This does not seem to work (maybe it was before, from what I read here: https://stackoverflow.com/questions/2129391/append-to-gnu-make-variables-via-command-line). The "override" directive is another option but this requires using it everywhere.
On Mon, Sep 7, 2020, at 17:13, Gregory Nutt wrote: > > > I see that it is possible to use: > > > > make EXTRAFLAGS=<some flags> > > > > to pass flags to be used during compilation, but there does not seem to be > > a way to pass extra > > link-time flags. There is EXTRA_LIBS and EXTRA_LIBPATHS but these are used > > internally and if I do: > > > > make EXTRA_LIBS=<flags> EXTRA_LIBPATHS=<flags> > > > > these <flags> override the internal ones and compilation fails. Is there a > > way to do this already or > > it is something that would need to be added? Note that I'm aware that you > > could do this from each board's > > Make.defs, but the point is to allow linking against external library > > without modifying anything inside nuttx/ > > each time. > > How about: > > make EXTRA_LIBS += <flags> EXTRA_LIBPATHS += <flags> > >
