Correct sizeof(int) == sizeof(long) assumptions.
Replace stParsed hack by putting the parsed types on the pending chain.
Replace mips specific ecoff mapping by ECOFF_REG_TO_REGNUM macro,
provide default for cross debugging.
Swapping the symbol back is no longer needed as the symbol is not
modified anymore.
Add new alpha basic types, handle btTypedef, handle stStaticProc
external symbols .
Update and clean up cross_ref for alpha cc cross ref variations.
Allocate types on the type_obstack to inhibit storage leaks.
* config/mips/tm-mips.h (ECOFF_REG_TO_REGNUM): Define.
* gdbtypes.c (recursive_dump_type): Dump TYPE_TAG_NAME if it is set.
* exec.c (ignore): Return 0.
* stack.c (return_command): Fetch lazy value directly, not via
VALUE_CONTENTS, to avoid "value computed is not used".
* inflow.c (new_tty): Move osigttou inside #if.
* remote.c (remote_fetch_registers): If remote reply is short, just
note that fact and keep going (reading extra registers as all bits 0).
(remote_store_registers): Send number of registers that were found
by remote_fetch_registers.
* m68k-tdep.c, config/m68k/tm-m68k.h, config/m68k/tm-*.h: Remove
HAVE_68881. Define CANNOT_STORE_REGISTER if ptrace() can't write
floating registers.
* config/m68k/{tm-m68k-nofp.h,m68k-nofp.mt,tm-m68k-fp.h,m68k-fp.mt}:
Remove, replaced by {tm-m68k-em.h,m68k-em.mt}.
* Makefile.in, configure.in: Change accordingly.
Tue Sep 7 13:06:44 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
* dbxread.c (process_one_symbol): If the value of an N_FUN for a
function is zero, use minimal symbols to get the address.
(STORE_RETURN_VAULE): Pass the correct offset of the return
register to write_register_bytes.
* hppa-tdep.c: Use target_write_pc if PCOQ_TAIL_REGNUM was not saved.
Include sys/types.h regardless of USG.
* configure.in: Fix typo (delta88r4 -> delta88v4).
* config/m88k/xm-delta88.h: Don't include sys/siginfo.h. It was
to make this work on SVR4 before SVR4 had its own configuration,
and it breaks SVR3.
* config/m88k/m88k.mh: Use xm-dgux.h.
* config/m88k/xm-m88k.h: New file, with HOST_BYTE_ORDER,
MAKEVA_END and MAKEVA_ARG.
* config/m88k/xm-*.h: Include m88k/xm-m88k.h.
* printcmd.c: Remove __INT_VARARGS_H code; now in xm-m88k.h.
* config/m88k/xm-m88k.h: New file, with HOST_BYTE_ORDER,
MAKEVA_END and MAKEVA_ARG.
* config/m88k/xm-*.h: Include m88k/xm-m88k.h.
* printcmd.c: Remove __INT_VARARGS_H code; now in xm-m88k.h.
(remote_fetch_word, remote_store_word): Make static and #if 0.
They are not called from anywhere.
Wed Sep 1 11:35:49 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
* symtab.c (find_pc_line, find_line_common),
symtab.h (struct linetable), xcoffread.c (arrange_linetable):
Revise comments re linetable sorting.
* buildsym.c (compare_line_numbers): Sort by pc, not by line.
* coffread.c: Tell end_symtab to sort the line table.
Revise comments re linetable sorting.
* buildsym.c (compare_line_numbers): Sort by pc, not by line.
* coffread.c: Tell end_symtab to sort the line table.
* coffread.c: Re-work a lot of the coff-specific stuff to use stuff
in buildsym.c. This includes coff_finish_block, coff_context_stack,
coff_local_symbols, coff_file_symbols, coff_global_symbols,
coff_end_symtab and coff_add_symbol_to_list.
(read_enum_type): Deal with it now that we have a "struct pending"
not a "struct coff_pending".
* buildsym.c (end_symtab): Don't realloc subfile->linetable.
is unambigous. Patch from ptf@delcam.co.uk (Paul Flinders).
* mipsread.c (ecoff_symfile_info): New struct to hold the global
pending_list.
* mipsread.c (mipscoff_symfile_init, parse_partial_symbols):
Allocate the global pending list and link it to the objfile.
* mipsread.c (is_pending_symbol, add_pending): Use global pending
list from objfile. Allocate pending list entries from the
psymbol_obstack.
