* cygwin.din: Export freeifaddrs, getifaddrs.
* fhandler_socket.cc (fhandler_socket::ioctl): Drop SOCKET parameter
from get_ifconf.
* net.cc: Include ifaddrs.h.
(in_are_prefix_equal): Match addresses in network byte order.
(ip_addr_prefix): Convert address into host byte order before
testing with IN_LOOPBACK.
(struct ifall): Define.
(get_xp_ifs): Replace get_xp_ifconf. Return struct ifall array.
(get_2k_ifs): Ditto, replace get_2k_ifconf.
(get_nt_ifs): Ditto, replace get_nt_ifconf.
(getifaddrs): New function.
(freeifaddrs): New function.
(get_ifconf): Call matching get_XX_ifs function and create
ifc content from here. Drop lo fake since it's now in get_nt_ifs.
* posix.sgml: Add freeifaddrs and getifaddrs to list of implemented
BSD functions.
* wincap.h (wincapc::has_broken_if_oper_status): New element.
* wincap.cc: Implement above element throughout.
* include/ifaddrs.h: New file.
* include/cygwin/version.h: Bump API minor number.
* cygwin.din (confstr): Make NOSIGFE.
(insque): Export.
(remque): Export.
* lsearch.cc: Remove superfluous _SEARCH_PRIVATE define.
* posix.sgml: Move insque to defined SUSv3 interfaces. Remove
comment for remque.
* include/search.h: Remove _SEARCH_PRIVATE guarded definitions.
Add struct qelem definition. Add insque and remque declarations.
* include/cygwin/version.h: Bump API minor number.
* include/sys/queue.h: Remove insque/remque definitions so as not
to collide with SUSv3 compatible declaration in search.h.
* libc/xsique.cc: New file implementing insque and remque.
* posix.sgml (confstr): Move to list of implemented SUSv3 functions.
* sysconf.cc (confstr): Implement.
* include/cygwin/version.h: Bump API minor number.
st_birthtim to useful value.
* fhandler_process.cc (fhandler_process::fstat): Ditto.
* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Take
additional parameter for creation time. Fill st_birthtim with it.
Accomodate additional creation time parameter throughout.
* fhandler_raw.cc (fhandler_dev_raw::fstat): Set new stat member
st_birthtim to useful value.
* fhandler.cc (fhandler_base::fstat): Ditto.
* fhandler_registry.cc (fhandler_registry::fstat): Ditto.
* include/cygwin/version.h: Bump API minor number.
* include/cygwin/stat.h (struct __stat64): Replace st_spare4 with
timestruc_t st_birthtim.
(struct stat): Ditto if __CYGWIN_USE_BIG_TYPES__ is defined.
(st_birthtime): Define if __CYGWIN_USE_BIG_TYPES__ is defined.
* posix_ipc.cc: Include thread.h and semaphore.h. Remove TODO
comment.
(ipc_names): Add max_len member. Set to maximum length of the path
before tacking on the prefix path. Set prefix path for named semaphors
to /dev/shm, as on Linux.
(enum ipc_type_t): Change sem to semaphore to avoid name conflicts.
(check_path): Detect empty paths. Use ipc_names's max_len member.
Use __small_sprintf to create full object path name. Special case
semaphores.
(ipc_cond_init): Drop superfluous strcpy.
(class ipc_flock): New class to simplify file locking in subsequent
code.
(struct mq_hdr): Raise size of mqh_uname to allow adding a unique
LUID to the name.
(mq_open): Fix formatting. Create unique synchronization object names
using AllocateLocallyUniqueId.
(struct sem_finfo): New structure defining named semaphore file content.
(sem_open): Move here. Rework implementation to allow kernel
persistent implementation of POSIX named semaphores.
(_sem_close): Implement sem_close.
(sem_close): Move here. Just call _sem_close with do_close parameter
set to true.
(sem_unlink): New function.
* pthread.cc (mangle_sem_name): Remove.
(sem_open): Move to posix_ipc.cc.
(sem_close): Ditto.
* syscalls.cc (close_all_files): Call semaphore::terminate here.
* thread.cc: Fix formatting. Rearrange semaphore functions so that
they are close together.
(semaphore::semaphore): Rework to play nicely with new named semaphore
implementation.
(semaphore::_terminate): Call _sem_close if semaphore is a named
semaphore.
(semaphore::destroy): Don't destroy named semaphores. Return EINVAL
instead.
(semaphore::close): Only destroy named semaphores. Return EINVAL
otherwise.
(semaphore::open): Rework to play nicely with new named semaphore
implementation. Loop through existing semaphores to be able to
return same sem_t pointer as a former call on the same named semaphore.
(semaphore::getinternal): New function called from _sem_close.
* thread.h (class List): Make mx and head public.
(class semaphore): Fix formatting. Align method declarations with
implementation in thread.cc. Add members used for named semaphores.
(semaphore::terminate): New static method.
* include/semaphore.h: Redefine SEM_FAILED. Fix formatting.
(sem_unlink): Add declaration.
* include/cygwin/version.h: Bump API minor number.
(shm_unlink): Export.
* syscalls.cc (shm_open): New function.
(shm_unlink): New function.
* sysconf.cc (sca): Set value of _SC_SHARED_MEMORY_OBJECTS to
_POSIX_SHARED_MEMORY_OBJECTS.
* include/cygwin/version.h: Bump API minor number.
* include/sys/mman.h (shm_open): Add prototype.
(shm_unlink): Ditto.
(SendARP): Define.
* cygwin.din: Export if_freenameindex, if_indextoname, if_nameindex and
if_nametoindex.
* fhandler_procnet.cc: Drop including wchar.h. Drop definitions of
GAA_FLAG_INCLUDE_ALL_INTERFACES, IP_ADAPTER_UNICAST_ADDRESS_VISTA.
(fhandler_procnet::exists): Check for has_gaa_prefixes. Call
get_adapters_addresses here.
(fhandler_procnet::readdir): Ditto.
(prefix): Move to net.cc.
(fhandler_procnet::fill_filebuf): Call get_adapters_addresses here.
Simplify allocation. Use AdapterName rather than FriendlyName as
interface name. Use IfIndex if available, Ipv6IfIndex otherwise.
(in6_are_prefix_equal): Move to net.cc.
* fhandler_socket.cc: Define old SIOCGxxx values.
(CONV_OLD_TO_NEW_SIO): Convert old SIOCGxxx value to new one.
(struct __old_ifreq): Define old struct ifreq.
(fhandler_socket::ioctl): Handle old SIOCGxxx values. Handle new
SIOCGIFFRNDLYNAM command. Simplify copying ifreq data to user space.
Call get_ifconf with additional SOCKET parameter.
* net.cc (IP_ADAPTER_UNICAST_ADDRESS_LH): Define.
(IP_ADAPTER_ADDRESSES_LH): Define.
(SIO_GET_INTERFACE_LIST): Define.
(sockaddr_in6_old): Define.
(sockaddr_gen): Define.
(INTERFACE_INFO): Define.
(IN_LOOPBACK): Define.
(in_are_prefix_equal): New static function.
(ip_addr_prefix): New function, replaces prefix function, add AF_INET
handling.
(GAA_FLAG_INCLUDE_ALL_INTERFACES): Define.
(get_adapters_addresses): New function.
(WS_IFF_xxx): Define Winsock interface flag values.
(convert_ifr_flags): New function to convert Winsock interface flag
values to Cygwin interface flag values.
(get_xp_ifconf): New get_ifconf implementation for XP SP1 and above.
(get_2k_ifconf): Fix interface index. Fix formatting.
(get_nt_ifconf): Fix formatting.
(get_95_ifconf): Ditto.
(get_ifconf): Take additional SOCKET parameter. Call get_xp_ifconf
on XP SP1 and above.
(if_nametoindex): New function.
(if_indextoname): New function.
(if_nameindex): New function.
(if_freenameindex): New function.
(in6_are_prefix_equal): Moved here from fhandler_procnet.cc.
* wincap.cc (wincap_xp): Define has_gaa_prefixes as true by default.
(wincapc::init): Assume has_osversioninfoex by default. Call
GetVersionEx with OSVERSIONINFOEX first. Call with OSVERSIONINFO only
if that fails. Simplify NT4 case and try to avoid strcmp. Check XP
Service Pack using version.wServicePackMajor to avoid strcmp.
* include/asm/socket.h (SIOCGIFFRNDLYNAM): Define.
* include/cygwin/if.h: Fix formatting.
(IFF_POINTTOPOINT): Define.
(IFF_NOARP): Define.
(IFF_LOWER_UP): Define.
(IFF_DORMANT): Define.
(struct if_nameindex): Define.
(IFRF_FRIENDLYNAMESIZ): Define.
(struct ifreq_frndlyname): Define.
(IFNAMSIZ): Redefine as 44.
(IF_NAMESIZE): Define.
(struct ifreq): Redefine ifru_flags as int. Define ifru_data. Pad size
to sizeof sockaddr_in6 for further extensions.
(ifr_data): Define.
(ifr_frndlyname): Define.
(if_nametoindex): Declare.
(if_indextoname): Declare.
(if_nameindex): Declare.
(if_freenameindex): Declare.
* include/cygwin/version.h: Bump API minor number.
(CYGWIN_VERSION_CHECK_FOR_OLD_IFREQ): Define check for old vs. new
ifreq structure.
* net.cc (get_2k_ifconf): Ditto.
(get_nt_ifconf): Fake SIOCGIFINDEX.
(get_95_ifconf): Ditto.
(get_ifconf): Handle SIOCGIFINDEX. Fake it for loopback on systems
not supporting IP Helper Lib.
* include/asm/socket.h (SIOCGIFINDEX): Define.
* include/cygwin/if.h (struct ifreq): Add member for interface index.
(ifr_ifindex): Define.
(SUBLIBS): Add libresolv.a.
Add rule for libresolv.a.
* autoload.cc: Fix return code handling for IP Helper API in case
of being unable to load iphlpapi.dll.
(DnsQuery_A): Define.
(DnsRecordListFree): Define.
* cygwin.din: Export resolver functions.
* include/resolv.h: New header.
* include/arpa/nameser.h: New header.
* include/arpa/nameser_compat.h: New header.
* include/cygwin/version.h: Bump API minor number.
* libc/minires-os-if.c: New file.
* libc/minires.c: New file.
* libc/minires.h: New file.
* include/cygwin/version.h: Bump DLL version to 1.7.0.
2006-07-25 Corinna Vinschen <corinna@vinschen.de>
* select.h: Remove.
* fhandler_socket.cc: Don't include select.h.
* select.cc: Ditto.
2006-07-25 Corinna Vinschen <corinna@vinschen.de>
* cygtls.h: Drop socket related includes.
(struct _local_storage): Remove exitsock and exitsock_sin. Add
select_sockevt.
* cygtls.cc: Accomodate above change throughout.
* fhandler.h (class fhandler_socket): Make wsock_evt public.
* fhandler_socket.cc (fhandler_socket::fhandler_socket): Accomodate
reordering members.
(fhandler_socket::evaluate_events): Drop FD_CONNECT event as soon as
it gets read once. Never remove FD_WRITE event here.
(fhandler_socket::wait_for_events): Wait 50 ms instead of INFINITE for
socket events.
(fhandler_socket::accept): Fix conditional. Set wsock_events members
of accepted socket to useful start values.
(fhandler_socket::recv_internal): Always drop FD_READ/FD_OOB events from
wsock_events after the call to WSARecvFrom.
(fhandler_socket::send_internal): Drop FD_WRITE event from wsock_events
if the call to WSASendTo fails with WSAEWOULDBLOCK. Fix return value
condition.
* select.cc (struct socketinf): Change to accomodate using socket event
handling.
(peek_socket): Use event handling for peeking socket.
(thread_socket): Ditto.
(start_thread_socket): Ditto.
(socket_cleanup): Same here.
* tlsoffsets.h: Regenerate.
2006-07-20 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (class fhandler_socket): Rearrange slightly to keep
event handling methods and members together. Drop owner status flag.
Split wait method. Rename event handling methods for readability.
* fhandler_socket.cc (struct wsa_event): Add owner field.
(LOCK_EVENTS): New macro.
(UNLOCK_EVENTS): Ditto.
(fhandler_socket::init_events): rename from prepare.
(fhandler_socket::evaluate_events): First half of former wait method.
Do everything but wait. Allow specifiying whether or not events from
event_mask should be erased from wsock_events->events. Simplify
OOB handling. Allow sending SIGURG to any process (group).
(fhandler_socket::wait_for_events): Second half of former wait method.
Call evaluate_events and wait in a loop if socket is blocking.
(fhandler_socket::release_events): Rename from release.
(fhandler_socket::connect): Accomodate above name changes.
(fhandler_socket::accept): Ditto.
(fhandler_socket::recv_internal): Ditto.
(fhandler_socket::send_internal): Ditto.
(fhandler_socket::close): Ditto.
(fhandler_socket::fcntl): Always set owner to given input value on
F_SETOWN. Handle F_GETOWN.
* net.cc (fdsock): Accomodate above name changes.
2006-07-20 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::wait): Set Winsock errno to
WSAEWOULDBLOCK instead of WSAEINPROGRESS.
2006-07-18 Brian Ford <Brian.Ford@FlightSafety.com>
Corinna Vinschen <corinna@vinschen.de>
* winsup.h (mmap_region_status): New enum.
(mmap_is_attached_or_noreserve_page): Adjust prototype and rename
as below.
* mmap.cc (mmap_is_attached_or_noreserve_page): Rename
mmap_is_attached_or_noreserve. Add region length parameter.
Return enum above.
* exceptions.cc (_cygtls::handle_exceptions): Accomodate above.
* fhandler.cc (fhandler_base::raw_read): Call above for NOACCESS
errors and retry on success to allow reads into untouched
MAP_NORESERVE buffers.
2006-07-18 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din (posix_openpt): Export.
* tty.cc (posix_openpt): New function.
* include/cygwin/stdlib.h (posix_openpt): Declare.
* include/cygwin/version.h: Bump API minor number.
2006-07-14 Corinna Vinschen <corinna@vinschen.de>
* security.cc (get_token_group_sidlist): Always add the interactive
group to the token. Add comment. Create logon_id group SID by
copying it from incoming group list.
(create_token): Add subauth_token parameter. Use information in
subauth_token if present. Tweak SourceIdentifier if subauth_token
is present for debugging purposes.
* security.h (create_token): Add subauth_token parameter in declaration.
* syscalls.cc (seteuid32): Call subauth first. Call create_token
regardless. Use subauth token in call to create_token if subauth
succeeded.
2006-07-13 Corinna Vinschen <corinna@vinschen.de>
* include/netinet/in.h: Update copyright.
2006-07-13 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::wait): Rework function so that
WaitForMultipleObjects is really only called when necessary.
2006-07-12 Corinna Vinschen <corinna@vinschen.de>
* include/netdb.h: Declare rcmd, rcmd_af, rexec, rresvport,
rresvport_af, iruserok, iruserok_sa, ruserok.
2006-07-12 Corinna Vinschen <corinna@vinschen.de>
* Makefile.in (DLL_OFILES): Drop iruserok.o. Add rcmd.o.
* autoload.cc (rcmd): Drop definition.
* cygwin.din: Export bindresvport, bindresvport_sa, iruserok_sa,
rcmd_af, rresvport_af.
* net.cc (cygwin_rcmd): Remove.
(last_used_bindresvport): Rename from last_used_rrecvport.
