* 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.
Christopher Faylor
Corinna Vinschen
Pierre Humblet
Thomas Pfaff