This fixes a bug whereby some options, such as #:substitute-urls, would
be passed to the daemon too late to have an effect.
* guix/scripts/environment.scm (build-inputs): Remove call to
'set-build-options-from-command-line*'.
(guix-environment): Add call to 'set-build-options-from-command-line' as
early as possible.
* guix/scripts/lint.scm (patch-file-name): New procedure.
(check-vulnerabilities): Use it to filter out patched vulnerabilities.
* tests/lint.scm ("cve: one patched vulnerability"): New test.
Suggested by Hynek Urban <hynek.urban@gmail.com>.
* guix/scripts/substitute.scm (fetch-narinfos): Move body to...
[do-fetch]: ... here. New procedure.
Emit a warning when CACHE-INFO's prefix does not match.
* guix/import/cabal.scm (is-test): Allow spaces between keyword and
parentheses.
(is-id): Add argument 'port'. Allow spaces between keyword and column.
(lex-word): Adjust call to 'is-id'.
* guix/import/cabal.scm (is-true, is-false, lex-true, lex-false): New procedures.
(lex-word): Use them.
(make-cabal-parser): Add TRUE and FALSE tokens.
(eval): Add entries for 'true and 'false symbols.
As measured with:
time sh -c 'for i in `seq 1 10` ; do guix package --search-paths ; done'
On my machine, when running:
strace -o ,,s guix package --search-paths
the number returned by:
grep -E '^(open|l?stat).*\.go' ,,s | wc -l
drops from 1610 to 837.
* guix/scripts/package.scm: Remove two unnecessary #:use-module forms.
Autoload (gnu packages ...) modules.
Fixes <http://bugs.gnu.org/21991>.
Reported by Jan Synáček <jan.synacek@gmail.com>.
* guix/scripts/download.scm (guix-download): Call 'leave' when OPTS does
not contain an 'argument' key.
* guix/ftp-client.scm (ftp-open): Change to use 'match' instead of
car/cdr, and fix off-by-one (was '(null? addresses)' instead of
'(null? (cdr addresses))'.)
Fixes <http://bugs.gnu.org/21958>.
* guix/scripts/environment.scm (status->exit-code): New procedure.
(exit/status, primitive-exit/status): Use it.
* tests/guix-environment-container.sh: Add test.
Fixes <http://bugs.gnu.org/21925>.
Regression introduced in 279ec1d.
Reported by Chris Marusich <cmmarusich@gmail.com>.
* guix/ftp-client.scm (ftp-open): Restrict sockets to
SOCK_STREAM/IPPROTO_IP.
* guix/build/graft.scm (rewrite-directory)[rewrite-leaf]: Change to take
a single parameter. Add call to 'lstat'. Factorize result of
'destination'.
Use 'find-files' instead of 'file-system-fold'.
* guix/scripts/lint.scm (probe-uri): Add #:timeout parameter. Pass it
to 'open-connection-for-uri' and 'ftp-open'.
(validate-uri): Pass #:timeout 3 to 'probe-uri'.
* guix/build/download.scm (open-socket-for-uri): Always pass
AI_ADDRCONFIG to 'getaddrinfo' as recommended in the fine Guile
manual.
* guix/ftp-client.scm (ftp-open): Ditto.
* guix/build/download.scm (ensure-uri): New procedure.
(current-http-proxy): New variable.
(open-socket-for-uri): Copy from Guile commit aaea5b2, but add #:timeout
parameter and use 'connect*' instead of 'connect'.
(open-connection-for-uri): Add #:timeout parameter and pass it to
'open-socket-for-uri'.
* guix/ftp-client.scm (catch-EINPROGRESS): New macro.
(connect*): New procedure.
(ftp-open): Add #:timeout parameter. Use 'connect*' instead of
'connect' and pass it TIMEOUT.
Fixes <http://bugs.gnu.org/21817>.
Reported by Petter Berntsen <petter@mykolab.ch>.
* guix/scripts/gc.scm (guix-gc)[assert-no-extra-arguments]: New
procedure.
Use it for actions 'collect-garbage', 'optimize', and 'verify'.
