* shared_info.h: Include security.h.
(open_shared): Add psa argument.
(user_shared_initialize): New declaration.
* security.h: Add _SECURITY_H guard.
(sec_user): Use sec_none in the no ntsec case.
* spawn.cc (spawn_guts): Remove call to load_registry_hive.
* syscalls (seteuid32): If warranted, call load_registry_hive,
user_shared_initialize and RegCloseKey(HKEY_CURRENT_USER).
* shared.cc (user_shared_initialize): New.
(open_shared): Add and use psa argument.
(memory_init): Move mount table initialization to
user_shared_initialize. Call it.
according to SUSv3.
(mmap): Ditto.
(munmap): Ditto.
(msync): Ditto.
(mprotect): Ditto. Move to before the fhandler methods.
* include/sys/mman.h: Change prototypes accordingly.
set.
* exceptions.cc (sig_handle_tty_stop): Don't reset sigCONT event since it is
reset automatically.
* fork.cc (fork): Remove obsolete usage of PID_SPLIT_HEAP.
* include/sys/cygwin.h: Ditto.
* sigproc.cc (sig_send): Use sigframe init method to set frame since it checks
for previous ownership of the frame.
* sigproc.h (sigframe::init): Accept an "is_exception" argument.
* include/sys/dirent.h (dirent): Remvoe old_d_ino.
(DIR): Make __d_dirhash a 64 bit value. Remove __d_data and __d_u. Add
__flags.
* dir.cc (opendir_states): New enum.
(opendir): Clear new DIR __flags field.
(readdir): Fill in '.' and '..' entries if we hit EOF and we haven't seen them
already. Nuke setting of old_d_ino.
(rewinddir): Reset DIR __flags field.
(seekdir64): Ditto.
* fhandler_disk_file.cc (fhandler_cygdrive::fhandler_cygdrive): Remove special
handling of "." and ".." since they are now handled automatically.
resolution. Fix test for negative remainder. Use timeGetTime through gtod.
(sleep): Round up return value. Christopher Faylor <cgf@redhat.com>
* hires.h (HIRES_DELAY_MAX): Define.
(hires_ms::minperiod): Declare static.
(hires_ms::resolution): New.
(hires_ms::dmsecs): New.
(hires_ms::prime): Return UINT.
(gtod): Declare.
* times.cc (hires_ms::prime): Always calculate minperiod and set it to 1 in
case of failure. Return minperiod.
(hires_ms::resolution): Define.
(hires_ms::~hires_ms): Delete.
(hires_ms::usecs): Check minperiod to prime.
(gtod) Define as global.
(dll_crt0_1): Store argc in __argc_safe, which will theoretically remain
untouched by the user.
* fhandler_console.cc (fhandler_console::read): Silence some compiler warnings.
* fhandler_raw.cc (fhandler_dev_raw::raw_read): Ditto.
* pinfo.cc (_pinfo::commune_recv): Carefully bound argv scan and check for
potentially bad pointers since user could have set argv cell to anythinw.
* cygheap.h (CYGHEAPSIZE): Bump up size.
for better readability. Change function names for better
understanding.
(MAP_SET): Accomodate name change from map_map_ to page_map_.
(MAP_CLR): Ditto.
(MAP_ISSET): Ditto.
(mmap_record::page_map_): Rename from page_map_.
(mmap_record::get_map): Remove.
(mmap_record::alloc_page_map): Rename from alloc_map. Return bool
indicating success of cygheap memory allocation.
(mmap_record::free_page_map): Rename from free_map.
(mmap_record::fixup_page_map): Rename from fixup_map.
(mmap_record::find_unused_pages): Rename from find_empty.
(mmap_record::map_pages): Rename from map_map.
(mmap_record::unmap_pages): Rename from unmap_map.
(class list): Make all class members private.
(list::list): Remove.
(list::~list): Remove.
(list::get_fd): New attribute reader.
(list::get_hash): Ditto.
(list::get_record): Ditto.
(list::add_record): Manage all allocation for mmap_records. Check
for failed memory allocation and return NULL if so.
(list::set): New function.
(list::del_record): Rename from erase. Return true if last mmap_record
has been deleted, false otherwise. Check for legal incoming index
value.
(list::erase): Remove erase/0.
(list::search_record): Rename from match.
(map::map): Remove.
(map::~map): Remove.
(map::add_list): Manage all allocation for lists. Check for failed
memory allocation and return NULL if so.
(map::get_list): New method.
(map::del_list): Rename from erase. Check for legal incoming index
value.
(mmap64): Check for failed mmap_record memory allocation. Return
with MAP_FAILED and errno set to ENOMEM if so.