* mipsread.c (free_pending): Remove. The pending list is now
freed when the psymbol_obstack is freed.
* mipsread.c (psymtab_to_symtab1): Remove pending list allocation,
the global pending list is used now.
* mipsread.c (parse_partial_symbols): Skip only the first
file indirect entry when building the dependency list.
show < 0. The only case where we had been distinguishing is that
show = 0 used to print "struct " or "enum " instead of
"struct {...}" or "enum {...}" which seems clearly wrong.
was empty and thrown away.
* mipsread.c (parse_partial_symbols): Do not add empty psymtabs to
dependency list, skip self dependencies.
* mipsread.c (parse_fdr): Removed, obsolete.
* mipsread.c (parse_lines): Check for cbLine being zero, not
cbLineOffset.
* mipsread.c (struct symloc): Add pst_language.
* mipsread.c (parse_partial_symbols): Set up proper language for header
files, save it in pst_language for psymtab_to_symtab_1.
* mipsread.c (psymtab_to_symtab_1): Use pst_language.
besides the dummy, return 1 rather than calling error().
Let caller print the error message. Remove name argument.
* valops.c (call_function_by_hand): Deal with changes to calling
sequence of run_stack_dummy. Discard restore_inferior_status cleanup
if run_stack_dummy returns 1.
support to use LOC_BASEREG rather than SYMBOL_BASEREG_VALID.
* dwarfread.c: Use LOC_BASEREG where appropriate.
* Various: Support LOC_BASEREG and LOC_BASEREG_ARG.
* stabsread.h: Group together dbxread.c functions.
Move elfstab_build_psymtabs here from symfile.h.
Declare pastab_build_psymtabs.
* elfread.c, paread.c: Include stabsread.h (for stabsread_new_init
declaration, etc).
(double_scan, multi_scan): generalize double_scan into a scan
for multiple patterns. Rename to multi_scan.
(bug_wait, bug_write_inferior_memory): adapt to use the new
multi_scan in order to catch and represent target bus errors.
(bug_scan): currently unused, so comment out.
(bug_quiet): removed. Replaced with a standard user settable boolean.
Set language for psymtab and symtab.
* mipsread.c (new_symbol): Set language and initialize demangled
name for symbol.
* symmisc.c (print_symbol): Use SYMBOL_SOURCE_NAME when printing
the symbol type.
* symtab.c (decode_line_1): Inhibit coredumps with cfront executables.
it conditionalized on 4.3 vs. 4.4.
* config/m68k/nm-hp300bsd.h: Move REGISTER_U_ADDR out of 4.3 and
4.4 sections; it was identical and now works for 4.4.
non-existent files nm-delta.h, etc.
* config/m68k/tm-delta68.h: Define CANNOT_STORE_REGISTER.
* delta68-nat.c: Add "[0]" in offsetof argument.
* delta68-nat.c (_initialize_kernel_u_addr): Don't try to set up
nl with initializer, just assign to it. Check n_scnum field on
return.
(FP_REGNUM): define in terms of SP_REGNUM
rather than by absolute number. Also clearly comment that this
is a convenient lie in order to decrease future confusion.
(ACTUAL_FP_REGNUM): new macro for FP.
(FRAME_CHAIN_VALID): removed. Standard default works fine.
* m88k-tdep.c (frame_chain_valid): redundant, so removed.
(NEXT_PROLOGUE_INSN): removed unused fourth arg, fixed all
callers.
(read_next_frame_reg): declare static.
(examine_prologue): removed unused variabel insn2, rename insn1
to insn, rewrote comment about finding fp, sp, etc. set frame_fp
based on ACTUAL_FP_REGNUM rather than FP_REGNUM which is
actually a scammed alias for SP_REGNUM on m88k.
the saved pc from sigcontext on the stack for BSD signal handling.
* config/i386/tm-i386bsd.h (SIGTRAMP_START, SIGTRAMP_END, FRAME_CHAIN,
FRAMELESS_FUNCTION_INVOCATION, FRAME_SAVED_PC, SIGCONTEXT_PC_OFFSET):
Define to make backtracing through sigtramp work.
* config/vax/tm-vax.h (SIGTRAMP_START, SIGTRAMP_END, TARGET_UPAGES,
FRAME_SAVED_PC, SIGCONTEXT_PC_OFFSET): Ditto.
Use the function name when calling IN_SIGTRAMP.
