/contrib/tcsh/sh.print.c
https://bitbucket.org/freebsd/freebsd-head/ · C · 315 lines · 227 code · 31 blank · 57 comment · 60 complexity · 975fe0c49820ab90225068ceb9dbd227 MD5 · raw file
- /* $Header: /p/tcsh/cvsroot/tcsh/sh.print.c,v 3.36 2011/05/25 20:17:20 christos Exp $ */
- /*
- * sh.print.c: Primitive Output routines.
- */
- /*-
- * Copyright (c) 1980, 1991 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. 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.
- */
- #include "sh.h"
- RCSID("$tcsh: sh.print.c,v 3.36 2011/05/25 20:17:20 christos Exp $")
- #include "ed.h"
- extern int Tty_eight_bit;
- int lbuffed = 1; /* true if line buffered */
- static void p2dig (unsigned int);
- /*
- * C Shell
- */
- #if defined(BSDLIMIT) || defined(RLIMIT_CPU)
- void
- psecs(unsigned long l)
- {
- int i;
- i = (int) (l / 3600);
- if (i) {
- xprintf("%d:", i);
- i = (int) (l % 3600);
- p2dig(i / 60);
- goto minsec;
- }
- i = (int) l;
- xprintf("%d", i / 60);
- minsec:
- i %= 60;
- xprintf(":");
- p2dig(i);
- }
- #endif
- void /* PWP: print mm:ss.dd, l is in sec*100 */
- #ifdef BSDTIMES
- pcsecs(unsigned long l)
- #else /* BSDTIMES */
- # ifndef POSIX
- pcsecs(time_t l)
- # else /* POSIX */
- pcsecs(clock_t l)
- # endif /* POSIX */
- #endif /* BSDTIMES */
- {
- int i;
- i = (int) (l / 360000);
- if (i) {
- xprintf("%d:", i);
- i = (int) ((l % 360000) / 100);
- p2dig(i / 60);
- goto minsec;
- }
- i = (int) (l / 100);
- xprintf("%d", i / 60);
- minsec:
- i %= 60;
- xprintf(":");
- p2dig(i);
- xprintf(".");
- p2dig((int) (l % 100));
- }
- static void
- p2dig(unsigned i)
- {
- xprintf("%u%u", i / 10, i % 10);
- }
- char linbuf[2048]; /* was 128 */
- char *linp = linbuf;
- int output_raw = 0; /* PWP */
- int xlate_cr = 0; /* HE */
- /* For cleanup_push() */
- void
- output_raw_restore(void *xorig)
- {
- int *orig;
- orig = xorig;
- output_raw = *orig;
- }
- #ifdef WIDE_STRINGS
- void
- putwraw(Char c)
- {
- char buf[MB_LEN_MAX];
- size_t i, len;
-
- len = one_wctomb(buf, c & CHAR);
- for (i = 0; i < len; i++)
- putraw((unsigned char)buf[i] | (c & ~CHAR));
- }
- void
- xputwchar(Char c)
- {
- char buf[MB_LEN_MAX];
- size_t i, len;
-
- len = one_wctomb(buf, c & CHAR);
- for (i = 0; i < len; i++)
- xputchar((unsigned char)buf[i] | (c & ~CHAR));
- }
- #endif
- void
- xputchar(int c)
- {
- int atr;
- atr = c & ATTRIBUTES & TRIM;
- c &= CHAR | QUOTE;
- if (!output_raw && (c & QUOTE) == 0) {
- if (iscntrl(c) && (ASC(c) < 0x80 || MB_CUR_MAX == 1)) {
- if (c != '\t' && c != '\n'
- #ifdef COLORCAT
- && !(adrof(STRcolorcat) && c == CTL_ESC('\033'))
- #endif
- && (xlate_cr || c != '\r'))
- {
- xputchar('^' | atr);
- if (c == CTL_ESC('\177'))
- c = '?';
- else
