system: Remove uses of the 'title' field of <file-system>.

* gnu/system/install.scm (installation-os): Remove uses of the 'title'
field of 'file-system'; use 'file-system-label' as appropriate.
* gnu/system/vm.scm (system-disk-image, system-qemu-image): Likewise.
* gnu/tests.scm (%simple-os): Likewise.
* gnu/tests/install.scm (%minimal-os, %minimal-extlinux-os)
(%minimal-os-on-vda, %separate-home-os, %separate-store-os)
(%raid-root-os, %encrypted-root-os, %btrfs-root-os): Likewise.
* gnu/build/shepherd.scm (default-mounts)[tmpfs]: Likewise.
* tests/guix-system.sh: Likewise.
* tests/system.scm (%root-fs): Likewise.
("operating-system-boot-mapped-devices, implicit dependency"): Likewise.

7 files changed, 16 insertions, 37 deletions

diff --git a/gnu/build/shepherd.scm b/gnu/build/shepherd.scm
index c955e3c83f..f383259924 100644
--- a/gnu/build/shepherd.scm
+++ b/gnu/build/shepherd.scm
@@ -1,5 +1,5 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2017 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2017, 2018 Ludovic Courtès <ludo@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -55,7 +55,6 @@
   (define (tmpfs directory)
     (file-system
       (device "none")
-      (title 'device)
       (mount-point directory)
       (type "tmpfs")
       (check? #f)))
diff --git a/gnu/system/install.scm b/gnu/system/install.scm
index 3efff915a8..acc9f15e0d 100644
--- a/gnu/system/install.scm
+++ b/gnu/system/install.scm
@@ -328,8 +328,7 @@ You have been warned.  Thanks for being so brave.\x1b[0m
      ;; the appropriate one.
      (cons* (file-system
               (mount-point "/")
-              (device "GuixSD_image")
-              (title 'label)
+              (device (file-system-label "GuixSD_image"))
               (type "ext4"))
 
             ;; Make /tmp a tmpfs instead of keeping the overlayfs.  This
@@ -341,7 +340,6 @@ You have been warned.  Thanks for being so brave.\x1b[0m
             (file-system
               (mount-point "/tmp")
               (device "none")
-              (title 'device)
               (type "tmpfs")
               (check? #f))
 
diff --git a/gnu/system/vm.scm b/gnu/system/vm.scm
index 7f80147150..4cffc71d7f 100644
--- a/gnu/system/vm.scm
+++ b/gnu/system/vm.scm
@@ -571,7 +571,6 @@ to USB sticks meant to be read-only."
               (file-systems (cons (file-system
                                     (mount-point "/")
                                     (device root-uuid)
-                                    (title 'uuid)
                                     (type file-system-type))
                                   file-systems-to-keep)))))
 
