import StaticFlags
import HsSyn
import RdrHsSyn
-
import PrelNames
import RdrName
import TcHsSyn
gbl {
tcg_rdr_env = plusOccEnv (tcg_rdr_env gbl) rdr_env,
tcg_imports = tcg_imports gbl `plusImportAvails` imports,
- tcg_rn_imports = fmap (const rn_imports) (tcg_rn_imports gbl),
+ tcg_rn_imports = rn_imports,
tcg_inst_env = extendInstEnvList (tcg_inst_env gbl) home_insts,
tcg_fam_inst_env = extendFamInstEnvList (tcg_fam_inst_env gbl)
home_fam_insts,
pp_main_fn | main_fn == main_RDR_Unqual = ptext (sLit "function") <+> quotes (ppr main_fn)
| otherwise = ptext (sLit "main function") <+> quotes (ppr main_fn)
+-- | Get the unqualified name of the function to use as the \"main\" for the main module.
+-- Either returns the default name or the one configured on the command line with -main-is
+getMainFun :: DynFlags -> RdrName
+getMainFun dflags = case (mainFunIs dflags) of
+ Just fn -> mkRdrUnqual (mkVarOccFS (mkFastString fn))
+ Nothing -> main_RDR_Unqual
\end{code}
Note [Root-main Id]