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Annotation of solidite/utils/tty.c, revision 1.1.1.1

1.1       user        1: /* Copyright (c) 2026 The Solidite Developers
                      2:  *
                      3:  * This program is free software: you can redistribute it and/or modify it under
                      4:  * the terms of the GNU Affero General Public License as published by the Free
                      5:  * Software Foundation, either version 3 of the License, or (at your option)
                      6:  * any later version.
                      7:  *
                      8:  * This program is distributed in the hope that it will be useful, but WITHOUT
                      9:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
                     10:  * FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
                     11:  * details.
                     12:  *
                     13:  * You should have received a copy of the GNU Affero General Public License
                     14:  * along with this program. If not, see <https://www.gnu.org/licenses/>. */
                     15: 
                     16: #include <stdlib.h>
                     17: #include <string.h>
                     18: #include <unistd.h>
                     19: 
                     20: int main(void) {
                     21:   const char *TTY_NAME = ttyname(STDIN_FILENO);
                     22:   if (TTY_NAME == NULL) {
                     23:     const char MESSAGE[] = "not a tty\n";
                     24:     (void)write(STDOUT_FILENO, MESSAGE, strlen(MESSAGE));
                     25:     return 1;
                     26:   }
                     27: 
                     28:   char *output = (char*)malloc(strlen(TTY_NAME) + 1);
                     29:   strcpy(output, TTY_NAME);
                     30:   output[strlen(TTY_NAME)] = '\n';
                     31:   (void)write(STDOUT_FILENO, output, strlen(output));
                     32:   return 0;
                     33: }