@@ -636,7 +635,6 @@ of the GNU system as described by OS."
               (file-systems (cons (file-system
                                     (mount-point "/")
                                     (device root-uuid)
-                                    (title 'uuid)
                                     (type file-system-type))
                                   file-systems-to-keep)))))
     (mlet* %store-monad
diff --git a/gnu/tests.scm b/gnu/tests.scm
index 2aef370af5..5d4a4f8062 100644
--- a/gnu/tests.scm
+++ b/gnu/tests.scm
@@ -208,8 +208,7 @@ the system under test."
                  (bootloader grub-bootloader)
                  (target "/dev/sdX")))
     (file-systems (cons (file-system
-                          (device "my-root")
-                          (title 'label)
+                          (device (file-system-label "my-root"))
                           (mount-point "/")
                           (type "ext4"))
                         %base-file-systems))
diff --git a/gnu/tests/install.scm b/gnu/tests/install.scm
index e3bb1b46af..4764ffffde 100644
--- a/gnu/tests/install.scm
+++ b/gnu/tests/install.scm
@@ -66,8 +66,7 @@
                  (target "/dev/vdb")))
     (kernel-arguments '("console=ttyS0"))
     (file-systems (cons (file-system
-                          (device "my-root")
-                          (title 'label)
+                          (device (file-system-label "my-root"))
                           (mount-point "/")
                           (type "ext4"))
                         %base-file-systems))
@@ -105,8 +104,7 @@
                  (target "/dev/vdb")))
     (kernel-arguments '("console=ttyS0"))
     (file-systems (cons (file-system
-                          (device "my-root")
-                          (title 'label)
+                          (device (file-system-label "my-root"))
                           (mount-point "/")
                           (type "ext4"))
                         %base-file-systems))
@@ -351,8 +349,7 @@ per %test-installed-os, this test is expensive in terms of CPU and storage.")
                  (target "/dev/vda")))
     (kernel-arguments '("console=ttyS0"))
     (file-systems (cons (file-system
-                          (device "my-root")
-                          (title 'label)
+                          (device (file-system-label "my-root"))
                           (mount-point "/")
                           (type "ext4"))
                         %base-file-systems))
@@ -428,13 +425,11 @@ reboot\n")
                  (target "/dev/vdb")))
     (kernel-arguments '("console=ttyS0"))
     (file-systems (cons* (file-system
-                           (device "my-root")
-                           (title 'label)
+                           (device (file-system-label "my-root"))
                            (mount-point "/")
                            (type "ext4"))
                          (file-system
                            (device "none")
-                           (title 'device)
                            (type "tmpfs")
                            (mount-point "/home")
                            (type "tmpfs"))
@@ -488,13 +483,11 @@ partition.  In particular, home directories must be correctly created (see
                  (target "/dev/vdb")))
     (kernel-arguments '("console=ttyS0"))
     (file-systems (cons* (file-system
-                           (device "root-fs")
-                           (title 'label)
+                           (device (file-system-label "root-fs"))
                            (mount-point "/")
                            (type "ext4"))
                          (file-system
-                           (device "store-fs")
-                           (title 'label)
+                           (device (file-system-label "store-fs"))
                            (mount-point "/gnu")
                            (type "ext4"))
                          %base-file-systems))
@@ -574,8 +567,7 @@ where /gnu lives on a separate partition.")
                            (target "/dev/md0")
                            (type raid-device-mapping))))
     (file-systems (cons (file-system
-                          (device "root-fs")
-                          (title 'label)
+                          (device (file-system-label "root-fs"))
                           (mount-point "/")
                           (type "ext4")
                           (dependencies mapped-devices))
@@ -658,7 +650,6 @@ by 'mdadm'.")
                            (type luks-device-mapping))))
     (file-systems (cons (file-system
                           (device "/dev/mapper/the-root-device")
-                          (title 'device)
                           (mount-point "/")
                           (type "ext4"))
                         %base-file-systems))
@@ -779,8 +770,7 @@ build (current-guix) and then store a couple of full system images.")
                  (target "/dev/vdb")))
     (kernel-arguments '("console=ttyS0"))
     (file-systems (cons (file-system
-                          (device "my-root")
-                          (title 'label)
+                          (device (file-system-label "my-root"))
                           (mount-point "/")
                           (type "btrfs"))
                         %base-file-systems))
diff --git a/tests/guix-system.sh b/tests/guix-system.sh
index 2b94bc0516..36ba5fbd5f 100644
--- a/tests/guix-system.sh
+++ b/tests/guix-system.sh
@@ -111,8 +111,7 @@ cat > "$tmpfile" <<EOF
 
   (bootloader (GRUB-config (device "/dev/sdX")))      ; 9
   (file-systems (cons (file-system
-                        (device "root")
-                        (title 'label)
+                        (device (file-system-label "root"))
                         (mount-point "/")
                         (type "ext4"))
                       %base-file-systems)))
@@ -140,8 +139,7 @@ OS_BASE='
                (bootloader grub-bootloader)
                (device "/dev/sdX")))
   (file-systems (cons (file-system
-                        (device "root")
-                        (title (string->symbol "label"))
+                        (device (file-system-label "root"))
                         (mount-point "/")
                         (type "ext4"))
                       %base-file-systems))
@@ -213,8 +211,7 @@ make_user_config ()
                 (bootloader grub-bootloader)
                 (device "/dev/sdX")))
   (file-systems (cons (file-system
-                        (device "root")
-                        (title 'label)
+                        (device (file-system-label "root"))
                         (mount-point "/")
                         (type "ext4"))
                       %base-file-systems))
diff --git a/tests/system.scm b/tests/system.scm
index 6a7f45c59c..7d55da7174 100644
--- a/tests/system.scm
+++ b/tests/system.scm
@@ -1,5 +1,5 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2016 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2016, 2018 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2017 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;;
 ;;; This file is part of GNU Guix.
@@ -27,8 +27,7 @@
 
 (define %root-fs
   (file-system
-    (device "my-root")
-    (title 'label)
+    (device (file-system-label "my-root"))
     (mount-point "/")
     (type "ext4")))
 
@@ -114,7 +113,6 @@
      (inherit %os-with-mapped-device)
      (file-systems (cons (file-system
                            (device "/dev/mapper/my-luks-device")
-                           (title 'device)
                            (mount-point "/")
                            (type "ext4"))
                          %base-file-systems)))))