libmetalink: add package (#3929)

* libmetalink: add package

* limit plat

* disable windows

* Revert "disable windows"

This reverts commit 89e844526c.

* patch windows

packages/l/libmetalink/port/config.h.in

@@ -0,0 +1,4 @@
+${define HAVE_INTTYPES_H}
+${define HAVE_MALLOC_H}
+${define HAVE_ALLOCA_H}
+${define HAVE_TIME64_H}

packages/l/libmetalink/port/unistd.h

@@ -0,0 +1,4 @@
+#ifdef _MSC_VER
+#include <BaseTsd.h>
+typedef SSIZE_T ssize_t;
+#endif

packages/l/libmetalink/port/xmake.lua

@@ -0,0 +1,69 @@
+set_project("libmetalink")
+
+option("version", {showmenu = true, default = "0.1.3"})
+
+set_version(get_config("version"))
+
+add_rules("mode.debug", "mode.release")
+
+add_requires("expat")
+add_packages("expat")
+
+includes("@builtin/check")
+
+configvar_check_cfuncs("HAVE_MALLOC_H", "malloc", {includes = "malloc.h"})
+
+configvar_check_cincludes("HAVE_INTTYPES_H", "inttypes.h")
+configvar_check_cincludes("HAVE_ALLOCA_H", "alloca.h")
+configvar_check_cincludes("HAVE_TIME64_H", "time64.h")
+
+target("metalink")
+    set_kind("$(kind)")
+    add_files("lib/metalink_*.c", "lib/libexpat_metalink_parser.c")
+
+    add_includedirs("lib/includes")
+    add_headerfiles("lib/includes/(**.h)")
+
+    add_defines("HAVE_CONFIG_H")
+    add_includedirs(os.projectdir())
+    set_configdir(os.projectdir())
+    add_configfiles("config.h.in")
+    add_configfiles("lib/includes/metalink/metalinkver.h.in", {prefixdir = "metalink", pattern = "@(.-)@"})
+    add_headerfiles("(metalink/metalinkver.h)")
+
+    if is_plat("windows") then
+        add_defines("strncasecmp=_strnicmp")
+        add_defines("tzname=_tzname")
+        if is_kind("shared") then
+            add_rules("utils.symbols.export_all")
+        end
+    end
+
+    on_config(function (target)
+        import("core.base.semver")
+
+        local version = get_config("version")
+        if version then
+            version = semver.new(version)
+            local major = version:major()
+            local minor = version:minor()
+            local patch = version:patch()
+            target:set("configvar", "MAJOR_VERSION", major)
+            target:set("configvar", "MINOR_VERSION", minor)
+            target:set("configvar", "PATCH_VERSION", patch)
+            target:set("configvar", "PACKAGE_VERSION", get_config("version"))
+            target:set("configvar", "NUMBER_VERSION", format("0x%02x%02x%02x", tonumber(major), tonumber(minor), tonumber(patch)))
+        end
+
+        if target:has_cfuncs("timegm", {includes = "time.h"}) then
+            target:add("defines", "HAVE_TIMEGM")
+        else
+            target:add("files", path.join(os.projectdir(), "lib/timegm.c"))
+        end
+
+        if target:has_cfuncs("strptime", {includes = "time.h"}) then
+            target:add("defines", "HAVE_STRPTIME")
+        else
+            target:add("files", path.join(os.projectdir(), "lib/strptime.c"))
+        end
+    end)

packages/l/libmetalink/xmake.lua

@@ -0,0 +1,23 @@
+package("libmetalink")
+    set_homepage("https://github.com/metalink-dev/libmetalink")
+    set_description("C library to read Metalink XML download description format")
+    set_license("MIT")
+
+    add_urls("https://github.com/metalink-dev/libmetalink.git")
+
+    add_versions("2015.07.07", "5bcdfc0572fccc2b7bde32693f0dddb6ca040549")
+
+    add_deps("expat")
+
+    on_install("windows", "linux", "macosx", "android", "mingw", "cross", function (package)
+        if package:is_plat("windows") then
+            os.cp(path.join(package:scriptdir(), "port", "unistd.h"), "unistd.h")
+        end
+        os.cp(path.join(package:scriptdir(), "port", "xmake.lua"), "xmake.lua")
+        os.cp(path.join(package:scriptdir(), "port", "config.h.in"), "config.h.in")
+        import("package.tools.xmake").install(package)
+    end)
+
+    on_test(function (package)
+        assert(package:has_cfuncs("metalink_get_version", {includes = "metalink/metalink.h"}))
+    end)