* 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.
* doc/guix.texi (Using the Configuration System): Add xref to
"operating-system Reference".
(operating-system Reference): New section.
(Networking Services): Add xref to it.
* guix/build-system.scm (<build-system>)[build, cross-build]: Remove.
[lower]: New field.
(<bag>): New record type.
(make-bag): New procedure.
* guix/packages.scm (bag-transitive-inputs, bag-transitive-build-inputs,
bag-transitive-host-inputs, bag-transitive-target-inputs,
package->bag): New procedures.
(package-derivation): Use it; use the bag, apply its build procedure,
etc.
(package-cross-derivation): Likewise.
* gnu/packages/bootstrap.scm (raw-build, make-raw-bag): New procedure.
(%bootstrap-guile): Use them.
* guix/build-system/trivial.scm (lower): New procedure.
(trivial-build, trivial-cross-build): Remove 'source' parameter. Pass
INPUTS as is.
(trivial-build-system): Adjust accordingly.
* guix/build-system/gnu.scm (%store, inputs-search-paths,
standard-search-paths, expand-inputs, standard-inputs): Remove.
(gnu-lower): New procedure.
(gnu-build): Remove 'source' and #:implicit-inputs? parameters.
Remove 'implicit-inputs' and 'implicit-search-paths' variables. Get
the source from INPUT-DRVS.
(gnu-cross-build): Likewise.
(standard-cross-packages): Remove call to 'standard-packages'.
(standard-cross-inputs, standard-cross-search-paths): Remove.
(gnu-build-system): Remove 'build' and 'cross-build'; add 'lower'.
* guix/build-system/cmake.scm (lower): New procedure.
(cmake-build): Remove 'source' and #:cmake parameters. Use INPUTS and
SEARCH-PATHS as is. Get the source from INPUTS.
* guix/build-system/perl.scm: Likewise.
* guix/build-system/python.scm: Likewise.
* guix/build-system/ruby.scm: Likewise.
* gnu/packages/cross-base.scm (cross-gcc): Change "cross-linux-headers"
to "linux-headers".
(cross-libc)[xlinux-headers]: Pass #:implicit-cross-inputs? #f.
Likewise. In 'propagated-inputs', change "cross-linux-headers" to
"linux-headers".
* guix/git-download.scm (git-fetch): Use 'standard-packages' instead of
'standard-inputs'.
* tests/builders.scm ("gnu-build-system"): Remove use of
'build-system-builder'.
("gnu-build"): Remove 'source' and #:implicit-inputs? arguments to
'gnu-build'.
* tests/packages.scm ("search paths"): Adjust to new build system API.
("package-cross-derivation, no cross builder"): Likewise.
* doc/guix.texi (Build Systems): Add paragraph on bags.
* guix/build-system/cmake.scm (cmake-build): Add #:build-type. Pass it
in BUILDER.
* guix/build/cmake-build-system.scm (configure): Add #:build-type
parameter and honor it.
* doc/guix.texi (Build Systems): Document #:configure-flags and
#:build-type for CMake.
* guix/ui.scm (size->number): Add a bunch of large units. Recognize
one-letter unit names. Change "KB" to "kB".
* tests/ui.scm ("size->number, 1T"): New test.
* doc/guix.texi (Invoking guix gc): Add cross-reference to "Block size"
in the Coreutils manual.
(Invoking guix system): Likewise.
This fixes regressions introduced in de1c158 ("system: Add support for
boot-time mapped devices.").
* doc/guix.texi (Initial RAM Disk): Adjust example with custom use of
'base-initrd'. Document #:mapped-devices parameter of 'base-initrd'.
* gnu/system/vm.scm (system-disk-image, system-qemu-image,
virtualized-operating-system): Adjust call to 'base-initrd' to new
signature.
* gnu/system/linux-initrd.scm (expression->initrd): Remove #:linux and
#:linux-modules parameters. Remove call to
'float-linux-module-directory'.
(base-initrd): Add call to 'float-linux-module-directory'. Use it in
#:linux-modules argument in the gexp. Remove #:linux and
#:linux-modules arguments to 'expression->initrd'.
* gnu/build/linux-initrd.scm (build-initrd): Remove
#:linux-module-directory parameter. Don't create 'modules'
sub-directory.
* gnu/build/linux-boot.scm (boot-system): Mentin that LINUX-MODULES is a
list of absolute file names. Don't prepend "/modules/" to
LINUX-MODULES.
* doc/guix.texi (Initial RAM Disk): Adjust accordingly.
* guix/gexp.scm (lower-reference-graphs): New procedure.
(gexp->derivation)[graphs-file-names]: New procedure.
