1 # - Find the curses include file and library
3 # CURSES_FOUND - system has Curses
4 # CURSES_INCLUDE_DIR - the Curses include directory
5 # CURSES_LIBRARIES - The libraries needed to use Curses
6 # CURSES_HAVE_CURSES_H - true if curses.h is available
7 # CURSES_HAVE_NCURSES_H - true if ncurses.h is available
8 # CURSES_HAVE_NCURSES_NCURSES_H - true if ncurses/ncurses.h is available
9 # CURSES_HAVE_NCURSES_CURSES_H - true if ncurses/curses.h is available
10 # CURSES_LIBRARY - set for backwards compatibility with 2.4 CMake
12 # Set CURSES_NEED_NCURSES to TRUE before the find_package() command if NCurses
13 # functionality is required.
15 #=============================================================================
16 # Copyright 2001-2009 Kitware, Inc.
18 # Distributed under the OSI-approved BSD License (the "License");
19 # see accompanying file Copyright.txt for details.
21 # This software is distributed WITHOUT ANY WARRANTY; without even the
22 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
23 # See the License for more information.
24 #=============================================================================
25 # (To distribute this file outside of CMake, substitute the full
26 # License text for the above reference.)
28 find_library(CURSES_CURSES_LIBRARY NAMES curses )
30 find_library(CURSES_NCURSES_LIBRARY NAMES ncurses )
31 set(CURSES_USE_NCURSES FALSE)
33 if(CURSES_NCURSES_LIBRARY AND NOT CURSES_CURSES_LIBRARY)
34 set(CURSES_USE_NCURSES TRUE)
36 # http://cygwin.com/ml/cygwin-announce/2010-01/msg00002.html
37 # cygwin ncurses stopped providing curses.h symlinks see above
38 # message. Cygwin is an ncurses package, so force ncurses on
39 # cygwin if the curses.h is missing
41 if(NOT EXISTS /usr/include/curses.h)
42 set(CURSES_USE_NCURSES TRUE)
47 # Not sure the logic is correct here.
48 # If NCurses is required, use the function wsyncup() to check if the library
49 # has NCurses functionality (at least this is where it breaks on NetBSD).
50 # If wsyncup is in curses, use this one.
51 # If not, try to find ncurses and check if this has the symbol.
52 # Once the ncurses library is found, search the ncurses.h header first, but
53 # some web pages also say that even with ncurses there is not always a ncurses.h:
54 # http://osdir.com/ml/gnome.apps.mc.devel/2002-06/msg00029.html
55 # So at first try ncurses.h, if not found, try to find curses.h under the same
56 # prefix as the library was found, if still not found, try curses.h with the
57 # default search paths.
58 if(CURSES_CURSES_LIBRARY AND CURSES_NEED_NCURSES)
59 include(CheckLibraryExists)
60 CHECK_LIBRARY_EXISTS("${CURSES_CURSES_LIBRARY}"
61 wsyncup "" CURSES_CURSES_HAS_WSYNCUP)
63 if(CURSES_NCURSES_LIBRARY AND NOT CURSES_CURSES_HAS_WSYNCUP)
64 CHECK_LIBRARY_EXISTS("${CURSES_NCURSES_LIBRARY}"
65 wsyncup "" CURSES_NCURSES_HAS_WSYNCUP)
66 if( CURSES_NCURSES_HAS_WSYNCUP)
67 set(CURSES_USE_NCURSES TRUE)
74 if(NOT CURSES_USE_NCURSES)
75 find_file(CURSES_HAVE_CURSES_H curses.h )
76 find_path(CURSES_CURSES_H_PATH curses.h )
77 get_filename_component(_cursesLibDir "${CURSES_CURSES_LIBRARY}" PATH)
78 get_filename_component(_cursesParentDir "${_cursesLibDir}" PATH)
80 # for compatibility with older FindCurses.cmake this has to be in the cache
81 # FORCE must not be used since this would break builds which preload a cache wqith these variables set
82 set(CURSES_INCLUDE_PATH "${CURSES_CURSES_H_PATH}"
83 CACHE FILEPATH "The curses include path")
84 set(CURSES_LIBRARY "${CURSES_CURSES_LIBRARY}"
85 CACHE FILEPATH "The curses library")
87 # we need to find ncurses
88 get_filename_component(_cursesLibDir "${CURSES_NCURSES_LIBRARY}" PATH)
89 get_filename_component(_cursesParentDir "${_cursesLibDir}" PATH)
91 find_file(CURSES_HAVE_NCURSES_H ncurses.h)
92 find_file(CURSES_HAVE_NCURSES_NCURSES_H ncurses/ncurses.h)
93 find_file(CURSES_HAVE_NCURSES_CURSES_H ncurses/curses.h)
94 find_file(CURSES_HAVE_CURSES_H curses.h
95 HINTS "${_cursesParentDir}/include")
97 find_path(CURSES_NCURSES_INCLUDE_PATH ncurses.h ncurses/ncurses.h
99 find_path(CURSES_NCURSES_INCLUDE_PATH curses.h
100 HINTS "${_cursesParentDir}/include")
102 # for compatibility with older FindCurses.cmake this has to be in the cache
103 # FORCE must not be used since this would break builds which preload
104 # however if the value of the variable has NOTFOUND in it, then
105 # it is OK to force, and we need to force in order to have it work.
