Merge pull request #3504 from compilelife/master

add swig java support

4 files changed, 37 insertions, 0 deletions

diff --git a/tests/projects/swig/java_c/src/example.c b/tests/projects/swig/java_c/src/example.c
new file mode 100644
index 000000000..06f76c542
--- /dev/null
+++ b/tests/projects/swig/java_c/src/example.c
@@ -0,0 +1,4 @@
+int fact(int n) {
+    return n;
+}
+
diff --git a/tests/projects/swig/java_c/src/example.i b/tests/projects/swig/java_c/src/example.i
new file mode 100644
index 000000000..e952f6123
--- /dev/null
+++ b/tests/projects/swig/java_c/src/example.i
@@ -0,0 +1,5 @@
+%module example
+%{
+extern int fact(int n);
+%}
+extern int fact(int n);
diff --git a/tests/projects/swig/java_c/xmake.lua b/tests/projects/swig/java_c/xmake.lua
new file mode 100644
index 000000000..65e871ce6
--- /dev/null
+++ b/tests/projects/swig/java_c/xmake.lua
@@ -0,0 +1,21 @@
+add_rules("mode.release", "mode.debug")
+
+-- make sure you config to an enviroment with jni.h
+-- for example: xmake f -c -p android
+
+target("example")
+    set_kind('shared')
+    -- set moduletype to java
+    add_rules("swig.c", {moduletype = "java"})
+    -- use swigflags to provider package name and output path of java files
+    add_files("src/example.i", {swigflags = {
+        "-package",
+        "com.example",
+        "-outdir",
+        "build/java/com/example/"
+    }})
+    add_files("src/example.c")
+    before_build(function()
+        -- ensure output path exists before running swig
+        os.mkdir("build/java/com/example/")
+    end)
diff --git a/xmake/rules/swig/xmake.lua b/xmake/rules/swig/xmake.lua
index c0387a940..853ded67a 100644
--- a/xmake/rules/swig/xmake.lua
+++ b/xmake/rules/swig/xmake.lua
@@ -51,6 +51,11 @@ rule("swig.base")
             if not target:is_plat("windows") then
                 target:set("extension", ".so")
             end
+        elseif moduletype == "java" then
+            target:set("prefixname", "lib")
+            if not target:is_plat("windows") then
+                target:set("extension", ".so")
+            end
         else
             raise("unknown swig module type, please use `add_rules(\"swig.c\", {moduletype = \"python\"})` to set it!")
         end
@@ -68,6 +73,8 @@ rule("swig.base")
                         scriptfile = scriptfile .. ".py"
                     elseif moduletype == "lua" then
                         scriptfile = scriptfile .. ".lua"
+                    elseif moduletype == "java" then
+                        scriptfile = scriptfile .. ".java"
                     end
                     table.insert(scriptfiles, scriptfile)
                     if scriptdir then