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Diffstat (limited to 'gdb/solib-legacy.c')
| -rw-r--r-- | gdb/solib-legacy.c | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/gdb/solib-legacy.c b/gdb/solib-legacy.c deleted file mode 100644 index 2dd9fa5..0000000 --- a/gdb/solib-legacy.c +++ /dev/null @@ -1,151 +0,0 @@ -/* Provide legacy r_debug and link_map support for SVR4-like native targets. - Copyright 2000, 2001 - 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 2 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, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include "defs.h" -#include "gdbcore.h" -#include "solib-svr4.h" - -#ifdef HAVE_LINK_H - -#ifdef HAVE_NLIST_H -/* nlist.h needs to be included before link.h on some older *BSD systems. */ -#include <nlist.h> -#endif - -#include <link.h> - -/* Fetch (and possibly build) an appropriate link_map_offsets structure - for native targets using struct definitions from link.h. */ - -static struct link_map_offsets * -legacy_svr4_fetch_link_map_offsets (void) -{ - static struct link_map_offsets lmo; - static struct link_map_offsets *lmp = 0; -#if defined (HAVE_STRUCT_LINK_MAP32) - static struct link_map_offsets lmo32; - static struct link_map_offsets *lmp32 = 0; -#endif - -#ifndef offsetof -#define offsetof(TYPE, MEMBER) ((unsigned long) &((TYPE *)0)->MEMBER) -#endif -#define fieldsize(TYPE, MEMBER) (sizeof (((TYPE *)0)->MEMBER)) - - if (lmp == 0) - { - lmp = &lmo; - -#ifdef HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS - lmo.r_debug_size = sizeof (struct r_debug); - - lmo.r_map_offset = offsetof (struct r_debug, r_map); - lmo.r_map_size = fieldsize (struct r_debug, r_map); - - lmo.link_map_size = sizeof (struct link_map); - - lmo.l_addr_offset = offsetof (struct link_map, l_addr); - lmo.l_addr_size = fieldsize (struct link_map, l_addr); - - lmo.l_next_offset = offsetof (struct link_map, l_next); - lmo.l_next_size = fieldsize (struct link_map, l_next); - - lmo.l_prev_offset = offsetof (struct link_map, l_prev); - lmo.l_prev_size = fieldsize (struct link_map, l_prev); - - lmo.l_name_offset = offsetof (struct link_map, l_name); - lmo.l_name_size = fieldsize (struct link_map, l_name); -#else /* !defined(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS) */ -#ifdef HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS - lmo.link_map_size = sizeof (struct link_map); - - lmo.l_addr_offset = offsetof (struct link_map, lm_addr); - lmo.l_addr_size = fieldsize (struct link_map, lm_addr); - - lmo.l_next_offset = offsetof (struct link_map, lm_next); - lmo.l_next_size = fieldsize (struct link_map, lm_next); - - lmo.l_name_offset = offsetof (struct link_map, lm_name); - lmo.l_name_size = fieldsize (struct link_map, lm_name); -#else /* !defined(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS) */ -#if HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS - lmo.link_map_size = sizeof (struct so_map); - - lmo.l_addr_offset = offsetof (struct so_map, som_addr); - lmo.l_addr_size = fieldsize (struct so_map, som_addr); - - lmo.l_next_offset = offsetof (struct so_map, som_next); - lmo.l_next_size = fieldsize (struct so_map, som_next); - - lmo.l_name_offset = offsetof (struct so_map, som_path); - lmo.l_name_size = fieldsize (struct so_map, som_path); -#endif /* HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS */ -#endif /* HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS */ -#endif /* HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS */ - } - -#if defined (HAVE_STRUCT_LINK_MAP32) - if (lmp32 == 0) - { - lmp32 = &lmo32; - - lmo32.r_debug_size = sizeof (struct r_debug32); - - lmo32.r_map_offset = offsetof (struct r_debug32, r_map); - lmo32.r_map_size = fieldsize (struct r_debug32, r_map); - - lmo32.link_map_size = sizeof (struct link_map32); - - lmo32.l_addr_offset = offsetof (struct link_map32, l_addr); - lmo32.l_addr_size = fieldsize (struct link_map32, l_addr); - - lmo32.l_next_offset = offsetof (struct link_map32, l_next); - lmo32.l_next_size = fieldsize (struct link_map32, l_next); - - lmo32.l_prev_offset = offsetof (struct link_map32, l_prev); - lmo32.l_prev_size = fieldsize (struct link_map32, l_prev); - - lmo32.l_name_offset = offsetof (struct link_map32, l_name); - lmo32.l_name_size = fieldsize (struct link_map32, l_name); - } -#endif /* defined (HAVE_STRUCT_LINK_MAP32) */ - -#if defined (HAVE_STRUCT_LINK_MAP32) - if (exec_bfd != NULL) - { - if (bfd_get_arch_size (exec_bfd) == 32) - return lmp32; - } - if (TARGET_PTR_BIT == 32) - return lmp32; -#endif - return lmp; -} - -#endif /* HAVE_LINK_H */ - -void -_initialize_svr4_lm (void) -{ -#ifdef HAVE_LINK_H - legacy_svr4_fetch_link_map_offsets_hook = legacy_svr4_fetch_link_map_offsets; -#endif /* HAVE_LINK_H */ -} |