def Lake.compileLeanModule (name : String) (leanFile : Lake.FilePath) (oleanFile? : Option Lake.FilePath) (ileanFile? : Option Lake.FilePath) (cFile? : Option Lake.FilePath) (leanPath : optParam Lake.SearchPath []) (rootDir : optParam Lake.FilePath { toString := "." }) (dynlibs : optParam (Array Lake.FilePath) #[]) (dynlibPath : optParam Lake.SearchPath ∅) (leanArgs : optParam (Array String) #[]) (lean : optParam Lake.FilePath { toString := "lean" }) : Lake.BuildM Unit

def Lake.compileO (name : String) (oFile : Lake.FilePath) (srcFile : Lake.FilePath) (moreArgs : optParam (Array String) #[]) (compiler : optParam Lake.FilePath { toString := "cc" }) : Lake.BuildM Unit

def Lake.compileStaticLib (name : String) (libFile : Lake.FilePath) (oFiles : Array Lake.FilePath) (ar : optParam Lake.FilePath { toString := "ar" }) : Lake.BuildM Unit

def Lake.compileSharedLib (name : String) (libFile : Lake.FilePath) (linkArgs : Array String) (linker : optParam Lake.FilePath { toString := "cc" }) : Lake.BuildM Unit

def Lake.compileExe (name : String) (binFile : Lake.FilePath) (linkFiles : Array Lake.FilePath) (linkArgs : optParam (Array String) #[]) (linker : optParam Lake.FilePath { toString := "cc" }) : Lake.BuildM Unit

def Lake.download (name : String) (url : String) (file : Lake.FilePath) : Lake.LogIO PUnit

Download a file using curl, clobbering any existing file.

def Lake.untar (name : String) (file : Lake.FilePath) (dir : Lake.FilePath) (gzip : optParam Bool true) : Lake.LogIO PUnit

Unpack an archive file using tar into the directory dir.

def Lake.tar (name : String) (dir : Lake.FilePath) (file : Lake.FilePath) (gzip : optParam Bool true) (excludePaths : optParam (Array Lake.FilePath) #[]) : Lake.LogIO PUnit

Pack a directory dir using tar into the archive file.