veritysetup: print help for --help/-h/help
authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Sat, 31 Jul 2021 07:00:11 +0000 (09:00 +0200)
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Fri, 6 Aug 2021 14:43:07 +0000 (16:43 +0200)
commitd3ba57d9522a9952740b71ef631065caa7df7cbe
tree4445bc25d6ddcda30afd4729a10ac0204700598c
parent5d01937fd64b225be982fbff150ccf24360005dc
veritysetup: print help for --help/-h/help

In general our commands print help on --help, but here this would trigger
the error that two arguments are needed. Let's make this more user-friendly.

(cherry picked from commit 5d5e43cc33637a12f743f17294cfbd3ede08a1b3)
(cherry picked from commit 8d9471cbca46115e6411b78abc5bc67390940cf1)
(cherry picked from commit e5715ab1c75a1b80c1a9a30f7d353b5fd09a93f2a)
src/veritysetup/veritysetup.c