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* include/sys/termios.h: Define _POSIX_VDISABLE. Define CCEQ macro.

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* fhandler_termios.cc: Include <sys/termios.h>.
	(line_edit): Recognize disabled c_cc[] chars.  Ignore VDISCARD when
	not in ICANON mode.
This commit is contained in:
Corinna Vinschen 2002-03-05 08:15:28 +00:00
parent 8cd4824313
commit ad2864f4c8
3 changed files with 29 additions and 13 deletions
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7
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,10 @@
2002-03-04 Christian Lestrade <christian.lestrade@free.fr>
* include/sys/termios.h: Define _POSIX_VDISABLE. Define CCEQ macro.
* fhandler_termios.cc: Include <sys/termios.h>.
(line_edit): Recognize disabled c_cc[] chars. Ignore VDISCARD when
not in ICANON mode.
2002-03-04 Dmitry Timoshkov <dmitry@baikal.ru>
* syscalls.cc (truncate64): Use ftruncate64 directly to not lose

27
winsup/cygwin/fhandler_termios.cc
View File

@ -9,6 +9,7 @@ Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include "winsup.h"
#include <sys/termios.h>
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
@ -226,11 +227,11 @@ fhandler_termios::line_edit (const char *rptr, int nread, int always_accept)
if (tc->ti.c_lflag & ISIG)
{
int sig;
if (c == tc->ti.c_cc[VINTR])
if (CCEQ(tc->ti.c_cc[VINTR], c))
sig = SIGINT;
else if (c == tc->ti.c_cc[VQUIT])
else if (CCEQ(tc->ti.c_cc[VQUIT], c))
sig = SIGQUIT;
else if (c == tc->ti.c_cc[VSUSP])
else if (CCEQ(tc->ti.c_cc[VSUSP], c))
sig = SIGTSTP;
else
goto not_a_sig;
@ -245,7 +246,7 @@ fhandler_termios::line_edit (const char *rptr, int nread, int always_accept)
not_a_sig:
if (tc->ti.c_iflag & IXON)
{
if (c == tc->ti.c_cc[VSTOP])
if (CCEQ(tc->ti.c_cc[VSTOP], c))
{
if (!tc->output_stopped)
{
@ -254,7 +255,7 @@ fhandler_termios::line_edit (const char *rptr, int nread, int always_accept)
}
continue;
}
else if (c == tc->ti.c_cc[VSTART])
else if (CCEQ(tc->ti.c_cc[VSTART], c))
{
restart_output:
tc->output_stopped = 0;
@ -264,20 +265,20 @@ fhandler_termios::line_edit (const char *rptr, int nread, int always_accept)
else if ((tc->ti.c_iflag & IXANY) && tc->output_stopped)
goto restart_output;
}
if (tc->ti.c_lflag & IEXTEN && c == tc->ti.c_cc[VDISCARD])
if (iscanon && tc->ti.c_lflag & IEXTEN && CCEQ(tc->ti.c_cc[VDISCARD], c))
{
tc->ti.c_lflag ^= FLUSHO;
continue;
}
if (!iscanon)
/* nothing */;
else if (c == tc->ti.c_cc[VERASE])
else if (CCEQ(tc->ti.c_cc[VERASE], c))
{
if (eat_readahead (1))
echo_erase ();
continue;
}
else if (c == tc->ti.c_cc[VWERASE])
else if (CCEQ(tc->ti.c_cc[VWERASE], c))
{
int ch;
do
@ -288,7 +289,7 @@ fhandler_termios::line_edit (const char *rptr, int nread, int always_accept)
while ((ch = peek_readahead (1)) >= 0 && !isspace (ch));
continue;
}
else if (c == tc->ti.c_cc[VKILL])
else if (CCEQ(tc->ti.c_cc[VKILL], c))
{
int nchars = eat_readahead (-1);
if (tc->ti.c_lflag & ECHO)
@ -296,7 +297,7 @@ fhandler_termios::line_edit (const char *rptr, int nread, int always_accept)
echo_erase (1);
continue;
}
else if (c == tc->ti.c_cc[VREPRINT])
else if (CCEQ(tc->ti.c_cc[VREPRINT], c))
{
if (tc->ti.c_lflag & ECHO)
{
@ -305,14 +306,14 @@ fhandler_termios::line_edit (const char *rptr, int nread, int always_accept)
}
continue;
}
else if (c == tc->ti.c_cc[VEOF])
else if (CCEQ(tc->ti.c_cc[VEOF], c))
{
termios_printf ("EOF");
input_done = 1;
continue;
}
else if (c == tc->ti.c_cc[VEOL] ||
c == tc->ti.c_cc[VEOL2] ||
else if (CCEQ(tc->ti.c_cc[VEOL], c) ||
CCEQ(tc->ti.c_cc[VEOL2], c) ||
c == '\n')
{
set_input_done (1);

8
winsup/cygwin/include/sys/termios.h
View File

@ -195,6 +195,14 @@ details. */
#define NCCS 18
/* `c_cc' member of 'struct termios' structure can be disabled by
using the value _POSIX_VDISABLE. */
#define _POSIX_VDISABLE '\0'
/* Compare a character C to a value VAL from the `c_cc' array in a
`struct termios'. If VAL is _POSIX_VDISABLE, no character can match it. */
#define CCEQ(val, c) ((c) == (val) && (val) != _POSIX_VDISABLE)
typedef unsigned char cc_t;
typedef unsigned int tcflag_t;
typedef unsigned int speed_t;