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 14:40:58 +0000 (16:40 +0200)
commit5e5923f272682476c053e5afd705e0f6b4595cbf
treee48142eb603f79820be63c33406d9eca98f3a13d
parentfba9fd963bb3b5fafdb123788b3fabe6ed0830c9
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)
src/veritysetup/veritysetup.c