCHIVE_CRYPTO_${CRYPTO} 1)
 927         ELSE (ARCHIVE_CRYPTO_${CRYPTO}_WIN)
 928             MESSAGE(STATUS
 929                  "Checking support for ARCHIVE_CRYPTO_${CRYPTO}_WIN -- not found")
 930             FILE(APPEND
 931                 ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
 932                 "Checking support for ARCHIVE_CRYPTO_${CRYPTO}_WIN failed with the following output:\n"
 933                 "${OUTPUT}\n"
 934                 "Source file was:\n${SOURCE}\n")
 935         ENDIF (ARCHIVE_CRYPTO_${CRYPTO}_WIN)
 936
 937       ENDIF(NOT DEFINED ARCHIVE_CRYPTO_${CRYPTO}_WIN)
 938       ENDIF(NOT ARCHIVE_CRYPTO_${CRYPTO})
 939     ENDFOREACH(CRYPTO)
 940   ENDIF(WIN32 AND NOT CYGWIN)
 941 ENDMACRO(CHECK_CRYPTO_WIN CRYPTO_LIST)
 942
 943 #
 944 # Find iconv
 945 # POSIX defines the second arg as const char **
 946 # and requires it to be in libc.  But we can accept
 947 # a non-const argument here and can support iconv()
 948 # being in libiconv.
 949 #
 950 MACRO(CHECK_ICONV LIB TRY_ICONV_CONST)
 951   IF(NOT HAVE_ICONV)
 952     CMAKE_PUSH_CHECK_STATE()    # Save the state of the variables
 953     IF (CMAKE_C_COMPILER_ID MATCHES "^GNU$" OR
 954         CMAKE_C_COMPILER_ID MATCHES "^Clang$")
 955       #
 956       # During checking iconv proto type, we should use -Werror to avoid the
 957       # success of iconv detection with a warnig which success is a miss
 958       # detection. So this needs for all build mode(even it's a release mode).
 959       #
 960       SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Werror")
 961     ENDIF (CMAKE_C_COMPILER_ID MATCHES "^GNU$" OR
 962            CMAKE_C_COMPILER_ID MATCHES "^Clang$")
 963     IF (CMAKE_C_COMPILER_ID MATCHES "^XL$")
 964       SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -qhalt=w -qflag=w:w")
 965     ENDIF (CMAKE_C_COMPILER_ID MATCHES "^XL$")
 966     IF (MSVC)
 967       # NOTE: /WX option is the same as gcc's -Werror option.
 968       SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} /WX")
 969     ENDIF (MSVC)
 970     #
 971     CHECK_C_SOURCE_COMPILES(
 972       "#include <stdlib.h>
 973        #include <iconv.h>
 974        int main() {
 975           ${TRY_ICONV_CONST} char *ccp;
 976           iconv_t cd = iconv_open(\"\", \"\");
 977           iconv(cd, &ccp, (size_t *)0, (char **)0, (size_t *)0);
 978           iconv_close(cd);
 979           return 0;
 980        }"
 981      HAVE_ICONV_${LIB}_${TRY_ICONV_CONST})
 982     IF(HAVE_ICONV_${LIB}_${TRY_ICONV_CONST})
 983       SET(HAVE_ICONV true)
 984       SET(ICONV_CONST ${TRY_ICONV_CONST})
 985     ENDIF(HAVE_ICONV_${LIB}_${TRY_ICONV_CONST})
 986     CMAKE_POP_CHECK_STATE()     # Restore the state of the variables
 987   ENDIF(NOT HAVE_ICONV)
 988 ENDMACRO(CHECK_ICONV TRY_ICONV_CONST)
 989
 990 IF(ENABLE_ICONV)
 991   CMAKE_PUSH_CHECK_STATE()      # Save the state of the variables
 992   FIND_PATH(ICONV_INCLUDE_DIR iconv.h)
 993   IF(ICONV_INCLUDE_DIR)
 994     #SET(INCLUDES ${INCLUDES} "iconv.h")
 995     SET(HAVE_ICONV_H 1)
 996     INCLUDE_DIRECTORIES(${ICONV_INCLUDE_DIR})
 997     SET(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIR})
 998     CHECK_ICONV("libc" "const")
 999     CHECK_ICONV("libc" "")
1000
1001     # If iconv isn't in libc and we have a libiconv, try that.
1002     FIND_LIBRARY(LIBICONV_PATH NAMES iconv libiconv)
1003     IF(NOT HAVE_ICONV AND LIBICONV_PATH)
1004       LIST(APPEND CMAKE_REQUIRED_LIBRARIES ${LIBICONV_PATH})
1005       # Test if a macro is needed for the library.
1006       TRY_MACRO_FOR_LIBRARY(
1007         "${ICONV_INCLUDE_DIR}" "${LIBICONV_PATH}"
1008         COMPILES
1009         "#include <iconv.h>\nint main() {return iconv_close((iconv_t)0);}"
1010         "WITHOUT_LIBICONV_STATIC;LIBICONV_STATIC")
1011       IF(NOT WITHOUT_LIBICONV_STATIC AND LIBICONV_STATIC)
1012         ADD_DEFINITIONS(-DLIBICONV_STATIC)
1013       ENDIF(NOT WITHOUT_LIBICONV_STATIC AND LIBICONV_STATIC)
1014       #
1015       # Set up CMAKE_REQUIRED_* for CHECK_ICONV
1016       #
1017       SET(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIR})
1018       SET(CMAKE_REQUIRED_LIBRARIES ${LIBICONV_PATH})
1019       IF(LIBICONV_STATIC)
1020         # LIBICONV_STATIC is necessary for the success of CHECK_ICONV
1021         # on Windows.
1022         SET(CMAKE_REQUIRED_DEFINITIONS "-DLIBICONV_STATIC")
1023       ELSE(LIBICONV_STATIC)
1024         SET(CMAKE_REQUIRED_DEFINITIONS)
1025       ENDIF(LIBICONV_STATIC)
1026       CHECK_ICONV("libiconv" "const")
1027       CHECK_ICONV("libiconv" "")
1028       IF (HAVE_ICONV)
1029         LIST(APPEND ADDITIONAL_LIBS ${LIBICONV_PATH})
1030       ENDIF(HAVE_ICONV)
1031     ENDIF(NOT HAVE_ICONV AND LIBICONV_PATH)
1032   ENDIF(ICONV_INCLUDE_DIR)
1033   #
1034   # Find locale_charset() for libiconv.
1035   #
1036   IF(LIBICONV_PATH)
1037     SET(CMAKE_REQUIRED_DEFINITIONS)
1038     SET(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIR})
1039     SET(CMAKE_REQUIRED_LIBRARIES)
1040     CHECK_INCLUDE_FILES("localcharset.h" HAVE_LOCALCHARSET_H)
1041     FIND_LIBRARY(LIBCHARSET_PATH NAMES charset libcharset)
1042     IF(LIBCHARSET_PATH)
1043       SET(CMAKE_REQUIRED_LIBRARIES ${LIBCHARSET_PATH})
1044       IF(WIN32 AND NOT CYGWIN)
1045         # Test if a macro is needed for the library.
1046         TRY_MACRO_FOR_LIBRARY(
1047           "${ICONV_INCLUDE_DIR}" "${LIBCHARSET_PATH}"
1048           COMPILES
1049           "#include <localcharset.h>\nint main() {return locale_charset()?1:0;}"
1050           "WITHOUT_LIBCHARSET_STATIC;LIBCHARSET_STATIC")
1051         IF(NOT WITHOUT_LIBCHARSET_STATIC AND LIBCHARSET_STATIC)
1052           ADD_DEFINITIONS(-DLIBCHARSET_STATIC)
1053         ENDIF(NOT WITHOUT_LIBCHARSET_STATIC AND LIBCHARSET_STATIC)
1054         IF(WITHOUT_LIBCHARSET_STATIC OR LIBCHARSET_STATIC)
1055           SET(HAVE_LOCALE_CHARSET ON CACHE INTERNAL
1056               "Have function locale_charset")
1057         ENDIF(WITHOUT_LIBCHARSET_STATIC OR LIBCHARSET_STATIC)
1058       ELSE(WIN32 AND NOT CYGWIN)
1059         CHECK_FUNCTION_EXISTS_GLIBC(locale_charset HAVE_LOCALE_CHARSET)
1060       ENDIF(WIN32 AND NOT CYGWIN)
1061       IF(HAVE_LOCALE_CHARSET)
1062         LIST(APPEND ADDITIONAL_LIBS ${LIBCHARSET_PATH})
1063       ENDIF(HAVE_LOCALE_CHARSET)
1064     ENDIF(LIBCHARSET_PATH)
1065   ENDIF(LIBICONV_PATH)
1066   CMAKE_POP_CHECK_STATE()       # Restore the state of the variables
1067 ELSE(ENABLE_ICONV)
1068   # Make sure ICONV variables are not in CACHE after ENABLE_ICONV disabled
1069   # (once enabled).
