c, objc and objcpp support

syntax_checkers/c/gcc.vim

@@ -10,6 +10,13 @@
 "
 "============================================================================
 
+" NOTE: IF you are using the YouCompleteMe plugin
+" (https://github.com/Valloric/YouCompleteMe), everything will 'just work'
+" (if you configured YouCompleteMe properly that is).
+" Ignore all the below g:syntastic_cpp* options, YCM does not use them. If you
+" are NOT using YCM, then continue reading.
+"
+"
 " In order to also check header files add this to your .vimrc:
 "
 "   let g:syntastic_c_check_header = 1
@@ -73,7 +80,7 @@ if exists('loaded_gcc_syntax_checker')
 endif
 let loaded_gcc_syntax_checker = 1
 
-if !executable(g:syntastic_c_checker)
+if !executable(g:syntastic_c_checker) && !exists('g:loaded_youcompleteme')
     finish
 endif
 
@@ -89,6 +96,10 @@ if !exists('g:syntastic_c_config_file')
 endif
 
 function! SyntaxCheckers_c_GetLocList()
+    if exists('g:loaded_youcompleteme')
+        return youcompleteme#CurrentFileDiagnostics()
+    endif
+
     let makeprg = g:syntastic_c_checker . ' -x c -fsyntax-only '
     let errorformat = '%-G%f:%s:,%-G%f:%l: %#error: %#(Each undeclared '.
                \ 'identifier is reported only%.%#,%-G%f:%l: %#error: %#for '.

syntax_checkers/objc.vim

@@ -10,6 +10,13 @@
 "
 "============================================================================
 
+" NOTE: IF you are using the YouCompleteMe plugin
+" (https://github.com/Valloric/YouCompleteMe), everything will 'just work'
+" (if you configured YouCompleteMe properly that is).
+" Ignore all the below g:syntastic_cpp* options, YCM does not use them. If you
+" are NOT using YCM, then continue reading.
+"
+"
 " In order to also check header files add this to your .vimrc:
 " (this usually creates a .gch file in your source directory)
 "
@@ -64,7 +71,7 @@
 "
 "   let g:syntastic_objc_errorformat = '%f:%l:%c: %trror: %m'
 
-if !executable('gcc')
+if !executable('gcc') && !exists('g:loaded_youcompleteme')
     finish
 endif
 
@@ -80,8 +87,12 @@ if !exists('g:syntastic_objc_config_file')
 endif
 
 function! SyntaxCheckers_objc_GetLocList()
+    if exists('g:loaded_youcompleteme')
+        return youcompleteme#CurrentFileDiagnostics()
+    endif
+
     let makeprg = 'gcc -fsyntax-only -lobjc'
-    let errorformat = 
+    let errorformat =
                     \ '%-G%f:%s:,'.
                     \ '%f:%l:%c: %trror: %m,'.
                     \ '%f:%l:%c: %tarning: %m,'.

syntax_checkers/objcpp.vim

@@ -0,0 +1,27 @@
+"============================================================================
+"File:        objcpp.vim
+"Description: Syntax checking plugin for syntastic.vim
+"Maintainer:  Val Markovic <val at markovic dot io>
+"License:     This program is free software. It comes without any warranty,
+"             to the extent permitted by applicable law. You can redistribute
+"             it and/or modify it under the terms of the Do What The Fuck You
+"             Want To Public License, Version 2, as published by Sam Hocevar.
+"             See http://sam.zoy.org/wtfpl/COPYING for more details.
+"
+"============================================================================
+" NOTE: This plugin only supports use of the YouCompleteMe Vim plugin as the
+" source of the diagnostics. If you would like to have Syntastic support without
+" the use of YCM, feel free to contribute changes to this file.
+
+if exists("loaded_objcpp_syntax_checker")
+    finish
+endif
+let loaded_objcpp_syntax_checker = 1
+
+if !exists('g:loaded_youcompleteme')
+    finish
+endif
+
+function! SyntaxCheckers_objcpp_GetLocList()
+    return youcompleteme#CurrentFileDiagnostics()
+endfunction