From a6f386083c51b7b7ae917682338de0074f0e7c5c Mon Sep 17 00:00:00 2001 From: Jakob Kaivo Date: Wed, 7 Oct 2020 10:10:21 -0400 Subject: implement --- tty.c | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 tty.c diff --git a/tty.c b/tty.c new file mode 100644 index 0000000..e3ef401 --- /dev/null +++ b/tty.c @@ -0,0 +1,43 @@ +/* + * UNG's Not GNU + * + * Copyright (c) 2020, Jakob Kaivo + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#define _XOPEN_SOURCE 700 +#include +#include +#include + +int main(void) +{ + setlocale(LC_ALL, ""); + + char *tty = ttyname(STDIN_FILENO); + if (tty == NULL) { + perror("tty"); + return 1; + } + + printf("%s\n", tty); + + return 0; +} -- cgit v1.2.1