1070   UNSET(HAVE_LOCALE_CHARSET CACHE)
1071   UNSET(HAVE_ICONV CACHE)
1072   UNSET(HAVE_ICONV_libc_ CACHE)
1073   UNSET(HAVE_ICONV_libc_const CACHE)
1074   UNSET(HAVE_ICONV_libiconv_ CACHE)
1075   UNSET(HAVE_ICONV_libiconv_const CACHE)
1076   UNSET(ICONV_INCLUDE_DIR CACHE)
1077   UNSET(LIBICONV_PATH CACHE)
1078   UNSET(LIBICONV_DLL CACHE)
1079   UNSET(LIBICONV_STATIC CACHE)
1080   UNSET(LIBCHARSET_DLL CACHE)
1081   UNSET(LIBCHARSET_STATIC CACHE)
1082 ENDIF(ENABLE_ICONV)
1083
1084 #
1085 # Find Libxml2
1086 #
1087 IF(ENABLE_LIBXML2)
1088   FIND_PACKAGE(LibXml2)
1089 ELSE()
1090   SET(LIBXML2_FOUND FALSE)
1091 ENDIF()
1092 IF(LIBXML2_FOUND)
1093   CMAKE_PUSH_CHECK_STATE()      # Save the state of the variables
1094   INCLUDE_DIRECTORIES(${LIBXML2_INCLUDE_DIR})
1095   LIST(APPEND ADDITIONAL_LIBS ${LIBXML2_LIBRARIES})
1096   SET(HAVE_LIBXML2 1)
1097   # libxml2's include files use iconv.h
1098   SET(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIR} ${LIBXML2_INCLUDE_DIR})
1099   CHECK_INCLUDE_FILES("libxml/xmlreader.h" HAVE_LIBXML_XMLREADER_H)
1100   CHECK_INCLUDE_FILES("libxml/xmlwriter.h" HAVE_LIBXML_XMLWRITER_H)
1101   # Test if a macro is needed for the library.
1102   TRY_MACRO_FOR_LIBRARY(
1103     "${ICONV_INCLUDE_DIR};${LIBXML2_INCLUDE_DIR}"
1104     "ws2_32.lib;${ZLIB_LIBRARIES};${LIBICONV_PATH};${LIBXML2_LIBRARIES}"
1105     COMPILES
1106     "#include <stddef.h>\n#include <libxml/xmlreader.h>\nint main() {return xmlTextReaderRead((xmlTextReaderPtr)(void *)0);}"
1107     "WITHOUT_LIBXML_STATIC;LIBXML_STATIC")
1108   IF(NOT WITHOUT_LIBXML_STATIC AND LIBXML_STATIC)
1109     ADD_DEFINITIONS(-DLIBXML_STATIC)
1110   ENDIF(NOT WITHOUT_LIBXML_STATIC AND LIBXML_STATIC)
1111   CMAKE_POP_CHECK_STATE()       # Restore the state of the variables
1112 ELSE(LIBXML2_FOUND)
1113   #
1114   # Find Expat
1115   #
1116   IF(ENABLE_EXPAT)
1117     FIND_PACKAGE(EXPAT)
1118   ELSE()
1119     SET(EXPAT_FOUND FALSE)
1120   ENDIF()
1121   IF(EXPAT_FOUND)
1122     CMAKE_PUSH_CHECK_STATE()    # Save the state of the variables
1123     INCLUDE_DIRECTORIES(${EXPAT_INCLUDE_DIR})
1124     LIST(APPEND ADDITIONAL_LIBS ${EXPAT_LIBRARIES})
1125     SET(HAVE_LIBEXPAT 1)
1126     LA_CHECK_INCLUDE_FILE("expat.h" HAVE_EXPAT_H)
1127     CMAKE_POP_CHECK_STATE()     # Restore the state of the variables
1128   ENDIF(EXPAT_FOUND)
1129 ENDIF(LIBXML2_FOUND)
1130 MARK_AS_ADVANCED(CLEAR LIBXML2_INCLUDE_DIR)
1131 MARK_AS_ADVANCED(CLEAR LIBXML2_LIBRARIES)
1132
1133 #
1134 # POSIX Regular Expression support
1135 #
1136 IF(POSIX_REGEX_LIB MATCHES "^(AUTO|LIBC|LIBREGEX)$")
1137   #
1138   # If PCREPOSIX is not found or not requested, try using regex
1139   # from libc or libregex
1140   #
1141   FIND_PATH(REGEX_INCLUDE_DIR regex.h)
1142   IF(REGEX_INCLUDE_DIR)
1143     CHECK_FUNCTION_EXISTS_GLIBC(regcomp HAVE_REGCOMP_LIBC)
1144     #
1145     # If libc does not provide regex, find libregex.
1146     #
1147     IF(NOT HAVE_REGCOMP_LIBC)
1148       CMAKE_PUSH_CHECK_STATE()  # Save the state of the variables
1149       FIND_LIBRARY(REGEX_LIBRARY regex)
1150       IF(REGEX_LIBRARY)
1151         SET(CMAKE_REQUIRED_LIBRARIES ${REGEX_LIBRARY})
1152         CHECK_FUNCTION_EXISTS_GLIBC(regcomp HAVE_REGCOMP_LIBREGEX)
1153         IF(HAVE_REGCOMP_LIBREGEX)
1154           LIST(APPEND ADDITIONAL_LIBS ${REGEX_LIBRARY})
1155           #
1156           # If regex.h is not found, retry looking for regex.h at
1157           # REGEX_INCLUDE_DIR
1158           #
1159           IF(NOT HAVE_REGEX_H)
1160             UNSET(HAVE_REGEX_H CACHE)
1161             INCLUDE_DIRECTORIES(${REGEX_INCLUDE_DIR})
1162             SET(CMAKE_REQUIRED_INCLUDES ${REGEX_INCLUDE_DIR})
1163             LA_CHECK_INCLUDE_FILE("regex.h" HAVE_REGEX_H)
1164           ENDIF(NOT HAVE_REGEX_H)
1165           # Test if a macro is needed for the library.
1166           TRY_MACRO_FOR_LIBRARY(
1167             "${REGEX_INCLUDE_DIR}" "${REGEX_LIBRARY}"
1168             COMPILES
1169             "#include <stddef.h>\n#include <regex.h>\nint main() {regex_t r;return regcomp(&r, \"\", 0);}"
1170             "USE_REGEX_DLL;USE_REGEX_STATIC")
1171           IF(USE_REGEX_DLL)
1172             ADD_DEFINITIONS(-DUSE_REGEX_DLL)
1173           ELSEIF(USE_REGEX_STATIC)
1174             ADD_DEFINITIONS(-DUSE_REGEX_STATIC)
1175           ENDIF(USE_REGEX_DLL)
1176         ENDIF(HAVE_REGCOMP_LIBREGEX)
1177       ENDIF(REGEX_LIBRARY)
1178       CMAKE_POP_CHECK_STATE()   # Restore the state of the variables
1179     ENDIF(NOT HAVE_REGCOMP_LIBC)
1180   ENDIF(REGEX_INCLUDE_DIR)
1181   IF(HAVE_REGCOMP_LIBC OR HAVE_REGCOMP_LIBREGEX)
1182     SET(FOUND_POSIX_REGEX_LIB 1)
1183   ENDIF(HAVE_REGCOMP_LIBC OR HAVE_REGCOMP_LIBREGEX)
1184 ENDIF(POSIX_REGEX_LIB MATCHES "^(AUTO|LIBC|LIBREGEX)$")
1185
1186 IF(NOT FOUND_POSIX_REGEX_LIB AND POSIX_REGEX_LIB MATCHES "^(AUTO|LIBPCREPOSIX)$")
1187   #
1188   # If requested, try finding library for PCREPOSIX
1189   #
1190   IF(ENABLE_LibGCC)
1191     FIND_PACKAGE(LibGCC)
1192   ELSE()
1193     SET(LIBGCC_FOUND FALSE) # Override cached value
1194   ENDIF()
1195   IF(ENABLE_PCREPOSIX)
1196     FIND_PACKAGE(PCREPOSIX)
1197   ELSE()
1198     SET(PCREPOSIX_FOUND FALSE) # Override cached value
1199   ENDIF()
1200   IF(PCREPOSIX_FOUND)
1201     INCLUDE_DIRECTORIES(${PCRE_INCLUDE_DIR})
1202     LIST(APPEND ADDITIONAL_LIBS ${PCREPOSIX_LIBRARIES})
1203     # Test if a macro is needed for the library.
1204     TRY_MACRO_FOR_LIBRARY(
1205       "${PCRE_INCLUDE_DIR}" "${PCREPOSIX_LIBRARIES}"
1206       COMPILES
1207       "#include <pcreposix.h>\nint main() {regex_t r;return regcomp(&r, \"\", 0);}"
1208       "WITHOUT_PCRE_STATIC;PCRE_STATIC")
1209     IF(NOT WITHOUT_PCRE_STATIC AND PCRE_STATIC)
1210       ADD_DEFINITIONS(-DPCRE_STATIC)
1211         ELSEIF(NOT WITHOUT_PCRE_STATIC AND NOT PCRE_STATIC AND PCRE_FOUND)
1212           # Determine if pcre static libraries are to be used.