* config/m68k/tm-m68k.h (SIG_PC_FP_OFFSET, SIG_SP_FP_OFFSET):
Define for correct handling of bachtraces through _sigtramp.
* m68k-tdep.c (m68k_find_saved_regs): Adjust saved sp for fake
sigtramp frames.
* mipsread.c (parse_type): Handle corrupt TIR info with complaint
instead of core dump.
* mipsread.c (parse_partial_symbols): Put static symbols into the
mimimal symbol table, use proper mst_types for all minimal symbols.
* stack.c (frame_info, print_frame_info): Use the starting source
line number on a line boundary if backtracing through sigtramp.
simply save encode this fact as the process group and return
success rather than an error.
(set_tty_state): if process group is -1, do not reset the
process group.
(hardwire_reachar): comment change.
GDBSERVER_DEPFILES. Also remove much (but not all that could be
removed) crud inherited from gdb Makefile.in.
* config/i386/i386lynx.mh, config/sparc/sun4os4.mh: Define GDBSERVER_*.
* gdbserver/README: Say it works on Sun and change configuration
instructions slightly.
* core.c: Add commands to set and show it.
* Callers to bfd_*open*: Pass gnutarget instead of NULL as target.
* environ.c (set_in_environ): For GNUTARGET, use set_gnutarget not
putenv.
* symtab.c (decode_line_1): Give error on unmatched single quote.
function.
* dwarfread.c (add_partial_symbol): Remove code to add minimal
symbols and remove comment about limitations. Experiments show
that now that gdb handles the ELF symtab better for creating
minimal symbols, that no additional information is added by
examining the DWARF information, and in fact, given the
limitations, the DWARF code was actually making things worse.
from the data symbols and give them the correct minimal_symbol_type.
Add file static symbols to the minimal symbol table, not just
global symbols. Add absolute symbols as well (like _edata, _end).
Redo stabs-in-elf special symbol handling now that file static
symbols are entered into the into the minimal symbol table.
from the data symbols and give them the correct minimal_symbol_type.
Add file static symbols to the minimal symbol table, not just
global symbols. Ignore symbols that are section names and file names.
* dwarfread.c (add_partial_symbol): Add comment about limitations
of DWARF symbols for distinquishing data from bss when adding
minimal symbols. Add file local symbols to minimal symbols.
* gdbserver/remote-inflow.c (create_inferior): Fix comments, and
error msg. Setup seperate process group for child.
* (write_inferior_memory): Sleep for 1 second and retry on ptrace
failure.
* Makefile.in (CLIBS): Reorder to make Lynx ld happy.
* (HFILES): New file thread.h.
* (OBS): New file thread.c.
* configure.in: Host config for Lynx/386.
* fork-child.c (fork_inferior): Call init_thread_list().
* infrun.c (resume): Add pid to invocation of target_resume().
* (wait_for_inferior): Pay attention to pid from target_wait().
Multi-threading code now uses this to determine what to do.
* inftarg.c (child_wait): Conditionalize based on CHILD_WAIT macro.
Use target_pid_to_str() macro throughout when printing pid.
* inferior.h (child_resume): Add pid to prototype.
* hppab-nat.c hppah-nat.c infptrace.c (child_resume): Pass in pid as
argument, instead of using inferior_pid.
* procfs.c (procfs_resume): Pass in pid as argument. Ignored for
now. Use target_pid_to_str() macro throughout for printing process id.
* remote-adapt.c (adapt_resume): Pass in pid as argument.
* remote-eb.c (eb_resume): Pass in pid as argument.
* remote-es.c (es1800_resume): Pass in pid as argument.
* remote-hms.c (hms_resume): Pass in pid as argument.
* remote-mips.c (mips_resume): Pass in pid as argument.
* remote-mm.c (mm_resume): Pass in pid as argument.
* remote-monitor.c (monitor_resume): Pass in pid as argument.
* remote-nindy.c (nindy_resume): Pass in pid as argument.
* remote-sa.sparc.c (remote_resume): Pass in pid as argument.
* remote-sim.c (rem_resume): Pass in pid as argument.
* remote-sp64sim.c (simif_resume): Pass in pid as argument.
* remote-st.c (st2000_resume): Pass in pid as argument.
* remote-udi.c (udi_resume): Pass in pid as argument.
* remote-vx.c (vx_resume): Pass in pid as argument.
* remote-z8k.c (rem_resume): Pass in pid as argument.
* remote.c (remote_resume): Pass in pid as argument.
* solib.c (solid_create_inferior_hook): Pass inferior_pid to
target_resume().
