details. */
#include "winsup.h"
+#include <sys/termios.h>
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
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;
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)
{
}
continue;
}
- else if (c == tc->ti.c_cc[VSTART])
+ else if (CCEQ(tc->ti.c_cc[VSTART], c))
{
restart_output:
tc->output_stopped = 0;
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
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)
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)
{
}
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);
#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;