* exceptions.cc (sigdelayed): Move declaration to sigproc.h.
* sigproc.h (sigdelayed): Make symbol globally available.
* gendef (sigdelayed): Specifically zero incyg and stacklock.
* signal.cc (sigwaitinfo): Lock _my_tls and try harder to clean up signal
information.
include/opcode/
* mips.h (mips_opcode): Add the exclusions field.
(OPCODE_IS_MEMBER): Remove macro.
(cpu_is_member): New inline function.
(opcode_is_member): Likewise.
opcodes/
* micromips-opc.c (micromips_opcodes): Update comment.
* mips-opc.c (mips_builtin_opcodes): Likewise. Mark coprocessor
instructions for IOCT as appropriate.
* mips-dis.c (print_insn_mips): Replace OPCODE_IS_MEMBER with
opcode_is_member.
* configure.in: Substitute NO_WMISSING_FIELD_INITIALIZERS with
the result of a check for the -Wno-missing-field-initializers
GCC option.
* Makefile.am (NO_WMISSING_FIELD_INITIALIZERS): New variable.
(mips-opc.lo): Pass $(NO_WMISSING_FIELD_INITIALIZERS) to
compilation.
(mips16-opc.lo): Likewise.
(micromips-opc.lo): Likewise.
* aclocal.m4: Regenerate.
* configure: Regenerate.
* Makefile.in: Regenerate.
Earnie Boyd [Wed, 8 Aug 2012 20:28:26 +0000 (20:28 +0000)]
* lib/kernel32.def (InterlockedDecrement): Remove the @BYTE count since
we now declare it as __cdecl.
(InterlockedIncrement): Ditto.
(InterlockedExchange): Ditto.
* libc/include/stdio.h (_rename): Define when building newlib.
* libc/include/sys/signal.h (_kill): Ditto.
* libc/include/sys/stat.h (_mkdir): Ditto.
* libc/include/sys/time.h (_gettimeofday): Ditto.
* libc/include/sys/times.h (_times): Ditto.
* libc/include/sys/wait.h (_wait): Ditto.
* libc/locale/lmessages.c (empty): Don't define for Cygwin.
* libc/locale/lmonetary.c (cnv): Ditto.
* libc/locale/nl_langinfo.c (nl_langinfo): Ditto for variable s.
* libc/posix/collate.c: Throughout cast to avoid compiler warning.
* libc/posix/engine.c (matcher): Initialize dp to avoid compiler
warning.
* libc/posix/glob.c: Disable on Cygwin. Explain why.
* libc/posix/regcomp.c: Fix "uninitialized" compiler warnings.
(dissect): Deliberately silence gcc compiler warning. Add comment to
explain why.
* libc/posix/wordexp.c (wordexp): Remove num_bytes variable since result
is never used.
* libc/posix/popen.c (popen): Ditto for variable last.
* libc/reent/mkdirr.c: Include sys/stat.h.
* libc/reent/renamer.c: Include stdio.h.
* libc/search/hash.c: Throughout use underscored variants of the stat
function family.
(init_hash): Add missing definition for the __USE_INTERNAL_STAT64 case.
* libc/search/hash_bigkey.c (__big_insert): Add parenthesis to avoid
compiler warning.
* libc/search/hash_page.c (overflow_page): Initalize freep to NULL to
avoid compiler warning.
* libc/stdio/asiprintf.c (_asiprintf_r): Cast unsigned char * to char *
to avoid compiler warning.
(asiprintf): Ditto.
* libc/stdio/asprintf.c (_asprintf_r): Ditto.
(asprintf): Ditto.
* libc/stdio/vasiprintf.c (_vasiprintf_r): Ditto.
* libc/stdio/vasprintf.c (_vasprintf_r): Ditto.
* libc/stdio/mktemp.c (_gettemp): Cast to unsigned char in call to
isdigit to avoid compiler warning.