106 # a cache wqith these variables set
107 # only put ncurses include and library into
108 # variables if they are found
109 if(NOT CURSES_NCURSES_INCLUDE_PATH AND CURSES_HAVE_NCURSES_NCURSES_H)
110 get_filename_component(CURSES_NCURSES_INCLUDE_PATH
111 "${CURSES_HAVE_NCURSES_NCURSES_H}" PATH)
113 if(CURSES_NCURSES_INCLUDE_PATH AND CURSES_NCURSES_LIBRARY)
115 if(CURSES_INCLUDE_PATH MATCHES NOTFOUND)
118 set(CURSES_INCLUDE_PATH "${CURSES_NCURSES_INCLUDE_PATH}"
119 CACHE FILEPATH "The curses include path" ${FORCE_IT})
121 if(CURSES_LIBRARY MATCHES NOTFOUND)
124 set(CURSES_LIBRARY "${CURSES_NCURSES_LIBRARY}"
125 CACHE FILEPATH "The curses library" ${FORCE_IT})
130 find_library(CURSES_EXTRA_LIBRARY cur_colr HINTS "${_cursesLibDir}")
131 find_library(CURSES_EXTRA_LIBRARY cur_colr )
133 find_library(CURSES_FORM_LIBRARY form HINTS "${_cursesLibDir}")
134 find_library(CURSES_FORM_LIBRARY form )
136 # for compatibility with older FindCurses.cmake this has to be in the cache
137 # FORCE must not be used since this would break builds which preload a cache
138 # qith these variables set
139 set(FORM_LIBRARY "${CURSES_FORM_LIBRARY}"
140 CACHE FILEPATH "The curses form library")
142 # Need to provide the *_LIBRARIES
143 set(CURSES_LIBRARIES ${CURSES_LIBRARY})
145 if(CURSES_EXTRA_LIBRARY)
146 set(CURSES_LIBRARIES ${CURSES_LIBRARIES} ${CURSES_EXTRA_LIBRARY})
149 if(CURSES_FORM_LIBRARY)
150 set(CURSES_LIBRARIES ${CURSES_LIBRARIES} ${CURSES_FORM_LIBRARY})
153 # Proper name is *_INCLUDE_DIR
154 set(CURSES_INCLUDE_DIR ${CURSES_INCLUDE_PATH})
156 # handle the QUIETLY and REQUIRED arguments and set CURSES_FOUND to TRUE if
157 # all listed variables are TRUE
158 include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
159 FIND_PACKAGE_HANDLE_STANDARD_ARGS(Curses DEFAULT_MSG
160 CURSES_LIBRARY CURSES_INCLUDE_PATH)
165 CURSES_CURSES_INCLUDE_PATH
166 CURSES_CURSES_LIBRARY
167 CURSES_NCURSES_INCLUDE_PATH
168 CURSES_NCURSES_LIBRARY
173 CURSES_CURSES_HAS_WSYNCUP
174 CURSES_NCURSES_HAS_WSYNCUP