[bug#37863] [PATCH] gnu: emacs-helm-projectile: Apply patch.

[Stephen Webber]

* gnu/packages/emacs-xyz.scm (emacs-helm-projectile): Apply patch.
* gnu/packages/patches/emacs-helm-projectile-require-dash.patch: New file.
---
 gnu/packages/emacs-xyz.scm                          |  4 +++-
 .../emacs-helm-projectile-require-dash.patch        | 13 +++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)
 create mode 100644 
gnu/packages/patches/emacs-helm-projectile-require-dash.patch

diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index 8c3c50efdc..5ed2cf67bc 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -6967,7 +6967,9 @@ as well as features for editing search results.")
              (commit (string-append "v" version))))
        (file-name (git-file-name name version))
        (sha256
-        (base32 "0lph38p112fridighqcizpsyzjbv7qr3d8prbfj6w6q6gfl6cna4"))))
+        (base32 "0lph38p112fridighqcizpsyzjbv7qr3d8prbfj6w6q6gfl6cna4"))
+       (patches
+        (search-patches "emacs-helm-projectile-require-dash.patch"))))
     (build-system emacs-build-system)
     (propagated-inputs
      `(("emacs-dash" ,emacs-dash)
diff --git a/gnu/packages/patches/emacs-helm-projectile-require-dash.patch 
b/gnu/packages/patches/emacs-helm-projectile-require-dash.patch
new file mode 100644
index 0000000000..9da3deff50
--- /dev/null
+++ b/gnu/packages/patches/emacs-helm-projectile-require-dash.patch
@@ -0,0 +1,13 @@
+Make dash dependency explicit - this issue is resolved in master and is
+documented at https://github.com/bbatsov/helm-projectile/issues/120
+
+--- a/helm-projectile.el
++++ b/helm-projectile.el
+@@ -41,6 +41,7 @@
+ 
+ (require 'projectile)
+ (require 'cl-lib)
++(require 'dash)
+ (require 'grep)
+ (require 'helm)
+ (require 'helm-types)
-- 
2.23.0