(cygwin_bindresvport_sa): New function implementing bindresvport_sa.
(cygwin_bindresvport): New function implementing bindresvport.
(cygwin_rresvport): Remove.
* include/cygwin/version.h: Bump API minor number.
* include/netinet/in.h: Declare bindresvport and bindresvport_sa.
* libc/iruserok.c: Remove file.
* libc/rcmd.cc: New file implementing rcmd, rcmd_af, rresvport,
rresvport_af, iruserok_sa, iruserok and ruserok.
2006-07-12 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::getsockname): Return valid
result for unbound sockets.
2006-07-11 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::fixup_after_fork): Handle
wsock_mtx and wsock_evt on fork, thus handling close_on_exec correctly.
(fhandler_socket::fixup_after_exec): Drop misguided attempt to handle
close_on_exec here.
(fhandler_socket::dup): Call fixup_after_fork with NULL parent.
Add comment.
(fhandler_socket::set_close_on_exec): Handle wsock_mtx and wsock_evt.
2006-07-10 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (class fhandler_socket): Add wsock_mtx, wsock_evt
and wsock_events members. Remove closed status flag, add listener
status flag. Accomodate new implementation of socket event handling
methods. Declare recv* and send* functions ssize_t as the POSIX
equivalents.
(fhandler_socket::recv_internal): Declare.
(fhandler_socket::send_internal): Ditto.
* fhandler_socket.cc (EVENT_MASK): Define mask of selected events.
(fhandler_socket::fhandler_socket): Initialize new members.
(fhandler_socket::af_local_setblocking): Don't actually set the
socket to blocking mode. Keep sane event selection.
(fhandler_socket::af_local_unsetblocking): Don't actually set the
socket to previous blocking setting, just remember it.
(struct wsa_event): New structure to keep event data per shared
socket.
(NUM_SOCKS): Define number of shared sockets concurrently handled by
all active Cygwin processes.
(wsa_events): New shared datastructure keeping all wsa_event records.
(socket_serial_number): New shared variable to identify shared sockets.
(wsa_slot_mtx): Global mutex to serialize wsa_events access.
(search_wsa_event_slot): New static function to select a new wsa_event
slot for a new socket.
(fhandler_socket::prepare): Rewrite. Prepare event selection
per new socket.
(fhandler_socket::wait): Rewrite. Wait for socket events in thread
safe and multiple process safe.
(fhandler_socket::release): Rewrite. Close per-socket descriptor
mutex handle and event handle.
(fhandler_socket::dup): Duplicate wsock_mtx and wsock_evt. Fix
copy-paste error in debug output.
(fhandler_socket::connect): Accomodate new event handling.
(fhandler_socket::listen): Set listener flag on successful listen.
(fhandler_socket::accept): Accomodate new event handling.
(fhandler_socket::recv_internal): New inline method centralizing
common recv code.
(fhandler_socket::recvfrom): Call recv_internal now.
(fhandler_socket::recvmsg): Ditto. Streamline copying from iovec
to WSABUF.
(fhandler_socket::send_internal): New inline method centralizing
common send code.
(fhandler_socket::sendto): Call send_internal now.
(fhandler_socket::sendmsg): Ditto. Streamline copying from iovec
to WSABUF.
(fhandler_socket::close): Call release now.
(fhandler_socket::ioctl): Never actually switch to blocking mode.
Just keep track of the setting.
* net.cc (fdsock): Call prepare now.
(cygwin_connect): Revert again to event driven technique.
(cygwin_accept): Ditto.
* poll.cc (poll): Don't call recvfrom on a listening socket.
Remove special case for failing recvfrom.
* include/sys/socket.h: Declare recv* and send* functions ssize_t as
requested by POSIX.
2006-07-07 Corinna Vinschen <corinna@vinschen.de>
* net.cc (cygwin_inet_ntop): Fix data type of forth parameter.
2006-07-06 Corinna Vinschen <corinna@vinschen.de>
* include/cygwin/in6.h (struct in6_addr): Fix typo.
2006-07-06 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din: Export in6addr_any, in6addr_loopback, freeaddrinfo,
gai_strerror, getaddrinfo, getnameinfo.
* fhandler_socket.cc: Include cygwin/in6.h.
(get_inet_addr): Accomodate AF_INET6 usage.
(fhandler_socket::connect): Ditto.
(fhandler_socket::listen): Ditto.
(fhandler_socket::sendto): Ditto.
* net.cc: Include cygwin/in6.h.
(in6addr_any): Define.
(in6addr_loopback): Define.
(cygwin_socket): Accomodate AF_INET6 usage.
(socketpair): Bind socketpairs only to loopback for security.
(inet_pton4): New static function.
(inet_pton6): Ditto.
(cygwin_inet_pton): New AF_INET6 aware inet_pton implementation.
(inet_ntop4): New static function.
(inet_ntop6): Ditto.
(cygwin_inet_ntop): New AF_INET6 aware inet_ntop implementation.
(ga_aistruct): New static function.
(ga_clone): Ditto.
(ga_echeck): Ditto.
(ga_nsearch): Ditto.
(ga_port): Ditto.
(ga_serv): Ditto.
(ga_unix): Ditto.
(gn_ipv46): Ditto.
(ipv4_freeaddrinfo): Ditto.
(ipv4_getaddrinfo): Ditto.
(ipv4_getnameinfo): Ditto.
(gai_errmap_t): New structure holding error code - error string mapping.
(cygwin_gai_strerror): New function implementing gai_strerror.
(w32_to_gai_err): New static function.
(get_ipv6_funcs): Ditto.
(load_ipv6_funcs): Ditto.
(cygwin_freeaddrinfo): New function implementing freeaddrinfo.
(cygwin_getaddrinfo): New function implementing getaddrinfo.
(cygwin_getnameinfo): New function implementing getnameinfo.
* include/netdb.h: Include stdint.h and cygwin/socket.h. Define
data types and macros used by getaddrinfo and friends. Declare
freeaddrinfo, gai_strerror, getaddrinfo and getnameinfo.
* include/cygwin/in.h: Add IPv6 related IPPROTOs. Remove definition
of struct sockaddr_in6. Include cygwin/in6.h instead.
* include/cygwin/in6.h: New header file defining IPv6 releated
data types and macros.
* include/cygwin/socket.h: Enable AF_INET6 and PF_INET6. Add
IPv6 related socket options.
* include/cygwin/version.h: Bump API minor number.
2006-07-06 Corinna Vinschen <corinna@vinschen.de>
* autoload.cc (DsGetDcNameA): Define.
(NetGetAnyDCName): Define.
* security.cc: Include dsgetdc.h.
(DsGetDcNameA): Declare.
(DS_FORCE_REDISCOVERY): Define.
(get_logon_server): Add bool parameter to control rediscovery of DC.
Use DsGetDcNameA function if supported, NetGetDCName/NetGetAnyDCName
otherwise.
(get_server_groups): Rediscover DC if get_user_groups fails and
try again.
(get_reg_security): Use correct error code macro when testing
RegGetKeySecurity return value.
* security.h (get_logon_server): Remove default vaue from wserver
parameter. Add rediscovery parameter.
* uinfo.cc (cygheap_user::env_logsrv): Accomodate rediscovery parameter
in call to get_logon_server.
current meta key mode.
* fhandler_console.cc (fhandler_console::read): Set the top bit of
the character if metabit is true.
* fhandler_console.cc (fhandler_console::ioctl): Implement
KDGKBMETA and KDSKBMETA commands.
* fhandler_tty.cc (process_ioctl): Support KDSKBMETA.
(fhandler_tty_slave::ioctl): Send KDGKBMETA and KDSKBMETA to the
master.
* include/cygwin/kd.h: New file for the meta key mode.
* include/sys/kd.h: New file.
* signal.cc (_SA_NORESTART): New flag.
(sigaction_worker): New function, derived from sigaction. Don't set internal
flags unless called internally.
(sigaction): Use sigaction_worker.
(signal): Honor new _SA_NORESTART flag.
(siginterrupt): Set _SA_NORESTART flag appropriately. Use sigaction_worker to
set flags.
* include/cygwin/signal.h: Define _SA_INTERNAL_MASK here.
* exceptions.cc (sigset): New function.
(sigignore): New function.
* include/cygwin/signal.h (SIG_HOLD): Define.
(sigignore): Declare.
(sigset): Declare.
* include/cygwin/version.h: Bump API minor number to 154.
* cygtls.h (_cygtls::thread_context): Declare new field.
(_cygtls::thread_id): Ditto.
(_cygtls::signal_exit): Move into this class.
(_cygtls::copy_context): Declare new function.
(_cygtls::signal_debugger): Ditto.
* cygtls.cc (_cygtls::init_thread): Fill out thread id field.
* exceptions.cc (exception): Change message when exception info is unknown.
Copy context to thread local storage.
(_cygtls::handle_exceptions): Avoid double test for fault_guarded. Reflect
move of signal_exit to _cygtls class.
(sigpacket::process): Copy context to thread local storage.
(_cygtls::signal_exit): Move to _cygtls class. Call signal_debugger to notify
debugger of exiting signal (WIP). Call stackdump here (WIP).
(_cygtls::copy_context): Define new function.
(_cygtls::signal_debugger): Ditto.
* tlsoffsets.h: Regenerate.
* include/cygwin.h (_fpstate): New internal structure.
(ucontext): Declare new structure (WIP).
(__COPY_CONTEXT_SIZE): New define.
* exceptions.cc (_cygtls::interrupt_setup): Clear "threadkill" field when there
is no sigwaiting thread.
(setup_handler): Move event handling into interrupt_setup.
* dir.cc (__opendir_with_d_ino): New function.
(opendir): Set flag if we should be calculating inodes.
(readdir_worker): Calculate d_ino by calling stat if the user has asked for it.
(seekdir64): Maintain all persistent flag settings.
* fhandler.h (dirent_states): Add dirent_set_d_ino.
* fhandler_disk_file.cc (fhandler_disk_file::opendir): Reflect changes to
dirent structure.
* fhandler_virtual.cc (fhandler_virtual::opendir): Ditto.
* include/sys/dirent.h (struct dirent): Coalesce two similar structures.
Remove all threads of the apparently highly confusing references to inodes.
Add support for calculating a real inode if __USE_EXPENSIVE_CYGWIN_D_INO is
defined.
of in_port_t and in_addr_t to top of file and use throughout. Use
sa_family_t type where appropriate.
(struct in6_addr): Change `unsigned char' to `uint8_t'.
(struct sockaddr_in6): Add sin6_scope_id member. Add comments.
* include/cygwin/socket.h: Include stdint.h. Move definition of
socklen_t to top of file. Define sa_family_t. Define struct
sockaddr_storage as per SUSv3.
* include/sys/un.h: Include cygwin/socket.h. Use sa_family_t type.
flags.
(fhandler_base::open): Ditto.
* fhandler_floppy.cc (fhandler_dev_floppy::open): Don't allocate devbuf
in O_DIRECT case.
* fhandler_raw.cc (fhandler_dev_raw::ioctl): Don't allow buffer
changes in O_DIRECT case. Allow returning a buffer size 0, which
indicates O_DIRECT.
* fhandler_tape.cc (fhandler_dev_tape::open): Use O_SYNC flag to
hand down the !buffer_writes case. Don't allocate devbuf in O_DIRECT
case.
(fhandler_dev_tape::raw_read): Don't mess with devbuf if it's NULL.
* include/fcntl.h: Define _FDIRECT, O_DIRECT, O_DSYNC and O_RSYNC.
* include/cygwin/version.h: Bump API minor version.
* 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.
(_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.
(lutimes): Export.
* times.cc (utimes_worker): Created from utimes, add nofollow flag
to implement utimes and lutimes.
(utimes): Just call utimes_worker.
(lutimes): New function.
(futimes): Ditto.
* include/cygwin/version.h: Bump API minor version.
from ws2_32. Rearrange symbol order accordingly. None of the ws2_32
functions is optional right now.
(wsadata): Move from net.cc here. Define NO_COPY.
(wsock_init): Drop unused symbols ws2_32_handle and wsock32_handle.
(load_wsock32): Remove.
(WSACleanup): Remove.
* fhandler_socket.cc: Drop Winsock 1 accommodations throughout.
(fhandler_socket::readv): Accomodate new POSIX style struct msghdr.
(fhandler_socket::writev): Ditto.
(fhandler_socket::recvmsg): Ditto. Handle "old" applications using
former struct msghdr correctly.
* net.cc: Drop Winsock 1 accommodations throughout.
(wsadata): Move definition to autoload.cc.
(set_socket_inheritance): Remove.
(convert_ws1_ip_optname): New static function to convert Winsock1
IPPROTO_IP option values into Winsock2 IPPROTO_IP option values.
(cygwin_setsockopt): Remove wrong and incomplete cleartext printing
of optname. For "old" applications, convert optname from Winsock1
to Winsock2 values before using them. Add comment to describe the
IP_TOS weirdness on W2K and above.
(cygwin_getsockopt): Remove wrong and incomplete cleartext printing
of optname. For "old" applications, convert optname from Winsock1
to Winsock2 values before using them.
* select.cc (start_thread_socket): Forget about winsock2_active.
* winsup.h (wsock32_handle): Remove declaration.
(ws2_32_handle): Ditto.
(netapi32_handle): Ditto.
(wsadata): Ditto.
(winsock2_active): Remove definition.
* include/cygwin/socket.h: Change formatting slightly.
(socklen_t): Move definition up in file.
(struct msghdr): Convert to POSIX style.
(struct cmsghdr): New type.
(CMSG_ALIGN): New macro.
(CMSG_LEN): Ditto.
(CMSG_SPACE): Ditto.
(CMSG_FIRSTHDR): Ditto.
(CMSG_NXTHDR): Ditto.
(CMSG_DATA): Ditto.
(SCM_RIGHTS): Ditto.
(struct OLD_msghdr): Define old msghdr structure for Cygwin internal
purposes.
(MSG_TRUNC): New macro.
(MSG_CTRUNC): Ditto.
(IP_OPTIONS): Redefine IPPROTO_IP option values to Winsock2 values.
Keep Winsock1 values for Cygwin internal purposes.
* include/cygwin/version.h: Bump API minor version.
(CYGWIN_VERSION_CHECK_FOR_USING_ANCIENT_MSGHDR): Define to check for
applications using old struct msghdr.
(CYGWIN_VERSION_CHECK_FOR_USING_WINSOCK1_VALUES): Define to check for
applications using old Winsock1 IPPROTO_IP values.
commune_send to commune_request throughout.
* pinfo.h (PICOM_EXTRASTR): New flag.
(PICOM_FIFO): Define with new flag.
(_pinfo::hello_pid): Delete.
(_pinfo::tothem): Delete.
(_pinfo::fromthem): Delete.
(_pinfo::commune_process): Rename from commune_recv. Add a siginfo_t argument
to declaration.
(_pinfo::commune_request): Rename from commune_send. Change DWORD to
__uint32_t in declaration.
* pinfo.cc (_pinfo::commune_process): Rename from commune_recv. Add siginfo_t
argument. Use information from argument rather than reading from another pipe.
Synchronize with other process's commune event.
(_pinfo::commune_request): Rename from commune_send. Change DWORD to __uint32
in argument. Fill out information in new siginfo_t element and rely on
extended operation of sig_send rather than trying to deal with synchronization
issues here. Use process handle and read pipe information filled out by
sig_send to gather information from the other process.
* sigproc.cc (sig_send): Take special action if "communing" to ensure
synchronization with the other process and to return information about the
other process to the caller.