- /* Note: for IS_ASCII, this compiles to: c = c | 0100 */
- c = CTL_ESC(ASC(c)|0100);
- }
- }
- else if (!isprint(c) && (ASC(c) < 0x80 || MB_CUR_MAX == 1)) {
- xputchar('\\' | atr);
- xputchar((((c >> 6) & 7) + '0') | atr);
- xputchar((((c >> 3) & 7) + '0') | atr);
- c = (c & 7) + '0';
- }
- (void) putraw(c | atr);
- }
- else {
- c &= TRIM;
- if (haderr ? (didfds ? is2atty : isdiagatty) :
- (didfds ? is1atty : isoutatty))
- SetAttributes(c | atr);
- (void) putpure(c);
- }
- if (lbuffed && (c & CHAR) == '\n')
- flush();
- }
- int
- putraw(int c)
- {
- if (haderr ? (didfds ? is2atty : isdiagatty) :
- (didfds ? is1atty : isoutatty)) {
- if (Tty_eight_bit == -1)
- ed_set_tty_eight_bit();
- if (!Tty_eight_bit && (c & META)) {
- c = (c & ~META) | STANDOUT;
- }
- SetAttributes(c);
- }
- return putpure(c);
- }
- int
- putpure(int c)
- {
- c &= CHAR;
- *linp++ = (char) c;
- if (linp >= &linbuf[sizeof linbuf - 10])
- flush();
- return (1);
- }
- void
- drainoline(void)
- {
- linp = linbuf;
- }
- void
- flush(void)
- {
- int unit, oldexitset = exitset;
- static int interrupted = 0;
- /* int lmode; */
- if (linp == linbuf)
- return;
- if (GettingInput && !Tty_raw_mode && linp < &linbuf[sizeof linbuf - 10])
- return;
- if (handle_intr)
- exitset = 1;
- if (interrupted) {
- interrupted = 0;
- linp = linbuf; /* avoid recursion as stderror calls flush */
- if (handle_intr)
- fixerror();
- else
- stderror(ERR_SILENT);
- }
- interrupted = 1;
- if (haderr)
- unit = didfds ? 2 : SHDIAG;
- else
- unit = didfds ? 1 : SHOUT;
- #ifdef COMMENT
- #ifdef TIOCLGET
- if (didfds == 0 && ioctl(unit, TIOCLGET, (ioctl_t) & lmode) == 0 &&
- lmode & LFLUSHO) {
- lmode = LFLUSHO;
- (void) ioctl(unit, TIOCLBIC, (ioclt_t) & lmode);
- (void) xwrite(unit, "\n", 1);
- }
- #endif
- #endif
- if (xwrite(unit, linbuf, linp - linbuf) == -1)
- switch (errno) {
- #ifdef EIO
- /* We lost our tty */
- case EIO:
- #endif
- #ifdef ENXIO
- /*
- * Deal with Digital Unix 4.0D bogocity, returning ENXIO when
- * we lose our tty.
- */
- case ENXIO:
- #endif
- /*
- * IRIX 6.4 bogocity?
- */
- #ifdef ENOTTY
- case ENOTTY:
- #endif
- #ifdef EBADF
- case EBADF:
- #endif
- #ifdef ESTALE
- /*
- * Lost our file descriptor, exit (IRIS4D)
- */
- case ESTALE:
- #endif
- #ifdef ENOENT
- /*
- * Deal with SoFS bogocity: returns ENOENT instead of ESTALE.
- */
- case ENOENT:
- #endif
- /*
- * Over our quota, writing the history file
- */
- #ifdef EDQUOT
- case EDQUOT:
- #endif
- /* Nothing to do, but die */
- if (handle_intr == 0)
- xexit(1);
- /*FALLTHROUGH*/
- default:
- if (handle_intr)
- fixerror();
- else
- stderror(ERR_SILENT);
- break;
- }
- exitset = oldexitset;
- linp = linbuf;
- interrupted = 0;
- }