* acconfig.h: Add HAVE_TKILL_SYSCALL definition check.
* config.in: Regenerated.
* configure.in: Add test for syscall function and check for
__NR_tkill macro in <syscall.h> to set HAVE_TKILL_SYSCALL.
* configure: Regenerated.
* lin-lwp.c [HAVE_TKILL_SYSCALL]: Include <unistd.h> and
<sys/syscall.h>.
(kill_lwp): New function that uses tkill syscall or
uses kill, depending on whether threading model is nptl or not.
All callers of kill() changed to use kill_lwp().
(lin_lwp_wait): Make special check when WIFEXITED occurs to
see if all threads have already exited in the nptl model.
(stop_and_resume_callback): New callback function used by the
lin_lwp_wait thread exit handling code.
(stop_wait_callback): Check for threads already having exited and
delete such threads fromt the lwp list when discovered.
(stop_callback): Don't assert retcode of kill call.
Roland McGrath <roland@redhat.com>
* i386-linux-nat.c (ps_get_thread_area): New function needed by
nptl libthread_db.
Check for monstartup and _mcleanup regardless of --enable-profiling.
* maint.c: Check for monstartup and _mcleanup before using them.
* config.in: Regenerated.
* configure: Regenerated.
2003-01-23 Alexander Larsson <alexl@redhat.com>
Jim Blandy <jimb@redhat.com>
Add support for executables whose debug info has been separated
out into a separate file, leaving only a link behind.
* objfiles.h (struct objfile): New fields: separate_debug_objfile
and separate_debug_objfile_backlink.
(put_objfile_before): New declaration.
* symfile.c: #include "filenames.h".
(symbol_file_add_with_addrs_or_offsets): If this objfile has its
debug info in a separate file, read that, too. Save the addrs
argument, so we can use it again to read the separated debug info;
syms_from_objfile modifies the table we pass it.
(reread_symbols): After re-reading an objfile, call
reread_separate_symbols to refresh its separate debug info
objfile, if it has one.
(reread_separate_symbols, find_separate_debug_file,
get_debug_link_info, separate_debug_file_exists): New functions.
(debug_file_directory): New global var.
(_initialize_symfile): Initialize debug_file_directory, and
provide the new `set debug-file-directory' command to let the user
change it.
* objfiles.c (free_objfile): If this objfile has its debug info in
a separate objfile, free that one too. If this is itself a
separate debug info objfile, clear our parent's backlink.
(put_objfile_before): New function.
* utils.c (gnu_debuglink_crc32): New function.
* defs.h (gnu_debuglink_crc32): New declaration.
* Makefile.in (symfile.o): Note dependency on "filenames.h".
* configure.in: Handle --with-separate-debug-dir config option.
* acinclude.m4 (AC_DEFINE_DIR): New macro.
* acconfig.h (DEBUGDIR): New macro.
* configure, aclocal.m4, config.in: Regenerated.
gdb/doc/ChangeLog:
2003-01-23 Jim Blandy <jimb@redhat.com>
* gdb.texinfo (Separate Debug Files): New section.
(config_h): Define.
(osabi.o): Update dependencies.
* configure.tgt: Set gdb_osabi based on target triplet.
* configure.in: Define GDB_OSABI_DEFAULT based on gdb_osabi.
* configure: Regenerated.
* config.in: Regenerated.
* osabi.c: Include "arch-utils.h", "gdbcmd.h", and "command.h".
(GDB_OSABI_DEFAULT): Define if not already defined.
(user_osabi_state, user_selected_osabi, gdb_osabi_available_names)
(set_osabi_string): New variables.
(gdbarch_register_osabi): Add new OS ABI to
gdb_osabi_available_names.
(gdbarch_lookup_osabi): Honor specified and default OS ABIs.
(set_osabi, show_osabi): New functions.
(_initialize_gdb_osabi): Add "set osabi" and "show osabi" commands.
AC_CHECK_FUNCS and remove the old check for pread64.
* acinclude.m4 (AC_GNU_SOURCE): New macro.
* acconfig.h (_GNU_SOURCE): Add.
(HAVE_PREAD64): Remove.
* configure, aclocal.m4, config.in: Regenerated.
--without-included regex option, and move it into the "Checks for
library functions" section. This makes us use the system regex
again by default on systems with version 2 of the GNU C library.
This was apparently broken.
* gdb_regex.h [!USE_INCLUDED_REGEX] (_REGEX_RE_COMP): Define.
