4 files changed, 26 insertions, 2 deletions
diff --git a/tests/projects/swift/bidirectional_cxx_interop_lib/xmake.lua b/tests/projects/swift/bidirectional_cxx_interop_lib/xmake.lua
index aca6d4235..b2840f1fd 100644
--- a/tests/projects/swift/bidirectional_cxx_interop_lib/xmake.lua
+++ b/tests/projects/swift/bidirectional_cxx_interop_lib/xmake.lua
@@ -6,7 +6,7 @@ target("fibonacci")
     set_values("swift.modulename", "SwiftFibonacci")
     set_values("swift.interop", "cxx")
     -- for automatic clang modulemap
-    add_scflags("-Iinclude/fibonacci", {public = true})
+    add_includedirs("include/fibonacci", {public = true})
     add_includedirs("include")
     add_headerfiles("include/**.h")
 
diff --git a/xmake/languages/swift/load.lua b/xmake/languages/swift/load.lua
index 90277ed90..08e7efde8 100644
--- a/xmake/languages/swift/load.lua
+++ b/xmake/languages/swift/load.lua
@@ -51,9 +51,13 @@ function _get_apis()
     }
     apis.paths = {
         -- target.add_xxx
-        "target.add_linkdirs"
+        "target.add_includedirs"
+    ,   "target.add_sysincludedirs"
+    ,   "target.add_linkdirs"
     ,   "target.add_frameworkdirs"
         -- option.add_xxx
+    ,   "option.add_includedirs"
+    ,   "option.add_sysincludedirs"
     ,   "option.add_linkdirs"
     ,   "option.add_frameworkdirs"
     }
diff --git a/xmake/modules/core/tools/swift_frontend.lua b/xmake/modules/core/tools/swift_frontend.lua
index 002e323d7..66a0c488b 100644
--- a/xmake/modules/core/tools/swift_frontend.lua
+++ b/xmake/modules/core/tools/swift_frontend.lua
@@ -110,6 +110,16 @@ function nf_vectorext(self, extension)
     return maps[extension]
 end
 
+-- make the includedir flag
+function nf_includedir(self, includedir)
+    return "-I" .. includedir
+end
+
+-- make the sysincludedir flag
+function nf_sysincludedir(self, dir)
+    return nf_includedir(self, dir)
+end
+
 -- make the define flag
 function nf_define(self, macro)
     return {"-Xcc", "-D" .. macro}
diff --git a/xmake/modules/core/tools/swiftc.lua b/xmake/modules/core/tools/swiftc.lua
index c19072fd7..109d461d2 100644
--- a/xmake/modules/core/tools/swiftc.lua
+++ b/xmake/modules/core/tools/swiftc.lua
@@ -120,6 +120,16 @@ function nf_vectorext(self, extension)
     return maps[extension]
 end
 
+-- make the includedir flag
+function nf_includedir(self, includedir)
+    return "-I" .. includedir
+end
+
+-- make the sysincludedir flag
+function nf_sysincludedir(self, dir)
+    return nf_includedir(self, dir)
+end
+
 -- make the define flag
 function nf_define(self, macro)
     return {"-Xcc", "-D" .. macro}