Operating System – Water's Home

How to Enable Case Sensitive File and Folder Names on Windows 10

Posted on October 11, 2019 by admin

Enable Windows Subsystem Linux

Enable-WindowsOptionalFeature -Online -FeatureName Microsoft-Windows-Subsystem-Linux

setCaseSensitiveInfo enable/disable

fsutil.exe file setCaseSensitiveInfo linux\netfilter_ipv4 enable

queryCaseCaseSensitiveInfo

fsutil.exe file queryCaseCaseSensitiveInfo D:\linux-3.0.35\include\linux\netfilter

This Doesn’t Affect Subfolders

Generate an OTA

```
make -j8
```
```
make otapackage
```

Generate an incremental OTA

./build/tools/releasetools/ota_from_target_files -i ./OTA/base.zip ./OTA/target_files.zip ./OTA/update.zip

Android ADB Shell Commands Notes

Posted on September 26, 2019 by admin

Prints a list of all attached emulator/device

```
>adb devices
```
```
List of devices attached
```
```
xxxxxxxxxx      device
```

Forward socket connections

```
>adb forward tcp:10172 tcp:9999
```

Restarts the adbd daemon with Root permissions

>adb root

Put /system partition in Writable mode

>adb remount
remount succeeded

Upload a specified file from your computer to an emulator/device

>adb -s xxxxxxxxxx push term_emv_clc2 /system/tmp

Shell command mode

```
>adb shell
```

How to compile Lua for Android

Posted on September 19, 2019September 26, 2019 by admin

Update lmathlib.c

```
Index: lmathlib.c
```

===================================================================

```
--- lmathlib.c	(revision 4050)
```
```
+++ lmathlib.c	(revision 4051)
```
```
@@ -183,10 +183,10 @@
```
```
     res = l_mathop(log)(x);
```
```
   else {
```

     lua_Number base = luaL_checknumber(L, 2);

```
-#if !defined(LUA_USE_C89)
```
```
-    if (base == l_mathop(2.0))
```
```
-      res = l_mathop(log2)(x); else
```
```
-#endif
```
```
+//#if !defined(LUA_USE_C89)
```
```
+//    if (base == l_mathop(2.0))
```
```
+//      res = l_mathop(log2)(x); else
```
```
+//#endif
```
```
     if (base == l_mathop(10.0))
```
```
       res = l_mathop(log10)(x);
```
```
     else
```

Update luaconf.h

```
Index: luaconf.h
```

===================================================================

```
--- luaconf.h	(revision 4050)
```
```
+++ luaconf.h	(revision 4051)
```
```
@@ -677,7 +677,7 @@
```

 ** macro must include header 'locale.h'.)

```
 */
```
```
 #if !defined(lua_getlocaledecpoint)
```

-#define lua_getlocaledecpoint()		(localeconv()->decimal_point[0])

```
+#define lua_getlocaledecpoint()		('.')
```
```
 #endif
```
```
 
```

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

Android.mk

```
#
```
```
# Android.mk
```
```
#
```
```
# Lua
```
```
#
```
```
LOCAL_PATH := $(call my-dir)/../src
```
```
 
```
```
include $(CLEAR_VARS)
```
```
 
```
```
LOCAL_MODULE     := Lua
```
```
LOCAL_CPPFLAGS   := -std=c++17
```
```
LOCAL_SRC_FILES := \
```
```
    $(LOCAL_PATH)/lapi.c \
```
```
    $(LOCAL_PATH)/lauxlib.c \
```
```
    $(LOCAL_PATH)/lbaselib.c \
```
```
    $(LOCAL_PATH)/lbitlib.c \
```
```
    $(LOCAL_PATH)/lcode.c \
```
```
    $(LOCAL_PATH)/lcorolib.c \
```
```
    $(LOCAL_PATH)/lctype.c \
```
```
    $(LOCAL_PATH)/ldblib.c \
```
```
    $(LOCAL_PATH)/ldebug.c \
```
```
    $(LOCAL_PATH)/ldo.c \
```
```
    $(LOCAL_PATH)/ldump.c \
```
```
    $(LOCAL_PATH)/lfunc.c \
```
```
    $(LOCAL_PATH)/lgc.c \
```
```
    $(LOCAL_PATH)/linit.c \
```
```
    $(LOCAL_PATH)/liolib.c \
```
```
    $(LOCAL_PATH)/llex.c \
```
```
    $(LOCAL_PATH)/lmathlib.c \
```
```
    $(LOCAL_PATH)/lmem.c \
```
```
    $(LOCAL_PATH)/loadlib.c \
```
```
    $(LOCAL_PATH)/lobject.c \
```
```
    $(LOCAL_PATH)/lopcodes.c \
```
```
    $(LOCAL_PATH)/loslib.c \
```
```
    $(LOCAL_PATH)/lparser.c \
```
```
    $(LOCAL_PATH)/lstate.c \
```
```
    $(LOCAL_PATH)/lstring.c \
```
```
    $(LOCAL_PATH)/lstrlib.c \
```
```
    $(LOCAL_PATH)/ltable.c \
```
```
    $(LOCAL_PATH)/ltablib.c \
```
```
    $(LOCAL_PATH)/ltm.c \
```
```
    $(LOCAL_PATH)/lua.c \
```
```
    $(LOCAL_PATH)/luac.c \
```
```
    $(LOCAL_PATH)/lundump.c \
```
```
    $(LOCAL_PATH)/lutf8lib.c \
```
```
    $(LOCAL_PATH)/lvm.c \
```
```
    $(LOCAL_PATH)/lzio.c
```
```
 
