Where to find code for interpreting c escape sequences?

[Georg-Johann Lay]

Lkjnlkjn Lkjnlkjn schrieb:
> They'll be passed as args to program and I'd like to be able to interpret them as such. I think that gcc source files may have this code, but I don't know where exactly, therefore I'd appreciate a link.
> 
> E. g.: program \t
> I'd like to convert "\t" to 0x09. And to do the same for all c escape sequences. 

You can simply write
    int tab = '\t';
in you program and tab will be set to 9.

As far as GCC is concerned, you might find the definition of ESCAPES in
    ./gcc/config/elfos.h
helpful.