(munmap): Rearrange loop using new list and mmap_record accessor
functions. Rename loop index variables for better understanding.
Check if list can be deleted after last mmap_record in it has been
deleted.
(msync): Rearrange loop using new list and mmap_record accessor
functions. Rename loop index variables for better understanding.
(fixup_mmaps_after_fork): Ditto.
become unmasked.
* sigproc.cc (pending_signals): Flip back to a global.
(wait_sig): Don't set pending signals when there is an armed semaphore or
signal is blocked.
* shared.cc (shared_info::initialize): Add a username parameter for user-mode
mounts. Reorganize to try to avoid startup race.
(memory_init): Move some stuff into shared_info::initialize.
* shared_info.h (shared_info::initialize): Change declaration.
(CURR_SHARED_MAGIC): Update.
* cygheap.h (cygheap_types): Add HEAP_SIGS.
* exceptions.cc (signal_fixup_after_exec): Remove from this file.
* pinfo.h (pinfo::getsig): Just return global_sigs array.
(pinfo::sigs): Delete.
* sigproc.cc (signal_fixup_after_exec): Move it here.
(global_sigs): New global array, moved from pinfo structure.
(sigalloc): New function. Allocate global sigaction array here.
(proc_subproc): Remove copysigs call. It's automatic now.
* include/sys/cygwin.h (PID_NOCLDSTOP): New value.
* signal.cc (sigaction): Set myself->PID_NODCLDSTOP when appropriate.
* sigproc.h (sigalloc): Declare.
* fnmatch.c (fnmatch): Use C90 parameters.
(rangematch): Ditto.
* fhandler.cc (fhandler_base::raw_read): Use right coercion to avoid a compiler
warning.
(dup_addr_list): Delete.
(dup_char_list): Delete.
(free_hostent_ptr): Delete.
(free_protoent_ptr): Delete.
(free_servent_ptr): Delete.
(DWORD_round): New function.
(strlen_round): New function. Returns strlen rounded up to word size.
(dup_ent): New, generic function to duplicate a {host,proto,serv}ent structure.
(gen_ent): New macro. Generates a generic dup_{host,proto,serv}ent_ptr
function.
(cygwin_getservbyname): Remove call to free_servent_ptr, pass servent_buf to
dup_servent_ptr.
(cygwin_getservbyport): Ditto.
(cygwin_gethostbyname): Ditto for hostent.
(cygwin_gethostbyaddr): Ditto.
(cygwin_getprotobyname): Ditto for protoent.
(cygwin_getprotobynumber): Ditto.
* configure.in: Fill in MALLOC_OFILES with either debugging or regular malloc.
* configure: Regenerate.
* dlmalloc.c: Make various fruitless changes to attempt to get to work.
* dlmalloc.h: Ditto.
* malloc.cc (free): Check malloc pool when debugging.
* path.cc (win32_device_name): Eliminate compiler warning.
* sigproc.cc (sig_dispatch_pending): Remove use of was_pending. Let
thisframe.call_signal_handler decide if handler should be called rather than
using bogus was_pending check.
* exceptions.cc (interrupt_setup): Remove accidentally checked in debugging
code.
* heap.cc (sbrk): Save rounded addess in user_heap_max.
* sigproc.cc (checkstate): Make regparm.
(getevent): Change parameters in declaration, rename from getsem, make regparm.
(sig_send): Recognize that nosync is now an event. Remove some old cruft from
previous interrupt anywhere signal handler.
(getevent): Change parameters in definition, rename from getsem. Allocate
event rather than semaphore.
(wait_sig): Treat sigcatch_nosync as an event.
* cygthread.h (cygthread::main_thread_id): Make public.
* exceptions.cc (setup_handler): Remove unneeded priority stuff. Rename label
to reflect what it does. Add debugging for idiotic Windows NT problem. Change
debugging output to include signal number.
* miscfuncs.cc (low_priority_sleep): If available, use SwitchToThread function
to give time slice to other threads.
* wincap.cc: Properly define have_switch_to_thread throughout.
* wincap.h (wincap::switch_to_thread): New element.
* Makefile.in (LIBSERVER): Define and use.
* configure.in: Set LIBSERVER as appropriate.
* environ.cc: Rename allow_daemon to allow_server. Only recognize when
USE_SERVER is defined.
* heap.cc (heap_init): Save pointer to end of heap reserved memory.
(sbrk): Don't attempt to commit memory beyond end of heap reserved memory.
Attempt to honor comment and reserve commitbytes if heapchunk fails.
* sigproc.cc (wait_sig): Keep looping if there are more signals to consider and
we are flushing signals.
