/* Handle SVR4 shared libraries for GDB, the GNU Debugger.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999,
- 2000, 2001, 2003 Free Software Foundation, Inc.
+ 2000, 2001, 2003, 2004
+ Free Software Foundation, Inc.
This file is part of GDB.
for (i = 0; i < number_of_symbols; i++)
{
sym = *symbol_table++;
- if (STREQ (sym->name, symname)
+ if (strcmp (sym->name, symname) == 0
&& (sym->section->flags & sect_flags) == sect_flags)
{
/* Bfd symbols are section relative. */
{
sym = *symbol_table++;
- if (STREQ (sym->name, symname)
+ if (strcmp (sym->name, symname) == 0
&& (sym->section->flags & sect_flags) == sect_flags)
{
/* Bfd symbols are section relative. */
return legacy_fetch_link_map_offsets;
}
+/* Most OS'es that have SVR4-style ELF dynamic libraries define a
+ `struct r_debug' and a `struct link_map' that are binary compatible
+ with the origional SVR4 implementation. */
+
+/* Fetch (and possibly build) an appropriate `struct link_map_offsets'
+ for an ILP32 SVR4 system. */
+
+struct link_map_offsets *
+svr4_ilp32_fetch_link_map_offsets (void)
+{
+ static struct link_map_offsets lmo;
+ static struct link_map_offsets *lmp = NULL;
+
+ if (lmp == NULL)
+ {
+ lmp = &lmo;
+
+ /* Everything we need is in the first 8 bytes. */
+ lmo.r_debug_size = 8;
+ lmo.r_map_offset = 4;
+ lmo.r_map_size = 4;
+
+ /* Everything we need is in the first 20 bytes. */
+ lmo.link_map_size = 20;
+ lmo.l_addr_offset = 0;
+ lmo.l_addr_size = 4;
+ lmo.l_name_offset = 4;
+ lmo.l_name_size = 4;
+ lmo.l_next_offset = 12;
+ lmo.l_next_size = 4;
+ lmo.l_prev_offset = 16;
+ lmo.l_prev_size = 4;
+ }
+
+ return lmp;
+}
+
+/* Fetch (and possibly build) an appropriate `struct link_map_offsets'
+ for an LP64 SVR4 system. */
+
+struct link_map_offsets *
+svr4_lp64_fetch_link_map_offsets (void)
+{
+ static struct link_map_offsets lmo;
+ static struct link_map_offsets *lmp = NULL;
+
+ if (lmp == NULL)
+ {
+ lmp = &lmo;
+
+ /* Everything we need is in the first 16 bytes. */
+ lmo.r_debug_size = 16;
+ lmo.r_map_offset = 8;
+ lmo.r_map_size = 8;
+
+ /* Everything we need is in the first 40 bytes. */
+ lmo.link_map_size = 40;
+ lmo.l_addr_offset = 0;
+ lmo.l_addr_size = 8;
+ lmo.l_name_offset = 8;
+ lmo.l_name_size = 8;
+ lmo.l_next_offset = 24;
+ lmo.l_next_size = 8;
+ lmo.l_prev_offset = 32;
+ lmo.l_prev_size = 8;
+ }
+
+ return lmp;
+}
+\f
+
static struct target_so_ops svr4_so_ops;
extern initialize_file_ftype _initialize_svr4_solib; /* -Wmissing-prototypes */