llgo/c/lua

c/lua/_demo/funccall-concat/funccall.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	_ "unsafe"
+
+	"github.com/goplus/llgo/c"
+	"github.com/goplus/llgo/c/lua"
+)
+
+func main() {
+	L := lua.NewState()
+	defer L.Close()
+
+	L.OpenLibs()
+	if res := L.Dostring(c.Str("function combineParams(num, str) return 'Result: ' .. str .. '  ' .. num end")); res != lua.OK {
+		c.Printf(c.Str("error: %s\n"), L.ToString(-1))
+	}
+	L.GetGlobal(c.Str("combineParams"))
+	L.PushNumber(3.14159)
+	L.PushString(c.Str("Hello, World!"))
+	if res := L.PCall(2, 1, 0); res != lua.OK {
+		c.Printf(c.Str("error: %s\n"), L.ToString(-1))
+	}
+	if res := L.IsString(-1); res != 0 {
+		result := L.ToString(-1)
+		c.Printf(result)
+	}
+}
+
+/* Expected output:
+Result: Hello, World!  3.14159
+*/