* tests/guix-gc.sh: Add tests.
Partly fixes <http://bugs.gnu.org/20255>.
* guix/scripts/package.scm (search-path-environment-variables): Change
'profile' to 'profiles'; expect it to be a list.
(display-search-paths): Likewise.
(%default-options): Remove 'profile' entry.
(%options) <--profile>: Keep previous values associated with 'profile'
in RESULT.
(guix-package)[process-actions, process-query]: Handle the possible
lack of 'profile' pair in OPTS.
Reported by Sleep_Walker and Mathieu Lirzin <mthl@gnu.org>.
* guix/scripts/refresh.scm (maybe-updater, list-updaters): New macros.
(%updaters): Use 'list-updaters' instead of 'list'. Make
%PYPI-UPDATER conditional.
Reported by Paul van der Walt <paul@denknerd.org>
in <http://bugs.gnu.org/21829>.
* guix/scripts/import/hackage.scm (guix-import-hackage): Add missing
argument in call to 'leave'.
* guix/scripts/container/exec.scm (partition-args): Reimplement such
that all args up to and including the PID are returned as the first of
the two values.
This is a followup to 0a7c5a0.
* guix/import/gnu.scm (preferred-archive-type): Use
'upstream-source-archive-types' instead of 'gnu-release-archive-types'.
(gnu-package->sexp): Use 'upstream-source-urls' et al. Update call to
'download-tarball'.
(gnu->guix-package): Use <upstream-source> instead of <gnu-release>.
* guix/upstream.scm (upstream-source-archive-types): Export.
Fixes <http://bugs.gnu.org/21068>.
Reported by Germano Gabbianelli <tyrion.mx@gmail.com>
and Mark H Weaver <mhw@netris.org>.
* guix/scripts/system.scm (perform-action): Always add GRUB.CFG to DRVS
for 'init' and 'reconfigure'.
Co-authored-by: Mark H Weaver <mhw@netris.org>
* gnu/services.scm (system-derivation): New procedure.
(system-service-type): New variable.
(boot-script-entry): New procedure.
(boot-service-type): Extend SYSTEM-SERVICE-TYPE.
(etc-entry): New procedure.
(etc-service-type): Extend SYSTEM-SERVICE-TYPE.
(fold-services): Change default #:target-type to SYSTEM-SERVICE-TYPE.
* gnu/system.scm (operating-system-directory-base-entries): New procedure.
(essential-services): Use it. Add an instance of
SYSTEM-SERVICE-TYPE.
(operating-system-boot-script): Pass #:target-type to 'fold-services'.
(operating-system-derivation): Rewrite in terms of 'fold-services'.
* gnu/system/linux-container.scm (system-container): Remove.
(container-script): Use 'operating-system-derivation'.
* guix/scripts/system.scm (export-extension-graph): Replace
BOOT-SERVICE-TYPE by SYSTEM-SERVICE-TYPE.
* doc/images/service-graph.dot: Add 'system' node and edges.
* doc/guix.texi (Service Composition): Mention SYSTEM-SERVICE-TYPE.
(Service Reference): Document it. Update 'fold-services'
documentation.
* guix/scripts/environment.scm (%default-options): Remove 'exec'
association.
(guix-environment): If the user didn't specify a command, use the
default shell, or use /bin/sh when a container is requested.
Benefits include: 'guix environment' more useful for ghc libraries, more
useful 'guix package --search-paths' for installed ghc libraries, cleaner
package recipes: no longer need to propagate runtime package dependencies.
* guix/build/haskell-build-system.scm (configure): Unset GHC_PACKAGE_PATH
around cabal configure.
(make-ghc-package-database): Use pattern directory search.
(register): Install complete package database for the current package.
* gnu/packages/haskell.scm (ghc): Add native-search-paths field.
This patch changes the --ad-hoc flag to be positional. That is, the
packages that appear before --ad-hoc are interpreted as packages whose
inputs should be in the environment; the packages that appear after are
interpreted as packages to be directly added to the environment.
* guix/scripts/environment.scm (tag-package-arg, compact): New
procedures.
