/// EvaluateHasIncludeNext - Process '__has_include_next("path")' expression.
/// Returns true if successful.
static bool EvaluateHasIncludeNext(Token &Tok,
IdentifierInfo *II, Preprocessor &PP) {
// __has_include_next is like __has_include, except that we start
// searching after the current found directory. If we can't do this,
// issue a diagnostic.
const DirectoryLookup *Lookup = PP.GetCurDirLookup();
if (PP.isInPrimaryFile()) {
Lookup = 0;
PP.Diag(Tok, diag::pp_include_next_in_primary);
} else if (Lookup == 0) {
PP.Diag(Tok, diag::pp_include_next_absolute_path);
} else {
// Start looking up in the next directory.
++Lookup;
}
return EvaluateHasIncludeCommon(Tok, II, PP, Lookup);
}
