On Tue, Apr 10, 2018 at 09:28:42AM +0200, dexen deVries wrote: > the man page of test(1) mentions "-l string" as string length operator > for -eq, -gt, etc. > but there seems to be nothing in the plan9port's src/cmd/test.c, nor > in 9p.io/sources/cmd/test.c > > is there any implementation of this floating around? >
Sure, in the research unix releases (e.g. [1]). No idea why it got dropped en route to today. Further: unknown why someone cared enough to drop the feature but not enough to fix the man page. khm 1 - https://raw.githubusercontent.com/dspinellis/unix-history-repo/Research-V7-Snapshot-Development/usr/src/cmd/test.c