derivations: 'derivation' and related procedures return a single value.
* guix/derivations.scm (derivation->output-path,
derivation->output-paths): New procedures.
(derivation-path->output-path): Use 'derivation->output-path'.
(derivation-path->output-paths): Use 'derivation->output-paths'.
(derivation): Accept 'derivation?' objects as inputs. Return a single
value.
(build-derivations): New procedure.
(compiled-modules): Use 'derivation->output-paths'.
(build-expression->derivation)[source-path]: Add case for when the
input matches 'derivation?'.
[prologue]: Accept 'derivation?' objects in INPUTS.
[mod-dir, go-dir]: Use 'derivation->output-path'.
* guix/download.scm (url-fetch): Adjust to the single-value return.
* guix/packages.scm (package-output): Use 'derivation->output-path'.
* guix/scripts/build.scm (guix-build): When the argument is
'derivation-path?', pass it through 'read-derivation'.
Use 'derivation-file-name' to print out the .drv file names, and to
register them. Use 'derivation->output-path' instead of
'derivation-path->output-path'.
* guix/scripts/package.scm (roll-back): Adjust to the single-value
return.
(guix-package): Use 'derivation->output-path'.
* guix/ui.scm (show-what-to-build): Adjust to deal with 'derivation?'
objects instead of .drv file names.
* gnu/system/grub.scm (grub-configuration-file): Use
'derivation->output-path' instead of 'derivation-path->output-path'.
* gnu/system/vm.scm (qemu-image, system-qemu-image): Likewise.
* tests/builders.scm, tests/derivations.scm, tests/packages.scm,
tests/store.scm, tests/union.scm: Adjust to the new calling
convention.
* doc/guix.texi (Defining Packages, The Store, Derivations): Adjust
accordingly.
store: The 'references' parameter of 'add-text-to-store' is now optional.
* guix/store.scm (add-text-to-store): Make 'references' optional.
* tests/store.scm ("dead-paths", "references"): Use 'add-text-to-store'
with no optional argument.
* doc/guix.texi (The Store): Adjust accordingly.
doc: Stylistic changes to "Packaging Guidelines"
doc: Remove an extra space after @ref.
doc: Add duplicate copyright notice again.
* doc/guix.texi: Add second copyright notice again inside @ifinfo, needed
since the first one does not appear in the info output.
Partially undoes commit da7cabd.
doc: Fix the image size in PDF/PS/DVI output.
* doc/guix.texi (Bootstrapping): Specify an image width for the TeX
output. Before that, the image would be much wider than the US Letter
page width.
doc: Add package guidelines for names and numbers.
* doc/guix.texi: Three new subsections.
doc: Shuffle some text around.
* doc/guix.texi: Drop duplicate copyright notice, start section
"Packaging Guidelines" with existant text.
doc: Create own Makefile.am in subdirectory.
* doc/Makefile.am: New file.
* Makefile.am: Reference subdirectory doc.
derivations: Rename #:dependency-graphs to #:references-graphs.
* guix/derivations.scm (derivation, build-expression->derivation):
Rename #:dependency-graphs to #:references-graphs, for consistency in
the terminology.
* tests/derivations.scm: Adjust accordingly.
derivations: Add #:dependency-graphs to `build-expression->derivation'.
* guix/derivations.scm (build-expression->derivation): Add
#:dependency-graphs keyword argument. Pass it to `derivation'.
* tests/derivations.scm ("build-expression->derivation with
#:dependency-graphs"): New test.
* doc/guix.texi (Derivations): Update `build-expression->derivation'
description.
derivations: Add #:dependency-graphs `derivation' parameter.
* guix/derivations.scm (derivation): Add `dependency-graphs' keyword
parameter; honor it.
* tests/derivations.scm (bootstrap-binary): New procedure.
(%bash): Use it.
(%mkdir): New variable.
(directory-contents): Add `slurp' optional parameter.
("derivation with #:dependency-graphs"): New test.
* doc/guix.texi (Derivations): Update accordingly.
derivations: Move 3 positional parameters into keyword parameters.
* guix/derivations.scm (derivation): Turn `system', `env-vars', and
`inputs' into keyword parameters.
(build-expression->derivation): Adjust accordingly.
* gnu/packages/bootstrap.scm (%bootstrap-guile): Likewise.
* tests/derivations.scm, tests/store.scm: Likewise.
* doc/guix.texi (Derivations): Likewise.
doc: Mention what's in the chroot, and add a caveat about /dev/shm.
* doc/guix.texi (Setting Up the Daemon): Document the default content of
the chroot, and the /dev/shm caveat.
doc: Add "Adding New Packages".
* doc/guix.texi (Adding New Packages): New section.
(Packaging Guidelines): Make a subsection thereof.
(From the Source Tarball to the Package): New subsection.
(Contributing): Link to "Adding New Packages".
(Package Modules): Link to modules in Guile's manual.
doc: Mark 2.0.5 as being the minimum Guile version.
* doc/guix.texi (Requirements): Require Guile 2.0.5+.
* README: Ditto.
Merge branch 'core-updates'
doc: Add "Installing Debugging Files".
* doc/guix.texi (Installing Debugging Files): New node.
(Packages with Multiple Outputs): Add cross-reference.
doc: Add "Packages with Multiple Outputs" section.
* doc/guix.texi (Packages with Multiple Outputs): New node.
(Invoking guix package): Refer to it.