Re: config variables in config.h

[Guido Draheim]

Es schrieb Viktor Pavlenko:
> 
> Hello,
> 
> I would like my program to know where it has been installed, in
> particular, the location of $datadir. Looks like a natural way to do
> it is to have a #define in config.h, like this:
> 
> /*
>  * myprog data directory
>  */
> #define MYPROG_DATA_DIR "/usr/local/share/myprog"
> 
> I tried the following in configure.in:
> 
> AC_DEFINE_UNQUOTED(MYPROG_DATA_DIR,$datadir,[myprog data directory])
> 
> but it doesn't work ($prefix/share is inserted and not expanded). I
> would appreciate it if someone could tell me how to do this properly.
> 

http://ac-archive.sf.net/Miscellaneous/ac_define_dir.html

There are a lot of things that people have done often and 
which have been memorized in the ac-archive. If you make
up your own ac-macros, just send them to me :-)