adding equivalent of os.isatty

This commit is contained in:
brent s 2021-04-27 04:37:17 -04:00
parent ede17f2eda
commit fbf1049fd2
Signed by: bts
GPG Key ID: 8C004C2F93481F6B

40
terminal/funcs.go Normal file
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/*
SysUtils - a library to assist with various system-related functions
Copyright (C) 2020 Brent Saner

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/


package terminal

import (
"os"
"fmt"
)

// IsShell returns true if the program is running inside an interactive shell (interactive invocation, sudo, etc.), and false if not (cron, ssh exec, pipe, etc.).
// Thanks to https://rosettacode.org/wiki/Check_output_device_is_a_terminal#Go
func IsShell() (interactive bool) {

var stdoutStat os.FileInfo

stdoutStat, _ = os.Stdout.Stat()

if (stdoutStaf.Mode() & os.ModeCharDevice) != 0 {
interactive = True
}

return
}