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lineedit: add a comment about possible use of tcflush()

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Denys Vlasenko
2020-12-21 21:55:03 +01:00
parent 00eb23b47a
commit fae7332ebf
1 changed files with 1 additions and 0 deletions
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libbb/lineedit.c
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@ -2911,6 +2911,7 @@ int FAST_FUNC read_line_input(line_input_t *st, const char *prompt, char *comman
* before it comes in. UGLY! * before it comes in. UGLY!
*/ */
usleep(20*1000); usleep(20*1000);
// MAYBE? tcflush(STDIN_FILENO, TCIFLUSH); /* flushes data received but not read */
} }
#endif #endif