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* derivations: Add 'graft-derivation'.Ludovic Courtès2014-10-08
| | | | | | | * guix/derivations.scm (graft-derivation): New procedure. * guix/build/graft.scm: New file. * Makefile.am (MODULES): Add it. * tests/derivations.scm ("graft-derivation"): New test.
* guix lint: make sure synopses do not start with the package name.Cyril Roelandt2014-10-08
| | | | | * guix/scripts/lint.scm (check-start-with-package-name): New method. * tests/lint.scm ("synopsis: start with package name"): New test.
* guix lint: Make sure a synopsis cannot start with a lower-case article.Cyril Roelandt2014-10-08
| | | | | | | * guix/scripts/lint.scm (check-start-article): use "string-ci=?" instead of "string=?". * tests/lint.scm ("synopsis: starts with 'a'", "synopsis: starts with 'an'"): New tests.
* guix lint: check whether descriptions and synopses start with an upper-case ↵Cyril Roelandt2014-10-08
| | | | | | | | | letter. * guix/scripts/lint.scm (check-description-style, check-synopsis-start-upper-case): New methods. * tests/lint.scm ("description: does not start with an upper-case letter", "synopsis: does not start with an upper-case letter"): New tests.
* guix lint: Make sure synopses are not too long.Cyril Roelandt2014-10-08
| | | | | * guix/scripts/lint.scm (check-synopsis-length): New procedure. * tests/lint.scm ("synopsis: too long"): New test.
* build-system: Bags record their system and target.Ludovic Courtès2014-10-05
| | | | | | | | | | | | | | | | | | | | * guix/build-system.scm (<bag>)[system, target]: New fields. (make-bag): Add #:system parameter and pass it to LOWER. * gnu/packages/bootstrap.scm (make-raw-bag): Initialize 'system' field. * guix/build-system/cmake.scm (lower): Likewise. * guix/build-system/perl.scm (lower): Likewise. * guix/build-system/python.scm (lower): Likewise. * guix/build-system/ruby.scm (lower): Likewise. * guix/build-system/trivial.scm (lower): Likewise. * guix/build-system/gnu.scm (lower): Initialize 'system' and 'target' fields. * guix/packages.scm (bag->derivation, bag->cross-derivation): New procedures. (package-derivation, package-cross-derivation): Use 'bag->derivation'. * tests/packages.scm ("search paths"): Initialize 'system' and 'target' fields. ("package->bag", "package->bag, cross-compilation", "bag->derivation", "bag->derivation, cross-compilation"): New tests.
* gnu: cross-base: Use the right dynamic linker name.Ludovic Courtès2014-10-05
| | | | | | | * gnu/packages/cross-base.scm (cross-gcc-arguments): Parametrize %CURRENT-TARGET-SYSTEM. * tests/monads.scm ("package-file + package->cross-derivation"): Replace "foo64-gnu" with "mips64el-linux-gnu".
* build-system: Introduce "bags" as an intermediate representation.Ludovic Courtès2014-10-05
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* utils: Add 'strip-keyword-arguments'.Ludovic Courtès2014-10-05
| | | | | * guix/utils.scm (strip-keyword-arguments): New procedure. * tests/utils.scm ("strip-keyword-arguments"): New test.
* ui: Recognize the same size units as Coreutils.Ludovic Courtès2014-10-03
| | | | | | | | | * 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.
* download: Allow raw file names or file:// URLs.Ludovic Courtès2014-10-03
| | | | | | | * guix/download.scm (url-fetch): When URL is a string, if it's not a URI or if it's a URI with 'file' or #f scheme, use 'add-to-store'. * tests/builders.scm ("url-fetch, file", "url-fetch, file URI"): New tests.