* target.c (normal_pid_to_str): New routine to print out process
ID normally.
* target.h (struct target_ops): Add pid to prototype at
to_resume(). (target_resume): Add pid argument.
* (target_pid_to_str): Default definition for normal type pids.
* thread.c, thread.c: New modules for multi thread/process control.
* tm-hppa.h (TARGET_WRITE_PC): Define.
* hppa-tdep.c (hppa_fix_call_dummy): If in a syscall,
then return the address of the dummy itself rather than
the address of $$dyncall.
(target_write_pc): New function to store a new PC.
conditions, they might contain symbol table references.
* mipsread.c (parse_symbol): Handle opaque struct definitions and
type naming for stTypedef symbols.
was adequate in gdb 3.5 but not now.
* valops.c (typecmp): An array in t2 matches a pointer in t1.
* valops.c (typecmp): When comparing type1& to type2, compare
type1 and type2 as leniently as if we were comparing type1 to
type2.
baseclass doesn't have a name.
* values.c (vb_match): New function, which finds the virtual
base class pointer even if the types are nameless.
(baseclass_{addr,offset}): Use it.
* nindy-share/*, remote-nindy.c: Extensive hacking to make it
conform to GDB conventions like using memcpy not bcopy, serial.h,
etc. This is to make it host on Solaris, AIX, etc.
* Makefile.in: Reflect removed nindy-share files.
* config/i960/nindy960.mt (TDEPFILES): Remove ttybreak.o.
* nindy-share/*, remote-nindy.c: Extensive hacking to make it
conform to GDB conventions like using memcpy not bcopy, serial.h,
etc. This is to make it host on Solaris, AIX, etc.
* Makefile.in: Reflect removed nindy-share files.
<memory.h>.
Include <malloc.h> rather than declaring malloc functions ourself.
* ser-unix.c (set_tty_state): Don't ignore errors setting process
group.
* inflow.c (terminal_inferior): If attach_flag set, ignore errors
from set_tty_state.
we have breakpoints or watchpoints as we might have to ignore internal
breakpoints.
Fix gdb core dumps after `file newfile' commands.
* symtab.h, symfile.c (clear_symtab_users): New routine which
unconditionally clears symtab users. clear_symtab_users_once
commented out as it was a noop anyway.
* objfiles.c (free_objfile): Don't call clear_symtab_users_once.
* objfiles.c (free_all_objfiles), symfile.c (new_symfile_objfile),
xcoffexec.c (exec_close): Call clear_symtab_users if necessary.
* symfile.c (syms_from_objfile): Install cleanups for errors during
symbol reading.
* coffread.c, dbxread.c, mipsread.c, xcoffread.c (*_symfile_read):
Lint cleanup code, call do_cleanups explicitly.
* symfile.c (symbol_file_add): Call new_symfile_objfile and
reinit_frame_cache _after_ the new symbols are read in.
command. Now we use unwind info by default if we can find it.
* config/sparc: Move VARIABLES_INSIDE_BLOCK and SUN_FIXED_LBRAC_BUG
to tm-sparc.h so they are shared between Solaris and SunOS4.
* dbxread.c (process_one_symbol): Deal with SunOS4 acc N_STSYM and
N_GSYM functions.
(can't include it in nm-*.h file because it causes conflicts with
a.out symbol definitions).
* hp300ux-nat.c (fetch_core_registers): Commented out; obsolete.
* config/m68k/hp300hpux.mh (NATDEPFILES): Added coredep.o and
corelow.o.
* config/m68k/nm-hp300hpux.h (NEED_SYS_CORE_H): Defined.
(REGISTER_U_ADDR): Defined.
* config/m68k/xm-hp300hpux.h (HAVE_TERMIOS): Define instead of
HAVE_TERMIO.
* config/pa/xm-hppah.h: Likewise.
an stBlock, skip over the fields of the inner one.
* mips-tdep.c (init_extra_frame_info): If in lenient prologue, call
heuristic_proc_desc rather than just assuming registers not saved.
restrictions for mips hosts.
* config/mips/{xm-irix3.h, xm-mips.h, xm-news-mips.h, xm-riscos.h}:
Use it.
* mips-tdep.c (init_extra_frame_info): Do not check for
mips_in_lenient_prologue if it is a dummy frame.
`b 123' and `b foo' if foo is a static function.
* symtab.c (decode_line_1, decode_line_2): New argument `canonical'
to return canonical line specs if requested by the caller.
