* guix/derivations.scm (derivation-input<?): New procedure.
(write-derivation)[coalesce-duplicate-inputs]: Remove.
Remove calls to 'sort'.
(coalesce-duplicate-inputs): New procedure.
(derivation-hash): Sort INPUTS and use 'coalesce-duplicate-inputs'.
(derivation)[input->derivation-input]
[coalesce-duplicate-inputs]: New procedures.
Sort OUTPUTS, INPUTS, and ENV-VARS.
* tests/derivations.scm ("read-derivation vs. derivation"): New test.
Previously, something like 'guix import gnu which' would spit out a
backtrace if, say, the 'which' tarball could not be authenticated.
* guix/upstream.scm (download-tarball): Mention failure modes in
docstring.
* guix/import/gnu.scm (gnu-package->sexp): Return #f when
'download-tarball' returns #f.
* guix/scripts/import.scm (guix-import): Call 'leave' when IMPORTER does
not return a (package ...) sexp.
* guix/download.scm (%content-addressed-mirrors)
(%content-addressed-mirror-file): New variables.
* guix/download.scm (url-fetch)[builder]: Define
'value-from-environment. Pass #:hashes and
#:content-addressed-mirrors to 'url-fetch'.
Define "guix download hashes" environment variable.
* guix/build/download.scm (url-fetch): Add #:content-addressed-mirrors
and #:hashes.
[content-addressed-urls]: New variable.
Use it.
This procedure was redundant with SRFI-1's 'break'.
* guix/utils.scm (split): Remove.
* tests/utils.scm ("split, element is in list")
("split, element is not in list"): Remove.
This makes (gnu services herd) independent of (guix ui).
* gnu/services/herd.scm (&shepherd-error, &service-not-found-error)
(&action-not-found-error, &action-exception-error)
(&unknown-shepherd-error): New error condition types.
(report-action-error): Remove.
(raise-shepherd-error): New procedure.
(display-message): Do not use 'info' and '_'.
(invoke-action): Use 'raise-shepherd-error' instead of
'report-action-error'. Do not use 'warning'.
(current-services): Do not use 'warning'.
* guix/scripts/system.scm (with-shepherd-error-handling): New macro.
(report-shepherd-error, call-with-service-upgrade-info): New
procedures.
(upgrade-shepherd-services): Use it.
* guix/build/syscalls.scm (bits->symbols-body, define-bits)
(local-flags): New macros.
(TCSANOW, TCSADRAIN, TCSAFLUSH): New variables.
(<termios>): New record type.
(%termios): New C structure.
(tcgetattr, tcsetattr): New procedures.
* tests/syscalls.scm ("tcgetattr ENOTTY", "tcgetattr")
("tcsetattr"): New tests.
* guix/build/syscalls.scm (bits->symbols-body, define-bits)
(local-flags): New macros.
(TCSANOW, TCSADRAIN, TCSAFLUSH): New variables.
(<termios>): New record type.
(%termios): New C structure.
(tcgetattr, tcsetattr): New procedures.
* tests/syscalls.scm ("tcgetattr ENOTTY", "tcgetattr")
("tcsetattr"): New tests.
This reduces the size of the image produced by 'guix system vm' from
26 MiB to 9 MiB.
* gnu/system/vm.scm (system-qemu-image/shared-store):
(system-qemu-image/shared-store-script): Change the default
value of #:disk-image-size to 30 MiB when not FULL-BOOT?.
* guix/scripts/system.scm (system-derivation-for-action): Likewise for
the 'vm' action.
* guix/scripts/lint.scm (check-vulnerabilities): Check the replacement
of PACKAGE.
* tests/lint.scm ("cve: patched vulnerability in replacement"): New test.
Suggested by John Darrington <john@darrington.wattle.id.au>.
* guix/scripts/challenge.scm (guix-challenge): Exit with 2 when MISSING
is not empty.
* doc/guix.texi (Invoking guix challenge): Document it.
Suggested by John Darrington.
* guix/scripts/lint.scm (check-description-style): Emit a warning when
DESCRIPTION is not a string.
(check-synopsis-style): Likewise.
(check-gnu-synopsis+description): Likewise.
* tests/lint.scm ("description: not a string", "synopsis: not a
string"): New tests.
Modules may be removed from Perl's core, so we must check for a removal
version.
* guix/import/cpan.scm (cpan-module->sexp)[core-module?]: Also check
version upper bound.
* guix/build/syscalls.scm (define-c-struct)[read]: OFFSET defaults to 0.
(unfold-interface-list): Remove second argument to 'read-ifaddrs'.
(terminal-window-size): Remove second argument to 'read-winsize'.
This follows a convention used by some other GNU packages like Autoconf,
Bison, Coreutils, and Gnulib.
* doc.am: Rename to ...
* doc/local.mk: ... this.
* emacs.am: Rename to ...
* emacs/local.mk: ... this.
* gnu-system.am: Rename to ...
* gnu/local.mk: ... this.
* daemon.am: Rename to ...
* nix/local.mk: ... this.
* Makefile.am: Adapt to them.
* doc/guix.texi (Porting to a New Platform): Adapt documentation.
* guix/config.scm.in (%state-directory, %config-directory): Adapt comments.
* emacs/guix-config.el.in (guix-config-state-directory): Likewise.
