Switch to c++

include/utils.h

@@ -0,0 +1,32 @@
+#include <mutex>
+#include <queue>
+#include <string>
+
+template <typename T> struct Queue {
+  std::queue<T> q;
+  std::mutex m;
+
+  void push(T val) {
+    std::lock_guard<std::mutex> lock(m);
+    q.push(val);
+  }
+  bool pop(T &val) {
+    std::lock_guard<std::mutex> lock(m);
+    if (q.empty())
+      return false;
+    val = q.front();
+    q.pop();
+    return true;
+  }
+  bool empty() {
+    std::lock_guard<std::mutex> lock(m);
+    return q.empty();
+  }
+};
+
+uint32_t grapheme_strlen(const char *s);
+uint32_t get_visual_col_from_bytes(const char *line, uint32_t byte_limit);
+uint32_t get_bytes_from_visual_col(const char *line,
+                                   uint32_t target_visual_col);
+void log(const char *fmt, ...);
+std::string get_exe_dir();