diff options
Diffstat (limited to 'usr.bin/vi/sex/sex_refresh.c')
| -rw-r--r-- | usr.bin/vi/sex/sex_refresh.c | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/usr.bin/vi/sex/sex_refresh.c b/usr.bin/vi/sex/sex_refresh.c new file mode 100644 index 000000000000..c1be816b4e4c --- /dev/null +++ b/usr.bin/vi/sex/sex_refresh.c @@ -0,0 +1,140 @@ +/*- + * Copyright (c) 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static char sccsid[] = "@(#)sex_refresh.c 8.14 (Berkeley) 7/15/94"; +#endif /* not lint */ + +#include <sys/types.h> +#include <sys/queue.h> +#include <sys/time.h> + +#include <bitstring.h> +#include <limits.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <termios.h> + +#include "compat.h" +#include <curses.h> +#include <db.h> +#include <regex.h> + +#include "vi.h" +#include "sex_screen.h" + +#ifndef SYSV_CURSES +#define A_NORMAL 1 +#define A_STANDOUT 2 +#define vidattr(attr) Xvidattr(sp, attr) + +static int Xvidattr __P((SCR *, int)); +#endif + +/* + * sex_refresh -- + * In ex, just display any messages. + */ +int +sex_refresh(sp, ep) + SCR *sp; + EXF *ep; +{ + MSG *mp; + + /* Check for screen resize. */ + if (F_ISSET(sp, S_RESIZE)) { + sp->rows = O_VAL(sp, O_LINES); + sp->cols = O_VAL(sp, O_COLUMNS); + F_CLR(sp, S_RESIZE); + } + + /* Ring the bell. */ + if (F_ISSET(sp, S_BELLSCHED)) { + sex_bell(sp); + F_CLR(sp, S_BELLSCHED); + } + + /* Display messages. */ + for (mp = sp->msgq.lh_first; + mp != NULL && !(F_ISSET(mp, M_EMPTY)); mp = mp->q.le_next) { + if (F_ISSET(mp, M_INV_VIDEO) && + vidattr(A_STANDOUT) == ERR && O_ISSET(sp, O_ERRORBELLS)) + (void)printf("\07"); + (void)printf("%.*s.\n", (int)mp->len, mp->mbuf); + F_SET(mp, M_EMPTY); + + if (F_ISSET(mp, M_INV_VIDEO)) + vidattr(A_NORMAL); + (void)fflush(stdout); + } + return (0); +} + +#ifndef SYSV_CURSES +/* + * Xvidattr -- + * Set the video attributes to a value. + * + * XXX + * Just enough to make the above code work when using non-System V + * curses. + */ +static int +Xvidattr(sp, attr) + SCR *sp; + int attr; +{ + SEX_PRIVATE *sxp; + + sxp = SXP(sp); + + /* Check to see if standout isn't available. */ + if (sxp->SO == NULL) + return (ERR); + + switch (attr) { + case A_NORMAL: + (void)tputs(SXP(sp)->SE, 1, vi_putchar); + break; + case A_STANDOUT: + (void)tputs(SXP(sp)->SO, 1, vi_putchar); + break; + default: + abort(); + } + return (0); +} +#endif |