From c8f23de807e6efcd6b797a6dde6366d67f64906d Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Wed, 25 May 2016 10:56:12 +0800
Subject: impl extract library for windows

---
 xmake/tools/lib.lua | 60 +++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 58 insertions(+), 2 deletions(-)

(limited to 'xmake/tools/lib.lua')

diff --git a/xmake/tools/lib.lua b/xmake/tools/lib.lua
index b2d81a2c6..4c7f6c819 100755
--- a/xmake/tools/lib.lua
+++ b/xmake/tools/lib.lua
@@ -21,10 +21,14 @@
 --
 
 -- init it
-function init(shellname)
+function init(shellname, kind)
     
     -- save the shell name
     _g.shellname = shellname or "lib.exe"
+
+    -- save the tool kind
+    _g.kind = kind or "ar"
+
 end
 
 -- get the property
@@ -34,9 +38,48 @@ function get(name)
     return _g[name]
 end
 
+-- extract the static library to object directory
+function extract(libraryfile, objectdir)
+
+    -- make the object directory first
+    os.mkdir(objectdir)
+
+    -- list object files 
+    local objectfiles = os.iorun("%s -nologo -list %s", _g.shellname, libraryfile)
+
+    -- extrace all object files
+    for _, objectfile in ipairs(objectfiles:split('\n')) do
+
+        -- is object file?
+        if objectfile:find("%.obj") then
+
+            -- make the outputfile
+            local outputfile = path.translate(format("%s\\%s", objectdir, path.filename(objectfile)))
+
+            -- repeat? rename it
+            if os.isfile(outputfile) then
+                for i = 0, 10 do
+                    outputfile = path.translate(format("%s\\%d_%s", objectdir, i, path.filename(objectfile)))
+                    if not os.isfile(outputfile) then 
+                        break
+                    end
+                end
+            end
+
+            -- extract it
+            os.run("%s -nologo -extract:%s -out:%s %s", _g.shellname, objectfile, outputfile, libraryfile)
+        end
+    end
+end
+
 -- run command
 function run(...)
 
+    -- extract it
+    if _g.kind == "ex" then
+        return extract(...)
+    end
+
     -- run it
     os.run(...)
 end
@@ -44,7 +87,20 @@ end
 -- check the given flags 
 function check(flags)
 
+    -- make an stub source file
+    local libfile = path.join(os.tmpdir(), "xmake.lib.lib")
+    local objfile = path.join(os.tmpdir(), "xmake.lib.obj")
+    local srcfile = path.join(os.tmpdir(), "xmake.lib.c")
+    io.write(srcfile, "int test(void)\n{return 0;}")
+
     -- check it
-    os.run("%s", _g.shellname, ifelse(flags, flags, ""))
+    os.run("cl -c -Fo%s %s", objfile, srcfile)
+    os.run("link -lib -out:%s %s", libfile, objfile)
+    os.run("%s %s -list %s", _g.shellname, ifelse(flags, flags, ""), libfile)
+
+    -- remove files
+    os.rm(objfile)
+    os.rm(srcfile)
+    os.rm(libfile)
 end
 
-- 
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