* import: Add PyPI importer.David Thompson2014-09-29
| | | | | | | | | | | | | | | | | | | * guix/snix.scm: Delete. * guix/import/snix.scm: New file. * guix/import/pypi.scm: New file. * guix/import/utils.scm: New file. * guix/scripts/import/nix.scm: New file. * guix/scripts/import/pypi.scm: New file. * tests/pypi.scm: New file. * tests/snix.scm: Import (guix import snix) module. * guix/scripts/import.scm (%default-options, %options): Delete. (%standard-import-options, importers): New variables. (show-help): List importers. (guix-import): Factor out Nix-specific logic. Delegate to correct importer based upon first argument. * configure.ac (HAVE_GUILE_JSON): New conditional. * Makefile.am (MODULES): Add new files and remove 'guix/snix.scm'. (SCM_TESTS): Add 'tests/pypi.scm' if guile-json is installed.
* Introduce the 'GUIX_PACKAGE_PATH' environment variable.Ludovic Courtès2014-09-24
| | | | | | | * gnu/packages.scm (%package-module-path): Honor $GUIX_PACKAGE_PATH. * test-env.in: Unset 'GUIX_PACKAGE_PATH'. * tests/guix-package.sh: Test it. * doc/guix.texi (Package Modules): Document it.
* guix build: Add -L/--load-path as a common option.Ludovic Courtès2014-09-24
| | | | | | * guix/scripts/build.scm (show-build-options-help): Document -L. (%standard-build-options): Add -L/--load-path. * tests/guix-package.sh: Test it.
* Merge branch 'core-updates'Ludovic Courtès2014-09-22
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| * utils: Allow wrap-program to be called multiple times.Eric Bavier2014-09-13
| | | | | | | | | | | | | | | | * guix/build/utils.scm (wrap-program): Multiple invocations of wrap-program for the same file create successive wrappers. Adjust docstring. * tests/build-utils.scm: Test new wrap-program behavior. (%store): New variable.
* | syscalls: Add 'swapon' and 'swapoff'.Ludovic Courtès2014-09-18
| | | | | | | | | | | | * guix/build/syscalls.scm (swapon, swapoff): New procedures. * tests/syscalls.scm ("swapon, ENOENT/EPERM", "swapoff, EINVAL/EPERM"): New tests.
* | syscalls: Add 'all-network-interfaces'.Ludovic Courtès2014-09-14
| | | | | | | | | | | | | | | | | | * guix/build/syscalls.scm (network-interfaces): Update docstring. (%interface-line): New variable. (all-network-interfaces): New procedure. * tests/syscalls.scm ("all-network-interfaces"): New test. ("network-interfaces"): Change to make sure the result is a subset of (all-network-interfaces).
* | syscalls: Add 'network-interface-flags'.Ludovic Courtès2014-09-14
| | | | | | | | | | | | | | | | | | * guix/build/syscalls.scm (SIOCGIFFLAGS, IFF_UP, IFF_BROADCAST, IFF_LOOPBACK, IF_NAMESIZE): New variables. (network-interface-flags, loopback-network-interface?): New procedures. * tests/syscalls.scm ("network-interface-flags", "loopback-network-interface?"): New tests.
* | syscalls: Add 'network-interfaces'.Ludovic Courtès2014-09-14
|/ | | | | | | | * guix/build/syscalls.scm (SIOCGIFCONF, ifconf-struct, ifreq-struct-size): New variables. (%ioctl, bytevector->string-list, network-interfaces): New procedures. * tests/syscalls.scm ("network-interfaces"): New test.
* gexp: Allow use of high-level objects in #:references-graphs.Ludovic Courtès2014-09-06
| | | | | | | | | | | | | | | * 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'.
* vm: Move store copy handling to (guix build store-copy).Ludovic Courtès2014-09-04
| | | | | | | | | * gnu/build/vm.scm (read-reference-graph, populate-store): Move to... * guix/build/store-copy.scm: ... here. New file. * Makefile.am (MODULES): Add it. * gnu/system/vm.scm (expression->derivation-in-linux-vm): Adjust default #:modules values accordingly. * tests/gexp.scm ("gexp->derivation, store copy"): New test.
* profiles: Use a real arrow to denote upgrades in ASCII.Ludovic Courtès2014-09-04
| | | | | | | Suggested by Alex Kost. * guix/profiles.scm (right-arrow): Fall back to "->". * tests/profiles.scm ("manifest-show-transaction"): Adjust accordingly.
