Hello, Have you tried PROJECT( myproject CXX ) ?
On Tue, Mar 31, 2009 at 5:53 PM, Alexandre Feblot <[email protected]> wrote: > Well, I indeed found this to work, but my project has about 20000 c files. > > Alin, forcing CC to a C++ compiler is not an option either, as I also have a > couple of libs which must be compiled with a C-ansi compiler. > > > I found that I could get the correct behaviour by modifying the value of > CMAKE_<LANG>_SOURCE_FILE_EXTENSIONS in the generated files > <build_dir>/CMakeFiles/Cmake{CC,CXX}Compiler.cmake > > BUT: > These files are read when calling 'project()'. They set the initial value for > CMAKE_<LANG>_SOURCE_FILE_EXTENSIONS, which then seem to be used once for all > by cmake. Any later attempt to change them has no effect. > > So, should these CMAKE_<LANG>_SOURCE_FILE_EXTENSIONS variables be > considerered as read-only? > Is this a bug? > > > > -----Original Message----- > From: [email protected] [mailto:[email protected]] On Behalf Of > Pau Garcia i Quiles > Sent: Tuesday, 31 March 2009 17:21 > To: Alexandre Feblot > Cc: Cmake Mailing List > Subject: Re: [CMake] Compile all .c source files with the CXX compiler > > Hello, > > Try > > SET_SOURCE_FILES_PROPERTIES( file1.c file2.c file3.c PROPERTIES LANGUAGE CXX ) > > On Tue, Mar 31, 2009 at 5:16 PM, Alexandre Feblot > <[email protected]> wrote: >> Hi, >> >> In my project, all sources named .c are C++ files, and should be considered >> as CXX language files. >> >> I tried to set this with CMAKE_<LANG>_SOURCE_FILE_EXTENSIONS, at the very >> beginning of my project, without success. How should I do it? >> >> >> >> cmake_minimum_required (VERSION 2.6) >> >> project(MY_PROJECT) >> >> # Can't changes the following values before calling project(), which reset >> them to default values. >> >> list(REMOVE_ITEM CMAKE_C_SOURCE_FILE_EXTENSIONS c) >> list(APPEND CMAKE_CXX_SOURCE_FILE_EXTENSIONS c) >> # value: CMAKE_C_SOURCE_FILE_EXTENSIONS: >> # value: CMAKE_CXX_SOURCE_FILE_EXTENSIONS: C;M;c++;cc;cpp;cxx;m;mm;c >> >> But later on, my .c files are still considered as C files, as shown with: >> >> >> >> get_source_file_property(lang source_file.c LANGUAGE) >> #value: lang: C > > > This email was sent to you by Thomson Reuters, the global news and > information company. > Any views expressed in this message are those of the individual sender, > except where the sender specifically states them to be the views of Thomson > Reuters. > > > -- Pau Garcia i Quiles http://www.elpauer.org (Due to my workload, I may need 10 days to answer) _______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the CMake FAQ at: http://www.cmake.org/Wiki/CMake_FAQ Follow this link to subscribe/unsubscribe: http://www.cmake.org/mailman/listinfo/cmake
