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authorLudovic Courtès <ludo@gnu.org>2014-02-21 17:54:32 +0100
committerLudovic Courtès <ludo@gnu.org>2014-02-21 23:49:52 +0100
commit3140f2df423d1235c3766e3478a429ac89d882ed (patch)
treea250657c8c3682f5be9f40493d328f9c9ab83f20 /doc
parentc1d52c71aa4fc8085a9737ad1b235ca53a854649 (diff)
downloadguix-3140f2df423d1235c3766e3478a429ac89d882ed.tar
guix-3140f2df423d1235c3766e3478a429ac89d882ed.tar.gz
guix hash: Add '--recursive'.
* guix/scripts/hash.scm (show-help): Add --recursive. (%options): Likewise. (guix-hash)[file-hash]: New procedure. Honor --recursive. Use it. * guix/nar.scm (write-file): Add missing field to the &nar-error condition raised upon unsupported file type; change its message to be more descriptive. * tests/guix-hash.sh: Add tests with -r. * doc/guix.texi (Invoking guix hash): Document --recursive.
Diffstat (limited to 'doc')
-rw-r--r--doc/guix.texi13
1 files changed, 13 insertions, 0 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 34f6810f34..ce011959ad 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -1958,6 +1958,19 @@ If the @option{--format} option is not specified, @command{guix hash}
will output the hash in @code{nix-base32}. This representation is used
in the definitions of packages.
+@item --recursive
+@itemx -r
+Compute the hash on @var{file} recursively.
+
+In this case, the hash is computed on an archive containing @var{file},
+including its children if it is a directory. Some of @var{file}'s
+meta-data is part of the archive; for instance, when @var{file} is a
+regular file, the hash is different depending on whether @var{file} is
+executable or not. Meta-data such as time stamps has no impact on the
+hash (@pxref{Invoking guix archive}).
+@c FIXME: Replace xref above with xref to an ``Archive'' section when
+@c it exists.
+
@end table
@node Invoking guix refresh