binutils-gdb/gdb/solib-target.c

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/* Definitions for targets which report shared library events.
Copyright (C) 2007-2014 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 "objfiles.h"
#include "solist.h"
#include "symtab.h"
#include "symfile.h"
#include "target.h"
#include "vec.h"
#include "solib-target.h"
/* Private data for each loaded library. */
struct lm_info
{
/* The library's name. The name is normally kept in the struct
so_list; it is only here during XML parsing. */
char *name;
/* The target can either specify segment bases or section bases, not
both. */
/* The base addresses for each independently relocatable segment of
this shared library. */
VEC(CORE_ADDR) *segment_bases;
/* The base addresses for each independently allocatable,
relocatable section of this shared library. */
VEC(CORE_ADDR) *section_bases;
/* The cached offsets for each section of this shared library,
determined from SEGMENT_BASES, or SECTION_BASES. */
struct section_offsets *offsets;
};
typedef struct lm_info *lm_info_p;
DEF_VEC_P(lm_info_p);
#if !defined(HAVE_LIBEXPAT)
static VEC(lm_info_p) *
solib_target_parse_libraries (const char *library)
{
static int have_warned;
if (!have_warned)
{
have_warned = 1;
warning (_("Can not parse XML library list; XML support was disabled "
"at compile time"));
}
return NULL;
}
#else /* HAVE_LIBEXPAT */
#include "xml-support.h"
/* Handle the start of a <segment> element. */
static void
library_list_start_segment (struct gdb_xml_parser *parser,
const struct gdb_xml_element *element,
void *user_data, VEC(gdb_xml_value_s) *attributes)
{
VEC(lm_info_p) **list = user_data;
struct lm_info *last = VEC_last (lm_info_p, *list);
ULONGEST *address_p = xml_find_attribute (attributes, "address")->value;
CORE_ADDR address = (CORE_ADDR) *address_p;
if (last->section_bases != NULL)
gdb_xml_error (parser,
_("Library list with both segments and sections"));
VEC_safe_push (CORE_ADDR, last->segment_bases, address);
}
static void
library_list_start_section (struct gdb_xml_parser *parser,
const struct gdb_xml_element *element,
void *user_data, VEC(gdb_xml_value_s) *attributes)
{
VEC(lm_info_p) **list = user_data;
struct lm_info *last = VEC_last (lm_info_p, *list);
ULONGEST *address_p = xml_find_attribute (attributes, "address")->value;
CORE_ADDR address = (CORE_ADDR) *address_p;
if (last->segment_bases != NULL)
gdb_xml_error (parser,
_("Library list with both segments and sections"));
VEC_safe_push (CORE_ADDR, last->section_bases, address);
}
/* Handle the start of a <library> element. */
static void
library_list_start_library (struct gdb_xml_parser *parser,
const struct gdb_xml_element *element,
void *user_data, VEC(gdb_xml_value_s) *attributes)
{
VEC(lm_info_p) **list = user_data;
replace XZALLOC with XCNEW This replaces XZALLOC with XCNEW and removes XZALLOC. This change is purely mechanical. 2014-01-13 Tom Tromey <tromey@redhat.com> * defs.h (XZALLOC): Remove. * ada-lang.c (get_ada_inferior_data): Use XCNEW, not XZALLOC. * ada-tasks.c (get_ada_tasks_pspace_data): Likewise. (get_ada_tasks_inferior_data): Likewise. * auto-load.c (get_auto_load_pspace_data): Likewise. * auxv.c (get_auxv_inferior_data): Likewise. * bfd-target.c (target_bfd_reopen): Likewise. * breakpoint.c (get_catch_syscall_inferior_data): Likewise. (deprecated_insert_raw_breakpoint): Likewise. * bsd-uthread.c (bsd_uthread_pid_to_str): Likewise. * corelow.c (core_open): Likewise. * darwin-nat.c (darwin_check_new_threads): Likewise. (darwin_attach_pid): Likewise. * dummy-frame.c (dummy_frame_push): Likewise. * dwarf2-frame.c (dwarf2_frame_cache): Likewise. * dwarf2loc.c (allocate_piece_closure): Likewise. * elfread.c (elf_symfile_segments): Likewise. * eval.c (ptrmath_type_p): Likewise. * exceptions.c (EXCEPTIONS_SIGJMP_BUF): Likewise. * gdbtypes.c (alloc_type_arch): Likewise. (alloc_type_instance): Likewise. * hppa-tdep.c (hppa_gdbarch_init): Likewise. * inf-child.c (inf_child_can_use_agent): Likewise. * inflow.c (get_inflow_inferior_data): Likewise. * infrun.c (save_infcall_suspend_state): Likewise. * jit.c (jit_reader_load): Likewise. (get_jit_objfile_data): Likewise. (get_jit_program_space_data): Likewise. (jit_object_open_impl): Likewise. (jit_symtab_open_impl): Likewise. (jit_block_open_impl): Likewise. (jit_frame_sniffer): Likewise. * linux-fork.c (add_fork): Likewise. * maint.c (make_command_stats_cleanup): Likewise. * objfiles.c (get_objfile_pspace_data): Likewise. * opencl-lang.c (struct lval_closure): Likewise. * osdata.c (osdata_start_osdata): Likewise. * progspace.c (new_address_space): Likewise. (add_program_space): Likewise. * remote-sim.c (get_sim_inferior_data): Likewise. * sh-tdep.c (sh_gdbarch_init): Likewise. * skip.c (Ignore): Likewise. (skip_delete_command): Likewise. * solib-aix.c (get_solib_aix_inferior_data): Likewise. (library_list_start_library): Likewise. (solib_aix_current_sos): Likewise. * solib-darwin.c (get_darwin_info): Likewise. (darwin_current_sos): Likewise. * solib-dsbt.c (get_dsbt_info): Likewise. * solib-ia64-hpux.c (new_so_list): Likewise. (ia64_hpux_get_solib_linkage_addr): Likewise. * solib-spu.c (append_ocl_sos): Likewise. (spu_current_sos): Likewise. * solib-svr4.c (get_svr4_info): Likewise. (svr4_keep_data_in_core): Likewise. (library_list_start_library): Likewise. (svr4_default_sos): Likewise. (svr4_read_so_list): Likewise. * solib-target.c (library_list_start_library): Likewise. (solib_target_current_sos): Likewise. * sparc-tdep.c (sparc32_gdbarch_init): Likewise. * symfile-debug.c (install_symfile_debug_logging): Likewise. * symfile.c (default_symfile_segments): Likewise. * target-descriptions.c (tdesc_data_init): Likewise. (tdesc_create_reg): Likewise. (struct tdesc_type *): Likewise. (tdesc_create_vector): Likewise. (tdesc_set_struct_size): Likewise. (struct tdesc_type *): Likewise. (tdesc_free_feature): Likewise. (tdesc_create_feature): Likewise. * windows-nat.c (windows_add_thread): Likewise. (windows_make_so): Likewise. * xml-support.c (gdb_xml_body_text): Likewise. (gdb_xml_create_parser_and_cleanup): Likewise. (xml_process_xincludes): Likewise. * xml-syscall.c (allocate_syscalls_info): Likewise. (syscall_create_syscall_desc): Likewise.
2013-12-28 23:31:01 +01:00
struct lm_info *item = XCNEW (struct lm_info);
const char *name = xml_find_attribute (attributes, "name")->value;
item->name = xstrdup (name);
VEC_safe_push (lm_info_p, *list, item);
}
static void
library_list_end_library (struct gdb_xml_parser *parser,
const struct gdb_xml_element *element,
void *user_data, const char *body_text)
{
VEC(lm_info_p) **list = user_data;
struct lm_info *lm_info = VEC_last (lm_info_p, *list);
if (lm_info->segment_bases == NULL
&& lm_info->section_bases == NULL)
gdb_xml_error (parser,
_("No segment or section bases defined"));
}
/* Handle the start of a <library-list> element. */
static void
library_list_start_list (struct gdb_xml_parser *parser,
const struct gdb_xml_element *element,
void *user_data, VEC(gdb_xml_value_s) *attributes)
{
char *version = xml_find_attribute (attributes, "version")->value;
if (strcmp (version, "1.0") != 0)
gdb_xml_error (parser,
_("Library list has unsupported version \"%s\""),
version);
}
/* Discard the constructed library list. */
static void
solib_target_free_library_list (void *p)
{
VEC(lm_info_p) **result = p;
struct lm_info *info;
int ix;
for (ix = 0; VEC_iterate (lm_info_p, *result, ix, info); ix++)
{
xfree (info->name);
VEC_free (CORE_ADDR, info->segment_bases);
VEC_free (CORE_ADDR, info->section_bases);
xfree (info);
}
VEC_free (lm_info_p, *result);
*result = NULL;
}
/* The allowed elements and attributes for an XML library list.
