distro: Rename (distro ...) to (distro packages ...).

* distro/base.scm, distro/ld-wrapper.scm: Move to `distro/packages'.
  Adjust LD-WRAPPER-BOOT3 input file name accordingly.
* Makefile.am (MODULES): Adjust accordingly.
* distro.scm (%distro-module-directory): Change to "/distro/packages".
* guix/build-system/gnu.scm (standard-inputs): Change module name
  to (distro packages base).
* tests/packages.scm (test-packages): Likewise.

Makefile.am

@@ -35,8 +35,8 @@ MODULES =					\
   guix/packages.scm				\
   guix.scm					\
   distro.scm					\
-  distro/base.scm				\
-  distro/ld-wrapper.scm
+  distro/packages/base.scm			\
+  distro/packages/ld-wrapper.scm
 
 GOBJECTS = $(MODULES:%.scm=%.go)
 

distro.scm

@@ -48,7 +48,7 @@
 (define %distro-module-directory
   ;; Absolute path of the (distro ...) module root.
   (string-append (dirname (search-path %load-path "distro.scm"))
-                 "/distro"))
+                 "/distro/packages"))
 
 (define (package-files)
   "Return the list of files that implement distro modules."

distro/packages/base.scm

@@ -16,7 +16,7 @@
 ;;; You should have received a copy of the GNU General Public License
 ;;; along with Guix.  If not, see <http://www.gnu.org/licenses/>.
 
-(define-module (distro base)
+(define-module (distro packages base)
   #:use-module (distro)
   #:use-module (guix packages)
   #:use-module (guix ftp)
@@ -1676,7 +1676,8 @@ exec ~a/bin/~a-gcc -B~a/lib -Wl,-dynamic-linker -Wl,~a/lib/~a \"$@\"~%"
     (build-system trivial-build-system)
     (inputs `(("binutils" ,binutils-final)
               ("guile"   ,(nixpkgs-derivation* "guile"))
-              ("wrapper" ,(search-path %load-path "distro/ld-wrapper.scm"))))
+              ("wrapper" ,(search-path %load-path
+                                       "distro/packages/ld-wrapper.scm"))))
     (arguments
      `(#:modules ((guix build utils))
        #:builder (begin

distro/packages/ld-wrapper.scm

@@ -7,7 +7,7 @@
 # Use `load-compiled' because `load' (and `-l') doesn't otherwise load our
 # .go file (see <http://bugs.gnu.org/12519>).
 
-main="(@ (distro ld-wrapper) ld-wrapper)"
+main="(@ (distro packages ld-wrapper) ld-wrapper)"
 exec @GUILE@ -c "(load-compiled \"$0.go\") (apply $main (cdr (command-line)))" "$@"
 !#
 ;;; Guix --- Nix package management from Guile.         -*- coding: utf-8 -*-
@@ -28,7 +28,7 @@ exec @GUILE@ -c "(load-compiled \"$0.go\") (apply $main (cdr (command-line)))" "
 ;;; You should have received a copy of the GNU General Public License
 ;;; along with Guix.  If not, see <http://www.gnu.org/licenses/>.
 
-(define-module (distro ld-wrapper)
+(define-module (distro packages ld-wrapper)
   #:use-module (srfi srfi-1)
   #:export (ld-wrapper))
 

guix/build-system/gnu.scm

@@ -87,8 +87,8 @@ System: GCC, GNU Make, Bash, Coreutils, etc."
            (z
             (error "invalid standard input" z)))
 
-          ;; Resolve (distro base) lazily to hide circular dependency.
-          (let* ((distro (resolve-module '(distro base)))
+          ;; Resolve (distro packages base) lazily to hide circular dependency.
+          (let* ((distro (resolve-module '(distro packages base)))
                  (inputs (module-ref distro '%final-inputs)))
             (append inputs
                     (append-map (match-lambda

tests/packages.scm

@@ -25,7 +25,7 @@
   #:use-module (guix build-system trivial)
   #:use-module (guix build-system gnu)
   #:use-module (distro)
-  #:use-module (distro base)
+  #:use-module (distro packages base)
   #:use-module (srfi srfi-26)
   #:use-module (srfi srfi-64)
   #:use-module (ice-9 match))