(talktome): Accept a siginfo_t and handle arguments. Read additional
information from the signal pipe when _si_commune._si_code has the
PICOM_EXTRASTR flag set.
(wait_sig): Pass the transmitted siginfo_t struct and the pipe handle to
talktome. Close pipe read handle as soon as possible after we detect that
we're exiting.
eof_detected status flag. Delete is_eom and is_eof methods.
Move drive_size, bytes_per_sector, eom_detected status flag, as well
as the methods read_file, write_file, raw_read and raw_write to ...
(class fhandler_dev_floppy): ... here. Remove is_eom and is_eof
methods. Add dup method.
* fhandler_floppy.cc (IS_EOM): New macro.
(fhandler_dev_floppy::is_eom): Remove.
(fhandler_dev_floppy::is_eof): Remove.
(fhandler_dev_floppy::fhandler_dev_floppy): Initialize status flags.
(fhandler_dev_floppy::get_drive_info): Only call EX functions on
systems supporting them and stop suffering strange delays.
(fhandler_dev_floppy::read_file): Move here, drop setting
current_position.
(fhandler_dev_floppy::write_file): Move here, drop setting
current_position.
(fhandler_dev_floppy::open): Rearrange comment.
(fhandler_dev_floppy::dup): New method.
(fhandler_dev_floppy::get_current_position): New inline method. Use
instead of former current_position were appropriate.
(fhandler_dev_floppy::raw_read): Move here. Drop EOF handling.
(fhandler_dev_floppy::raw_write): Move here. Drop EOF handling.
(fhandler_dev_floppy::lseek): Remove useless conditions. Convert
sector_aligned_offset to LARGE_INTEGER to improve SetFilePointer call.
(fhandler_dev_floppy::ioctl): Move blocksize check in RDSETBLK case
to here.
* fhandler_raw.cc (fhandler_dev_raw::is_eom): Remove.
(fhandler_dev_raw::is_eof): Remove.
(fhandler_dev_raw::write_file): Remove.
(fhandler_dev_raw::read_file): Remove.
(fhandler_dev_raw::raw_read): Remove.
(fhandler_dev_raw::raw_write): Remove.
(fhandler_dev_raw::dup): Drop copying removed members.
(fhandler_dev_raw::ioctl): Drop blocksize testing.
* wincap.h: Implement has_disk_ex_ioctls throughout.
* wincap.cc: Ditto.
(wincap_vista): Preliminary wincaps for Windows Vista/Longhorn.
(wincapc::init): Add Vista/Longhorn handling.
linux.
* include/cygwin/types.h: Include endian.h.
* include/sys/dirent.h: Define DT_* types and conversion macros.
* pinfo.cc (pinfo::init): Remove special handling for PID_ALLPIDS and execed
code, even though it probably still isn't quite right.
* fhandler.h (class fhandler_serial): Declare switch_modem_lines.
* fhandler_serial.cc (fhandler_serial::switch_modem_lines): New
static function to set or clear DTR and/or RTS.
(fhandler_serial::ioctl): Use switch_modem_lines for TIOCMSET
and new TIOCMBIS and TIOCMBIC.
* include/cygwin/version.h: Bump API minor number.
(getdelim): Export.
* include/sys/stdio.h (getline): Replace macro with function prototype.
(getdelim): Likewise.
* include/cygwin/version.h: Bump API minor number.
(__getdelim): Export.
* include/sys/stdio.h (getline): Define as __getline.
(getdelim): Define as __getdelim.
* include/cygwin/version.h: Bump API minor number.
(inet_ntop): Export.
* net.cc (cygwin_inet_pton): Implement inet_pton for AF_INET for now.
(cygwin_inet_ntop): Implement inet_ntop for AF_INET for now.
* include/arpa/inet.h (inet_pton): Declare.
(inet_ntop): Declare.
* include/cygwin/version.h: Bump API minor number.
* fhandler.h (fhandler_fifo::owner): Eliminate.
* fhandler_disk_file.cc (fhandler_base::fstat_fs): Handle on-disk devices
better.
(fhandler_base::fstat_helper): Ditto.
* fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Don't initialize obsolete
"owner".
(fhandler_fifo::open_not_mine): Add some debugging. Duplicate correct handle
when we own it.
(fhandler_fifo::open): Set flags from input, not from first pipe. Flag that
fork fixup is needed.
(fhandler_fifo::dup): Set errno correctly when DuplicateHandle fails.
* pinfo.cc (commune_send): Add debugging for fifo.
* cygwin/version.h: Bump API minor version to 127 to reflect exporting of
sigrelese.
(wininfo::itv): Ditto.
(wininfo::start_time): Ditto.
(wininfo::window_started): Ditto.
(wininfo::getitimer): Ditto.
(wininfo::setitimer): Ditto.
(wininfo::wininfo): Ditto.
(wininfo::lock): New method.
(wininfo::release): Ditto.
* window.cc: Use new lock/acquire wininfo methods throughout.
(wininfo::wininfo): Delete
(wininfo::getitimer): Ditto.
(wininfo::setitimer): Ditto.
(getitimer): Ditto.
(setitimer): Ditto.
(ualarm): Ditto.
(alarm): Ditto.
(wininfo::lock): Define new function.
(wininfo::release): Ditto.
(wininfo::process): Delete WM_TIMER handling.
* timer.cc (struct timetracker): Delete it, flags. Add it_interval,
interval_us, sleepto_us, running, init_muto(), syncthread, and gettime().
(ttstart): Make NO_COPY.
(lock_timer_tracker): New class.
(timer_tracker::timer_tracker): Distinguish ttstart case.
(timer_tracker::~timer_tracker): New destructor. Clean out events, and reset
magic.
(timer_tracker::init_muto): New method.
(to_us): Round up as per POSIX.
(timer_thread): Reorganize to match timer_tracker::settime and
timer_tracker::gettime. Call sig_send without wait. Call auto_release.
(timer_tracker::settime): Reorganize logic to avoid race. Call gettime to
recover old value.
(timer_tracker::gettime): New method.
(timer_create): Properly set errno on invalid timerid. Use new
lock_timer_tracker method.
(timer_delete): Ditto. Simplify code slightly.
(timer_gettime): New function.
(fixup_timers_after_fork): Reinit ttstart.
(getitimer): New implementation.
(setitimer): Ditto.
(ualarm): Ditto.
(alarm): Ditto.
* cygwin.din: Export timer_gettime.
* winsup.h: Remove has has_visible_window_station declaration.
* Makefile.in (DLL_OFILES): Add lsearch.o.
* cygthread.h (cygthread::notify_detached): New element.
(cygthread::cygthread): Take optional fourth argument signifying event to
signal on thread completion.
* cygthread.cc (cygthread::stub): Signal notify_detached event, if it exists.
(cygthread::cygthread): Initialize notify_detached from fourth argument.
(cygthread::detach): Wait for notify_detached field is present.
* lsearch.cc: New file.
* search.h: Ditto.
* include/cygwin/version.h: Bump API minor number to 126.
* cygwin.din: Export lsearch, lfind.
* syscalls.cc (utmpxname): Create export alias to utmpname.
* include/utmpx.h: Define ut_name and ut_xtime if not already defined.
(utmpxname): Add prototype.
* include/sys/utmp.h: Only define ut_name if not already defined.
* include/cygwin/version.h: Bump API minor version.
(dirname): Export.
* path.cc (basename): New function.
(dirname): New function.
* include/libgen.h: New file.
* include/cygwin/version.h: Bump API minor version.
* fhandler.cc (fhandler_base::fsync): Return with EINVAL if no
handle is available.
* syscalls.cc (fdatasync): Create export alias to fsync.
* include/cygwin/version.h: Bump API minor version.
* fork.cc (fork_parent): Copy parent's nice value into child.
* spawn.cc (spawn_guts): Ditto.
* miscfuncs.cc (winprio_to_nice): New function.
(nice_to_winprio): Ditto.
* pinfo.cc (pinfo_init): If parent is not a Cygwin process, set
default nice value according to current Win32 priority class.
* pinfo.h (class _pinfo): Add nice member.
* syscalls.cc (setpriority): New function, only implementing
PRIO_PROCESS for now.
(getpriority): Ditto.
(nice): Just call setpriority.
* wincap.h (wincaps::has_extended_priority_class): New element.
* wincap.cc: Implement above element throughout.
* winsup.h: Add prototypes for winprio_to_nice and nice_to_winprio.
* include/limits.h (NZERO): New define.
* include/cygwin/types.h (id_t): New datatype.
* include/cygwin/version.h: Bump API minor version.
* include/sys/resource.h: Add PRIO_XXX defines and prototypes for
getpriority and setpriority.
* syscalls.cc: Include utmpx.h. Implement utmpx functions as stubs
to utmp functions.
(copy_ut_to_utx): New static function.
(pututline): Change from void to struct utmp * as on Linux.
(setutxent): New function.
(endutxent): New function.
(getutxent): New function.
(getutxid): New function.
(getutxline): New function.
(pututxline): New function.
* include/utmpx.h: New file.
* include/cygwin/utmp.h: New file.
* include/cygwin/version.h: Bump API minor number.
* include/sys/utmp.h: Include cygwin/utmp.h. Move stuff common with
utmpx functionality there.
(pututline): Declare struct utmp *.
* syscalls.cc (ttyname_r): New function.
(ttyname): Move functionality to ttyname_r. Call it from here.
* include/cygwin/version.h: Bump API minor number.
of shmget to retrieve the shared memory segment from Cygserver
instead of failing immediately.
* include/cygwin/ipc.h (IPC_KEY_IS_SHMID): New internal flag for
shmget when called from shmat.
ERROR_EOM_OVERFLOW and ERROR_NO_DATA_DETECTED to EIO. Add mappings
for ERROR_NO_MEDIA_IN_DRIVE, ERROR_DEVICE_REQUIRES_CLEANING and
ERROR_DEVICE_DOOR_OPEN.
* fhandler.h (class fhandler_dev_raw): Drop varblkop member.
(fhandler_dev_raw::is_eom): De-virtualize.
(fhandler_dev_raw::is_eof): Ditto.
(class fhandler_dev_tape): Drop lasterr and dp member. Add mt_mtx
member. Drop all private methods formerly used by ioctl.
(fhandler_dev_tape::is_rewind_device): Use get_minor for clarity.
(fhandler_dev_tape::driveno): New method.
(fhandler_dev_tape::drive_init): New method.
(fhandler_dev_tape::clear): Remove method.
(fhandler_dev_tape::is_eom): Ditto.
(fhandler_dev_tape::is_eof): Ditto.
(fhandler_dev_tape::write_file): Ditto.
(fhandler_dev_tape::read_file): Ditto.
(fhandler_dev_tape::_lock): New method.
(fhandler_dev_tape::unlock): New method.
(fhandler_dev_tape::raw_read): New method.
(fhandler_dev_tape::raw_write): New method.
* fhandler_raw.cc (fhandler_dev_raw::is_eom): New method.
(fhandler_dev_raw::is_eof): New method.
(fhandler_dev_raw::open): Allow setting write through option by
using the O_TEXT flag as ... flag.
(fhandler_dev_raw::writebuf): Remove usage of varblkop and other
tape specific code.
(fhandler_dev_raw::raw_read): Ditto.
(fhandler_dev_raw::dup): Ditto.
* fhandler_tape.cc: Rewrite tape operations entirely. Implement
new tape driver classes mtinfo, mtinfo_drive and mtinfo_part.
Reduce fhandler_dev_tape methods to mostly just calling appropriate
mtinfo_drive methods.
(mtinfo_init): New function adding the mtinfo shared memory area.
* mtinfo.h: New file, containing the definition of the new tape
driver classes.
* shared.cc: Include mtinfo.h.
(offsets): Add entry for mtinfo shared memory area.
(memory_init): Call mtinfo_init.
* shared_info.h (shared_locations): Add SH_MTINFO shared location.
* include/cygwin/mtio.h: Change and add various comments. Add GMT_xxx
macros for new generic flags. Add MT_ST_xxx bitfield definitions
for MTSETDRVBUFFER ioctl.
* include/cygwin/version.h: Bump API minor version number.
* fhandler.h (fhandler_dev_tape::tape_get_pos): Declare with extra
parameter for partition number.
(fhandler_dev_tape::_tape_set_pos): Ditto.
(fhandler_dev_tape::tape_partition): New method.
(fhandler_dev_tape::tape_set_partition): New method.
* fhandler_tape.cc (fhandler_dev_tape::open): Call private methods
directly instead of ioctl.
(fhandler_dev_tape::ioctl): Use long erase on MTERASE by default.
Don't use absolute positioning on MTSEEK. Call tape_set_partition
on MTSETPART, tape_partition on MTMKPART.
(fhandler_dev_tape::tape_get_pos): Add partition number parameter.
Prefer logical position information over absolute position information.
Return partition number.
(fhandler_dev_tape::_tape_set_pos): Add partition number parameter.
Use in SetTapePosition.
(fhandler_dev_tape::tape_set_pos): Remove special TAPE_ABSOLUTE_BLOCK
handling.
(fhandler_dev_tape::tape_erase): Rewind before erasing.
(fhandler_dev_tape::tape_status): Rearrange slightly. Try to get a
MediaType even if no tape is loaded. Store active partition in
mt_resid as on Linux.
(fhandler_dev_tape::tape_partition): New method.
(fhandler_dev_tape::tape_set_partition): New method.
* include/cygwin/mtio.h: Fix copyright. Add comment to explain
mt_resid content.
* include/cygwin/version.h: Bump API minor number.
ERROR_SETMARK_DETECTED to EIO instead of ESPIPE.
Handle ERROR_FILEMARK_DETECTED.
* fhandler_tape.cc (TAPE_FUNC): Add comment that ERROR_BUS_RESET
has still to be handled correctly.
(fhandler_dev_tape::open): Accomodate fact that get.mt_dsreg
also contains density code.
(fhandler_dev_tape::ioctl): Rearrange slightly. Reset devbuf also on
MTNOP, MTWSM, MTSETBLK, MTSETDRVBUFFER, MTSETPART and MTMKPART.
(fhandler_dev_tape::tape_set_pos): Rearrange. Match behaviour to
the Linux tape driver.
(fhandler_dev_tape::tape_status): Call IOCTL_STORAGE_GET_MEDIA_TYPES_EX
if available. Return device type and density code in appropriate
mtget members.
* wincap.h (wincaps::has_ioctl_storage_get_media_types_ex): New element.
* wincap.cc: Implement above element throughout.
* include/cygwin/mtio.h: Add tape device types as returned by
IOCTL_STORAGE_GET_MEDIA_TYPES_EX.
(MT_TAPE_INFO): Use above type codes.
(struct mtget): Change mt_dsreg comment.
to force signal to be handled. Zero event here to prevent races.
* signal.cc (sigwaitinfo): Use local handle value for everything since signal
thread could zero event element at any time. Detect when awaking due to thread
not in mask and set return value and errno accordingly. Don't set signal
number to zero unless we've recognized the signal.
* sigproc.cc (sigq): Rename from sigqueue throughout.
* thread.cc (pthread::join): Handle signals received while waiting for thread
to terminate.
* cygwin.din: Export sighold, sigqueue.
* exceptions.cc (sighold): Define new function.
* signal.cc (handle_sigprocmask): Set correct errno for invalid signal.
Simplify debugging output.
(sigqueue): Define new function.
* include/cygwin/signal.h (sighold): Declare new function.
