316 lines
6.5 KiB
C
316 lines
6.5 KiB
C
/* $Header: /p/tcsh/cvsroot/tcsh/sh.print.c,v 3.36 2011/05/25 20:17:20 christos Exp $ */
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/*
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* sh.print.c: Primitive Output routines.
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*/
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/*-
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* Copyright (c) 1980, 1991 The Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "sh.h"
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RCSID("$tcsh: sh.print.c,v 3.36 2011/05/25 20:17:20 christos Exp $")
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#include "ed.h"
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extern int Tty_eight_bit;
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int lbuffed = 1; /* true if line buffered */
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static void p2dig (unsigned int);
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/*
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* C Shell
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*/
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#if defined(BSDLIMIT) || defined(RLIMIT_CPU)
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void
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psecs(unsigned long l)
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{
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int i;
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i = (int) (l / 3600);
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if (i) {
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xprintf("%d:", i);
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i = (int) (l % 3600);
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p2dig(i / 60);
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goto minsec;
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}
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i = (int) l;
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xprintf("%d", i / 60);
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minsec:
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i %= 60;
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xprintf(":");
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p2dig(i);
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}
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#endif
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void /* PWP: print mm:ss.dd, l is in sec*100 */
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#ifdef BSDTIMES
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pcsecs(unsigned long l)
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#else /* BSDTIMES */
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# ifndef POSIX
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pcsecs(time_t l)
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# else /* POSIX */
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pcsecs(clock_t l)
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# endif /* POSIX */
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#endif /* BSDTIMES */
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{
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int i;
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i = (int) (l / 360000);
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if (i) {
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xprintf("%d:", i);
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i = (int) ((l % 360000) / 100);
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p2dig(i / 60);
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goto minsec;
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}
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i = (int) (l / 100);
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xprintf("%d", i / 60);
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minsec:
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i %= 60;
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xprintf(":");
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p2dig(i);
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xprintf(".");
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p2dig((int) (l % 100));
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}
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static void
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p2dig(unsigned i)
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{
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xprintf("%u%u", i / 10, i % 10);
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}
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char linbuf[2048]; /* was 128 */
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char *linp = linbuf;
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int output_raw = 0; /* PWP */
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int xlate_cr = 0; /* HE */
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/* For cleanup_push() */
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void
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output_raw_restore(void *xorig)
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{
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int *orig;
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orig = xorig;
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output_raw = *orig;
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}
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#ifdef WIDE_STRINGS
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void
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putwraw(Char c)
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{
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char buf[MB_LEN_MAX];
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size_t i, len;
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len = one_wctomb(buf, c & CHAR);
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for (i = 0; i < len; i++)
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putraw((unsigned char)buf[i] | (c & ~CHAR));
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}
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void
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xputwchar(Char c)
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{
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char buf[MB_LEN_MAX];
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size_t i, len;
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len = one_wctomb(buf, c & CHAR);
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for (i = 0; i < len; i++)
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xputchar((unsigned char)buf[i] | (c & ~CHAR));
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}
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#endif
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void
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xputchar(int c)
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{
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int atr;
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atr = c & ATTRIBUTES & TRIM;
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c &= CHAR | QUOTE;
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if (!output_raw && (c & QUOTE) == 0) {
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if (iscntrl(c) && (ASC(c) < 0x80 || MB_CUR_MAX == 1)) {
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if (c != '\t' && c != '\n'
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#ifdef COLORCAT
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&& !(adrof(STRcolorcat) && c == CTL_ESC('\033'))
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#endif
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&& (xlate_cr || c != '\r'))
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{
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xputchar('^' | atr);
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if (c == CTL_ESC('\177'))
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c = '?';
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else
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/* Note: for IS_ASCII, this compiles to: c = c | 0100 */
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c = CTL_ESC(ASC(c)|0100);
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}
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}
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else if (!isprint(c) && (ASC(c) < 0x80 || MB_CUR_MAX == 1)) {
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xputchar('\\' | atr);
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xputchar((((c >> 6) & 7) + '0') | atr);
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xputchar((((c >> 3) & 7) + '0') | atr);
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c = (c & 7) + '0';
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}
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(void) putraw(c | atr);
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}
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else {
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c &= TRIM;
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if (haderr ? (didfds ? is2atty : isdiagatty) :
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(didfds ? is1atty : isoutatty))
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SetAttributes(c | atr);
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(void) putpure(c);
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}
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if (lbuffed && (c & CHAR) == '\n')
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flush();
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}
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int
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putraw(int c)
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{
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if (haderr ? (didfds ? is2atty : isdiagatty) :
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(didfds ? is1atty : isoutatty)) {
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if (Tty_eight_bit == -1)
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ed_set_tty_eight_bit();
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if (!Tty_eight_bit && (c & META)) {
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c = (c & ~META) | STANDOUT;
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}
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SetAttributes(c);
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}
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return putpure(c);
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}
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int
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putpure(int c)
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{
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c &= CHAR;
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*linp++ = (char) c;
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if (linp >= &linbuf[sizeof linbuf - 10])
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flush();
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return (1);
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}
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void
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drainoline(void)
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{
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linp = linbuf;
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}
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void
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flush(void)
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{
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int unit, oldexitset = exitset;
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static int interrupted = 0;
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/* int lmode; */
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if (linp == linbuf)
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return;
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if (GettingInput && !Tty_raw_mode && linp < &linbuf[sizeof linbuf - 10])
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return;
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if (handle_intr)
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exitset = 1;
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if (interrupted) {
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interrupted = 0;
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linp = linbuf; /* avoid recursion as stderror calls flush */
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if (handle_intr)
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fixerror();
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else
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stderror(ERR_SILENT);
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}
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interrupted = 1;
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if (haderr)
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unit = didfds ? 2 : SHDIAG;
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else
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unit = didfds ? 1 : SHOUT;
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#ifdef COMMENT
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#ifdef TIOCLGET
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if (didfds == 0 && ioctl(unit, TIOCLGET, (ioctl_t) & lmode) == 0 &&
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lmode & LFLUSHO) {
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lmode = LFLUSHO;
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(void) ioctl(unit, TIOCLBIC, (ioclt_t) & lmode);
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(void) xwrite(unit, "\n", 1);
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}
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#endif
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#endif
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if (xwrite(unit, linbuf, linp - linbuf) == -1)
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switch (errno) {
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#ifdef EIO
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/* We lost our tty */
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case EIO:
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#endif
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#ifdef ENXIO
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/*
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* Deal with Digital Unix 4.0D bogocity, returning ENXIO when
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* we lose our tty.
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*/
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case ENXIO:
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#endif
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/*
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* IRIX 6.4 bogocity?
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*/
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#ifdef ENOTTY
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case ENOTTY:
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#endif
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#ifdef EBADF
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case EBADF:
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#endif
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#ifdef ESTALE
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/*
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* Lost our file descriptor, exit (IRIS4D)
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*/
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case ESTALE:
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#endif
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#ifdef ENOENT
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/*
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* Deal with SoFS bogocity: returns ENOENT instead of ESTALE.
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*/
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case ENOENT:
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#endif
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/*
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* Over our quota, writing the history file
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*/
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#ifdef EDQUOT
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case EDQUOT:
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#endif
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/* Nothing to do, but die */
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if (handle_intr == 0)
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xexit(1);
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/*FALLTHROUGH*/
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default:
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if (handle_intr)
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fixerror();
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else
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stderror(ERR_SILENT);
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break;
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}
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exitset = oldexitset;
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linp = linbuf;
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interrupted = 0;
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}
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