terminal-util: introduce isatty_safe that rejects EBADF

2023-12-22 23:06:48 +08:00
parent d3f818fea6
commit 76270f5c09
2 changed files with 14 additions and 0 deletions
@@ -86,6 +86,8 @@
 /* Set cursor to top left corner and clear screen */
 #define ANSI_HOME_CLEAR "\x1B[H\x1B[2J"

+bool isatty_safe(int fd);
+
 int reset_terminal_fd(int fd, bool switch_to_text);
 int reset_terminal(const char *name);
 int set_terminal_cursor_position(int fd, unsigned int row, unsigned int column);