(sig_send): Put nonsync signals in the correct bucket.
* sigproc.cc (pending_signals): Make static.
(wait_sig): Use defined values rather than integers for rc. Never scan both
todo arrays as this could cause hangs if signals arrive from two different
sources. Rename saw_pending_signals to saw_failed_interrupt. Exit loop when
signal found. Enter low-priority sleep, if necessary, after finished
signalling completion. Set pending_signals when blocked
(from Pierre Humblet).
* exceptions.cc (setup_handler): Move non-interruptible condition handling
(back) to wait_sig (as suggested by Pierre Humblet).
(set_process_mask): Don't worry about calling sig_dispatch_pending from
sigthread since it is detected in the function anyway.
(sig_handle): Eliminate thisproc arg. Don't call sig_dispatch_pending on
SIGCONT since that should happen automatically.
* sigproc.cc (sig_dispatch_pending): Eliminate justwake argument. Just return
when called from sigthread.
(wait_sig): Change some variables to bool. Change inner while to an if. Move
uninterruptible signal handling here.
(sigproc_terminate): Don't call sig_dispatch_pending. Just increment semaphore
on exit.
* speclib: Use slightly different (but still flawed) method for determining
symbols to extract from libraries.
DRIVE_REMOVABLE.
* fhandler.cc (fhandler_base::lseek): Be more paranoid when constructing
offsets from 64 bit value.
* syscalls.cc (logout): Avoid temp buffer memcpy since new scheme does not
require it.
(utmp_data): Rework as a macro which returns a pointer into a buffer.
(getutent): Use new buffer allocation mechanism to grab a utmp buffer.
(getutid): Ditto.
(pututline): Ditto.
end of directory condition is encountered as per SUSv2.
* fhandler_proc.cc (fhandler_proc::readdir): Ditto.
* fhandler_process (fhandler_process::readdir): Ditto.
* fhandler_registry (fhandler_registry::readdir): Ditto.
is a tty associated with the process. Send SIGHUP on CTRL_LOGOFF_EVENT.
* fhandler_tty.cc (fhandler_tty_slave::open): Adjust console open handle
counter regardless of whether this is a pty or tty.
(fhandler_tty_slave::open): Ditto.
(fhandler_tty_slave::dup): Ditto.
(fhandler_tty_common::set_close_on_exec): Ditto.
(fhandler_tty_master::init_console): Decrement console open handle counter
after init since it will now be handled by all tty open.
* syscalls.cc (setsid): Rework debugging output slightly.
value for tokens.
* syscalls.cc (seteuid32): Ditto. Set new_token to process token if
process token is suitable.
* uinfo.cc (uinfo_init): Initialize tokens in cygheap user info
to INVALID_HANDLE_VALUE.
* cygheap.h (enum impersonation): Delete.
(cygheap_user::impersonation_state): Delete.
(cygheap_user::current_token): New.
(cygheap_user::issetuid): Modify to use current_token.
(cygheap_user::token): Ditto.
(cygheap_user::deimpersonate): Ditto.
(cygheap_user::reimpersonate): Ditto.
(cygheap_user::has_impersonation_tokens): Ditto.
(cygheap_user::close_impersonation_tokens): Ditto.
* security.cc (cygwin_set_impersonation_token): Always set the token.
(verify_token): Change type of gsid to cygpsid.
(get_file_attribute): Use the effective ids.
* syscalls.cc (seteuid32): Modify to use cygheap_user::current_token.
* uinfo.cc (uinfo_init) Do not set cygheap->user.impersonation_state.
(ccalloc): Only issue system_printf when debugging.
* dtable.cc (dtable::extend): Only allocate 100 * the incremental growth size
max. Set errno appropriately.
(dtable::build_fhandler): Check for error from set_name.
* fhandler.cc (fhandler_base::set_name): Set errno and return error on OOM.
* fhandler.h (fhandler_base::set_name): Change to bool.
* fhandler_process.cc (format_process_stat): Fix formatting.
* resource.cc (getrlimit): Return greater of OPEN_MAX or fd table size.
* sysconf.cc (sysconf): Ditto.
length back to munmap(). Evaluate intersection between given
area and mapped area and return it, if any.
(mmap64): On regular files, don't allow mappings beginning beyond
EOF. Return with errno set to ENXIO instead.
(munmap): Rewrite SUSv3 conformant. Check if given memory area is
valid. Unmap all maps inside given memory area. Don't return error
if no mapping has been unmapped.
return socket connection state.
* fhandler_socket.cc (dup): Copy socket connect state to new file
handle.
