binutils-gdb/gdb/dwarf2/dwz.c
Tom Tromey 0314b3901c Add dwz.c and dwz_file::read_string
This changes read_indirect_string_from_dwz to be a method on the
dwz_file, and adds a new dwarf2/dwz.c file.

gdb/ChangeLog
2020-03-26  Tom Tromey  <tom@tromey.com>

	* dwarf2/read.c (read_attribute_value): Update.
	(read_indirect_string_from_dwz): Move to dwz.c; change into
	method.
	(dwarf_decode_macro_bytes): Update.
	* dwarf2/dwz.h (struct dwz_file) <read_string>: Declare method.
	* dwarf2/dwz.c: New file.
	* Makefile.in (COMMON_SFILES): Add dwz.c.
2020-03-26 09:28:09 -06:00

41 lines
1.4 KiB
C

/* DWARF DWZ handling for GDB.
Copyright (C) 2003-2020 Free Software Foundation, Inc.
This file is part of GDB.
This program 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 3 of the License, or
(at your option) any later version.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "dwarf2/dwz.h"
const char *
dwz_file::read_string (struct objfile *objfile, LONGEST str_offset)
{
str.read (objfile);
if (str.buffer == NULL)
error (_("DW_FORM_GNU_strp_alt used without .debug_str "
"section [in module %s]"),
bfd_get_filename (dwz_bfd.get ()));
if (str_offset >= str.size)
error (_("DW_FORM_GNU_strp_alt pointing outside of "
".debug_str section [in module %s]"),
bfd_get_filename (dwz_bfd.get ()));
gdb_assert (HOST_CHAR_BIT == 8);
if (str.buffer[str_offset] == '\0')
return NULL;
return (const char *) (str.buffer + str_offset);
}