From 6b20e0f167f6980c103369db5fa3fe96b5402216 Mon Sep 17 00:00:00 2001
From: ValKmjolnir <lhk101lhk101@qq.com>
Date: Sun, 12 Jun 2022 19:08:31 +0800
Subject: [PATCH] :rocket: add os.time() to get the local time string

---
 README.md       |  4 ++-
 lib.nas         |  3 +-
 nasal_builtin.h | 12 +++++++
 stl/fg_env.nas  | 89 ++++++++++++++++++++++++-------------------------
 stl/lib.nas     |  3 +-
 5 files changed, 62 insertions(+), 49 deletions(-)

diff --git a/README.md b/README.md
index 71e3de4..cfb9a32 100644
--- a/README.md
+++ b/README.md
@@ -117,9 +117,11 @@ Or use this in __`linux/macOS/Unix`__
 
 > [cpp compiler] -std=c++11 -O3 main.cpp -o nasal -fno-exceptions -ldl
 
-Or using makefile,`mingw32-make` is __`Windows`__ platform's `make`:
+Or using makefile,`mingw32-make` is __`Windows(MinGW-w64)`__ platform's `make`:
 
 > mingw32-make nasal.exe
+>
+> mingw32-make.exe nasal.exe
 
 in __`linux/macOS/Unix`__:
 
diff --git a/lib.nas b/lib.nas
index c06306e..7000d43 100644
--- a/lib.nas
+++ b/lib.nas
@@ -440,7 +440,8 @@ var dylib=
 var os=
 {
     # get a string that tell which os it runs on.
-    platform: func(){return __builtin_platform;}
+    platform: func(){return __builtin_platform;},
+    time:     func(){return __builtin_logtime; }
 };
 
 # runtime gives us some functions that we could manage it manually.
diff --git a/nasal_builtin.h b/nasal_builtin.h
index 50ce961..778b916 100644
--- a/nasal_builtin.h
+++ b/nasal_builtin.h
@@ -100,6 +100,7 @@ nas_native(builtin_costatus);
 nas_native(builtin_corun);
 nas_native(builtin_millisec);
 nas_native(builtin_sysargv);
+nas_native(builtin_logtime);
 
 nasal_ref builtin_err(const char* func_name,const std::string& info)
 {
@@ -206,6 +207,7 @@ struct
     {"__builtin_corun"   ,builtin_corun   },
     {"__builtin_millisec",builtin_millisec},
     {"__builtin_sysargv", builtin_sysargv },
+    {"__builtin_logtime", builtin_logtime },
     {nullptr,             nullptr         }
 };
 
@@ -1454,4 +1456,14 @@ nasal_ref builtin_sysargv(nasal_ref* local,nasal_gc& gc)
     res.vec().elems=gc.env_argv;
     return res;
 }
+nasal_ref builtin_logtime(nasal_ref* local,nasal_gc& gc)
+{
+    time_t t=time(nullptr);
+    tm* tm_t=localtime(&t);
+    char s[128];
+    sprintf(s,"%d-%.2d-%.2d %.2d:%.2d:%.2d",tm_t->tm_year+1900,tm_t->tm_mon+1,tm_t->tm_mday,tm_t->tm_hour,tm_t->tm_min,tm_t->tm_sec);
+    nasal_ref res=gc.alloc(vm_str);
+    res.str()=s;
+    return res;
+}
 #endif
\ No newline at end of file
diff --git a/stl/fg_env.nas b/stl/fg_env.nas
index 8fa737a..b06db61 100644
--- a/stl/fg_env.nas
+++ b/stl/fg_env.nas
@@ -10,9 +10,6 @@ println("-------------------------------------------------------------");
 println(" See help using command line argument: --fg-env-help");
 println("-------------------------------------------------------------");
 
-var fg_env_global_timestamp=maketimestamp();
-fg_env_global_timestamp.stamp();
-
 var fg_env_cli={
     "--fg-env-help":{
         info:"get help",
@@ -50,27 +47,27 @@ var fg_env_cli={
     }
 };
 
