186 lines
4.2 KiB
C
186 lines
4.2 KiB
C
/* error.c -- error handler for noninteractive utilities
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Copyright (C) 1990-1992 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* David MacKenzie */
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/* Brian Berliner added support for CVS */
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#ifndef lint
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static char rcsid[] = "$CVSid: @(#)error.c 1.13 94/09/30 $";
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#endif /* not lint */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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/* turn on CVS support by default, since this is the CVS distribution */
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#define CVS_SUPPORT
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#ifdef CVS_SUPPORT
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#if __STDC__
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void Lock_Cleanup(void);
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#else
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void Lock_Cleanup();
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#endif /* __STDC__ */
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#endif /* CVS_SUPPORT */
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#ifdef HAVE_VPRINTF
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#if __STDC__
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#include <stdarg.h>
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#define VA_START(args, lastarg) va_start(args, lastarg)
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#else
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#include <varargs.h>
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#define VA_START(args, lastarg) va_start(args)
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#endif
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#else
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#ifdef HAVE_DOPRNT
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#define va_alist args
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#define va_dcl int args;
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#else
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#define va_alist a1, a2, a3, a4, a5, a6, a7, a8
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#define va_dcl char *a1, *a2, *a3, *a4, *a5, *a6, *a7, *a8;
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#endif
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#endif
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#if STDC_HEADERS
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#include <stdlib.h>
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#include <string.h>
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#else
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#if __STDC__
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void exit(int status);
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#else
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void exit ();
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#endif /* __STDC__ */
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#endif
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extern char *strerror ();
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/* Print the program name and error message MESSAGE, which is a printf-style
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format string with optional args.
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If ERRNUM is nonzero, print its corresponding system error message.
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Exit with status STATUS if it is nonzero. */
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/* VARARGS */
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void
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#if defined (HAVE_VPRINTF) && __STDC__
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error (int status, int errnum, char *message, ...)
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#else
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error (status, errnum, message, va_alist)
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int status;
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int errnum;
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char *message;
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va_dcl
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#endif
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{
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extern char *program_name;
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#ifdef CVS_SUPPORT
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extern char *command_name;
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#endif
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#ifdef HAVE_VPRINTF
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va_list args;
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#endif
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#ifdef CVS_SUPPORT
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if (command_name && *command_name)
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if (status)
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fprintf (stderr, "%s [%s aborted]: ", program_name, command_name);
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else
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fprintf (stderr, "%s %s: ", program_name, command_name);
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else
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fprintf (stderr, "%s: ", program_name);
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#else
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fprintf (stderr, "%s: ", program_name);
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#endif
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#ifdef HAVE_VPRINTF
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VA_START (args, message);
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vfprintf (stderr, message, args);
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va_end (args);
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#else
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#ifdef HAVE_DOPRNT
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_doprnt (message, &args, stderr);
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#else
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fprintf (stderr, message, a1, a2, a3, a4, a5, a6, a7, a8);
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#endif
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#endif
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if (errnum)
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fprintf (stderr, ": %s", strerror (errnum));
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putc ('\n', stderr);
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fflush (stderr);
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if (status)
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{
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#ifdef CVS_SUPPORT
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Lock_Cleanup();
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#endif
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exit (status);
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}
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}
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#ifdef CVS_SUPPORT
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/* Print the program name and error message MESSAGE, which is a printf-style
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format string with optional args to the file specified by FP.
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If ERRNUM is nonzero, print its corresponding system error message.
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Exit with status STATUS if it is nonzero. */
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/* VARARGS */
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void
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#if defined (HAVE_VPRINTF) && __STDC__
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fperror (FILE *fp, int status, int errnum, char *message, ...)
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#else
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fperror (fp, status, errnum, message, va_alist)
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FILE *fp;
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int status;
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int errnum;
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char *message;
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va_dcl
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#endif
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{
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extern char *program_name;
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#ifdef HAVE_VPRINTF
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va_list args;
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#endif
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fprintf (fp, "%s: ", program_name);
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#ifdef HAVE_VPRINTF
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VA_START (args, message);
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vfprintf (fp, message, args);
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va_end (args);
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#else
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#ifdef HAVE_DOPRNT
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_doprnt (message, &args, fp);
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#else
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fprintf (fp, message, a1, a2, a3, a4, a5, a6, a7, a8);
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#endif
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#endif
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if (errnum)
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fprintf (fp, ": %s", strerror (errnum));
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putc ('\n', fp);
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fflush (fp);
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if (status)
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{
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#ifdef CVS_SUPPORT
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Lock_Cleanup();
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#endif
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exit (status);
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}
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}
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#endif /* CVS_SUPPORT */
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