add aseprite-tga (#2138)

* add aseprite-tga

* fix shared

* flush ci

packages/a/aseprite-tga/xmake.lua

@@ -0,0 +1,39 @@
+package("aseprite-tga")
+
+    set_homepage("https://github.com/aseprite/tga")
+    set_description("C++ library to read/write Truevision TGA/TARGA files")
+    set_license("MIT")
+
+    set_urls("https://github.com/aseprite/tga.git")
+    add_versions("2023.6.2", "d537510d98bc9706675746d132fa460639254a78")
+
+    on_install(function (package)
+        io.writefile("xmake.lua", [[
+            add_rules("mode.debug", "mode.release")
+            target("aseprite-tga")
+                set_kind("$(kind)")
+                add_files("*.cpp")
+                add_headerfiles("tga.h")
+                set_languages("c++11")
+                if is_plat("windows") and is_kind("shared") then
+                    add_rules("utils.symbols.export_all", {export_classes = true})
+                end
+        ]])
+        local configs = {}
+        if package:config("shared") then
+            configs.kind = "shared"
+        end
+        import("package.tools.xmake").install(package, configs)
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <cstdio>
+
+            void test() {
+                FILE* f = std::fopen("img.tga", "rb");
+                tga::StdioFileInterface file(f);
+                tga::Decoder decoder(&file);
+            }
+        ]]}, {configs = {languages = "c++11"}, includes = "tga.h"}))
+    end)