* libc/stdio/vfprintf.c (_VFPRINTF_R): Initialize variables used for
grouping to avoid compiler warning. Only define and set nseps and
nrepeats if they are really used.
* libc/stdio/vfwprintf.c (_VFWPRINTF_R): Ditto. Only define state if
it is really used.
* libc/stdio/vfscanf.c (u_char): Revert to be defined as unsigned char.
(__SVFSCANF_R): Cast fmt in call to __mbtowc.
* libc/stdlib/mbtowc_r.c (JIS_state_table): Disable when building
Cygwin.
(JIS_action_table): Ditto.
* libc/stdlib/wctomb_r.c (__utf8_wctomb): Add parenthesis to avoid
compiler warning.
* libc/string/strcasestr.c: Deliberately silence gcc compiler warning.
Add comment to explain why.
* libc/time/strptime.c (strptime): Cast to unsigned char in calls to
isspace to avoid compiler warning.
* libm/math/e_atan2.c (__ieee754_atan2): Add parenthesis to avoid
compiler warning.
* libm/math/e_exp.c (__ieee754_exp): Initialize k to 0 to avoid
compiler warning. Drop setting it to 0 later.
* libm/math/ef_exp.c (__ieee754_expf): Ditto.
* libm/math/e_pow.c (__ieee754_pow): Add braces to avoid compiler
warning.
* libm/math/ef_pow.c (__ieee754_powf): Ditto.
* libm/math/er_lgamma.c (__ieee754_lgamma_r): Initialize nadj to 0 to
avoid compiler warning.
* libm/math/erf_lgamma.c (__ieee754_lgammaf_r): Ditto.
* libm/math/e_rem_pio2.c (__ieee754_rem_pio2): Ditto for variable z.
* libm/common/sf_round.c (roundf): Remove signbit variable since result
is never used.
Earnie Boyd [Mon, 6 Aug 2012 18:12:53 +0000 (18:12 +0000)]
* include/winnt.h (MemoryBarrier): Define to __mingworg_MemoryBarrier()
which is in libmingwex.a.
MODIFIED FROM: Use __sync_synchronize instead of
creating a function due to multiple definition.
NOTE: Not using __sync_synchronize to allow applications to mix-n-match
C libraries from different vendors.
* exceptions.cc (sigdelayed): Simplify declaration.
(_cygtls::call_signal_handler): Fix test for when to pop signal stack. Only do
it exactly when what is on the stack is a no-op.
* spawn.cc (child_info_spawn::worker): Put back a minor variation of Corinna's
test for detecting a background process when starting a non-cygwin process.
Earnie Boyd [Wed, 1 Aug 2012 17:38:51 +0000 (17:38 +0000)]
* include/winbase.h (InterlockedDecrement): Modify declaration from
LONG WINAPI to LONG __cdecl to match Microsoft documentation.
(InterlockedIncrement): Ditto.
(InterlockedExchange): Ditto.
* fhandler.h (fhandler_socket::recv_internal): Add bool parameter.
Add regparm attribute.
* fhandler_socket.cc (fhandler_socket::read): Call recv_internal with
second parameter set to false.
(fhandler_socket::readv): Ditto.
(fhandler_socket::recvfrom): Ditto.
(fhandler_socket::recv_internal): Convert use_recvmsg from local
variable to parameter. Use as request for using WSARecvMsg. Only
fail if WSARecvMsg can't be loaded and wsamsg->Control.len > 0,
otherwise use WSARecv{From}. Restrict dwFlags to MSG_PEEK when using
WSARecvMsg.
(fhandler_socket::recvmsg): Prefer using WSARecvMsg. Change priority
of tests for not using WSARecvMsg. Call recv_internal with second
parameter set accordingly.
* path.cc (etc::dir_changed): Change `io' to a static NO_COPY
variable. Explain why. Add a muto to guard overwriting the changed_h
handle by multiple concurrent threads.
* path.h (class etc): Drop unused changed_h member.
