Android 的 Runtime 環境設定

export 用來設定環境變數
setprop 用來設定 properties

mDNSResponder and dav service type setting

sudo mDNS -R "DAVServ" "_dav._tcp" "local" "80" ipaddr="127.0.0.1" path="uploads" u=admin

Shell script for string length, substring and index

Bash : string length ${#varname}
substring ${varname:begin:length}
${varname:begin}
index `expr index "$stringZ" C12`

builtin.o

在 Linux Makefile 裏面,
obj-y += some_path/
會在 some_path 產生 builtin.o

Android 的 init properties

system/core/init/property_service.c

ANativeWindow

sp win = android_Surface_getNativeWindow(env, surface);
ANativeWindow 相關函數