Squashed 'external/toxcore/c-toxcore/' changes from e29e185c03..f1df709b87

f1df709b87 feat: add ngc events
1b6c907235 refactor: Make event dispatch ordered by receive time.
b7f9367f6f test: Upgrade cppcheck, fix some warnings.
766e62bc89 chore: Use `pkg_search_module` directly in cmake.
00ff078f91 cleanup: Use target_link_libraries directly in cmake.
c58928cc89 chore: Add `IMPORTED_TARGET` to pkg-config packages.
895a6af122 cleanup: Remove NaCl support.
41dfb1c1c0 fix: unpack enum function names in event impl generator
447666d1a1 chore: Disable targets for cross-compilation.
572924e924 chore: Build a docker image with coverage info in it.
415cb78f5e cleanup: Some portability/warning fixes for Windows builds.
425216d9ec fix: Correct a use-after-free and fix some memory leaks.
4b1cfa3e08 refactor: Change all enum-like `#define` sequences into enums.
d3c2704fa9 chore: Fix make_single_file to support core-only.
0ce46b644e refactor: Change the `TCP_PACKET_*` defines into an enum.
22cd38ad50 adopt event impl generation tool to #2392
f31ea1088a add the event impl generation tool
4e603bb613 refactor: Use `enum-from-int` rule from tokstyle.
19d8f180d6 chore: Update github actions `uses`.
6a895be0c7 test: Make esp32 build actually try to instantiate tox.
65d09c9bfb cleanup: Remove test net support.
REVERT: e29e185c03 feat: add ngc events

git-subtree-dir: external/toxcore/c-toxcore
git-subtree-split: f1df709b8792da4c0e946d826b11df77d565064d

toxcore/tox_test.cc

@@ -82,6 +82,13 @@ TEST(Tox, OneTest)
     struct Tox_Options *options = tox_options_new(nullptr);
     ASSERT_NE(options, nullptr);
 
+    tox_options_set_log_callback(options,
+        [](Tox *tox, Tox_Log_Level level, const char *file, uint32_t line, const char *func,
+            const char *message, void *user_data) {
+            fprintf(stderr, "[%c] %s:%d(%s): %s\n", tox_log_level_to_string(level)[0], file, line,
+                func, message);
+        });
+
     // Higher start/end point here to avoid conflict with the LAN discovery test.
     tox_options_set_start_port(options, 33545);
     tox_options_set_end_port(options, 33545 + 2000);