gnu: libjpeg-turbo: Build with a minimal variant of CMake.

This is necessary to avoid a circular dependency in the next commit.

* gnu/packages/curl.scm (curl-minimal): New public variable.
* gnu/packages/cmake.scm (cmake-minimal-bootstrap): New public variable.
* gnu/packages/image.scm (libjpeg-turbo)[arguments]: Add #:cmake.

1 files changed, 13 insertions, 1 deletions

diff --git a/gnu/packages/cmake.scm b/gnu/packages/cmake.scm
index 21f11ac4f0..cf542f12e4 100644
--- a/gnu/packages/cmake.scm
+++ b/gnu/packages/cmake.scm
@@ -5,7 +5,7 @@
 ;;; Copyright © 2014 Ian Denhardt <[email protected]>
 ;;; Copyright © 2015 Sou Bunnbu <[email protected]>
 ;;; Copyright © 2016 Efraim Flashner <[email protected]>
-;;; Copyright © 2017, 2018 Marius Bakke <[email protected]>
+;;; Copyright © 2017, 2018, 2020 Marius Bakke <[email protected]>
 ;;; Copyright © 2018 Arun Isaac <[email protected]>
 ;;; Copyright © 2018 Tobias Geerinckx-Rice <[email protected]>
 ;;; Copyright © 2019 Maxim Cournoyer <[email protected]>
@@ -232,6 +232,18 @@ and workspaces that can be used in the compiler environment of your choice.")
     (search-paths
      (package-native-search-paths cmake-minimal))))
 
+;; The purpose of this package is to solve a circular dependency between
+;; packages that use cmake-build-system and CMakes own dependencies.
+(define-public cmake-minimal-bootstrap
+  (package
+    (inherit cmake-minimal)
+    (name "cmake-minimal-bootstrap")
+    (native-inputs
+     `(;; cURL depends on ghostscript (via groff and OpenLDAP), which depends on
+       ;; 'cmake-build-system' through libtiff and ultimately libjpeg-turbo.
+       ("curl" ,curl-minimal)
+       ,@(alist-delete "curl" (package-native-inputs cmake-minimal))))))
+
 (define-public emacs-cmake-mode
   (package
     (inherit cmake)