* language specification files are no longer configured with "configure"
* add substitutions for %bindir%, %libdir%, and various llvmgcc related
variables needed in the c and cpp spec files.
* Implement the stubstituions in the Compiler Driver.
* Move st.in to projects/Stacker/tools/stkrc where it belongs.
llvm-svn: 22128
- cleaned up lexical scanner
- added support for "lang.optN" configuration items
- added temporary file support (ala lib/System)
- corrected logic for deciding which phases to run
- consolidated the Action and ActionPattern classes
llvm-svn: 15765
understand recursive descent parser, we can easily handle more syntax
variety, and we can more easily change the configuration items accepted.
llvm-svn: 15732