1213       LIST(APPEND ADDITIONAL_LIBS ${PCRE_LIBRARIES})
1214       SET(TMP_LIBRARIES ${PCREPOSIX_LIBRARIES} ${PCRE_LIBRARIES})
1215       MESSAGE(STATUS "trying again with -lpcre included")
1216       TRY_MACRO_FOR_LIBRARY(
1217         "${PCRE_INCLUDE_DIR}" "${TMP_LIBRARIES}"
1218         COMPILES
1219         "#include <pcreposix.h>\nint main() {regex_t r;return regcomp(&r, \"\", 0);}"
1220         "WITHOUT_PCRE_STATIC;PCRE_STATIC")
1221       IF(NOT WITHOUT_PCRE_STATIC AND PCRE_STATIC)
1222         ADD_DEFINITIONS(-DPCRE_STATIC)
1223       ELSEIF(NOT WITHOUT_PCRE_STATIC AND NOT PCRE_STATIC AND MSVC AND LIBGCC_FOUND)
1224         # When doing a Visual Studio build using pcre static libraries
1225         # built using the mingw toolchain, -lgcc is needed to resolve
1226         # ___chkstk_ms.
1227         MESSAGE(STATUS "Visual Studio build detected, trying again with -lgcc included")
1228         LIST(APPEND ADDITIONAL_LIBS ${LIBGCC_LIBRARIES})
1229         SET(TMP_LIBRARIES ${PCREPOSIX_LIBRARIES} ${PCRE_LIBRARIES} ${LIBGCC_LIBRARIES})
1230           TRY_MACRO_FOR_LIBRARY(
1231             "${PCRE_INCLUDE_DIR}" "${TMP_LIBRARIES}"
1232             COMPILES
1233             "#include <pcreposix.h>\nint main() {regex_t r;return regcomp(&r, \"\", 0);}"
1234             "WITHOUT_PCRE_STATIC;PCRE_STATIC")
1235           IF(NOT WITHOUT_PCRE_STATIC AND PCRE_STATIC)
1236             ADD_DEFINITIONS(-DPCRE_STATIC)
1237           ENDIF(NOT WITHOUT_PCRE_STATIC AND PCRE_STATIC)
1238       ENDIF(NOT WITHOUT_PCRE_STATIC AND PCRE_STATIC)
1239     ENDIF(NOT WITHOUT_PCRE_STATIC AND PCRE_STATIC)
1240   ENDIF(PCREPOSIX_FOUND)
1241   MARK_AS_ADVANCED(CLEAR PCRE_INCLUDE_DIR)
1242   MARK_AS_ADVANCED(CLEAR PCREPOSIX_LIBRARIES)
1243   MARK_AS_ADVANCED(CLEAR PCRE_LIBRARIES)
1244   MARK_AS_ADVANCED(CLEAR LIBGCC_LIBRARIES)
1245 ENDIF(NOT FOUND_POSIX_REGEX_LIB AND POSIX_REGEX_LIB MATCHES "^(AUTO|LIBPCREPOSIX)$")
1246
1247 #
1248 # Check functions
1249 #
1250 CMAKE_PUSH_CHECK_STATE()        # Save the state of the variables
1251 IF (CMAKE_C_COMPILER_ID MATCHES "^GNU$" OR
1252     CMAKE_C_COMPILER_ID MATCHES "^Clang$")
1253   #
1254   # During checking functions, we should use -fno-builtin to avoid the
1255   # failure of function detection which failure is an error "conflicting
1256   # types for built-in function" caused by using -Werror option.
1257   #
1258   SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -fno-builtin")
1259 ENDIF (CMAKE_C_COMPILER_ID MATCHES "^GNU$" OR
1260        CMAKE_C_COMPILER_ID MATCHES "^Clang$")
1261 CHECK_SYMBOL_EXISTS(_CrtSetReportMode "crtdbg.h" HAVE__CrtSetReportMode)
1262 CHECK_FUNCTION_EXISTS_GLIBC(arc4random_buf HAVE_ARC4RANDOM_BUF)
1263 CHECK_FUNCTION_EXISTS_GLIBC(chflags HAVE_CHFLAGS)
1264 CHECK_FUNCTION_EXISTS_GLIBC(chown HAVE_CHOWN)
1265 CHECK_FUNCTION_EXISTS_GLIBC(chroot HAVE_CHROOT)
1266 CHECK_FUNCTION_EXISTS_GLIBC(ctime_r HAVE_CTIME_R)
1267 CHECK_FUNCTION_EXISTS_GLIBC(fchdir HAVE_FCHDIR)
1268 CHECK_FUNCTION_EXISTS_GLIBC(fchflags HAVE_FCHFLAGS)
1269 CHECK_FUNCTION_EXISTS_GLIBC(fchmod HAVE_FCHMOD)
1270 CHECK_FUNCTION_EXISTS_GLIBC(fchown HAVE_FCHOWN)
1271 CHECK_FUNCTION_EXISTS_GLIBC(fcntl HAVE_FCNTL)
1272 CHECK_FUNCTION_EXISTS_GLIBC(fdopendir HAVE_FDOPENDIR)
1273 CHECK_FUNCTION_EXISTS_GLIBC(fork HAVE_FORK)
1274 CHECK_FUNCTION_EXISTS_GLIBC(fstat HAVE_FSTAT)
1275 CHECK_FUNCTION_EXISTS_GLIBC(fstatat HAVE_FSTATAT)
1276 CHECK_FUNCTION_EXISTS_GLIBC(fstatfs HAVE_FSTATFS)
1277 CHECK_FUNCTION_EXISTS_GLIBC(fstatvfs HAVE_FSTATVFS)
1278 CHECK_FUNCTION_EXISTS_GLIBC(ftruncate HAVE_FTRUNCATE)
1279 CHECK_FUNCTION_EXISTS_GLIBC(futimens HAVE_FUTIMENS)
1280 CHECK_FUNCTION_EXISTS_GLIBC(futimes HAVE_FUTIMES)
1281 CHECK_FUNCTION_EXISTS_GLIBC(futimesat HAVE_FUTIMESAT)
1282 CHECK_FUNCTION_EXISTS_GLIBC(geteuid HAVE_GETEUID)
1283 CHECK_FUNCTION_EXISTS_GLIBC(getgrgid_r HAVE_GETGRGID_R)
1284 CHECK_FUNCTION_EXISTS_GLIBC(getgrnam_r HAVE_GETGRNAM_R)
1285 CHECK_FUNCTION_EXISTS_GLIBC(getpwnam_r HAVE_GETPWNAM_R)
1286 CHECK_FUNCTION_EXISTS_GLIBC(getpwuid_r HAVE_GETPWUID_R)
1287 CHECK_FUNCTION_EXISTS_GLIBC(getpid HAVE_GETPID)
1288 CHECK_FUNCTION_EXISTS_GLIBC(getvfsbyname HAVE_GETVFSBYNAME)
1289 CHECK_FUNCTION_EXISTS_GLIBC(gmtime_r HAVE_GMTIME_R)
1290 CHECK_FUNCTION_EXISTS_GLIBC(lchflags HAVE_LCHFLAGS)
1291 CHECK_FUNCTION_EXISTS_GLIBC(lchmod HAVE_LCHMOD)
1292 CHECK_FUNCTION_EXISTS_GLIBC(lchown HAVE_LCHOWN)
1293 CHECK_FUNCTION_EXISTS_GLIBC(link HAVE_LINK)
1294 CHECK_FUNCTION_EXISTS_GLIBC(localtime_r HAVE_LOCALTIME_R)
1295 CHECK_FUNCTION_EXISTS_GLIBC(lstat HAVE_LSTAT)
1296 CHECK_FUNCTION_EXISTS_GLIBC(lutimes HAVE_LUTIMES)
1297 CHECK_FUNCTION_EXISTS_GLIBC(mbrtowc HAVE_MBRTOWC)
1298 CHECK_FUNCTION_EXISTS_GLIBC(memmove HAVE_MEMMOVE)
1299 CHECK_FUNCTION_EXISTS_GLIBC(mkdir HAVE_MKDIR)
1300 CHECK_FUNCTION_EXISTS_GLIBC(mkfifo HAVE_MKFIFO)
1301 CHECK_FUNCTION_EXISTS_GLIBC(mknod HAVE_MKNOD)
1302 CHECK_FUNCTION_EXISTS_GLIBC(mkstemp HAVE_MKSTEMP)
1303 CHECK_FUNCTION_EXISTS_GLIBC(nl_langinfo HAVE_NL_LANGINFO)
1304 CHECK_FUNCTION_EXISTS_GLIBC(openat HAVE_OPENAT)
1305 CHECK_FUNCTION_EXISTS_GLIBC(pipe HAVE_PIPE)
1306 CHECK_FUNCTION_EXISTS_GLIBC(poll HAVE_POLL)
1307 CHECK_FUNCTION_EXISTS_GLIBC(posix_spawnp HAVE_POSIX_SPAWNP)
1308 CHECK_FUNCTION_EXISTS_GLIBC(readlink HAVE_READLINK)
1309 CHECK_FUNCTION_EXISTS_GLIBC(readpassphrase HAVE_READPASSPHRASE)
1310 CHECK_FUNCTION_EXISTS_GLIBC(select HAVE_SELECT)
1311 CHECK_FUNCTION_EXISTS_GLIBC(setenv HAVE_SETENV)
1312 CHECK_FUNCTION_EXISTS_GLIBC(setlocale HAVE_SETLOCALE)
1313 CHECK_FUNCTION_EXISTS_GLIBC(sigaction HAVE_SIGACTION)
1314 CHECK_FUNCTION_EXISTS_GLIBC(statfs HAVE_STATFS)
1315 CHECK_FUNCTION_EXISTS_GLIBC(statvfs HAVE_STATVFS)
1316 CHECK_FUNCTION_EXISTS_GLIBC(strchr HAVE_STRCHR)
1317 CHECK_FUNCTION_EXISTS_GLIBC(strdup HAVE_STRDUP)
1318 CHECK_FUNCTION_EXISTS_GLIBC(strerror HAVE_STRERROR)
1319 CHECK_FUNCTION_EXISTS_GLIBC(strncpy_s HAVE_STRNCPY_S)
1320 CHECK_FUNCTION_EXISTS_GLIBC(strrchr HAVE_STRRCHR)
1321 CHECK_FUNCTION_EXISTS_GLIBC(symlink HAVE_SYMLINK)
1322 CHECK_FUNCTION_EXISTS_GLIBC(timegm HAVE_TIMEGM)
1323 CHECK_FUNCTION_EXISTS_GLIBC(tzset HAVE_TZSET)
1324 CHECK_FUNCTION_EXISTS_GLIBC(unsetenv HAVE_UNSETENV)
1325 CHECK_FUNCTION_EXISTS_GLIBC(utime HAVE_UTIME)
1326 CHECK_FUNCTION_EXISTS_GLIBC(utimes HAVE_UTIMES)
1327 CHECK_FUNCTION_EXISTS_GLIBC(utimensat HAVE_UTIMENSAT)
1328 CHECK_FUNCTION_EXISTS_GLIBC(vfork HAVE_VFORK)
1329 CHECK_FUNCTION_EXISTS_GLIBC(wcrtomb HAVE_WCRTOMB)
