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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [libcpp/] [errors.c] - Blame information for rev 859

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1 270 jeremybenn
/* Default error handlers for CPP Library.
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   Copyright (C) 1986, 1987, 1989, 1992, 1993, 1994, 1995, 1998, 1999, 2000,
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   2001, 2002, 2004, 2008, 2009 Free Software Foundation, Inc.
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   Written by Per Bothner, 1994.
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   Based on CCCP program by Paul Rubin, June 1986
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   Adapted to ANSI C, Richard Stallman, Jan 1987
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 3, or (at your option) any
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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; see the file COPYING3.  If not see
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<http://www.gnu.org/licenses/>.
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 In other words, you are welcome to use, share and improve this program.
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 You are forbidden to forbid anyone else to use, share and improve
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 what you give them.   Help stamp out software-hoarding!  */
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#include "config.h"
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#include "system.h"
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#include "cpplib.h"
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#include "internal.h"
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/* Print an error at the location of the previously lexed token.  */
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bool
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cpp_error (cpp_reader * pfile, int level, const char *msgid, ...)
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{
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  source_location src_loc;
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  va_list ap;
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  bool ret;
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  va_start (ap, msgid);
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  if (CPP_OPTION (pfile, traditional))
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    {
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      if (pfile->state.in_directive)
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        src_loc = pfile->directive_line;
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      else
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        src_loc = pfile->line_table->highest_line;
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    }
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  /* We don't want to refer to a token before the beginning of the
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     current run -- that is invalid.  */
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  else if (pfile->cur_token == pfile->cur_run->base)
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    {
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      if (pfile->cur_run->prev != NULL)
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        src_loc = pfile->cur_run->prev->limit->src_loc;
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      else
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        src_loc = 0;
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    }
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  else
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    {
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      src_loc = pfile->cur_token[-1].src_loc;
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    }
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  if (!pfile->cb.error)
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    abort ();
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  ret = pfile->cb.error (pfile, level, src_loc, 0, _(msgid), &ap);
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  va_end (ap);
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  return ret;
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}
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/* Print an error at a specific location.  */
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bool
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cpp_error_with_line (cpp_reader *pfile, int level,
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                     source_location src_loc, unsigned int column,
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                     const char *msgid, ...)
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{
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  va_list ap;
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  bool ret;
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  va_start (ap, msgid);
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  if (!pfile->cb.error)
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    abort ();
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  ret = pfile->cb.error (pfile, level, src_loc, column, _(msgid), &ap);
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  va_end (ap);
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  return ret;
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}
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bool
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cpp_errno (cpp_reader *pfile, int level, const char *msgid)
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{
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  if (msgid[0] == '\0')
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    msgid = _("stdout");
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  return cpp_error (pfile, level, "%s: %s", msgid, xstrerror (errno));
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}

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