output-file.c

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/* output-file.c -  Deal with the output file
   Copyright (C) 1987, 1990, 1991, 1992 Free Software Foundation, Inc.

   This file is part of GAS, the GNU Assembler.

   GAS is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   GAS 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with GAS; see the file COPYING.  If not, write to
   the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */

#include <stdio.h>

#include "as.h"

#include "output-file.h"

#ifdef BFD_HEADERS
#define USE_BFD
#endif

#ifdef BFD_ASSEMBLER
#define USE_BFD
#ifndef TARGET_MACH
#define TARGET_MACH 0
#endif
#endif

#ifdef USE_BFD
#include "bfd.h"
bfd *stdoutput;

void
output_file_create (name)
     char *name;
{
  if (name[0] == '-' && name[1] == '\0')
    {
      as_fatal ("Can't open a bfd on stdout %s ", name);
    }
  else if (!(stdoutput = bfd_openw (name, TARGET_FORMAT)))
    {
      bfd_perror (name);
      as_perror ("FATAL: Can't create %s", name);
      exit (42);
    }
  bfd_set_format (stdoutput, bfd_object);
#ifdef BFD_ASSEMBLER
  bfd_set_arch_mach (stdoutput, TARGET_ARCH, TARGET_MACH);
#endif
}

void
output_file_close (filename)
     char *filename;
{
#ifdef BFD_ASSEMBLER
  /* Close the bfd.  */
  if (bfd_close (stdoutput) == 0)
    {
      bfd_perror (filename);
      as_perror ("FATAL: Can't close %s\n", filename);
      exit (42);
    }
#else
  /* Close the bfd without getting bfd to write out anything by itself */
  if (bfd_close_all_done (stdoutput) == 0)
    {
      as_perror ("FATAL: Can't close %s\n", filename);
      exit (42);
    }
#endif
  stdoutput = NULL;		/* Trust nobody! */
}

#ifndef BFD_ASSEMBLER
void
output_file_append (where, length, filename)
     char *where;
     long length;
     char *filename;
{
  abort ();
}
#endif

#else

static FILE *stdoutput;

void
output_file_create (name)
     char *name;
{
  if (name[0] == '-' && name[1] == '\0')
    stdoutput = stdout;
  else if (!(stdoutput = fopen (name, FOPEN_WB)))
    {
      as_perror ("FATAL: Can't create %s", name);
      exit (42);
    }
}

void
output_file_close (filename)
     char *filename;
{
  if (EOF == fclose (stdoutput))
    {
      as_perror ("FATAL: Can't close %s", filename);
      exit (42);
    }
  stdoutput = NULL;		/* Trust nobody! */
}

void
output_file_append (where, length, filename)
     char *where;
     long length;
     char *filename;
{
  for (; length; length--, where++)
    {
      (void) putc (*where, stdoutput);
      if (ferror (stdoutput))
	/* if ( EOF == (putc( *where, stdoutput )) ) */
	{
	  as_perror ("Failed to emit an object byte", filename);
	  as_fatal ("Can't continue");
	}
    }
}

#endif

/* end of output-file.c */
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