(sigqueue): Ditto.
* include/cygwin/version.h: Bump API minor version number.
* include/limits.h (TIMER_MAX): Define.
(_POSIX_TIMER_MAX): Ditto.
* cygmalloc.h: Make more concessions to attempts to get debugging malloc
working.
* debug.h: Ditto.
* dlmalloc.cc: Ditto.
* dlmalloc.h: Ditto.
* malloc_wrapper.cc: Ditto.
* perthread.h (perthread::create): Use calloc to ensure zeroed memory.
we're not closing what we think we're closing.
(sig_send): Improve debugging when exiting due to no_signals_available.
* wincap.h (wincaps::cant_debug_dll_entry): New element.
* wincap.cc: Implement above element throughout.
* dcrt0.cc (initial_env): Accommodate changes necessary to allow initial
debugging for systems which do not allow debugging in dll_entry.
(dll_crt0_0): Add initial_env call back here.
* Makefile.in (install-man): Use mandir as target for installation.
* include/cygwin/version.h: Bump DLL minor number to 7 (should have been done
earlier).
* cygwin.din: Make clock SIGFE. Add clock_gettime, sigwaitinfo, timer_create,
timer_delete, timer_settime.
* include/cygwin/version.h: Reflect above additions.
* fork.cc (fork_child): Call fixup_timers_after_fork.
* signal.cc (sigwait): Remove unused variable.
* timer.cc: New file.
(clock_gettime): Define new function.
(timer_tracker): Define new struct used by timer functions.
(timer_tracker::timer_tracker): New function.
(to_us): New function.
(timer_thread): New function.
(timer_tracker::settime): New function.
(timer_create): New function.
(timer_settime): New function.
(timer_delete): New function.
(fixup_timers_after_fork): New function.
* cygthread.cc: Bump thread count.
* signal.cc (sigwaitinfo): Define new function.
(sigwait): Redefine based on sigwaitinfo.
* include/cygwin/signal.h (sigwaitinfo): Declare.
(sigwait): Ditto.
* dtable.cc (dtable::vfork_parent_restore): Avoid double close of ctty when
ctty == ctty_on_hold.
* cygtls.h (_threadinfo::threadkill): New element.
(_threadinfo::set_threadkill): Declare new function.
(_threadinfo::reset_threadkill): Declare new function.
* dcrt0.cc (dcrt0_1): Call here so that it will be possible to attach to
running process with #(*& Windows Me/9x.
(initial_env): Try to initialize strace if uninitialized.
* gendef: Don't zero signal if threadkill is set since that will happen in the
called function.
* signal.cc (sigwait): Ensure cleanup in error conditions.
* sigproc.cc (sig_send): Clear packet mask storage.
(wait_subproc): Fill in child exit code in siginfo_t structure.
* thread.cc (pthread_kill): Set threadkill flag.
* tlsoffsets.h: Regenerate. Throughout, use siginfo_t to fill out all signal
information for "kernel" signals.
* cygtls.h (_threadinfo::set_siginfo): Declare new function.
* cygtls.cc (_threadinfo::set_siginfo): Define new function.
* dcrt0.cc (do_exit): Accommodate siginfo_t considerations.
* exceptions.cc (handle_exceptions): Ditto.
(sig_handle_tty_stop): Ditto.
(ctrl_c_handler): Use killsys() to send signal.
(sigpacket::process): Rename from sig_handle. Use siginfo_t field from
sigpacket for everything.
(tty_min::kill_pgrp): Accommodate siginfo_t considerations.
(fhandler_termios::bg_check): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::ioctl): Use killsys() to send signal.
* signal.cc (kill_worker): Rewrite to use siginfo_t second argument.
(kill_pgrp): Ditto.
(kill0): Define new function pulled from kill().
(kill): Rewrite as frontend to kill0.
(killsys): Define new function.
* sigproc.cc (sigelem): Eliminate.
(sigpacket): Move to sigproc.h. Subsume sigelem.
(pending_signals): Use sigpacket rather than sigelem for everything.
(sig_clear): Ditto.
(wait_sig): Ditto.
(sig_send): Rewrite to use siginfo_t argument.
(sig_send): New function wratpper to sig_send with siginfo_t argument.
(wait_subproc): Accommodate siginfo_t considerations.
* thread.cc (pthread_kill): Ditto.
* sigproc.h (sigpacket): Move here.
(sigpacket::process): Declare "new" function.
(sig_handle): Eliminate declaration.
(sig_send): Declare with new paramaters.
(killsys): Declare new function.
(kill_pgrp): Declare.
* winsup.h: Move some signal-specific stuff to sigproc.h.
* include/cygwin/signal.h: Tweak some siginfo_t stuff.
and open_fhs_on_hold (back) here.
* dcrt0.cc (_dll_crt0): Just set impure_ptr_ptr here and let later
initialization deal with tls.
* dtable.cc (dtable::vfork_child_fixup): Move ctty considerations here.
(dtable:vfork_parent_restore): And here.
* fork.cc (vfork): Reflect change to ctty handling.
* perthread.h (vfork_save::fhctty): Eliminate.
* cygwin.din: Make more exports NOSIGFE that will never be interrupted by a
signal.
* init.cc (dll_entry): Set stackptr to NULL to catch problems earlier.
calculated mask in debugging output.
* sigproc.h (set_signal_mask): Reflect above change in declaration.
* path.cc (mount_item::build_win32): Take path apart before feeding it to
fnmunge. Throughout, change use of _reent_winsup()-> to _my_tls.locals.
instead. Throughout, remove obsolete MT_SAFE/_CYG_THREAD_FAILSAFE
considerations. Througout, add cygtls.h include.
* Makefile.in (DLL_OFILES): Add cygtls.o. Add some more objects to the
-fomit-frame-pointer list.
* acconfig.h: Remove obsolete settings.
* config.h.in: Ditto.
* bsdlib.cc: Add cygtls.h include.
* configure.in: Remove --enable-extra-threadsafe-checking.
* configure: Regenerate.
* cygtls.h (_local_storage): New struct renamed from _winsup_t (sic).
(_threadinfo:local_clib): Add new field.
(_threadinfo::locals): Ditto.
(_threadinfo::init_thread): Accept second _reent * argument.
(_threadinfo::call): Define as regparm.
(CYGTLS_PADSIZE): Remove unnecessary slop.
(_getreent): Define as a macro.
* thread.h: Remove _CYG_THREAD_FAILSAFE and MT_SAFE stuff.
(_winsup_t): Move to cygtls.h.
(ResourceLocks::ResourceLocks): Eliminate empty constructor.
(MTinterface::reents): Eliminate.
(MTinterface::thread_self_key): Eliminate.
(MTinterface::MTinterface): Eliminate.
* dcrt0.cc: Include stdio.h for _impure_ptr initialization.
(do_global_ctors): Remove run_ctors_p (sic) considerations. Don't call atexit
here.
(__main): Initialize destructors for user here.
(dll_crt0_1): Accept a dummy argument. Don't call init_thread here. Don't set
_impure_ptr here. Call do_global_ctors after more things have been
initialized.
(_dll_crt0): Define zeros buffer as max of needed size of CYGTLS_PADSIZE so
that it can be used for two purposes while minimizing stack usage. Initialize
_impure_ptr specifically, for speed. Call dll_crt0_1 with buffer argument.
(cygwin_dll_init): Call dll_crt0_1 with dummy argument.
* dtable.cc (dtable::find_unused_handle): Remove call to AssertResourceOwner.
* exceptions.cc: Move _threadinfo stuff to new file.
* cygtls.cc: New file.
* gentls_offsets: Accommodate increasing complexity of cygtls.h.
* hires.h (hires_base::~hires_base): Remove.
* init.cc (dll_entry): Remove setting of reents.
* thread.cc: Remove syslog.h include.
(__getreent): Simplify to use _my_tls.
(_reent_winsup): Delete.
(AssertResourceOwner): Delete.
(MTinterface::Init): Remove setting of _clib and _winsup, with all that
entails.
(MTinterface::fixup_after_fork): Ditto.
(pthread::thread_init_wrapper): Ditto. Also remove call to
set_tls_self_pointer.
(pthread::set_tls_self_pointer): Eliminate.
(pthread::get_tls_self_pointer): Just return _my_tls.tid;
(__reent_t::init_clib): Eliminate.
* tlsoffsets.h: Regenerate.
(NEW_FUNCTIONS): Add fcntl64.
* cygwin.din: Export fcntl64. Make fcntl being SIGFE.
* fcntl.cc (fcntl_worker): New function.
(fcntl64): New function.
(_fcntl): Call fcntl_worker. Convert 32 bit flock structure into
64 bit flock structure and vice versa.
* fhandler.cc (fhandler_base::lock): Change 2nd parameter to
struct __flock64 *.
* fhandler_disk_file.cc (fhandler_disk_file::lock): Ditto. Rework
to be 64 bit aware.
* fhandler.h: Accomodate above method argument changes.
* include/cygwin/types.h: Add struct __flock32 and __flock64.
Define struct flock according to setting of __CYGWIN_USE_BIG_TYPES__.
* include/cygwin/version.h: Bump API minor number.
* cygwin.din: Export flock.
* flock.c: New file.
* include/sys/file.h: Include sys/cdefs.h.
Add function prototype for flock().
Add some comments from BSD's header for further clarity.
(L_SET, L_CURR, L_INCR, L_XTND): Redefine as the macros
SEEK_SET, SEEK_CUR, SEEK_CUR, & SEEK_END respectively.
(LOCK_SH,LOCK_EX,LOCK_NB,LOCK_UN): New macros for flock().
* include/cygwin/version.h: Bump API minor number.
* Makefile.in (DLL_OFILES): Add sigfe.o. Remove reliance on cygwin.def from
cygwin0.dll dependency since dependence on sigfe.o implies that. Generate def
file on the fly using 'gendef'.
* configure.in: Don't auto-generate cygwin.def.
* configure: Regenerate.
* cygwin.din: Add SIGFE stuff where appropriate.
* dcrt0.cc (dll_crt0_1): Initialize cygwin tls early in process startup. Set
_main_tls to address of the main thread's cygwin tls.
* debug.h: Remove now unneeded WFSO and WFMO declarations.
* exceptions.cc (_last_thread): Define.
(set_thread_state_for_signals): New function.
(reset_thread_exception_for_signals): Ditto.
(init_thread_for_signals): Ditto.
(delete_thread_for_signals): Ditto.
(capture_thread_for_signals): Ditto.
(handle_exceptions): Set return address explicitly for exceptions prior to
calling sig_send.
(interrupt_on_return): Eliminate.
(setup_handler): Add preliminary implementation for dealing with
thread-specific signals by querying _main_tls.
(signal_exit): Use cygthread::main_thread_id instead of mainthread.id.
(call_signal_handler_now): For now, just handle the main thread.
* fork.cc (vfork): Save and restore main _my_tls.
* gendef: New file. Generates def file and sigfe.s file.
* gentls_offsets: New file. Generates offsets for perl to use in sigfe.s.
* how-signals-work.txt: Mention that info is obsolete.
* init.cc (dll_entry): Initialize cygwin tls storage here.
* miscfuncs.cc (low_priority_sleep): Make a C function for easier calling from
asm.
* perthread.h (vfork_save::tls): New element.
* signal.cc (nanosleep): Replace previous use of
sigframe.call_signal_handler_now with straight call to call_signal_handler_now.
(abort): Ditto.
* syscalls.cc (readv): Ditto.
* termios.cc (tcsetattr): Ditto.
* wait.cc (wait4): Ditto.
* sigproc.cc (sig_dispatch_pending): Ditto.
(sig_send): Ditto.
* sigproc.h: Declare call_signal_handler_now.
* thread.cc (pthread::thread_init_wrapper): Initialize cygwin tls. Remove
obsolete and unworking signal stuff.
* thread.h (verifyable_object::sigs): Eliminate.
(verifyable_object::sigmask): Eliminate.
(verifyable_object::sigtodo): Eliminate.
(verifyable_object::exit): Make attribute noreturn.
(verifyable_object::thread_init_wrapper): Ditto.
(pthread_null::exit): Ditto.
* winbase.h (__stackbase): Always define.
* winsup.h (low_priority_sleep): Declare as a "C" function.
* include/cygwin/version.h: Bump API version to reflect sigwait export.
* include/sys/queue.h: Protect SLIST_ENTRY from previous declaration.
* signal.cc (sigwait): Implement.
* select.cc (fhandler_base::ready_for_read): Add debugging output.
* devices.h: Define more device pointers via their storage.
* devices.in: Don't parse things like /dev/inet/tcp, as they really have no
meaning.
* devices.cc: Regenerate.
* gendevices: Set proper protection for output file.
* cygtls.h: New file.
* gendef: New file.
* gentls_offsets: New file.
* tlsoffsets.h: New file. Autogenerated.
* config/i386/longjmp.c: Remove. File subsumed by gendef output.
* config/i386/makefrag: Remove obsolete file.
* fhandler.cc: Remove spurious access_worker declaration.
* spawn.cc (spawnve): Make debugging output more accurate.
* cygwin-gperf: Remove.
* devices.cc: Remove.
CYGSERVER_REQUEST_MSG and CYGSERVER_REQUEST_SEM.
(admininstrator_group_sid): Add extern declaration.
* cygserver_ipc.h: Rewrite.
* cygserver_msg.h: New file.
* cygserver_sem.h: New file.
* cygserver_shm.h: More or less rewrite.
* cygwin.din: Add msgctl, msgget, msgrcv, msgsnd, semctl, semget and
semop.
* msg.cc: Rewrite.
* safe_memory.h: Remove.
* sem.cc: Rewrite.
* shm.cc: Rewrite.
* include/cygwin/ipc.h: Use appropriate guard.
(struct ipc_perm): Add seq.
(IPCID_TO_IX): New define from BSD.
(IPCID_TO_SEQ): Ditto.
(IXSEQ_TO_IPCID): Ditto.
(IPC_R): Ditto.
(IPC_W): Ditto.
(IPC_M): Ditto.
* include/cygwin/msg.h: Use appropriate guard. #ifdef _KERNEL all stuff
not explicitely defined by SUSv3. Use signed types in structs to match
types used in BSD.
(msgqnum_t): Define unsigned.
(msglen_t): Ditto.
(struct msqid_ds): Add msg_first and msg_last.
(struct msginfo): Remove msgpool. Add msgssz and msgseg.
* include/cygwin/sem.h: Use appropriate guard. #ifdef _KERNEL all stuff
not explicitely defined by SUSv3. Use signed types in structs to match
types used in BSD.
(SEM_UNDO): Define appropriately.
(struct semid_ds): Add sem_base.
(struct seminfo): Add semmap and semusz.
(SEM_A): New define from BSD.
(SEM_R): Ditto.
(SEM_ALLOC): Ditto.
(union semun): Define.
* include/cygwin/shm.h: Use appropriate guard. #ifdef _KERNEL all stuff
not explicitely defined by SUSv3. Use signed types in structs to match
types used in BSD.
(SHMLBA): Define using cygwin_internal(CW_GET_SHMLBA) call.
(struct shmid_ds): Add shm_internal.
(struct shm_info): Rename shm_ids to used_ids as in BSD. Add define
for shm_ids.
* include/cygwin/sysproto.h: New file.
* include/cygwin/version.h: Bump API minor number.
* include/sys/ipc.h: New file.
* include/sys/msg.h: New file.
* include/sys/queue.h: New file from BSD.
