forked from pool/readline
52 lines
1.5 KiB
Plaintext
52 lines
1.5 KiB
Plaintext
---
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lib/readline/input.c | 7 ++++++-
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lib/readline/readline.c | 7 +++++++
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2 files changed, 13 insertions(+), 1 deletion(-)
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--- lib/readline/input.c
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+++ lib/readline/input.c 2018-11-29 08:29:58.432878428 +0000
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@@ -801,6 +801,8 @@ rl_read_key (void)
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return (c);
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}
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+extern int _rl_read_zero_char_from_tty;
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+
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int
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rl_getc (FILE *stream)
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{
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@@ -862,7 +864,10 @@ rl_getc (FILE *stream)
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/* If zero characters are returned, then the file that we are
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reading from is empty! Return EOF in that case. */
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if (result == 0)
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- return (EOF);
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+ {
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+ _rl_read_zero_char_from_tty = 1;
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+ return (EOF);
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+ }
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#if defined (__BEOS__)
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if (errno == EINTR)
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--- lib/readline/readline.c
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+++ lib/readline/readline.c 2018-11-29 08:29:58.432878428 +0000
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@@ -557,6 +557,9 @@ _rl_internal_char_cleanup (void)
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_rl_erase_entire_line ();
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}
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+/* Catch EOF from tty, do not return command line */
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+int _rl_read_zero_char_from_tty = 0;
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+
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STATIC_CALLBACK int
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#if defined (READLINE_CALLBACKS)
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readline_internal_char (void)
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@@ -614,6 +617,10 @@ readline_internal_charloop (void)
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c = rl_read_key ();
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RL_UNSETSTATE(RL_STATE_READCMD);
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+ /* Return here if terminal is closed */
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+ if (c == EOF && _rl_read_zero_char_from_tty)
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+ return (rl_done = 1);
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+
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/* look at input.c:rl_getc() for the circumstances under which this will
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be returned; punt immediately on read error without converting it to
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a newline; assume that rl_read_key has already called the signal
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