api: add textlock check

2 files changed, 18 insertions, 0 deletions

diff --git a/src/nvim/generators/c_grammar.lua b/src/nvim/generators/c_grammar.lua
index de098b7a7b..c9ab0cf709 100644
--- a/src/nvim/generators/c_grammar.lua
+++ b/src/nvim/generators/c_grammar.lua
@@ -43,6 +43,7 @@ local c_proto = Ct(
   (fill * Cg((P('FUNC_API_NOEXPORT') * Cc(true)), 'noexport') ^ -1) *
   (fill * Cg((P('FUNC_API_REMOTE_ONLY') * Cc(true)), 'remote_only') ^ -1) *
   (fill * Cg((P('FUNC_API_LUA_ONLY') * Cc(true)), 'lua_only') ^ -1) *
+  (fill * Cg((P('FUNC_API_CHECK_TEXTLOCK') * Cc(true)), 'check_textlock') ^ -1) *
   (fill * Cg((P('FUNC_API_REMOTE_IMPL') * Cc(true)), 'remote_impl') ^ -1) *
   (fill * Cg((P('FUNC_API_BRIDGE_IMPL') * Cc(true)), 'bridge_impl') ^ -1) *
   (fill * Cg((P('FUNC_API_COMPOSITOR_IMPL') * Cc(true)), 'compositor_impl') ^ -1) *
diff --git a/src/nvim/generators/gen_api_dispatch.lua b/src/nvim/generators/gen_api_dispatch.lua
index b31209e8ff..7e78b9e9d6 100644
--- a/src/nvim/generators/gen_api_dispatch.lua
+++ b/src/nvim/generators/gen_api_dispatch.lua
@@ -260,6 +260,13 @@ for i = 1, #functions do
       args[#args + 1] = converted
     end
 
+    if fn.check_textlock then
+      output:write('\n  if (textlock != 0) {')
+      output:write('\n    api_set_error(error, kErrorTypeException, "%s", e_secure);')
+      output:write('\n    goto cleanup;')
+      output:write('\n  }\n')
+    end
+
     -- function call
     local call_args = table.concat(args, ', ')
     output:write('\n  ')
@@ -393,6 +400,16 @@ local function process_function(fn)
     }
     ]], fn.name))
   end
+
+  if fn.check_textlock then
+    write_shifted_output(output, [[
+    if (textlock != 0) {
+      api_set_error(&err, kErrorTypeException, "%s", e_secure);
+      goto exit_0;
+    }
+    ]])
+  end
+
   local cparams = ''
   local free_code = {}
   for j = #fn.parameters,1,-1 do