Use 'lower-reference-graphs', and augment #:inputs argument as a
function of #:references-graphs.
* doc/guix.texi (G-Expressions): Adjust 'gexp->derivation' documentation
accordingly.
* tests/gexp.scm ("gexp->derivation, store copy"): Remove reference to
TWO in BUILD-DRV. Use TWO directly in #:references-graphs argument.
("gexp->derivation #:references-graphs"): New test.
* gnu/system/vm.scm (qemu-image): Remove variable 'graph'; use INPUTS as
the #:references-graphs argument to
'expression->derivation-in-linux-vm'.
* configure.ac (emacsuidir): New variable.
(AC_CONFIG_FILES): Add 'emacs/guix-init.el', 'emacs/guix-helper.scm'.
* Makefile.am: Include 'emacs.am'.
* emacs.am: New file.
* doc/emacs.texi: New file.
* doc/guix.texi: Include 'emacs.texi'.
* emacs/guix-backend.el: New file.
* emacs/guix-base.el: New file.
* emacs/guix-helper.scm.in: New file.
* emacs/guix-history.el: New file.
* emacs/guix-info.el: New file.
* emacs/guix-init.el.in: New file.
* emacs/guix-list.el: New file.
* emacs/guix-main.scm: New file.
* emacs/guix-utils.el: New file.
* emacs/guix.el: New file.
* guix/gexp.scm (<gexp>)[natives]: New field.
(write-gexp): Use both 'gexp-references' and
'gexp-native-references'.
(gexp->derivation): Use both 'gexp-inputs' and 'gexp-native-inputs',
and append them.
(gexp-inputs): Add 'references' parameter and honor it.
(gexp-native-inputs): New procedure.
(gexp->sexp)[reference->sexp]: Add 'native?' parameter and honor it.
Use it, and use 'gexp-native-references'.
(gexp)[collect-native-escapes]: New procedure.
[escape->ref]: Handle 'ungexp-native' and 'ungexp-native-splicing'.
[substitute-ungexp, substitute-ungexp-splicing]: New procedures.
[substitute-references]: Use them, and handle 'ungexp-native' and
'ungexp-native-splicing'.
Adjust generated 'make-gexp' call to provide both normal references
and native references.
[read-ungexp]: Support 'ungexp-native' and
'ungexp-native-splicing'.
Add reader extension for #+.
* tests/gexp.scm (gexp-native-inputs): New procedure.
(gexp->sexp*): Add 'target' parameter.
("ungexp + ungexp-native",
"input list + ungexp-native",
"input list splicing + ungexp-native-splicing",
"gexp->derivation, ungexp-native",
"gexp->derivation, ungexp + ungexp-native"): New tests.
("sugar"): Add tests for #+ and #+@.
* doc/guix.texi (G-Expressions): Document 'ungexp-native' et al.
* guix/gexp.scm (lower-inputs): Add #:system and #:target. Use
'package->cross-derivation' when TARGET is true. Honor SYSTEM.
(gexp->derivation): Add #:target argument. Pass SYSTEM and TARGET to
'lower-inputs' and 'gexp->sexp'.
(gexp->sexp): Add #:system and #:target. Pass them in recursive call
and to 'package-file'.
* tests/gexp.scm (gexp->sexp*): Add 'system' and 'target' parameters.
("gexp->derivation, cross-compilation"): New test.
* guix/monads.scm (package-file): Add #:target keyword parameter and
honor it.
(package->cross-derivation): New procedure.
* tests/monads.scm ("package-file + package->cross-derivation"): New test.
* doc/guix.texi (The Store Monad): Update 'package-file' documentation.
Add 'package->cross-derivation'.
Suggested by Mark H. Weaver.
* gnu/system/shadow.scm (<user-group>)[system?]: New field.
(%base-groups): Introduce 'system-group' macro, and use it.
* gnu/system.scm (user-group->gexp): Pass the 'system?' field.
* guix/build/activation.scm (add-group): Add #:system? and honor it.
(activate-users+groups): Handle the 'system?' field.
* gnu/system/file-systems.scm (%tty-gid): Choose an ID below 1000.
* doc/guix.texi (User Accounts): Document the 'system?' field.
* guix/build/linux-initrd.scm (MS_NOSUID, MS_NODEV, MS_NOEXEC): New
variables.
(mount-flags->bit-mask): New procedure.
(mount-file-system)[flags->bit-mask]: Remove.
Use 'mount-flags->bit-mask' instead.
In /etc/mtab, use the empty string when OPTIONS is false.
* gnu/services/base.scm (file-system-service): Add #:flags parameter and
honor it.
* gnu/system.scm (other-file-system-services): Pass FLAGS to
'file-system-service'.
Alex Kost