The root element is a <library-list>. */
static const struct gdb_xml_attribute segment_attributes[] = {
{ "address", GDB_XML_AF_NONE, gdb_xml_parse_attr_ulongest, NULL },
{ NULL, GDB_XML_AF_NONE, NULL, NULL }
};
static const struct gdb_xml_attribute section_attributes[] = {
{ "address", GDB_XML_AF_NONE, gdb_xml_parse_attr_ulongest, NULL },
{ NULL, GDB_XML_AF_NONE, NULL, NULL }
};
static const struct gdb_xml_element library_children[] = {
{ "segment", segment_attributes, NULL,
GDB_XML_EF_REPEATABLE | GDB_XML_EF_OPTIONAL,
library_list_start_segment, NULL },
{ "section", section_attributes, NULL,
GDB_XML_EF_REPEATABLE | GDB_XML_EF_OPTIONAL,
library_list_start_section, NULL },
{ NULL, NULL, NULL, GDB_XML_EF_NONE, NULL, NULL }
};
static const struct gdb_xml_attribute library_attributes[] = {
{ "name", GDB_XML_AF_NONE, NULL, NULL },
{ NULL, GDB_XML_AF_NONE, NULL, NULL }
};
static const struct gdb_xml_element library_list_children[] = {
{ "library", library_attributes, library_children,
GDB_XML_EF_REPEATABLE | GDB_XML_EF_OPTIONAL,
library_list_start_library, library_list_end_library },
{ NULL, NULL, NULL, GDB_XML_EF_NONE, NULL, NULL }
};
static const struct gdb_xml_attribute library_list_attributes[] = {
{ "version", GDB_XML_AF_NONE, NULL, NULL },
{ NULL, GDB_XML_AF_NONE, NULL, NULL }
};
static const struct gdb_xml_element library_list_elements[] = {
{ "library-list", library_list_attributes, library_list_children,
GDB_XML_EF_NONE, library_list_start_list, NULL },
{ NULL, NULL, NULL, GDB_XML_EF_NONE, NULL, NULL }
};
static VEC(lm_info_p) *
solib_target_parse_libraries (const char *library)
{
VEC(lm_info_p) *result = NULL;
struct cleanup *back_to = make_cleanup (solib_target_free_library_list,
&result);
if (gdb_xml_parse_quick (_("target library list"), "library-list.dtd",
library_list_elements, library, &result) == 0)
{
/* Parsed successfully, keep the result. */
discard_cleanups (back_to);
return result;
}
do_cleanups (back_to);
return NULL;
}
#endif
static struct so_list *
solib_target_current_sos (void)
{
struct so_list *new_solib, *start = NULL, *last = NULL;
char *library_document;
struct cleanup *old_chain;
VEC(lm_info_p) *library_list;
struct lm_info *info;
int ix;
/* Fetch the list of shared libraries. */
library_document = target_read_stralloc (&current_target,
TARGET_OBJECT_LIBRARIES,
NULL);
if (library_document == NULL)
return NULL;
/* solib_target_parse_libraries may throw, so we use a cleanup. */
old_chain = make_cleanup (xfree, library_document);
/* Parse the list. */
library_list = solib_target_parse_libraries (library_document);
/* library_document string is not needed behind this point. */
do_cleanups (old_chain);
if (library_list == NULL)
return NULL;
/* Build a struct so_list for each entry on the list. */
for (ix = 0; VEC_iterate (lm_info_p, library_list, ix, info); ix++)
{
replace XZALLOC with XCNEW This replaces XZALLOC with XCNEW and removes XZALLOC. This change is purely mechanical. 2014-01-13 Tom Tromey <tromey@redhat.com> * defs.h (XZALLOC): Remove. * ada-lang.c (get_ada_inferior_data): Use XCNEW, not XZALLOC. * ada-tasks.c (get_ada_tasks_pspace_data): Likewise. (get_ada_tasks_inferior_data): Likewise. * auto-load.c (get_auto_load_pspace_data): Likewise. * auxv.c (get_auxv_inferior_data): Likewise. * bfd-target.c (target_bfd_reopen): Likewise. * breakpoint.c (get_catch_syscall_inferior_data): Likewise. (deprecated_insert_raw_breakpoint): Likewise. * bsd-uthread.c (bsd_uthread_pid_to_str): Likewise. * corelow.c (core_open): Likewise. * darwin-nat.c (darwin_check_new_threads): Likewise. (darwin_attach_pid): Likewise. * dummy-frame.c (dummy_frame_push): Likewise. * dwarf2-frame.c (dwarf2_frame_cache): Likewise. * dwarf2loc.c (allocate_piece_closure): Likewise. * elfread.c (elf_symfile_segments): Likewise. * eval.c (ptrmath_type_p): Likewise. * exceptions.c (EXCEPTIONS_SIGJMP_BUF): Likewise. * gdbtypes.c (alloc_type_arch): Likewise. (alloc_type_instance): Likewise. * hppa-tdep.c (hppa_gdbarch_init): Likewise. * inf-child.c (inf_child_can_use_agent): Likewise. * inflow.c (get_inflow_inferior_data): Likewise. * infrun.c (save_infcall_suspend_state): Likewise. * jit.c (jit_reader_load): Likewise. (get_jit_objfile_data): Likewise. (get_jit_program_space_data): Likewise. (jit_object_open_impl): Likewise. (jit_symtab_open_impl): Likewise. (jit_block_open_impl): Likewise. (jit_frame_sniffer): Likewise. * linux-fork.c (add_fork): Likewise. * maint.c (make_command_stats_cleanup): Likewise. * objfiles.c (get_objfile_pspace_data): Likewise. * opencl-lang.c (struct lval_closure): Likewise. * osdata.c (osdata_start_osdata): Likewise. * progspace.c (new_address_space): Likewise. (add_program_space): Likewise. * remote-sim.c (get_sim_inferior_data): Likewise. * sh-tdep.c (sh_gdbarch_init): Likewise. * skip.c (Ignore): Likewise. (skip_delete_command): Likewise. * solib-aix.c (get_solib_aix_inferior_data): Likewise. (library_list_start_library): Likewise. (solib_aix_current_sos): Likewise. * solib-darwin.c (get_darwin_info): Likewise. (darwin_current_sos): Likewise. * solib-dsbt.c (get_dsbt_info): Likewise. * solib-ia64-hpux.c (new_so_list): Likewise. (ia64_hpux_get_solib_linkage_addr): Likewise. * solib-spu.c (append_ocl_sos): Likewise. (spu_current_sos): Likewise. * solib-svr4.c (get_svr4_info): Likewise. (svr4_keep_data_in_core): Likewise. (library_list_start_library): Likewise. (svr4_default_sos): Likewise. (svr4_read_so_list): Likewise. * solib-target.c (library_list_start_library): Likewise. (solib_target_current_sos): Likewise. * sparc-tdep.c (sparc32_gdbarch_init): Likewise. * symfile-debug.c (install_symfile_debug_logging): Likewise. * symfile.c (default_symfile_segments): Likewise. * target-descriptions.c (tdesc_data_init): Likewise. (tdesc_create_reg): Likewise. (struct tdesc_type *): Likewise. (tdesc_create_vector): Likewise. (tdesc_set_struct_size): Likewise. (struct tdesc_type *): Likewise. (tdesc_free_feature): Likewise. (tdesc_create_feature): Likewise. * windows-nat.c (windows_add_thread): Likewise. (windows_make_so): Likewise. * xml-support.c (gdb_xml_body_text): Likewise. (gdb_xml_create_parser_and_cleanup): Likewise. (xml_process_xincludes): Likewise. * xml-syscall.c (allocate_syscalls_info): Likewise. (syscall_create_syscall_desc): Likewise.
2013-12-28 23:31:01 +01:00
new_solib = XCNEW (struct so_list);
strncpy (new_solib->so_name, info->name, SO_NAME_MAX_PATH_SIZE - 1);
new_solib->so_name[SO_NAME_MAX_PATH_SIZE - 1] = '\0';
strncpy (new_solib->so_original_name, info->name,
SO_NAME_MAX_PATH_SIZE - 1);
new_solib->so_original_name[SO_NAME_MAX_PATH_SIZE - 1] = '\0';
new_solib->lm_info = info;
/* We no longer need this copy of the name. */
xfree (info->name);
info->name = NULL;
/* Add it to the list. */
if (!start)
last = start = new_solib;
else
{
last->next = new_solib;
last = new_solib;
}
}
/* Free the library list, but not its members. */
VEC_free (lm_info_p, library_list);
return start;
}
static void
solib_target_special_symbol_handling (void)
{
/* Nothing needed. */
}
static void
gdb/ Add from_tty to solib_create_inferior_hook. * infcmd.c (post_create_inferior): Move solib_add after solib_create_inferior_hook. Pass from_tty to solib_create_inferior_hook. Call solib_add and SOLIB_ADD with 0 from_tty and comment why. * infrun.c (follow_exec): Pass from_tty solib_create_inferior_hook as 0. * linux-nat.c (linux_child_follow_fork): Likewise. * nto-procfs.c (procfs_post_attach, procfs_create_inferior): Likewise. * solib-darwin.c (darwin_solib_create_inferior_hook): New parameter from_tty. * solib-frv.c (frv_solib_create_inferior_hook): Likewise. * solib-irix.c (irix_solib_create_inferior_hook): Likewise. * solib-null.c (null_solib_create_inferior_hook): Likewise. * solib-osf.c (osf_solib_create_inferior_hook): Likewise. * solib-pa64.c (pa64_solib_create_inferior_hook): Likewise. * solib-som.c (som_solib_create_inferior_hook): Likewise. * solib-spu.c (spu_solib_create_inferior_hook): New parameter from_tty. Pass it to svr4_so_ops.solib_create_inferior_hook. * solib-sunos.c (sunos_solib_create_inferior_hook): New parameter from_tty. * solib-svr4.c (enable_break): New parameter from_tty. Pass it to solib_add. (svr4_solib_create_inferior_hook): New parameter from_tty. Pass it to enable_break. * solib-target.c (solib_target_solib_create_inferior_hook): New parameter from_tty. * solib.c (solib_create_inferior_hook): New parameter from_tty. Pass it to ops->solib_create_inferior_hook. (reload_shared_libraries): Pass from_tty to solib_create_inferior_hook. Move solib_add after solib_create_inferior_hook, call it now with from_tty as 0. New comment there. * solib.h (solib_create_inferior_hook): New parameter from_tty. * solist.h (struct target_so_ops <solib_create_inferior_hook>): Likewise.
