when choosing to defer signal.
(_cygtls::call_signal_handler): Grab func when we have the lock.
* gendef: Update copyright.
(__sigbe): Simplify slightly.
(_sigdelayed): Grab a lock before manipulating stuff.
(_cygtls::pop): Properly return popped value.
(stabilize_sig_stack): Set incyg when we have the lock.
* sigproc.cc: Update copyright.
an interrupt.
(setup_handler): Remove unneeded DEBUGGING handling. Ensure that stack is
locked when we are about to do push/pop to it. Fix debugging output.
progname.
* fork.cc (frok::parent): Fix typos in debug output.
* spawn.cc (spawn_guts): Copy wide Win32 filename into _pinfo::progname,
rather than native NT name.
suffix.
* nlsfuncs.cc (rebase_locale_buf): Reorder arguments. Accommodate
throughout. Add pointer to end of buffer and avoid changing pointers
not pointing into the buffer.
(environ_init): Accommodate change to the first argument of regopt.
* exception.cc (open_stackdumpfile): Accommodate change to the type of progname
in _pinfo.
* external.cc (fillout_pinfo): Ditto.
* fhandler_process.cc (format_process_winexename): Ditto.
(format_process_stat): Ditto.
* fork.cc (fork::parent): Ditto.
* pinfo.cc (pinfo_basic::pinfo_basic): Call GetModuleFileNameW instead of
GetModuleFileName.
(pinfo::thisproc): Accommodate change to the type of progname in _pinfo.
(pinfo_init): Ditto.
* pinfo.h (_pinfo): Change the type of progname to a wide char array.
* registry.h (reg_key::get_int): Change the first argument from constant point
to pointer to constant.
(reg_key::get_string): Ditto. Change the last argument likewise.
* registry.cc (reg_key::get_int): Accommodate change to the declaration.
(reg_key::get_string): Ditto.
* strace.cc (strace::hello): Accommodate change to the type of progname in
_pinfo.
(strace::vsprntf): Ditto.
* cygheap.cc (cygheap_init): Initialize rlim_core to RLIM_INFINITY.
* exceptions.cc (stackdump): Drop extern declaration of rlim_core.
Refer to cygheap->rlim_core instead.
(exception::handle): Disable stackdumping if cygheap->rlim_core is 0.
Don't set WCOREDUMP flag in exit code, if cygheap->rlim_core is 0.
(sigpacket::process): Ditto.
* resource.cc (rlim_core): Remove.
(getrlimit): Fetch RLIMIT_CORE value from cygheap->rlim_core.
(setrlimit): Store RLIMIT_CORE value in cygheap->rlim_core.
* miscfuncs.cc (yield): Rename from low_priority_sleep. Remove all of the
logic which called Sleep() and just use SwitchToThread.
* miscfuncs.h (yield): Rename from low_priority_sleep.
(SLEEP_0_STAY_LOW): Delete unused define.
* shared.cc (memory_init): Move heap_init() call directly after shared memory
initialization to more closely mimic long-standing program flow.
* tty.cc (tty_list::terminate): Replace call to low_priority_sleep with Sleep.
(_cygtls::andreas): Convert to a pointer.
(san): Convert to a real class with methods. Use a linked list to keep track
of previous handlers on the "stack".
(myfault): Rewrite to use new san class rather than calling directly into
_cygtls.
* cygtls.cc (_cygtls::init_exception_handler): Just assume that we're always
using the standard exception handler.
(_cygtls::init_thread): Reflect loss of argument to init_exception_handler.
* dcrt0.cc (dll_crt0_1): Ditto.
* dfcn.cc (dlopen): Ditto.
(dlclose): Reset the exception handler after FreeLibrary.
* dll_init.cc (dll_list::detach): Make sure that the exception handler is
initialized before calling destructors.
* exceptions.cc (_cygtls::handle_exceptions): Accommodate new andreas pointer.
* thread.cc (verifyable_object_isvalid): Pass objectptr to faulted for explicit
NULL pointer checking.
* tlsoffsets.h: Regenerate.
according to context. Throughout, replace hMainThread with
GetCurrentThread/NtCurrentThread according to context.
* dcrt0.cc (dll_crt0_0): Drop duplication of GetCurrentProcess to
hMainProc. Drop duplication of GetCurrentThread to hMainThread.
* dtable.cc (dtable::stdio_init): Remove useless comment.
* globals.cc (hMainProc): Remove.
(hMainThread): Remove.