1330 CHECK_FUNCTION_EXISTS_GLIBC(wcscmp HAVE_WCSCMP)
1331 CHECK_FUNCTION_EXISTS_GLIBC(wcscpy HAVE_WCSCPY)
1332 CHECK_FUNCTION_EXISTS_GLIBC(wcslen HAVE_WCSLEN)
1333 CHECK_FUNCTION_EXISTS_GLIBC(wctomb HAVE_WCTOMB)
1334 CHECK_FUNCTION_EXISTS_GLIBC(_ctime64_s HAVE__CTIME64_S)
1335 CHECK_FUNCTION_EXISTS_GLIBC(_fseeki64 HAVE__FSEEKI64)
1336 CHECK_FUNCTION_EXISTS_GLIBC(_get_timezone HAVE__GET_TIMEZONE)
1337 CHECK_FUNCTION_EXISTS_GLIBC(_localtime64_s HAVE__LOCALTIME64_S)
1338 CHECK_FUNCTION_EXISTS_GLIBC(_mkgmtime64 HAVE__MKGMTIME64)
1339
1340 SET(CMAKE_REQUIRED_LIBRARIES "")
1341 CHECK_FUNCTION_EXISTS(cygwin_conv_path HAVE_CYGWIN_CONV_PATH)
1342 CHECK_FUNCTION_EXISTS(fseeko HAVE_FSEEKO)
1343 CHECK_FUNCTION_EXISTS(strerror_r HAVE_STRERROR_R)
1344 CHECK_FUNCTION_EXISTS(strftime HAVE_STRFTIME)
1345 CHECK_FUNCTION_EXISTS(vprintf HAVE_VPRINTF)
1346 CHECK_FUNCTION_EXISTS(wmemcmp HAVE_WMEMCMP)
1347 CHECK_FUNCTION_EXISTS(wmemcpy HAVE_WMEMCPY)
1348 CHECK_FUNCTION_EXISTS(wmemmove HAVE_WMEMMOVE)
1349
1350 CMAKE_POP_CHECK_STATE() # Restore the state of the variables
1351
1352 CHECK_C_SOURCE_COMPILES(
1353   "#include <sys/types.h>\n#include <sys/mount.h>\nint main(void) { struct vfsconf v; return sizeof(v);}"
1354   HAVE_STRUCT_VFSCONF)
1355
1356 CHECK_C_SOURCE_COMPILES(
1357   "#include <sys/types.h>\n#include <sys/mount.h>\nint main(void) { struct xvfsconf v; return sizeof(v);}"
1358   HAVE_STRUCT_XVFSCONF)
1359
1360 # Make sure we have the POSIX version of readdir_r, not the
1361 # older 2-argument version.
1362 CHECK_C_SOURCE_COMPILES(
1363   "#include <dirent.h>\nint main() {DIR *d = opendir(\".\"); struct dirent e,*r; return readdir_r(d,&e,&r);}"
1364   HAVE_READDIR_R)
1365
1366 # dirfd can be either a function or a macro.
1367 CHECK_C_SOURCE_COMPILES(
1368   "#include <dirent.h>\nint main() {DIR *d = opendir(\".\"); return dirfd(d);}"
1369   HAVE_DIRFD)
1370
1371 # Only detect readlinkat() if we also have AT_FDCWD in unistd.h.
1372 # NOTE: linux requires fcntl.h for AT_FDCWD.
1373 CHECK_C_SOURCE_COMPILES(
1374   "#include <fcntl.h>\n#include <unistd.h>\nint main() {char buf[10]; return readlinkat(AT_FDCWD, \"\", buf, 0);}"
1375   HAVE_READLINKAT)
1376
1377
1378 # To verify major(), we need to both include the header
1379 # of interest and verify that the result can be linked.
1380 # CHECK_FUNCTION_EXISTS doesn't accept a header argument,
1381 # CHECK_SYMBOL_EXISTS doesn't test linkage.
1382 CHECK_C_SOURCE_COMPILES(
1383   "#include <sys/mkdev.h>\nint main() { return major(256); }"
1384   MAJOR_IN_MKDEV)
1385 CHECK_C_SOURCE_COMPILES(
1386   "#include <sys/sysmacros.h>\nint main() { return major(256); }"
1387   MAJOR_IN_SYSMACROS)
1388
1389 CHECK_C_SOURCE_COMPILES(
1390   "#include <lzma.h>\n#if LZMA_VERSION < 50020000\n#error unsupported\n#endif\nint main(void){lzma_stream_encoder_mt(0, 0); return 0;}"
1391   HAVE_LZMA_STREAM_ENCODER_MT)
1392
1393 IF(HAVE_STRERROR_R)
1394   SET(HAVE_DECL_STRERROR_R 1)
1395 ENDIF(HAVE_STRERROR_R)
1396
1397 #
1398 # Check defines
1399 #
1400 SET(headers "limits.h")
1401 IF(HAVE_STDINT_H)
1402   LIST(APPEND headers "stdint.h")
1403 ENDIF(HAVE_STDINT_H)
1404 IF(HAVE_INTTYPES_H)
1405   LIST(APPEND headers "inttypes.h")
1406 ENDIF(HAVE_INTTYPES_H)
1407 CHECK_SYMBOL_EXISTS(EFTYPE           "errno.h"    HAVE_EFTYPE)
1408 CHECK_SYMBOL_EXISTS(EILSEQ           "errno.h"    HAVE_EILSEQ)
1409 CHECK_SYMBOL_EXISTS(D_MD_ORDER       "langinfo.h" HAVE_D_MD_ORDER)
1410 CHECK_SYMBOL_EXISTS(INT32_MAX        "${headers}" HAVE_DECL_INT32_MAX)
1411 CHECK_SYMBOL_EXISTS(INT32_MIN        "${headers}" HAVE_DECL_INT32_MIN)
1412 CHECK_SYMBOL_EXISTS(INT64_MAX        "${headers}" HAVE_DECL_INT64_MAX)
1413 CHECK_SYMBOL_EXISTS(INT64_MIN        "${headers}" HAVE_DECL_INT64_MIN)
1414 CHECK_SYMBOL_EXISTS(INTMAX_MAX       "${headers}" HAVE_DECL_INTMAX_MAX)
1415 CHECK_SYMBOL_EXISTS(INTMAX_MIN       "${headers}" HAVE_DECL_INTMAX_MIN)
1416 CHECK_SYMBOL_EXISTS(UINT32_MAX       "${headers}" HAVE_DECL_UINT32_MAX)
1417 CHECK_SYMBOL_EXISTS(UINT64_MAX       "${headers}" HAVE_DECL_UINT64_MAX)
1418 CHECK_SYMBOL_EXISTS(UINTMAX_MAX      "${headers}" HAVE_DECL_UINTMAX_MAX)
1419 CHECK_SYMBOL_EXISTS(SIZE_MAX         "${headers}" HAVE_DECL_SIZE_MAX)
1420 CHECK_SYMBOL_EXISTS(SSIZE_MAX        "limits.h"   HAVE_DECL_SSIZE_MAX)
1421
1422 #
1423 # Check struct members
1424 #
1425 # Check for tm_gmtoff in struct tm
1426 CHECK_STRUCT_HAS_MEMBER("struct tm" tm_gmtoff
1427     "time.h" HAVE_STRUCT_TM_TM_GMTOFF)
1428 CHECK_STRUCT_HAS_MEMBER("struct tm" __tm_gmtoff
1429     "time.h" HAVE_STRUCT_TM___TM_GMTOFF)
1430
1431 # Check for f_namemax in struct statfs
1432 CHECK_STRUCT_HAS_MEMBER("struct statfs" f_namemax
1433     "sys/param.h;sys/mount.h" HAVE_STRUCT_STATFS_F_NAMEMAX)
1434
1435 # Check for birthtime in struct stat
1436 CHECK_STRUCT_HAS_MEMBER("struct stat" st_birthtime
1437     "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_BIRTHTIME)
1438
1439 # Check for high-resolution timestamps in struct stat
1440 CHECK_STRUCT_HAS_MEMBER("struct stat" st_birthtimespec.tv_nsec
1441     "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC)
1442 CHECK_STRUCT_HAS_MEMBER("struct stat" st_mtimespec.tv_nsec
1443     "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC)
1444 CHECK_STRUCT_HAS_MEMBER("struct stat" st_mtim.tv_nsec
1445     "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
1446 CHECK_STRUCT_HAS_MEMBER("struct stat" st_mtime_n
1447     "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIME_N)
1448 CHECK_STRUCT_HAS_MEMBER("struct stat" st_umtime
1449     "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_UMTIME)
1450 CHECK_STRUCT_HAS_MEMBER("struct stat" st_mtime_usec
1451     "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIME_USEC)
1452 # Check for block size support in struct stat
1453 CHECK_STRUCT_HAS_MEMBER("struct stat" st_blksize
1454     "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_BLKSIZE)
1455 # Check for st_flags in struct stat (BSD fflags)
1456 CHECK_STRUCT_HAS_MEMBER("struct stat" st_flags
1457     "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_FLAGS)
1458
1459 IF(HAVE_SYS_STATVFS_H)
1460   CHECK_STRUCT_HAS_MEMBER("struct statvfs" f_iosize
1461     "sys/types.h;sys/statvfs.h" HAVE_STRUCT_STATVFS_F_IOSIZE)
1462 ENDIF()
1463
1464 #
1465 #
1466 CHECK_STRUCT_HAS_MEMBER("struct tm" tm_sec
1467     "sys/types.h;sys/time.h;time.h" TIME_WITH_SYS_TIME)
