Danny Smith <dannysmith@users.sourceforge.net>
* lib/msxml-uuid.c: New file to generate UUIDs for
MSXML interfaces.
* lib/Makefile.in (UUID_OBJS): Add msxml-uuid.o.
Add missing ChangeLog entries for 2005-12-07 commits.
(hires_ms::initime_us): Just define as LONGLONG.
(hires_ms::uptime): New function.
* select.cc (select_stuff::wait): Use gtod for timing to attempt to avoid
windows 32 bit wraparound.
* times.cc (systime): New function.
(times): Replace GetTickCount with gtod.uptime.
(hires_us::prime): Use systime() to calculate system time rather than calling
GetSystemTimeAsFileTime directly.
(hires_ms::prime): Ditto. Eliminate initime_ms.
(hires_ms::usecs): Try harder to detect wraparound.
* fhandler_proc.cc (format_proc_partitions): Set drive_size to zero to avoid a
compiler warning.
STATUS_ACCESS_VIOLATION, check if the page is a mmaped page beyond
a file's EOF. Generate SIGBUS instead of SIGSEGV then.
* mmap.cc (__PROT_ATTACH): New define.
(__PROT_FILLER): Ditto.
(fh_anonymous): Rename from fh_paging_file;
(fh_disk_file): New global static variable.
(attached): New inline function.
(filler): Ditto.
(gen_create_protect): Split off from gen_protect to use the file's
access mode to create mapping always with maximum allowed protections.
(gen_protect): Accomodate pages attached beyond EOF. Use symbolic
values instead of numerics when possible. Drop create parameter.
(gen_access): Use file's access mode instead of protection.
(CreateMapping9x): Create named mapping names so that different
creation access modes result in different mappings.
(CreateMappingNT): Only reserve attached pages, don't commit them.
(MapViewNT): Ditto. Set AT_ROUND_TO_PAGE for all non-NULL base
addresses.
(mmap_func_t): Define CreateMapping and MapView function pointers
with additional openflags parameter.
(class mmap_record): Add openflags member.
(mmap_record::mmap_record): Add openflags parameter.
(mmap_record::get_openflags): New accessor.
(mmap_record::attached): Call global attached function.
(mmap_record::filler): Call global filler function.
(mmap_record::gen_create_protect): Call global gen_create_protect
function.
(mmap_record::gen_protect): Drop create parameter.
(mmap_record::alloc_fh): Set fhandler's access flags.
(list::search_record): Accomodate filler pages.
(list::set): Use inode number as hash value.
(map::get_list_by_fd): Check hash value against file's inode number.
(mmap_is_attached_page): New function to evaluate if a given address
is on a attached page. Called from _cygtls::handle_exceptions.
(mmap_worker): New function to do mapping and bookkeeping in a
single call.
(mmap64): Use roundup2 to round length to pagesize alignment.
Initialize global fhandlers. Simplify anonymous initialization.
Add SUSv3 compatible check of file open mode vs. requested protection.
Try creating new file handles to allow maximum page protection.
Allow creating attached pages in case of mapping beyond EOF.
Close new file handle if one has been created.
(munmap): Align len to pagesize.
(msync): Rework argument checks. Align len to pagesize.
(mprotect): Ditto. Accomodate attached pages.
(mlock): Use roundup/rounddown macros instead of homemade expressions.
(munlock): Add page alignment as in mlock.
(fhandler_dev_zero::munmap): Fix unmapping of non-private mappings.
(fhandler_dev_zero::fixup_mmap_after_fork): Accomodate filler pages.
(fixup_mmaps_after_fork): Don't fail if attached pages couldn't be
created in child. Avoid superfluous call to VirtualFree. Check for
original allocation protection to fix PAGE_WRITECOPY protection.
* ntdll.h: Revert deletion of AT_ROUND_TO_PAGE define.
* winsup.h (mmap_is_attached_page): Declare.
* include/cygwin/version.h: Bump api minor number to 147, reflecting
obsolescence of d_ino.
(CYGWIN_VERSION_USER_API_VERSION_COMBINED): New convenience macro.
(CYGWIN_VERSION_CHECK_FOR_NEEDS_D_INO): New convenience macro.
(main): Use show_usecs rather than usecs. Toggle delta if '-u' is specified.
(handle_output_debug_string): Avoid printing microsecond timestamp if
show_usecs == 0.
* utils.sgml (strace): Add words to describe '-u'.
2005-12-05 Paolo Bonzini <bonzini@gnu.org>
Sync with gcc:
2005-12-05 Paolo Bonzini <bonzini@gnu.org>
* configure.in (CONFIGURED_BISON, CONFIGURED_YACC, CONFIGURED_M4,
CONFIGURED_FLEX, CONFIGURED_LEX, CONFIGURED_MAKEINFO): Remove
"CONFIGURED_" from the AC_CHECK_PROGS invocation. Move below.
Find in-tree tools if available.
(EXPECT, RUNTEST, LIPO, STRIP): Find them and substitute them.
(CONFIGURED_*_FOR_TARGET): Don't set nor substitute.
(*_FOR_TARGET): Set them with GCC_TARGET_TOOL.
(COMPILER_*_FOR_TARGET): New.
* Makefile.tpl (HOST_EXPORTS): Add *_FOR_TARGET symbols that gcc needs.
(BASE_TARGET_EXPORTS): Use COMPILER_*_FOR_TARGET symbols.
(CONFIGURED_*, USUAL_*): Remove.
(BISON, YACC, FLEX, LEX, M4, MAKEINFO, EXPECT, RUNTEST, LIPO,
STRIP): Use autoconf substitutions.
