of "library". Add "section" element and describe its attributes.
* solib-target.c (struct lm_info): Add section_bases member.
(library_list_start_segment): Error out if seen a section element.
(library_list_start_section): New.
(library_list_end_library): New.
(solib_target_free_library_list): Free section_bases.
(section_attributes): New.
(library_children): Make "segment" optional. Add "section" child.
(library_list_children): Register library_list_end_library.
(solib_target_relocate_section_addresses): Handle section bases.
* NEWS: Mention new qXfer:libraries:read section offsets support.
doc/
* gdb.texinfo (Library List Format): Update to mention the
possibility to pass section addresses instead of segment
addresses.
* NEWS: Document "set exec-wrapper" and the gdbserver --wrapper
argument. Gather all gdbserver features together.
* fork-child.c (exec_wrapper): New variable.
(fork_inferior): Use it.
(startup_inferior): Skip an extra trap if using "set exec-wrapper".
(unset_exec_wrapper_command, _initialize_fork_child): New.
* gdb.texinfo (Starting): Document "set exec-wrapper".
(Server): Document gdbserver --wrapper.
* server.c (wrapper_argv): New.
(start_inferior): Handle wrapper_argv. If set, expect an extra
trap.
(gdbserver_usage): Document --wrapper.
(main): Parse --wrapper.
(update_watchpoint): Set and clear val_valid. Use
fetch_watchpoint_value. Handle unreadable values on the
value chain. Correct check for user-requested array watchpoints.
(breakpoint_init_inferior): Clear val_valid.
(watchpoint_value_print): New function.
(print_it_typical): Use it. Do not free or clear old_val. Print
watchpoints even if old_val == NULL.
(watchpoint_check): Use fetch_watchpoint_value. Check for values
becoming readable or unreadable.
(watch_command_1): Use fetch_watchpoint_value. Set val_valid.
(do_enable_watchpoint): Likewise.
* breakpoint.h (struct breakpoint): Update comment for val. Add
val_valid.
* NEWS: Mention watchpoints on inaccessible memory.
* gdb.base/watchpoint.c (global_ptr, func4): New.
(main): Call func4.
* gdb.base/watchpoint.exp: Call test_inaccessible_watchpoint.
(test_inaccessible_watchpoint): New.
* gdb.texinfo (Set Watchpoints): Mention watchpoints on
unreadable memory. Delete obsolete SPARClite reference.
* gdb.texinfo (vAttach, vRun): Remove requirement of the stub
killing the inferior when it is already debugging a process.
gdbserver/
* server.c (handle_v_requests): When handling the vRun and vAttach
packets, if already debugging a process, don't kill it. Return an
error instead.
available in PowerPC architecture.
(Embedded Processors): Change node name of PowerPC item in menu.
(PowerPC): Rename to...
(PowerPC Embedded): this.
(Architectures): Add new PowerPC item in menu.
(PowerPC): New node.
(linux_kill, linux_detach): Clean up the process list.
* remote-utils.c (remote_open): Improve port number parsing.
(putpkt_binary, input_interrupt): Only send interrupts if the target
is running.
* server.c (extended_protocol): Make static.
(attached): Define earlier.
(exit_requested, response_needed, program_argv): New variables.
(target_running): New.
(start_inferior): Clear attached here.
(attach_inferior): Set attached here.
(require_running): Define.
(handle_query): Use require_running and target_running. Implement
"monitor exit".
(handle_v_attach, handle_v_run): New.
(handle_v_requests): Use require_running. Handle vAttach and vRun.
(gdbserver_usage): Update.
(main): Redo argument parsing. Handle --debug and --multi. Handle
--attach along with other options or after the port. Save
program_argv. Support no initial program. Resynchronize
communication with GDB after an error. Handle "monitor exit".
Use require_running and target_running. Always allow the extended
protocol. Do not error out for Hc0 or Hc-1. Do not automatically
restart in extended mode.
* README: Refer to the GDB manual. Update --attach usage.
* remote.c (struct remote_state): Add cached_wait_status.
(remote_exec_file): New variable.
(PACKET_vAttach, PACKET_vRun): New constants.
(extended_remote_restart): Do not query for status.
(struct start_remote_args): New.
(remote_start_remote): Take it as a second argument. Check
whether the target is running. Issue an error for non-running
non-extended targets. Cache the wait status. Set inferior_ptid
here.
(remote_open_1): Prompt to disconnect non-running targets. Make
sure the target is marked running. Do not set inferior_ptid here.
Update call to remote_start_remote. Do not call remote_check_symbols
if the target is not running.
(remote_detach_1): Rename from remote_detach. Take an EXTENDED
argument. Handle a non-running target.
(remote_detach): Use it.
(extended_remote_detach): New.
(remote_disconnect): Fix typo. Use remoute_mourn_1.
(extended_remote_attach_1, extended_remote_attach)
(extended_async_remote_attach): New.
(remote_vcont_resume): Remove unused variable.
(remote_wait, remote_async_wait): Use any cached wait status.
(putpkt_binary, getpkt): Clear any cached wait status.
(extended_remoute_mourn_1): New.
(extended_remote_mourn): Use it.
(extended_async_remote_mourn, extended_remote_run): New.
(extended_remote_create_inferior_1): New.
(extended_remote_create_inferior): Use it.
(extended_remote_async_create_inferior): Likewise.
