Add PDCursesMod (#1600)

* Add PDCursesMod

* fix shared build; always add syslinks

* add syslink on windows only

packages/p/pdcursesmod/xmake.lua

@@ -0,0 +1,78 @@
+package("pdcursesmod")
+    set_homepage("https://projectpluto.com/win32a.htm")
+    set_description("PDCurses Modified - a curses library modified and extended from the 'official' pdcurses")
+
+    add_urls("https://github.com/Bill-Gray/PDCursesMod/archive/refs/tags/$(version).tar.gz",
+             "https://github.com/Bill-Gray/PDCursesMod.git")
+    add_versions("v4.3.4", "abbd099a51612200d1bfe236d764e0f0748ee71c3a6bc2c4069447d907d55b82")
+
+    if not is_plat("windows") then
+        add_configs("shared", {description = "Build shared library.", default = false, type = "boolean", readonly = true})
+    end
+
+    add_configs("port", {description = "Set the target port.", default = "sdl2", values = {"sdl2", "wincon"}})
+    add_configs("utf8", {description = "Treat all narrow characters as UTF-8.", default = true, type = "boolean"})
+
+    if is_plat("windows", "mingw") then
+        add_syslinks("user32", "advapi32", "winmm")
+    end
+
+    on_load(function (package)
+        if package:config("port") == "sdl2" then
+            package:add("deps", "libsdl")
+            if package:config("utf8") then
+                package:add("deps", "libsdl_ttf")
+            end
+        end
+        if package:config("utf8") then
+            package:add("defines", "PDC_WIDE", "PDC_FORCE_UTF8")
+        end
+        if package:config("shared") then
+            package:add("defines", "PDC_DLL_BUILD")
+        end
+    end)
+    
+    on_install("linux", "macosx", "mingw", "windows", function (package)
+        io.writefile("xmake.lua", [[
+            add_rules("mode.debug", "mode.release")
+            option("port", {description = "Set the target port."})
+            option("utf8", {description = "Treat all narrow characters as UTF-8."})
+                add_defines("PDC_WIDE", "PDC_FORCE_UTF8")
+            if is_config("port", "sdl2") then
+                add_requires("libsdl")
+                if has_config("utf8") then
+                    add_requires("libsdl_ttf")
+                end
+            end
+            target("pdcursesmod")
+                set_kind("$(kind)")
+                add_files("pdcurses/*.c", "$(port)/*.c")
+                add_includedirs(".", "$(port)")
+                add_headerfiles("*.h", "$(port)/*.h")
+                if is_kind("shared") then
+                    add_defines("PDC_DLL_BUILD")
+                end
+                add_packages("libsdl", "libsdl_ttf")
+                if is_plat("windows", "mingw") then
+                    add_syslinks("user32", "advapi32", "winmm")
+                end
+        ]])
+        local configs = {}
+        if package:config("shared") then 
+            configs.kind = "shared"
+        end
+        configs.port = package:config("port")
+        configs.utf8 = package:config("utf8")
+        import("package.tools.xmake").install(package, configs)
+    end)
+
+    on_test(function (package)
+        assert(package:check_csnippets([[
+            void test(void) {
+                initscr();
+                printw("Hello, world!");
+                refresh();
+                endwin();
+            }
+        ]], {includes = "curses.h"}))
+    end)