Tweak completion and linter. Add hlsl syntax highlight

vimrc

@@ -59,23 +59,35 @@ if has("unix") || has("mac")
         map <F5> :UndotreeToggle<CR>
         Plugin 'vim-scripts/LaTeX-Box'
         map <LocalLeader>ll :Latexmk<CR>
-        if isdirectory(expand("$HOME/.vim/bundle/YouCompleteMe")) || isdirectory(expand("/usr/share/vim/vimfiles/third_party/ycmd/"))
+        if isdirectory(expand("/usr/share/vim/vimfiles/third_party/ycmd/"))
             "[Workaround for YCM non-portability]"
-            Plugin 'Valloric/YouCompleteMe'
+            "No need for Plugin 'Valloric/YouCompleteMe', it's installed system-wide
             let g:ycm_global_ycm_extra_conf = '/usr/share/vim/vimfiles/third_party/ycmd/cpp/ycm/.ycm_extra_conf.py'
             let g:ycm_server_python_interpreter = '/usr/bin/python2'
+            "[We're using ale for linting]"
+            let g:ycm_show_diagnostics_ui = 0
         else
             Plugin 'AutoComplPop'
         endif
         Plugin 'w0rp/ale'
-        let g:ale_sign_error = 'E'
-        let g:ale_sign_warning = 'W'
+        let g:ale_linters = {
+            \ 'cpp': ['g++'],
+            \ 'c': ['clang']
+            \ }
+        let g:ale_c_gcc_options='-std=c99 -pedantic'
+        let g:ale_sign_error = '●'
+        let g:ale_sign_warning = '●'
         Plugin 'itchyny/lightline.vim'
         let g:lightline = {
             \'colorscheme': 'solarized',
             \ 'active': {
             \   'left': [['mode', 'paste'], ['filename', 'modified']],
-                    \   'right': [['lineinfo'], ['percent'], ['readonly', 'linter_warnings', 'linter_errors', 'linter_ok']]
+            \   'right': [['lineinfo'],
+            \             ['percent'],
+            \             ['readonly', 'linter_warnings', 'linter_errors', 'linter_ok'],
+            \             ['fileformat'],
+            \             ['fileencoding']
+            \            ]
             \ },
             \ 'component_expand': {
             \   'linter_warnings': 'LightlineLinterWarnings',
@@ -90,6 +102,7 @@ if has("unix") || has("mac")
             \}
         Plugin 'godlygeek/tabular'
         Plugin 'tikhomirov/vim-glsl'
+        Plugin 'beyondmarc/hlsl.vim'
         Plugin 'mzlogin/vim-smali'
         Plugin 'jamessan/vim-gnupg'
         Plugin 'petRUShka/vim-opencl'