(remote_xfer_partial): Skip for non-executing targets.
(init_extended_remote_ops): Set to_detach and to_attach.
(init_extended_async_remote_ops): Likewise. Use
extended_async_remote_mourn.
(_initialize_remote): Register vAttach, vRun, and
set remote exec-file.
* NEWS: Mention vAttach, vRun, and gdbserver extended-remote support.
* gdb.server/ext-attach.c, gdb.server/ext-attach.exp,
gdb.server/ext-run.exp: New files.
* lib/gdbserver-support.exp (gdbserver_download): New.
(gdbserver_start): New. Update gdbserver expected
output.
(gdbserver_spawn): Use them.
(gdbserver_start_extended): New.
* gdb.texinfo (Using the `gdbserver' Program): Add security
warning. Rearrange into subsections and subsubsections. Document
--multi and --debug. Correct --with-sysroot typo. Update --attach
usage. Make load reference clearer. Document monitor exit.
(Remote Configuration): Document set remote exec-file, attach-packet,
and run-packet.
(Packets): Document vAttach and vRun.
* thread.c (add_thread_silent): Renamed
from add_thread.
(print_thread_events): New variable definition.
(show_print_thread_events): New function.
(_initialize_thread): Add "set print thread-events" and
"show print thread-events" commands.
(add_thread): Announce new thread.
* gdbthread.h (add_thread_silent): Declare.
(print_thread_events): New variable declaration.
* inf-ttrace.c (inf_ttrace_wait): Don't
inform about new thread, as add_thread is always
called too, and will take care of that.
* infrun.c (handle_inferior_event): Likewise.
* procfs.c (procfs_wait): Likewise.
* remote.c (remote_currthread): Likewise.
* sol-thread.c (sol_thread_wait): Likewise.
* win32-nat.c (get_win32_debug_event): Likewise.
* linux-thread-db.c (attach_thread): Likewise.
Remove the verbose parameter.
(check_event): Make detach_thread be verbose
only if print_thread_events is set.
* linux-nat.c (lin_lwp_attach_lwp): Don't inform
about new thread. This is called only from
linux-thread-db.c:attach_thread, which will take care.
Remove the verbose parameter.
* linux-nat.h (lin_lwp_attach_lwp): Adjust prototype.
(Delete Breaks, Edit, Set Breaks): Remove description of
locations. Instead, add a reference to "Specify Location".
(Machine Code, Jumping, Thread Stops, Continuing and Stepping)
(Symbols): Refer to "Specify Location" for the valid forms of
linespecs and locations.
seen_double_big_d, treat the new H, D, and DD modifiers as length
modifiers.
* doc/gdb.texinfo (Output): Update documentation on using printf with DFP
types.
* testsuite/gdb.base/printcmds.exp (test_printf_with_dfp): Update
printf calls with required float modifiers.
* NEWS: Mention --pid and --core command line behaviour changes.
gdb/doc/
* gdb.texinfo (File Options): Remove mention of the attempt to
open a core file with the -p option. Don't list -c as a valid
option to attach to a process.
* main.c (captured_main): Remove 'count' varible and the
ALIGN_STACK_ON_ENTRY block that used it. Error out if --core and
--pid options were issued simultaneously. If an explicit pid
option was passed, don't fallback to core file. Detect extra
arguments better in the presence of explicit pid or core
arguments.
gdb/doc/
* gdbint.texinfo (Host Conditionals): Remove mention of
ALIGN_STACK_ON_ENTRY.
"thread" parameter to the watchpoint command and set the
"thread" member of the breakpoint struct.
* doc/gdb.texinfo: Add new parameter's description.
* testsuite/gdb.base/watch_thread_num.c: New testcase source file.
* testsuite/gdb.base/watch_thread_num.exp: New testcase expect file.
* gdb.h (gdb_breakpoint): Add parameter pending.
* breakpoint.c (gdb_breakpoint): Add parameter pending.
* mi/mi-cmd-break.c (mi_break_insert): Change
comment to refer to manual. Add support for
the -f flag, for pending breakpoint.
soft float and vector ABIs. Support the generic vector ABI for
AltiVec types.
(do_ppc_sysv_return_value): Likewise. Correct argument types and
casts.
(ppc64_sysv_abi_push_dummy_call): Assert that floating point is
supported.
* ppc-tdep.h (enum powerpc_vector_abi): New.
(struct gdbarch_tdep): Add soft_float and vector_abi.
* rs6000-tdep.c (setpowerpccmdlist, showpowerpccmdlist)
(powerpc_soft_float_global, powerpc_vector_strings)
(powerpc_vector_abi_global, powerpc_vector_abi_string): New.
(rs6000_gdbarch_init): Check for soft-float and vector ABI markings.
(set_powerpc_command, show_powerpc_command, powerpc_set_soft_float)
(powerpc_set_vector_abi): New.
(_initialize_rs6000_tdep): Register "set powerpc" and "show powerpc"
commands.
* Makefile.in (elf_ppc_h): New.
(rs6000-tdep.o): Update.
* gdb.texinfo (PowerPC): Document "set powerpc vector-abi" and "set
powerpc soft-float".
* gdb.arch/altivec-abi.exp: Run multiple times for GCC on GNU/Linux.
Test "set powerpc vector-abi". Skip auto-detection tests for old
toolchains.