* ntdll.h (NtCurrentProcess): Define.
(NtCurrentThread: Define.
function to zero to avoid transferring to incorrect location.
(_cygtls::call_signal_handler): Don't transfer to handler if there is no
handler to transfer to.
where appropriate.
* globals.cc: New file for generic global variables.
* mkglobals_h: New file to generate globals.h.
* mkstatic: New Script used to build a (currently non-working) static
libcygwin_s.a.
* Makefile.in: Add unused rule to build a non-working libcygwin_s.a.
(DLL_OFILES): Add globals.o. Make all objects rely on globals.h.
(globals.h): New target. Generate globals.h.
* cygtls.h: Honor new CYGTLS_HANDLE define to control when the HANDLE operator
is allowed in _cygtls.
* dcrt0.cc: Move most globals to globals.cc.
* init.cc: Ditto.
* environ.cc (strip_title_path): Remove now-unneeded extern.
* fhandler_serial.cc (fhandler_serial::open): Ditto.
* pinfo.cc: Ditto.
(commune_process): Ditto.
* shared.cc: Ditto.
* glob.cc: Ditto.
* strace.cc: Ditto.
* exceptions.cc: Define CYGTLS_HANDLE before including winsup.h.
* path.cc (stat_suffixes): Move here.
* security.h: Add forward class path_conv declaration.
* smallprint.cc (__small_vsprintf): Make a true c++ function.
(__small_sprintf): Ditto.
(small_printf): Ditto.
(console_printf): Ditto.
(__small_vswprintf): Ditto.
(__small_swprintf): Ditto.
* spawn.cc (spawn_guts): Remove _stdcall decoration in favor of regparm.
(hExeced): Move to globals.cc
* strfuncs.cc (current_codepage): Ditto.
(active_codepage): Ditto.
* sync.cc (lock_process::locker): Move here from dcrt0.cc.
* syscalls.cc (stat_suffixes): Move to path.cc.
* tty.cc (tty::create_master): Uncapitalize fatal warning for consistency.
* winsup.h: Include globals.h to declare most of the grab bag list of globals
which were previously defined here.
* mount.h: Move USER_* defines back to shared_info.h.
* speclib: Force temporary directory cleanup.
Unconditionally handle mount points case-sensitive.
Unconditionally handle virtual paths case-sensitive.
Unconditionally handle registry paths case-insensitive.
Otherwise, accommodate case-sensitivity of given path throughout.
* cygheap.cc (cygheap_root::set): Get additional caseinsensitive
parameter and store it.
* cygheap.h (struct cygheap_root_mount_info): Add member
caseinsensitive.
* dlfcn.cc (get_full_path_of_dll): Drop PC_NOFULL parameter from call
to path_conv::check.
* environ.cc (pcheck_case): Remove.
(check_case_init): Remove.
(known): Drop "check_case" option.
* exceptions.cc (open_stackdumpfile): Add comment.
* fhandler.cc (fhandler_base::get_default_fmode): Call pathmatch
instead of strcasematch.
* fhandler_disk_file.cc: Accommodate case-sensitivity of given path
throughout.
(__DIR_mounts::check_mount): Unconditionally check virtual paths
case-sensitive.
(fhandler_disk_file::link): Drop case clash handling.
(fhandler_disk_file::open): Ditto.
(fhandler_disk_file::readdir_helper): Drop managed mount code.
* mount.cc: Remove managed mount code and datastructures.
(struct opt): Remove "managed" option. Add "posix=0" and "posix=1"
options.
(fillout_mntent): Remove "managed" output. Add "posix" output.
* path.cc (struct symlink_info): Remove case_clash member and
case_check method.
(pcheck_case): Remove.
(path_prefix_p): Take additional bool parameter "caseinsensitive".
(pathnmatch): Ditto.
(pathmatch): Ditto.
(mkrelpath): Ditto.
(fs_info::update): Set caseinsensitive flag according to file system
name and FILE_CASE_SENSITIVE_SEARCH flag. Add comment.
(tfx_chars_managed): Remove.
(transform_chars): Drop "managed" parameter. Always use tfx_chars.
(get_nt_native_path): Drop "managed" parameter. Make sure drive letters
are always upper case.
(getfileattr): Change second parameter to denote caseinsensitivity.
(path_conv::check): Initialize caseinsensitive to OBJ_CASE_INSENSITIVE.
Set caseinsensitive according to global obcaseinsensitive flag, file
system case sensitivity and MOUNT_NOPOSIX mount flag.