(%options): Tweak the handlers for --load and --expression options.
(options/resolve-packages): Preserve package mode tag.
(parse-args): Tweak argument handler to use package tagging procedure.
(guix-environment): Apply ad-hoc behavior on a per package basis.
* tests/guix-environment.sh: Add test.
* doc/guix.texi ("invoking guix environment"): Document new behavior of
--ad-hoc.
Fixes <http://bugs.gnu.org/21773>.
Reported by Jan Synáček <jan.synacek@gmail.com>.
* guix/ui.scm (make-regexp*): New procedure.
* guix/scripts/package.scm (options->installable, guix-package): Use it
when processing user-provided regexps.
Partly fixes <http://bugs.gnu.org/20217>.
* guix/store.scm (set-build-options): Change #:substitute-urls to
default to #f. Send the 'substitute-urls' pair only if
SUBSTITUTE-URLS is true.
* guix/scripts/build.scm (set-build-options-from-command-line): Do not
default to %DEFAULT-SUBSTITUTE-URLS for #:substitute-urls.
* guix/scripts/size.scm (%default-options): Remove 'substitute-urls'.
* guix/scripts/substitute.scm (lookup-narinfos/diverse): New procedure.
(lookup-narinfo): Use it.
(process-query): Change #:cache-url to #:cache-urls.
[valid?]: Remove 'narinfo?' check, which is no longer necessary.
Use 'lookup-narinfos/diverse' instead of 'lookup-narinfos'.
(process-substitution): Change #:cache-url to #:cache-urls.
(%cache-url): Rename to...
(%cache-urls): ... this. Turn into a list.
(guix-substitute): Remove 'getaddrinfo' test with early exit. Adjust
calls to 'process-query' and 'process-substitution'.
* tests/substitute.scm: Change '%cache-url' to '%cache-urls'.
* guix/scripts/substitute.scm (lookup-narinfos): Filter out #f values
from CACHED, such that the end result is exactly a list of narinfos,
not interspersed with #f.
* guix/scripts/challenge.scm (discrepancies): Assume REMOTE is a list of
narinfos.
* guix/scripts/package.scm (delete-generations): Use
'delete-generation*' instead of 'delete-generation'.
(guix-package)[process-actions]: Use 'roll-back*' instead of
'roll-back' and 'switch-to-generation*' instead of
'switch-to-generation'.
(link-to-empty-profile, switch-to-generation,
switch-to-previous-generation, roll-back, delete-generation): Move
to...
* guix/profiles.scm: ... here. Adjust to not print messages and to
return values that can be used by user interfaces.
* guix/ui.scm (display-generation-change, roll-back*,
switch-to-generation*, delete-generation*): New procedures.
* guix/scripts/system.scm (<boot-parameters>): New record type.
(read-boot-parameters): New procedure.
(previous-grub-entries)[system->grub-entry]: Use it.
* guix/scripts/package.scm (guix-package)[process-query](list-generations):
Move part of the body to 'delete-generation' and
'display-profile-content'.
* guix/ui.scm (display-generation, display-profile-content): New
procedures.
For Cabal packages with "build-type: Configure", a configure shell
script is run to set up build parameters. These scripts need the
CONFIG_SHELL environment variable to be set to function properly.
* guix/build/haskell-build-system.scm (configure): Set CONFIG_SHELL if
necessary.
* guix/scripts/system.scm (specification->file-system-mapping): Move from
here...
* guix/ui.scm (specification->file-system-mapping): ... to here.
* guix/scripts/enviroment.scm (show-help): Show help for new options.
(%options): Add --container --network, --expose, and --share options.
(%network-configuration-files): New variable.
(launch-environment, launch-environment/container, requisites*,
inputs->requisites): New procedures.
(guix-environment): Spawn new process in a container when requested.
* doc/guix.texi (Invoking guix environment): Document it.
* tests/guix-environment-container.sh: New file.
* Makefile.am (SH_TESTS): Add it.
Update ghc-standard-libraries to match the output of `ghc-pkg list` when
using GHC 7.10.2.