* net.cc (cygwin_rcmd): Mark file handles of sockets returned by
rcmd() as CONNECTED state.
(cygwin_rexec): Similarly for rexec().
(socketpair): Mark both ends of a new socket pair as CONNECTED.
(fhandler_base::get_encoded): New function.
(fhandler_base::set_encoded): Ditto.
* fhandler_disk_file.cc (fhandler_disk_file::opendir): Set encoded flag in
fhandler, as appropriate.
(fhandler_disk_file::readdir): Unmunge filename as appropriate based on new
encoding flag.
* path.cc (normalize_posix_path): Don't punt on files with colons.
(special_char): New function.
(mount_item::fnmunge): Ditto.
(fnunmunge): Ditto.
(special_name): Ditto.
(mount_item::build_win32): Avoid drive considerations when file is encoded.
(mount_info::conv_to_win32_path): Handle encoded filenames.
(mount_info::conv_to_posix_path): Ditto.
(fillout_mntent): Add posix string when directory is encoded.
* path.h (fnunmunge): Declare.
(path_conv::is_encoded): Declare.
If a non-zero addr is given, align it to the next lower 64K boundary.
(fhandler_disk_file::mmap): If a non-zero address is given, try
mapping using the given address first. If it fails and flags is not
MAP_FIXED, try again with NULL address.
(cygheap_user::token): Delete.
(cygheap_user::impersonated): Delete.
(cygheap_user::external_token): New member.
(cygheap_user::internal_token): New member.
(cygheap_user::impersonation_state): New member.
(cygheap_user::issetuid): Modify.
(cygheap_user::token): New method.
(cygheap_user::deimpersonate): New method.
(cygheap_user::reimpersonate): New method.
(cygheap_user::has_impersonation_tokens): New method.
(cygheap_user::close_impersonation_tokens): New method.
* dtable.cc (dtable::vfork_child_dup): Use new cygheap_user methods.
* fhandler_socket.cc (fhandler_socket::dup): Ditto.
* fork.cc (fork_child): Ditto.
(fork_parent): Ditto.
* grp.cc (internal_getgroups): Ditto.
* security.cc (verify_token): Ditto.
(check_file_access): Ditto.
(cygwin_set_impersonation_token): Detect conflicts. Set
user.external_token.
* spawn.cc (spawn_guts): Use new cygheap_user methods.
* syscalls.cc (seteuid32): Rearrange to use the two tokens
in cygheap_user.
(setegid32): Use new cygheap_user methods.
* uinfo.cc: (internal_getlogin): Ditto.
(pthread::threads): Instantiate.
(pthread::pthread): Initialize running and suspendend.
Initialize next with NULL.
Add thread to thread list if it is not the null_pthread.
(pthread::~pthread): Remove thread from thread list if it is not the null_pthread.
(pthread::postcreate): Set running flag.
(pthread::exit): Reset running flag.
(pthread::cancel): Try to cancel thread only if still running.
(pthread::_fixup_after_fork): Implement.
(pthread::detach): Check if thread is still running before detach.
* thread.h (pthread::running): New member.
(pthread::next): Ditto.
(pthread::fixup_after_fork): New static method.
(pthread::threads): New static method.
(pthread::_fixup_after_fork): New method.
cygerrno.h.
* include/cygwin/config.h (__DYNAMIC_REENT__): Define.
* include/cygwin/version.h: Bump API minor version.
* cygwin.din: Export __getreent
* cygerrno.h: Include errno.h. Fix places where _impure_ptr is used directly
to store the errno value.
* debug.cc (__set_errno): Ditto.
* errno.cc: Remove _RRENT_ONLY define to get errno.cc compiled.
* signal.cc: Rename _reent_clib to _REENT throughout.
* thread.h (reent_clib): Remove prototype.
* thread.cc (reent_clib): Rename reent_clib to __getreent. Return _impure_ptr
until MTinterface is initialized.
(reent_winsup): Fix a possible SEGV when _r == NULL. Return NULL instead.
* MTinterface::fixup_after_fork: Switch reent back to _impure_ptr to keep
signal handling running when fork is called from a thread other than the
mainthread.
to return 0 if attribute is already initialized back to EBUSY.
(pthread_condattr_init): Ditto.
(pthread_rwlockattr_init): Ditto.
(pthread_mutexattr_init): Ditto.
Fix return code if out of memory.
(pthread_condattr_init): Ditto.
(pthread_rwlockattr_init): Ditto.
(pthread_mutexattr_init): Return 0 if attribute is already initialized.
when the real {u,g}ids and the groups are original.
Move RevertToSelf and ImpersonateLoggedOnUser to the main line.
