separate mac and linux vim keymaping

vim/settings.vim

@@ -1,4 +1,15 @@
+let vimsettings = '~/.vim/settings'
+let uname = system("uname -s")
+
+for fpath in split(globpath(vimsettings, '*.vim'), '\n')
+
+  if (fpath == expand(vimsettings) . "/yadr-keymap-mac.vim") && uname[:4] ==? "linux"
+    continue " skip mac mappings for linux
+  endif
+
+  if (fpath == expand(vimsettings) . "/yadr-keymap-linux.vim") && uname[:4] !=? "linux"
+    continue " skip linux mappings for mac
+  endif
 
-for fpath in split(globpath('~/.vim/settings', '*.vim'), '\n')
   exe 'source' fpath
 endfor