diff --git a/CMakeLists.txt b/CMakeLists.txt index 66239595ef..a27c66226e 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -573,22 +573,24 @@ macro (CMAKE_BUILD_UTILITIES) #--------------------------------------------------------------------- # Use curses? if (UNIX) - # there is a bug in the Syllable libraries which makes linking ccmake fail, Alex - if(NOT CMAKE_SYSTEM_NAME MATCHES syllable) - set(CURSES_NEED_NCURSES TRUE) - find_package(Curses QUIET) - if (CURSES_LIBRARY) - option(BUILD_CursesDialog "Build the CMake Curses Dialog ccmake" ON) - else () - message("Curses libraries were not found. Curses GUI for CMake will not be built.") - set(BUILD_CursesDialog 0) - endif () - else() - set(BUILD_CursesDialog 0) + if(NOT DEFINED BUILD_CursesDialog) + include(${CMake_SOURCE_DIR}/Source/Checks/Curses.cmake) + option(BUILD_CursesDialog "Build the CMake Curses Dialog ccmake" "${CMakeCheckCurses_COMPILED}") endif() else () set(BUILD_CursesDialog 0) endif () + if(BUILD_CursesDialog) + set(CURSES_NEED_NCURSES TRUE) + find_package(Curses) + if(NOT CURSES_FOUND) + message(WARNING + "'ccmake' will not be built because Curses was not found.\n" + "Turn off BUILD_CursesDialog to suppress this message." + ) + set(BUILD_CursesDialog 0) + endif() + endif() if(BUILD_CursesDialog) if(NOT CMAKE_USE_SYSTEM_FORM) add_subdirectory(Source/CursesDialog/form) diff --git a/Source/Checks/Curses.cmake b/Source/Checks/Curses.cmake new file mode 100644 index 0000000000..46dc770074 --- /dev/null +++ b/Source/Checks/Curses.cmake @@ -0,0 +1,41 @@ +message(STATUS "Checking for curses support") + +# Try compiling a simple project using curses. +# Pass in any cache entries that the user may have set. +set(CMakeCheckCurses_ARGS "") +foreach(v + CURSES_INCLUDE_PATH + CURSES_CURSES_LIBRARY + CURSES_NCURSES_LIBRARY + CURSES_EXTRA_LIBRARY + CURSES_FORM_LIBRARY + ) + if(${v}) + list(APPEND CMakeCheckCurses_ARGS -D${v}=${${v}}) + endif() +endforeach() +file(REMOVE_RECURSE "${CMake_BINARY_DIR}/Source/Checks/Curses-build") +try_compile(CMakeCheckCurses_COMPILED + ${CMake_BINARY_DIR}/Source/Checks/Curses-build + ${CMake_SOURCE_DIR}/Source/Checks/Curses + CheckCurses # project name + CheckCurses # target name + CMAKE_FLAGS + "-DCMAKE_C_FLAGS:STRING=${CMAKE_C_FLAGS}" + ${CMakeCheckCurses_ARGS} + OUTPUT_VARIABLE CMakeCheckCurses_OUTPUT + ) + +# Covnert result from cache entry to normal variable. +set(CMakeCheckCurses_COMPILED "${CMakeCheckCurses_COMPILED}") +unset(CMakeCheckCurses_COMPILED CACHE) + +if(CMakeCheckCurses_COMPILED) + message(STATUS "Checking for curses support - Success") + file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log + "Checking for curses support passed with the following output:\n${CMakeCheckCurses_OUTPUT}\n\n") +else() + message(STATUS "Checking for curses support - Failed") + file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log + "Checking for curses support failed with the following output:\n${CMakeCheckCurses_OUTPUT}\n\n") +endif() diff --git a/Source/Checks/Curses/CMakeLists.txt b/Source/Checks/Curses/CMakeLists.txt new file mode 100644 index 0000000000..17318a33b2 --- /dev/null +++ b/Source/Checks/Curses/CMakeLists.txt @@ -0,0 +1,25 @@ +cmake_minimum_required(VERSION 3.1) +if(POLICY CMP0060) + cmake_policy(SET CMP0060 NEW) +endif() +project(CheckCurses C) + +set(CURSES_NEED_NCURSES TRUE) +find_package(Curses) +if(NOT CURSES_FOUND) + return() +endif() +include_directories(${CURSES_INCLUDE_DIRS}) +add_executable(CheckCurses CheckCurses.c) +target_link_libraries(CheckCurses ${CURSES_LIBRARIES}) + +foreach(h + CURSES_HAVE_CURSES_H + CURSES_HAVE_NCURSES_H + CURSES_HAVE_NCURSES_NCURSES_H + CURSES_HAVE_NCURSES_CURSES_H + ) + if(${h}) + target_compile_definitions(CheckCurses PRIVATE ${h}) + endif() +endforeach() diff --git a/Source/Checks/Curses/CheckCurses.c b/Source/Checks/Curses/CheckCurses.c new file mode 100644 index 0000000000..857ae28dd3 --- /dev/null +++ b/Source/Checks/Curses/CheckCurses.c @@ -0,0 +1,15 @@ +#if defined(CURSES_HAVE_NCURSES_H) +#include +#elif defined(CURSES_HAVE_NCURSES_NCURSES_H) +#include +#elif defined(CURSES_HAVE_NCURSES_CURSES_H) +#include +#else +#include +#endif + +int main() +{ + curses_version(); + return 0; +}