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-rw-r--r--runtime/ftplugin/c.lua13
1 files changed, 13 insertions, 0 deletions
diff --git a/runtime/ftplugin/c.lua b/runtime/ftplugin/c.lua
index b4e68148f5..0ddbf09470 100644
--- a/runtime/ftplugin/c.lua
+++ b/runtime/ftplugin/c.lua
@@ -1 +1,14 @@
+-- These are the default option values in Vim, but not in Nvim, so must be set explicitly.
vim.bo.commentstring = '/*%s*/'
+vim.bo.define = '^\\s*#\\s*define'
+vim.bo.include = '^\\s*#\\s*include'
+
+if vim.fn.isdirectory('/usr/include') == 1 then
+ vim.cmd([[
+ setlocal path^=/usr/include
+ setlocal path-=.
+ setlocal path^=.
+ ]])
+end
+
+vim.b.undo_ftplugin = vim.b.undo_ftplugin .. '|setl path<'