freebsd-dev/lib/libncurses/lib_insch.c

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/* This work is copyrighted. See COPYRIGHT.OLD & COPYRIGHT.NEW for *
* details. If they are missing then this copy is in violation of *
* the copyright conditions. */
/*
** lib_insch.c
**
** The routine winsch().
**
*/
#include "curses.priv.h"
int winsch(WINDOW *win, chtype c)
{
chtype *temp1, *temp2;
chtype *end;
T(("winsch(%x,'%x') called", win, c));
end = &win->_line[win->_cury][win->_curx];
temp1 = &win->_line[win->_cury][win->_maxx];
temp2 = temp1 - 1;
while (temp1 > end)
*temp1-- = *temp2--;
*temp1 = _nc_render(win, c);
win->_lastchar[win->_cury] = win->_maxx;
if (win->_firstchar[win->_cury] == _NOCHANGE
|| win->_firstchar[win->_cury] > win->_curx)
win->_firstchar[win->_cury] = win->_curx;
return OK;
}