* uinfo.cc (uinfo_init): Reorganize. If CreateProcess was called
while impersonated, preserve the uids and gids and call
ImpersonateLoggedOnUser. Preserve the uids and gids on Win9X.
* exceptions.cc (error_start_init): Quote the pgm in the command.
* fhandler.cc (fhandler_base::write): Only make file sparse if the
seeked area is >= 128K.
* syslog.cc (vsyslog): New function, overtaking functionality from
syslog.
(syslog): Just call vsyslog.
* include/cygwin/version.h: Bump API minor.
* include/sys/syslog.h: Add vsyslog declaration.
* fhandler_disk_file.cc (fhandler_disk_file::fstat): Mark the pc
as non-executable if the file cannot be opened for read. Retry query
open only if errno is EACCES. Never change the mode, even if it is 000
when query open() fails.
(accept_thread): Remove.
(fhandler_socket::connect): Remove all special blocking handling.
(fhandler_socket::accept): Ditto.
* net.cc (cygwin_connect): Make blocking sockets temporarily
non-blocking and call cygwin_select on them to be interruptible.
(cygwin_accept): Ditto.
* path.cc (path_conv::check): Set exec state based on known situations.
* path.cc (mount_item::fnmunge): New function.
(mount_item::build_win32): New function.
(mount_info::conv_to_win32_path): Use build_win32 to build windows path.
* path.h (mount_item::fnmunge): Declare new function.
(mount_item::build_win32): Ditto.
* sys/mount.h (MOUNT_ENC): Define.
revert to original account before calling fixup_before_fork_exec
and impersonate again afterwards. Change comment accordingly.
Clean up error handling and debug output.
(sock_event::load): Change to void. Check if winsock2 is available.
(socke_event::wait): Return 0 if interruptible mode is not available.
(fhandler_socket::connect): Remove checks for winsock2 availability.
(fhandler_socket::accept): Ditto.
(fhandler_base::set_did_lseek): Rename from set_check_win95_lseek_bug.
(fhandler_base::get_did_lseek): Rename from get_check_win95_lseek_bug.
(fhandler_base::set_fs_flags): New method.
(fhandler_base::get_fs_flags): Ditto.
* fhandler.cc (fhandler_base::write): Make 64 bit clean. Convert file
to a "sparse" file when writing after a long lseek (>64K) beyond EOF.
(fhandler_base::lseek): Call set_did_lseek() instead of
set_check_win95_lseek_bug().
(fhandler_base::fhandler_base): Initialize fs_flags to 0.
* fhandler_disk_file.cc (fhandler_disk_file::open): Don't create files
as "sparse" unconditionally. Set fs_flags member.
* syscalls.cc (statfs): Call full_path.root_dir() instead of
rootdir(full_path). Use GetDiskFreeSpaceEx when available and
report space available in addition to free space.
* fhandler_disk_file.cc (fhandler_disk_file::fstat_by_name):
Do not call FindFirstFile for disk root directories.
char *parameter instead of local static buffer.
(fhandler_socket::create_secret_event): Accomodate new calling
convention for secret_event_name.
(fhandler_socket::close_secret_event): Ditto.
(ENTROPY_SOURCE_NAME): Ditto.
(secret_event_name): New static function. Create shared event name
with "Global\" prefix on systems supporting terminal services.
(fhandler_socket::set_connect_secret): Fix conditional.
(fhandler_socket::create_secret_event): Create secret event using
secret_event_name().
(fhandler_socket::close_secret_event): Ditto.
* shared.cc (shared_name): Create shared object name with "Global\"
prefix on systems supporting terminal services.
* wincap.cc: Set has_terminal_services capability throughout.
(wincap_2003): New global object representing Windows 2003 Server
capabilities.
(wincapc::init): Accomodate Windows 2003 Server.
* wincap.h (struct wincaps): Add has_terminal_services capability.
(MTinterface::Init): Ditto.
* thread.cc (MTinterface::Init): Remove function parameter.
Always initialize reent_key.
(pthread::init_mainthread): Remove function parameter.
(MTinterface::fixup_after_fork): Fix pthread::init_mainthread call.
* dcrt0.cc (dll_crt_0_1) Fix calls to MTinterface::Init and
pthread::init_mainthread.
Call pthread::init_mainthread only when not forked.
* include/stdint.h: New file.
* include/cygwin/in.h: Include stdint.h instead of sys/types.h.
* include/cygwin/types.h: Include stdint.h. Remove typedefs for
intN_t and uintN_t since these are defined in stdint.h now.
(wincapc:pty_needs_alloc_console): New function.
