Function luaC_fullgc

3rd/lua-5.4.3/src/lgc.c:1715–1724

** Performs a full GC cycle; if 'isemergency', set a flag to avoid ** some operations which could change the interpreter state in some ** unexpected ways (running finalizers and shrinking some structures). */

** unexpected ways (running finalizers and shrinking some structures).
*/
void luaC_fullgc (lua_State *L, int isemergency) {
  global_State *g = G(L);
  lua_assert(!g->gcemergency);
  g->gcemergency = isemergency;  /* set flag */
  if (g->gckind == KGC_INC)
    fullinc(L, g);
  else
    fullgen(L, g);
  g->gcemergency = 0;
}

/* }====================================================== */