today's work

[unix-history] / usr / src / usr.bin / window / wwclose.c

#ifndef lint
static  char *sccsid = "@(#)wwclose.c   1.2 83/07/19";
#endif

#include "ww.h"
#include <signal.h>

wwclose(w)
register struct ww *w;
{
       register struct ww **p;

       for (p = &wwhead; *p && *p != w; p = &(*p)->ww_next)
               ;
       if (*p == 0)
               return -1;
       *p = w->ww_next;
       if (curwin == w)
               curwin = wwhead;
       if (w->ww_state == WW_HASPROC)
               kill(w->ww_pid, SIGHUP);
       close(w->ww_tty);
       close(w->ww_pty);
       Wclose(w->ww_win);
       cfree(w);
       return 0;
}