2010-01-08 23:52:04 +01:00
solib_target_solib_create_inferior_hook (int from_tty)
{
/* Nothing needed. */
}
static void
solib_target_clear_solib (void)
{
/* Nothing needed. */
}
static void
solib_target_free_so (struct so_list *so)
{
gdb_assert (so->lm_info->name == NULL);
xfree (so->lm_info->offsets);
VEC_free (CORE_ADDR, so->lm_info->segment_bases);
xfree (so->lm_info);
}
static void
solib_target_relocate_section_addresses (struct so_list *so,
struct target_section *sec)
{
CORE_ADDR offset;
/* Build the offset table only once per object file. We can not do
it any earlier, since we need to open the file first. */
if (so->lm_info->offsets == NULL)
{
int num_sections = gdb_bfd_count_sections (so->abfd);
so->lm_info->offsets = xzalloc (SIZEOF_N_SECTION_OFFSETS (num_sections));
if (so->lm_info->section_bases)
{
int i;
asection *sect;
int num_section_bases
= VEC_length (CORE_ADDR, so->lm_info->section_bases);
int num_alloc_sections = 0;
for (i = 0, sect = so->abfd->sections;
sect != NULL;
i++, sect = sect->next)
if ((bfd_get_section_flags (so->abfd, sect) & SEC_ALLOC))
num_alloc_sections++;
if (num_alloc_sections != num_section_bases)
warning (_("\
Could not relocate shared library \"%s\": wrong number of ALLOC sections"),
so->so_name);
else
{
int bases_index = 0;
int found_range = 0;
CORE_ADDR *section_bases;
section_bases = VEC_address (CORE_ADDR,
so->lm_info->section_bases);
so->addr_low = ~(CORE_ADDR) 0;
so->addr_high = 0;
for (i = 0, sect = so->abfd->sections;
sect != NULL;
i++, sect = sect->next)
{
if (!(bfd_get_section_flags (so->abfd, sect) & SEC_ALLOC))
continue;
if (bfd_section_size (so->abfd, sect) > 0)
{
CORE_ADDR low, high;
low = section_bases[i];
high = low + bfd_section_size (so->abfd, sect) - 1;
if (low < so->addr_low)
so->addr_low = low;
if (high > so->addr_high)
so->addr_high = high;
gdb_assert (so->addr_low <= so->addr_high);
found_range = 1;
}
2011-01-05 Michael Snyder <msnyder@vmware.com> * addrmap.c: Shorten lines of >= 80 columns. * arch-utils.c: Ditto. * arch-utils.h: Ditto. * ax-gdb.c: Ditto. * ax-general.c: Ditto. * bcache.c: Ditto. * blockframe.c: Ditto. * breakpoint.c: Ditto. * buildsym.c: Ditto. * c-lang.c: Ditto. * c-typeprint.c: Ditto. * charset.c: Ditto. * coffread.c: Ditto. * command.h: Ditto. * corelow.c: Ditto. * cp-abi.c: Ditto. * cp-namespace.c: Ditto. * cp-support.c: Ditto. * dbug-rom.c: Ditto. * dbxread.c: Ditto. * defs.h: Ditto. * dfp.c: Ditto. * dfp.h: Ditto. * dictionary.c: Ditto. * disasm.c: Ditto. * doublest.c: Ditto. * dwarf2-frame.c: Ditto. * dwarf2expr.c: Ditto. * dwarf2loc.c: Ditto. * dwarf2read.c: Ditto. * elfread.c: Ditto. * eval.c: Ditto. * event-loop.c: Ditto. * event-loop.h: Ditto. * exceptions.h: Ditto. * exec.c: Ditto. * expprint.c: Ditto. * expression.h: Ditto. * f-lang.c: Ditto. * f-valprint.c: Ditto. * findcmd.c: Ditto. * frame-base.c: Ditto. * frame-unwind.c: Ditto. * frame-unwind.h: Ditto. * frame.c: Ditto. * frame.h: Ditto. * gcore.c: Ditto. * gdb-stabs.h: Ditto. * gdb_assert.h: Ditto. * gdb_dirent.h: Ditto. * gdb_obstack.h: Ditto. * gdbcore.h: Ditto. * gdbtypes.c: Ditto. * gdbtypes.h: Ditto. * inf-ttrace.c: Ditto. * infcall.c: Ditto. * infcmd.c: Ditto. * inflow.c: Ditto. * infrun.c: Ditto. * inline-frame.h: Ditto. * language.c: Ditto. * language.h: Ditto. * libunwind-frame.c: Ditto. * libunwind-frame.h: Ditto. * linespec.c: Ditto. * linux-nat.c: Ditto. * linux-nat.h: Ditto. * linux-thread-db.c: Ditto. * machoread.c: Ditto. * macroexp.c: Ditto. * macrotab.c: Ditto. * main.c: Ditto. * maint.c: Ditto. * mdebugread.c: Ditto. * memattr.c: Ditto. * minsyms.c: Ditto. * monitor.c: Ditto. * monitor.h: Ditto. * objfiles.c: Ditto. * objfiles.h: Ditto. * osabi.c: Ditto. * p-typeprint.c: Ditto. * p-valprint.c: Ditto. * parse.c: Ditto. * printcmd.c: Ditto. * proc-events.c: Ditto. * procfs.c: Ditto. * progspace.c: Ditto. * progspace.h: Ditto. * psympriv.h: Ditto. * psymtab.c: Ditto. * record.c: Ditto. * regcache.c: Ditto. * regcache.h: Ditto. * remote-fileio.c: Ditto. * remote.c: Ditto. * ser-mingw.c: Ditto. * ser-tcp.c: Ditto. * ser-unix.c: Ditto. * serial.c: Ditto. * serial.h: Ditto. * solib-frv.c: Ditto. * solib-irix.c: Ditto. * solib-osf.c: Ditto. * solib-pa64.c: Ditto. * solib-som.c: Ditto. * solib-sunos.c: Ditto. * solib-svr4.c: Ditto. * solib-target.c: Ditto. * solib.c: Ditto. * somread.c: Ditto. * source.c: Ditto. * stabsread.c: Ditto. * stabsread.c: Ditto. * stack.c: Ditto. * stack.h: Ditto. * symfile-mem.c: Ditto. * symfile.c: Ditto. * symfile.h: Ditto. * symmisc.c: Ditto. * symtab.c: Ditto. * symtab.h: Ditto. * target-descriptions.c: Ditto. * target-memory.c: Ditto. * target.c: Ditto. * target.h: Ditto. * terminal.h: Ditto. * thread.c: Ditto. * top.c: Ditto. * tracepoint.c: Ditto. * tracepoint.h: Ditto. * ui-file.c: Ditto. * ui-file.h: Ditto. * ui-out.h: Ditto. * user-regs.c: Ditto. * user-regs.h: Ditto. * utils.c: Ditto. * valarith.c: Ditto. * valops.c: Ditto. * valprint.c: Ditto. * valprint.h: Ditto. * value.c: Ditto. * varobj.c: Ditto. * varobj.h: Ditto. * vec.h: Ditto. * xcoffread.c: Ditto. * xcoffsolib.c: Ditto. * xcoffsolib.h: Ditto. * xml-syscall.c: Ditto. * xml-tdesc.c: Ditto.
2011-01-05 23:22:53 +01:00
so->lm_info->offsets->offsets[i]
= section_bases[bases_index];
bases_index++;
}
if (!found_range)
so->addr_low = so->addr_high = 0;
gdb_assert (so->addr_low <= so->addr_high);
}
}
else if (so->lm_info->segment_bases)
{
struct symfile_segment_data *data;
data = get_symfile_segment_data (so->abfd);
if (data == NULL)
warning (_("\
Could not relocate shared library \"%s\": no segments"), so->so_name);
else
{
ULONGEST orig_delta;
int i;
int num_bases;
CORE_ADDR *segment_bases;
num_bases = VEC_length (CORE_ADDR, so->lm_info->segment_bases);
segment_bases = VEC_address (CORE_ADDR,
so->lm_info->segment_bases);
if (!symfile_map_offsets_to_segments (so->abfd, data,
so->lm_info->offsets,
num_bases, segment_bases))
warning (_("\
Could not relocate shared library \"%s\": bad offsets"), so->so_name);
/* Find the range of addresses to report for this library in
"info sharedlibrary". Report any consecutive segments
which were relocated as a single unit. */
gdb_assert (num_bases > 0);
orig_delta = segment_bases[0] - data->segment_bases[0];
for (i = 1; i < data->num_segments; i++)
{
/* If we have run out of offsets, assume all
remaining segments have the same offset. */