* guix lint: Remove "guix lint: " prefix from warnings.Ludovic Courtès2014-09-03
| | | | | | | | This allows editors to parse warnings correctly. * guix/scripts/lint.scm (emit-warning): Use 'format' instead of 'warning', to avoid the "guix lint: " prefix in messages. * tests/lint.scm (call-with-warnings): Indent.
* scripts: add guix lintCyril Roelandt2014-09-03
| | | | | | | | | * guix/scripts/lint.scm: New file. Defines a 'lint' tool for Guix packages. * tests/lint.scm: New file. * Makefile.am (MODULES, SCM_TESTS): Add them. * po/guix/Makevars: Update appropriately. * po/guix/POTFILES.in: Update appropriately. * doc/guix.texi: Document "guix lint".
* profiles: Report the old and new version number in upgrades.Ludovic Courtès2014-09-02
| | | | | | | | | | | * guix/profiles.scm (manifest-lookup): New procedure. (manifest-installed?): Use it. (manifest-transaction-effects): Return a pair of entries for upgrades. (right-arrow): New procedure. (manifest-show-transaction)[upgrade-string, →]: New variables. Report upgrades using 'upgrade-string'. * tests/profiles.scm ("manifest-show-transaction"): New test. ("manifest-transaction-effects"): Match UPGRADE against a pair.
* daemon: Really enable automatic deduplication by default.Ludovic Courtès2014-08-31
| | | | | | * nix/nix-daemon/guix-daemon.cc (main): Set 'autoStoreOptimise' to true. Add 'printMsg' call. * tests/derivations.scm ("identical files are deduplicated"): New test.
* profiles: Compute transaction effects in a functional way.Ludovic Courtès2014-08-30
| | | | | | | * guix/profiles.scm (manifest-transaction-effects): New procedure. (manifest-show-transaction): Use it instead of locally computing it. * tests/profiles.scm (glibc): New variable. ("manifest-transaction-effects"): New test.
* gnu: Split (gnu packages base), adding (gnu packages commencement).Ludovic Courtès2014-08-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * gnu/packages/base.scm (gnu-make-boot0, diffutils-boot0, findutils-boot0, %boot0-inputs, nix-system->gnu-triplet, boot-triplet, binutils-boot0, gcc-boot0, perl-boot0, linux-libre-headers-boot0, texinfo-boot0, %boot1-inputs, glibc-final-with-bootstrap-bash, cross-gcc-wrapper, static-bash-for-glibc, glibc-final, gcc-boot0-wrapped, %boot2-inputs, binutils-final, libstdc++, gcc-final, ld-wrapper-boot3, %boot3-inputs, bash-final, %boot4-inputs, guile-final, gnu-make-final, ld-wrapper, coreutils-final, grep-final, %boot5-inputs, %final-inputs, canonical-package, gcc-toolchain, gcc-toolchain-4.8, gcc-toolchain-4.9): Move to... * gnu/packages/commencement.scm: ... here. New file. * gnu-system.am (GNU_SYSTEM_MODULES): Add it. * build-aux/check-final-inputs-self-contained.scm: Adjust accordingly. * gnu/packages/cross-base.scm: Likewise. * gnu/packages/make-bootstrap.scm: Likewise. * guix/build-system/cmake.scm (cmake-build): Likewise. * guix/build-system/gnu.scm (standard-packages, gnu-build, gnu-cross-build): Likewise. * guix/build-system/perl.scm (perl-build): Likewise. * guix/build-system/python.scm (python-build): Likewise. * guix/build-system/trivial.scm (guile-for-build): Likewise. * guix/download.scm (url-fetch): Likewise. * guix/gexp.scm (default-guile): Likewise. * guix/git-download.scm (git-fetch): Likewise. * guix/monads.scm (run-with-store): Likewise. * guix/packages.scm (default-guile): Likewise. * guix/scripts/package.scm (guix-package): Likewise. * guix/scripts/refresh.scm: Likewise. * guix/svn-download.scm (svn-fetch): Likewise. * tests/builders.scm (%bootstrap-inputs, %bootstrap-search-paths): Likewise. * tests/packages.scm ("GNU Make, bootstrap"): Likewise. * tests/guix-package.sh: Likewise. * gnu/services/base.scm: Use 'canonical-package' instead of xxx-final. * gnu/services/xorg.scm: Likewise. * gnu/system/vm.scm: Likewise. * guix/scripts/pull.scm (guix-pull): Likewise.