* breakpoint.c, source.c, symtab.c, symtab.h: Change prototypes and
callers accordingly.
* symtab.c (build_canonical_line_spec): New helper function which
constructs the canonical line spec.
* breakpoint.c (break_command_1): Use canonical line spec instead
of command string as addr_string if necessary.
* source.c (line_info): Fix storage leak.
but not the others.
* symm-tdep.c: Remove exec_file_command.
[_SEQUENT_] (ptx_coff_regno_to_gdb, register_addr): New functions.
A few miscellaneous cleanups.
* symm-nat.c: Renamed from symm-xdep.c.
* All symmetry dependent files: Many changes.
but not the others.
* symm-tdep.c: Remove exec_file_command.
[_SEQUENT_] (ptx_coff_regno_to_gdb, register_addr): New functions.
A few miscellaneous cleanups.
* symm-nat.c: Renamed from symm-xdep.c.
* All symmetry dependent files: Many changes.
Use read_memory_nobpt.
(is_delayed, mips_in_lenient_prologue): New functions.
(init_extra_frame_info): If in the prologue, don't use saved registers.
* config/mips/tm-mips.h: Declare mips_skip_prologue.
(find_proc_framesize): Return 0 for linker stubs.
(rp_saved): Tell the caller where rp is saved.
(frame_chain_valid): Return 1 for linker stubs.
(frame_saved_pc): Use return value from rp_saved.
save the indices of the MIPS_EFI_SYMBOL_NAME symbol rather than
looking them up by the names of the functions.
* mipsread.c (mylookup_symbol): Use strcmp, not STREQ, as we have
already checked the first characters.
* printcmd.c (makeva_list): Use MAKEVA_EXTRA_INFO to define
machine dependent fields in the makeva_list structure.
(makeva_size): Allocate extra space to handle gaps made by
alignment restrictions.
* config/pa/xm-pa.h (MAKEVA_EXTRA_INFO): Define.
(MAKEVA_START): Initialize arglist_address field.
(MAKEVA_ARG): Always store arguments on natural alignment
boundaries. Set arglist_address to the address right after
the args.
(MAKEVA_END): Simply return the value stored in arglist_address.
Fri Jun 25 17:02:45 1993 Stu Grossman (grossman at cygnus.com)
* gdbserver/Makefile.in: Add dependancies on server.h.
* gdbserver/remote-gutils.c: Remove lots of unused functions and
variables.
* gdbserver/remote-inflow.c: Remove lots of unused variables and
#includes. Also, use PTRACE_* symbols instead of constants.
(mywait): Surround calls to wait() with enable/disable_async_io()
so that we can be interrupted from GDB while waiting for the
child. Also, handle child exit more gracefully.
* gdbserver/remote-server.c: Remove lots of unused variables.
Move all extern defs into server.h. Redo main loop so that
failure from getpkt() causes communications to be re-established.
Fix 'k' command so that it restarts the child.
* gdbserver/remote-utils.c: Remove lots of unloved vars and
subrs. Move many extern decls into server.h. (remote_open): For
tcp, seperate usage of proto fd from connected fd. Close proto
fd after getting connection. (putpkt/getpkt): Pay attention to
errors when reading/writing. Report these to the caller. New
routines input_interrupt/enable_async_io/disable_async_io to make
it possible to get an I/O interrupt when data arrives from the
comm link.
* serial.h: New file to contain common defs for all remote files.
* stabsread.c (define_symbol): Make the caddr_t hack apply to `function
returning foo' as well as `pointer to foo'.
* remote.c [REMOTE_BREAKPOINT]: Use for breakpoint insn if defined.
* config/m68k/tm-m68k.h: Define it.
* mem-break.c, breakpoint.c: Improve comments.
Tue Jul 13 13:35:31 1993 Frederic Pierresteguy (F.Pierresteguy@frcl.bull.fr)
* config/m68k/tm-dpx2.h: Replace "tm-68k.h" with "m68k/tm-m68k.h".
* config/m68k/xm-dpx2.h: Define HAVE_TERMIOS not HAVE_TERMIO.
val.end is in the same function, not minimal symbols.
* source.c (line_info): Add a few more wrap_here's.
* i386-tdep.c (i386_follow_jump): Do byteswapping where needed and
don't make assumptions about sizes of host data types.
* blockframe.c, symtab.h (find_pc_partial_function): New arg endaddr.