* wincap.cc: Add pty_needs_alloc_console throughout.
* fhandler_tty.cc (fhandler_tty_slave::open): Open an "invisible" console on
first pty allocation.
(cfsetospeed): Use setspeed to set speed.
(cfsetispeed): Use setspeed to set speed.
* autoload.cc: Add load statement for UuidCreate, and UuidCreateSequential.
* cpuid.h: New file.
* cygwin.din: Export gethostid.
* fhandler_proc.cc (cpuid): Move to cpuid.h.
(can_set_flag): Move to cpuid.h.
* syscalls.cc (gethostid): New function.
* version.h: Bump DLL minor version number to 83.
* thread.h (pthread_rwlock::release): New method.
* thread.cc (pthread_rwlock::unlock): Use release to signal
waiting threads.
(pthread_rwlock::rdlock_cleanup): Signal waiting threads after a
cancelation.
(pthread_rwlock::wrlock_cleanup): Ditto.
(get_nt_attribute): Only call read_sd and get_info_from_sd.
Return void.
(get_file_attribute): Move sd error handling to get_info_from_sd.
and symlink handling to fhandler_disk_file::fstat_helper.
(get_nt_object_attribute): Only call read_sd and get_info_from_sd.
Return void.
(get_object_attribute): Remove symlink handling and simply return -1
when ntsec is off.
* fhandler_disk_file.cc (fhandler_disk_file::fstat_helper): For
symlinks set the attribute, call get_file_attribute to get the ids
and return. In the normal case call get_file_attribute with the
addresses of the buffer ids and do not recheck if the file is a socket.
(cygthread::simplestub): Initialize stack pointer.
(cygthread::terminate_thread): Account for possibility that stack pointer has
not been set. Issue warnings for unusual conditions.
* cygthread.cc: Ditto.
(cygthread::stub): Don't initialize already initialized events.
(cygthread::freerange): Don't create thread here.
(cygthread::cygthread): Create thread here. Die if thread not created.
(cygthread::operator new): Simplify. Just grab a thread structure from the
pool. Don't try to start the thread.
(cygthread::terminate_thread): Don't close event handles. Just reuse them.
Call MEM_RELEASE rather than MEM_DECOMMIT (from Joe Buehler).
allow pasting accented characters and typing them using the "alt + numerics"
sequences.
* include/limits.h (IOV_MAX): Set to a number which is small enough to use in
an array.
functions.
* cygthread.cc (cygthread::init): Eliminate unneeded muto.
(cygthread::operator new): Don't lock. Instead change use of avail variable
into tri-state: available (1), not available (-1), uninitialized (0).
(cygthread::terminate_thread): Set avail to uninitialized.
(cygthread::detach): Eliminate local 'avail'. Always set avail to 1 unless
signalled.
* cygthread.cc (cygthread::operator new): Be more defensive when messing with
from the current effective ids.
* fhandler_socket.cc (fhandler_socket::fstat): Keep the uid and gid set
by fhandler_base::fstat.
* security.cc (get_nt_attribute): Do not test wincap.has_security ().
(get_nt_object_attribute): Ditto.
(get_file_attribute): Add test for wincap.has_security ().
(get_object_attribute): Ditto.
(login): Use mutex to secure against concurrent access to wtmp file.
(logout): Rewrite using POSIX calls.
(utmp_fd): Initialized to -1 now. Any value < 0 is treated as closed
in subsequent functions.
(utmp_readonly): New variable, indicating utmp file open for reading
only.
(internal_setutent): New function implementing setutent().
(setutent): Call internal_setutent now.
(endutent): Reset utmp_readonly.
(getutent): Return immediately if utmp file can't be opened.
(getutid): Ditto.
(getutline): Ditto.
(pututline): Ditto. Use mutex to secure against concurrent access to
utmp file.
according to the GNU coding style.
* thread.cc: Ditto.
* dcrt0.cc (dll_crt0_1): Rename pthread::initMainThread call to
pthread::init_mainthread.
* pthread.cc (pthead_getsequence_np): Rename pthread::isGoodObject
call to pthread::is_good_object.
declaration.
(List::forEach): Change callback parameter to template class
member functionpointer.
(pthread_keys::fixup_before_fork): Change to inline. Use
List::forEach to fixup keys.
(pthread_keys::fixup_after_fork): Ditto.
(pthread_keys::runAllDestructors): Ditto.
(pthread_key::saveAKey): Remove.
(pthread_key::restoreAKey): Ditto.
(pthread_key::destroyAKey): Ditto.
(pthread_key::run_destructor): Rename to runDestructor.
