Apple-2gs-SW/hush
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Fix problem where the system crashed as soon as you typed anything at the hush prompt in TMTerm or GSI.

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The problem seemed to be that it crashes if the t_intrc special character is set to -1 on a pty. I worked around this by setting it to an obscure control character instead in that case.
This commit is contained in:
Stephen Heumann 2014-12-17 23:09:20 -06:00
parent dc3caf92e7
commit c37319db8a
1 changed files with 7 additions and 1 deletions
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8
libbb/lineedit.c
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@ -2492,8 +2492,14 @@ int FAST_FUNC read_line_input(line_input_t *st, const char *prompt, char *comman
ioctl(STDIN_FILENO, TIOCSETN, &new_settings);
/* Contrary to documentation, tchars aren't fully disabled in CBREAK mode,
* so do it explicitly. Maybe other characters should be disabled too? */
/* Hack: GNO crashes if given -1 for t_intrc on a pty. Specify a
* rarely-used control character instead in that case. */
new_tchars = initial_tchars;
new_tchars.t_intrc = (char)-1;
if (ttyname(STDIN_FILENO) && strncmp(ttyname(STDIN_FILENO), ".ttyq", 5) != 0) {
new_tchars.t_intrc = (char)-1;
} else {
new_tchars.t_intrc = (char)30;
}
ioctl(STDIN_FILENO, TIOCSETC, &new_tchars);
new_ttyk = initial_ttyk | VT100ARROW | OAMAP | OA2META;
ioctl(STDIN_FILENO, TIOCSETK, &new_ttyk);