* guix/import/hackage.scm (ghc-standard-libraries): Sort and update list
of core GHC libraries.
* guix/scripts/refresh.scm (%options, show-help): Add --type.
(lookup-updater): New procedure.
(update-package): Add 'updaters' parameter and honor it.
(guix-refresh)[options->updaters]: New procedure.
Use it, and honor --type.
* guix/import/elpa.scm (elpa-fetch-archive): Set %HTTP-CACHE-TTL to 6
hours.
(call-with-downloaded-file): Use 'http-fetch/cached' instead of
'url-fetch'.
* guix/gnu-maintenance.scm (<gnu-release>): Remove.
(coalesce-releases): Move to upstream.scm. Rename to
'coalesce-sources'; adjust callers.
(releases, latest-release): Return <upstream-source> objects instead
of <gnu-release> objects.
(latest-release*, non-emacs-gnu-package?): New procedures.
(gnu-release-archive-types): Remove.
(%gnu-updater): New variable.
(package-update-path, download-tarball, package-update,
update-package-source): Move to...
* guix/upstream.scm: ... here. New file.
* Makefile.am (MODULES): Add it.
* po/guix/POTFILES.in: Replace gnu-maintenance.scm with upstream.scm.
* guix/scripts/refresh.scm (%updaters): New variable.
(update-package): Adjust to new 'package-update' interface.
(guix-refresh): Adjust to new 'package-update-path'. Remove
'false-if-exception' around it.
* guix/scripts/archive.scm (show-help, %options): Add --extract.
(guix-archive): Honor it.
* tests/guix-archive.sh: Test it.
* doc/guix.texi (Invoking guix archive): Document it.
This speeds up operations like 'guix lint -c gnu-description'.
* guix/gnu-maintenance.scm (official-gnu-packages): Add 'fetch'
parameter and honor it. Default to 'http-fetch/cached'.
Fixes <http://bugs.gnu.org/21694>.
* guix/build/syscalls.scm (clone): Change 'syscall' parameter types to
LONG, UNSIGNED-LONG, or '*; make sure it has 6 parameters. Adjust
caller accordingly.
Fixes <http://bugs.gnu.org/21675>.
Reported by Cyril Roelandt <tipecaml@gmail.com>.
Before this change, the command:
guix build python2-oslo.utils -n --no-substitutes
would take 17.5s. After, it is down to 2.9s.
Likewise, the command:
guix graph python2-bandit | grep python2-setuptools.*Helve| wc -l
would return 412 nodes before, all functionally equivalent, and returns
a single one now.
* guix/build-system/python.scm (package-with-explicit-python): Remove
'p' parameter. Change to return a one-argument memoizing procedure.
(package-with-python2): Adjust accordingly.
Suggested by Ludovic Courtès <ludo@gnu.org>.
* guix/scripts.scm (build-package-source): New procedure.
* emacs/guix-devel.el (guix-devel-build-package-source): New command.
(guix-devel-keys-map): Add key binding for it.
* doc/emacs.texi (Emacs Development): Document it.
* guix/scripts/system.scm (perform-action): Add #:derivations-only?
parameter and honor it.
(show-help, %options): Add '--derivation'.
(guix-system): Pass #:derivations-only? to 'perform-action'.
* tests/guix-system.sh: Test it.
* doc/guix.texi (Invoking guix system): Document it.
* guix/gexp.scm (<scheme-file>): New record type.
(scheme-file, scheme-file-compiler): New procedures.
* tests/gexp.scm ("scheme-file"): New test.
* doc/guix.texi (G-Expressions): Document 'scheme-file'.
* guix/gexp.scm (<program-file>): New record type.
(program-file, program-file-compiler): New procedures.
* tests/gexp.scm ("program-file"): New test.
* doc/guix.texi (G-Expressions): Document it.
This allows for direct program invokation without needing a shell to act
as a command interpreter.
* guix/scripts/environment.scm (%default-shell): New variable.
(show-help): Adjust description. Remove '--exec' reference.
(%default-options): Use '%default-shell'.
(%options): Adjust '--exec' to run command via the default shell.
(parse-args): New procedure.