* include/_mingw.h: Add __MINGW_VERSION, __MINGW_MAJOR_VERSION,
__MINGW_MINOR_VERSION and __MINGW_PATCHLEVEL deprecating the __MINGW32_*
versions of the macros.
* configure.in: Use __MINGW_VERSION instead of __MINGW32_VERSION.
* configure: Ditto.
* cygwait.cc (cancelable_wait): Add some debugging-only output.
* exceptions.cc (sig_handle_tty_stop): Make sure that incyg is cleared when
exiting if we have no parent process. Only wait for signal_arrived.
(sigpacket::process): Make continue_now a bool. Delay sending signal_arrived
until the end. Make code more defensive to avoid calling signal handler when
stopped. Only set signal_arrived when stopped.
* sigproc.cc (sig_hold): Rename from sigCONT. Make static.
(sig_send): Accommodate sigCONT -> sig_hold rename.
(wait_sig): Ditto.
* sigproc.h (sigCONT): Delete declaration.
* fhandler_console.cc (fhandler_console::write): Use new '%0c' facility to
print characters. Change to paranoid to avoid excessive strace output.
* fhandler_tty.cc (fhandler_pty_master::accept_input): Make frequent strace
printf "paranoid" to help cut down on strace output size.
* signal.cc (sigsuspend): Add standard syscall strace output.
(sigpause): Ditto.
(pause): Ditto.
* cygtls.h (_cygtls::reset_signal_arrived): New function.
* cygtls.cc (_cygtls::reset_signal_arrived): New function.
(set_signal_arrived::~set_signal_arrived): Use reset_signal_arrived to reset
state.
* exceptions.cc (sig_handle_tty_stop): Use WAIT_SIGNALED rather than assume we
know the return from cancelable_wait.
(_cygtls::interrupt_setup): Modify to allow calling when executing in
non-cygwin code via sigdelayed. Always reset signal_arrived.
* gendef: Throughout use start_offset rather than the completely wrong
sizeof__cygtls.
(_sigdelayed): Rewrite to avoid duplication when calling the signal handler.
(sigreturn): Delete.
* gentls_offsets: Define start_offset rather than sizeof__cygtls.
* tlsoffsets.h: Regenerate.
* fhandler_termios.cc (fhandler_termios::line_edit): Use special case '%0c'
handling to print non-printable characters using hex notation.
* smallprint.cc (__small_vsprintf): Semi-reimplement printing of non-printable
characters in hex but only when padding is specified.
* dcrt0.cc (dll_crt0_0): Remove tty_list initialization.
* shared.cc (memory_init): Initialize tty_list here.
* path.cc (path_conv::check): Remove unneeded parentheses from if check.
* syscalls.cc (enum bin_status): Add dir_not_empty.
(try_to_bin): Call NtQueryInformationFile(FileInternalInformation)
with exact buffer size. Explain why.
Ditto for NtSetInformationFile(FileRenameInformation).
Handle race-condition which might lead to renaming a non-empty
directory.
(unlink_nt): Rearrange and partially rephrase comments related to the
STATUS_SHARING_VIOLATION case. Fix condition under which a dir is
tested for being non-empty. Handle dir_not_empty return code from
try_to_bin. Gracefully handle disappearing directory in rm -r
workaround. Fix typo in comment.
* wincap.cc (wincapc::init): Drop memset call since it can result in
a race condition. Drop all considerations for pre-Windows 2000 systems
since Cygwin won't start on them anyway.
* DevNotes: Add entry cgf-000013.
* cygserver_ipc.h (ipc_set_proc_info): Use _cygtls::ipc_set_proc_info to set
per-thread signal arrived value.
* cygthread.cc (cygthread::detach): Use per-thread signal_arrived via
set_thread_waiting.
* fork.cc (_cygtls::fixup_after_fork): Clear signal_arrived.
(_cygtls::remove): Close any signal_arrived handle when thread exists.
(_cygtls::find_tls): Remove unneeded function.