Drop case_clash and all the related code.
(symlink_worker): Drop case clash handling.
(symlink_info::set): Drop setting case_clash.
(symlink_info::case_check): Remove.
(cwdstuff::set): Add comment.
(etc::init): Take path_conv instead of PUNICODE_STRING as parameter to
allow case sensitivity.
* path.h (enum pathconv_arg): Drop PC_SYM_IGNORE.
(enum case_checking): Remove.
(enum path_types): Drop PATH_ENC, add PATH_NOPOSIX flag.
(struct fs_info): Add caseinsensitive flag and accessor methods.
(class path_conv): Add caseinsensitive member and define
objcaseinsensitive method. Drop case_clash member and isencoded method.
(pathmatch): Change prototype according to above change.
(pathnmatch): Ditto.
(path_prefix_p): Ditto.
(get_nt_native_path): Ditto.
(class etc): Ditto.
(fnunmunge): Remove prototype.
* shared.cc (shared_info::init_obcaseinsensitive): Initialize
obcaseinsensitive flag from obcaseinsensitive registry value.
(shared_info::initialize): Call init_obcaseinsensitive here by the
first process creating the shared memory.
* shared_info.h (mount_item::fnmunge): Remove.
(shared_info::obcaseinsensitive): Rename from obcaseinsensitivity.
(shared_info::init_obcaseinsensitive): Declare.
* syscalls.cc (try_to_bin): Add comment.
* include/sys/mount.h (MOUNT_ENC): Remove flag.
(MOUNT_NOPOSIX): Add flag.
* exceptions.cc (windows_system_directory): Make static. Convert to
WCHAR.
(_cygtls::inside_kernel): Accommodate above change. Check module
path name for leading \\?\ and skip, if so.
(try_to_debug): Call GetEnvironmentStringsW and convert evaluation to
WCHAR to avoid truncated environment problem.
(has_visible_window_station): Call GetUserObjectInformationW.
(events_init): Accommodate above conversion of windows_system_directory.
* init.cc (respawn_wow64_process): Use WCHAR functions to start new
process.
* net.cc (__dup_ent): Drop Windows 9x consideration.
(load_ipv6_funcs): Use WCHAR functions to load IPv6 libs.
* syscalls.cc (syscalls.cc): Remove call to GetDiskFreeSpace.
* pinfo.cc (status_exit): New function. Issue message when dll not found. Use
find_first_notloaded_dll to find a nonexistent dll.
(pinfo::maybe_set_exit_code_from_windows): Call status_exit when exit code >=
0xc0000000UL.
* sigproc.cc (child_info::proc_retry): Return exit code when
STATUS_DLL_NOT_FOUND.
* spawn.cc (spawn_guts): Minor cleanup.
* syscalls.cc (close_all_files): Don't actually close stderr filehandle. Just
make it noninheritable.
* winsup.h (find_first_notloaded_dll): Declare new function.
* ntdll.h: Add several missing NTSTATUS defines.
Accommodate change throughout.
* cygwin.din (cygwin_conv_path): Export.
(cygwin_conv_path_list): Export.
(cygwin_create_path): Export.
* dcrt0.cc (dll_crt0_1): Use cygwin_conv_path.
* dtable.cc (handle_to_fn): Ditto. Don't expect UNICODE_STRING being
0-terminated.
* environ.cc (env_plist_to_posix): New helper function.
(env_plist_to_win32): Ditto.
(env_path_to_posix): Ditto.
(env_path_to_win32): Ditto.
(return_MAX_PATH): Remove.
(conv_envvars): Use new helper functions. Drop removed members.
(win_env::operator =): Accommodate removal of path length functions.
(win_env::add_cache): Accommodate new env helper function API.
(posify): Ditto.
* environ.h (struct win_env): Ditto. Remove path length function
pointers since they are unused.
* path.cc (warn_msdos): Use cygwin_conv_path.
(getfileattr): Use new tmp_pathbuf::u_get method.
(fillout_mntent): Ditto.
(symlink_info::check): Ditto.
(path_conv::check): Use sizeof (WCHAR) instead of constant 2.
(symlink_info::check_reparse_point): Ditto.
(conv_path_list): Get max size of target string as argument. Call
cygwin_conv_path as helper function.
(cygwin_conv_path): New function.
(cygwin_create_path): New function.
(cygwin_conv_to_win32_path): Just call cygwin_conv_path with size set
to MAX_PATH.