-println("[\e[32m fg_env    \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init begin");
-println("[\e[32m maketimer \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init tasks");
-println("[\e[32m maketimer \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init events");
+println("[\e[32m fg_env    \e[0m] [",os.time(),"] init begin");
+println("[\e[32m maketimer \e[0m] [",os.time(),"] init tasks");
+println("[\e[32m maketimer \e[0m] [",os.time(),"] init events");
 var fg_globals={
     task:{},
     event:{}
 };
 
-println("[\e[32m maketimer \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] new func add_event(name,interval,function)");
+println("[\e[32m maketimer \e[0m] [",os.time(),"] new func add_event(name,interval,function)");
 var add_event=func(name,interval,function){
     fg_globals.event[name]=coroutine.create(func{
         var timestamp=maketimestamp();
         timestamp.stamp();
         while(timestamp.elapsedMSec()<interval*1000)
             coroutine.yield();
-        println("[\e[32m",name,"\e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"]  type:\e[33mevent\e[0m  interval:\e[34m",interval,"\e[0m");
+        println("[\e[32m",name,"\e[0m] [",os.time(),"]  type:\e[33mevent\e[0m  interval:\e[34m",interval,"\e[0m");
         function();
     });
 }
 
-println("[\e[32m maketimer \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] new func add_task(name,interval,function)");
+println("[\e[32m maketimer \e[0m] [",os.time(),"] new func add_task(name,interval,function)");
 var add_task=func(name,interval,function){
     fg_globals.task[name]=coroutine.create(func{
         var counter=0;
@@ -80,26 +77,26 @@ var add_task=func(name,interval,function){
             timestamp.stamp();
             while(timestamp.elapsedMSec()<interval*1000)
                 coroutine.yield();
-            println("[\e[32m",name,"\e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"]  type:\e[34mtask\e[0m  interval:\e[34m",interval,"\e[0m  invoke-time:\e[96m",counter,"\e[0m");
+            println("[\e[32m",name,"\e[0m] [",os.time(),"]  type:\e[34mtask\e[0m  interval:\e[34m",interval,"\e[0m  invoke-time:\e[96m",counter,"\e[0m");
             function();
             coroutine.yield();
         }
     });
 }
 
-println("[\e[32m maketimer \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] new func remove_task(name)");
+println("[\e[32m maketimer \e[0m] [",os.time(),"] new func remove_task(name)");
 var remove_task=func(name){
     if(contains(fg_globals.task,name))
         delete(fg_globals.task,name);
 }
 
-println("[\e[32m maketimer \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] new func remove_event(name)");
+println("[\e[32m maketimer \e[0m] [",os.time(),"] new func remove_event(name)");
 var remove_event=func(name){
     if(contains(fg_globals.event,name))
         delete(fg_globals.event,name);
 }
 
-println("[\e[32m maketimer \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] new func maketimer(interval,function)");
+println("[\e[32m maketimer \e[0m] [",os.time(),"] new func maketimer(interval,function)");
 var maketimer=func(interval,function){
     var name="nasal-timer-";
     var res={
@@ -132,7 +129,7 @@ var maketimer=func(interval,function){
     return res;
 }
 
-println("[\e[32m settimer  \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] new func settimer(function,interval,rt)");
+println("[\e[32m settimer  \e[0m] [",os.time(),"] new func settimer(function,interval,rt)");
 var settimer=func(){
     var index=0;
     return func(function,interval,realtime=1){
@@ -142,7 +139,7 @@ var settimer=func(){
     }
 }();
 
-println("[\e[32m maketimer \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] test func simulation()");
+println("[\e[32m maketimer \e[0m] [",os.time(),"] test func simulation()");
 var simulation=func(){
     var running=1;
     while(running){
@@ -168,7 +165,7 @@ var simulation=func(){
     }
 }
 