(guix-environment): Use 'parse-args'. Use 'system*' instead of
'system'.
* tests/guix-environment.sh: Add test for '--' command invokation.
* doc/guix.texi ("Invoking guix environment"): Use new syntax. Remove
'--exec' documentation.
A client closing the connection while reading from a /nar URL would
leave an open file descriptor in the server. This patch fixes it.
* guix/scripts/publish.scm (swallow-EPIPE): New macro.
(http-write): Use it around 'write-file' call.
* gnu/packages/base.scm (glibc)[native-search-paths]: Add
'lib/locale/VERSION' for 'GUIX_LOCPATH'.
(glibc-locales, glibc-utf8-locales): Write to a VERSION
sub-directory.
* guix/profiles.scm (ca-certificate-bundle): Adjust LOCPATH value
accordingly.
Suggested by Mark H Weaver <mhw@netris.org>.
* guix/store.scm (query-failed-paths, clear-failed-paths): New
procedures.
* tests/guix-daemon.sh: Add test with daemon started with
--cache-failures.
Fixes a regression introduced in 5d8d8f3.
* guix/scripts/lint.scm (check-description-style): When no exception is
thrown in 'check-texinfo-markup', return the rendered description.
* guix/scripts/lint.scm (check-description-style): Set 'field' parameter
when emitting a warning in 'check-texinfo-markup'. Catch any error
that may occur in during the 'texi->plain-text' conversion. This is a
followup to commit 2748ee3.
Fixes <http://bugs.gnu.org/21536>.
Reported by Alex Kost <alezost@gmail.com>.
* guix/ui.scm (texi->plain-text): Wrap body in 'with-fluids'.
* tests/ui.scm ("package-description-string vs. Unicode"): New test.
Fixes a regression introduced in a8be7b9a.
* guix/build/download.scm (store-path-abbreviation): Return STORE-PATH
if it's not an actual store path. Fixes an out-of-range exception
when running tests/substitute.scm and tests/store.scm.
* guix/build/download.scm
(string-pad-middle): Allow resulting padded string to overflow.
(store-url-abbreviation): Remove unnecessary procedure.
(progress-proc): Use BASENAME as default for parameter 'abbreviation'.
(url-fetch): Display extra newlines for readability.
Fixes a regression introduced in b7c7c03eb5.
* guix/build/emacs-build-system.scm (package-name-version->elpa-name-version):
Remove unused 'name' binding. Do not abuse 'strip-store-file-name' to
remove the "emacs-" prefix, which worked before b7c7c03eb5 but not after.
* guix/scripts/lint.scm (%hanging-paren-rx): New variable.
(report-lone-parentheses): New procedure.
(%formatting-reporters): Use it.
* tests/lint.scm ("formatting: lonely parentheses"): New test.
* guix/build/download.scm
(string-pad-middle, store-url-abbreviation, store-path-abbreviation):
New procedures.
(progress-proc): Add #:abbreviation parameter and use it. Generate a
better indeterminate progress string.
* guix/scripts/substitute.scm (assert-valid-narinfo): Add newlines to output.
(process-substitution): Use byte-count->string and store-path-abbreviation.
Co-authored-by: Ludovic Courtès <ludo@gnu.org>
Fixes <http://bugs.gnu.org/21451>.
Reported by Steve Sprang <steve.sprang@gmail.com>.
* guix/scripts/system.scm (guix-system)[option-arguments]: Error out
when ACTION is #f.
Previously, the Ruby build system only knew how to work with gem archives,
which made it difficult to build unreleased gems from a Git repository or
released gems in tarball form.
* gnu/build/ruby-build-system.scm (gnu:unpack, gem-archive?): New procedures.
(unpack): Use GNU build system unpack phase for non-gem sources.
(build): Rebuild the gemspec iff the source is a gem archive.
* guix.texi ("ruby-build-system"): Mention that tarballs and directories are
acceptable.
* guix/scripts/build.scm (%default-log-urls): New variable.
(log-url): New procedure.
(guix-build): Use it.
* doc/guix.texi (Invoking guix build): Document it.
