From 3b730eeaa626c66ca38e66f4046e51e21d8a2204 Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Thu, 25 May 2017 15:34:55 +0800
Subject: add process.runjobs

---
 xmake/core/base/coroutine.lua | 64 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 xmake/core/base/coroutine.lua

(limited to 'xmake/core/base/coroutine.lua')

diff --git a/xmake/core/base/coroutine.lua b/xmake/core/base/coroutine.lua
new file mode 100644
index 000000000..db2d36372
--- /dev/null
+++ b/xmake/core/base/coroutine.lua
@@ -0,0 +1,64 @@
+--!The Make-like Build Utility based on Lua
+--
+-- Licensed to the Apache Software Foundation (ASF) under one
+-- or more contributor license agreements.  See the NOTICE file
+-- distributed with this work for additional information
+-- regarding copyright ownership.  The ASF licenses this file
+-- to you 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 - 2017, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        coroutine.lua
+--
+
+-- define module: coroutine
+local coroutine = coroutine or {}
+
+-- load modules
+local utils     = require("base/utils")
+local option    = require("base/option")
+local string    = require("base/string")
+
+-- save original interfaces
+coroutine._resume  = coroutine._resume or coroutine.resume
+
+-- resume coroutine
+function coroutine.resume(co, ...)
+
+    -- resume it
+    local ok, results = coroutine._resume(co, ...)
+    if not ok then
+
+        -- get errors
+        local errors = results
+        if option.get("backtrace") then
+            errors = debug.traceback(co, results)
+        elseif type(results) == "string" then
+            -- remove the prefix info
+            local _, pos = results:find(":%d+: ")
+            if pos then
+                errors = results:sub(pos + 1)
+            end
+        end
+
+        -- failed
+        return false, errors
+    end
+
+    -- ok
+    return true, results
+end
+
+-- return module: coroutine
+return coroutine
-- 
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