K 10
svn:author
V 6
emaste
K 8
svn:date
V 27
2021-10-17T18:49:19.396780Z
K 7
svn:log
V 660
ar: provide error exit status upon failure

Previously ar and ranlib returned with exit status 0 (success) in the
case of a missing file or other error.  Update to use error handling
similar to that added by ELF Tool Chain after that project forked
FreeBSD's ar.

PR:		PR257599 [exp-run]
Reported by:	Shawn Webb, gehmehgeh (on HardenedBSD IRC)
Reviewed by:	markj
Obtained from:	elftoolchain
MFC after:	2 months
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D31402

(cherry picked from commit 38911b3c2c7dbb9a097b44856472ebbbedde71fc)

Git Hash:   fb15a9f90b29da471892ad1e0a1bb7173a7da858
Git Author: emaste@FreeBSD.org
END