(pthread_mutex::fixup_after_fork): Change to inline. Use
List::forEach to fixup mutexes after a fork.
(pthread_mutex::FixupAfterFork): New method.
(pthread_mutex::mutexes): New member.
(pthread_cond::fixup_after_fork): Change to inline. Use
List::forEach to fixup conds after a fork.
(pthread_cond::FixupAfterFork): New method.
(pthread_cond::conds): New member.
(pthread_rwlock::fixup_after_fork): Change to inline. Use
List::forEach to fixup rwlocks after a fork.
(pthread_rwlock::FixupAfterFork): New method.
(pthread_rwlock::rwlocks): New member.
(semaphore::fixup_after_fork): Change to inline. Use
List::forEach to fixup mutexes after a fork.
(semaphore::FixupAfterFork): New method.
(semaphore::semaphores): New member.
(MTinterface::mutexs): Remove.
(MTinterface::conds): Ditto.
(MTinterface::rwlocks): Ditto.
(MTinterface::semaphores): Ditto.
(pthread_equal): Add extern "C".
(pthread_mutex_lock): Ditto.
* thread.cc (MTinterface::fixup_after_fork): Change
fixup_after_fork calls for pthread objects.
(semaphore::conds): Instantiate.
(pthread_cond::pthread_cond): Use List::Insert rather than
custom list code.
(pthread_cond::~pthread_cond): Use List::Remove rather than
custom list code.
(pthread_cond::fixup_after_fork): Rename to FixupAfterFork.
(pthread_rwlock::rwlocks): Instantiate.
(pthread_rwlock::pthread_crwlock): Use List::Insert rather than
custom list code.
(pthread_rwlock::~pthread_rwlock): Use List::Remove rather than
custom list code.
(pthread_rwlock::fixup_after_fork): Rename to FixupAfterFork.
(pthread_key::saveAKey): Remove.
(pthread_key::fixup_before_fork): Ditto.
(pthread_key::restoreAKey): Ditto.
(pthread_key::fixup_after_fork): Ditto.
(pthread_key::destroyAKey): Ditto.
(pthread_key::runAllDestructors): Ditto.
(pthread_key::run_destructor): Rename to runDestructor.
(pthread_mutex::mutexes): Instantiate.
(pthread_mutex::pthread_mutex): Use List::Insert rather than
custom list code.
(pthread_mutex::~pthread_mutex): Use List::Remove rather than
custom list code.
(pthread_mutex::fixup_after_fork): Rename to FixupAfterFork.
(semaphore::conds): Instantiate.
(semaphore::semaphore): Use List::Insert rather than custom list
code.
(semaphores::~semaphore): Use List::Remove rather than custom
list code.
(semaphore::fixup_after_fork): Rename to FixupAfterFork.
* exceptions.cc (signal_fixup_after_exec): Eliminate argument in definition.
Don't reset signal handlers after spawm. Just treat like fork/exec.
* dcrt0.cc (dll_crt0_1): Don't pass PROC_SPAWN argument to
signal_fixup_after_exec.
* syscalls.cc (unlink): Don't change attributes of file if not readonly/system.
Ditto for resetting of arguments.
trunc exports show up before previous bump since there has been no exported
version of the DLL with the 64 bit changes yet but 1.3.22 will have the btowc
and trunc.
* include/cygwin/version.h: Reflect new exports.
* syscalls.cc (_stat): Rename to stat to avoid newlib wrapper.
* syscalls.cc (_fstat): Ditto.
* fhandler_console.cc (fhandler_console::close): Correct check for current tty.
Add debugging output when console is freed.
(set_console_state_for_spawn): Add debugging output.
* fhandler_tty.cc (fhandler_tty_slave::open): Don't decrement console open flag
when vforking.
* sigproc.cc (sigproc_terminate): Fix debugging output.
* spawn.cc (handle): Eliminate second argument.
(spawn_guts): Reflect elimination of argument change to handle.
* syscalls.cc (setsid): Add debugging output when console is freed.
* syscalls.cc (rename): Revert assumption that DELETE_ON_CLOSE works on Win9x.
* fhandler_socket.cc (fhandler_socket::dup): On NT systems avoid
using WinSock2 socket duplication methods. Add comment.
2003-03-11 Pierre Humblet <pierre.humblet@ieee.org>
* fhandler_socket.cc (fhandler_socket::fixup_after_fork):
Set io_handle to INVALID_SOCKET in case of failure.
(fhandler_socket::dup): Return 0 if the io_handle is valid.
* autoload.cc (GetSystemTimes): Define new autoload function.
* fhandler_proc.cc (proc_listing): Add cpuinfo and partitions entries.
