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-rw-r--r--guix/build-system/ocaml.scm27
-rw-r--r--guix/hg-download.scm38
-rw-r--r--guix/scripts/archive.scm11
-rw-r--r--guix/scripts/system.scm21
-rw-r--r--guix/utils.scm6
5 files changed, 98 insertions, 5 deletions
diff --git a/guix/build-system/ocaml.scm b/guix/build-system/ocaml.scm
index c5996bf0cf..5513216c25 100644
--- a/guix/build-system/ocaml.scm
+++ b/guix/build-system/ocaml.scm
@@ -29,6 +29,8 @@
#:export (%ocaml-build-system-modules
package-with-ocaml4.07
strip-ocaml4.07-variant
+ package-with-ocaml4.09
+ strip-ocaml4.09-variant
default-findlib
default-ocaml
lower
@@ -96,6 +98,18 @@
(let ((module (resolve-interface '(gnu packages ocaml))))
(module-ref module 'ocaml4.07-dune)))
+(define (default-ocaml4.09)
+ (let ((ocaml (resolve-interface '(gnu packages ocaml))))
+ (module-ref ocaml 'ocaml-4.09)))
+
+(define (default-ocaml4.09-findlib)
+ (let ((module (resolve-interface '(gnu packages ocaml))))
+ (module-ref module 'ocaml4.09-findlib)))
+
+(define (default-ocaml4.09-dune)
+ (let ((module (resolve-interface '(gnu packages ocaml))))
+ (module-ref module 'ocaml4.09-dune)))
+
(define* (package-with-explicit-ocaml ocaml findlib dune old-prefix new-prefix
#:key variant-property)
"Return a procedure of one argument, P. The procedure creates a package
@@ -171,6 +185,19 @@ pre-defined variants."
(inherit p)
(properties (alist-delete 'ocaml4.07-variant (package-properties p)))))
+(define package-with-ocaml4.09
+ (package-with-explicit-ocaml (delay (default-ocaml4.09))
+ (delay (default-ocaml4.09-findlib))
+ (delay (default-ocaml4.09-dune))
+ "ocaml-" "ocaml4.09-"
+ #:variant-property 'ocaml4.09-variant))
+
+(define (strip-ocaml4.09-variant p)
+ "Remove the 'ocaml4.09-variant' property from P."
+ (package
+ (inherit p)
+ (properties (alist-delete 'ocaml4.09-variant (package-properties p)))))
+
(define* (lower name
#:key source inputs native-inputs outputs system target
(ocaml (default-ocaml))
diff --git a/guix/hg-download.scm b/guix/hg-download.scm
index 694105ceba..bd55946523 100644
--- a/guix/hg-download.scm
+++ b/guix/hg-download.scm
@@ -26,12 +26,14 @@
#:use-module (guix packages)
#:autoload (guix build-system gnu) (standard-packages)
#:use-module (ice-9 match)
+ #:use-module (ice-9 popen)
+ #:use-module (ice-9 rdelim)
#:export (hg-reference
hg-reference?
hg-reference-url
hg-reference-changeset
hg-reference-recursive?
-
+ hg-predicate
hg-fetch))
;;; Commentary:
@@ -93,4 +95,38 @@ HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f."
#:recursive? #t
#:guile-for-build guile)))
+(define (hg-file-list directory)
+ "Evaluates to a list of files contained in the repository at path
+ @var{directory}"
+ (let* ((port (open-input-pipe (format #f "hg files --repository ~s" directory)))
+ (files (let loop ((files '()))
+ (let ((line (read-line port)))
+ (cond
+ ((eof-object? line) files)
+ (else
+ (loop (cons line files))))))))
+ (close-pipe port)
+ (map canonicalize-path files)))
+
+(define (should-select? path-list candidate)
+ "Returns #t in case that @var{candidate} is a file that is part of the given
+@var{path-list}."
+ (let ((canon-candidate (canonicalize-path candidate)))
+ (let loop ((xs path-list))
+ (cond
+ ((null? xs)
+ ;; Directories are not part of `hg files', but `local-file' will not
+ ;; recurse if we don't return #t for directories.
+ (equal? (array-ref (lstat candidate) 13) 'directory))
+ ((string-contains candidate (car xs)) #t)
+ (else (loop (cdr xs)))))))
+
+(define (hg-predicate directory)
+ "This procedure evaluates to a predicate that reports back whether a given
+@var{file} - @var{stat} combination is part of the files tracked by
+Mercurial."
+ (let ((files (hg-file-list directory)))
+ (lambda (file stat)
+ (should-select? files file))))
+
;;; hg-download.scm ends here
diff --git a/guix/scripts/archive.scm b/guix/scripts/archive.scm
index 02557ce454..c04baf9784 100644
--- a/guix/scripts/archive.scm
+++ b/guix/scripts/archive.scm
@@ -1,5 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2020 Tobias Geerinckx-Rice <me@tobias.gr>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -310,6 +311,16 @@ the input port."
