sponge(1): revert
I did a complete buildworld and test... with the program disconnected from the tree. Revert the change for now. (this keeps the change to .arclint which is still correct) Wearing: my pointhat
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37e2725e53
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7955e11a5c
@ -712,8 +712,6 @@
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..
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soelim
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..
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sponge
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..
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stat
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..
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tail
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@ -148,7 +148,6 @@ SUBDIR= alias \
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soelim \
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sort \
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split \
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sponge \
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stat \
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stdbuf \
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strings \
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@ -1,8 +0,0 @@
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# $FreeBSD$
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PROG= sponge
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HAS_TESTS=
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SUBDIR.${MK_TESTS}+= tests
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.include <bsd.prog.mk>
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@ -1,75 +0,0 @@
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.\" Eitan Adler. 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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.\"
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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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.\" $FreeBSD$
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.\"
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.Dd November 1, 2017
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.Dt SPONGE 1
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.Os
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.Sh NAME
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.Nm sponge
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.Nd buffer stdin and write to stdout
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.Sh SYNOPSIS
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.Nm
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.Op Fl a
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.Ar filename
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.Sh DESCRIPTION
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The
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.Nm
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utility reads standard in until complete, then opens
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the output file and writes to it.
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This makes it useful in pipelines that read a file and then write to it.
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These options are available:
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.Bl -tag -width indent
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.It Fl a
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Open
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.Ar filename
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in append mode.
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.El
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.Pp
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If an attempt to allocate memory fails,
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.Nm
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fails without output.
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The file is written even if earlier components
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of the pipeline failed.
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.Sh SEE ALSO
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.Xr builtin 1 ,
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.Xr csh 1 ,
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.Xr getrusage 2 ,
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.Xr tee 1 ,
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.Xr wait 2
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.Sh EXIT STATUS
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.Ex -std
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.Sh EXAMPLES
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A
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.Pa file
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can be be sorted "in place" by executing
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.Cm sort file | sponge file
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.Sh HISTORY
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The
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.Nm
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utility was written by
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.An Eitan Adler Aq Mt eadler@FreeBSD.org
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and first appeared
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in
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.Fx 12.0 .
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@ -1,191 +0,0 @@
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/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2017 Eitan Adler
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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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*
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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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* $FreeBSD$
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*
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*/
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#include <err.h>
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#include <fcntl.h>
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#include <limits.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <getopt.h>
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#include <unistd.h>
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#include <sys/uio.h>
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#define DEFAULT_BUF_SIZE 16384
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#define DEFAULT_BUF_CNT 12
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static int flag_append = 0;
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static void usage(void);
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static void *safe_malloc(size_t size);
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static void *safe_calloc(size_t count, size_t size);
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static void *safe_reallocf(void *ptr, size_t size);
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static void *
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safe_malloc(size_t size)
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{
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void *ret;
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ret = malloc(size);
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if (ret == NULL) {
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err(1, "malloc failed");
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}
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return (ret);
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}
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static void *
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safe_calloc(size_t count, size_t size)
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{
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void *ret;
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ret = calloc(count, size);
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if (ret == NULL) {
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err(1, "calloc failed");
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}
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return (ret);
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}
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static void *
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safe_reallocf(void *ptr, size_t size)
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{
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void *ret;
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ret = reallocf(ptr, size);
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if (ret == NULL) {
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err(1, "reallocf failed");
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}
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return (ret);
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}
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static void
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usage(void)
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{
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fprintf(stderr, "usage: sponge [-a] filename\n");
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}
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int
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main(int argc, char* argv[])
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{
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struct iovec *iov;
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char *buf;
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char *outfile;
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ssize_t i;
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size_t bufcnt;
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size_t whichbuf;
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size_t bufremain;
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long maxiovec;
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int fd;
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int openflags = O_WRONLY;
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int opt;
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while ((opt = getopt(argc, argv, "ah")) != -1) {
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switch (opt) {
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case 'a':
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flag_append = 1;
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break;
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case 'h':
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usage();
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exit(0);
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case '?':
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default:
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usage();
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exit(1);
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}
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}
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if (optind < argc) {
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outfile = argv[optind];
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}
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bufcnt = DEFAULT_BUF_CNT;
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whichbuf = 0;
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iov = safe_calloc(bufcnt, sizeof(*iov));
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for (;;) {
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buf = safe_malloc(DEFAULT_BUF_SIZE);
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i = read(STDIN_FILENO, buf, DEFAULT_BUF_SIZE);
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if (whichbuf == bufcnt) {
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bufcnt *= 2;
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iov = safe_reallocf(iov, bufcnt * sizeof(*iov));
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}
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if (i < 0) {
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err(1, "read failed");
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}
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if (i == 0) {
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free(buf);
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break;
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}
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iov[whichbuf].iov_base = buf;
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iov[whichbuf].iov_len = i;
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whichbuf++;
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}
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if (outfile) {
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if (flag_append) {
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openflags |= O_APPEND;
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} else {
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openflags |= O_TRUNC;
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}
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fd = open(outfile, openflags);
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}
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else {
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fd = STDOUT_FILENO;
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}
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if (fd < 0) {
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err(1, "failed to open");
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}
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maxiovec = sysconf(_SC_IOV_MAX);
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if (maxiovec == -1) {
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maxiovec = _XOPEN_IOV_MAX;
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}
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bufcnt = whichbuf;
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bufremain = bufcnt;
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while (bufremain > 0) {
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whichbuf = bufremain < (unsigned long) maxiovec
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? bufremain : maxiovec;
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bufremain -= whichbuf;
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i = writev(fd, iov, whichbuf);
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if (i < 0) {
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err(1, "failed to write");
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}
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}
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if (outfile) {
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i = close(fd);
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if (i < 0) {
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err(1, "failed to close");
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}
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}
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}
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@ -1,9 +0,0 @@
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# $FreeBSD$
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PACKAGE= tests
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TESTSDIR= ${TESTSBASE}/usr.bin/sponge
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ATF_TESTS_SH= sponge_test
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.include <bsd.test.mk>
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# $FreeBSD$
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# Autogenerated - do NOT edit!
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DIRDEPS = \
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gnu/lib/csu \
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include \
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include/xlocale \
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lib/${CSU_DIR} \
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lib/atf/libatf-c \
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lib/libc \
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lib/libcompiler_rt \
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.include <dirdeps.mk>
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.if ${DEP_RELDIR} == ${_DEP_RELDIR}
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# local dependencies - needed for -jN in clean tree
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.endif
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@ -1,48 +0,0 @@
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# $FreeBSD$
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#
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# SPDX-License-Identifier: BSD-2-Clause
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#
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# Copyright 2017 Eitan Adler
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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 are
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# met:
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#
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# * 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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||||
# * 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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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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atf_test_case simple
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simple_body() {
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printf 'd\ne\na\n' >| x
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printf 'a\nd\ne\n' >| y
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sort x | sponge x
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atf_check -s exit:0 -o empty -e empty -x 'sort x | sponge x'
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if ! cmp -s x y; then
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echo "x and y differ, but they should be equal"
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diff -u x y
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atf_fail "Original and copy do not match"
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fi
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}
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atf_init_test_cases() {
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atf_add_test_case simple
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}
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@ -72,8 +72,6 @@ utility takes the default action for all signals,
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except in the event of the
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.Fl i
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option.
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.Sh SEE ALSO
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.Xr sponge 1
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.Sh EXIT STATUS
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.Ex -std
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.Sh STANDARDS
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|
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Reference in New Issue
Block a user