* guix/tests.scm (derivation-narinfo, call-with-derivation-narinfo): New
procedures.
(with-derivation-narinfo): New macro.
* tests/derivations.scm ("derivation-prerequisites-to-build and
substitutes"): Use them.
* guix/scripts/lint.scm (check-description-style): Exception for
upper-case rule if the description starts with the package name.
* tests/lint.scm: Test it.
* guix/scripts/lint.scm (start-with-capital-letter?): Rename too...
(properly-starts-sentence?): Rewrite with regex and add digits.
(check-description-style, check-synopsis-style): Use it.
* tests/lint.scm: Add tests.
* guix/scripts/lint.scm (start-with-capital-letter?): Handle empty
strings.
(check-description-style): New check for end-of-sentence space.
* tests/lint.scm: Test it.
The procedure version-prefix truncates a version string to a certain
number of components. version-major+minor is a special case of this,
which extracts the "major.minor" part of the string. Previously this
was handled by an expression common to several packages.
* guix/utils.scm (version-prefix, version-major+minor): New procedures
* gnu/packages/backup.scm (duplicity): Use version-major+minor.
* gnu/packages/cmake.scm (cmake): Likewise.
* gnu/packages/gnome.scm (libbonobo, libbonoboui): Likewise.
* gnu/packages/gnutls.scm (gnutls): Likewise.
* gnu/packages/mail.scm (gmime): Likewise.
* gnu/packages/mpd.scm (mpd): Likewise.
* gnu/packages/mpi.scm (openmpi): Likewise.
Signed-off-by: Ludovic Courtès <ludo@gnu.org>
Fixes downloads from https://alioth.debian.org.
Reported by John Darrington <jmd@gnu.org>.
* guix/build/download.scm (http-fetch)[headers]: Add 'Accept'.
* guix/packages.scm (package-transitive-supported-systems): New procedure.
* tests/packages.scm ("package-transitive-supported-systems"): New test.
* build-aux/hydra/gnu-system.scm (package->job): Use it.
* guix/derivations.scm (<graft>): New record type.
(graft-derivation): Rename 'replacements' to 'grafts', and expect it
to be a list of <graft> records. Adjust accordingly.
* tests/derivations.scm ("graft-derivation"): Use 'graft' instead of
pairs in argument to 'graft-derivation'.
See <https://bugs.gnu.org/18747> for the original report.
* guix/download.scm (url-fetch): Comment out #:local-build? argument.
* guix/git-download.scm (git-fetch): Likewise.
* guix/svn-download.scm (svn-fetch): Likewise.
This reduces run time of (package-derivation s emacs) by ~1.5%.
* guix/utils.scm (bytevector->base16-string): Traverse BV from the end
so as to use 'string-concatenate' instead of
'string-concatenate-reverse'.
This reduces run time of (package-derivation s emacs) by ~5%.
* guix/derivations.scm (search-path*): New procedure.
(imported-modules): Use it instead of 'search-path'.
This reduces run time of (package-derivation s emacs) by ~10%.
* guix/derivations.scm (derivation-path->base16-hash): New procedure.
(derivation-hash): Use it.
* guix/scripts/package.scm (switch-to-generation): New procedure.
(switch-to-previous-generation): Use it.
(guix-package): Adjust for '--switch-generation' option.
* tests/guix-package.sh: Test it.
* doc/guix.texi (Invoking guix package): Document it.
* guix/scripts/substitute-binary.scm (%cache-url): Ignore the
'GUIX_BINARY_SUBSTITUTE_URL' environment variable.
* test-env.in: Invoke 'guix-daemon' with '--substitute-urls'.
* tests/substitute-binary.scm: Set '%cache-url' to the value of
'GUIX_BINARY_SUBSTITUTE_URL'.
* guix/packages.scm (<package> printer): Check whether LOC is #f.
* tests/packages.scm ("printer with location", "printer without
location"): New tests.
* guix/derivations.scm (graft-derivation): New procedure.
* guix/build/graft.scm: New file.
* Makefile.am (MODULES): Add it.
* tests/derivations.scm ("graft-derivation"): New test.
* guix/scripts/lint.scm (check-start-article): use "string-ci=?" instead of
"string=?".
* tests/lint.scm ("synopsis: starts with 'a'",
"synopsis: starts with 'an'"): New tests.
* guix/scripts/lint.scm (check-description-style,
check-synopsis-start-upper-case): New methods.
* tests/lint.scm ("description: does not start with an upper-case letter",
"synopsis: does not start with an upper-case letter"): New tests.