Rename 'guix substitute-binary' to 'guix substitute'.

* guix/scripts/substitute-binary.scm: Rename to...
* guix/scripts/substitute.scm: ... this.  Adjust module name, entry
  point, comments, and help string accordingly.
* nix/scripts/substitute-binary.in: Rename to...
* nix/scripts/substitute.in: ... this.
* pre-inst-env.in (NIX_SUBSTITUTERS): Adjust accordingly.
* tests/substitute-binary.scm: Rename to...
* tests/substitute.scm: ... this.  Adjust references to (guix scripts
  substitute) accordingly.
* guix/ui.scm (show-guix-help)[internal?]: Change "substitute-binary" to
  "substitute".
* Makefile.am (MODULES, SCM_TESTS): Adjust to file renames.
* daemon.am (nodist_pkglibexec_SCRIPTS): Likewise.
* config-daemon.ac: Likewise.
* guix/tests.scm (call-with-derivation-narinfo): Adjust comments and
  docstring.

.gitignore

@@ -96,7 +96,7 @@ stamp-h[0-9]
 /doc/guix.tp
 /doc/guix.vr
 /doc/guix.vrs
-/nix/scripts/substitute-binary
+/nix/scripts/substitute
 /doc/images/bootstrap-graph.png
 /doc/images/bootstrap-graph.eps
 /guix-register

Makefile.am

@@ -96,7 +96,7 @@ MODULES =					\
   guix/scripts/gc.scm				\
   guix/scripts/hash.scm				\
   guix/scripts/pull.scm				\
-  guix/scripts/substitute-binary.scm		\
+  guix/scripts/substitute.scm			\
   guix/scripts/authenticate.scm			\
   guix/scripts/refresh.scm			\
   guix/scripts/system.scm			\
@@ -162,7 +162,7 @@ SCM_TESTS =					\
   tests/pk-crypto.scm				\
   tests/pki.scm					\
   tests/sets.scm				\
-  tests/substitute-binary.scm			\
+  tests/substitute.scm				\
   tests/builders.scm				\
   tests/derivations.scm				\
   tests/ui.scm					\

config-daemon.ac

@@ -133,8 +133,8 @@ if test "x$guix_build_daemon" = "xyes"; then
 
   AC_CONFIG_FILES([nix/scripts/list-runtime-roots],
     [chmod +x nix/scripts/list-runtime-roots])
-  AC_CONFIG_FILES([nix/scripts/substitute-binary],
-    [chmod +x nix/scripts/substitute-binary])
+  AC_CONFIG_FILES([nix/scripts/substitute],
+    [chmod +x nix/scripts/substitute])
   AC_CONFIG_FILES([nix/scripts/guix-authenticate],
     [chmod +x nix/scripts/guix-authenticate])
   AC_CONFIG_FILES([nix/scripts/offload],

daemon.am

@@ -165,7 +165,7 @@ nix/libstore/schema.sql.hh: nix/libstore/schema.sql
 
 nodist_pkglibexec_SCRIPTS =			\
   nix/scripts/list-runtime-roots		\
-  nix/scripts/substitute-binary
+  nix/scripts/substitute
 
 if BUILD_DAEMON_OFFLOAD
 

guix/tests.scm

@@ -126,7 +126,7 @@ Deriver: ~a~%"
 (define* (call-with-derivation-narinfo drv thunk
                                        #:key (sha256 (make-bytevector 32 0)))
   "Call THUNK in a context where fake substituter data, as read by 'guix
-substitute-binary', has been installed for DRV.  SHA256 is the hash of the
+substitute', has been installed for DRV.  SHA256 is the hash of the
 expected output of DRV."
   (let* ((output  (derivation->output-path drv))
          (dir     (%substitute-directory))
@@ -178,7 +178,7 @@ CONTENTS."
     (lambda ()
       (let ((hash (call-with-input-file (string-append dir "/example.nar")
                     port-sha256)))
-        ;; Create fake substituter data, to be read by `substitute-binary'.
+        ;; Create fake substituter data, to be read by 'guix substitute'.
         (call-with-derivation-narinfo drv
           thunk
           #:sha256 (or sha256 hash))))

guix/ui.scm

@@ -815,7 +815,7 @@ parameter of 'args-fold'."
 