-println("[\e[32m maketimer \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] test func maketimer_multi_coroutine_test(size)");
+println("[\e[32m maketimer \e[0m] [",os.time(),"] test func maketimer_multi_coroutine_test(size)");
 var maketimer_multi_coroutine_test=func(coroutine_size){
     if(coroutine_size<1)
         return;
@@ -210,14 +207,14 @@ var maketimer_multi_coroutine_test=func(coroutine_size){
     simulation();
 }
 
-println("[\e[32m geodinfo  \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init geodinfo(lat,lon)");
+println("[\e[32m geodinfo  \e[0m] [",os.time(),"] init geodinfo(lat,lon)");
 var geodinfo=func(lat,lon){
     return [nil,{
         names:["Road","Freeway"]
     }];
 }
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init props");
+println("[\e[32m props     \e[0m] [",os.time(),"] init props");
 var props=
 {
     globals:nil,
@@ -240,7 +237,7 @@ var props=
     }
 };
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init props.Node");
+println("[\e[32m props     \e[0m] [",os.time(),"] init props.Node");
 
 props.Node=
 {
@@ -356,7 +353,7 @@ props.Node=
 };
 var fg_env_props_node_traits=[props.Node];
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init props.globals");
+println("[\e[32m props     \e[0m] [",os.time(),"] init props.globals");
 props.globals=props.Node.new();
 var c=['aircraft','ai','models','position','orientation','controls','sim','consumables','engines','velocities','accelerations','gear','instrumentation','rotors'];
 foreach(var i;c)
@@ -368,7 +365,7 @@ props.getNode('/models',1).addChildren('building',4);
 for(var i=0;i<4;i+=1)
     props.getNode('/models/building['~i~']',1).setIntValue(i);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /consumables");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /consumables");
 props.getNode("/consumables",1).addChild("fuel");
 props.getNode("/consumables/fuel",1).addChild("total-fuel-lbs");
 props.getNode("/consumables/fuel",1).addChild("total-gal_us");
@@ -389,11 +386,11 @@ for(var i=0;i<4;i+=1){
     props.getNode("/consumables/fuel/tank["~i~"]/density-ppg",1).setValue('/',0);
 }
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls");
 foreach(var i;['anti-ice','APU','armament','autoflight','electric','engines','flight','fuel','gear','hydraulic','lighting','pneumatic','pressurization','seat'])
     props.getNode("/controls",1).addChild(i);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/anti-ice");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/anti-ice");
 foreach(var i;['wing-heat','pitot-heat','wiper','window-heat'])
     props.getNode("/controls/anti-ice",1).addChild(i);
 props.getNode("/controls/anti-ice",1).addChildren("engine",2);
@@ -402,11 +399,11 @@ for(var i=0;i<2;i+=1){
     props.getNode("/controls/anti-ice/engine["~i~"]",1).addChild("inlet-heat");
 }
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/APU");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/APU");
 props.getNode("/controls/APU",1).addChild("off-start-run");
 props.getNode("/controls/APU",1).addChild("fire-switch");
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/armament");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/armament");
 props.getNode("/controls/armament",1).addChild("master-arm");
 props.getNode("/controls/armament",1).addChild("station-select");
 props.getNode("/controls/armament",1).addChild("release-all");
@@ -418,14 +415,14 @@ for(var i=0;i<4;i+=1){
     props.getNode("/controls/armament/station["~i~"]",1).addChild("jettison-all");
 }
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/autoflight");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/autoflight");
 foreach(var i;['autothrottle-arm','autothrottle-engage','heading-select','altitude-select','bank-angle-select','vertical-speed-select','speed-select','mach-select','vertical-mode','lateral-mode'])
     props.getNode("/controls/autoflight",1).addChild(i);
 props.getNode("/controls/autoflight",1).addChildren("autopilot",2);
 for(var i=0;i<2;i+=1)
     props.getNode("/controls/autoflight/autopilot["~i~"]",1).addChild("engage");
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/electric");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/electric");