if (i >= num_bases)
continue;
/* If this segment does not have the same offset, do
not include it in the library's range. */
if (segment_bases[i] - data->segment_bases[i] != orig_delta)
break;
}
so->addr_low = segment_bases[0];
so->addr_high = (data->segment_bases[i - 1]
+ data->segment_sizes[i - 1]
+ orig_delta);
gdb_assert (so->addr_low <= so->addr_high);
free_symfile_segment_data (data);
}
}
}
offset = so->lm_info->offsets->offsets[gdb_bfd_section_index
(sec->the_bfd_section->owner,
sec->the_bfd_section)];
sec->addr += offset;
sec->endaddr += offset;
}
static int
solib_target_open_symbol_file_object (void *from_ttyp)
{
/* We can't locate the main symbol file based on the target's
knowledge; the user has to specify it. */
return 0;
}
static int
solib_target_in_dynsym_resolve_code (CORE_ADDR pc)
{
/* We don't have a range of addresses for the dynamic linker; there
may not be one in the program's address space. So only report
PLT entries (which may be import stubs). */
* objfiles.h (pc_in_section): New prototype. (in_plt_section): Remove name argument, replace prototype with static inline function. * mips-tdep.h: Include "objfiles.h". (in_mips_stubs_section): New function. * hppa-tdep.h (gdbarch_tdep): Remove name argument of in_solib_call_trampoline member. (hppa_in_solib_call_trampoline): Remove name argument. * objfiles.c (pc_in_section): New function. (in_plt_section): Remove function. * mips-linux-tdep.c: Include "objfiles.h". (mips_linux_in_dynsym_stub): Call in_mips_stubs_section. Remove name argument. Return 1 rather than the low 16-bit halfword of any instruction examined. (mips_linux_in_dynsym_resolve_code): Update mips_linux_in_dynsym_stub call accordingly. * mips-tdep.c (mips_stub_frame_sniffer): Use in_mips_stubs_section rather than an equivalent hand-coded sequence. * hppa-hpux-tdep.c (in_opd_section): Remove function. (hppa32_hpux_in_solib_call_trampoline): Remove name argument. (hppa64_hpux_in_solib_call_trampoline): Likewise. (hppa64_hpux_find_global_pointer): Use pc_in_section rather than in_opd_section. * hppa-tdep.c (hppa_stub_unwind_sniffer): Remove name argument on call to tdep->in_solib_call_trampoline. (hppa_in_solib_call_trampoline): Remove name argument, update according to in_plt_section change. (hppa_skip_trampoline_code): Update according to in_plt_section change. * aarch64-tdep.c (aarch64_stub_unwind_sniffer): Likewise. * arm-symbian-tdep.c (arm_symbian_skip_trampoline_code): Likewise. * arm-tdep.c (arm_stub_unwind_sniffer): Likewise. * hppa-linux-tdep.c (hppa_linux_find_global_pointer): Likewise. * hppabsd-tdep.c (hppabsd_find_global_pointer): Likewise. * nios2-tdep.c (nios2_stub_frame_sniffer): Likewise. * nto-tdep.c (nto_relocate_section_addresses): Likewise. * s390-tdep.c (s390_stub_frame_sniffer): Likewise. * sh-tdep.c (sh_stub_unwind_sniffer): Likewise. * solib-dsbt.c (dsbt_in_dynsym_resolve_code): Likewise. * solib-frv.c (frv_in_dynsym_resolve_code): Likewise. * solib-svr4.c (svr4_in_dynsym_resolve_code): Likewise. * solib-target.c (solib_target_in_dynsym_resolve_code): Likewise. * sparc-tdep.c (sparc_analyze_prologue): Likewise. * tic6x-tdep.c (tic6x_stub_unwind_sniffer): Likewise.