 (define (show-guix-help)
   (define (internal? command)
-    (member command '("substitute-binary" "authenticate" "offload")))
+    (member command '("substitute" "authenticate" "offload")))
 
   (format #t (_ "Usage: guix COMMAND ARGS...
 Run COMMAND with ARGS.\n"))

nix/scripts/substitute-binary.in

@@ -1,11 +0,0 @@
-#!@SHELL@
-# A shorthand for "guix substitute-binary", for use by the daemon.
-
-if test "x$GUIX_UNINSTALLED" = "x"
-then
-    prefix="@prefix@"
-    exec_prefix="@exec_prefix@"
-    exec "@bindir@/guix" substitute-binary "$@"
-else
-    exec guix substitute-binary "$@"
-fi

nix/scripts/substitute.in

@@ -0,0 +1,11 @@
+#!@SHELL@
+# A shorthand for "guix substitute", for use by the daemon.
+
+if test "x$GUIX_UNINSTALLED" = "x"
+then
+    prefix="@prefix@"
+    exec_prefix="@exec_prefix@"
+    exec "@bindir@/guix" substitute "$@"
+else
+    exec guix substitute "$@"
+fi

pre-inst-env.in

@@ -44,7 +44,7 @@ export PATH
 # Daemon helpers.
 
 NIX_ROOT_FINDER="$abs_top_builddir/nix/scripts/list-runtime-roots"
-NIX_SUBSTITUTERS="$abs_top_builddir/nix/scripts/substitute-binary"
+NIX_SUBSTITUTERS="$abs_top_builddir/nix/scripts/substitute"
 NIX_BUILD_HOOK="$abs_top_builddir/nix/scripts/offload"
 NIX_LIBEXEC_DIR="@abs_top_builddir@/nix/scripts" # for 'guix-authenticate'
 

tests/store.scm

@@ -367,7 +367,7 @@
   (with-store s
     (let* ((d (package-derivation s %bootstrap-guile (%current-system)))
            (o (derivation->output-path d)))
-      ;; Create fake substituter data, to be read by `substitute-binary'.
+      ;; Create fake substituter data, to be read by 'guix substitute'.
       (with-derivation-narinfo d
         ;; Remove entry from the local cache.
         (false-if-exception
@@ -375,7 +375,7 @@
                                      "/guix/substitute-binary/"
                                      (store-path-hash-part o))))
 
-        ;; Make sure `substitute-binary' correctly communicates the above
+        ;; Make sure 'guix substitute' correctly communicates the above
         ;; data.
         (set-build-options s #:use-substitutes? #t)
         (and (has-substitutes? s o)
@@ -439,7 +439,7 @@
       (with-derivation-substitute d c
         (sha256 => (make-bytevector 32 0)) ;select a hash that doesn't match C
 
-        ;; Make sure we use `substitute-binary'.
+        ;; Make sure we use 'guix substitute'.
         (set-build-options s
                            #:use-substitutes? #t
                            #:fallback? #f)
@@ -464,9 +464,9 @@
                  #:guile-for-build
                  (package-derivation s %bootstrap-guile (%current-system))))
            (o   (derivation->output-path d)))
-      ;; Create fake substituter data, to be read by `substitute-binary'.
+      ;; Create fake substituter data, to be read by 'guix substitute'.
       (with-derivation-narinfo d
-        ;; Make sure we use `substitute-binary'.
+        ;; Make sure we use 'guix substitute'.
         (set-build-options s #:use-substitutes? #t)
         (and (has-substitutes? s o)
              (guard (c ((nix-protocol-error? c)