1 files changed, 54 insertions, 0 deletions
diff --git a/fluent-bit/lib/monkey/deps/flb_libco/fiber.c b/fluent-bit/lib/monkey/deps/flb_libco/fiber.c
new file mode 100644
index 000000000..f91b912b7
--- /dev/null
+++ b/fluent-bit/lib/monkey/deps/flb_libco/fiber.c
@@ -0,0 +1,54 @@
+/*
+  libco.win (2008-01-28)
+  authors: Nach, byuu
+  license: public domain
+*/
+
+#define LIBCO_C
+#include "libco.h"
+#include "settings.h"
+
+#define WINVER 0x0400
+#define _WIN32_WINNT 0x0400
+#include <windows.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+static thread_local cothread_t co_active_ = 0;
+
+static void __stdcall co_thunk(void* coentry) {
+  ((void (*)(void))coentry)();
+}
+
+cothread_t co_active() {
+  if(!co_active_) {
+    ConvertThreadToFiber(0);
+    co_active_ = GetCurrentFiber();
+  }
+  return co_active_;
+}
+
+cothread_t co_create(unsigned int heapsize, void (*coentry)(void),
+                     size_t *out_size) {
+  if(!co_active_) {
+    ConvertThreadToFiber(0);
+    co_active_ = GetCurrentFiber();
+  }
+  *out_size = heapsize;
+  return (cothread_t)CreateFiber(heapsize, co_thunk, (void*)coentry);
+}
+
+void co_delete(cothread_t cothread) {
+  DeleteFiber(cothread);
+}
+
+void co_switch(cothread_t cothread) {
+  co_active_ = cothread;
+  SwitchToFiber(cothread);
+}
+
+#ifdef __cplusplus
+}
+#endif