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158 lines
3.5 KiB
C
158 lines
3.5 KiB
C
/* output-file.c - Deal with the output file
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Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1996, 1998, 1999, 2001,
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2003, 2004 Free Software Foundation, Inc.
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This file is part of GAS, the GNU Assembler.
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GAS 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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GAS 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 GAS; see the file COPYING. If not, write to
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the Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
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02110-1301, USA. */
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#include <stdio.h>
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#include "as.h"
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#include "output-file.h"
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#ifdef BFD_HEADERS
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#define USE_BFD
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#endif
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#ifdef BFD_ASSEMBLER
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#define USE_BFD
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#ifndef TARGET_MACH
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#define TARGET_MACH 0
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#endif
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#endif
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#ifdef USE_BFD
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#include "bfd.h"
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bfd *stdoutput;
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void
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output_file_create (char *name)
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{
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if (name[0] == '-' && name[1] == '\0')
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as_fatal (_("can't open a bfd on stdout %s"), name);
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else if (!(stdoutput = bfd_openw (name, TARGET_FORMAT)))
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{
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if (bfd_get_error () == bfd_error_invalid_target)
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as_perror (_("Selected target format '%s' unknown"), TARGET_FORMAT);
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else
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as_perror (_("FATAL: can't create %s"), name);
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exit (EXIT_FAILURE);
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}
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bfd_set_format (stdoutput, bfd_object);
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#ifdef BFD_ASSEMBLER
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bfd_set_arch_mach (stdoutput, TARGET_ARCH, TARGET_MACH);
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#endif
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if (flag_traditional_format)
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stdoutput->flags |= BFD_TRADITIONAL_FORMAT;
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}
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void
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output_file_close (char *filename)
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{
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#ifdef BFD_ASSEMBLER
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/* Close the bfd. */
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if (bfd_close (stdoutput) == 0)
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{
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bfd_perror (filename);
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as_perror (_("FATAL: can't close %s\n"), filename);
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exit (EXIT_FAILURE);
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}
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#else
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/* Close the bfd without getting bfd to write out anything by itself. */
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if (bfd_close_all_done (stdoutput) == 0)
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{
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as_perror (_("FATAL: can't close %s\n"), filename);
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exit (EXIT_FAILURE);
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}
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#endif
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stdoutput = NULL; /* Trust nobody! */
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}
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#ifndef BFD_ASSEMBLER
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void
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output_file_append (char *where ATTRIBUTE_UNUSED,
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long length ATTRIBUTE_UNUSED,
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char *filename ATTRIBUTE_UNUSED)
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{
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abort ();
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}
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#endif
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#else
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static FILE *stdoutput;
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void
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output_file_create (char *name)
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{
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if (name[0] == '-' && name[1] == '\0')
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{
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stdoutput = stdout;
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return;
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}
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stdoutput = fopen (name, FOPEN_WB);
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if (stdoutput == NULL)
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{
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#ifdef BFD_ASSEMBLER
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bfd_set_error (bfd_error_system_call);
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#endif
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as_perror (_("FATAL: can't create %s"), name);
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exit (EXIT_FAILURE);
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}
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}
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void
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output_file_close (char *filename)
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{
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if (EOF == fclose (stdoutput))
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{
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#ifdef BFD_ASSEMBLER
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bfd_set_error (bfd_error_system_call);
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#endif
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as_perror (_("FATAL: can't close %s"), filename);
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exit (EXIT_FAILURE);
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}
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/* Trust nobody! */
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stdoutput = NULL;
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}
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void
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output_file_append (char * where, long length, char * filename)
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{
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for (; length; length--, where++)
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{
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(void) putc (*where, stdoutput);
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if (ferror (stdoutput))
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{
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#ifdef BFD_ASSEMBLER
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bfd_set_error (bfd_error_system_call);
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#endif
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as_perror (_("Failed to emit an object byte"), filename);
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as_fatal (_("can't continue"));
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}
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}
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}
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#endif
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