diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/spack/spack/cmd/checksum.py | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/spack/spack/cmd/checksum.py b/lib/spack/spack/cmd/checksum.py index 9e5e32b3b7..f927d2d922 100644 --- a/lib/spack/spack/cmd/checksum.py +++ b/lib/spack/spack/cmd/checksum.py @@ -3,7 +3,6 @@ # # SPDX-License-Identifier: (Apache-2.0 OR MIT) -import argparse import re import sys @@ -67,11 +66,18 @@ def setup_parser(subparser): modes_parser.add_argument( "--verify", action="store_true", default=False, help="verify known package checksums" ) - subparser.add_argument("package", help="package or spec. for example cmake or cmake@3.18") + subparser.add_argument("package", help="name or spec (e.g. `cmake` or `cmake@3.18`)") subparser.add_argument( - "versions", nargs=argparse.REMAINDER, help="versions to generate checksums for" + "versions", + nargs="*", + help="checksum these specific versions (if omitted, Spack searches for remote versions)", ) arguments.add_common_arguments(subparser, ["jobs"]) + subparser.epilog = ( + "examples:\n" + " `spack checksum zlib@1.2` autodetects versions 1.2.0 to 1.2.13 from the remote\n" + " `spack checksum zlib 1.2.13` checksums exact version 1.2.13 directly without search\n" + ) def checksum(parser, args): |