* acconfig.h (USE_INCLUDED_REGEX): Remove.
* config.in, configure: Regenerated.
* configure.in: Create "Checks for header files" section, and move
appropriate tests there. Don't check for objlist.h, wchar.h,
wctype.h and asm/debugreg.h. Rewrite Solaris 2.[78] <curses.h>
misdetection fix. Also add "Checks for types", "Checks for
compiler characteristics" and "Checks for library functions"
sections.
* config.in, configure: Regenerated.
canonicalize_file_name Regenerated.
* config.in, configure: Regenerated.
* utils.c: (gdb_realpath) If HAVE_CANONICALIZE_FILE_NAME is
defined use canonicalize_file_name.
* config.in: Regenerate.
* configure.in: Update copyright years.
Add test for PT_GETXMMREGS supplied by <sys/ptrace.h>.
* configure: Regenerate.
* i386bsd-nat.c: Update copyright years.
(fill_gregset): Use regcache_collect.
(fetch_inferior_registers): Only fetch integer registers
if requested to do so. Add support for XMM registers
using PT_GETXMMREGS.
(store_inferior_registers): Only store integer registers
if requested to do so. Add support for XMM registers
using PT_SETXMMREGS.
* i386nbsd-nat.c (fetch_inferior_registers): Remove.
(store_inferior_registers): Remove.
(fetch_core_registers): Use supply_gregset and i387_supply_fsave.
(fetch_elfcore_registers): New function.
(i386nbsd_elfcore_fns): New.
(_initialize_i386nbsd_nat): Register i386nbsd_elfcore_fns.
* config/i386/nbsd.mh (NATDEPFILES): Add i387-nat.o and
i386bsd-nat.o.
* config/i386/nbsdelf.mh (NATDEPFILES): Likewise.
* config/i386/nbsd.mt (TDEPFILES): Add i386bsd-nat.o.
* config/i386/nbsdelf.mt (TDEPFILES): Likewise.
* config/i386/tm-nbsd.h: Update copyright years.
(HAVE_SSE_REGS): Define.
(IN_SIGTRAMP): Define as i386bsd_in_sigtramp.
(SIGTRAMP_START): Redefine as i386bsd_sigtramp_start.
(SIGTRAMP_END): Redefine as i386bsd_sigtramp_end.
(SIGCONTEXT_PC_OFFSET): Remove.
(FRAME_SAVED_PC): Define as i386bsd_frame_saved_pc.
* configure.in: Check for realpath.
* defs.h (gdb_realpath): Declare.
* symtab.h (partial_symtab): Added fullname field.
* source.c (openp): Use gdb_realpath.
(forget_cached_source_info): Clear full name of each partial
symtab.
* utils.c (gdb_realpath): New function.
* symtab.c (lookup_symtab): Removed.
(lookup_symtab_1): Renamed to lookup_symtab.
(lookup_symtab): Look for real path.
(lookup_partial_symtab): Likewise.
gratuitious whitespace changes.
[!HAVE_SIGPROCMASK]: Call sigsetmask if HAVE_SIGSETMASK is defined.
* top.c: Remove redundant logic to define HAVE_SIGSETMASK.
(sigsetmask) Don't define macro.
(stop_sig) [HAVE_SIGPROCMASK]: Add bit of code snatched from
async_stop_sig from event-top.c.
[!HAVE_SIGPROCMASK]: Call sigsetmask if HAVE_SIGSETMASK is
defined.
* configure.in (AC_CHECK_FUNCS): Put functions in alphabetical
order. Add sigsetmask.
(AC_FUNC_VFORK, AC_FUNC_ALLOCA): Reorder such that they're in
alphabetical order.
* config/xm-aix4.h, config/alpha/xm-alphalinux.h,
config/i386/xm-cygwin.h, config/rs6000/xm-rs6000.h
(HAVE_SIGSETMASK): Remove.
* aclocal.m4, config.in, configure
(AC_FUNC_SETPGRP): Add.
* aclocal.m4, configure, config.in: Regenerated.
* inflow.c (gdb_setpgid): Get rid of NEED_POSIX_SETPGID and
SETPGRP_ARGS. Always use setpgid if it is available, fall back on
setpgrp if it isn't. Use SETPGRP_VOID (defined by autoconf) to
distinguish between the two setpgrp flavours.
