development/cmake/modules/FindZLIB.cmake

   1 #
   2 #  based on cmake file
   3 #
   4
   5 set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
   6
   7 if (ZLIB_INCLUDE_DIR)
   8   # Already in cache, be silent
   9   set(ZLIB_FIND_QUIETLY TRUE)
  10 endif()
  11
  12 find_path(ZLIB_INCLUDE_DIR zlib.h PATHS
  13  /usr/include
  14  /usr/local/include
  15  "${GNUWIN32_DIR}"/include)
  16
  17 find_file(ZLIB_HEADER zlib.h
  18         PATHS ${ZLIB_INCLUDE_DIR} NO_DEFAULT_PATH)
  19
  20 set(POTENTIAL_Z_LIBS z zlib zdll)
  21
  22 find_library(ZLIB_LIBRARY NAMES ${POTENTIAL_Z_LIBS}
  23         PATHS
  24         ${ICONV_RELATIVE_TO_LIBINTL}
  25         NO_DEFAULT_PATH)
  26
  27
  28 find_library(ZLIB_LIBRARY NAMES ${POTENTIAL_Z_LIBS}
  29         PATHS
  30         "C:\\Programme\\Microsoft Visual Studio 8\\VC\\lib"
  31         /usr/lib /usr/lib/x86_64-linux-gnu /usr/local/lib
  32         "${GNUWIN32_DIR}"/lib)
  33
  34 if(ZLIB_INCLUDE_DIR AND ZLIB_LIBRARY)
  35    set(ZLIB_FOUND TRUE)
  36 endif()
  37
  38 if(ZLIB_FOUND)
  39    if(NOT ZLIB_FIND_QUIETLY)
  40       message(STATUS "Found Z: ${ZLIB_LIBRARY}")
  41    endif()
  42 else()
  43    if(ZLIB_FIND_REQUIRED)
  44       message(STATUS "Looked for Z libraries named ${POTENTIAL_Z_LIBS}.")
  45       message(STATUS "Found no acceptable Z library. This is fatal.")
  46       message(FATAL_ERROR "Could NOT find z library, set GNUWIN32_DIR to dir containing /include and /bin folders: -DGNUWIN32_DIR=...")
  47    endif()
  48 endif()
  49
  50 mark_as_advanced(ZLIB_LIBRARY ZLIB_INCLUDE_DIR)