[bt-devel] cmake system and building one .cpp file

[Martin Gruner]

Hi Eeli and Benjie,

am Mittwoch, 23. Mai 2007 um 09:17 schrieben Sie:

> On Tue, 22 May 2007 cricketc at gmail.com wrote:
>> $cmake ../bibletime
>> -- Check for working CXX compiler: /usr/bin/g++
>> -- Check for working CXX compiler: /usr/bin/g++ -- works
>> -- Looking for Q_WS_X11
>> CMake Error: Unknown extension ".c" for file
>> "/home/kde4/bibletime-build/CMakeFiles/CMakeTmp/CheckSymbolExists.c".
>> TRY_COMPILE only works for enabled languages.
>> Currently enabled languages are: CXX
>> See PROJECT command for help enabling other languages.
>> -- Looking for Q_WS_X11 - not found.
>> -- Looking for Q_WS_MAC

> These are not dangerous, it should still work.


>> CMake Error: Error in cmake code at
>> ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmpQmake/tmp.pro:27:
>> MATH cannot parse the expression: "sh: ARGS: not found*10000 + sh:
>> ARGS: not found*100 + sh: ARGS: not found": syntax error, unexpected
>> exp_TIMES, expecting exp_OPENPARENT or exp_NUMBER (20)

> This is exactly the same error I got. Find file FindKDE4Internal.cmake
> in your system. Find where it it uses macro_ensure_version to check gcc
> version, somewhere around line 711. The problem was that couple of lines
> above it tries to use variable CMAKE_C_COMPILER but it doesn't exist or
> something. Changing it to CMAKE_CXX_COMPILER worked for me. Another but
> dirty option is to change ${_gcc_version} to "4.1.2" (or your gcc
> version, in Kubuntu Feisty it's this).

I'm going to fix these 2 tonight, I think I know the cause. Probably
my fault.


>> -- Didn't find KDE4 headers
>> -- Found KDE4 library dir: /home/kde4/kde/lib
>> -- Found KDE4 kconfig_compiler preprocessor:
>> /home/kde4/kde/bin/kconfig_compiler
>> CMake Error: ERROR: could NOT find everything required for compiling
>> KDE 4 programs

> Me too. Find kde4 include directory and add it by hand. Note that using
> ccmake could be good idea. I use 'ccmake -G "Unix Makefiles" ..' in
> build directory. I hope you learn to how to use it by yourself, basic
> usage is to press c couple of times to go through some configuration
> phases and change variables by hand if necessary, then press g.

>> Thanks for your offer to help, I need it.:) My gtalk is just the
>> address I send these messages from, but I'm about 8-9 hours behind you
>> in time. About the only time I can work on this is during the evenings
>> during the week (which would be early morning your time), but maybe we
>> can connect on the weekend. I added your contact information to my
>> contacts, so hopefully we'll connect sometime.

> Ok, I will start my IM program up.

Yeah, can you give me your details (off-list) then?

Alternatively, we could use IRC. Sword meets on #sword in freenode, we
could start using #bibletime there. What do you think? This has the
advantage that we can document it and that others can join.

mg