(leave (G_ "failed to read public key: ~a: ~a~%")
(error-source err) (error-string err)))))
+ ;; Warn about potentially volatile ACLs, but continue: system reconfiguration
+ ;; might not be possible without (newly-authorized) substitutes.
+ (let ((stat (false-if-exception (lstat %acl-file))))
+ (when (and stat (eq? 'symlink (stat:type (lstat %acl-file))))
+ (warning (G_ "replacing symbolic link ~a with a regular file~%")
+ %acl-file)
+ (when (string-prefix? (%store-prefix) (readlink %acl-file))
+ (display-hint (G_ "On Guix System, add public keys to the
+@code{authorized-keys} field of your @code{operating-system} instead.")))))
+
(let ((key (read-key))
(acl (current-acl)))
(unless (eq? 'public-key (canonical-sexp-nth-data key 0))
diff --git a/guix/scripts/system.scm b/guix/scripts/system.scm
index ad998156c2..db80e0be8f 100644
--- a/guix/scripts/system.scm
+++ b/guix/scripts/system.scm
@@ -674,7 +674,8 @@ checking this by themselves in their 'check' procedure."
(define* (system-derivation-for-action os action
#:key image-size image-type
full-boot? container-shared-network?
- mappings label)
+ mappings label
+ volatile-root?)
"Return as a monadic value the derivation for OS according to ACTION."
(mlet %store-monad ((target (current-target-system)))
(case action
@@ -706,7 +707,8 @@ checking this by themselves in their 'check' procedure."
base-image))
(target (or base-target target))
(size image-size)
- (operating-system os))))))
+ (operating-system os)
+ (volatile-root? volatile-root?))))))
((docker-image)
(system-docker-image os
#:shared-network? container-shared-network?)))))
@@ -761,6 +763,7 @@ and TARGET arguments."
dry-run? derivations-only?
use-substitutes? bootloader-target target
image-size image-type
+ volatile-root?
full-boot? label container-shared-network?
(mappings '())
(gc-root #f))
@@ -768,7 +771,8 @@ and TARGET arguments."
bootloader; BOOTLOADER-TAGET is the target for the bootloader; TARGET is the
target root directory; IMAGE-SIZE is the size of the image to be built, for
the 'vm-image' and 'disk-image' actions. IMAGE-TYPE is the type of image to
-be built.
+be built. When VOLATILE-ROOT? is #t, the root file system is mounted
+volatile.
FULL-BOOT? is used for the 'vm' action; it determines whether to
boot directly to the kernel or to the bootloader. CONTAINER-SHARED-NETWORK?
@@ -816,6 +820,7 @@ static checks."
#:label label
#:image-type image-type
#:image-size image-size
+ #:volatile-root? volatile-root?
#:full-boot? full-boot?
#:container-shared-network? container-shared-network?
#:mappings mappings))
@@ -975,6 +980,8 @@ Some ACTIONS support additional ARGS.\n"))
(display (G_ "
--no-bootloader for 'init', do not install a bootloader"))
(display (G_ "
+ --volatile for 'disk-image', make the root file system volatile"))
+ (display (G_ "
--label=LABEL for 'disk-image', label disk image with LABEL"))
(display (G_ "
--save-provenance save provenance information"))
@@ -1048,6 +1055,9 @@ Some ACTIONS support additional ARGS.\n"))
(option '("no-bootloader" "no-grub") #f #f
(lambda (opt name arg result)
(alist-cons 'install-bootloader? #f result)))
+ (option '("volatile") #f #f
+ (lambda (opt name arg result)
+ (alist-cons 'volatile-root? #t result)))
(option '("label") #t #f
(lambda (opt name arg result)
(alist-cons 'label arg result)))
@@ -1109,7 +1119,8 @@ Some ACTIONS support additional ARGS.\n"))
(image-type . raw)
(image-size . guess)
(install-bootloader? . #t)
- (label . #f)))
+ (label . #f)
+ (volatile-root? . #f)))
(define (verbosity-level opts)
"Return the verbosity level based on OPTS, the alist of parsed options."
@@ -1206,6 +1217,8 @@ resulting from command-line parsing."
#:image-type (lookup-image-type-by-name
(assoc-ref opts 'image-type))
#:image-size (assoc-ref opts 'image-size)
+ #:volatile-root?
+ (assoc-ref opts 'volatile-root?)
#:full-boot? (assoc-ref opts 'full-boot?)
#:container-shared-network?
(assoc-ref opts 'container-shared-network?)
diff --git a/guix/utils.scm b/guix/utils.scm
index b816c355dc..a591b62f30 100644
--- a/guix/utils.scm
+++ b/guix/utils.scm
@@ -78,6 +78,7 @@
target-arm?
target-64bit?
cc-for-target
+ cxx-for-target
version-compare
version>?
@@ -542,6 +543,11 @@ a character other than '@'."
(string-append target "-gcc")
"gcc"))
+(define* (cxx-for-target #:optional (target (%current-target-system)))
+ (if target
+ (string-append target "-g++")
+ "g++"))
+
(define version-compare
(let ((strverscmp
(let ((sym (or (dynamic-func "strverscmp" (dynamic-link))