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telnetd: Map CRLF to CR

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It is not so easy to use Termios for that.  We already map CRNUL to CR,
thus we cannot ignore CRs.  We could change the shell code to map CRNL
to a single line end, but this is more intrusive than the change here.
This commit is contained in:
Sebastian Huber
2012-09-28 15:41:33 +02:00
parent e652e5f8db
commit 90e2026b99
1 changed files with 3 additions and 4 deletions
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cpukit/telnetd/pty.c
+3 -4
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@@ -306,10 +306,9 @@ static int read_pty(int minor)
} else {
result=value;
if ( 0
#if 0 /* pass CRLF through - they should use termios to handle it */
|| ((value=='\n') && (pty->last_cr))
#endif
/* but map telnet CRNUL to CR down here */
/* map CRLF to CR for symmetry */
|| ((value=='\n') && pty->last_cr)
/* map telnet CRNUL to CR down here */
|| ((value==0) && pty->last_cr)
) result=-1;
pty->last_cr=(value=='\r');