sse client to listen commands (from mapedit)

platform/mtqueue.cpp

@@ -0,0 +1,44 @@
+#include "mtqueue.h"
+
+#include <cstring>
+#include <malloc.h>
+#include <memory>
+#include <mutex>
+#include <queue>
+struct StringDeleter {
+    void operator()(char *x) {
+        free(x);
+    }
+};
+
+std::unique_ptr<char, StringDeleter> alloc_string(const char *x) {
+    return std::unique_ptr<char, StringDeleter>(strdup(x));
+}
+
+
+typedef struct tag_mtqueue {
+    std::queue<std::unique_ptr<char, StringDeleter> > _q;
+    std::mutex _mx;
+
+
+} MTQUEUE;
+
+MTQUEUE *mtqueue_create() {
+    return new MTQUEUE();
+}
+void mtqueue_push(MTQUEUE *q, const char *message) {
+    std::lock_guard _(q->_mx);
+    q->_q.push(alloc_string(message));
+}
+char *mtqueue_pop(MTQUEUE *q) {
+    std::lock_guard _(q->_mx);
+    if (q->_q.empty()) return NULL;
+    else {
+        char *c = q->_q.front().release();
+        q->_q.pop();
+        return c;
+    }
+}
+void mtqueue_destroy(MTQUEUE *q) {
+    delete q;
+}