http-client: 'http-fetch' converts strings to URIs.

* guix/http-client.scm (http-fetch): Use 'string->uri' if URI is a
string.  Fixes a regression introduced in 8a5063f.

guix build: Factorize build log query.

* guix/scripts/build.scm (show-build-log): New procedure.
(guix-build): New variable 'items'.  Use it and 'show-build-log'.

gnu: guile-next: Update to 2.1.1.

* gnu/packages/guile.scm (guile-next)[source]: Update to 2.1.1.
[arguments, native-inputs]: Move to...
(guile-for-guile-emacs): ... here.  New fields.

environment: Set build options early on.

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.

gnu: jasper: Patch CVE-2008-3522.

* gnu/packages/patches/jasper-CVE-2008-3522.patch: New file.
* gnu/packages/image.scm (jasper)[source]: Use it.
* gnu-system.am (dist_patch_DATA): Add it.

lint: Do not report already-patched vulnerabilities.

* 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.

doc: Mention 'specification->package'.

Suggested by Florian Paul Schmidt <mista.tapas@gmx.net>.

* doc/guix.texi (Using the Configuration System): Mention
'specification->package'.

substitute: Warn upon store prefix mismatches.

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.

services: tor: Store private data under /var/lib/tor.

* gnu/services/networking.scm (tor-configuration->torrc): Add
'DataDirectory' clause.  Change 'HiddenServiceDir' to
/var/lib/tor/hidden-services/NAME.
(tor-hidden-service-activation): Create /var/lib/tor.
(tor-hidden-service): Adjust docstring.
* doc/guix.texi (Networking Services): Adjust accordingly.

services: tor: Write to syslog.

* gnu/services/networking.scm (tor-configuration->torrc): Add "Log
notice syslog".
(tor-dmd-service): Add 'syslogd' to 'requirement'.

services: Add 'tor-hidden-service'.

* gnu/services/networking.scm (<tor-configuration>, <hidden-service>):
New record types.
(tor-configuration->torrc): New procedure.
(tor-dmd-service): Use it.
(tor-hidden-service-activation): New procedure.
(tor-service-type)[extensions]: Extend ACTIVATION-SERVICE-TYPE.
[compose, extend]: New fields.
(tor-service): Use 'tor-configuration'.
(tor-hidden-service-type): New variable.
(tor-hidden-service): New procedure.

services: lsh: Correctly handle #:interfaces option.

* gnu/services/ssh.scm (lsh-dmd-service)[lsh-command]: Pass a series of
--interface flags instead of the nonexistent --interfaces option.

gnu: tor: Update to 0.2.7.5.

* gnu/packages/tor.scm (tor): Update to 0.2.7.5.

gnu: eigen: Really run tests in verbose mode.

Suggested by Gaël Guennebaud <gael.guennebaud@inria.fr>.

* gnu/packages/algebra.scm (eigen)[arguments]: Remove #:test-target.
Rename 'build-tests' phase to 'check', and have it run 'ctest -V'.

gnu: gp2c: Update to 0.0.9pl4.

* gnu/packages/algebra.scm (gp2c): Update to 0.0.9pl4.

Add 'guix-daemon.conf' job for Upstart.

* etc/guix-daemon.conf.in: New file.
* daemon.am (CLEANFILES): Add etc/guix-daemon.conf.
  (upstartjobdir, nodist_upstartjob_DATA): New variables.
  (EXTRA_DIST): Add etc/guix-daemon.conf.in.
* doc/guix.texi (Binary Installation, Build Environment Setup): Mention
  'guix-daemon.conf'.

Signed-off-by: Mario Daniel Ruiz Saavedra <desiderantes@rocketmail.com>
Signed-off-by: Ludovic Courtès <ludo@gnu.org>

lint: Add "cve" checker.

Fixes <http://bugs.gnu.org/21289>.

* guix/scripts/lint.scm (package-name->cpe-name, package-vulnerabilities)
(check-vulnerabilities): New procedures.
* guix/scripts/lint.scm (%checkers): Add "cve" checker.
* tests/lint.scm ("cve", "cve: one vulnerability"): New tests.
* doc/guix.texi (Invoking guix lint): Mention it.

Add (guix cve).

* guix/cve.scm, tests/cve-sample.xml, tests/cve.scm: New files.
* Makefile.am (MODULES): Add guix/cve.scm.
(SCM_TESTS): Add tests/cve.scm.
(EXTRA_DIST): Add tests/cve-sample.scm.

http-client: 'http-fetch' and 'http-fetch/cached' support HTTPS.

* guix/http-client.scm (http-fetch): Use 'open-connection-for-uri', to
support HTTPS.

import: hackage: Assume current 'ghc' package version.

* guix/scripts/import/hackage.scm (%default-options): Do it.
  (ghc-default-version): New variable.