add luajit.bcsave

2 files changed, 49 insertions, 0 deletions

diff --git a/xmake/core/_xmake_main.lua b/xmake/core/_xmake_main.lua
index f7aebd3e3..7f812089b 100644
--- a/xmake/core/_xmake_main.lua
+++ b/xmake/core/_xmake_main.lua
@@ -48,11 +48,13 @@ function _loadfile_impl(filepath, mode)
     -- load script data from file
     local file, ferrors = io.file_open(filepath, binary and "rb" or "r")
     if not file then
+        ferrors = string.format("file(%s): %s", filepath, ferrors or "open failed!")
         return nil, ferrors
     end
 
     local data, rerrors = io.file_read(file, "a")
     if not data then
+        rerrors = string.format("file(%s): %s", filepath, rerrors or "read failed!")
         return nil, rerrors
     end
     io.file_close(file)
diff --git a/xmake/core/sandbox/modules/import/lib/luajit/bcsave.lua b/xmake/core/sandbox/modules/import/lib/luajit/bcsave.lua
new file mode 100644
index 000000000..da4baed6b
--- /dev/null
+++ b/xmake/core/sandbox/modules/import/lib/luajit/bcsave.lua
@@ -0,0 +1,47 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+-- 
+-- Copyright (C) 2015 - 2019, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        bcsave.lua
+--
+
+-- load modules
+local io        = require("base/io")
+local string    = require("base/string")
+local raise     = require("sandbox/modules/raise")
+
+-- save lua file to bitcode file
+--
+-- @param luafile       the lua file
+-- @param bcfile        the bitcode file
+-- @param opt           the arguments option, e.g. {strip = true}
+--
+function main(luafile, bcfile, opt)
+    opt = opt or {}
+    local result, errors = loadfile(luafile)
+    if not result then
+        raise(errors)
+    end
+    result, errors = string._dump(result, opt.strip)
+    if not result then
+        raise(errors)
+    end
+    result, errors = io.writefile(bcfile, result)
+    if not result then
+        raise(errors)
+    end
+end
+return main