* cygtls.h: Update copyright.
(class _cygtls): Reorganize to help avoid rebuilding newlib when structure
changes.
(_cygtls::event): Delete.
(_cygtls::threadkill): Ditto.
(_cygtls::signal_waiting): Declare new bool.
(_cygtls::find_tls): Delete declaration.
(_cygtls::set_threadkill): Ditto.
(_cygtls::reset_threadkill): Ditto.
(_cygtls::set_signal_arrived): Declare new function.
(class set_thread_waiting): Declare new class.
* cygwait.cc (cw_nowait_storage): Define.
(cygwait): Set per-thread signal_arrived via set_thread_waiting. Don't
special-case _main_tls.
* cygwait.h (cw_nowait): Define.
(cw_infinite): Ditto.
(cygwait): Redefine pathological wait-only case.
* dcrt0.cc (dll_crt0_0): Remove call to now-defunct events_init().
(dll_crt0_1): Remove call to now-defunct create_signal_arrived().
* exceptions.cc: Reflect set_signal_mask() argument reordering throughout.
Remove signal mask synchronization throughout.
(events_init): Delete definition.
(mask_sync): Delete now-unneeded mask synchronization.
(set_signal_mask): Reverse order of arguments to "standard" to, from layout.
Rename "newmask" argument to "setmask". Remove debugging.
(sig_handle_tty_stop): Use cancelable_wait rather than WFMO.
(_cygtls::interrupt_setup): Don't treat "threadkill" events specially.
Conditionally set signal_arrived depending on whether the thread has created it
or not.
(sigpacket::process): Reorganize to reflect thread-specific sending of signals
which is more in line with the way it was actually supposed to work.
* fhandler_socket.cc (get_inet_addr): Use cancelable_wait rather than
IsEventSignalled to avoid potential race.
(fhandler_socket::wait_for_events): Set signal_arrived event using
set_thread_waiting().
(fhandler_socket::close): Use cygwait for the case of just waiting 10 ms for a
signal.
* fhandler_tape.cc (fhandler_dev_tape::_lock): Use cancelable_wait rather than
WFMO. Redo switch/case tests accordingly.
* fhandler_termios.cc (fhandler_termios::bg_check): Use cygwait for case of
just waiting 0 ms for a potential signal.
* fhandler_tty.cc (fhandler_pty_master::process_slave_output): Use
cancelable_wait rather than WFSO.
* fhandler_windows.cc (fhandler_windows::read): Set per-thread signal_arrived
via set_thread_waiting().
* flock.cc (lf_setlock): Ditto.
* select.cc (pselect): Ditto. Set per-thread signal_arrived using
set_thread_waiting().
* gendef: Don't special case handling of _cygtls::sig for threads.
* gentls_offsets: Use #pragma once in tlsoffsets.h.
* ntdll.h: Use #pragma once.
* poll.cc: Reflect set_signal_mask() argument reordering.
* posix_ipc.cc (ipc_mutex_lock): Use cancelable_wait rather than WFMO.
(ipc_cond_timedwait): Set perl-thread signal arrived using
set_thread_waiting().
* security.h: Use #pragma once.
* signal.cc (abort): Reflect set_signal_mask() argument reordering.
(clock_nanosleep): Ditto. Change call to cancelable_wait to properly specify
handling of cancel and interrupt.
(sigwaitinfo): Remove handling of per-thread event in favor of per-thread
signal_arrived. Use cancelable_wait rather than WFSO.
* sigproc.cc (signal_arrived): Delete definition.
(create_signal_arrived): Ditto.
* sigproc.h (signal_arrived): Delete declaration.
(set_signal_mask): Avoid defining as a "C" function. Don't conditionally
declare.
(create_signal_arrived): Delete declaration.
* syscalls.cc (rename): Use cygwait() rather than WFSO.
* thread.h (fast_mutex::lock): Use cw_infinite rather than LARGE_NULL.
* wait.cc (wait4): Ditto.