 foreach(var i;['battery-switch','external-power','APU-generator'])
     props.getNode("/controls/electric",1).addChild(i);
 props.getNode("/controls/electric",1).addChildren("engine",2);
@@ -434,18 +431,18 @@ for(var i=0;i<2;i+=1){
     props.getNode("/controls/electric/engine["~i~"]",1).addChild("bus-tie");
 }
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/engines");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/engines");
 props.getNode("/controls/engines",1).addChild("throttle-idle");
 props.getNode("/controls/engines",1).addChildren("engine",2);
 for(var i=0;i<2;i+=1)
     foreach(var j;['throttle','starter','fuel-pump','fire-switch','fire-bottle-discharge','cutoff','mixture','propeller-pitch','magnetos','boost','WEP','cowl-flaps-norm','feather','ignition','augmentation','afterburner','reverser','water-injection','condition'])
         props.getNode("/controls/engines/engine["~i~"]",1).addChild(j);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/flight");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/flight");
 foreach(var i;['aileron','aileron-trim','elevator','elevator-trim','rudder','rudder-trim','flaps','slats','BLC','spoilers','speedbrake','wing-sweep','wing-fold','drag-chute'])
     props.getNode("/controls/flight",1).addChild(i);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/fuel");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/fuel");
 props.getNode("/controls/fuel",1).addChild("dump-value");
 props.getNode("/controls/fuel",1).addChildren("tank",4);
 for(var i=0;i<4;i+=1){
@@ -454,38 +451,38 @@ for(var i=0;i<4;i+=1){
     props.getNode("/controls/fuel/tank["~i~"]",1).addChildren("boost-pump",4);
 }
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/gear");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/gear");
 foreach(var i;['brake-left','brake-right','brake-parking','steering','gear-down','antiskid','tailhook','tailwheel-lock'])
     props.getNode("/controls/gear",1).addChild(i);
 props.getNode("/controls/gear",1).addChildren("wheel",4);
 for(var i=0;i<4;i+=1)
     props.getNode("/controls/gear/wheel["~i~"]",1).addChild("alternate-extension");
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/hydraulic");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/hydraulic");
 props.getNode("/controls/hydraulic",1).addChildren("system",2);
 for(var i=0;i<2;i+=1){
     props.getNode("/controls/hydraulic/system["~i~"]",1).addChild("engine-pump");
     props.getNode("/controls/hydraulic/system["~i~"]",1).addChild("electric-pump");
 }
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/lighting");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/lighting");
 foreach(var i;['landing-lights','turn-off-lights','formation-lights','taxi-light','logo-lights','nav-lights','beacon','strobe','panel-norm','instruments-norm','dome-norm'])
     props.getNode("/controls/lighting",1).addChild(i);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/pneumatic");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/pneumatic");
 props.getNode("/controls/pneumatic",1).addChild("APU-bleed");
 props.getNode("/controls/pneumatic",1).addChildren("engine",2);
 for(var i=0;i<2;i+=1)
     props.getNode("/controls/pneumatic/engine["~i~"]",1).addChild("bleed");
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/pressurization");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/pressurization");
 foreach(var i;['mode','dump','outflow-valve'])
     props.getNode("/controls/pressurization",1).addChild(i);
 props.getNode("/controls/pressurization",1).addChildren("pack",4);
 for(var i=0;i<4;i+=1)
     props.getNode("/controls/pressurization/pack["~i~"]",1).addChild("pack-on");
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /controls/seat");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /controls/seat");
 foreach(var i;['vertical-adjust','fore-aft-adjust','cmd_selector_valve'])
     props.getNode("/controls/seat",1).addChild(i);
 props.getNode("/controls/seat",1).addChildren("eject",3);
@@ -494,7 +491,7 @@ for(var i=0;i<3;i+=1){
     props.getNode("/controls/seat/eject["~i~"]",1).addChild("status");
 }
