(solib_svr4_init): Initialize fetch_link_map_offsets to NULL.
* solib-svr4.h (legacy_svr4_fetch_link_map_offsets_hook): Remove.
* solib-legacy.c: Remove file.
* config/alpha/alpha-linux.mt (TDEPFILES): Remove solib-legacy.o.
* config/arm/linux.mt (TDEPFILES): Likewise.
* config/i386/i386gnu.mh (NATDEPFILES): Likewise.
* config/ia64/linux.mt (TDEPFILES): Likewise.
* config/m32r/linux.mt (TDEPFILES): Likewise.
* config/powerpc/linux.mt (TDEPFILES): Likewise.
* config/s390/s390.mt (TDEPFILES): Likewise.
* alpha-linux-tdep.c (alpha_linux_init_abi): Call
set_solib_svr4_fetch_link_map_offsets.
* i386gnu-tdep.c (i386gnu_init_abi): Likewise.
* ia64-linux-tdep.c (ia64_linux_init_abi): Likewise.
* i386gnu-tdep.c: Include "solib-svr4.h".
* Makefile.in: Update dependencies.
+2007-10-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * solib-svr4.c (legacy_svr4_fetch_link_map_offsets_hook): Remove.
+ (solib_svr4_init): Initialize fetch_link_map_offsets to NULL.
+ * solib-svr4.h (legacy_svr4_fetch_link_map_offsets_hook): Remove.
+ * solib-legacy.c: Remove file.
+
+ * config/alpha/alpha-linux.mt (TDEPFILES): Remove solib-legacy.o.
+ * config/arm/linux.mt (TDEPFILES): Likewise.
+ * config/i386/i386gnu.mh (NATDEPFILES): Likewise.
+ * config/ia64/linux.mt (TDEPFILES): Likewise.
+ * config/m32r/linux.mt (TDEPFILES): Likewise.
+ * config/powerpc/linux.mt (TDEPFILES): Likewise.
+ * config/s390/s390.mt (TDEPFILES): Likewise.
+
+ * alpha-linux-tdep.c (alpha_linux_init_abi): Call
+ set_solib_svr4_fetch_link_map_offsets.
+ * i386gnu-tdep.c (i386gnu_init_abi): Likewise.
+ * ia64-linux-tdep.c (ia64_linux_init_abi): Likewise.
+
+ * i386gnu-tdep.c: Include "solib-svr4.h".
+ * Makefile.in: Update dependencies.
+
2007-10-24 Ulrich Weigand <uweigand@de.ibm.com>
* i386-nto-tdep.c: Include "solib.h".
i386gnu-nat.o: i386gnu-nat.c $(defs_h) $(inferior_h) $(floatformat_h) \
$(regcache_h) $(gdb_assert_h) $(gdb_string_h) $(i386_tdep_h) \
$(gnu_nat_h) $(i387_tdep_h) $(gregset_h)
-i386gnu-tdep.o: i386gnu-tdep.c $(defs_h) $(osabi_h) $(i386_tdep_h)
+i386gnu-tdep.o: i386gnu-tdep.c $(defs_h) $(osabi_h) $(solib_svr4_h) \
+ $(i386_tdep_h)
i386-linux-nat.o: i386-linux-nat.c $(defs_h) $(inferior_h) $(gdbcore_h) \
$(regcache_h) $(linux_nat_h) $(gdb_assert_h) $(gdb_string_h) \
$(gregset_h) $(i387_tdep_h) $(i386_tdep_h) $(i386_linux_tdep_h) \
solib-irix.o: solib-irix.c $(defs_h) $(symtab_h) $(bfd_h) $(symfile_h) \
$(objfiles_h) $(gdbcore_h) $(target_h) $(inferior_h) $(solist_h) \
$(solib_h) $(solib_irix_h)
-solib-legacy.o: solib-legacy.c $(defs_h) $(gdbcore_h) $(solib_svr4_h)
solib-null.o: solib-null.c $(defs_h) $(solist_h)
solib-osf.o: solib-osf.c $(defs_h) $(gdb_string_h) $(bfd_h) $(symtab_h) \
$(symfile_h) $(objfiles_h) $(target_h) $(inferior_h) $(solist_h)
set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
+ set_solib_svr4_fetch_link_map_offsets
+ (gdbarch, svr4_lp64_fetch_link_map_offsets);
+
/* Enable TLS support. */
set_gdbarch_fetch_tls_load_module_address (gdbarch,
svr4_fetch_objfile_link_map);
# Target: Little-endian Alpha
TDEPFILES= alpha-tdep.o alpha-mdebug-tdep.o alpha-linux-tdep.o \
- solib.o solib-svr4.o solib-legacy.o
+ solib.o solib-svr4.o
# Target: ARM based machine running GNU/Linux
TDEPFILES= arm-tdep.o arm-linux-tdep.o glibc-tdep.o solib.o \
- solib-svr4.o solib-legacy.o symfile-mem.o \
- corelow.o
+ solib-svr4.o symfile-mem.o corelow.o
# Host: Intel 386 running the GNU Hurd
NATDEPFILES= i386gnu-nat.o gnu-nat.o corelow.o core-regset.o \
- fork-child.o solib.o solib-svr4.o solib-legacy.o \
+ fork-child.o solib.o solib-svr4.o \
notify_S.o process_reply_S.o msg_reply_S.o \
msg_U.o exc_request_U.o exc_request_S.o
# Target: Intel IA-64 running GNU/Linux
-TDEPFILES= ia64-tdep.o ia64-linux-tdep.o \
- solib.o solib-svr4.o solib-legacy.o symfile-mem.o
+TDEPFILES= ia64-tdep.o ia64-linux-tdep.o solib.o solib-svr4.o symfile-mem.o
# Target: Renesas M32R running GNU/Linux
-TDEPFILES= m32r-tdep.o m32r-linux-tdep.o remote-m32r-sdi.o glibc-tdep.o solib.o solib-svr4.o solib-legacy.o symfile-mem.o
+TDEPFILES= m32r-tdep.o m32r-linux-tdep.o remote-m32r-sdi.o glibc-tdep.o solib.o solib-svr4.o symfile-mem.o
SIM_OBS = remote-sim.o
SIM = ../sim/m32r/libsim.a
