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/* Dumb terminal driver, for I/O before we get into screen mode.
*
* $Header: /usr/build/vile/vile/RCS/dumbterm.c,v 1.23 2007/12/24 01:52:26 tom Exp $
*
*/
#include "estruct.h"
#include "edef.h"
static int this_col;
static int last_col;
static void
flush_blanks(void)
{
if (last_col > 0) {
while (last_col++ < this_col)
(void) putchar(' ');
last_col = 0;
}
term.flush();
}
static void
dumb_kopen(void)
{
}
static void
dumb_kclose(void)
{
}
static int
dumb_getc(void)
{
flush_blanks();
return getchar();
}
static OUTC_DCL
dumb_putc(int c)
{
if (isSpace(c)) {
if (last_col == 0)
last_col = this_col;
} else {
flush_blanks();
(void) putchar(c);
}
this_col++;
OUTC_RET c;
}
static int
dumb_typahead(void)
{
return TRUE;
}
static void
dumb_flush(void)
{
(void) fflush(stdout);
}
/*ARGSUSED*/
static void
dumb_move(int row GCC_UNUSED, int col)
{
if (last_col == 0)
last_col = this_col;
if (col == 0) {
putchar('\r');
if (last_col != 0)
putchar('\n');
} else if (last_col > col) {
while (last_col-- > col)
putchar('\b');
} else if (last_col < col) {
while (last_col++ < col)
putchar(' ');
}
last_col = 0;
this_col = col;
}
static void
dumb_eeol(void)
{
}
static void
dumb_eeop(void)
{
}
/*ARGSUSED*/
static int
dumb_cres( /* change screen resolution */
const char *res GCC_UNUSED)
{
return (FALSE);
}
/* ARGSUSED */
static void
dumb_rev(UINT state GCC_UNUSED)
{
}
static void
dumb_beep(void)
{
putchar(BEL);
}
TERM dumb_term =
{
1,
1,
80,
80,
enc_DEFAULT,
0, /* use this to put us into raw mode */
0, /* ...and this, just in case we exit */
dumb_kopen,
dumb_kclose,
nullterm_clean,
nullterm_unclean,
nullterm_openup,
dumb_getc,
dumb_putc,
dumb_typahead,
dumb_flush,
dumb_move,
dumb_eeol,
dumb_eeop,
dumb_beep,
dumb_rev,
dumb_cres,
nullterm_setfore,
nullterm_setback,
nullterm_setpal,
nullterm_setccol,
nullterm_scroll,
nullterm_pflush,
nullterm_icursor,
nullterm_settitle,
nullterm_watchfd,
nullterm_unwatchfd,
nullterm_cursorvis,
nullterm_mopen,
nullterm_mclose,
nullterm_mevent,
};
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