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /engines");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /engines");
 props.getNode("/engines",1).addChildren("engine",2);
 for(var i=0;i<2;i+=1)
     foreach(var j;
@@ -504,19 +501,19 @@ for(var i=0;i<2;i+=1)
         'oil-pressure-psi','cht-degf','rpm','pitch','torque'])
         props.getNode("/engines/engine["~i~"]",1).addChild(j);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /position");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /position");
 foreach(var i;['','altitude-agl-ft','altitude-ft','ground-elev-ft','ground-elev-m','latitude-deg','latitude-string','longitude-deg','longitude-string','sea-level-radius-ft'])
     props.getNode("/position",1).addChild(i);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /orientation");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /orientation");
 foreach(var i;['roll-deg','pitch-deg','heading-deg','roll-rate-degps','pitch-rate-degps','yaw-rate-degps','side-slip-rad','side-slip-deg','alpha-deg'])
     props.getNode("/orientation",1).addChild(i);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /velocities");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /velocities");
 foreach(var i;['airspeed-kt','mach','speed-north-fps','speed-east-fps','speed-down-fps','uBody-fps','vBody-fps','wBody-fps','vertical-speed-fps','glideslope'])
     props.getNode("/velocities",1).addChild(i);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /accelerations");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /accelerations");
 foreach(var i;['nlf','ned','pilot'])
     props.getNode("/accelerations",1).addChild(i);
 foreach(var i;['north-accel-fps_sec','east-accel-fps_sec','down-accel-fps_sec'])
@@ -524,18 +521,18 @@ foreach(var i;['north-accel-fps_sec','east-accel-fps_sec','down-accel-fps_sec'])
 foreach(var i;['x-accel-fps_sec','y-accel-fps_sec','z-accel-fps_sec'])
     props.getNode("/accelerations/pilot",1).addChild(i);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /gear");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /gear");
 props.getNode("/gear",1).addChild("serviceable");
 props.getNode("/gear",1).addChildren("gear",4);
 for(var i=0;i<4;i+=1)
     foreach(var j;['cast-angle-deg','compression-m','compression-norm','ground-friction-factor','ground-is-solid','has-brake','rollspeed-ms','wow','xoffset-in','yoffset-in','zoffset-in'])
         props.getNode("/gear/gear["~i~"]",1).addChild(j);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /instrumentation");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /instrumentation");
 foreach(var i;['adf','airspeed-indicator','altimeter','annunciator','clock','comm','comm[1]','dme','efis','encoder','flightdirector','gps','gps-annunciator','heading-indicator','heading-indicator-fg','magnetic-compass','marker-beacon','nav','nav[1]','radar','slip-skid-ball','tacan','transponder','turn-indicator','vertical-speed-indicator','wxradar'])
     props.getNode("/instrumentation",1).addChild(i);
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init /rotors");
+println("[\e[32m props     \e[0m] [",os.time(),"] init /rotors");
 foreach(var i;['gear','{name}'])
     props.getNode("/rotors",1).addChild(i);
 foreach(var i;['torque-sound-filtered','total-torque'])
@@ -579,8 +576,8 @@ func(){
     }
 }();
 
-println("[\e[32m props     \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init done");
-println("[\e[32m fg_env    \e[0m] [",fg_env_global_timestamp.elapsedMSec()/1000,"] init done");
+println("[\e[32m props     \e[0m] [",os.time(),"] init done");
+println("[\e[32m fg_env    \e[0m] [",os.time(),"] init done");
 println("-------------------------------------------------------------");
 
 foreach(var a;runtime.argv())
diff --git a/stl/lib.nas b/stl/lib.nas
index c06306e..7000d43 100644
--- a/stl/lib.nas
+++ b/stl/lib.nas
@@ -440,7 +440,8 @@ var dylib=
 var os=
 {
     # get a string that tell which os it runs on.
-    platform: func(){return __builtin_platform;}
+    platform: func(){return __builtin_platform;},
+    time:     func(){return __builtin_logtime; }
 };
 
 # runtime gives us some functions that we could manage it manually.