# Target: Motorola PPC on Linux
TDEPFILES= rs6000-tdep.o ppc-linux-tdep.o ppc-sysv-tdep.o solib.o \
- solib-svr4.o solib-legacy.o corelow.o symfile-mem.o
+ solib-svr4.o corelow.o symfile-mem.o
SIM_OBS = remote-sim.o
SIM = ../sim/ppc/libsim.a
# Target: S390 running Linux
-TDEPFILES=s390-tdep.o solib.o solib-svr4.o solib-legacy.o
+TDEPFILES=s390-tdep.o solib.o solib-svr4.o
#include "defs.h"
#include "osabi.h"
+#include "solib-svr4.h"
#include "i386-tdep.h"
/* GNU uses ELF. */
i386_elf_init_abi (info, gdbarch);
+ set_solib_svr4_fetch_link_map_offsets
+ (gdbarch, svr4_ilp32_fetch_link_map_offsets);
+
tdep->jb_pc_offset = 20; /* From <bits/setjmp.h>. */
}
set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
+ set_solib_svr4_fetch_link_map_offsets
+ (gdbarch, svr4_lp64_fetch_link_map_offsets);
+
/* Enable TLS support. */
set_gdbarch_fetch_tls_load_module_address (gdbarch,
svr4_fetch_objfile_link_map);
+++ /dev/null
-/* Provide legacy r_debug and link_map support for SVR4-like native targets.
-
- Copyright (C) 2000, 2001, 2006, 2007 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 "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_version_offset = offsetof (struct r_debug, r_version);
- lmo.r_version_size = fieldsize (struct r_debug, r_version);
- lmo.r_map_offset = offsetof (struct r_debug, r_map);
- lmo.r_ldsomap_offset = -1;
-
- lmo.link_map_size = sizeof (struct link_map);
-
- lmo.l_addr_offset = offsetof (struct link_map, l_addr);
- lmo.l_next_offset = offsetof (struct link_map, l_next);
- lmo.l_ld_offset = offsetof (struct link_map, l_ld);
- lmo.l_prev_offset = offsetof (struct link_map, l_prev);
- lmo.l_name_offset = offsetof (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_next_offset = offsetof (struct link_map, lm_next);
- /* FIXME: Is this the right field name, or is it available at all? */
- lmo.l_ld_offset = offsetof (struct link_map, lm_ld);
- lmo.l_name_offset = offsetof (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_next_offset = offsetof (struct so_map, som_next);
- lmo.l_name_offset = offsetof (struct so_map, som_path);
- /* FIXME: Is the address of the dynamic table available? */
- lmo.l_ld_offset = -1;
-#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_version_offset = offsetof (struct r_debug32, r_version);
- lmo32.r_version_size = fieldsize (struct r_debug32, r_version);
- lmo32.r_map_offset = offsetof (struct r_debug32, r_map);
- lmo32.r_ldsomap_offset = -1;
-
- lmo32.link_map_size = sizeof (struct link_map32);
-
- lmo32.l_addr_offset = offsetof (struct link_map32, l_addr);
- lmo32.l_next_offset = offsetof (struct link_map32, l_next);
- lmo32.l_prev_offset = offsetof (struct link_map32, l_prev);
- lmo32.l_name_offset = offsetof (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 (gdbarch_ptr_bit (current_gdbarch) == 32)
- return lmp32;
-#endif
- return lmp;
-}
-
-#endif /* HAVE_LINK_H */
-
-extern initialize_file_ftype _initialize_svr4_lm; /* -Wmissing-prototypes */
-
-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 */
-}
static struct link_map_offsets *svr4_fetch_link_map_offsets (void);
static int svr4_have_link_map_offsets (void);
-/* This hook is set to a function that provides native link map
- offsets if the code in solib-legacy.c is linked in. */
-struct link_map_offsets *(*legacy_svr4_fetch_link_map_offsets_hook) (void);
-
/* Link map info to include in an allocated so_list entry */
struct lm_info
struct solib_svr4_ops *ops;
ops = OBSTACK_ZALLOC (obstack, struct solib_svr4_ops);
- ops->fetch_link_map_offsets = legacy_svr4_fetch_link_map_offsets_hook;
+ ops->fetch_link_map_offsets = NULL;
return ops;
}
link map for the given objfile. */
extern CORE_ADDR svr4_fetch_objfile_link_map (struct objfile *objfile);
-/* legacy_svr4_fetch_link_map_offsets_hook is a pointer to a function
- which is used to fetch link map offsets. It will only be set
- by solib-legacy.c, if at all. */
-extern struct link_map_offsets *(*legacy_svr4_fetch_link_map_offsets_hook) (void);
-
/* Fetch (and possibly build) an appropriate `struct link_map_offsets'
for ILP32 and LP64 SVR4 systems. */
extern struct link_map_offsets *svr4_ilp32_fetch_link_map_offsets (void);
projects / deliverable / binutils-gdb.git / commitdiff