* tests: Fix typo in guix-build.sh.Ludovic Courtès2014-08-27
| | | | | * tests/guix-build.sh: Refer to the '%bootstrap' variables from (gnu packages bootstrap), not (gnu packages base).
* guix-register: By default, attempt to deduplicate registered items.Ludovic Courtès2014-08-25
| | | | | | | | | | | | | * nix/guix-register/guix-register.cc (GUIX_OPT_DEDUPLICATE): New macro. (options): Add --no-deduplication. (deduplication): New variable. (parse_opt): Handle GUIX_OPT_DEDUPLICATE. (register_validity): Add 'optimize' parameter and honor it. (main): Move 'store' instanatiation after 'settings.nixStore' assignment. * tests/guix-register.sh: Add test for deduplication. * guix/nar.scm (finalize-store-file): Update comment above 'register-path' call.
* Factorize test suite support in (guix tests).Ludovic Courtès2014-08-23
| | | | | | | | | | | | | | | | | | | | * guix/tests.scm: New file. * Makefile.am (noinst_DATA): New variable. (GOBJECTS): Add guix/tests.go. * tests/builders.scm (%store): Use 'open-connection-for-tests' from (guix tests). * tests/derivations.scm: Likewise. * tests/monads.scm: Likewise. * tests/packages.scm: Likewise. * tests/profiles.scm: Likewise. * tests/union.scm: Likewise. * tests/gexp.scm: Likewise. (guile-for-build): Remove. Use (%guile-for-build) instead. * tests/nar.scm (make-random-bytevector, %seed, random-text): Remove. (populate-file): Change 'make-random-bytevector' to 'random-bytevector'. Use (guix tests). * tests/store.scm (%seed, random-text): Remove. Use (guix tests).
* profiles: Produce a top-level Info 'dir' file.Ludovic Courtès2014-08-23
| | | | | | | | | | | | Fixes <http://bugs.gnu.org/18305>. Reported by Brandon Invergo <brandon@gnu.org>. * guix/profiles.scm (manifest-inputs, info-dir-file): New procedures. (profile-derivation): Use them. Add #:info-dir? parameter and honor it. * guix/scripts/package.scm (guix-package): Call 'profile-derivation' with #:info-dir? #f when the 'bootstrap? option is set. * tests/profiles.scm ("profile-derivation"): Pass #:info-dir? #f.
* profiles: Add 'manifest-transaction'.Alex Kost2014-08-19
| | | | | | | | | * guix/profiles.scm (<manifest-transaction>): New record-type. (manifest-perform-transaction): New procedure. (manifest-show-transaction): New procedure. * tests/profiles.scm ("manifest-perform-transaction"): New test. Co-authored-by: Ludovic Courtès <ludo@gnu.org>
* gexp: Add 'ungexp-native' and 'ungexp-native-splicing'.Ludovic Courtès2014-08-18
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* gexp: Add #:target parameter to 'gexp->derivation'.Ludovic Courtès2014-08-17
| | | | | | | | | | | * 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.
* monads: 'package-file' uses '%current-system' at '>>=' time.Ludovic Courtès2014-08-17
| | | | | * guix/monads.scm (package-file): Leave #:system to #f by default. * tests/monads.scm ("package-file, default system"): New test.
* monads: Add 'package->cross-derivation' and #:target for 'package-file'.Ludovic Courtès2014-08-17
| | | | | | | | | * 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'.
