binutils-gdb/gas/output-file.c

157 lines
3.4 KiB
C

/* output-file.c - Deal with the output file
Copyright (C) 1987, 90, 91, 93, 92, 94, 95, 96, 1998
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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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)))
{
as_perror (_("FATAL: Can't create %s"), name);
exit (EXIT_FAILURE);
}
bfd_set_format (stdoutput, bfd_object);
#ifdef BFD_ASSEMBLER
bfd_set_arch_mach (stdoutput, TARGET_ARCH, TARGET_MACH);
#endif
if (flag_traditional_format)
stdoutput->flags |= BFD_TRADITIONAL_FORMAT;
}
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 (EXIT_FAILURE);
}
#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 (EXIT_FAILURE);
}
#endif
stdoutput = NULL; /* Trust nobody! */
}
#ifndef BFD_ASSEMBLER
void
output_file_append (where, length, filename)
char *where ATTRIBUTE_UNUSED;
long length ATTRIBUTE_UNUSED;
char *filename ATTRIBUTE_UNUSED;
{
abort ();
}
#endif
#else
static FILE *stdoutput;
void
output_file_create (name)
char *name;
{
if (name[0] == '-' && name[1] == '\0')
{
stdoutput = stdout;
return;
}
stdoutput = fopen (name, "wb");
/* Some systems don't grok "b" in fopen modes. */
if (stdoutput == NULL)
stdoutput = fopen (name, "w");
if (stdoutput == NULL)
{
as_perror (_("FATAL: Can't create %s"), name);
exit (EXIT_FAILURE);
}
}
void
output_file_close (filename)
char *filename;
{
if (EOF == fclose (stdoutput))
{
as_perror (_("FATAL: Can't close %s"), filename);
exit (EXIT_FAILURE);
}
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 */