* thread.cc (pthread_mutex::lock): Ditto.
(pthread::join): Ditto.
(semaphore::_wait): Ditto.
(pthread_kill): Remove set_threadkill() accommodation.
* tlsoffsets.h: Regenerate.
* pathnames.sgml (pathnames-intro): Remove paragraph on UNC paths.
Try to be clearer on POSIX vs. Win32 paths.
(unc-paths): New section.
(cygdrive): Fix a few SGML qualifiers.
* setup-net.sgml: Move ntsec section from here...
* using.sgml: ..to here.
Andreas Krebbel [Fri, 13 Jul 2012 15:47:25 +0000 (15:47 +0000)]
2012-07-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* elf64-s390.c: Include elf-s390-common.c.
(R_390_IRELATIVE): New reloc.
(elf_s390_reloc_type_lookup): Support R_390_IRELATIVE.
(RELA_ENTRY_SIZE): New macro.
(elf_s390_link_hash_entry): New fields ifunc_resolver_address and
*ifunc_resolver_section.
(struct plt_entry): New struct.
(struct elf_s390_obj_tdata): New field local_plt.
(elf_s390_local_plt): New macro.
(struct elf_s390_link_hash_table): New field irelifunc.
(ELF64): New macro.
(link_hash_newfunc): Initialize new fields.
(elf_s390_check_relocs): Handle IFUNC symbols.
(elf_s390_adjust_dynamic_symbol): Don't do anything for IFUNC
symbols.
(allocate_dynrelocs): Call s390_elf_allocate_ifunc_dyn_relocs for
IFUNC symbols.
(elf_s390_size_dynamic_sections): Handle IFUNC symbols.
(elf_s390_relocate_section): Likewise.
(elf_s390_finish_dynamic_symbol): Likewise.
(elf_s390_finish_dynamic_sections): Handle local IFUNC symbols.
(elf_s390_finish_ifunc_symbol): New function.
(elf_s390_gc_sweep_hook): Handle local plt entries.
(elf_backend_add_symbol_hook): Define.
* elf32-s390.c: See elf64-s390.c changes.
* elf-s390-common.c: New file.
* bfd-in2.h (BFD_RELOC_390_IRELATIVE): New enum field.
* libbfd.h (BFD_RELOC_390_IRELATIVE): New entry for
BFD_RELOC_390_IRELATIVE.
* reloc.c (BFD_RELOC_390_IRELATIVE): Document new relocation.
2012-07-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* winlean.h: Make sure certain Windows macros are undefined again.
Add comment to explain why.
* winsup.h: Include winlean.h from C sources as well.
* libc/minires-os-if.c: Drop including ntdef.h.
* Makefile.in (cygcheck.exe): Link against psapi.dll.
* bloda.cc: Change include section to work with Mingw64 headers.
Include psapi.h. Use SystemProcessInformation instead of
SystemProcessesAndThreadsInformation throughout and add define for
w32api headers. Ditto for PSYSTEM_PROCESS_INFORMATION vs.
PSYSTEM_PROCESSES.
(system_module_list): New type to replace SYSTEM_MODULE_INFORMATION.
Change usage throughout accordingly.
(get_module_list): Fetch module list using PSAPI functions
EnumDeviceDrivers and GetDeviceDriverBaseNameA.
* cygcheck.cc (max): Define as __max if not defined already.
(alloca): Only define if not defined already.
(handle_unique_object_name): Use explicit sharing flags rather than
FILE_SHARE_VALID_FLAGS which officially is only available in DDK
headers.
(PRODUCT_ULTIMATE_E): Only define if not defined already.
* dump_setup.cc: Change include section to work with Mingw64 headers.
(NtQueryAttributesFile): Drop NTOSAPI aka DECLSPEC_IMPORT.
* strace.cc: Change include section to work with Mingw64 headers.
(alloca): Only define if not defined already.
git://sourceware.org / newlib-cygwin.git / log