(cygwin_conv_to_full_win32_path): Ditto.
(cygwin_conv_to_posix_path): Ditto.
(cygwin_conv_to_full_posix_path): Ditto.
(conv_path_list_buf_size): Add FIXME comment.
(env_PATH_to_posix): Rename from env_win32_to_posix_path_list.
Add size argument as required for env helper functions.
(cygwin_win32_to_posix_path_list): Call conv_path_list with size set to
MAX_PATH.
(cygwin_posix_to_win32_path_list): Ditto.
(cygwin_conv_path_list): New function.
(cwdstuff::get): Fix length argument in call to sys_wcstombs.
* spawn.cc (find_exec): Use cygwin_conv_path_list.
* tls_pbuf.h (tmp_pathbuf::u_get: New method.
* uinfo.cc (cygheap_user::ontherange): Allocate temporary path buffers
using tmp_pathbuf. Use cygwin_conv_path.
* winf.cc (av::unshift): Use cygwin_conv_path.
* include/cygwin/version.h: Bump API minor number.
* include/sys/cygwin.h: Comment out old cygwin32_XXX API.
Mark old path handling API as deprecated.
(cygwin_conv_path_t): Typedef. Define values.
(cygwin_conv_path): Declare.
(cygwin_create_path): Declare.
(cygwin_conv_path_list): Declare.
ourselves the exception handler and nothing else.
* exceptions.cc (open_stackdumpfile): Use correct format specifiers for unicode
when printing nameof stackdump file.
(stack_info::walk): Stop walking if ebp points into cygwin itself.
(_cygtls::handle_exceptions): Detect when signal is masked and treat as if it
was not caught. Reinitialize exception handler to known state to avoid
subsequent attempts to call Windows exception handlers if an exception occurs
in a signal handler. Revert to a 'return 0' rather than using a goto.
* strfuncs.cc (sys_wcstombs_alloc): Minor formatting tweak.
* winsup.h: Fix comment typo.
exiting. Just return, don't set thread context.
* gendef (_setjmp): Store %fs:0 in jmp_buf.
(_sjfault): Ditto.
(_ljfault): Restore %fs:0 from jmp_buf.
(_longjmp): Ditto.
function never actually returns.
* exceptions.cc (_cygtls::handle_exceptions): Jump out of function rather than
returning to avoid meddling by previously installed exception handlers.
(cwcsdup1): New function.
* cygheap.h (cygheap_user::get_windows_id): New method returning PWCHAR.
(cwcsdup): Declare.
(cwcsdup1): Declare.
* registry.cc (get_registry_hive_path): Use WCHAR instead of char
throughout.
(load_registry_hive): Ditto.
* registry.h (get_registry_hive_path): Change declaration accordingly.
(load_registry_hive): Ditto.
* sec_helper.cc (cygpsid::string): New method returning PWCHAR.
* security.h (cygpsid::string): Declare.
* syscalls.cc (seteuid32): Convert local name var to WCHAR.
* uinfo.cc (cygheap_user::env_userprofile): Convert local name buffers
to WCHAR. Call sys_wcstombs_alloc to generate puserprof buffer.
* winsup.h: Fix comment.
(NT_MAX_PATH): New definition for maximum internal path length.
Use throughout where appropriate.
* include/limits.h (PATH_MAX): Set to 4096 as on Linux.
from 2005-12-02.
* exceptions.cc (stack_info::walk): Add workaround for NT 5.2
64 bit OSes.
* wincap.h (wincaps::has_restricted_stack_args): New element.
* wincap.cc: Implement above element throughout.
(wincapc::init): Reset has_restricted_stack_args if not running
under WOW64.
(POSIX_NAMED_PIPE_LEN): Ditto.
(dtable::add_archetype): Use crealloc_abort.
(dtable::init_std_file_from_handle): Specifically detect pipe stdin/stdout.
Pass name to build_fh_dev so that proper name is recorded. Use binmode of fh
if it is set before using get_default_mode. Set proper read/write access when
calling init().
(handle_to_fn): Handle pipes.
* fhandler.cc (fhandler_base::wait_overlapped): Add some debugging.
* fhandler.h (fhandler_base::set_name): Default to just setting the path_conv
name.
(fhandler_pipe::init): Declare.
* pipe.cc (struct pipesync): New struct.
(getov_result): New function. Blocks and retrieves the result of an overlay
I/O operation.
(pipe_handler): New function.