* guix/build/download.scm (seconds->string): New function.
(byte-count->string): New function.
(progress-bar): New function.
(throughput->string): Remove function.
(progress-proc): Display base file name, elapsed time, and progress bar.
Signed-off-by: Ludovic Courtès <ludo@gnu.org>
Provide support for Texinfo's markup in package description.
* guix/ui.scm (%text-width): New parameter.
(texi->plain-text): New variable.
(package->recutils): Use them.
(package-description-string): New variable.
* emacs/guix-main.scm (%package-param-alist): Use it.
* gnu/packages/perl.scm (perl-devel-globaldestruction)
(perl-devel-lexalias, perl-exporter-lite): Adapt to Texinfo's markup.
* gnu/packages/python.scm (python2-empy): Likewise.
The intent is to make 'clone' behave a lot more like 'primitive-fork', which
calls clone(2) with SIGCHLD, CLONE_CHILD_CLEARTID, and CLONE_CHILD_SETTID
flags. Notably, running 'clone' at the REPL without these flags would break
the REPL beyond repair.
* guix/build/syscalls.scm (CLONE_CHILD_CLEARTID, CLONE_CHILD_SETTID): New
variables.
* gnu/build/linux-container.scm (namespaces->bit-mask): Add
CLONE_CHILD_CLEARTID and CLONE_CHILD_SETTID to bit mask.
Having the hash of the source gem in the source directory file name proved to
be problematic when running the test suite for the 'pg' gem that creates
UNIX-domain sockets in the source directory and exceeded the 108 character
limit on GNU/Linux systems.
* guix/build/ruby-build-system.scm (unpack): Rename unpacked gem directory to
"gem".
This is a followup to commit 92226a470d.
* guix/packages.scm (patch-and-repack)[build]: Determine if tar supports the
"--sort=name" option using a run-time test. If not supported, generate the
sorted file list with 'find-files' and pass it to tar using "--files-from".
Reported by Andy Wingo <wingo@igalia.com>.
* guix/monads.scm (define-lift) <fallback case>: Add missing #'. Remove
extra formal parameter.
* tests/monads.scm ("lift"): Add test with 'lift1' as a procedure.
* guix/scripts/publish.scm (narinfo-string): Catch 'system-error' around
'load-derivation' call; return BASE-INFO upon ENOENT. This allows us
to return the narinfo even if DERIVER is missing. Before that, the
exception would be uncaught, leading to 500 Internal Error on the
client side.
* guix/gexp.scm (%mkdir-p-definition): Remove.
(%utils-module): New variable.
(imported-files, compiled-modules): Have gexp load %UTILS-MODULE
instead of using %MKDIR-P-DEFINITION.
* guix/import/gem.scm (make-gem-sexp): Properly handle an empty list of
licenses. When rendering a list of licenses, cons 'list onto the front of
the expression.
* tests/gem.scm: New file.
* Makefile.am (SCM_TESTS): Add it.
* guix/build/utils.scm (strip-store-file-name): New procedure.
* guix/build/emacs-build-system.scm (store-directory->name-version):
Remove. Update callers to use 'strip-store-file-name'.
* gnu/packages/gcc.scm (make-libstdc++-doc)[arguments]: Use
'strip-store-file-name' instead of 'string-drop'.
* guix/build/gnu-build-system.scm (gnu-build)[elapsed-time]: New
procedure.
Use it, and use (current-time time-monotonic) instead
of (gettimeofday). Show one digit after the comma for the elapsed
time.
This significantly reduces churn in the store. It also reduces run time
of 'guix build inkscape -Sd' by ~10%.
* guix/download.scm (url-fetch)[mirror-file]: New variable.
[builder]: Get URL from the "guix download url" env. var. Get the mirrors
from MIRROR-FILE. Pass #:script-name and #:env-vars to 'gexp->derivation'.
* guix/import/pypi.scm (make-pypi-sexp): Factorize license to symbol
conversion code.
(string->license, snake-case, guix-hash-url): Move from here...
* guix/import/utils.scm: ... to here.
(license->symbol): New procedure.
* guix/gexp.scm (lower-object): New procedure.
