freebsd-skq/contrib/tcsh/sh.print.c
brooks 95651268ea Update tcsh to 6.21.00.
This is a bugfix release with no new features.  A number of these fixes
were previously merged into our tree.

Sponsored by:	DARPA, AFRL
2019-10-08 20:59:31 +00:00

312 lines
6.4 KiB
C

/*
* 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"
#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_interrupt)
exitset = 1;
if (interrupted) {
interrupted = 0;
linp = linbuf; /* avoid recursion as stderror calls flush */
if (handle_interrupt)
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_interrupt == 0)
xexit(1);
/*FALLTHROUGH*/
default:
if (handle_interrupt)
fixerror();
else
stderror(ERR_SILENT);
break;
}
exitset = oldexitset;
linp = linbuf;
interrupted = 0;
}