```
```
include $(BUILD_STATIC_LIBRARY)
```

Android NDK C++17 Support

Posted on September 19, 2019September 19, 2019 by admin

build.gradle

```
apply plugin: 'com.android.application'
```
```
 
```
```
android {
```
```
    compileSdkVersion 29
```
```
    buildToolsVersion "29.0.2"
```
```
    defaultConfig {
```

        applicationId "com.example.myapplication"

```
        minSdkVersion 15
```
```
        targetSdkVersion 29
```
```
        versionCode 1
```
```
        versionName "1.0"
```

        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"

```
        externalNativeBuild {
```
```
            cmake {
```
```
                cppFlags "-std=c++17"
```
```
            }
```
```
        }
```
```
    }
```
```
    buildTypes {
```
```
        release {
```
```
            minifyEnabled false
```

            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'

```
        }
```
```
    }
```
```
    externalNativeBuild {
```
```
        cmake {
```

            path "src/main/cpp/CMakeLists.txt"

```
            version "3.10.2"
```
```
        }
```
```
    }
```
```
}
```
```
 
```
```
dependencies {
```

    implementation fileTree(dir: 'libs', include: ['*.jar'])

    implementation 'androidx.appcompat:appcompat:1.0.2'

    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'

    testImplementation 'junit:junit:4.12'

    androidTestImplementation 'androidx.test:runner:1.1.1'

    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1'

```
}
```

Android Emulator-Server / PC-Client

Posted on September 19, 2019 by admin

>adb devices List of devices attached emulator-5554 device

>adb -s emulator-5554 forward tcp:6100 tcp:7100 6100

Client

127.0.0.1:6100

Server

7100

Prepare So

```
#include <math.h>
```
```
#include <lua.h>
```
```
#include <lauxlib.h>
```
```
#include <lualib.h>
```
```
 
```
```
static int my_sum(lua_State *L){
```
```
    int d1 = luaL_checknumber(L, 1);
```
```
    int d2 = luaL_checknumber(L, 2);
```
```
    lua_pushnumber(L, d1+d2);
```
```
    return 1;
```
```
}
```
```
 
```
```
static int my_info(lua_State *L){
```
```
    lua_pushstring(L, "qinuu");
```
```
    return 1;
```
```
}
```
```
 
```

static const struct luaL_Reg test_lib[] = {

```
    {"my_sum" , my_sum},
```
```
    {"my_info" , my_info},
```
```
    {NULL, NULL}
```
```
};
```
```
 
```
```
int luaopen_test_lib(lua_State *L){
```
```
    //luaL_newlib(L, test_lib); // 5.2
```

    luaL_register(L, "test_lib",test_lib); // lua 5.1

```
    return 1;
```
```
}
```

Test

```
local my_lib = require "test_lib"
```
```
 
```
```
print(type(test_lib))
```
```
 
```
```
print(test_lib.my_sum(23,17))
```
```
 
```
```
print(test_lib.my_info())
```

How to Connect Internal and External Networks at the same time : Windows

Posted on August 16, 2019 by admin

Delete Default Route

route delete 0.0.0.0

Add Gateway : Internal

route add 192.168.10.0 mask 255.255.255.0 192.168.10.1 -p

Add Gateway : External

route add 0.0.0.0 mask 0.0.0.0 192.168.20.1 -p

Check It!

route print
IPv4 Route Table
===========================================================================
Active Routes:
Network Destination Netmask Gateway Interface Metric
0.0.0.0 0.0.0.0 192.168.20.254 192.168.20.151 55
0.0.0.0 0.0.0.0 192.168.1.1 192.168.1.103 45

===========================================================================
Persistent Routes:
Network Address Netmask Gateway Address Metric
192.168.1.0 255.255.255.0 192.168.1.1 1
192.168.3.0 255.255.255.0 192.168.3.1 1

Profile : Linux -> PNG

Posted on July 11, 2019 by admin

gprof -b emv_clc2 > report.txt gprof2dot.py report.txt > call_graph.dot dot -Tpng call_graph.dot -o call_graph.png

1>LINK : fatal error LNK1104: cannot open file ‘libboost_date_time-vc142-mt-s-x32-1_70.lib’

Posted on June 28, 2019 by admin

C:\boost_1_70_0>.\b2 --with-date_time link=static runtime-link=static

Category: Operating System

How to Enable Case Sensitive File and Folder Names on Windows 10

Enable Windows Subsystem Linux

setCaseSensitiveInfo enable/disable

queryCaseCaseSensitiveInfo

This Doesn’t Affect Subfolders

Generate an incremental OTA

Generate an OTA

Generate an incremental OTA

Android ADB Shell Commands Notes

Prints a list of all attached emulator/device

Forward socket connections

Restarts the adbd daemon with Root permissions

Put /system partition in Writable mode

Upload a specified file from your computer to an emulator/device

Shell command mode

How to compile Lua for Android

Update lmathlib.c

Update luaconf.h

Android.mk

Android NDK C++17 Support

build.gradle

Android Emulator-Server / PC-Client

Client

Server

Calling a C Function From Lua

Prepare So

Test

How to Connect Internal and External Networks at the same time : Windows

Delete Default Route

Add Gateway : Internal

Add Gateway : External

Check It!

Profile : Linux -> PNG

1>LINK : fatal error LNK1104: cannot open file ‘libboost_date_time-vc142-mt-s-x32-1_70.lib’