(lower-inputs, lower-references, gexp->sexp): Use it.
* tests/gexp.scm ("lower-object"): New test.
* doc/guix.texi (G-Expressions): Document it.
* guix/scripts/package.scm (show-help): Add help text for --install-from-file
option.
(%options): Add --install-from-file option.
* tests/guix-package.sh: Test it.
* doc/guix.texi ("invoking guix package"): Document it.
* doc/package-hello.scm: New file.
* doc.am (EXTRA_DIST): Add it.
This removes all I/O, which obviously makes things faster.
* guix/scripts/size.scm (file-size, store-item-exists?): Remove.
(query-path-info*): New procedure.
(file-size*): Rename to...
(file-size): ... this; adjust caller. Use 'query-path-info*' instead of
'file-size'.
On systems with a glibc prior to 2.14, the 'setns' function is not available.
Thanks to Eric Bavier for reporting the issue.
* guix/build/syscalls.scm (setns): Wrap with 'false-if-exception'.
Reported by Eric Dvorsak <eric@dvorsak.fr> on #guix.
* guix/scripts/import/elpa.scm (%default-options): Remove redundant
quote which led to an error if --archive option was not specified.
Based on discussions with Rohan Prinja <rohan.prinja@gmail.com>.
* guix/build/syscalls.scm (<interface>): New record type.
(write-interface, values->interface, unfold-interface-list,
network-interfaces, free-ifaddrs): New procedures.
(ifaddrs): New C struct.
(%struct-ifaddrs-type, %sizeof-ifaddrs): New macros.
* tests/syscalls.scm ("network-interfaces returns one or more interfaces",
"network-interfaces returns \"lo\""): New tests.
* guix/build/syscalls.scm (alignof*, align): New macros.
(write-types, read-types): Use 'align' to compute the actual offset to
read/write a value of TYPE0.
* guix/build/syscalls.scm (PF_PACKET, AF_PACKET): New variables.
(read-socket-address): Make 'index' optional. Return (vector FAMILY) when
FAMILY is neither AF_INET nor AF_INET6.
Previously, before replying to a /nar/* request, 'guix publish' would first
build up the whole nar into memory (as a consequence of
<http://bugs.gnu.org/21093>), which obviously doesn't scale.
* guix/scripts/publish.scm (render-nar): Return STORE-PATH instead of a
procedure that calls 'write-file'.
(sans-content-length): New procedure.
(http-write): For 'x-nix-archive', don't call '%http-write'. Instead, call
'write-file' right from here, using BODY as the file name.
* guix/scripts/publish.scm (%http-write): New variable.
(http-write): New procedure.
(concurrent-http-server): New variable.
(run-publish-server): Use it.
* guix/build/syscalls.scm (read-types): Add RETURN and VALUES parameters.
(define-c-struct): Add WRAP-FIELDS parameter and pass it to 'read-types'.
(sockaddr-in, sockaddr-in6): Add first argument that uses
'make-socket-address'.
(read-socket-address): Remove 'match' on the result of 'read-sockaddr-in'
and 'read-sockaddr-in6'.
* gnu/system.scm (<operating-system>)[kernel-arguments]: New field.
(operating-system-grub.cfg): Honor it.
(operating-system-parameters-file): Add 'kernel-arguments' to the parameters
file.
* guix/scripts/system.scm (previous-grub-entries)[system->grub-entry]: Read
the 'kernel-arguments' field of the parameters file, when available.
* gnu/system/vm.scm (system-qemu-image/shared-store-script):
Use (operating-system-kernel-arguments os) in '-append'.
* doc/guix.texi (operating-system Reference): Document it.
* guix/build-system/gnu.scm (gnu-build, gnu-cross-build): Accept #:build
keyword argument. Pass it to 'gnu-build' on the build side.
* guix/build/gnu-build-system.scm (configure): Accept #:build keyword
argument. Unless it is false, pass --build to configure.
* guix/scripts/substitute.scm (display-narinfo-data,
process-query, process-substitution): New procedures. Code moved from...
(guix-substitute): ... here. Use them.