* include/sys/sem.h: New file.
* include/sys/shm.h: New file.
* include/sys/sysproto.h: New file.
CW_GET_GID_FROM_SID handling.
* include/cygwin/version.h: Bump API minor number.
* include/sys/cygwin.h (cygwin_getinfo_types): Add
CW_GET_UID_FROM_SID and CW_GET_GID_FROM_SID.
* pthread.cc (+mangle_sem_name): New function.
(sem_open): Ditto.
(sem_close: Ditto.
(sem_timedwait): Ditto.
(sem_getvalue): Ditto.
* thread.cc (semaphore::semaphore): Rearrange member initialization.
Use appropriate security attribute for process shared semaphores.
(semaphore::semaphore): New constructor for named semaphores.
(semaphore::~semaphore): Care for semaphore name.
(semaphore::_post): Accomodate failing ReleaseSemaphore. Use value
returned by ReleaseSemaphore vor currentvalue.
(semaphore::_getvalue): New method.
(semaphore::_timedwait): Ditto.
(semaphore::_fixup_after_fork): Rearrange. Don't fail for process
shared semaphores.
(semaphore::open): New method.
(semaphore::timedwait): Ditto.
(semaphore::post): Fix return value. Set errno appropriately.
(semaphore::getvalue): New method.
* thread.h (class semaphore): Add prototypes for open, getvalue,
timedwait, _getvalue, _timedwait. Add prototypes for new constructor.
Add name member.
* include/semaphore.h: Add prototypes for sem_open, sem_close,
sem_timedwait and sem_getvalue.
include/cygwin/version.h: Bump API minor number.
* cygserver.h: Moved from include/cygwin to here.
* cygserver_ipc.h: Moved from ../cygserver to here.
* cygserver_shm.h: Ditto.
* cygwin.din: Add shmat, shmctl, shmdt and shmget.
* fhandler_tty.cc (fhandler_tty_slave::open): Don't warn about handle
dup'ing if not build with USE_SERVER.
* shm.cc: Include cygerrno.h unconditionally.
(shmat): Set errno to ENOSYS and return -1 if not build with
USE_SERVER.
(shmctl): Ditto.
(shmdt): Ditto.
(shmget): Ditto.
* woutsup.h: Remove.
* include/cygwin/cygserver_process.h: Moved to ../cygserver directory.
* include/cygwin/cygserver_transport.h: Ditto.
* include/cygwin/cygserver_transport_pipes.h: Ditto.
* include/cygwin/cygserver_transport_sockets.h: Ditto.
* include/cygwin/version.h: Bump API minor number.
* devices.gperf: New file.
* devices.shilka: New file.
* cygwin-gperf: New file.
* cygwin-shilka: New file.
* fhandler_fifo.cc: New file.
* fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes
fhandler.h throughout. Remove device argument and unit arguments from fhandler
constructors throughout. Remove pc arguments to fhandler functions and use
internal pc element instead, throughout. Use dev element in pc throughout.
Use major/minor elements rather than units and device numbers previously in
fhandler class. Use correct methods for fhandler file names rather than
directly accessing file name variables, throughout.
* Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o
* dcrt0.cc (dll_crt0_1): Call device::init.
* devices.h: Renumber devices based on more Linux-like major/minor numbers.
Add more devices. Declare standard device storage.
(device): Declare struct.
* dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type.
* dtable.cc (dtable::get_debugger_info): Ditto.
(cygwin_attach_handle_to_fd): Ditto.
(dtable::release): Remove special FH_SOCKET case in favor of generic
"need_fixup_before" test.
(dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name
to build standard fhandler.
(dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move
out of dtable class. Don't accept a path_conv argument. Just build it here
and pass it to:
(build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class.
Use intrinsic device type in path_conv to create new fhandler.
(build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class.
Simplify arguments to just take new 'device' type and a name. Just return
pointer to fhandler rather than trying to insert into dtable.
(dtable::dup_worker): Accommodate above build_fh name changes.
(dtable::find_fifo): New (currently broken) function.
(handle_to_fn): Use strechr for efficiency.
* dtable.h: Reflect above build_fh name changes and argument differences.
(fhandler_base *&operator []): Return self rather than copy of self.
* fhandler.cc (fhandler_base::operator =): Use pc element to set normalized
path.
(fhandler_base::set_name): Ditto.
(fhandler_base::raw_read): Use method to access name.
(fhandler_base::write): Correctly use get_output_handle rather than get_handle.
(handler_base::device_access_denied): New function.
(fhandler_base::open): Eliminate pc argument and use pc element of
fhandler_base throughout.
(fhandler_base::fstat): Detect if device is based in filesystem and use
fstat_fs to calculate stat, if so.
(fhandler_base::fhandler_base): Eliminate handling of file names and, instead,
just free appropriate component from pc.
(fhandler_base::opendir): Remove path_conv parameter.
* fhandler.h: Remove all device flags.
(fhandler_base::pc): New element.
(fhandler_base::set_name): Change argument to path_conv.
(fhandler_base::error): New function.
(fhandler_base::exists): New function.
(fhandler_base::pc_binmode): New function.
(fhandler_base::dev): New function.
(fhandler_base::open_fs): New function.
(fhandler_base::fstat_fs): New function.
(fhandler_base::fstat_by_name): New function.
(fhandler_base::fstat_by_handle): New function.
(fhandler_base::isfifo): New function.
(fhandler_base::is_slow): New function.
(fhandler_base::is_auto_device): New function.
(fhandler_base::is_fs_special): New function.
(fhandler_base::device_access_denied): New function.
(fhandler_base::operator DWORD&): New operator.
(fhandler_base::get_name): Return normalized path from pc.
(fhandler_base::get_win32_name): Return windows path from pc.
(fhandler_base::isdevice): Renamed from is_device.
(fhandler_base::get_native_name): Return device format.
(fhandler_fifo): New class.
(fhandler_nodevice): New class.
(select_stuff::device_specific): Remove array.
(select_stuff::device_specific_pipe): New class element.
(select_stuff::device_specific_socket): New class element.
(select_stuff::device_specific_serial): New class element.
(select_stuff::select_stuff): Initialize new elements.
* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class
from fhandler_disk_file.
(fhandler_base::fstat_by_name): Ditto.
(fhandler_base::fstat_by_name): Ditto.
(fhandler_disk_file::open): Move most functionality into
fhandler_base::open_fs.
(fhandler_base::open_fs): New function.
(fhandler_disk_file::close): Move most functionality into
fhandler_base::close_fs.
(fhandler_base::close_fs): New function.
* fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging
output.
* fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard
urandom device into appropriate place.
(fhandler_socket::accept): Reflect change in fdsock return value.
* fhandler_tty.cc: See "throughouts" above.
* net.cc: Accommodate fdsock change throughout.
(fdsock): Return success or failure, accept fd argument and device argument.
* path.cc (symlink_info::major): New element.
(symlink_info::minor): New element.
(symlink_info::parse_device): Declare new function.
(fs_info::update): Accommodate changes in path_conv class.
(path_conv::fillin): Ditto.
(path_conv::return_and_clear_normalized_path): Eliminate.
(path_conv::set_normalized_path): New function.
(path_conv::path_conv): Set info in dev element. Use path_conv methods Check
for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff.
where appropriate rather than direct access. Use set_normalized_path to set
normalized path.
(windows_device_names): Eliminate.
(get_dev): Ditto.
(get_raw_device_number): Ditto.
(get_device_number): Ditto.
(win32_device_name): Call new device name parser to do most of the heavy
lifting.
(mount_info::conv_to_win32_path): Fill in dev field as appropriate.
(symlink_worker): Handle new device files.
(symlink_info::check): Ditto.
(symlink_info::parse_device): Define new function.
* path.h (executable_states): Move here from fhandler.h.
(fs_info): Rename variables to *_storage and create methods for accessing same.
(path_conv): Add dev element, remove devn and unit and adjust inline methods to
accommodate.
(set_normalized_path): Declare new function.
* pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos.
(_pinfo::commune_send): Ditto.
* pipe.cc (fhandler_pipe::close): check for existence of handle before closing
it.
(handler_pipe::create): Rename from make_pipe. Change arguments to accept
fhandler_pipe array. Accommodate fifos.
(pipe): Rework to deal with fhandler_pipe::create changes.
(_pipe): Ditto.
* select.cc: Use individual device_specific types throughout rather than
indexing with obsolete device number.
(set_bits): Use is_socket call rather than checking device number.
* shared_info.h (CURR_MOUNT_MAGIC): Update.
(conv_to_win32_path): Reflect addition of device argument.
* syscalls.cc (mknod_worker): New function.
(open): Use build_fh_name to build fhandler.
(chown_worker): Detect if this is an 'auto' device rather than an on-filesystem
device and handle appropriately.
(chmod_device): New function.
(chmod): Detect if this is an 'auto' device rather than an on-filesystem device
and handle appropriately. Use chmod_device to set mode of in-filesystem
devices.
(stat_worker): Eliminate path_conv argument. Call build_fh_name to construct
fhandler. Use fh->error() rather than pc->error to detect errors in fhandler
construction.
(access_worker): New function pulled from access. Accommodate in-filesystem
devices.
(access): Use access_worker.
(fpathconf): Detect if this is an 'auto' device rather than an on-filesystem
device and handle appropriately.
(mknod_worker): New function.
(mknod32): New function.
(chroot): Free normalized path -- assuming it was actually cmalloced.
* tty.cc (create_tty_master): Tweak for new device class.
(tty::common_init): Ditto.
* winsup.h (stat_worker): Remove.
(symlink_worker): Declare.
* exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't
worry about pending_signals since sig_dispatch_pending should always do the
right thing now.
(sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3.
* pinfo.h: Move __SIG enum to sigproc.h.
(PICOM_FIFO): New enum element.
(_pinfo): Remove 'thread2signal' stuff throughout class.
(_pinfo::commune_send): Make varargs.
(_pinfo::sigtodo): Eliminate.
(_pinfo::thread2signal): Ditto.
* signal.cc (kill_worker): Eliminate call to setthread2signal.
* sigproc.cc (local_sigtodo): Eliminate.
(getlocal_sigtodo): Ditto.
(sigelem): New class.
(pending_signals): New class.
(sigqueue): New variable, start of sigqueue linked list.
(sigcatch_nonmain): Eliminate.
(sigcatch_main): Eliminate.
(sigcatch_nosync): Eliminate.
(sigcomplete_nonmain): Eliminate.
(pending_signals): Eliminate.
(sig_clear): Call signal thread to clear pending signals, unless already in
signal thread.
(sigpending): Call signal thread to get pending signals.
(sig_dispatch_pending): Eliminate use of pending_signals and just check
sigqueue.
(sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close
signal pipe handle.
(sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send
signals.
(getevent): Eliminate.
(pending_signals::add): New function.
(pending_signals::del): New function.
(pending_signals::next): New function.
(wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to
communicate and maintain a linked list of signals.
* sigproc.h: Move __SIG defines here. Add __SIGPENDING.
(sig_dispatch_pending): Remove "C" specifier.
(sig_handle): Accept a mask argument.
* thread.cc: Remove signal handling considerations throughout.
* cygwin.din: Remove extraneous mallinfo definition.
* dcrt0.cc (quoted): Use strechr for efficiency.
* fhandler.cc (fhandler_base::write): Correctly use get_output_handle rather
than get_handle.
(fhandler_base::lseek): Use method for accessing name in debug output.
* cygwin.din: Export __check_rhosts_file, __rcmd_errstr, optarg,
opterr, optind, optopt, optreset, getopt, getopt_long, iruserok
and ruserok.
* getopt.c: Moved from lib to here. Define opt* variables as
dllexport.
* iruserok.c: Moved from lib to here. Rearrange function order.
Prefer using 64/32 bit functions.
* syscalls.cc (shell_fp): Define as struct __sFILE64.
(getusershell): Use fopen64 instead of fopen.
* winsup.h: Add declarations for seteuid32, fopen64,
cygwin_gethostbyname and cygwin_inet_addr.
* include/getopt.h: Declare opt* variables dllimport.
* include/cygwin/version.h: Bump API minor number.
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.
* 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.
* 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.
(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.
* external.cc (check_ntsec): New function.
(cygwin_internal): Add CW_CHECK_NTSEC handling to call check_ntsec()
from applications.
* include/cygwin/version.h: Bump API minor number.
* include/sys/cygwin.h (cygwin_getinfo_types): Add CW_CHECK_NTSEC.
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.
* signal.cc (nanosleep): New function.
(sleep): Move old functionality to nanosleep(). Call nanosleep().
(usleep): Remove old functionality. Call nanosleep().
* include/cygwin/version.h: Bump API minor number.
* Makeile.in (DLL_OFILES): Add reference to the new netdb.cc file.
* cygwin.din : Add new aliased exports for service and protocol enumerations in
netdb.cc.
* cygwin.din (pututline): New exported function.
* syscalls.cc (login): Use pututiline().
(setutent): Open utmp as read/write.
(endutent): Check if utmp file is open.
(utmpname): call endutent() to close current utmp file.
(getutid): Enable all cases, use strncmp() to compare ut_id fields.
(pututline): New.
* tty.cc (create_tty_master): Set ut_pid to current pid.
* cygwin.din: Remove last vestiges (?) of newlib wrappers.
* cygthread.cc (cygthread::detach): Always wait for event or suffer an
apparently inavoidable race.
* dcrt0.cc (dll_crt0_1): Allocate threads after stack has been relocated.
* debub.cc (lock_debug): Don't acquire lock on exit.
* fork.cc (fork_child): Recreate mmaps before doing anything else since Windows
has a habit of using blocks of memory in the child that could previously have
been occupied by shared memory in the parent.
* mmap.cc (fhandler_disk_file::fixup_mmap_after_fork): Issue error here and
provide some details about what went wrong.
(fixup_mmaps_after_fork): Remove error message.
* shared.cc (open_shared): Move warning message so that more detail is
possible.
* sigproc.cc (sigproc_init): Initialize sync_proc_subproc to avoid a race.
(sigproc_terminate): Specifically wait for process thread to terminate.
GNUify non-GNU formatted functions calls throughout.
2002-09-22 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_shm.cc (with_strerr): Remove macro.
(server_shmmgr::segment_t::~segment_t): Remove calls to with_strerr.
(server_shmmgr::segment_t::attach): Ditto.
(server_shmmgr::new_segment): Ditto.
* shm.cc (with_strerr): Remove macro.
(client_shmmgr::shmdt): Remove calls to with_strerr.
(client_shmmgr::attach): Ditto.
2002-09-21 Conrad Scott <conrad.scott@dsl.pipex.com>
* include/sys/ipc.h: Move to "include/cygwin/ipc.h".
* include/sys/msg.h: Move to "include/cygwin/msg.h".
* include/sys/sem.h: Move to "include/cygwin/sem.h".
* include/sys/shm.h: Move to "include/cygwin/shm.h".
* include/cygwin/ipc.h: New file.
* include/cygwin/msg.h: Ditto.
* include/cygwin/sem.h: Ditto.
* include/cygwin/shm.h: Ditto.
* cygserver_shm.h: Update includes.
* msg.cc: Ditto.
* sem.cc: Ditto.
2002-09-21 Conrad Scott <conrad.scott@dsl.pipex.com>
* safe_memory.h (safe_delete): Make a templated function.
* cygserver.cc (~server_request): Update use of safe_delete.
(main): Ditto.
* cygserver_client.cc (client_request::handle_request): Ditto.
