d315a77a7
Denys Vlasenko
2021-10-08
Subject
resize: use tcgetattr(TCSAFLUSH) instead of TCSANOW, closes 13811
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console-tools/resize.c+13 -1
| @@ -74,7 +74,19 @@ int resize_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM) | |
| + (1 << SIGTERM) | |
| + (1 << SIGALRM) | |
| , onintr); | |
| - | tcsetattr(STDERR_FILENO, TCSANOW, &new); |
| + | /* Users report: |
| + | * The resize command messes up the terminal. |
| + | * In my case it looks like it is hanging and |
| + | * I need to press ctrl-c to get a prompt. |
| + | * Actually the program does not hang but just |
| + | * the terminal is messed up. |
| + | * Replaced TCSANOW with TCSAFLUSH: |
| + | * "the change occurs after all output written to fd |
| + | * has been transmitted, and all input that has been |
| + | * received but not read will be discarded before |
| + | * the change is made. |
| + | */ |
| + | tcsetattr(STDERR_FILENO, TCSAFLUSH, &new); |
| /* save_cursor_pos 7 | |
| * scroll_whole_screen [r | |