101 lines
2.2 KiB
C
101 lines
2.2 KiB
C
/* err.c --- 4.4BSD utility functions for error messages.
|
|
Copyright (C) 1995, 1996 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <stdarg.h>
|
|
#include <err.h>
|
|
#include <stdlib.h>
|
|
#include <errno.h>
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
|
|
extern char *__progname;
|
|
|
|
#define VA(call) \
|
|
{ \
|
|
va_list ap; \
|
|
va_start (ap, format); \
|
|
call; \
|
|
va_end (ap); \
|
|
}
|
|
|
|
void
|
|
vwarnx (const char *format, __gnuc_va_list ap)
|
|
{
|
|
if (__progname)
|
|
fprintf (stderr, "%s: ", __progname);
|
|
if (format)
|
|
vfprintf (stderr, format, ap);
|
|
putc ('\n', stderr);
|
|
}
|
|
|
|
void
|
|
vwarn (const char *format, __gnuc_va_list ap)
|
|
{
|
|
int error = errno;
|
|
|
|
if (__progname)
|
|
fprintf (stderr, "%s: ", __progname);
|
|
if (format)
|
|
{
|
|
vfprintf (stderr, format, ap);
|
|
fputs (": ", stderr);
|
|
}
|
|
__set_errno (error);
|
|
fprintf (stderr, "%m\n");
|
|
}
|
|
|
|
|
|
void
|
|
warn (const char *format, ...)
|
|
{
|
|
VA (vwarn (format, ap))
|
|
}
|
|
|
|
void
|
|
warnx (const char *format, ...)
|
|
{
|
|
VA (vwarnx (format, ap))
|
|
}
|
|
|
|
void
|
|
verr (int status, const char *format, __gnuc_va_list ap)
|
|
{
|
|
vwarn (format, ap);
|
|
exit (status);
|
|
}
|
|
|
|
void
|
|
verrx (int status, const char *format, __gnuc_va_list ap)
|
|
{
|
|
vwarnx (format, ap);
|
|
exit (status);
|
|
}
|
|
|
|
void
|
|
err (int status, const char *format, ...)
|
|
{
|
|
VA (verr (status, format, ap))
|
|
}
|
|
|
|
void
|
|
errx (int status, const char *format, ...)
|
|
{
|
|
VA (verrx (status, format, ap))
|
|
}
|