Implement <rdar://problem/7303432> [Clang/Index] In-memory-style AST generation API (initial API implementation).

Added clang_createTranslationUnitFromSourceFile().
Changed clang_createIndex() to lookup the location of clang (using dladdr).


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@84198 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed