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author | Luther Thompson <lutheroto@gmail.com> | 2015-11-22 21:47:59 +0000 |
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committer | Pádraig Brady <P@draigBrady.com> | 2015-11-23 12:58:10 +0000 |
commit | 9fd0662faa4db68dea4fb4ba3f918b6a8f9598c4 (patch) | |
tree | ad24dd918bd5eb04c1fff1584c622326a68b5ca5 /doc | |
parent | 561f759b01cedda112d696071d205d26b9196d89 (diff) | |
download | coreutils-9fd0662faa4db68dea4fb4ba3f918b6a8f9598c4.tar.xz |
md5sum,sha*sum: add --ignore-missing for checking a subset of files
* doc/coreutils.texi (md5sum invocation): Document the new option.
* src/md5sum.c (digest_file): Return an empty digest to indicate
a missing file.
(digest_check): Don't fail or output status given an empty checksum.
(usage): Document the new option.
(main): Process and validate the new option.
* tests/misc/md5sum.pl: Add new test cases.
* NEWS: Mention the new feature.
Fixes http://bugs.gnu.org/15604
Diffstat (limited to 'doc')
-rw-r--r-- | doc/coreutils.texi | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/coreutils.texi b/doc/coreutils.texi index 0e28f4971..7918aec6a 100644 --- a/doc/coreutils.texi +++ b/doc/coreutils.texi @@ -3830,6 +3830,14 @@ an MD5 checksum inconsistent with the associated file, or if no valid line is found, @command{md5sum} exits with nonzero status. Otherwise, it exits successfully. +@item --ignore-missing +@opindex --ignore-missing +@cindex verifying MD5 checksums +This option is useful only when verifying checksums. +When verifying checksums, don't fail or report any status +for missing files. This is useful when verifying a subset +of downloaded files given a larger list of checksums. + @item --quiet @opindex --quiet @cindex verifying MD5 checksums |