* profiles: Add 'manifest-add'.Alex Kost2014-08-12
| | | | | | | | * guix/profiles.scm (manifest-add): New procedure. * tests/profiles.scm (guile-1.8.8): New variable. ("manifest-add"): New test. Signed-off-by: Ludovic Courtès <ludo@gnu.org>
* ui: Fix handling of periods by fill-paragraph.Cyrill Schenkel2014-08-11
| | | | | | | | | Fixes <http://bugs.gnu.org/17468>. * guix/ui.scm (fill-paragraph): Two spaces after period and no spaces before newline. * tests/ui.scm: New test case. Signed-off-by: Ludovic Courtès <ludo@gnu.org>
* profiles: Add 'package->manifest-entry'.Ludovic Courtès2014-07-26
| | | | | | | | | | | | | Suggested by Alex Kost <alezost@gmail.com>. * guix/scripts/package.scm (options->installable)[package->manifest-entry]: Move to (guix profiles). [package->manifest-entry*]: New procedure. Use it. * guix/profiles.scm (package->manifest-entry): New procedure. * tests/profiles.scm (guile-for-build): New variable. Call '%guile-for-build'. ("profile-derivation"): New test.
* profiles: Switch to gexps.Ludovic Courtès2014-07-26
| | | | | | | | | | | | | | | | | | | | | | * guix/profiles.scm (<manifest-entry>)[path]: Rename to... [item]: ... this. Update users. (manifest->sexp): Rename to... (manifest->gexp): ... this. Return a gexp. (lower-input): Remove. (profile-derivation): Remove 'store' parameter, and turn into a monadic procedure. [inputs]: New variable. [builder]: Turn into a gexp. Replace call to 'build-expression->derivation' with call to 'gexp->derivation'. * guix/scripts/package.scm (link-to-empty-profile): Adjust call to 'profile-derivation', and wrap it in 'run-with-store'. (show-what-to-remove/install): Rename 'path' to 'item'. Check whether ITEM is a package, and return its output path if it is. (input->name+path): Remove. (options->installable): Set 'item' to P. (guix-package): Adjust call to 'profile-derivation'. * tests/profiles.scm (guile-2.0.9): Change 'path' to 'item'.
* tests: Make sure --search="" works.Ludovic Courtès2014-07-25
| | | | | * tests/guix-package.sh: Move '-s' tests outside of the network-only section. Make sure --search="" works.
* guix: package: Fix recutils output for non-package inputs.Eric Bavier2014-07-25
| | | | | * guix/ui.scm (package->recutils)[dependencies]: Ignore non-package inputs. * tests/guix-package.sh: New test.
* build: Fix typo in 'guix package --show' test.Ludovic Courtès2014-07-25
| | | | * tests/guix-package.sh: Change "^Package:" to "^name:".
* build: Better reject systems where the shebang would be too long.Ludovic Courtès2014-07-25
| | | | * tests/gexp.scm (shebang): Add "#!".
* monads: Add 'interned-file'.Ludovic Courtès2014-07-24
| | | | | | * guix/monads.scm (interned-file): New procedure. * tests/monads.scm ("interned-file"): New test. * doc/guix.texi (The Store Monad): Document it.
* guix package: add a "show" option.Cyril Roelandt2014-07-21
| | | | | | * doc/guix.texi: Update the documentation. * guix/scripts/package.scm: Add a "show" option. * tests/guix-package.sh: Add a test for the "show" option.
* build: Fix typo that would lead to hitting the socket name length limit.Ludovic Courtès2014-07-20
| | | | | | | * tests/guix-register.sh: Remove redundant $new_store in $NIX_STATE_DIR, introduced in 689142cd ("guix-register: Add '--state-directory' parameter.") Reported by Eric Bavier <ericbavier@gmail.com> and Alen Skondro <askondro@gmail.com>.
* guix: utils: Add fold-tree and fold-tree-leaves.Eric Bavier2014-07-20
| | | | | * guix/utils.scm (fold-tree, fold-tree-leaves): New functions. * tests/utils.scm: Add tests for them.