* infrun.c, breakpoint.c, printcmd.c: Change callers.
* printcmd.c (containing_function_bounds): Remove.
* printcmd.c (disassemble_command): Use find_pc_partial_function,
not containing_function_bounds.
* infcmd.c (step_1): Use find_pc_partial_function rather than
trying to roll our own. Move check for a pc between SIGTRAMP_START and
SIGTRAMP_END in find_pc_partial_function, not step_1.
Keep unswapped value in array of char, not REGISTER_TYPE.
Use REGISTER_RAW_SIZE not sizeof (REGISTER_TYPE).
(sparc_extract_struct_value_address): Use TARGET_PTR_BIT not
sizeof (CORE_ADDR).
step_resume_break_address with step_resume_breakpoint (now local
to wait_for_inferior).
({insert,remove}_step_breakpoint): Remove.
(wait_for_inferior): Set step resume break with
set_momentary_breakpoint. Test hitting it with bpstat_stop_status
and bpstat_what (stop_step_resume_break removed).
* breakpoint.{h,c}, infrun.c: Return value from bpstat_what now struct
which includes previous return value as main_action, and a step_resume
bit.
* breakpoint.c (delete_breakpoint): If breakpoint was inserted, and
there is another breakpoint there, insert it.
* infrun.c (wait_for_inferior): Rearrange the spaghetti a bit. Use
a few more gotos.
Various: Clean up and add comments.
* h8300-tdep.c (NEXT_PROLOGUE_INSN): Make pword1 an INSN_WORD *
not short *.
* findvar.c, defs.h
({extract,store}_{signed_integer,unsigned_integer,address}):
New routines to replace SWAP_TARGET_AND_HOST.
All over: All uses of SWAP_TARGET_AND_HOST on integers replaced.
({extract,store}_{signed_integer,unsigned_integer,address}):
New routines to replace SWAP_TARGET_AND_HOST.
All over: All uses of SWAP_TARGET_AND_HOST on integers replaced.
Change error message in (another) attempt to make it comprehensible.
* valops.c (call_function_by_hand): Pass name to run_stack_dummy.
* symtab.h: Declare demangle and asm_demangle since macros use them.
config/gould/tmp-{pn,np1}.h,
config/{sparc/tm-sparc.h,pyr/tm-pyr.h,vax/tm-vax.h}: Remove field
next_frame from struct frame_info. It has no purpose beyond
->next->frame and is an artifact from GDB 2.8.
* signals.h: Don't undefine signals anymore.
* main.c: Use job_control from serial.h.
* fork-child.c (fork_inferior): Use gdb_setpgid.
* serial.h, ser-unix.c, ser-go32.c: Provide gdb_setpgid.
* utils.c (quit): Use current_target->to_terminal_ours to figure
out whether we care about lack of job control, rather than __GO32__.
* utils.c: Include serial.h not terminal.h
(quit): Use job_control not TIOCGPGRP.
* terminal.h: Don't undefine TIOCGPGRP.
* serial.h, ser-unix.c, ser-go32.c, ser-tcp.c: Add SERIAL_FLUSH_OUTPUT.
* utils.c (quit): Use it.
* serial.h: Add SERIAL_UN_FDOPEN.
* utils.c (quit): Use it.
* ser-unix.c: Add process group to ttystate.
[HAVE_SGTTY]: Add tchars, ltchars, and lmode to ttystate.
* inflow.c: Include serial.h not terminal.h.
Use serial.h stuff to replace most of the maze of #ifdef's.
* inflow.c, main.c, inferior.h: make gdb_has_a_terminal a function.
* serial.h: Document SERIAL_SET_TTY_STATE as being immediate.
* ser-unix.c: Use TIOCSETN not TIOCSETP so it is true.
* serial.h, ser-unix.c, ser-go32.c, ser-tcp.c:
Add SERIAL_PRINT_TTY_STATE, SERIAL_NOFLUSH_SET_TTY_STATE, and
SERIAL_SET_PROCESS_GROUP.
* inflow.c: Use them.
* config/xm-svr4.h, config/rs6000/xm-rs6000.h, config/sparc/sun4os4.h:
Define HAVE_TERMIOS.
* Various: Remove all use of TIOC*_BROKEN.
a function to avoid printing of function arguments in wrong order
due to sorting.
* symfile.c (compare_symbols): Remove code for sorting arguments
as blocks containing arguments are no longer sorted.
* symtab.c (lookup_block_symbol): Update comment accordingly.
