libsvgtiny: add package (#5385)

* libsvgtiny: add package

* fix test

packages/l/libsvgtiny/port/xmake.lua

@@ -0,0 +1,27 @@
+add_rules("mode.debug", "mode.release")
+
+add_requires("gperf")
+add_packages("gperf")
+
+add_requires("libdom")
+add_packages("libdom")
+
+target("svgtiny")
+    set_kind("$(kind)")
+    add_files("src/*.c")
+    add_includedirs("include")
+    add_headerfiles("include/(*.h)")
+
+    if is_plat("windows") and is_kind("shared") then
+        add_rules("utils.symbols.export_all")
+    end
+
+    before_build(function (target)
+        local gperf
+        if is_subhost("windows") then
+            gperf = path.join(target:pkg("gperf"):installdir(), "bin/gperf.exe")
+        else
+            gperf = "gperf"
+        end
+        os.vrunv(gperf, {"src/colors.gperf", "--output-file=src/autogenerated_colors.c"})
+    end)

packages/l/libsvgtiny/xmake.lua

@@ -0,0 +1,24 @@
+package("libsvgtiny")
+    set_homepage("https://www.netsurf-browser.org/projects/libsvgtiny")
+    set_description("Libsvgtiny is a library for parsing SVG files for display.")
+    set_license("MIT")
+
+    set_urls("https://source.netsurf-browser.org/libsvgtiny.git/snapshot/libsvgtiny-release/$(version).tar.bz2",
+             "git://git.netsurf-browser.org/libsvgtiny.git")
+
+    add_versions("0.1.8", "e9e772d3b8e17f26dae26d53187b42e146be9b53632c81e601a60bf9a6ec92a6")
+
+    add_deps("gperf")
+    add_deps("libdom")
+
+    on_install(function (package)
+        os.cd(package:version_str())
+        io.replace("src/svgtiny.c", "calloc(sizeof(*diagram), 1);", "calloc(1, sizeof(*diagram));", {plain = true})
+
+        os.cp(path.join(package:scriptdir(), "port", "xmake.lua"), "xmake.lua")
+        import("package.tools.xmake").install(package)
+    end)
+
+    on_test(function (package)
+        assert(package:has_cfuncs("svgtiny_create", {includes = {"stddef.h", "svgtiny.h"}}))
+    end)