(fhandler_proc::fill_filebuf): Add PROC_CPUINFO and PROC_PARTITIONS cases.
(format_proc_uptime): Use GetSystemTimes if available.
(read_value): New macro.
(print): New macro.
(cpuid): New function.
(can_set_flag): New function.
(format_proc_cpuinfo): New function.
(format_proc_partitions): New function.
delete files since this allows us to preserve the protection of hard linked
files.
(link): Generate full path for potentially recalculated .lnk target.
(path_conv::is_lnk_symlink): New function. True if path represents .lnk style
symlink.
* path.cc (check_shortcut): Set PATH_LNK in pflags when appropriate.
(symlink_info::check): Ditto. Remove PATH_LNK from pflags initially.
* syscalls.cc (unlink): Always remove readonly attribute from a symlink
regardless of type.
(link): (from Corinna Vinschen) Allow links to symlinks. Reset attributes on a
symlink after successful link creation.
(chmod): Use is_lnk_symlink where appropriate.
(rename): Ditto.
* tty.cc (create_tty_master): Call GetComputerName instead of
cygwin_gethostname. Set ut_id.
* syscalls.cc (login): Call endutent.
(setutent): Do not seek after a fresh open.
(fhandler_tty_slave::dup): Declare new function.
(fhandler_tty_slave::fixup_after_function): Declare new function.
* fhandler_tty.cc (fhandler_tty_slave_open): Only increment
fhandler_console::open_fhs when associated with a pty.
(fhandler_tty_slave::close): Define new function. Decrement
fhandler_console::open_fhs when associated with a pty.
(fhandler_tty_slave::dup): Define new function. Increment
fhandler_console::open_fhs when associated with a pty.
(fhandler_tty_slave::fixup_after_fork): Define new function. Increment
fhandler_console::open_fhs when associated with a pty.
* fhandler_socket.cc (class sock_event): New class managing Winsock
events for interruptible socket calls.
(fhandler_socket::connect): Move support for interruptible call to
class sock_event. Use class object instead.
(fhandler_socket::accept): Ditto. Remove useless casts.
2003-03-27 Thomas Pfaff <tpfaff@gmx.net>
* fhandler_socket.cc (fhandler_socket::connect): Add support for
an interruptable connect.
data on sockets to evaluate AF_LOCAL sockets correctly.
(dtable::build_fhandler): Set unit number on sockets.
* fhandler.h (fhandler_socket): Add unit number.
(fhandler_socket::get_unit): New method.
* fhandler_socket.cc (fhandler_socket::fhandler_socket): Set unit
number.
(fhandler_socket::fstat): Reorganize to return more Linux-like
values.
* net.cc: include ctype.h.
(fdsock): Set unit number when building fhandler.
* path.cc (path_conv::check): Set device type to FH_SOCKET if file
is a AF_UNIX socket.
(get_devn): Evaluate unit for virtual socket devices.
(win32_device_name): Set windows path for sockets to unix_path with
just backslashes to keep the different names.
* syscalls.cc (fstat64): Don't override st_ino, st_dev and st_rdev
for sockets.
(stat_worker): Ditto.
From Pierre Humblet:
* autoload.cc (AccessCheck): Add.
(DuplicateToken): Add.
* security.h (check_file_access): Declare.
* syscalls.cc (access): Convert path to Windows, check existence
and readonly attribute. Call check_file_access instead of acl_access.
* security.cc (check_file_access): Create.
* sec_acl (acl_access): Delete.
(fhandler_disk_file::open): Accept some filesystem specific stuff.
* sigproc.cc (wait_for_sigthread): Become slightly more thread safe.
(sig_send): Don't assume that signal thread is ready.
* include/winioctl.h (FSCTL_SET_SPARSE): Define.
cygwin:
* wincap.h (wincaps::supports_sparse_files): New flag.
(wincapc::supports_sparse_files): New method.
* wincap.cc (wincap_unknown): Define value for the new flag.
(wincap_95): Ditto.
(wincap_95osr2): Ditto.
(wincap_98): Ditto.
(wincap_98se): Ditto.
(wincap_me): Ditto.
(wincap_nt3): Ditto.
(wincap_nt4): Ditto.
(wincap_nt4sp4): Ditto.
(wincap_2000): Ditto.
(wincap_xp): Ditto.
* path.h (path_conv::fs_flags): New method.
* fhandler_disk_file.cc: Include winioctl.h for DeviceIoControl.
(fhandler_disk_file::open): Set newly created and truncated files as
sparse on platforms that support it.
Pierre Humblet
Corinna Vinschen
Christopher Faylor
Thomas Pfaff