diff options
Diffstat (limited to 'Modules/FindCurses.cmake')
| -rw-r--r-- | Modules/FindCurses.cmake | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/Modules/FindCurses.cmake b/Modules/FindCurses.cmake new file mode 100644 index 000000000..d1e13116d --- /dev/null +++ b/Modules/FindCurses.cmake @@ -0,0 +1,176 @@ +# - Find the curses include file and library +# +# CURSES_FOUND - system has Curses +# CURSES_INCLUDE_DIR - the Curses include directory +# CURSES_LIBRARIES - The libraries needed to use Curses +# CURSES_HAVE_CURSES_H - true if curses.h is available +# CURSES_HAVE_NCURSES_H - true if ncurses.h is available +# CURSES_HAVE_NCURSES_NCURSES_H - true if ncurses/ncurses.h is available +# CURSES_HAVE_NCURSES_CURSES_H - true if ncurses/curses.h is available +# CURSES_LIBRARY - set for backwards compatibility with 2.4 CMake +# +# Set CURSES_NEED_NCURSES to TRUE before the FIND_PACKAGE() command if NCurses +# functionality is required. + +#============================================================================= +# Copyright 2001-2009 Kitware, Inc. +# +# Distributed under the OSI-approved BSD License (the "License"); +# see accompanying file Copyright.txt for details. +# +# This software is distributed WITHOUT ANY WARRANTY; without even the +# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the License for more information. +#============================================================================= +# (To distribute this file outside of CMake, substitute the full +# License text for the above reference.) + +FIND_LIBRARY(CURSES_CURSES_LIBRARY NAMES curses ) + +FIND_LIBRARY(CURSES_NCURSES_LIBRARY NAMES ncurses ) +SET(CURSES_USE_NCURSES FALSE) + +IF(CURSES_NCURSES_LIBRARY AND NOT CURSES_CURSES_LIBRARY) + SET(CURSES_USE_NCURSES TRUE) +ENDIF(CURSES_NCURSES_LIBRARY AND NOT CURSES_CURSES_LIBRARY) +# http://cygwin.com/ml/cygwin-announce/2010-01/msg00002.html +# cygwin ncurses stopped providing curses.h symlinks see above +# message. Cygwin is an ncurses package, so force ncurses on +# cygwin if the curses.h is missing +IF(CYGWIN) + IF(NOT EXISTS /usr/include/curses.h) + SET(CURSES_USE_NCURSES TRUE) + ENDIF() +ENDIF() + + +# Not sure the logic is correct here. +# If NCurses is required, use the function wsyncup() to check if the library +# has NCurses functionality (at least this is where it breaks on NetBSD). +# If wsyncup is in curses, use this one. +# If not, try to find ncurses and check if this has the symbol. +# Once the ncurses library is found, search the ncurses.h header first, but +# some web pages also say that even with ncurses there is not always a ncurses.h: +# http://osdir.com/ml/gnome.apps.mc.devel/2002-06/msg00029.html +# So at first try ncurses.h, if not found, try to find curses.h under the same +# prefix as the library was found, if still not found, try curses.h with the +# default search paths. +IF(CURSES_CURSES_LIBRARY AND CURSES_NEED_NCURSES) + INCLUDE(CheckLibraryExists) + CHECK_LIBRARY_EXISTS("${CURSES_CURSES_LIBRARY}" + wsyncup "" CURSES_CURSES_HAS_WSYNCUP) + + IF(CURSES_NCURSES_LIBRARY AND NOT CURSES_CURSES_HAS_WSYNCUP) + CHECK_LIBRARY_EXISTS("${CURSES_NCURSES_LIBRARY}" + wsyncup "" CURSES_NCURSES_HAS_WSYNCUP) + IF( CURSES_NCURSES_HAS_WSYNCUP) + SET(CURSES_USE_NCURSES TRUE) + ENDIF( CURSES_NCURSES_HAS_WSYNCUP) + ENDIF(CURSES_NCURSES_LIBRARY AND NOT CURSES_CURSES_HAS_WSYNCUP) + +ENDIF(CURSES_CURSES_LIBRARY AND CURSES_NEED_NCURSES) + + +IF(NOT CURSES_USE_NCURSES) + FIND_FILE(CURSES_HAVE_CURSES_H curses.h ) + FIND_PATH(CURSES_CURSES_H_PATH curses.h ) + GET_FILENAME_COMPONENT(_cursesLibDir "${CURSES_CURSES_LIBRARY}" PATH) + GET_FILENAME_COMPONENT(_cursesParentDir "${_cursesLibDir}" PATH) + + # for compatibility with