1468
1469 #
1470 # Check for integer types
1471 #
1472 #
1473 CHECK_TYPE_SIZE("short" SIZE_OF_SHORT)
1474 CHECK_TYPE_SIZE("int" SIZE_OF_INT)
1475 CHECK_TYPE_SIZE("long" SIZE_OF_LONG)
1476 CHECK_TYPE_SIZE("long long"     SIZE_OF_LONG_LONG)
1477
1478 CHECK_TYPE_SIZE("unsigned short" SIZE_OF_UNSIGNED_SHORT)
1479 CHECK_TYPE_SIZE("unsigned" SIZE_OF_UNSIGNED)
1480 CHECK_TYPE_SIZE("unsigned long" SIZE_OF_UNSIGNED_LONG)
1481 CHECK_TYPE_SIZE("unsigned long long" SIZE_OF_UNSIGNED_LONG_LONG)
1482
1483 CHECK_TYPE_SIZE("__int64" __INT64)
1484 CHECK_TYPE_SIZE("unsigned __int64" UNSIGNED___INT64)
1485
1486 CHECK_TYPE_SIZE(int16_t INT16_T)
1487 CHECK_TYPE_SIZE(int32_t INT32_T)
1488 CHECK_TYPE_SIZE(int64_t INT64_T)
1489 CHECK_TYPE_SIZE(intmax_t INTMAX_T)
1490 CHECK_TYPE_SIZE(uint8_t UINT8_T)
1491 CHECK_TYPE_SIZE(uint16_t UINT16_T)
1492 CHECK_TYPE_SIZE(uint32_t UINT32_T)
1493 CHECK_TYPE_SIZE(uint64_t UINT64_T)
1494 CHECK_TYPE_SIZE(uintmax_t UINTMAX_T)
1495
1496 CHECK_TYPE_SIZE(dev_t       DEV_T)
1497 IF(NOT HAVE_DEV_T)
1498   IF(MSVC)
1499     SET(dev_t "unsigned int")
1500   ENDIF(MSVC)
1501 ENDIF(NOT HAVE_DEV_T)
1502 #
1503 CHECK_TYPE_SIZE(gid_t       GID_T)
1504 IF(NOT HAVE_GID_T)
1505   IF(WIN32)
1506     SET(gid_t "short")
1507   ELSE(WIN32)
1508     SET(gid_t "unsigned int")
1509   ENDIF(WIN32)
1510 ENDIF(NOT HAVE_GID_T)
1511 #
1512 CHECK_TYPE_SIZE(id_t        ID_T)
1513 IF(NOT HAVE_ID_T)
1514   IF(WIN32)
1515     SET(id_t "short")
1516   ELSE(WIN32)
1517     SET(id_t "unsigned int")
1518   ENDIF(WIN32)
1519 ENDIF(NOT HAVE_ID_T)
1520 #
1521 CHECK_TYPE_SIZE(mode_t      MODE_T)
1522 IF(NOT HAVE_MODE_T)
1523   IF(WIN32)
1524     SET(mode_t "unsigned short")
1525   ELSE(WIN32)
1526     SET(mode_t "int")
1527   ENDIF(WIN32)
1528 ENDIF(NOT HAVE_MODE_T)
1529 #
1530 CHECK_TYPE_SIZE(off_t       OFF_T)
1531 IF(NOT HAVE_OFF_T)
1532   SET(off_t "__int64")
1533 ENDIF(NOT HAVE_OFF_T)
1534 #
1535 CHECK_TYPE_SIZE(size_t      SIZE_T)
1536 IF(NOT HAVE_SIZE_T)
1537   IF("${CMAKE_SIZEOF_VOID_P}" EQUAL 8)
1538     SET(size_t "uint64_t")
1539   ELSE("${CMAKE_SIZEOF_VOID_P}" EQUAL 8)
1540     SET(size_t   "uint32_t")
1541   ENDIF("${CMAKE_SIZEOF_VOID_P}" EQUAL 8)
1542 ENDIF(NOT HAVE_SIZE_T)
1543 #
1544 CHECK_TYPE_SIZE(ssize_t     SSIZE_T)
1545 IF(NOT HAVE_SSIZE_T)
1546   IF("${CMAKE_SIZEOF_VOID_P}" EQUAL 8)
1547     SET(ssize_t "int64_t")
1548   ELSE("${CMAKE_SIZEOF_VOID_P}" EQUAL 8)
1549     SET(ssize_t "long")
1550   ENDIF("${CMAKE_SIZEOF_VOID_P}" EQUAL 8)
1551 ENDIF(NOT HAVE_SSIZE_T)
1552 #
1553 CHECK_TYPE_SIZE(uid_t       UID_T)
1554 IF(NOT HAVE_UID_T)
1555   IF(WIN32)
1556     SET(uid_t "short")
1557   ELSE(WIN32)
1558     SET(uid_t "unsigned int")
1559   ENDIF(WIN32)
1560 ENDIF(NOT HAVE_UID_T)
1561 #
1562 CHECK_TYPE_SIZE(pid_t       PID_T)
1563 IF(NOT HAVE_PID_T)
1564   IF(WIN32)
1565     SET(pid_t "int")
1566   ELSE(WIN32)
1567     MESSAGE(FATAL_ERROR "pid_t doesn't exist on this platform?")
1568   ENDIF(WIN32)
1569 ENDIF(NOT HAVE_PID_T)
1570 #
1571 CHECK_TYPE_SIZE(intptr_t   INTPTR_T)
1572 IF(NOT HAVE_INTPTR_T)
1573   IF("${CMAKE_SIZEOF_VOID_P}" EQUAL 8)
1574     SET(intptr_t "int64_t")
1575   ELSE()
1576     SET(intptr_t "int32_t")
1577   ENDIF()
1578 ENDIF(NOT HAVE_INTPTR_T)
1579 #
1580 CHECK_TYPE_SIZE(uintptr_t   UINTPTR_T)
1581 IF(NOT HAVE_UINTPTR_T)
1582   IF("${CMAKE_SIZEOF_VOID_P}" EQUAL 8)
1583     SET(uintptr_t "uint64_t")
1584   ELSE()
1585     SET(uintptr_t "uint32_t")
1586   ENDIF()
1587 ENDIF(NOT HAVE_UINTPTR_T)
1588 #
1589 CHECK_TYPE_SIZE(wchar_t     SIZEOF_WCHAR_T)
1590 IF(HAVE_SIZEOF_WCHAR_T)
1591   SET(HAVE_WCHAR_T 1)
1592 ENDIF(HAVE_SIZEOF_WCHAR_T)
1593 #
1594 # Check if _FILE_OFFSET_BITS macro needed for large files
1595 #
1596 CHECK_FILE_OFFSET_BITS()
1597
1598 #
1599 # Check for Extended Attribute libraries, headers, and functions
1600 #
1601 IF(ENABLE_XATTR)
1602   CHECK_LIBRARY_EXISTS(attr "setxattr" "" HAVE_LIBATTR)
1603   IF(HAVE_LIBATTR)
1604     SET(CMAKE_REQUIRED_LIBRARIES "attr")
1605   ENDIF(HAVE_LIBATTR)
1606   CHECK_SYMBOL_EXISTS(EXTATTR_NAMESPACE_USER "sys/types.h;sys/extattr.h" HAVE_DECL_EXTATTR_NAMESPACE_USER)
1607   CHECK_SYMBOL_EXISTS(XATTR_NOFOLLOW "sys/xattr.h" HAVE_DECL_XATTR_NOFOLLOW)
1608   IF(HAVE_SYS_XATTR_H AND HAVE_DECL_XATTR_NOFOLLOW)
1609     CHECK_FUNCTION_EXISTS(fgetxattr HAVE_FGETXATTR)