(client_request::make_request): Ditto.
* cygserver_process.cc (~process_cleanup): Ditto.
(process::remove): Ditto.
(process::cleanup): Ditto.
(process_cache::process): Ditto.
* cygserver_shm.cc (server_shmmgr::segment_t::detach): Ditto.
(server_shmmgr::delete_segment): Ditto.
* shm.cc (client_shmmgr::shmdt): Ditto.
* threaded_queue.cc (~threaded_queue): Ditto.
(threaded_queue::worker_loop): Ditto.
2002-08-29 Conrad Scott <conrad.scott@dsl.pipex.com>
* safe_memory.h: Replace #include <new> with an explicit
definition of the placement new operator.
(safe_delete): Remove unnecessary ## operator.
2002-07-28 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_shm.cc (class server_shmmgr): Remove `cleanup_t'
friend declaration.
(cleanup_t::cleanup_t): Use the segment's shmid as the key rather
than the segment pointer itself.
(cleanup_t::segptr): Remove method.
(cleanup_t::shmid): New method.
(cleanup_t::cleanup): Update for new key value.
(server_shmmgr::find (segment_t *)): Remove method.
* include/cygwin/cygserver_process.h (cleanup_routine::key): Make
method const.
2002-07-27 Conrad Scott <conrad.scott@dsl.pipex.com>
* include/cygwin/cygserver_process.h
(cleanup_routine::_key): New field.
(cleanup_routine::cleanup_routine): Initialise new field with new
argument.
(cleanup_routine::operator==): New method.
(cleanup_routine::key): New method.
(cleanup_routine::cleanup): Make argument non-const.
(process::is_active): New method.
(process::remove): Ditto.
(process::check_exit_code): Rename method.
* cygserver_process.cc (process::add): Reorganize code.
(process::remove): New method.
(process::check_exit_code): Rename method.
(process::cleanup): Use new `process::is_active' method.
(process_cache::process): Ditto.
(process_cache::sync_wait_array): Ditto.
(process_cache::check_and_remove_process): Ditto.
* cygserver_shm.cc (server_shmmgr): Make `cleanup_t' a friend.
(segment_t::detach): Make argument non-const. Remove cleanup
object from client if appropriate.
(cleanup_t::_segptr): Remove field.
(cleanup_t::cleanup_t): Initialise parent explicitly. Remove
field.
(cleanup_t::segptr): New method.
(cleanup_t::cleanup): Add error checking and reporting.
(server_shmmgr::shmdt): Make argument non-const.
(server_shmmgr::find (segment_t *)): New method.
2002-07-27 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver.cc (client_request_shutdown::client_request_shutdown):
Comment out verbose tracing statement.
* cygserver_client.cc
(client_request_get_version::client_request_get_version): Ditto.
(client_request_attach_tty::client_request_attach_tty): Ditto.
* cygserver_shm.cc (client_request_shm::client_request_shm):
Ditto.
2002-07-27 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_transport_pipes.cc (transport_layer_pipes::listen):
Set `_is_listening_endpoint' appropriately.
2002-07-27 Conrad Scott <conrad.scott@dsl.pipex.com>
* include/cygwin/cygserver_transport.h
(transport_layer_base::listen): Change return type.
(transport_layer_base::connect): Ditto.
* include/cygwin/cygserver_transport_pipes.h
(transport_layer_pipes::listen): Change return type.
(transport_layer_pipes::connect): Ditto.
(transport_layer_pipes::_sec_none_nih): Remove unused field.
(transport_layer_pipes::_is_listening_endpoint): New field.
* cygserver_transport_pipes.cc: Synchronize with sockets code.
(transport_layer_pipes::transport_layer_pipes): Initialise new
field. Separate out asserts.
(transport_layer_pipes::listen): Change return type. Add asserts.
(transport_layer_pipes::accept): Add asserts.
(transport_layer_pipes::read): Change conditional to an assert.
Add assert.
(transport_layer_pipes::write): Ditto.
(transport_layer_pipes::connect): Change return type. Change
conditional to an assert. Add asserts. Rationalize error code
slightly.
(transport_layer_pipes::impersonate_client): Add asserts.
* include/cygwin/cygserver_transport_sockets.h
(transport_layer_sockets::listen): Change return type.
(transport_layer_sockets::connect): Ditto.
(transport_layer_sockets::_addr): Change type of field.
(transport_layer_sockets::_addr_len): Ditto.
(transport_layer_sockets::_is_accepted_endpoint): New field.
(transport_layer_sockets::_is_listening_endpoint): Ditto.
* cygserver_transport_sockets.cc
(MAX_CONNECT_RETRY): New constant.
(transport_layer_sockets::transport_layer_sockets): Initialise new
fields. Only initialise the socket address where necessary.
(transport_layer_sockets::listen): Change return type. Rewrite.
(transport_layer_sockets::accept): Add asserts. Add tracing
statements. Use a local variable to hold the accepted address.
(transport_layer_sockets::close): Add tracing statements. Unlink
the UNIX domain socket file as appropriate. Close the socket
cleanly.
(transport_layer_sockets::read): Rewrite method.
(transport_layer_sockets::write): Ditto.
(transport_layer_sockets::connect): Change return type. Rewrite.
* cygserver.cc (server_submission_loop::request_loop): Run the
listening thread at high priority with special handling for
shutdown.
(main): Print the request error code rather than errno in shutdown
request code. Install signal handlers with sigaction(2) to avoid
setting SA_RESTART. Check value of the listen method call, now it
has one.
* cygserver_client.cc (client_request::make_request): Check new
return value on connect method call.
2002-07-27 Conrad Scott <conrad.scott@dsl.pipex.com>
* include/cygwin/cygserver_transport_pipes.h
(cygserver_transport_pipes::_sd): Rename field.
(cygserver_transport_pipes::_sec_none_nih): Ditto.
(cygserver_transport_pipes::_sec_all_nih): Ditto.
(cygserver_transport_pipes::_pipe_name): Ditto.
(cygserver_transport_pipes::_hPipe): Ditto.
(cygserver_transport_pipes::_is_accepted_endpoint): Ditto.
* cygserver_transport_pipes.cc
(transport_layer_pipes::transport_layer_pipes): Rename fields.
(transport_layer_pipes::init_security): Ditto.
(transport_layer_pipes::listen): Ditto.
(transport_layer_pipes::accept): Ditto.
(transport_layer_pipes::close): Ditto.
(transport_layer_pipes::read): Ditto.
(transport_layer_pipes::write): Ditto.
(transport_layer_pipes::connect): Ditto.
(transport_layer_pipes::impersonate_client): Ditto.
(transport_layer_pipes::revert_to_self): Ditto.
* include/cygwin/cygserver_transport_sockets.h
(cygserver_transport_sockets::_fd): Rename field.
(cygserver_transport_sockets::_addr): Ditto.
(cygserver_transport_sockets::_addr_len): Ditto.
* cygserver_transport_sockets.cc
(transport_layer_sockets::transport_layer_sockets): Rename fields.
(transport_layer_sockets::listen): Ditto.
(transport_layer_sockets::accept): Ditto.
(transport_layer_sockets::close): Ditto.
(transport_layer_sockets::read): Ditto.
(transport_layer_sockets::write): Ditto.
(transport_layer_sockets::connect): Ditto.
2002-07-27 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_shm.cc (with_strerr): Fix use of %p format.
* shm.cc (client_shmmgr::shmat): Ditto.
(client_shmmgr::shmctl): Ditto.
(client_shmmgr::shmdt): Ditto.
(client_shmmgr::attach): Ditto.
2002-07-14 Christopher Faylor <cgf@redhat.com>
* woutsup.h (system_printf): Remove extraneous semicolon from macro
definition.
2002-07-14 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_transport_pipes.cc
(transport_layer_pipes::connect): Use ProtectHandle in DLL code.
(transport_layer_pipes::close): Use ForceCloseHandle in DLL code.
2002-07-13 Nicholas Wourms <nwourms@netscape.com>
* threaded_queue.h (class queue_submission_loop): Correct friend
declaration for GCC 3.1.1.
* include/cygwin/cygserver_process.h (class process): Ditto.
(class process_cache): Ditto.
2002-07-12 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_shm.cc (server_shmmgr::shmdt): Only call
delete_segment if the segment exists [sic].
2002-07-12 Conrad Scott <conrad.scott@dsl.pipex.com>
* safe_memory.h: Include <new> rather than <new.h> for gcc 3.
2002-07-11 Conrad Scott <conrad.scott@dsl.pipex.com>
* safe_memory.h: New file extracted from "woutsup.h".
* woutsup.h: Move the "safe" new/delete macros into the new
"safe_memory.h" header file and include that here.
* cygserver_client.cc: Explicitly include "safe_memory.h" for
client-side code.
(client_request::make_request): Use the "safe" new/delete macros
unconditionally, i.e. use them on the client side as well as on
the server side.
* cygserver_transport.cc: Explicitly include "safe_memory.h" for
client-side code.
(create_server_transport): Use the "safe" new/delete macros
unconditionally, i.e. use them on the client side as well as on
the server side.
* shm.cc: Include "safe_memory.h".
(client_shmmgr::instance): Use the "safe" new/delete macros.
(client_shmmgr::shmdt): Ditto.
(client_shmmgr::new_segment): Ditto.
2002-07-11 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_process (process::process): Add the client's cygpid
and winpid to all tracing statements as appropriate.
(process::exit_code): Ditto.
(process_cache::check_and_remove_process): Ditto.
* cygserver_shm.cc (server_shmmgr::shmat): Ditto.
(server_shmmgr::shmdt): Ditto.
(server_shmmgr::shmctl): Add a process object argument and remove
the explicit cygpid argument. Add the client's cygpid and winpid
to all tracing statements as appropriate.
(server_shmmgr::shmget): Ditto.
(client_request_shm::serve): Update for the new signature of the
shmctl and shmget methods.
2002-07-11 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver.cc (client_request_shutdown::serve): Don't set the
shutdown flag directly, but send a SIGINT, as the signal handler
sets the flag and the signal breaks the pause(2) in the main loop.
(print_usage): Add new options.
(main): Add new --cleanup-threads and --request-threads options to
set the number of threads used by the daemon. Use pause(2) rather
the win32 Sleep in the main loop.
* shm.cc (shmat): Add sigframe.
(shmctl): Ditto.
(shmdt): Ditto.
(shmget): Ditto.
2002-07-11 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_shm.cc: Automatically detach processes from any
segments they are attached to at exit.
(class server_shmmgr::attach_t): New class.
(server_shmmgr::segment_t::IS_DELETED): Rename and make private.
(server_shmmgr::segment_t::_sequence): Make private.
(server_shmmgr::segment_t::_flg): Ditto.
(server_shmmgr::segment_t::_hFileMap): Ditto.
(server_shmmgr::segment_t::_attach_head): New private field.
(server_shmmgr::segment_t::segment_t): Initialise new fields.
Make non-inline.
(server_shmmgr::segment_t::~segment_t): New method.
(server_shmmgr::segment_t::is_deleted): Ditto.
(server_shmmgr::segment_t::is_pending_delete): Ditto.
(server_shmmgr::segment_t::mark_deleted): Ditto.
(server_shmmgr::segment_t::attach): Ditto.
(server_shmmgr::segment_t::detach): Ditto.
(server_shmmgr::segment_t::find): Ditto.
(class server_shmmgr::cleanup_t): New class.
(server_shmmgr::_shm_atts): New private field.
(server_shmmgr::shmat): Add a process object argument to replace
the removed process_cache, cygpid and winpid arguments. Remove
the process_cache manipulations. Move body of code to the
segment_t::attach method. Increment _shm_atts when required.
Update tracing statements.
(server_shmmgr::shmdt): Add a process object argument to replace
the removed cygpid argument. Move body of code to the
segment_t::detach method. Decrement _shm_atts when required.
Update tracing statements.
(server_shmmgr::shmget): Use the new segment_t::is_deleted method.
(server_shmmgr::server_shmmgr): Initialise the new _shm_atts
field.
(server_shmmgr::delete_segment): Remove the CloseHandle code, as
this is now done in the segment_t destructor.
(client_request_shm::serve): Look up the client's process object
and pass to the server_shmmgr::shmat and server_shmmgr::shmdt
methods rather than passing the cache, winpid and cygpid.
* cygserver_process.h: Add a cygpid to the process object to make
it more useful and then pass process objects rather than winpids
where possible.
(cleanup_routine::cleanup): Change argument to be a pointer to a
process object.
(class process): Re-order fields for no discernible reason.
(process::_cygpid): New field.
(process::process): Add a cygpid argument.
(process::winpid): New method.
(process::cygpid): Ditto.
(process::add): Make public, as it always should have been.
(process_cache::process): Add a cygpid argument.
* cygserver_process.cc (process::process): Add a cygpid argument
and use it to initialise the `_cygpid' field. Re-order
initialisers to match new field order.
(process::cleanup): Pass `this' rather than just the winpid to
cleanup_routine::cleanup.
(process_cache::process): Add a cygpid argument and pass it to the
process object constructor.
* include/sys/shm.h (shmatt_t): Make unsigned as per SUSv3.
(shm_info::shm_atts): New field.
2002-07-11 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_shm.cc (class server_shmmgr::segment_t): Add `_'
prefix to the names of all fields.
2002-07-10 Conrad Scott <conrad.scott@dsl.pipex.com>
* msg.cc: New file of stub functions, no functionality.
* sem.cc: Ditto.
* shm.cc (client_shmmgr::shmctl): Add support for an out shm_info
buffer for the SHM_INFO command.
(client_shmmgr::shmget): Use %X to print keys.
* include/sys/ipc.h: Comment all fields and values.
(IPC_PRIVATE): Change to be non-negative.
* include/sys/msg.h: New file with SUSv3 and ipcs(8) interfaces.
* include/sys/sem.h: Ditto.
* include/sys/shm.h: Comment all fields and values.
(struct shm_info): New struct.
* cygserver_shm.h (client_request_shm::shminfo): Rename.
(client_request_shm::shm_info): New method.
(client_request_shm::_parameters.out.hFileMap): Move into union.
(client_request_shm::_parameters.out.shminfo): Rename.
(client_request_shm::_parameters.out.shm_info): New field.
* cygserver_shm.cc (server_shmmgr::_shm_ids): Rename.
(server_shmmgr::_shm_tot): New field.
(server_shmmgr::shmctl): Rename `out_shminfo' argument. Add
`out_shm_info' argument. Fill in the `out_shm_info' argument in
the SHM_INFO command.
(server_shmmgr::shmget): Check `shmflg' against the mode of
existing segments as per Stevens 1990, p. 123.
(server_shmmgr::server_shmmgr): Initialise the new `_shm_tot'
field.
(server_shmmgr::new_segment): Set ENOMEM if CreateFileMapping
fails. Pass `size' to new_segment.
(server_shmmgr::new_segment): Add size argument and use it to
check against and update the new `_shm_tot' field.
(server_shmmgr::delete_segment): Update the new `_shm_tot' field.
* Makefile.in (DLL_OFILES): Add new DLL object files.
2002-07-09 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_transport_pipes.cc: The main change is to make the
client try harder to connect to the server if it's previously
connected, and so has good grounds for believing that the server
is running.
(MAX_WAIT_NAMED_PIPE_RETRY): Change to be an enumerator.
(WAIT_NAMED_PIPE_TIMEOUT): Ditto.
(transport_layer_pipes::accept): Use interlocked operators on
`pipe_instance'.