(pipesync::pipesync): New function. Initializer for pipesync struct.
(handler_pipe::init): Define. Detects attempts to set up a "native" pipe
fhandler and creates a thread which accepts input from or output to the
non-cygwin pipe, creating a cygwin pipe wrapper around the non-cygwin pipe.
(fhandler_pipe::create): Add pipe-specific flags to call to init().
* exceptions.cc (ctrl_c_handler): Lock process while we determine what to do.
(initial_env): Use small_printf's %P specifier.
* dll_init.cc (dll_list::alloc): Use PATH_MAX instead of CYG_MAX_PATH
for path name buffer size.
* dll_init.h (struct dll): Ditto.
* environ.cc: Include string.h.
(win_env::add_cache): Use temporary local buffer for path conversion.
(posify): Ditto.
* exceptions.cc (try_to_debug): Use CreateProcessW to allow long path
names.
* miscfuncs.cc: Drop unused implementations of strcasematch and
strncasematch.
(ch_case_eq): Drop.
(strcasestr): Drop.
(cygwin_wcscasecmp): New function.
(cygwin_wcsncasecmp): New function.
(cygwin_strcasecmp): New function.
(cygwin_strncasecmp): New function.
(cygwin_wcslwr): New function.
(cygwin_wcsupr): New function.
(cygwin_strlwr): New function.
(cygwin_strupr): New function.
* ntdll.h (RtlDowncaseUnicodeString): Declare.
(RtlUpcaseUnicodeString): Declare.
(RtlInt64ToHexUnicodeString): Fix typo in comment.
* string.h: Disable not NLS aware implementations of strcasematch
and strncasematch.
(cygwin_strcasecmp): Declare.
(strcasecmp): Define as cygwin_strcasecmp.
(cygwin_strncasecmp): Declare.
(strncasecmp): Define as cygwin_strncasecmp.
(strcasematch):Define using cygwin_strcasecmp.
(strncasematch):Define using cygwin_strncasecmp.
(cygwin_strlwr): Declare.
(strlwr): Define as cygwin_strlwr.
(cygwin_strupr): Declare.
(strupr): Define as cygwin_strupr.
* wchar.h: New file.
* wincap.cc (wincapc::init): Use "NT" as fix OS string.
* winsup.h (strcasematch): Drop declaration.
(strncasematch): Ditto.
(strcasestr): Ditto.
name buffer size.
(dll_crt0_1): Allocate new_argv0 with PATH_MAX size.
* exceptions.cc (debugger_command): Set size to 2 * PATH_MAX + 20;
(error_start_init): Use PATH_MAX instead of CYG_MAX_PATH for path
name buffer size.
* external.cc (fillout_pinfo): Always fill out ep.progname 0-terminated.
Fill out ep.progname_long.
* fhandler_process.cc (fhandler_process::fill_filebuf): Allocate
buffer for executable filename with PATH_MAX size.
* pinfo.cc: Throughout use PATH_MAX instead of CYG_MAX_PATH.
* pinfo.h (class _pinfo): Set progname size to PATH_MAX.
* smallprint.cc: Include limits.h. Use PATH_MAX instead of CYG_MAX_PATH
for path name buffer size.
* strace.cc (strace::vsprntf): Ditto.
* include/sys/cygwin.h (EXTERNAL_PINFO_VERSION_32_LP): Define.
(EXTERNAL_PINFO_VERSION): Set to EXTERNAL_PINFO_VERSION_32_LP.
(struct external_pinfo): Add progname_long member.
* include/sys/dirent.h: Correctly include limits.h instead of
sys/limits.h.
class.
* exceptions.cc (_cygtls::inside_kernel): Move function definition into _cygtls
class.
* fhandler.cc (fhandler_base::wait_overlapped): Make return tri-state to detect
when there is a EINTR situation. Add a pointer to a length parameter. Move
GetOverlappedResult into this function.
(fhandler_base::read_overlapped): Accommodate above changes and loop if we
receive a restartable signal.
(fhandler_base::write_overlapped): Ditto.
* fhandler.h (fhandler_base::wait_overlapped): Reflect above changes.
* fhandler_fifo.cc (fhandler_fifo::wait): Ditto.
(dll_entry): Remove assignment to deleted variable.
* winsup.h (in_dllentry): Delete declaration.
* exceptions.cc (inside_kernel): Use another method to see if we are in
dll_entry phase.
Corinna Vinschen
Christopher Faylor
Eric Blake