mirror of https://github.com/fltk/fltk.git
FLTK - Fast Light Tool Kit - https://github.com/fltk/fltk - cross platform GUI development
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195 lines
6.6 KiB
195 lines
6.6 KiB
# |
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# "$Id$" |
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# |
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# Main CMakeLists.txt to build the FLTK project using CMake (www.cmake.org) |
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# Written by Michael Surette |
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# |
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# Copyright 1998-2015 by Bill Spitzak and others. |
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# |
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# This library is free software. Distribution and use rights are outlined in |
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# the file "COPYING" which should have been included with this file. If this |
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# file is missing or damaged, see the license at: |
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# |
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# http://www.fltk.org/COPYING.php |
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# |
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# Please report all bugs and problems on the following page: |
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# |
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# http://www.fltk.org/str.php |
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# |
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####################################################################### |
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# check for headers, libraries and functions |
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####################################################################### |
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# headers |
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find_file(HAVE_ALSA_ASOUNDLIB_H alsa/asoundlib.h) |
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find_file(HAVE_DLFCN_H dlfcn.h) |
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find_file(HAVE_FREETYPE_H freetype.h PATH_SUFFIXES freetype2 freetype2/freetype) |
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find_file(HAVE_GL_GL_H GL/gl.h) |
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find_file(HAVE_GL_GLU_H GL/glu.h) |
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find_file(HAVE_LIBPNG_PNG_H libpng/png.h) |
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find_file(HAVE_LOCALE_H locale.h) |
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find_file(HAVE_OPENGL_GLU_H OpenGL/glu.h) |
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find_file(HAVE_PNG_H png.h) |
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find_file(HAVE_PTHREAD_H pthread.h) |
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find_file(HAVE_STDIO_H stdio.h) |
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find_file(HAVE_STRINGS_H strings.h) |
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find_file(HAVE_SYS_SELECT_H sys/select.h) |
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find_file(HAVE_SYS_STDTYPES_H sys/stdtypes.h) |
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find_file(HAVE_X11_XREGION_H X11/Xregion.h) |
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find_path(HAVE_XDBE_H Xdbe.h PATH_SUFFIXES X11/extensions extensions) |
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if (MSVC) |
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message(STATUS "Note: The following three headers should all be found!") |
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message(STATUS "HAVE_GL_GL_H = '${HAVE_GL_GL_H}'") |
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message(STATUS "HAVE_GL_GLU_H = '${HAVE_GL_GLU_H}'") |
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message(STATUS "HAVE_LOCALE_H = '${HAVE_LOCALE_H}'") |
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message(STATUS "If one of these headers was not found, run cmake-gui ...") |
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message(STATUS "... again from a Visual Studio developer command prompt!") |
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endif (MSVC) |
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# Simulate the behavior of autoconf macro AC_HEADER_DIRENT, see: |
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# https://www.gnu.org/software/autoconf/manual/autoconf-2.69/html_node/Particular-Headers.html |
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# "Check for the following header files. For the first one that is found |
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# and defines ‘DIR’, define the listed C preprocessor macro ..." |
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# |
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# Note: we don't check if it really defines 'DIR', but we stop processing |
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# once we found the first suitable header file. |
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find_file(HAVE_DIRENT_H dirent.h) |
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if(NOT HAVE_DIRENT_H) |
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find_file(HAVE_SYS_NDIR_H sys/ndir.h) |
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if(NOT HAVE_SYS_NDIR_H) |
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find_file(HAVE_SYS_DIR_H sys/dir.h) |
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if(NOT HAVE_SYS_DIR_H) |
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find_file(HAVE_NDIR_H ndir.h) |
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endif(NOT HAVE_SYS_DIR_H) |
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endif(NOT HAVE_SYS_NDIR_H) |
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endif(NOT HAVE_DIRENT_H) |
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mark_as_advanced(HAVE_ALSA_ASOUNDLIB_H HAVE_DIRENT_H HAVE_DLFCN_H) |
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mark_as_advanced(HAVE_FREETYPE_H HAVE_GL_GL_H HAVE_GL_GLU_H) |
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mark_as_advanced(HAVE_LIBPNG_PNG_H HAVE_LOCALE_H HAVE_NDIR_H) |
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mark_as_advanced(HAVE_OPENGL_GLU_H HAVE_PNG_H HAVE_PTHREAD_H) |
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mark_as_advanced(HAVE_STDIO_H HAVE_STRINGS_H HAVE_SYS_DIR_H) |
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mark_as_advanced(HAVE_SYS_NDIR_H HAVE_SYS_SELECT_H) |
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mark_as_advanced(HAVE_SYS_STDTYPES_H HAVE_XDBE_H) |
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mark_as_advanced(HAVE_X11_XREGION_H) |
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# where to find freetype headers |
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find_path(FREETYPE_PATH freetype.h PATH_SUFFIXES freetype2) |
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find_path(FREETYPE_PATH freetype/freetype.h PATH_SUFFIXES freetype2) |
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if(FREETYPE_PATH) |
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include_directories(${FREETYPE_PATH}) |
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endif(FREETYPE_PATH) |
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mark_as_advanced(FREETYPE_PATH) |
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####################################################################### |
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# libraries |
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find_library(LIB_CAIRO cairo) |