(transport_layer_pipes::close): Rearrange so that FlushFileBuffers
and DisconnectNamedPipe are only called for accepted endpoints.
Use interlocked operators on `pipe_instance'.
(transport_layer_pipes::read): Use set_errno where required.
(transport_layer_pipes::write): Ditto.
(transport_layer_pipes::connect): Add local static variable
`assume_cygserver'. Set it if a connection is made to cygserver,
clear it if a connection is not made even after retrying. If set,
ignore all errors from CreateFile and retry the connection. Catch
the situation where WaitNamedPipe fails to wait [sic] and add a
`Sleep (0)' so that the server gets a chance to run.
2002-07-03 Conrad Scott <conrad.scott@dsl.pipex.com>
* dcrt0.cc: Only check for cygserver if and when required.
(dll_crt0_1): Remove call to `cygserver_init ()'.
* fhandler_tty.cc (fhandler_tty_slave::open): Change the cygserver
logic to allow for the fact that `cygserver_init ()' may not yet
have been called.
(fhandler_tty_slave::cygserver_attach_tty): Tweak the cygserver
request logic to conform to the practice elsewhere in the code.
* tty.cc (tty::common_init): Add an explicit call to
`cygserver_init ()' if it hasn't already been called.
* include/cygwin/cygserver.h (CYGSERVER_UNAVAIL): Rename from
`CYGSERVER_DEAD'.
(client_request_get_version::check_version): Make available in
cygserver as well the DLL.
(check_cygserver_available): Ditto. Remove `check_version_too'
argument.
(cygserver_init): Ditto. And likewise.
* cygserver_client.cc (client_request_get_version::check_version):
Make available in cygserver as well the DLL.
(client_request::make_request): This may now be called without
`cygserver_init ()' having been called first. Detect this and
call it as required. Add tracing.
(check_cygserver_available): Make available in cygserver as well
the DLL. Remove `check_version_too' argument and always check the
version information. And since this is called from within
`cygserver_init ()', force `cygserver_running' before calling
`client_request::make_request ()'.
(cygserver_init): Make available in cygserver as well the DLL.
Remove `check_version_too' argument.
2002-07-03 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_shm.cc: Implement the ipcs(8) interfaces, IPC_INFO,
SHM_STAT and SHM_INFO.
(server_shmmgr::segment_t::sequence): New static field.
(server_shmmgr::segment_t::key): Remove field, use the new
ds.shm_perm.key field instead.
(server_shmmgr::segment_t::shmid): Remove field.
(server_shmmgr::segment_t::intid): New field.
(server_shmmgr::segment_t::segment_t): Use the `key' argument to
initialise `ds.shm_perm.key'. Change from using `shmid' to
`intid'.
(server_shmmgr::_shmseg_cnt): Renamed from `_shmid_cnt'.
(server_shmmgr::_intid_max): Renamed from `_shmid_max.
(server_shmmgr::shmat): Move the out arguments to the start of the
argument list. Rename the `pid' argument as `cygpid'. Add
tracing. Pass an intid to `find ()', not a shmid.
(server_shmmgr::shmctl): Add separate out arguments. Rename the
`pid' argument as `cygpid'. Add support for the ipcs(8)
interfaces. Add tracing. Pass an intid to `find ()', not a
shmid.
(server_shmmgr::shmdt): Rename the `pid' argument as `cygpid'.
Add tracing. Pass an intid to `find ()', not a shmid.
(server_shmmgr::shmget): Add a separate out arguments. Rename the
`pid' argument as `cygpid'. Add tracing.
(server_shmmgr::server_shmmgr): Update for new field names.
(server_shmmgr::find_by_key): Update for the new `ds.shm_perm.key'
field.
(server_shmmgr::find): Update to use the new `segment_t::intid'
field.
(server_shmmgr::new_segment): Rename the `pid' argument as
`cygpid'. Check that the requested size is within bounds. Handle
new error result from `new_segment (key, HANDLE)'.
(server_shmmgr::new_segment): Work with intids, not shmids. Check
that the new intid is within bounds. Update for new field names.
(server_shmmgr::delete_segment): Pass an intid to `find ()', not a
shmid. Update for new field names.
(client_request_shm::serve): Check that the incoming message
length is the size of the `_parameters.in' struct, not of the
whole in/out parameter union. Likewise, set the outgoing message
length to the size of the `_parameters.out' struct. Update for
the new server_shmmgr interfaces.
* include/sys/ipc.h (ipc_perm::key): New field.
* include/sys/shm.h (SHM_INFO): New constant.
* cygserver_ipc.h (IPCMNI): New constant.
(ipc_int2ext): Add `sequence' argument and munge this into the
external ipc id.
(ipc_ext2int_subsys): Unmunge the sequence number from the
external ipc id.
(ipc_ext2int): Ditto.
(ipc_inc_id): Remove.
(ipc_dec_id): Remove.
* cygserver_shm.h (SHMMAX): New constant.
(SHMMIN): Ditto.
(SHMMNI): Ditto.
(SHMSEG): Ditto.
(SHMALL): Ditto.
(client_request_shm::_parameters): Re-arrange as a union of two
separate structs, one for in arguments, the other for out.
(client_request_shm::shmid): Update for the new parameter layout.
(client_request_shm::ds): Ditto.
(client_request_shm::info): New method.
* shm.cc (client_shmmgr::_shmat_cnt): New static field.
(client_shmmgr::shmat): Add locking. Add tracing.
(client_shmmgr::shmctl): Update for ipcs(8) commands. Add
tracing. Add more argument checking.
(client_shmmgr::shmdt): Add locking. Add tracing. Update the new
`_shmat_cnt' field.
(client_shmmgr::shmget): Add tracing.
(client_shmmgr::fixup_shms_after_fork): Add tracing. Add
consistency checking.
(client_shmmgr::attach): Add more tracing.
(client_shmmgr::new_segment): Update the new `_shmat_cnt' field.
(client_request_shm::client_request_shm): Update for the new
parameter layout. Set the outgoing message length to the size of
the `_parameters.in' struct, not of the whole in/out parameter
union.
2002-07-02 Conrad Scott <conrad.scott@dsl.pipex.com>
* shm.cc: Remove the use of a static client_shmmgr object.
(client_shmmgr::_instance): New static variable.
(client_shmmgr::instance): Allocate a new shmmgr on the heap,
rather than using a local static object.
2002-07-01 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_transport.cc (create_server_transport): Fix
cut-and-paste error.
2002-06-30 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_client.cc (client_request::handle_request): Don't
bother with the client request activity marker when compiled with
debugging output.
2002-06-30 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_transport_pipes.cc
(MAX_WAIT_NAMED_PIPE_RETRY): New constant.
(WAIT_NAMED_PIPE_TIMEOUT): Ditto.
(transport_layer_pipes::close): The `pipe' field is now either
NULL or a valid handle, and it should never have the value
`INVALID_HANDLE_VALUE'.
(transport_layer_pipes::read): Ditto.
(transport_layer_pipes::write): Ditto.
(transport_layer_pipes::connect): Ditto.
(transport_layer_pipes::impersonate_client): Ditto.
(transport_layer_pipes::connect): Ditto. New, but still bogus,
retry logic.
2002-06-30 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_shm.cc (server_shmmgr::server_shmmgr): All fields have
to be initialized now that the singleton is no longer static.
2002-06-30 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_shm.cc (server_shmmgr::_instance): New static field.
(server_shmmgr::_instance_once): Ditto.
(server_shmmgr::initialise_instance): New static method.
(server_shmmgr::instance): Use a pthread_once_t rather than
relying on a local static variable.
2002-06-30 Conrad Scott <conrad.scott@dsl.pipex.com>
* woutsup.h: Remove all uses of the C++ new and delete operators
throughout cygserver until they are fully thread-safe.
(safe_new0): New macro to replace the C++ new operator.
(safe_new): Ditto.
(safe_delete): New macro to replace the C++ delete operator.
* cygserver_client.cc (client_request::handle_request): Replace
all uses of the C++ new and delete operators with the new macros
from "woutsup.h".
(client_request::make_request): Ditto.
* cygserver_process.cc (~process_cleanup): Ditto.
(process::cleanup): Ditto.
(process_cache::process): Ditto.
(process_cache::check_and_remove_process): Ditto.
* cygserver_shm.cc (server_shmmgr::new_segment): Ditto.
(server_shmmgr::delete_segment): Ditto.
* cygserver_transport.cc (create_server_transport): Ditto.
* cygserver_transport_pipes.cc
(transport_layer_pipes::accept): Ditto.
* cygserver_transport_sockets.cc
(transport_layer_sockets::accept): Ditto.
* threaded_queue.cc (~threaded_queue): Ditto.
(threaded_queue::worker_loop): Ditto.
(threaded_queue::stop): Replace sleep(3) with win32 Sleep.
* cygserver.cc (~server_request): Replace all uses of the C++ new
and delete operators with the new macros from "woutsup.h".
(server_submission_loop::request_loop): Ditto.
(main): Ditto. Replace sleep(3) with win32 Sleep. Replace
iostreams with FILEs.
(print_usage): Replace iostreams with FILEs.
(print_version): Ditto.
2002-06-30 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_transport_sockets.cc
(transport_layer_sockets::accept): Rename local variable
`accept_fd' to avoid shadowing the `fd' field.
2002-06-29 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygwin_ipc.h: Moved (back) to "include/sys/ipc.h".
* cygwin_shm.h: Moved (back) to "include/sys/shm.h".
* include/sys/ipc.h: New file.
* include/sys/shm.h: New file.
* cygserver_shm.h: Update for new header file locations.
* ipc.cc: Ditto.
2002-06-28 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_client.cc (client_request::make_request): Comment out
a verbose tracing statement.
* cygserver_process.cc (process_cache::sync_wait_array): Fix
broken assert.
* include/cygwin/cygserver.h (class client_request): Remove excess
use of `class' qualifier in declarations.
(class client_request_get_version): Ditto.
(class client_request_shutdown): Ditto.
(class client_request_attach_tty): Ditto.
2002-06-28 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_ipc.h: New file.
* cygserver_shm.h: Re-written from scratch.
* cygserver_shm.cc: Ditto.
* shm.cc: Ditto.
2002-06-28 Conrad Scott <conrad.scott@dsl.pipex.com>
* threaded_queue.h (class queue_request): Re-write.
(threaded_queue_thread_function): Remove.
(class queue_process_param): Remove.
(class threaded_queue): Re-write.
(class queue_submission_loop): New version of the old
`queue_process_param' class.
(TInterlockedExchangePointer): New templated function.
(TInterlockedCompareExchangePointer): Ditto.
* threaded_queue.cc (worker_function): Remove.
(class threaded_queue): Re-write.
(class queue_process_param): Remove.
(class queue_submission_loop): New version of the old
`queue_process_param' class.
* include/cygwin/cygserver_process.h (process_cleanup): Re-write.
(class process_process_param): Remove.
(class cleanup_routine): Re-write.
(class process): Re-write.
(class process_cache): Re-write.
* cygserver_process.cc (process_cleanup): Re-write.
(class process_process_param): Remove.
(class cleanup_routine): Re-write.
(class process): Re-write.
(class process_cache): Re-write.
* cygserver.cc (request_count): Remove unused variable.
(class server_request): Move methods inline.
(class server_process_param): Remove.
(class server_request_queue): Remove.
(request_queue): Move into `main ()' and change type to
`threaded_queue'.
(request_loop): Remove.
(class server_submission_loop): New version of the old
`server_process_param' class.
(shutdown_server): New variable.
(client_request_shutdown::serve): Set `shutdown_server' to trigger
shutdown.
(handle_signal): Ditto.
(main): Install signal handler for SIGINT rather than SIGQUIT.
Use new interfaces for the `request_queue' and the `cache'.
Create a `server_submission_loop' and add to the `request_queue'.
Add check for the `shutdown_server' variable to the main loop.
* cygserver_shm.cc (client_request_shm::serve): Release the
process object after use.
2002-06-27 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_client.cc (client_request::handle_request): Correct
tracing statement.
* cygserver_transport_pipes.cc: Remove local definition of
FILE_FLAG_FIRST_PIPE_INSTANCE constant.
* cygwin_ipc.h: Update copyright notice.
* cygwin_shm.h: Ditto.
* woutsup.h: Add definition of _WIN32_WINNT.
2002-06-24 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_client (client_request::make_request): Replace my
inappropriate use of set_errno () with error_code () throughout.
2002-06-24 Conrad Scott <conrad.scott@dsl.pipex.com>
* include/cygwin/cygserver.h: Add forward declarations of class
transport_layer_base and class process_cache to reduce
dependencies between header files.
* include/cygwin/cygserver_process.h: Add include of
"threaded_queue.h".
* cygserver.cc: Remove unnecessary cygserver header files.
* cygserver_client.cc: Ditto.
* cygserver_process.cc: Ditto.
* cygserver_shm.cc: Ditto.
* cygserver_shm.h: Ditto.
* cygserver_transport_pipes.cc: Ditto.
* dcrt0.cc: Ditto.
* fhandler_tty.cc: Ditto.
* tty.cc: Ditto.
2002-06-24 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_shm.h: Replace <sys/shm.h> with "cygwin_shm.h" after
merge from HEAD.
* cygwin_ipc.h: Update with changes to include/sys/ipc.h lost in
merge from HEAD.
* cygwin_shm.h: Ditto.
2002-06-21 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver.cc: The tests for a duplicate server instance are now
the responsibility of the transport layer.
(request_loop): Use new `recoverable' flag in call to
`cygserver_transport::accept ()' and shutdown on an unrecoverable
error.
(main): Never call `cygserver_init ()'. Fake `cygserver_running'
just for sending a shutdown request.
* cygserver_client.cc (client_request::send): Comment out
message-size tracing statements as verbose.
(client_request::handle): Ditto.
(client_request_get_version::check_version): #ifdef as DLL-only.
(check_cygserver_available): Ditto.
(cygserver_init): Ditto.
* include/cygwin/cygserver.h
(client_request_get_version::check_version): #ifdef as DLL-only.
(check_cygserver_available): Ditto.
(cygserver_init): Ditto.
* include/cygwin/cygserver_transport.h
(transport_layer_base::impersonate_client): #ifdef as
cygserver-only.
(transport_layer_base::revert_to_self): Ditto.
(transport_layer_base::listen): Ditto.
(transport_layer_base::accept): Ditto. Add a `recoverable' out
flag for error handling.
* include/cygwin/cygserver_transport_sockets.h: Ditto.
* include/cygwin/cygserver_transport_pipes.h: Ditto.
(transport_layer_pipes): Change type of the `pipe_name' field.
Remove the `inited' field, as unnecessary. Add new
`is_accepted_endpoint' field.
* include/cygwin/cygserver_transport.cc
(transport_layer_base::impersonate_client): #ifdef as
cygserver-only.
(transport_layer_base::revert_to_self): Ditto.
* include/cygwin/cygserver_transport_sockets.cc
(transport_layer_sockets::listen): #ifdef as cygserver-only.
(transport_layer_sockets::accept): #ifdef as cygserver-only.
Analyse any errno from `accept ()' and set `recoverable' as
appropriate.
* cygserver_transport_pipes.cc: Add local #define of
`FILE_FLAG_FIRST_PIPE_INSTANCE'.
(pipe_instance_lock_once): New variable.
(pipe_instance_lock): Ditto.
(pipe_instance): Ditto.
(initialise_pipe_instance_lock): New function.