* config/xm-sysv4.h, config/arm/xm-linux.h,
config/i386/xm-i386aix.h, config/i386/xm-sco.h,
config/i386/xm-linux.h, config/i386/xm-ptx.h,
config/m68k/xm-linux.h, config/powerpc/xm-linux.h,
config/sparc/xm-linux.h, config/sparc/xm-sun4sol2.h,
config/ia64/xm-linux.h (NEED_POSIX_SETPGID): Remove.
* config/rs6000/xm-rs6000.h (SETPGRP_ARGS): Remove.
* valops.c (value_cast): Indentation fix-up.
* acconfig.h (HAVE_PRGREGSET32_T, HAVE_PRFPREGSET32_T,
HAVE_STRUCT_LINK_MAP32): New configure macros.
* config.in: Ditto.
* configure.in: Test for the above new macros.
* breakpoint.c: Update copyright date.
* core-sol2.c: Include v9/sys/privregs.h directly to
work around a bug in Sun's Solaris 8 header files.
(fetch_core_registers): Use the above new configure macros to
handle cross-debugging of 32-bit core files on a 64-bit host.
* sol-thread.c (ps_pdmodel) New function.
(rw_common): For debugging of 32-bit apps on a 64-bit host,
truncate addresses to 32 bits.
* solib.c (solib_extract_address): Functionize. Make 32/64 aware.
(LM_ADDR, LM_NEXT, LM_NAME): Ditto.
(IGNORE_FIRST_LINK_MAP): Ditto.
(first_link_map_member): Make 32/64 aware.
(open_symbol_file_object): Ditto.
(current_sos): Ditto.
* i386-linux-nat.c: Various doc fixes. Include "i387-nat.h".
(GETFPXREGS_SUPPLIES): Renamed from GETXFPREGS_SUPPLIES.
(have_ptrace_getfpxregs): Renamed from have_ptrace_getxfpregs.
(convert_to_gregset): Removed. Moved logic to ...
(fill_gregset): ... here. Simplified function.
(fetch_regs): Use perror_with_name for error reporting.
(store_regs): Add `regno' parameter. Use perror_with_name for
error reporting. Call fill_gregset instead of convert_to_gregset.
(FPREG_ADDR): Remove.
(supply_fpregset): Implement by calling i387_supply_fsave.
(convert_to_fpregset): Remove.
(fill_fpregset): Implement by calling i387_fill_fsave.
(fetch_fpregs): Use perror_with_name fro error reporting.
(store_fpregs) Add `regno' parameter. Use perror_with_name fro
error reporting. Call fill_fpregset instead of
convert_to_fpregset.
(supply_xfpregset, convert_to_xfpregset): Removed.
(supply_fpxregset, fill_fpxregset): New functions.
(fetch_fpxregs): Renamed from fetch_xfpregs. Use perror_with_name
for error reporting. Call supply_fpxregset instead of
supply_xfpregset.
(store_xfpregs): Removed.
(store_fpxregs): New function.
(fetch_inferior_registers): Adjust for xfp -> fpx change. Tweak
message in call to internal_error.
(store_inferior_registers): Adjust for xfp ->fpx change. Pass
REGNO to store_regs, store_fpregs and store_fpxregs.
(fetch_core_registers): Adjust for xfp -> fpx change.
* acconfig.h (HAVE_PTRACE_GETFPXREGS): Renamed from
HAVE_PTRACE_GETXFPREGS.
* config.in: Regenerated.
* configure.in: Replace check for PTRACE_GETXFPREGS with check for
PTRACE_GETFPXREGS. Remove comment about Cygnus SSE extensions.
* configure: Regenerated.
* config/i386/linux.mh (NATDEPFILES): Add i387-nat.o.
* config/i386/tm-linux.h: Base definition of HAVE_SSE_REGS on
HAVE_PTRACE_GETFPXREGS instead of HAVE_PTRACE_GETXFPREGS.
* acconfig.h (HAVE_PRGREGSET_T, HAVE_PRFPREGSET_T, HAVE_LWPID_T,
HAVE_PSADDR_T): Add them here instead of in config.in.
* acconfig.h (PRFPREGSET_T_BROKEN): New define.
* configure.in: Add check for broken prfpregset_t type.
* lin-thread.c (gdb_prfpregset): New typedef, depends on
definition of PRFPREGSET_T_BROKEN.
(ps_lgetfpregs, ps_lsetfpregs, p_td_thr_getfpregs,
p_td_thr_setfpregs, thread_db_fetch_registers,
thread_db_store_registers): Use gdb_prfpregset_t instead of
prfpregset_t.
* config.in: Regenerated.
* configure: Regenerated.
Andrew Cagney