lyx_mirror/development/cmake/modules/FindZLIB.cmake
Kornel Benko f697e50fd3 Cmake build: remove warnings with newer cmake
Omit using empty defines in find_path() and find_library()
2013-08-23 00:02:56 +02:00

57 lines
1.4 KiB
CMake

#
# based on cmake file
#
set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
if (ZLIB_INCLUDE_DIR)
# Already in cache, be silent
set(ZLIB_FIND_QUIETLY TRUE)
endif()
set(zlibsearch "/usr/include" "/usr/local/include")
if (GNUWIN32_DIR)
list(APPEND zlibsearch "${GNUWIN32_DIR}/include")
endif()
find_path(ZLIB_INCLUDE_DIR zlib.h PATHS ${zlibsearch})
find_file(ZLIB_HEADER zlib.h
PATHS ${ZLIB_INCLUDE_DIR} NO_DEFAULT_PATH)
set(POTENTIAL_Z_LIBS z zlib zdll)
find_library(ZLIB_LIBRARY NAMES ${POTENTIAL_Z_LIBS}
PATHS
${ICONV_RELATIVE_TO_LIBINTL}
NO_DEFAULT_PATH)
set(zlibsearch "C:\\Programme\\Microsoft Visual Studio 8\\VC\\lib")
if(SYSTEM_LIB_DIRS)
list(APPEND zlibsearch ${SYSTEM_LIB_DIRS})
endif()
if(GNUWIN32_DIR)
list(APPEND zlibsearch "${GNUWIN32_DIR}/lib")
endif()
find_library(ZLIB_LIBRARY NAMES ${POTENTIAL_Z_LIBS}
PATHS ${zlibsearch})
if(ZLIB_INCLUDE_DIR AND ZLIB_LIBRARY)
set(ZLIB_FOUND TRUE)
endif()
if(ZLIB_FOUND)
if(NOT ZLIB_FIND_QUIETLY)
message(STATUS "Found Z: ${ZLIB_LIBRARY}")
endif()
else()
if(ZLIB_FIND_REQUIRED)
message(STATUS "Looked for Z libraries named ${POTENTIAL_Z_LIBS}.")
message(STATUS "Found no acceptable Z library. This is fatal.")
message(FATAL_ERROR "Could NOT find z library, set GNUWIN32_DIR to dir containing /include and /bin folders: -DGNUWIN32_DIR=...")
endif()
endif()
mark_as_advanced(ZLIB_LIBRARY ZLIB_INCLUDE_DIR)