On Sun, Aug 16, 2020 at 07:42:57PM -0400, Issam E. Maghni wrote: > Following > https://lists.gnu.org/archive/html/automake-patches/2020-08/msg00004.html
> > The first form is easier to implement and directly available in BusyBox. > > https://pubs.opengroup.org/onlinepubs/9699919799/utilities/test.html Is there a specific use case that is causing problems? The POSIX standard says that 'test' and '[' are semantically equivalent and '[' should be present on any POSIX system. I can understand that a broken system might be missing '[', but this hasn't been a problem for 25+ years. Can you elaborate? Thanks, Ben