1610     CHECK_FUNCTION_EXISTS(flistxattr HAVE_FLISTXATTR)
1611     CHECK_FUNCTION_EXISTS(fsetxattr HAVE_FSETXATTR)
1612     CHECK_FUNCTION_EXISTS(getxattr HAVE_GETXATTR)
1613     CHECK_FUNCTION_EXISTS(listxattr HAVE_LISTXATTR)
1614     CHECK_FUNCTION_EXISTS(setxattr HAVE_SETXATTR)
1615     IF(HAVE_FGETXATTR AND
1616        HAVE_FLISTXATTR AND
1617        HAVE_FSETXATTR AND
1618        HAVE_GETXATTR AND
1619        HAVE_LISTXATTR AND
1620        HAVE_SETXATTR)
1621       SET(ARCHIVE_XATTR_DARWIN TRUE)
1622     ENDIF()
1623   ELSEIF(HAVE_SYS_EXTATTR_H AND HAVE_DECL_EXTATTR_NAMESPACE_USER)
1624     # FreeBSD xattr support
1625     CHECK_FUNCTION_EXISTS(extattr_get_fd HAVE_EXTATTR_GET_FD)
1626     CHECK_FUNCTION_EXISTS(extattr_get_file HAVE_EXTATTR_GET_FILE)
1627     CHECK_FUNCTION_EXISTS(extattr_get_link HAVE_EXTATTR_GET_LINK)
1628     CHECK_FUNCTION_EXISTS(extattr_list_fd HAVE_EXTATTR_LIST_FD)
1629     CHECK_FUNCTION_EXISTS(extattr_list_file HAVE_EXTATTR_LIST_FILE)
1630     CHECK_FUNCTION_EXISTS(extattr_list_link HAVE_EXTATTR_LIST_LINK)
1631     CHECK_FUNCTION_EXISTS(extattr_set_fd HAVE_EXTATTR_SET_FD)
1632     CHECK_FUNCTION_EXISTS(extattr_set_link HAVE_EXTATTR_SET_LINK)
1633     IF(HAVE_EXTATTR_GET_FD AND
1634        HAVE_EXTATTR_GET_FILE AND
1635        HAVE_EXTATTR_GET_LINK AND
1636        HAVE_EXTATTR_LIST_FD AND
1637        HAVE_EXTATTR_LIST_FILE AND
1638        HAVE_EXTATTR_LIST_LINK AND
1639        HAVE_EXTATTR_SET_FD AND
1640        HAVE_EXTATTR_SET_LINK)
1641       SET(ARCHIVE_XATTR_FREEBSD TRUE)
1642     ENDIF()
1643   ELSEIF(HAVE_SYS_XATTR_H OR HAVE_ATTR_XATTR_H)
1644     # Linux xattr support
1645     CHECK_FUNCTION_EXISTS_GLIBC(fgetxattr HAVE_FGETXATTR)
1646     CHECK_FUNCTION_EXISTS_GLIBC(flistxattr HAVE_FLISTXATTR)
1647     CHECK_FUNCTION_EXISTS_GLIBC(fsetxattr HAVE_FSETXATTR)
1648     CHECK_FUNCTION_EXISTS_GLIBC(getxattr HAVE_GETXATTR)
1649     CHECK_FUNCTION_EXISTS_GLIBC(lgetxattr HAVE_LGETXATTR)
1650     CHECK_FUNCTION_EXISTS_GLIBC(listxattr HAVE_LISTXATTR)
1651     CHECK_FUNCTION_EXISTS_GLIBC(llistxattr HAVE_LLISTXATTR)
1652     CHECK_FUNCTION_EXISTS_GLIBC(lsetxattr HAVE_LSETXATTR)
1653     IF(HAVE_FGETXATTR AND
1654        HAVE_FLISTXATTR AND
1655        HAVE_FSETXATTR AND
1656        HAVE_GETXATTR AND
1657        HAVE_LGETXATTR AND
1658        HAVE_LISTXATTR AND
1659        HAVE_LLISTXATTR AND
1660        HAVE_LSETXATTR)
1661       SET(ARCHIVE_XATTR_LINUX TRUE)
1662     ENDIF()
1663   ELSEIF(HAVE_SYS_EA_H)
1664     # AIX xattr support
1665     CHECK_FUNCTION_EXISTS(fgetea HAVE_FGETEA)
1666     CHECK_FUNCTION_EXISTS(flistea HAVE_FLISTEA)
1667     CHECK_FUNCTION_EXISTS(fsetea HAVE_FSETEA)
1668     CHECK_FUNCTION_EXISTS(getea HAVE_GETEA)
1669     CHECK_FUNCTION_EXISTS(lgetea HAVE_LGETEA)
1670     CHECK_FUNCTION_EXISTS(listea HAVE_LISTEA)
1671     CHECK_FUNCTION_EXISTS(llistea HAVE_LLISTEA)
1672     CHECK_FUNCTION_EXISTS(lsetea HAVE_LSETEA)
1673     IF(HAVE_FGETEA AND
1674        HAVE_FLISTEA AND
1675        HAVE_FSETEA AND
1676        HAVE_GETEA AND
1677        HAVE_LGETEA AND
1678        HAVE_LISTEA AND
1679        HAVE_LLISTEA AND
1680        HAVE_LSETEA)
1681       SET(ARCHIVE_XATTR_AIX TRUE)
1682     ENDIF()
1683   ENDIF()
1684
1685   IF(ARCHIVE_XATTR_DARWIN)
1686     MESSAGE(STATUS "Extended attributes support: Darwin")
1687   ELSEIF(ARCHIVE_XATTR_FREEBSD)
1688     MESSAGE(STATUS "Extended attributes support: FreeBSD")
1689   ELSEIF(ARCHIVE_XATTR_LINUX)
1690     MESSAGE(STATUS "Extended attributes support: Linux")
1691   ELSEIF(ARCHIVE_XATTR_AIX)
1692     MESSAGE(STATUS "Extended attributes support: AIX")
1693   ELSE()
1694     MESSAGE(STATUS "Extended attributes support: none")
1695   ENDIF()
1696 ELSE(ENABLE_XATTR)
1697   SET(ARCHIVE_XATTR_DARWIN FALSE)
1698   SET(ARCHIVE_XATTR_FREEBSD FALSE)
1699   SET(ARCHIVE_XATTR_LINUX FALSE)
1700   SET(ARCHIVE_XATTR_AIX FALSE)
1701 ENDIF(ENABLE_XATTR)
1702
1703 #
1704 # Check for ACL libraries, headers, and functions
1705 #
1706 # The ACL support in libarchive is written against the POSIX1e draft,
1707 # which was never officially approved and varies quite a bit across
1708 # platforms.  Worse, some systems have completely non-POSIX acl functions,
1709 # which makes the following checks rather more complex than I would like.