(COMPILER_AS_FOR_TARGET, COMPILER_LD_FOR_TARGET,
COMPILER_NM_FOR_TARGET): New.
(EXTRA_HOST_FLAGS): Pass LIPO and STRIP.
(all): Make all-host and all-target in parallel.
(do-[+make_target+], do-check, install, [+compare-target+]): Ensure
that $$r and $$s are set before invoking a recursive make.
(stage[+id+]-bubble): Likewise, and invoke the comparison at the end.
([+bootstrap-target+]): Inline most of the `all' target.
2005-11-29 Ben Elliston <bje@au.ibm.com>
* Makefile.tpl (clean-target-libgcc): Invoke clean-target-libgcc
from the gcc build directory.
* Makefile.in: Regenerate.
2005-11-29 Ben Elliston <bje@au.ibm.com>
* Makefile.def: Add new libdecnumber host_module. Make all-gcc
depend on all-libdecnumber.
* configure.in (host_libs): Include libdecnumber.
* Makefile.in: Regenerate.
* configure: Likewise.
2005-11-21 Kean Johnston <jkj@sco.com>
* config.sub, config.guess: Sync from upstream sources.
config:
2005-12-05 Paolo Bonzini <bonzini@gnu.org>
* acx.m4 (GCC_TARGET_TOOL): New.
doesn't care.
(exception_handler): Use real exception_list parameter type rather than void *
* tlsoffsets.h: Regenerate.
* cygtls.h (_cygtls::handle_exceptions): Use real exception_list parameter type
rather than void *.
(handle_threadlist_exception): Ditto.
(init_exception_handler): Ditto.
* cygtls.cc (_cygtls::handle_threadlist_exception ): Ditto.
(_cygtls::init_exception_handler): Add kludge to terminate linked list with a
loop, which seems to solve problem of RtlUnwind causing problems
* exceptions.cc (rtl_unwind): Use real exception_list parameter type rather
than void *.
(_cygtls::handle_exceptions): Ditto.
(_cygtls::handle_exceptions): New function declaration.
(_cygtls::handle_threadlist_exception): Ditto.
(_cygtls::init_exception_handler): Ditto.
(_cygtls::init_threadlist_exceptions): Remove arg from declaration.
* cygtls.cc (_cygtls::call2): Don't initialize exceptions here.
(_cygtls::init_thread): Do it here instead and use member function.
(_cygtls::handle_threadlist_exception): Move into _cygtls class.
(_cygtls::init_exception_handler): Ditto. Rely on existence of 'el' memmber in
_cygtls.
(_cygtls::init_threadlist_exceptions): Ditto.
* dcrt0.cc (dll_crt0_1): Remove exception_list definition and setting since it
now commonly resides in the tls.
* exceptions.cc (init_exception_handler): Move to cygtls.cc.
(init_exceptions): Ditto.
(rtl_unwind): New, safe wrapper function for RtlUnwind.
(_cygtls::handle_exceptions): Move to _cygtls. Call rtl_unwind to unwind
frames and eliminate copying of structures. Put address of failing instruction
in si_addr, not the address on the stack. Return 0 to indicate that we've
handled this exception.
* external.cc (cygwin_internal): Make CW_INIT_EXCEPTIONS a no-op.
* sigproc.cc (wait_sig): Accommodate argument change to
_cygtls::init_threadlist_exceptions.
* tlsoffsets.h: Regenerate.
* include/exceptions.h (exception_list): Add more stuff to the exception list.
Apparently windows needs this?
(init_exceptions): Remove bogus declaration.
* include/cygwin/signal.h (SI_USER): Redefine as zero as per SUSv3.
* thread.cc (pthread_kill): Set si_pid and si_uid.
* timer.cc (timer_thread): Set si_code to SI_TIMER.
(gen_protect): Convert to inline function.
(gen_access): Ditto.
(mmap_record::gen_protect): Add create parameter as in global function.
(mmap_record::alloc_page_map): Change condition so that always the
correct protection setting is set after mapping has been established.
(mmap64): For anonymous mappings set offset always to 0.
(fixup_mmaps_after_fork): Always call fixup_mmap_after_fork method
with the MAP_FIXED flag set.
(_major): Ditto.
(device::is_fs_special): New function.
* fhandler_disk_file.cc (fhandler_base::fstat_helper): Set the size to 0 for
devices rather than reporting the size of the symlink.
(fhandler_disk_file::readdir): Use is_fs_special to determine if .lnk should be
stripped.
* path.cc: Rename symlink_info::is_symlink to symlink_info::issymlink
throughout.
(symlink_info::isdevice): New field.
(path_conv::check): Use 'isdevice' to determine if just-parsed entity is a
device rather than relying on non-zero major/minor.
(symlink_info::parse_device): Set isdevice to true if we've discovered a
device.
(symlink_info::check): Clear isdevice field prior to processing. Use isdevice
to control debugging output.
(symlink_info::set): Set isdevice to false.
* path.h (path_conv::is_fs_special): New function.
* devices.cc: Regenerate.
* libnosys/Makefile.in (OBJS): Add chown, readlink, and symlink.
* libnosys/chown.c: New file.
* libnosys/readlink.c: New file.
* libnosys/symlink.c: New file.
within another already existing map, moved from mmap64 here.
(mmap64): Just call try_map now.
(fhandler_dev_zero::fixup_mmap_after_fork): Always create new private
map with PAGE_READWRITE protection.
(fixup_mmaps_after_fork): Fix comment.
