Add niftiheader package (#1144)

* Add niftiheader package

* Update xmake.lua

* Update xmake.lua

Co-authored-by: charles seizilles <[email protected]>

packages/n/niftiheader/xmake.lua

@@ -0,0 +1,19 @@
+package("niftiheader")
+
+    set_kind("library", {headeronly = true})
+    set_homepage("https://nifti.nimh.nih.gov/")
+    set_description("Header structure descriptions for the nifti1 and nifti2 file formats.")
+    set_license("Public Domain")
+
+    add_urls("https://github.com/xmake-mirror/nifti2.git")
+    add_versions("0.0.1", "d2461b27888fd5db659edb8b788c7ce6203f703c")
+
+    on_install(function(package)
+        os.cp("nifti1.h", package:installdir("include"))
+        os.cp("nifti2.h", package:installdir("include"))
+    end)
+
+    on_test(function(package)
+        assert(package:has_ctypes("nifti_1_header", {includes = {"nifti1.h"}}))
+        assert(package:has_ctypes("nifti_2_header", {includes = {"nifti2.h"}}))
+    end)