Add cmake-ide to lang/c-c++ layer

layers/+lang/c-c++/README.org

@@ -34,6 +34,9 @@ scripts.
   company-clang (when =c-c++-enable-clang-support= is turned on), or
   company-ycmd (when =ycmd= layer is included).
 - Support for [[https://github.com/realgud/realgud][realgud]] debugger.
+- Support for CMake configure/build (with limited support for other build systems),
+  automatic generation of =compile_commands.json= (compile flags), on-the-fly configuration
+  of flycheck, company-clang and RTags (if installed) with [[https://github.com/atilaneves/cmake-ide][cmake-ide]] .
 
 * Install
 ** Layer
@@ -112,6 +115,8 @@ doesn't complain about missing header files.
 | ~SPC m g A~ | open matching file in another window (e.g. switch between .cpp and .h) |
 | ~SPC m D~   | disaster: disassemble c/c++ code                                       |
 | ~SPC m r~   | srefactor: refactor thing at point.                                    |
+| ~SPC m p~   | Project / Build system management                                      |
+| ~SPC m c c~ | Compile project                                                        |
 
 *Note:*  [[https://github.com/tuhdo/semantic-refactor][semantic-refactor]]  is only available for Emacs 24.4+
 

layers/+lang/c-c++/packages.el

@@ -14,6 +14,7 @@
     cc-mode
     disaster
     clang-format
+    cmake-ide
     cmake-mode
     company
     (company-c-headers :requires company)
@@ -43,7 +44,9 @@
       (require 'compile)
       (c-toggle-auto-newline 1)
       (dolist (mode c-c++-modes)
+        (spacemacs/declare-prefix-for-mode mode "mc" "compile")
         (spacemacs/declare-prefix-for-mode mode "mg" "goto")
+        (spacemacs/declare-prefix-for-mode mode "mp" "project/build system")
         (spacemacs/set-leader-keys-for-major-mode mode
           "ga" 'projectile-find-other-file
           "gA" 'projectile-find-other-file-other-window)))))
@@ -65,6 +68,18 @@
     (when c-c++-enable-clang-format-on-save
       (spacemacs/add-to-hooks 'spacemacs/clang-format-on-save c-c++-mode-hooks))))
 
+(defun c-c++/init-cmake-ide ()
+  (use-package cmake-ide)
+    :config
+    (progn
+      (cmake-ide-setup)
+      (dolist (mode c-c++-modes)
+        (spacemacs/set-leader-keys-for-major-mode mode
+          "cc" 'cmake-ide-compile
+          "pc" 'cmake-ide-run-cmake
+          "pC" 'cmake-ide-maybe-run-cmake
+          "pd" 'cmake-ide-delete-file))))
+
 (defun c-c++/init-cmake-mode ()
   (use-package cmake-mode
     :mode (("CMakeLists\\.txt\\'" . cmake-mode) ("\\.cmake\\'" . cmake-mode))))