older FindCurses.cmake this has to be in the cache + # FORCE must not be used since this would break builds which preload a cache wqith these variables set + SET(CURSES_INCLUDE_PATH "${CURSES_CURSES_H_PATH}" + CACHE FILEPATH "The curses include path") + SET(CURSES_LIBRARY "${CURSES_CURSES_LIBRARY}" + CACHE FILEPATH "The curses library") +ELSE(NOT CURSES_USE_NCURSES) +# we need to find ncurses + GET_FILENAME_COMPONENT(_cursesLibDir "${CURSES_NCURSES_LIBRARY}" PATH) + GET_FILENAME_COMPONENT(_cursesParentDir "${_cursesLibDir}" PATH) + + FIND_FILE(CURSES_HAVE_NCURSES_H ncurses.h) + FIND_FILE(CURSES_HAVE_NCURSES_NCURSES_H ncurses/ncurses.h) + FIND_FILE(CURSES_HAVE_NCURSES_CURSES_H ncurses/curses.h) + FIND_FILE(CURSES_HAVE_CURSES_H curses.h + HINTS "${_cursesParentDir}/include") + + FIND_PATH(CURSES_NCURSES_INCLUDE_PATH ncurses.h ncurses/ncurses.h + ncurses/curses.h) + FIND_PATH(CURSES_NCURSES_INCLUDE_PATH curses.h + HINTS "${_cursesParentDir}/include") + + # for compatibility with older FindCurses.cmake this has to be in the cache + # FORCE must not be used since this would break builds which preload + # however if the value of the variable has NOTFOUND in it, then + # it is OK to force, and we need to force in order to have it work. + # a cache wqith these variables set + # only put ncurses include and library into + # variables if they are found + IF(NOT CURSES_NCURSES_INCLUDE_PATH AND CURSES_HAVE_NCURSES_NCURSES_H) + GET_FILENAME_COMPONENT(CURSES_NCURSES_INCLUDE_PATH + "${CURSES_HAVE_NCURSES_NCURSES_H}" PATH) + ENDIF(NOT CURSES_NCURSES_INCLUDE_PATH AND CURSES_HAVE_NCURSES_NCURSES_H) + IF(CURSES_NCURSES_INCLUDE_PATH AND CURSES_NCURSES_LIBRARY) + SET( FORCE_IT ) + IF(CURSES_INCLUDE_PATH MATCHES NOTFOUND) + SET(FORCE_IT FORCE) + ENDIF(CURSES_INCLUDE_PATH MATCHES NOTFOUND) + SET(CURSES_INCLUDE_PATH "${CURSES_NCURSES_INCLUDE_PATH}" + CACHE FILEPATH "The curses include path" ${FORCE_IT}) + SET( FORCE_IT) + IF(CURSES_LIBRARY MATCHES NOTFOUND) + SET(FORCE_IT FORCE) + ENDIF(CURSES_LIBRARY MATCHES NOTFOUND) + SET(CURSES_LIBRARY "${CURSES_NCURSES_LIBRARY}" + CACHE FILEPATH "The curses library" ${FORCE_IT}) + ENDIF(CURSES_NCURSES_INCLUDE_PATH AND CURSES_NCURSES_LIBRARY) + +ENDIF(NOT CURSES_USE_NCURSES) + +FIND_LIBRARY(CURSES_EXTRA_LIBRARY cur_colr HINTS "${_cursesLibDir}") +FIND_LIBRARY(CURSES_EXTRA_LIBRARY cur_colr ) + +FIND_LIBRARY(CURSES_FORM_LIBRARY form HINTS "${_cursesLibDir}") +FIND_LIBRARY(CURSES_FORM_LIBRARY form ) + +# for compatibility with older FindCurses.cmake this has to be in the cache +# FORCE must not be used since this would break builds which preload a cache +# qith these variables set +SET(FORM_LIBRARY "${CURSES_FORM_LIBRARY}" + CACHE FILEPATH "The curses form library") + +# Need to provide the *_LIBRARIES +SET(CURSES_LIBRARIES ${CURSES_LIBRARY}) + +IF(CURSES_EXTRA_LIBRARY) + SET(CURSES_LIBRARIES ${CURSES_LIBRARIES} ${CURSES_EXTRA_LIBRARY}) +ENDIF(CURSES_EXTRA_LIBRARY) + +IF(CURSES_FORM_LIBRARY) + SET(CURSES_LIBRARIES ${CURSES_LIBRARIES} ${CURSES_FORM_LIBRARY}) +ENDIF(CURSES_FORM_LIBRARY) + +# Proper name is *_INCLUDE_DIR +SET(CURSES_INCLUDE_DIR ${CURSES_INCLUDE_PATH}) + +# handle the QUIETLY and REQUIRED arguments and set CURSES_FOUND to TRUE if +# all listed variables are TRUE +INCLUDE(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) +FIND_PACKAGE_HANDLE_STANDARD_ARGS(Curses DEFAULT_MSG + CURSES_LIBRARY CURSES_INCLUDE_PATH) + +MARK_AS_ADVANCED( + CURSES_INCLUDE_PATH + CURSES_LIBRARY + CURSES_CURSES_INCLUDE_PATH + CURSES_CURSES_LIBRARY + CURSES_NCURSES_INCLUDE_PATH + CURSES_NCURSES_LIBRARY + CURSES_EXTRA_LIBRARY + FORM_LIBRARY + CURSES_LIBRARIES + CURSES_INCLUDE_DIR + CURSES_CURSES_HAS_WSYNCUP + CURSES_NCURSES_HAS_WSYNCUP + ) + |