Add tlsf package (#6144)

* Add tlsf package

* Try to support shared lib

---------

Co-authored-by: star9029 <[email protected]>

packages/t/tlsf/xmake.lua

@@ -0,0 +1,25 @@
+package("tlsf")
+    set_homepage("https://github.com/mattconte/tlsf")
+    set_description("Two-Level Segregated Fit memory allocator implementation.")
+    set_license("BSD-3-Clause")
+
+    add_urls("https://github.com/mattconte/tlsf.git")
+    add_versions("2020.03.29", "deff9ab509341f264addbd3c8ada533678591905")
+
+    on_install(function (package)
+        io.writefile("xmake.lua", [[
+            add_rules("mode.release", "mode.debug")
+            target("tlsf")
+                set_kind("$(kind)")
+                add_files("tlsf.c")
+                add_headerfiles("tlsf.h")
+                if is_plat("windows") and is_kind("shared") then
+                    add_rules("utils.symbols.export_all")
+                end
+        ]])
+        import("package.tools.xmake").install(package)
+    end)
+
+    on_test(function (package)
+        assert(package:has_cfuncs("tlsf_malloc", {includes = "tlsf.h"}))
+    end)