mloop()
{
while (!quit) {
if (incmd) {
docmd();
} else if (wwcurwin->ww_state != WWS_HASPROC) {
if (!wwcurwin->ww_keepopen)
closewin(wwcurwin);
setcmd(1);
if (wwpeekc() == escapec)
(void) wwgetc();
error("Process died.");
} else {
register struct ww *w = wwcurwin;
register char *p;
register n;
if (wwibp >= wwibq)
wwiomux();
for (p = wwibp; p < wwibq && *p != escapec;
p++)
;
if ((n = p - wwibp) > 0) {
if (!w->ww_ispty && w->ww_stopped)
startwin(w);
(void) write(w->ww_pty, wwibp, n);
wwibp = p;
}
if (wwpeekc() == escapec) {
(void) wwgetc();
setcmd(1);
}
}
}
}
int
waitnl1(struct ww *w, const char *prompt)
{
int uc = ISSET(w->ww_wflags, WWW_UNCTRL);
CLR(w->ww_wflags, WWW_UNCTRL);
front(w, 0);
wwprintf(w, "\033Y%c%c\033sA%s\033rA ",
w->ww_w.nr - 1 + ' ', ' ', prompt); /* print on last line */
wwcurtowin(w);
while (wwpeekc() < 0)
wwiomux();
SET(w->ww_wflags, uc);
return wwgetc();
}
void
c_quit(void)
{
char oldterse = terse;
setterse(0);
wwputs("Really quit [yn]? ", cmdwin);
wwcurtowin(cmdwin);
while (wwpeekc() < 0)
wwiomux();
if (wwgetc() == 'y') {
wwputs("Yes", cmdwin);
quit++;
} else
wwputc('\n', cmdwin);
setterse(!quit && oldterse);
}
/*
* Window size.
*/
void
c_size(struct ww *w)
{
int col, row;
if (!terse)
wwputs("New window size (lower right corner): ", cmdwin);
col = MIN(w->ww_w.r, wwncol) - 1;
row = MIN(w->ww_w.b, wwnrow) - 1;
wwadd(boxwin, framewin->ww_back);
for (;;) {
wwbox(boxwin, w->ww_w.t - 1, w->ww_w.l - 1,
row - w->ww_w.t + 3, col - w->ww_w.l + 3);
wwsetcursor(row, col);
while (wwpeekc() < 0)
wwiomux();
switch (getpos(&row, &col, w->ww_w.t, w->ww_w.l,
wwnrow - 1, wwncol - 1)) {
case 3:
wwunbox(boxwin);
wwdelete(boxwin);
return;
case 2:
wwunbox(boxwin);
break;
case 1:
wwunbox(boxwin);
case 0:
continue;
}
break;
}
wwdelete(boxwin);
if (!terse)
wwputc('\n', cmdwin);
wwcurtowin(cmdwin);
sizewin(w, row - w->ww_w.t + 1, col - w->ww_w.l + 1);
}
c_debug()
{
register struct ww *w;
if (!terse)
wwputs("[m(smap) n(ns) o(os) s(string) v(nvis) w(win)]? ", cmdwin);
wwcurtowin(cmdwin);
while (wwpeekc() < 0)
wwiomux();
if (!terse)
wwputc('\n', cmdwin);
switch (wwgetc()) {
case 'm':
wwdumpsmap();
break;
case 'n':
wwdumpns();
break;
case 'o':
wwdumpos();
break;
case 's':
debug_str();
break;
case 'v':
if ((w = getwin()) != 0)
wwdumpnvis(w);
break;
case 'w':
if ((w = getwin()) != 0)
wwdumpwin(w);
break;
default:
wwbell();
}
}
void
c_yank(void)
{
struct ww *w = selwin;
int col1, row1;
int col2, row2;
int r, c;
if (!terse)
wwputs("Yank starting position: ", cmdwin);
wwcursor(w, 0);
row1 = w->ww_cur.r;
col1 = w->ww_cur.c;
for (;;) {
wwsetcursor(row1, col1);
while (wwpeekc() < 0)
wwiomux();
switch (getpos(&row1, &col1, w->ww_i.t, w->ww_i.l,
w->ww_i.b - 1, w->ww_i.r - 1)) {
case 3:
goto out;
case 2:
break;
case 1:
case 0:
continue;
}
break;
}
if (!terse)
wwputs("\nYank ending position: ", cmdwin);
row2 = row1;
col2 = col1;
for (;;) {
wwsetcursor(row2, col2);
while (wwpeekc() < 0)
wwiomux();
r = row2;
c = col2;
switch (getpos(&row2, &col2, w->ww_i.t, w->ww_i.l,
w->ww_i.b - 1, w->ww_i.r - 1)) {
case 3:
yank_highlight(row1, col1, r, c);
goto out;
case 2:
break;
case 1:
yank_highlight(row1, col1, r, c);
yank_highlight(row1, col1, row2, col2);
case 0:
continue;
}
break;
}
if (row2 < row1 || (row2 == row1 && col2 < col1)) {
r = row1;
c = col1;
row1 = row2;
col1 = col2;
row2 = r;
col2 = c;
}
unyank();
c = col1;
for (r = row1; r < row2; r++) {
yank_line(r, c, w->ww_b.r);
c = w->ww_b.l;
}
yank_line(r, c, col2);
yank_highlight(row1, col1, row2, col2);
if (!terse)
wwputc('\n', cmdwin);
out:
wwcursor(w, 1);
}
c_window()
{
int col, row, xcol, xrow;
int id;
if ((id = findid()) < 0)
return;
if (!terse)
wwputs("New window (upper left corner): ", cmdwin);
col = 0;
row = 1;
wwadd(boxwin, framewin->ww_back);
for (;;) {
wwbox(boxwin, row - 1, col - 1, 3, 3);
wwsetcursor(row, col);
while (wwpeekc() < 0)
wwiomux();
switch (getpos(&row, &col, row > 1, 0,
wwnrow - 1, wwncol - 1)) {
case 3:
wwunbox(boxwin);
wwdelete(boxwin);
return;
case 2:
wwunbox(boxwin);
break;
case 1:
wwunbox(boxwin);
case 0:
continue;
}
break;
}
if (!terse)
wwputs("\nNew window (lower right corner): ", cmdwin);
xcol = col;
xrow = row;
for (;;) {
wwbox(boxwin, row - 1, col - 1,
xrow - row + 3, xcol - col + 3);
wwsetcursor(xrow, xcol);
wwflush();
while (wwpeekc() < 0)
wwiomux();
switch (getpos(&xrow, &xcol, row, col, wwnrow - 1, wwncol - 1))
{
case 3:
wwunbox(boxwin);
wwdelete(boxwin);
return;
case 2:
wwunbox(boxwin);
break;
case 1:
wwunbox(boxwin);
case 0:
continue;
}
break;
}
wwdelete(boxwin);
if (!terse)
wwputc('\n', cmdwin);
wwcurtowin(cmdwin);
(void) openwin(id, row, col, xrow-row+1, xcol-col+1, nbufline,
(char *) 0, 1, 1, shellfile, shell);
}