{"id":1420,"date":"2023-01-23T18:40:39","date_gmt":"2023-01-23T13:10:39","guid":{"rendered":"https:\/\/trysiteprice.com\/blog\/?p=1420"},"modified":"2024-07-27T15:11:58","modified_gmt":"2024-07-27T09:41:58","slug":"find-out-what-tty-im-using-tty-command-under-linux-unix","status":"publish","type":"post","link":"https:\/\/trysiteprice.com\/blog\/find-out-what-tty-im-using-tty-command-under-linux-unix\/","title":{"rendered":"Find Out What tty I\u2019m Using tty command under Linux \/ Unix"},"content":{"rendered":"<div class=\"w-full border-b border-black\/10 dark:border-gray-900\/50 text-gray-800 dark:text-gray-100 group bg-gray-50 dark:bg-[#444654]\">\n<div class=\"text-base gap-4 md:gap-6 m-auto md:max-w-2xl lg:max-w-2xl xl:max-w-3xl p-4 md:py-6 flex lg:px-0\">\n<div class=\"relative flex w-[calc(100%-50px)] md:flex-col lg:w-[calc(100%-115px)]\">\n<div class=\"flex flex-grow flex-col gap-3\">\n<div class=\"min-h-[20px] flex flex-col items-start gap-4 whitespace-pre-wrap\">\n<div class=\"markdown prose w-full break-words dark:prose-invert light\">\n<p>In Linux or Unix, you can use the <code>tty<\/code> command to find out what terminal you are currently using. The command will display the file name of the terminal connected to the standard input.<\/p>\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre-wrap hljs language-bash\"><span class=\"hljs-built_in\">tty<\/span><br \/>\n<\/code><\/div>\n<\/div>\n<p>If you are logged in to a terminal session, the command will return the device name of the terminal, such as <code>\/dev\/pts\/0<\/code> or <code>\/dev\/tty1<\/code>.<\/p>\n<p>If you are logged in remotely via SSH, the command will return the name of the pseudo terminal, such as <code>\/dev\/pts\/1<\/code>.<\/p>\n<p>If you are running the command in a script and you want to check if the script is running interactively or not, you can use the following command:<\/p>\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre-wrap hljs language-bash\"><span class=\"hljs-keyword\">if<\/span> [ -t 0 ]; <span class=\"hljs-keyword\">then<\/span> <span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"Running interactively\"<\/span>; <span class=\"hljs-keyword\">else<\/span> <span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"Running in a script\"<\/span>; <span class=\"hljs-keyword\">fi<\/span><br \/>\n<\/code><\/div>\n<\/div>\n<p>This command checks if the standard input (file descriptor 0) is connected to a terminal (<code>-t 0<\/code>), and if so, it outputs &#8220;Running interactively&#8221;, otherwise it outputs &#8220;Running in a script&#8221;.<\/p>\n<p>You can also use <code>who am i<\/code> command which gives more information about the current session, like username, terminal and date and time of the session.<\/p>\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre-wrap hljs language-bash\"><span class=\"hljs-built_in\">who<\/span> am i<br \/>\n<\/code><\/div>\n<\/div>\n<p>Please note that the <code>tty<\/code> command is not available on Windows systems.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"text-gray-400 flex self-end lg:self-center justify-center mt-2 gap-4 lg:gap-1 lg:absolute lg:top-0 lg:translate-x-full lg:right-0 lg:mt-0 lg:pl-2 visible\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>(<a href=\"https:\/\/www.manafort.com\/xanax-available-over-the-counter\/\">manafort.com<\/a>)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In Linux or Unix, you can use the tty command to find out what terminal you are currently using. The command will display the file name of the terminal connected to the standard input. tty If you are logged in to a terminal session, the command will return the device name of the terminal, such &#8230; <a title=\"Find Out What tty I\u2019m Using tty command under Linux \/ Unix\" class=\"read-more\" href=\"https:\/\/trysiteprice.com\/blog\/find-out-what-tty-im-using-tty-command-under-linux-unix\/\" aria-label=\"Read more about Find Out What tty I\u2019m Using tty command under Linux \/ Unix\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1420","post","type-post","status-publish","format-standard","hentry","category-best-tutorial"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Find Out What tty I\u2019m Using tty command under Linux \/ Unix - TrySitePrice<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/trysiteprice.com\/blog\/find-out-what-tty-im-using-tty-command-under-linux-unix\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Find Out What tty I\u2019m Using tty command under Linux \/ Unix - TrySitePrice\" \/>\n<meta property=\"og:description\" content=\"In Linux or Unix, you can use the tty command to find out what terminal you are currently using. 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