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177 lines
7.0 KiB
177 lines
7.0 KiB
# - Find the curses include file and library
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#
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# CURSES_FOUND - system has Curses
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# CURSES_INCLUDE_DIR - the Curses include directory
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# CURSES_LIBRARIES - The libraries needed to use Curses
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# CURSES_HAVE_CURSES_H - true if curses.h is available
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# CURSES_HAVE_NCURSES_H - true if ncurses.h is available
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# CURSES_HAVE_NCURSES_NCURSES_H - true if ncurses/ncurses.h is available
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# CURSES_HAVE_NCURSES_CURSES_H - true if ncurses/curses.h is available
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# CURSES_LIBRARY - set for backwards compatibility with 2.4 CMake
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#
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# Set CURSES_NEED_NCURSES to TRUE before the FIND_PACKAGE() command if NCurses
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# functionality is required.
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#=============================================================================
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# Copyright 2001-2009 Kitware, Inc.
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#
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# Distributed under the OSI-approved BSD License (the "License");
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# see accompanying file Copyright.txt for details.
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#
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# This software is distributed WITHOUT ANY WARRANTY; without even the
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# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See the License for more information.
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#=============================================================================
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# (To distribute this file outside of CMake, substitute the full
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# License text for the above reference.)
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FIND_LIBRARY(CURSES_CURSES_LIBRARY NAMES curses )
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FIND_LIBRARY(CURSES_NCURSES_LIBRARY NAMES ncurses )
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SET(CURSES_USE_NCURSES FALSE)
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IF(CURSES_NCURSES_LIBRARY AND NOT CURSES_CURSES_LIBRARY)
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SET(CURSES_USE_NCURSES TRUE)
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ENDIF(CURSES_NCURSES_LIBRARY AND NOT CURSES_CURSES_LIBRARY)
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# http://cygwin.com/ml/cygwin-announce/2010-01/msg00002.html
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# cygwin ncurses stopped providing curses.h symlinks see above
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# message. Cygwin is an ncurses package, so force ncurses on
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# cygwin if the curses.h is missing
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IF(CYGWIN)
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IF(NOT EXISTS /usr/include/curses.h)
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SET(CURSES_USE_NCURSES TRUE)
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ENDIF()
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ENDIF()
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# Not sure the logic is correct here.
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# If NCurses is required, use the function wsyncup() to check if the library
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# has NCurses functionality (at least this is where it breaks on NetBSD).
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# If wsyncup is in curses, use this one.
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# If not, try to find ncurses and check if this has the symbol.
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# Once the ncurses library is found, search the ncurses.h header first, but
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# some web pages also say that even with ncurses there is not always a ncurses.h:
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# http://osdir.com/ml/gnome.apps.mc.devel/2002-06/msg00029.html
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# So at first try ncurses.h, if not found, try to find curses.h under the same
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# prefix as the library was found, if still not found, try curses.h with the
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# default search paths.
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IF(CURSES_CURSES_LIBRARY AND CURSES_NEED_NCURSES)
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INCLUDE(CheckLibraryExists)
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CHECK_LIBRARY_EXISTS("${CURSES_CURSES_LIBRARY}"
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wsyncup "" CURSES_CURSES_HAS_WSYNCUP)
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IF(CURSES_NCURSES_LIBRARY AND NOT CURSES_CURSES_HAS_WSYNCUP)
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CHECK_LIBRARY_EXISTS("${CURSES_NCURSES_LIBRARY}"
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wsyncup "" CURSES_NCURSES_HAS_WSYNCUP)
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IF( CURSES_NCURSES_HAS_WSYNCUP)
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SET(CURSES_USE_NCURSES TRUE)
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ENDIF( CURSES_NCURSES_HAS_WSYNCUP)
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ENDIF(CURSES_NCURSES_LIBRARY AND NOT CURSES_CURSES_HAS_WSYNCUP)
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ENDIF(CURSES_CURSES_LIBRARY AND CURSES_NEED_NCURSES)
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IF(NOT CURSES_USE_NCURSES)
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FIND_FILE(CURSES_HAVE_CURSES_H curses.h )
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FIND_PATH(CURSES_CURSES_H_PATH curses.h )
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GET_FILENAME_COMPONENT(_cursesLibDir "${CURSES_CURSES_LIBRARY}" PATH)
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GET_FILENAME_COMPONENT(_cursesParentDir "${_cursesLibDir}" PATH)
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# for compatibility with older FindCurses.cmake this has to be in the cache
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# FORCE must not be used since this would break builds which preload a cache wqith these variables set
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SET(CURSES_INCLUDE_PATH "${CURSES_CURSES_H_PATH}"
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CACHE FILEPATH "The curses include path")
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SET(CURSES_LIBRARY "${CURSES_CURSES_LIBRARY}"
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CACHE FILEPATH "The curses library")
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ELSE(NOT CURSES_USE_NCURSES)
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# we need to find ncurses
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GET_FILENAME_COMPONENT(_cursesLibDir "${CURSES_NCURSES_LIBRARY}" PATH)
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GET_FILENAME_COMPONENT(_cursesParentDir "${_cursesLibDir}" PATH)
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FIND_FILE(CURSES_HAVE_NCURSES_H ncurses.h)
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FIND_FILE(CURSES_HAVE_NCURSES_NCURSES_H ncurses/ncurses.h)
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FIND_FILE(CURSES_HAVE_NCURSES_CURSES_H ncurses/curses.h)
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FIND_FILE(CURSES_HAVE_CURSES_H curses.h
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HINTS "${_cursesParentDir}/include")
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FIND_PATH(CURSES_NCURSES_INCLUDE_PATH ncurses.h ncurses/ncurses.h
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ncurses/curses.h)
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FIND_PATH(CURSES_NCURSES_INCLUDE_PATH curses.h
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HINTS "${_cursesParentDir}/include")
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# for compatibility with older FindCurses.cmake this has to be in the cache
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# FORCE must not be used since this would break builds which preload
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# however if the value of the variable has NOTFOUND in it, then
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# it is OK to force, and we need to force in order to have it work.