2013-06-25 00:18:32 +02:00
return in_plt_section (pc);
}
struct target_so_ops solib_target_so_ops;
2011-01-05 Michael Snyder <msnyder@vmware.com> * addrmap.c: Shorten lines of >= 80 columns. * arch-utils.c: Ditto. * arch-utils.h: Ditto. * ax-gdb.c: Ditto. * ax-general.c: Ditto. * bcache.c: Ditto. * blockframe.c: Ditto. * breakpoint.c: Ditto. * buildsym.c: Ditto. * c-lang.c: Ditto. * c-typeprint.c: Ditto. * charset.c: Ditto. * coffread.c: Ditto. * command.h: Ditto. * corelow.c: Ditto. * cp-abi.c: Ditto. * cp-namespace.c: Ditto. * cp-support.c: Ditto. * dbug-rom.c: Ditto. * dbxread.c: Ditto. * defs.h: Ditto. * dfp.c: Ditto. * dfp.h: Ditto. * dictionary.c: Ditto. * disasm.c: Ditto. * doublest.c: Ditto. * dwarf2-frame.c: Ditto. * dwarf2expr.c: Ditto. * dwarf2loc.c: Ditto. * dwarf2read.c: Ditto. * elfread.c: Ditto. * eval.c: Ditto. * event-loop.c: Ditto. * event-loop.h: Ditto. * exceptions.h: Ditto. * exec.c: Ditto. * expprint.c: Ditto. * expression.h: Ditto. * f-lang.c: Ditto. * f-valprint.c: Ditto. * findcmd.c: Ditto. * frame-base.c: Ditto. * frame-unwind.c: Ditto. * frame-unwind.h: Ditto. * frame.c: Ditto. * frame.h: Ditto. * gcore.c: Ditto. * gdb-stabs.h: Ditto. * gdb_assert.h: Ditto. * gdb_dirent.h: Ditto. * gdb_obstack.h: Ditto. * gdbcore.h: Ditto. * gdbtypes.c: Ditto. * gdbtypes.h: Ditto. * inf-ttrace.c: Ditto. * infcall.c: Ditto. * infcmd.c: Ditto. * inflow.c: Ditto. * infrun.c: Ditto. * inline-frame.h: Ditto. * language.c: Ditto. * language.h: Ditto. * libunwind-frame.c: Ditto. * libunwind-frame.h: Ditto. * linespec.c: Ditto. * linux-nat.c: Ditto. * linux-nat.h: Ditto. * linux-thread-db.c: Ditto. * machoread.c: Ditto. * macroexp.c: Ditto. * macrotab.c: Ditto. * main.c: Ditto. * maint.c: Ditto. * mdebugread.c: Ditto. * memattr.c: Ditto. * minsyms.c: Ditto. * monitor.c: Ditto. * monitor.h: Ditto. * objfiles.c: Ditto. * objfiles.h: Ditto. * osabi.c: Ditto. * p-typeprint.c: Ditto. * p-valprint.c: Ditto. * parse.c: Ditto. * printcmd.c: Ditto. * proc-events.c: Ditto. * procfs.c: Ditto. * progspace.c: Ditto. * progspace.h: Ditto. * psympriv.h: Ditto. * psymtab.c: Ditto. * record.c: Ditto. * regcache.c: Ditto. * regcache.h: Ditto. * remote-fileio.c: Ditto. * remote.c: Ditto. * ser-mingw.c: Ditto. * ser-tcp.c: Ditto. * ser-unix.c: Ditto. * serial.c: Ditto. * serial.h: Ditto. * solib-frv.c: Ditto. * solib-irix.c: Ditto. * solib-osf.c: Ditto. * solib-pa64.c: Ditto. * solib-som.c: Ditto. * solib-sunos.c: Ditto. * solib-svr4.c: Ditto. * solib-target.c: Ditto. * solib.c: Ditto. * somread.c: Ditto. * source.c: Ditto. * stabsread.c: Ditto. * stabsread.c: Ditto. * stack.c: Ditto. * stack.h: Ditto. * symfile-mem.c: Ditto. * symfile.c: Ditto. * symfile.h: Ditto. * symmisc.c: Ditto. * symtab.c: Ditto. * symtab.h: Ditto. * target-descriptions.c: Ditto. * target-memory.c: Ditto. * target.c: Ditto. * target.h: Ditto. * terminal.h: Ditto. * thread.c: Ditto. * top.c: Ditto. * tracepoint.c: Ditto. * tracepoint.h: Ditto. * ui-file.c: Ditto. * ui-file.h: Ditto. * ui-out.h: Ditto. * user-regs.c: Ditto. * user-regs.h: Ditto. * utils.c: Ditto. * valarith.c: Ditto. * valops.c: Ditto. * valprint.c: Ditto. * valprint.h: Ditto. * value.c: Ditto. * varobj.c: Ditto. * varobj.h: Ditto. * vec.h: Ditto. * xcoffread.c: Ditto. * xcoffsolib.c: Ditto. * xcoffsolib.h: Ditto. * xml-syscall.c: Ditto. * xml-tdesc.c: Ditto.
2011-01-05 23:22:53 +01:00
/* -Wmissing-prototypes */
extern initialize_file_ftype _initialize_solib_target;
void
_initialize_solib_target (void)
{
solib_target_so_ops.relocate_section_addresses
= solib_target_relocate_section_addresses;
solib_target_so_ops.free_so = solib_target_free_so;
solib_target_so_ops.clear_solib = solib_target_clear_solib;
solib_target_so_ops.solib_create_inferior_hook
= solib_target_solib_create_inferior_hook;
solib_target_so_ops.special_symbol_handling
= solib_target_special_symbol_handling;
solib_target_so_ops.current_sos = solib_target_current_sos;
solib_target_so_ops.open_symbol_file_object
= solib_target_open_symbol_file_object;
solib_target_so_ops.in_dynsym_resolve_code
= solib_target_in_dynsym_resolve_code;
solib_target_so_ops.bfd_open = solib_bfd_open;
/* Set current_target_so_ops to solib_target_so_ops if not already
set. */
if (current_target_so_ops == 0)
current_target_so_ops = &solib_target_so_ops;
}