1710 #
1711 IF(ENABLE_ACL)
1712   # Solaris and derivates ACLs
1713   CHECK_FUNCTION_EXISTS(acl HAVE_ACL)
1714   CHECK_FUNCTION_EXISTS(facl HAVE_FACL)
1715
1716   # Libacl
1717   CHECK_LIBRARY_EXISTS(acl "acl_get_file" "" HAVE_LIBACL)
1718   IF(HAVE_LIBACL)
1719     SET(CMAKE_REQUIRED_LIBRARIES "acl")
1720     FIND_LIBRARY(ACL_LIBRARY NAMES acl)
1721     LIST(APPEND ADDITIONAL_LIBS ${ACL_LIBRARY})
1722   ENDIF(HAVE_LIBACL)
1723
1724   CHECK_TYPE_EXISTS(acl_t "sys/types.h;sys/acl.h" HAVE_ACL_T)
1725   CHECK_TYPE_EXISTS(acl_entry_t "sys/types.h;sys/acl.h" HAVE_ACL_ENTRY_T)
1726   CHECK_TYPE_EXISTS(acl_permset_t "sys/types.h;sys/acl.h" HAVE_ACL_PERMSET_T)
1727   CHECK_TYPE_EXISTS(acl_tag_t "sys/types.h;sys/acl.h" HAVE_ACL_TAG_T)
1728
1729   IF(HAVE_ACL AND HAVE_FACL)
1730     CHECK_TYPE_EXISTS(aclent_t "sys/acl.h" HAVE_ACLENT_T)
1731     IF(HAVE_ACLENT_T)
1732       CHECK_SYMBOL_EXISTS(GETACL "sys/acl.h" HAVE_DECL_GETACL)
1733       CHECK_SYMBOL_EXISTS(GETACLCNT "sys/acl.h" HAVE_DECL_GETACLCNT)
1734       CHECK_SYMBOL_EXISTS(SETACL "sys/acl.h" HAVE_DECL_SETACL)
1735       IF(HAVE_DECL_GETACL AND
1736          HAVE_DECL_GETACLCNT AND
1737          HAVE_DECL_SETACL)
1738         SET(ARCHIVE_ACL_SUNOS TRUE)
1739       ENDIF()
1740       CHECK_TYPE_EXISTS(ace_t "sys/acl.h" HAVE_ACE_T)
1741       IF(HAVE_ACE_T)
1742         CHECK_SYMBOL_EXISTS(ACE_GETACL "sys/acl.h" HAVE_DECL_ACE_GETACL)
1743         CHECK_SYMBOL_EXISTS(ACE_GETACLCNT "sys/acl.h" HAVE_DECL_ACE_GETACLCNT)
1744         CHECK_SYMBOL_EXISTS(ACE_SETACL "sys/acl.h" HAVE_DECL_ACE_SETACL)
1745         IF(HAVE_DECL_ACE_GETACL AND
1746            HAVE_DECL_ACE_GETACLCNT AND
1747            HAVE_DECL_ACE_SETACL)
1748           SET(ARCHIVE_ACL_SUNOS_NFS4 TRUE)
1749         ENDIF()
1750       ENDIF(HAVE_ACE_T)
1751     ENDIF(HAVE_ACLENT_T)
1752   ENDIF(HAVE_ACL AND HAVE_FACL)
1753
1754   IF(HAVE_ACL_T AND HAVE_ACL_ENTRY_T AND HAVE_ACL_PERMSET_T AND HAVE_ACL_TAG_T)
1755     CHECK_FUNCTION_EXISTS_GLIBC(acl_add_perm HAVE_ACL_ADD_PERM)
1756     CHECK_FUNCTION_EXISTS_GLIBC(acl_clear_perms HAVE_ACL_CLEAR_PERMS)
1757     CHECK_FUNCTION_EXISTS_GLIBC(acl_create_entry HAVE_ACL_CREATE_ENTRY)
1758     CHECK_FUNCTION_EXISTS_GLIBC(acl_delete_def_file HAVE_ACL_DELETE_DEF_FILE)
1759     CHECK_FUNCTION_EXISTS_GLIBC(acl_free HAVE_ACL_FREE)
1760     CHECK_FUNCTION_EXISTS_GLIBC(acl_get_entry HAVE_ACL_GET_ENTRY)
1761     CHECK_FUNCTION_EXISTS_GLIBC(acl_get_fd HAVE_ACL_GET_FD)
1762     CHECK_FUNCTION_EXISTS_GLIBC(acl_get_file HAVE_ACL_GET_FILE)
1763     CHECK_FUNCTION_EXISTS_GLIBC(acl_get_permset HAVE_ACL_GET_PERMSET)
1764     CHECK_FUNCTION_EXISTS_GLIBC(acl_get_qualifier HAVE_ACL_GET_QUALIFIER)
1765     CHECK_FUNCTION_EXISTS_GLIBC(acl_get_tag_type HAVE_ACL_GET_TAG_TYPE)
1766     CHECK_FUNCTION_EXISTS_GLIBC(acl_init HAVE_ACL_INIT)
1767     CHECK_FUNCTION_EXISTS_GLIBC(acl_set_fd HAVE_ACL_SET_FD)
1768     CHECK_FUNCTION_EXISTS_GLIBC(acl_set_file HAVE_ACL_SET_FILE)
1769     CHECK_FUNCTION_EXISTS_GLIBC(acl_set_qualifier HAVE_ACL_SET_QUALIFIER)
1770     CHECK_FUNCTION_EXISTS_GLIBC(acl_set_tag_type HAVE_ACL_SET_TAG_TYPE)
1771     IF(HAVE_ACL_ADD_PERM AND
1772        HAVE_ACL_CLEAR_PERMS AND
1773        HAVE_ACL_CREATE_ENTRY AND
1774        HAVE_ACL_DELETE_DEF_FILE AND
1775        HAVE_ACL_FREE AND
1776        HAVE_ACL_GET_ENTRY AND
1777        HAVE_ACL_GET_FD AND
1778        HAVE_ACL_GET_FILE AND
1779        HAVE_ACL_GET_PERMSET AND
1780        HAVE_ACL_GET_QUALIFIER AND
1781        HAVE_ACL_GET_TAG_TYPE AND
1782        HAVE_ACL_INIT AND
1783        HAVE_ACL_SET_FD AND
1784        HAVE_ACL_SET_FILE AND
1785        HAVE_ACL_SET_QUALIFIER AND
1786        HAVE_ACL_SET_TAG_TYPE)
1787          SET(HAVE_POSIX_ACL_FUNCS 1)
1788     ENDIF()
1789
1790     CHECK_FUNCTION_EXISTS_GLIBC(acl_get_perm HAVE_ACL_GET_PERM)
1791
1792     IF(HAVE_POSIX_ACL_FUNCS AND HAVE_ACL_LIBACL_H AND HAVE_LIBACL AND
1793        HAVE_ACL_GET_PERM)
1794       SET(ARCHIVE_ACL_LIBACL TRUE)
1795     ELSE()
1796       CHECK_FUNCTION_EXISTS(acl_add_flag_np HAVE_ACL_ADD_FLAG_NP)
1797       CHECK_FUNCTION_EXISTS(acl_clear_flags_np HAVE_ACL_CLEAR_FLAGS_NP)
1798       CHECK_FUNCTION_EXISTS(acl_get_brand_np HAVE_ACL_GET_BRAND_NP)
1799       CHECK_FUNCTION_EXISTS(acl_get_entry_type_np HAVE_ACL_GET_ENTRY_TYPE_NP)
1800       CHECK_FUNCTION_EXISTS(acl_get_flag_np HAVE_ACL_GET_FLAG_NP)
1801       CHECK_FUNCTION_EXISTS(acl_get_flagset_np HAVE_ACL_GET_FLAGSET_NP)
1802       CHECK_FUNCTION_EXISTS(acl_get_fd_np HAVE_ACL_GET_FD_NP)
1803       CHECK_FUNCTION_EXISTS(acl_get_link_np HAVE_ACL_GET_LINK_NP)
1804       CHECK_FUNCTION_EXISTS(acl_get_perm_np HAVE_ACL_GET_PERM_NP)
1805       CHECK_FUNCTION_EXISTS(acl_is_trivial_np HAVE_ACL_IS_TRIVIAL_NP)
1806       CHECK_FUNCTION_EXISTS(acl_set_entry_type_np HAVE_ACL_SET_ENTRY_TYPE_NP)
1807       CHECK_FUNCTION_EXISTS(acl_set_fd_np HAVE_ACL_SET_FD_NP)
1808       CHECK_FUNCTION_EXISTS(acl_set_link_np HAVE_ACL_SET_LINK_NP)
1809       CHECK_FUNCTION_EXISTS(mbr_gid_to_uuid HAVE_MBR_GID_TO_UUID)
1810       CHECK_FUNCTION_EXISTS(mbr_uid_to_uuid HAVE_MBR_UID_TO_UUID)
1811       CHECK_FUNCTION_EXISTS(mbr_uuid_to_id HAVE_MBR_UUID_TO_ID)
1812
1813       CHECK_C_SOURCE_COMPILES("#include <sys/types.h>
1814 #include <sys/acl.h>
1815 int main(void) { return ACL_TYPE_EXTENDED; }" HAVE_DECL_ACL_TYPE_EXTENDED)
1816       CHECK_C_SOURCE_COMPILES("#include <sys/types.h>
1817 #include <sys/acl.h>
1818 int main(void) { return ACL_SYNCHRONIZE; }" HAVE_DECL_ACL_SYNCHRONIZE)
1819       CHECK_SYMBOL_EXISTS(ACL_TYPE_NFS4 "sys/acl.h" HAVE_DECL_ACL_TYPE_NFS4)
1820       CHECK_SYMBOL_EXISTS(ACL_USER "sys/acl.h" HAVE_DECL_ACL_USER)
1821
1822       IF(HAVE_POSIX_ACL_FUNCS AND
1823          HAVE_ACL_GET_FD_NP AND
1824          HAVE_ACL_GET_PERM_NP AND
1825          NOT HAVE_ACL_GET_PERM AND
1826          HAVE_ACL_SET_FD_NP)
1827         IF(HAVE_DECL_ACL_USER)
1828           SET(ARCHIVE_ACL_FREEBSD TRUE)
1829           IF(HAVE_DECL_ACL_TYPE_NFS4 AND