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# a cache wqith these variables set
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# only put ncurses include and library into
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# variables if they are found
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IF(NOT CURSES_NCURSES_INCLUDE_PATH AND CURSES_HAVE_NCURSES_NCURSES_H)
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GET_FILENAME_COMPONENT(CURSES_NCURSES_INCLUDE_PATH
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"${CURSES_HAVE_NCURSES_NCURSES_H}" PATH)
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ENDIF(NOT CURSES_NCURSES_INCLUDE_PATH AND CURSES_HAVE_NCURSES_NCURSES_H)
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IF(CURSES_NCURSES_INCLUDE_PATH AND CURSES_NCURSES_LIBRARY)
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SET( FORCE_IT )
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IF(CURSES_INCLUDE_PATH MATCHES NOTFOUND)
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SET(FORCE_IT FORCE)
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ENDIF(CURSES_INCLUDE_PATH MATCHES NOTFOUND)
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SET(CURSES_INCLUDE_PATH "${CURSES_NCURSES_INCLUDE_PATH}"
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CACHE FILEPATH "The curses include path" ${FORCE_IT})
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SET( FORCE_IT)
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IF(CURSES_LIBRARY MATCHES NOTFOUND)
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SET(FORCE_IT FORCE)
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ENDIF(CURSES_LIBRARY MATCHES NOTFOUND)
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SET(CURSES_LIBRARY "${CURSES_NCURSES_LIBRARY}"
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CACHE FILEPATH "The curses library" ${FORCE_IT})
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ENDIF(CURSES_NCURSES_INCLUDE_PATH AND CURSES_NCURSES_LIBRARY)
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ENDIF(NOT CURSES_USE_NCURSES)
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FIND_LIBRARY(CURSES_EXTRA_LIBRARY cur_colr HINTS "${_cursesLibDir}")
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FIND_LIBRARY(CURSES_EXTRA_LIBRARY cur_colr )
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FIND_LIBRARY(CURSES_FORM_LIBRARY form HINTS "${_cursesLibDir}")
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FIND_LIBRARY(CURSES_FORM_LIBRARY form )
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# for compatibility with older FindCurses.cmake this has to be in the cache
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# FORCE must not be used since this would break builds which preload a cache
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# qith these variables set
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SET(FORM_LIBRARY "${CURSES_FORM_LIBRARY}"
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CACHE FILEPATH "The curses form library")
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# Need to provide the *_LIBRARIES
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SET(CURSES_LIBRARIES ${CURSES_LIBRARY})
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IF(CURSES_EXTRA_LIBRARY)
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SET(CURSES_LIBRARIES ${CURSES_LIBRARIES} ${CURSES_EXTRA_LIBRARY})
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ENDIF(CURSES_EXTRA_LIBRARY)
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IF(CURSES_FORM_LIBRARY)
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SET(CURSES_LIBRARIES ${CURSES_LIBRARIES} ${CURSES_FORM_LIBRARY})
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ENDIF(CURSES_FORM_LIBRARY)
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# Proper name is *_INCLUDE_DIR
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SET(CURSES_INCLUDE_DIR ${CURSES_INCLUDE_PATH})
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# handle the QUIETLY and REQUIRED arguments and set CURSES_FOUND to TRUE if
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# all listed variables are TRUE
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INCLUDE(FindPackageHandleStandardArgs)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(Curses DEFAULT_MSG
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CURSES_LIBRARY CURSES_INCLUDE_PATH)
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MARK_AS_ADVANCED(
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CURSES_INCLUDE_PATH
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CURSES_LIBRARY
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CURSES_CURSES_INCLUDE_PATH
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CURSES_CURSES_LIBRARY
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CURSES_NCURSES_INCLUDE_PATH
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CURSES_NCURSES_LIBRARY
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CURSES_EXTRA_LIBRARY
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FORM_LIBRARY
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CURSES_LIBRARIES
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CURSES_INCLUDE_DIR
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CURSES_CURSES_HAS_WSYNCUP
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CURSES_NCURSES_HAS_WSYNCUP
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)
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