freebsd-src/contrib/libarchive/libarchive_fe/err.c
Martin Matuska b9128a37fa libarchive: merge from vendor branch
Libarchive 3.7.3

New features:
  #1941 uudecode filter: support file name and file mode in raw mode
  #1943 7-zip reader: translate Windows permissions into UNIX
        permissions
  #1962 zstd filter now supports the "long" write option
  #2012 add trailing letter b to bsdtar(1) substitute pattern
  #2031 PCRE2 support
  #2054 add support for long options "--group" and "--owner" to tar(1)

Security fixes:
  #2101 Fix possible vulnerability in tar error reporting introduced
        in f27c173

Important bugfixes:
  #1974 ISO9660: preserve the natural order of links
  #2105 rar5: fix infinite loop if during rar5 decompression the last
        block produced no data
  #2027 xz filter: fix incorrect eof at the end of an lzip member
  #2043 zip: fix end-of-data marker processing when decompressing zip
        archives

PR:		278315 (exp-run)
MFC after:	1 week
2024-04-16 23:39:31 +02:00

99 lines
2.5 KiB
C

/*-
* Copyright (c) 2003-2007 Tim Kientzle
* 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
* in this position and unchanged.
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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 AUTHOR(S) 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 "lafe_platform.h"
#ifdef HAVE_STDARG_H
#include <stdarg.h>
#endif
#include <stdio.h>
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include "err.h"
static void lafe_vwarnc(int, const char *, va_list) __LA_PRINTFLIKE(2, 0);
static const char *lafe_progname;
const char *
lafe_getprogname(void)
{
return lafe_progname;
}
void
lafe_setprogname(const char *name, const char *defaultname)
{
if (name == NULL)
name = defaultname;
#if defined(_WIN32) && !defined(__CYGWIN__)
lafe_progname = strrchr(name, '\\');
if (strrchr(name, '/') > lafe_progname)
#endif
lafe_progname = strrchr(name, '/');
if (lafe_progname != NULL)
lafe_progname++;
else
lafe_progname = name;
}
static void
lafe_vwarnc(int code, const char *fmt, va_list ap)
{
fprintf(stderr, "%s: ", lafe_progname);
vfprintf(stderr, fmt, ap);
if (code != 0)
fprintf(stderr, ": %s", strerror(code));
fprintf(stderr, "\n");
}
void
lafe_warnc(int code, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
lafe_vwarnc(code, fmt, ap);
va_end(ap);
}
void
lafe_errc(int eval, int code, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
lafe_vwarnc(code, fmt, ap);
va_end(ap);
exit(eval);
}