From 3f53e1ea0f6c9deff5295e689df141feba9cce4c Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Mon, 18 May 2015 12:45:41 +0800
Subject: make target and dependence for makefile

---
 xmake/scripts/base/makefile.lua | 112 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 112 insertions(+)

(limited to 'xmake/scripts/base/makefile.lua')

diff --git a/xmake/scripts/base/makefile.lua b/xmake/scripts/base/makefile.lua
index 5f71538c2..754131fa4 100644
--- a/xmake/scripts/base/makefile.lua
+++ b/xmake/scripts/base/makefile.lua
@@ -23,5 +23,117 @@
 -- define module: makefile
 local makefile = makefile or {}
 
+-- load modules
+local io        = require("base/io")
+local os        = require("base/os")
+local utils     = require("base/utils")
+local config    = require("base/config")
+local project   = require("base/project")
+
+-- make the given target to the makefile
+function makefile._make_target(file, name, target)
+
+    -- check
+    assert(file and name and target)
+
+    -- make head
+    file:write(string.format("%s:", name))
+
+    -- make dependence for target
+    if target.deps then
+        local deps = utils.wrap(target.deps)
+        for _, dep in ipairs(deps) do
+            file:write(" " .. dep)
+        end
+    end
+
+    -- make dependence end
+    file:write("\n")
+
+    -- make body
+    file:write(string.format("\techo \"%s\"\n", name))
+
+    -- make end
+    file:write("\n")
+
+    -- ok
+    return true
+end
+
+-- make all targets to the makefile
+function makefile._make_targets(file)
+
+    -- check 
+    assert(file and project and project._CONFIGS)
+
+    -- get all project targets
+    local targets = project._CONFIGS._TARGET
+    if not targets then
+        -- error
+        utils.error("not found target in this project!")
+        return false
+    end
+
+    -- make all first
+    local all = ""
+    for name, _ in pairs(targets) do
+        -- append the target name to all
+        all = all .. " " .. name
+    end
+    file:write(string.format("all: %s\n\n", all))
+
+    -- make it for all targets
+    for name, target in pairs(targets) do
+        -- make target
+        if not makefile._make_target(file, name, target) then
+            -- error
+            utils.error("failed to make target %s to makefile!", name)
+            return false
+        end
+
+        -- append the target name to all
+        all = all .. " " .. name
+    end
+   
+    -- ok
+    return true
+end
+
+-- make makefile in the build directory
+function makefile.make()
+
+    -- the configs
+    local configs = config._CONFIGS
+    assert(configs and configs.buildir)
+
+    -- make the build directory
+    if not os.isdir(configs.buildir) then
+        assert(os.mkdir(configs.buildir))
+    end
+
+    -- open the makefile 
+    local path = configs.buildir .. "/makefile"
+    local file = io.open(path, "w")
+    if not file then
+        -- error
+        utils.error("open %s failed!", path)
+        return false
+    end
+
+    -- make all targets to the makefile
+    if not makefile._make_targets(file) then
+        -- error 
+        utils.error("save %s failed!", path)
+        file:close()
+        return false
+    end
+
+    -- close the makefile
+    file:close()
+
+    -- ok
+    return true
+end
+
 -- return module: makefile
 return makefile
-- 
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