Return to tstp.c CVS log

Up to [CSRG BSD Unix] / 42BSD / usr.lib / libcurses

Annotation of 42BSD/usr.lib/libcurses/tstp.c, revision 1.1

1.1     ! root        1: # include      <signal.h>
        !             2: 
        !             3: # include      "curses.ext"
        !             4: 
        !             5: /*
        !             6:  * handle stop and start signals
        !             7:  *
        !             8:  * 6/25/83 (Berkeley) @(#)tstp.c       1.3
        !             9:  */
        !            10: tstp() {
        !            11: 
        !            12: # ifdef SIGTSTP
        !            13: 
        !            14:        SGTTY   tty;
        !            15:        int     omask;
        !            16: # ifdef DEBUG
        !            17:        if (outf)
        !            18:                fflush(outf);
        !            19: # endif
        !            20:        tty = _tty;
        !            21:        mvcur(0, COLS - 1, LINES - 1, 0);
        !            22:        endwin();
        !            23:        fflush(stdout);
        !            24:        /* reset signal handler so kill below stops us */
        !            25:        signal(SIGTSTP, SIG_DFL);
        !            26: #define        mask(s) (1 << ((s)-1))
        !            27:        omask = sigsetmask(sigblock(0) &~ mask(SIGTSTP));
        !            28:        kill(0, SIGTSTP);
        !            29:        sigblock(mask(SIGTSTP));
        !            30:        signal(SIGTSTP, tstp);
        !            31:        _tty = tty;
        !            32:        stty(_tty_ch, &_tty);
        !            33:        wrefresh(curscr);
        !            34: # endif        SIGTSTP
        !            35: }

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.