How To Add Environment Variable Xc.h In Mac?

Setting up Environment Variables in Mac OS

For those who are looking for quick and easy video tutorial,

Jump correct into this youtube video

otherwise, go along reading this commodity.

Pre-requisites

knowledge nigh vanquish interpreter like bash
know how to run commands in terminal

Note : This article demonstrates how to set surroundings variables with bash crush interpreter in concluding application that comes out of the box in MacOS.

1. Check the current environment variable settings.

you lot can list up past command "printenv" in the console.

if yous want to check a specific surround variable, y'all tin can exercise cheque it with command "repeat $variable_name"

two. Gear up an Surroundings Variable — temporary or permanent

you can prepare an environment variable for the temporary or permanent apply. It depends on the case, if you demand a variable for only one time, you can fix information technology up using terminal. Otherwise, you tin have it permanently in Fustigate Vanquish Startup Script with "Export" command.

Temporary Setting

Gear up a temporary environment variable using export command

And so shut the terminal window and open another one to check out if the set up variable has disappeared or not.

2) Permanent Setting

For permanent setting, you demand to understand where to put the "export" script. Here in this practice, y'all are going to edit ".bash_profile" file under your dwelling house directory.

Open the file with your preferred editor like

hither "~/" path points to your home directory, don't get confused about it.

For experiment, I am going to add together a test directory to the PATH environment variable. Using "export" command, the PATH variable is going to hold the newly added directory.