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find_library(LIB_dl dl) |
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find_library(LIB_fontconfig fontconfig) |
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find_library(LIB_freetype freetype) |
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find_library(LIB_GL GL) |
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find_library(LIB_MesaGL MesaGL) |
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find_library(LIB_jpeg jpeg) |
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find_library(LIB_png png) |
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find_library(LIB_zlib z) |
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mark_as_advanced(LIB_CAIRO LIB_dl LIB_fontconfig LIB_freetype) |
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mark_as_advanced(LIB_GL LIB_MesaGL) |
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mark_as_advanced(LIB_jpeg LIB_png LIB_zlib) |
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####################################################################### |
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# functions |
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include(CheckFunctionExists) |
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# save CMAKE_REQUIRED_LIBRARIES (is this really necessary ?) |
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if(DEFINED CMAKE_REQUIRED_LIBRARIES) |
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set(SAVED_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES}) |
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else(DEFINED CMAKE_REQUIRED_LIBRARIES) |
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unset(SAVED_REQUIRED_LIBRARIES) |
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endif(DEFINED CMAKE_REQUIRED_LIBRARIES) |
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set(CMAKE_REQUIRED_LIBRARIES) |
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if(HAVE_DLFCN_H) |
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set(HAVE_DLFCN_H 1) |
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endif(HAVE_DLFCN_H) |
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set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_DL_LIBS}) |
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CHECK_FUNCTION_EXISTS(dlsym HAVE_DLSYM) |
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set(CMAKE_REQUIRED_LIBRARIES) |
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CHECK_FUNCTION_EXISTS(localeconv HAVE_LOCALECONV) |
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if(LIB_png) |
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set(CMAKE_REQUIRED_LIBRARIES ${LIB_png}) |
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CHECK_FUNCTION_EXISTS(png_get_valid HAVE_PNG_GET_VALID) |
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CHECK_FUNCTION_EXISTS(png_set_tRNS_to_alpha HAVE_PNG_SET_TRNS_TO_ALPHA) |
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set(CMAKE_REQUIRED_LIBRARIES) |
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endif(LIB_png) |
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CHECK_FUNCTION_EXISTS(scandir HAVE_SCANDIR) |
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CHECK_FUNCTION_EXISTS(snprintf HAVE_SNPRINTF) |
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# not really true but we convert strcasecmp calls to _stricmp calls in flstring.h |
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if(MSVC) |
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set(HAVE_STRCASECMP 1) |
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endif(MSVC) |
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CHECK_FUNCTION_EXISTS(strcasecmp HAVE_STRCASECMP) |
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CHECK_FUNCTION_EXISTS(strlcat HAVE_STRLCAT) |
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CHECK_FUNCTION_EXISTS(strlcpy HAVE_STRLCPY) |
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CHECK_FUNCTION_EXISTS(vsnprintf HAVE_VSNPRINTF) |
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if(HAVE_SCANDIR AND NOT HAVE_SCANDIR_POSIX) |
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set(MSG "POSIX compatible scandir") |
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message(STATUS "Looking for ${MSG}") |
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try_compile(V |
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${FLTK_BINARY_DIR} |
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${FLTK_SOURCE_DIR}/CMake/posixScandir.cxx |
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) |
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if(V) |
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message(STATUS "${MSG} - found") |
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set(HAVE_SCANDIR_POSIX 1 CACHE INTERNAL "") |
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else() |
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message(STATUS "${MSG} - not found") |
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set(HAVE_SCANDIR_POSIX HAVE_SCANDIR_POSIX-NOTFOUND) |
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endif(V) |
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endif(HAVE_SCANDIR AND NOT HAVE_SCANDIR_POSIX) |
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mark_as_advanced(HAVE_SCANDIR_POSIX) |
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# restore CMAKE_REQUIRED_LIBRARIES (is this really necessary ?) |
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if(DEFINED SAVED_REQUIRED_LIBRARIES) |
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set(CMAKE_REQUIRED_LIBRARIES ${SAVED_REQUIRED_LIBRARIES}) |
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unset(SAVED_REQUIRED_LIBRARIES) |
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else(DEFINED SAVED_REQUIRED_LIBRARIES) |
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unset(CMAKE_REQUIRED_LIBRARIES) |
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endif(DEFINED SAVED_REQUIRED_LIBRARIES) |
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####################################################################### |
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# packages |
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# Doxygen: necessary for HTML and PDF docs |
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find_package(Doxygen) |
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# LaTex: necessary for PDF docs (note: FindLATEX doesn't return LATEX_FOUND) |
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# Note: we only check existence of `latex' (LATEX_COMPILER), hence |
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# building the pdf docs may still fail because of other missing tools. |
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set (LATEX_FOUND) |
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if (DOXYGEN_FOUND) |
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find_package(LATEX) |
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if (LATEX_COMPILER AND NOT LATEX_FOUND) |
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set(LATEX_FOUND YES) |
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endif (LATEX_COMPILER AND NOT LATEX_FOUND) |
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endif (DOXYGEN_FOUND) |
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# message("Doxygen found : ${DOXYGEN_FOUND}") |
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# message("LaTex found : ${LATEX_FOUND}") |
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# message("LaTex Compiler : ${LATEX_COMPILER}") |
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# |
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# End of "$Id$". |
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#
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