1830              HAVE_ACL_ADD_FLAG_NP AND
1831              HAVE_ACL_CLEAR_FLAGS_NP AND
1832              HAVE_ACL_GET_BRAND_NP AND
1833              HAVE_ACL_GET_ENTRY_TYPE_NP AND
1834              HAVE_ACL_GET_FLAGSET_NP AND
1835              HAVE_ACL_SET_ENTRY_TYPE_NP)
1836             SET(ARCHIVE_ACL_FREEBSD_NFS4 TRUE)
1837           ENDIF()
1838         ELSEIF(HAVE_DECL_ACL_TYPE_EXTENDED AND
1839                HAVE_MEMBERSHIP_H AND
1840                HAVE_ACL_ADD_FLAG_NP AND
1841                HAVE_ACL_CLEAR_FLAGS_NP AND
1842                HAVE_ACL_GET_FLAGSET_NP AND
1843                HAVE_ACL_GET_LINK_NP AND
1844                HAVE_ACL_SET_LINK_NP AND
1845                HAVE_MBR_UID_TO_UUID AND
1846                HAVE_MBR_GID_TO_UUID AND
1847                HAVE_MBR_UUID_TO_ID)
1848           SET(ARCHIVE_ACL_DARWIN TRUE)
1849         ENDIF()
1850       ENDIF()
1851     ENDIF()
1852   ENDIF(HAVE_ACL_T AND HAVE_ACL_ENTRY_T AND HAVE_ACL_PERMSET_T AND
1853         HAVE_ACL_TAG_T)
1854
1855   # Richacl
1856   CHECK_LIBRARY_EXISTS(richacl "richacl_get_file" "" HAVE_LIBRICHACL)
1857   IF(HAVE_LIBRICHACL)
1858     SET(CMAKE_REQUIRED_LIBRARIES "richacl")
1859     FIND_LIBRARY(RICHACL_LIBRARY NAMES richacl)
1860     LIST(APPEND ADDITIONAL_LIBS ${RICHACL_LIBRARY})
1861   ENDIF(HAVE_LIBRICHACL)
1862
1863   CHECK_STRUCT_HAS_MEMBER("struct richace" e_type "sys/richacl.h"
1864     HAVE_STRUCT_RICHACE)
1865   CHECK_STRUCT_HAS_MEMBER("struct richacl" a_flags "sys/richacl.h"
1866     HAVE_STRUCT_RICHACL)
1867
1868   IF(HAVE_LIBRICHACL AND HAVE_STRUCT_RICHACL AND HAVE_STRUCT_RICHACE)
1869     CHECK_FUNCTION_EXISTS_GLIBC(richacl_alloc HAVE_RICHACL_ALLOC)
1870     CHECK_FUNCTION_EXISTS_GLIBC(richacl_equiv_mode HAVE_RICHACL_EQUIV_MODE)
1871     CHECK_FUNCTION_EXISTS_GLIBC(richacl_free HAVE_RICHACL_FREE)
1872     CHECK_FUNCTION_EXISTS_GLIBC(richacl_get_fd HAVE_RICHACL_GET_FD)
1873     CHECK_FUNCTION_EXISTS_GLIBC(richacl_get_file HAVE_RICHACL_GET_FILE)
1874     CHECK_FUNCTION_EXISTS_GLIBC(richacl_set_fd HAVE_RICHACL_SET_FD)
1875     CHECK_FUNCTION_EXISTS_GLIBC(richacl_set_file HAVE_RICHACL_SET_FILE)
1876     IF(HAVE_RICHACL_ALLOC AND
1877        HAVE_RICHACL_EQUIV_MODE AND
1878        HAVE_RICHACL_FREE AND
1879        HAVE_RICHACL_GET_FD AND
1880        HAVE_RICHACL_GET_FILE AND
1881        HAVE_RICHACL_SET_FD AND
1882        HAVE_RICHACL_SET_FILE)
1883       SET(ARCHIVE_ACL_LIBRICHACL TRUE)
1884     ENDIF()
1885   ENDIF(HAVE_LIBRICHACL AND HAVE_STRUCT_RICHACL AND HAVE_STRUCT_RICHACE)
1886
1887   IF(ARCHIVE_ACL_DARWIN)
1888     MESSAGE(STATUS "ACL support: Darwin (limited NFSv4)")
1889   ELSEIF(ARCHIVE_ACL_FREEBSD_NFS4)
1890     MESSAGE(STATUS "ACL support: FreeBSD (POSIX.1e and NFSv4)")
1891   ELSEIF(ARCHIVE_ACL_FREEBSD)
1892     MESSAGE(STATUS "ACL support: FreeBSD (POSIX.1e)")
1893   ELSEIF(ARCHIVE_ACL_LIBACL OR ARCHIVE_ACL_LIBRICHACL)
1894     IF(ARCHIVE_ACL_LIBACL AND ARCHIVE_ACL_LIBRICHACL)
1895       MESSAGE(STATUS "ACL support: libacl (POSIX.1e) + librichacl (NFSv4)")
1896     ELSEIF(ARCHIVE_ACL_LIBRICHACL)
1897       MESSAGE(STATUS "ACL support: librichacl (NFSv4)")
1898     ELSE()
1899       MESSAGE(STATUS "ACL support: libacl (POSIX.1e)")
1900     ENDIF()
1901   ELSEIF(ARCHIVE_ACL_SUNOS_NFS4)
1902     MESSAGE(STATUS "ACL support: Solaris (POSIX.1e and NFSv4)")
1903   ELSEIF(ARCHIVE_ACL_SUNOS)
1904     MESSAGE(STATUS "ACL support: Solaris (POSIX.1e)")
1905   ELSE()
1906     MESSAGE(STATUS "ACL support: none")
1907   ENDIF()
1908
1909 ELSE(ENABLE_ACL)
1910   # If someone runs cmake, then disables ACL support, we need
1911   # to forcibly override the cached values for these.
1912   SET(ARCHIVE_ACL_DARWIN FALSE)
1913   SET(ARCHIVE_ACL_FREEBSD FALSE)
1914   SET(ARCHIVE_ACL_FREEBSD_NFS4 FALSE)
1915   SET(ARCHIVE_ACL_LIBACL FALSE)
1916   SET(ARCHIVE_ACL_SUNOS FALSE)
1917   SET(ARCHIVE_ACL_SUNOS_NFS4 FALSE)
1918 ENDIF(ENABLE_ACL)
1919
1920 #
1921 # Check MD5/RMD160/SHA support
1922 # NOTE: Crypto checks must be run last before generating config.h
1923 #
1924 CHECK_CRYPTO("MD5;RMD160;SHA1;SHA256;SHA384;SHA512" LIBC)
1925 CHECK_CRYPTO("SHA256;SHA384;SHA512" LIBC2)
1926 CHECK_CRYPTO("SHA256;SHA384;SHA512" LIBC3)
1927 CHECK_CRYPTO("MD5;SHA1;SHA256;SHA384;SHA512" LIBSYSTEM)
1928 CHECK_CRYPTO("MD5;RMD160;SHA1;SHA256;SHA384;SHA512" NETTLE)
1929 CHECK_CRYPTO("MD5;RMD160;SHA1;SHA256;SHA384;SHA512" OPENSSL)
1930
1931 # Libmd has to be probed after OpenSSL.
1932 CHECK_CRYPTO("MD5;RMD160;SHA1;SHA256;SHA512" LIBMD)
1933
1934 CHECK_CRYPTO_WIN("MD5;SHA1;SHA256;SHA384;SHA512")
1935
1936 # Generate "config.h" from "build/cmake/config.h.in"
1937 CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/build/cmake/config.h.in
1938         ${CMAKE_CURRENT_BINARY_DIR}/config.h)
1939 INCLUDE_DIRECTORIES(BEFORE ${CMAKE_CURRENT_BINARY_DIR})
1940 ADD_DEFINITIONS(-DHAVE_CONFIG_H)
1941
1942 # Handle generation of the libarchive.pc file for pkg-config
1943 INCLUDE(CreatePkgConfigFile)
1944
1945 #
1946 # Register installation of PDF documents.
1947 #
1948 IF(WIN32 AND NOT CYGWIN)
1949   #
1950   # On Windows platform, It's better that we install PDF documents
1951   # on one's computer.
1952   # These PDF documents are available in the release package.
1953   #
1954   IF(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/doc/pdf)
1955     INSTALL(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/doc/pdf
1956             DESTINATION share/man
1957             FILES_MATCHING PATTERN "*.pdf"
1958     )
1959   ENDIF(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/doc/pdf)
1960 ENDIF(WIN32 AND NOT CYGWIN)
1961 #
1962 #
1963 #
1964 INCLUDE_DIRECTORIES(BEFORE ${CMAKE_CURRENT_SOURCE_DIR}/libarchive)
1965 #
1966 IF(MSVC)
1967   ADD_DEFINITIONS(-D_CRT_SECURE_NO_DEPRECATE)
1968 ENDIF(MSVC)
1969
1970 IF(ENABLE_TEST)
1971   ADD_CUSTOM_TARGET(run_all_tests)
1972 ENDIF(ENABLE_TEST)
1973
1974 add_subdirectory(libarchive)
1975 add_subdirectory(cat)
1976 add_subdirectory(tar)
1977 add_subdirectory(cpio)