cmd, core, eth/tracers: support fancier js tracing (#15516)

* cmd, core, eth/tracers: support fancier js tracing

* eth, internal/web3ext: rework trace API, concurrency, chain tracing

* eth/tracers: add three more JavaScript tracers

* eth/tracers, vendor: swap ottovm to duktape for tracing

* core, eth, internal: finalize call tracer and needed extras

* eth, tests: prestate tracer, call test suite, rewinding

* vendor: fix windows builds for tracer js engine

* vendor: temporary duktape fix

* eth/tracers: fix up 4byte and evmdis tracer

* vendor: pull in latest duktape with my upstream fixes

* eth: fix some review comments

* eth: rename rewind to reexec to make it more obvious

* core/vm: terminate tracing using defers

1 files changed, 20 insertions, 0 deletions

diff --git a/vendor/gopkg.in/olebedev/go-duktape.v3/duk_logging.h b/vendor/gopkg.in/olebedev/go-duktape.v3/duk_logging.h
new file mode 100755
index 000000000..741fc9cb1
--- /dev/null
+++ b/vendor/gopkg.in/olebedev/go-duktape.v3/duk_logging.h
@@ -0,0 +1,20 @@
+#if !defined(DUK_LOGGING_H_INCLUDED)
+#define DUK_LOGGING_H_INCLUDED
+
+#include "duktape.h"
+
+/* Log levels */
+#define DUK_LOG_TRACE                     0
+#define DUK_LOG_DEBUG                     1
+#define DUK_LOG_INFO                      2
+#define DUK_LOG_WARN                      3
+#define DUK_LOG_ERROR                     4
+#define DUK_LOG_FATAL                     5
+
+/* No flags at the moment. */
+
+extern void duk_logging_init(duk_context *ctx, duk_uint_t flags);
+extern void duk_log_va(duk_context *ctx, duk_int_t level, const char *fmt, va_list ap);
+extern void duk_log(duk_context *ctx, duk_int_t level, const char *fmt, ...);
+
+#endif  /* DUK_LOGGING_H_INCLUDED */