尋找 gcin PID
$ ps aux | grep gcin | grep -v grep | awk ‘{print $2}’
2344
改用 pgrep
$ pgrep gcin
2344[@more@]列出 gcin 的環境變數
$ cat /proc/2344/environ
USER=piTEXTDOMAIN=im-configSSH_AGENT_PID=2306HOME=/home/piQT4_IM_MODULE=ximDESKTOP_SESSION=lightdm-xsessionXDG_SESSION_COOKIE=d3670ff77a0bb988a953e7f053a3f4e7-1411546370.280112-607439465XDG_SEAT_PATH=/org/freedesktop/DisplayManager/Seat0DBUS_SESSION_BUS_ADDRESS=unix:abstract=/tmp/dbus-h5dA3kxIzH,guid=a58850679d18983d55b1289254227d04IM_CONFIG_PHASE=2LOGNAME=piGTK_IM_MODULE=gcinPATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/local/games:/usr/gamesXDG_SESSION_PATH=/org/freedesktop/DisplayManager/Session0DISPLAY=:0LANG=zh_TW.UTF-8XAUTHORITY=/home/pi/.XauthorityXMODIFIERS=@im=gcinSSH_AUTH_SOCK=/tmp/ssh-6T4bamWxNfeC/agent.2243SHELL=/bin/bashGDMSESSION=lightdm-xsessionTEXTDOMAINDIR=/usr/share/locale/PWD=/home/piCLUTTER_IM_MODULE=xim
使用 tr 來轉換
$ cat /proc/2344/environ | tr ” ‘n’
USER=pi
TEXTDOMAIN=im-config
SSH_AGENT_PID=2306
HOME=/home/pi
QT4_IM_MODULE=xim
DESKTOP_SESSION=lightdm-xsession
XDG_SESSION_COOKIE=d3670ff77a0bb988a953e7f053a3f4e7-1411546370.280112-607439465
XDG_SEAT_PATH=/org/freedesktop/DisplayManager/Seat0
DBUS_SESSION_BUS_ADDRESS=unix:abstract=/tmp/dbus-h5dA3kxIzH,guid=a58850679d18983d55b1289254227d04
IM_CONFIG_PHASE=2
LOGNAME=pi
GTK_IM_MODULE=gcin
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/local/games:/usr/games
XDG_SESSION_PATH=/org/freedesktop/DisplayManager/Session0
DISPLAY=:0
LANG=zh_TW.UTF-8
XAUTHORITY=/home/pi/.Xauthority
XMODIFIERS=@im=gcin
SSH_AUTH_SOCK=/tmp/ssh-6T4bamWxNfeC/agent.2243
SHELL=/bin/bash
GDMSESSION=lightdm-xsession
TEXTDOMAINDIR=/usr/share/locale/
PWD=/home/pi
CLUTTER_IM_MODULE=xim