(transport_layer_pipes::transport_layer_pipes): Change
initialization of `pipe_name'. Initialize `is_accepted_endpoint'
as appropriate. Remove use of `inited'.
(transport_layer_pipes::impersonate_client): #ifdef as
cygserver-only.
(transport_layer_pipes::revert_to_self): Ditto.
(transport_layer_pipes::listen): Ditto.
(transport_layer_pipes::accept): Ditto. Keep track of how often
many named pipes have been created, in the `pipe_instance'
variable, and pass the `FILE_FLAG_FIRST_PIPE_INSTANCE' flag on the
open of the first instance. Analyse the error code from
`CreateNamedPipe ()' and set the `recoverable' flag as
appropriate.
(transport_layer_pipes::close): Update the `pipe_instance' count.
2002-06-18 Conrad Scott <conrad.scott@dsl.pipex.com>
* woutsup.h (cygserver_running): Add declaration.
(api_fatal): Eliminate.
* include/cygwin/cygserver.h
(client_request_get_version::check_version): Change return type to
bool.
(check_cygserver_available): New function.
(cygserver_init): Add check_version_too argument.
* cygserver_client.cc (allow_daemon): Make a bool.
(client_request_get_version::make_request): See errno on error.
Remove special case for CYGSERVER_REQUEST_GET_VERSION; this is now
handled in cygserver_init().
(client_request_get_version::check_version): Use syscall_printf()
instead of api_fatal(). Return true if cygserver version is
compatible.
(check_cygserver_available): New function; code moved here from
cygserver_init().
(cygserver_init): Move some code into check_cygserver_available().
* cygserver.cc (__set_errno): Copy from debug.cc so that
set_errno() can be used when __OUTSIDE_CYGWIN__.
(main): Call cygserver_init() to set up cygserver_running and add
checks against this to (try and) prevent multiple copies of
cygserver running simultaneously. Remember to delete all
transport connections so that (one day) the transport classes can
tidy up on cygserver shutdown.
2002-06-17 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver.cc (main): Adjust tracing output for a cleaner display
when compiled without --enable-debugging.
* threaded_queue.cc (threaded_queue::cleanup): Ditto.
(queue_process_param::stop): Ditto.
* include/cygwin/cygserver.h
(client_request::make_request): Make non-virtual.
(client_request::send): Make virtual and protected, not private.
(client_request_attach_tty::send): New virtual method.
* cygserver_client.cc: Use the `msglen()' accessor rather than
`_header.msglen' throughout.
(client_request_attach_tty::send): New method.
(client_request::make_request): Remove the explicit close of
`transport' as it is closed on deletion.
2002-06-17 Conrad Scott <conrad.scott@dsl.pipex.com>
* include/cygwin/cygserver.h: Change the client_request classes to
give greater encapsulation and to allow variable length requests
and replies.
(enum cygserver_request_code): Now client_request::request_code_t.
(class request_header): Now client_request::header_t. Make a
union of the request_code and the error_code. The `cb' field,
which was the buffer length, is now the `size_t msglen' field.
(struct request_get_version): Now
client_request_get_version::request_get_version.
(struct request_shutdown): Remove unused type.
(struct request_attach_tty): Now
client_request_attach_tty::request_attach_tty.
(client_request::_buf): Make field const.
(client_request::_buflen): New const private field.
(client_request::request_code): New accessor.
(client_request::error_code): Ditto.
(client_request::msglen): Ditto.
(client_request::handle_request): New static method.
(client_request::make_request): New virtual method.
(client_request::handle): New method.
(client_request::send): Make private.
(client_request_get_version::check_version): New method.
(client_request_get_version::serve): Make private.
(client_request_get_version::version): Ditto.
(client_request_shutdown::serve): Ditto.
(client_request_attach_tty::req): Ditto.
(client_request_attach_tty::serve): Ditto.
(client_request_attach_tty::from_master): Make method const.
(client_request_attach_tty::from_master): Ditto.
* cygserver_client.cc
(client_request_get_version::client_request_get_version): Track
changes to the client_request classes.
(client_request_attach_tty::client_request_attach_tty): Ditto.
(client_request_get_version::check_version): New method to
encapsulate code from cygserver_init().
(client_request_shutdown::client_request_shutdown): Move into
"cygserver.cc".
(client_request::send): Track changes to the client_request
classes. Add more error checking.
(client_request::handle_request): New static method containing the
first half of the old server_request::process() code.
(client_request::make_request): New method to replace the old
cygserver_request() function.
(client_request::handle): New method containing the second half of
the old server_request::process() code.
(cygserver_init): Track changes to the client_request classes. In
particular, some code moved into the
client_request_get_version::check_version() method.
* cygserver.cc (client_request_attach_tty::serve): Track changes
to the client_request classes. In particular, only return a reply
body if some handles are successfully duplicated for the client.
And remove goto's.
(client_request_get_version::serve): Track changes to the
client_request classes.
(client_request_shutdown::serve): Ditto.
(class client_request_invalid): Dead, and so young too.
(server_request::request_buffer): Remove unnecessary field.
(client_request_shutdown::client_request_shutdown): Moved here
from "cygserver_client.cc".
(server_request::process): Implementation moved into the new
client_request::handle_request() and client_request::handle()
methods.
* cygserver_shm.h (class client_request_shm): Put client- and
server-specific interfaces inside #ifdef/#ifndef __INSIDE_CYGWIN__
guards.
(client_request_shm::serve): Make private.
* cygserver_shm.cc
(client_request_shm::client_request_shm): Track changes to the
client_request classes.
(client_request_shm::serve): Ditto
* shm.cc (client_request_shm::client_request_shm): Ditto. Use
alloc_sd() rather than set_security_attribute() to get access to
the SECURITY_DESCRIPTOR length, so that we can use it to set the
request body length.
(shmat): Track changes to the client_request classes. In
particular, allocate client_request objects on the stack rather
than on the heap, and use the client_request::make_request()
method rather than the old cygserver_request() function.
(shmdt): Ditto.
(shmctl): Ditto.
(shmget): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::cygserver_attach_tty): Ditto.
2002-06-17 Conrad Scott <conrad.scott@dsl.pipex.com>
* include/cygwin/cygserver_transport.h
(cygserver_transport::read): Change buffer type to void *.
(cygserver_transport::write): Ditto.
* include/cygwin/cygserver_transport_sockets.h
(cygserver_transport_sockets::read): Ditto.
(cygserver_transport_sockets::write): Ditto.
* include/cygwin/cygserver_transport_pipes.h
(cygserver_transport_pipes::read): Ditto.
(cygserver_transport_pipes::write): Ditto.
* cygserver_transport_sockets.cc
(cygserver_transport_sockets::read): Ditto.
(cygserver_transport_sockets::write): Ditto.
* cygserver_transport_pipes.cc
(cygserver_transport_pipes::read): Ditto. Set errno on error, to
match behaviour of cygserver_transport_sockets class.
(cygserver_transport_pipes::write): Ditto.
2002-06-16 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver.cc (version): New static variable.
(server_request_queue::add_connection): Remove my gratuitous use
of studly caps.
(setup_privileges): Declare static.
(handle_signal): Ditto.
(longopts): Make a local variable of main().
(opts): Ditto.
(print_usage): New function.
(print_version): Ditto (tip of the hat to Joshua Daniel Franklin
for inspiration here).
(main): More argument checking. Add --help and --version options.
2002-06-16 Conrad Scott <conrad.scott@dsl.pipex.com>
* include/cygwin/cygserver.h (client_request::serve): Make pure
virtual.
* cygserver.cc (client_request::serve): Remove definition of pure
virtual method.
(class client_request_invalid): New class.
(server_request::process): Use new client_request_invalid
class. And remove goto's.
2002-06-16 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver.cc (class server_request): Add virtual destructor.
(server_request_queue::addConnection): New method to replace bad
virtual add() method.
(request_loop): Replace call to queue->add() with call to
queue->addConnection().
(server_request::server_request): Use field initialization.
(server_request::~server_request): New virtual destructor.
(server_request::process): Remove close and delete of
transport_layer_base object. It is deleted by the server_request's
own destructor and closed by its own destructor.
* include/cygwin/cygserver.h
(client_request::operator request_header): Remove unused method.
* cygserver_client.cc: Ditto.
* include/cygwin/cygserver_process.h
(class cleanup_routine): Add virtual destructor.
(cleanup_routine::cleanup): Make pure virtual.
(class process_cache): Make destructor non-virtual.
(process_cache::add): Ditto.
* cygserver_process.cc
(cleanup_routine::~cleanup_routine): New virtual destructor.
* include/cygwin/cygserver_transport.h
(class transport_layer_base): Add virtual destructor.
* cygserver_transport.cc
(transport_layer_base::~transport_layer_base): New virtual
destructor.
* include/cygwin/cygserver_transport_pipes.h
(class transport_layer_pipes): Add virtual destructor.
* cygserver_transport_pipes.cc
(transport_layer_pipes::~transport_layer_pipes): New virtual
destructor.
(transport_layer_pipes::close): Null out handle after closing.
* include/cygwin/cygserver_transport_sockets.h
(class transport_layer_sockets): Add virtual destructor.
* cygserver_transport_sockets.cc
(transport_layer_sockets::~transport_layer_sockets): New virtual
destructor.
(transport_layer_sockets::close): Null out fd after closing.
* threaded_queue.h (class queue_request): Add virtual destructor.
(queue_request::process): Make pure virtual.
* threaded_queue.cc (~queue_request): New virtual destructor.
(queue_request::process): Remove definition of pure virtual
method.
2002-06-16 Conrad Scott <conrad.scott@dsl.pipex.com>
* include/cygwin/cygserver.h (client_request::send): Make
non-virtual.
(class client_request_attach_tty): Put client- and server-specific
interfaces inside #ifdef/#ifndef __INSIDE_CYGWIN__ guards.
* cygserver_client.cc: Ditto.
(cygserver_init): Fix error handling.
2002-06-16 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver.cc: Throughout the code, check and correct level of
the XXX_printf() functions used. Comment out several of the
debug_printf() calls with "// verbose:". Reformat and correct
typos of some of the XXX_printf() formats.
* cygserver_process.cc: Ditto.
* cygserver_shm.cc: Ditto.
* cygserver_transport_pipes.cc: Ditto.
* cygserver_transport_sockets.cc: Ditto.
* shm.cc (hi_ulong): New function to allow printing of a 64-bit
key with current small_printf implementation.
(lo_ulong): Ditto.
(client_request_shm::client_request_shm): Use hi_ulong() and
lo_ulong() in call to debug_printf().
2002-06-16 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver_shm.cc: Remove #define __INSIDE_CYGWIN__ from around
<sys/shm.h> as it no longer contains any internal code.
2002-06-16 Conrad Scott <conrad.scott@dsl.pipex.com>
* include/sys/ipc.h (IPC_PRIVATE): Add cast to key_t.
(IPC_INFO): New flag for ipcs(8).
(IPC_RMID IPC_SET IPC_STAT): Renumber.
* include/sys/shm.h (SHM_RDONLY SHM_RND): Renumber with distinct
values [sic].
(class _shmattach): Internal type moved to "cygserver_shm.h".
(class shmnode): Ditto.
(class shmid_ds): Ditto.
(struct shmid_ds): Add spare fields.
(struct shminfo): New type for IPC_INFO interface.
* cygserver_shm.h: Remove obsolete #if 0 ... #endif block.
(class shm_cleanup): Remove unused class.
(struct _shmattach): Internal type moved from <sys/shm.h>.
(struct shmnode): Ditto.
(struct int_shmid_ds): Ditto. Renamed to avoid name clash with
public interface struct shmid_ds. Use the shmid_bs structure as a
field.
* cygserver_shm.cc: Remove obsolete #if 0 ... #endif block.
(client_request_shm::serve): Update for redefinition of
int_shmid_ds structure.
* shm.cc (build_inprocess_shmds): Ditto.
(fixup_shms_after_fork): Ditto.
(shmctl): Ditto.
(shmget): Ditto. Remove obsolete #if 0 ... #endif code.
2002-06-16 Conrad Scott <conrad.scott@dsl.pipex.com>
* include/cygwin/cygserver_transport.h
(transport_layer_base::transport_layer_base): Remove since it is
now redundant.
(transport_layer_base::listen): Make a pure virtual method.
(transport_layer_base::accept): Ditto.
(transport_layer_base::close): Ditto.
(transport_layer_base::read): Ditto.
(transport_layer_base::write): Ditto.
(transport_layer_base::connect): Ditto.
* cygserver_transport.cc
(transport_layer_base::transport_layer_base): Remove since it is
now redundant.
(transport_layer_base::listen): Remove since it is now a pure
virtual method.
(transport_layer_base::accept): Ditto.
(transport_layer_base::close): Ditto.
(transport_layer_base::read): Ditto.
(transport_layer_base::write): Ditto.
(transport_layer_base::connect): Ditto.
2002-06-16 Conrad Scott <conrad.scott@dsl.pipex.com>
* cygserver.cc (check_and_dup_handle): Only use security code if
running on NT, i.e. if wincap.has_security().
(client_request_attach_tty::serve): Add check for has_security().
* cygserver_process.cc (process_cache::process): Use DWORD winpid
throughout to avoid win32 vs. cygwin pid confusion.
(process::process): Ditto.
* cygserver_shm.cc (client_request_shm::serve): Only use security
code if running on NT, i.e. if wincap.has_security().
* cygserver_shm.h (client_request_shm::parameters.in): Replace the
ambiguous pid field with cygpid and winpid fields.
(client_request_shm::client_request_shm): Reduce to only two
client-side constructors: one for SHM_CREATE, another for all the
other requests.
* shm.cc (client_request_shm::client_request_shm):
Ditto. Initialize cygpid and winpid fields here. On NT initialize
sd_buf here using set_security_attribute() to make use of the euid
and egid.
(shmat): Use new client_request_shm constructor.
(shmdt): Ditto.
(shmctl): Ditto.
(shmget): Ditto. Remove security code, now performed in the
relevant client_request_shm constructor.
* include/cygwin/cygserver_process.h: (class cleanup_routine):
Change winpid type to DWORD.
(class process): Ditto.
2002-06-15 Conrad Scott <conrad.scott@dsl.pipex.com>
* woutsup.h: New file.
* cygserver.cc: Use "woutsup.h" and new XXX_printf macros.
(getfunc): New function, copied verbatim from "strace.cc".
(__cygserver__printf): New function.
* cygserver_client.cc: Use "woutsup.h" and new XXX_printf macros.
* cygserver_process.cc: Ditto.
* cygserver_shm.cc: Ditto.
* cygserver_transport.cc: Ditto.
* cygserver_transport_pipes.cc: Ditto.
* cygserver_transport_sockets.cc: Ditto.
* threaded_queue.cc: Ditto.
* shm.cc: Remove trailing \n from XXX_printf format strings.
* Makefile.in: Remove special __OUTSIDE_CYGWIN__ case for
cygserver_shm.cc.
not understood by WinSock.
(fhandler_socket::sendto): Ditto. If WinSock sendto() returns
WSAESHUTDOWN, change errno to EPIPE and raise SIGPIPE if MSG_NOSIGNAL
isn't set in flags.
* include/cygwin/socket.h: Define MSG_WINMASK and MSG_NOSIGNAL.
* include/cygwin/version.h: Bump API minor number.
Corinna Vinschen
Eric Blake
Christopher Faylor
Robert Collins
Thomas Pfaff
Conrad Scott