Updated plugins

sources_non_forked/ale/autoload/ale/c.vim

@@ -8,6 +8,25 @@ let s:sep = has('win32') ? '\' : '/'
 " Set just so tests can override it.
 let g:__ale_c_project_filenames = ['.git/HEAD', 'configure', 'Makefile', 'CMakeLists.txt']
 
+function! ale#c#GetBuildDirectory(buffer) abort
+    " Don't include build directory for header files, as compile_commands.json
+    " files don't consider headers to be translation units, and provide no
+    " commands for compiling header files.
+    if expand('#' . a:buffer) =~# '\v\.(h|hpp)$'
+        return ''
+    endif
+
+    let l:build_dir = ale#Var(a:buffer, 'c_build_dir')
+
+    " c_build_dir has the priority if defined
+    if !empty(l:build_dir)
+        return l:build_dir
+    endif
+
+    return ale#path#Dirname(ale#c#FindCompileCommands(a:buffer))
+endfunction
+
+
 function! ale#c#FindProjectRoot(buffer) abort
     for l:project_filename in g:__ale_c_project_filenames
         let l:full_path = ale#path#FindNearestFile(a:buffer, l:project_filename)
@@ -150,12 +169,22 @@ function! s:GetListFromCompileCommandsFile(compile_commands_file) abort
 endfunction
 
 function! ale#c#ParseCompileCommandsFlags(buffer, dir, json_list) abort
+    " Search for an exact file match first.
     for l:item in a:json_list
         if bufnr(l:item.file) is a:buffer
             return ale#c#ParseCFlags(a:dir, l:item.command)
         endif
     endfor
 
+    " Look for any file in the same directory if we can't find an exact match.
+    let l:dir = ale#path#Simplify(expand('#' . a:buffer . ':p:h'))
+
+    for l:item in a:json_list
+        if ale#path#Simplify(fnamemodify(l:item.file, ':h')) is? l:dir
+            return ale#c#ParseCFlags(a:dir, l:item.command)
+        endif
+    endfor
+
     return ''
 endfunction
 
@@ -246,7 +275,7 @@ function! ale#c#IncludeOptions(include_paths) abort
         return ''
     endif
 
-    return ' ' . join(l:option_list) . ' '
+    return join(l:option_list)
 endfunction
 
 let g:ale_c_build_dir_names = get(g:, 'ale_c_build_dir_names', [