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* * Makefile.in (DLL_IMPORTS): Add libntdll.a.Corinna Vinschen2007-02-221-2/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * autoload.cc: Remove all symbols from advapi32.dll, kernel32.dll and ntdll.dll available on all platforms since NT4. Throughout remove all usage of wincap.is_winnt. * dcrt0.cc (dll_crt0_0): Remove call to mmap_init. * fhandler.h (class fhandler_base): Remove has_changed flag. (fhandler_disk_file::touch_ctime): Remove declaration. (fhandler_disk_file::readdir_9x): Ditto. (fhandler_disk_file::touch_ctime): Remove. (fhandler_disk_file::readdir_9x): Remove. (fhandler_disk_file::closedir): Call NtClose instead of CloseHandle. * mmap.cc: Throughout call CreateMapping and MapView directly. (VirtualProt9x): Remove. (VirtualProtNT): Remove. (VirtualProtEx9x): Remove. (VirtualProtExNT): Remove. (VirtualProtect): Remove define. (VirtualProtectEx): Remove define. (CreateMapping9x): Remove. (CreateMappingNT): Rename to CreateMapping. (MapView9x): Remove. (MapViewNT): Rename to MapView. (struct mmap_func_t): Remove definition. (mmap_funcs_9x): Remove. (mmap_funcs_nt): Remove. (mmap_func): Remove. (mmap_init): Remove. * net.cc (getdomainname): Drop comment. Use NT4 registry key only. (get_95_ifconf): Remove. * pinfo.cc (winpids::enumNT): Rename to winpids::enum_processes. (winpids::enum9x): Remove. (winpids::set): Just call enum_processes directly. (winpids::enum_init): Ditto. * pinfo.h (class winpids): Drop enum_processes pointer. Rename enumNT to enum_processes. Drop enum9x declaration. Drop initialization of enum_processes throughout. * registry.cc (get_registry_hive_path): Just create NT key. (load_registry_hive): Only load NT specific file. * syscalls.cc (unlink_9x): Remove. (unlink): Just call unlink_nt. * wincap.cc: Remove is_winnt flag throughout. * wincap.h: Ditto. * winsup.h: Remove mmap_init declaration.
* * exceptions.cc (_cygtls::signal_exit): Only call myself.exit when whenChristopher Faylor2007-02-201-1/+1
| | | | | | | exit_state indicates that we've visited do_exit. * sync.h (lock_process::lock_process): Use renamed exit_state - ES_PROCESS_LOCKED. * winsup.h: Rename ES_MUTO_SET to ES_PROCESS_LOCKED.
* * winsup.h (clear_procimptoken): Close hProcImpToken in a safer way.Corinna Vinschen2006-12-131-1/+2
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* Partially revert change from 2005-04-03, always running under anCorinna Vinschen2006-12-121-0/+10
| | | | | | | | | | | | | | | | | | | | impersonation token, which collides with Vista UAC. * cygheap.h (deimpersonate): revert to self instead of impersonating hProcImpToken. (reimpersonate): Only impersonate if setuid. * dcrt0.cc (dll_crt0_0): Don't initialize hProcImpToken here. (dll_crt0_1): Set privileges on hProcToken. * fork.cc (frok::child): Set privileges on hProcToken. Close handle to hProcImpToken. * grp.cc (internal_getgroups): Use hProcToken instead of hProcImpToken. * security.cc (check_access): Create hProcImpToken on demand here. * security.h (set_process_privilege): Set privileges on hProcToken. (_push_thread_privilege): Use hProcToken instead of hProcImpToken. (pop_thread_privilege): If not setuid'ed, revert to self. * syscalls.cc (setegid32): Drop setting primary group on hProcImpToken. Close handle to hProcImpToken. * uinfo.cc (internal_getlogin): Ditto. * winsup.h (clear_procimptoken): New inline function.
* * child_info.h (child_info_spawn::__stdin): New element.Christopher Faylor2006-12-111-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (child_info_spawn::__stdin): Ditto. (CURR_CHILD_INFO_MAGIC): Regenerate. * dcrt0.cc (check_sanity_and_sync): Minor cleanup. (child_info_spawn::handle_spawn): Handle new __std* elements by calling move_fd. * dtable.cc (dtable::move_fd): Define new function. * dtable.h (dtable::move_fd): Declare new function. * fhandler.h (fhandler_pipe::popen_pid): Declare new element. * fhandler.h (fhandler_pipe::get_popen_pid): Define new function. * fhandler.h (fhandler_pipe::set_popen_pid): Ditto. * pipe.cc (fhandler_pipe::fhandler_pipe): Zero popen_pid. (fhandler_pipe::dup): Ditto. * spawn.cc (handle): Change second argument to bool. (spawn_guts): Accept __stdin/__stdout arguments and set them appropriately in child_info structure and in STARTUPINFO structure. * syscalls.cc (popen): New cygwin-specific implementation using spawn. (pclose): Ditto. * winsup.h (spawn_guts): Accommodate new arguments for spawn_guts. * fhandler.cc (fhandler_base::set_no_inheritance): Make second arg a bool. * fhandler.h (fhandler_base::set_no_inheritance): Ditto for declaration. * child_info.h (child_info::msv_count): Rename from the now-inappropriate "zero". (child_info_spawn::filler): Add filler to work around Vista bug. (child_info_fork::filler): Ditto. * dcrt0.cc (get_cygwin_startup_info): Remove "zero" check since it is now always filled out. * fork.cc (frok::parent): Move ch.zero manipulation to constructor. * spawn.cc (spawn_guts): Ditto. Remove _ch wrapper. * sigproc.cc (child_info::child_info): Initialize starter[]. * shared.cc (shared_info::heap_slop_size): Remove noisy system_printfs. * shared_info.h (CURR_SHARED_MAGIC): Regenerate.
* * winsup.h (WINVER): Set to 0x0600 to cover Vista.Corinna Vinschen2006-12-061-1/+1
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* * dcrt0.cc (__api_fatal): Drop spare argument to __small_sprintf.Corinna Vinschen2006-10-271-1/+1
| | | | | * smallprint.c (__small_vsprintf): Preserve GetLastError value. * winsup.h (api_fatal): Simplify. Drop duplicate filename arg.
* * winsup.h (WINVER): Define instead of _WIN32_WINNT. Set to 0x0502.Corinna Vinschen2006-10-171-3/+2
| | | | (_NO_W32_PSEUDO_MODIFIERS): Define.
* * winsup.h: Turn off DEBUGGING.Christopher Faylor2006-10-131-3/+0
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* * winsup.h: Turn on DEBUGGING by default for now.Christopher Faylor2006-08-101-0/+3
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* 2006-07-25 Corinna Vinschen <corinna@vinschen.de>Corinna Vinschen2006-07-251-1/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * exceptions.cc (_cygtls::handle_exceptions): Call newCorinna Vinschen2006-07-131-1/+1
| | | | | | | | | | mmap_is_attached_or_noreserve_page function in case of access violation and allow application to retry access on noreserve pages. * mmap.cc (mmap_is_attached_or_noreserve_page): Changed from mmap_is_attached_page. Handle also noreserve pages now. Change comment accordingly. * winsup.h (mmap_is_attached_or_noreserve_page): Declare instead of mmap_is_attached_page.
* * cygheap.cc (cygheap_fixup_in_child): Don't close parent handle here. Let theChristopher Faylor2006-06-021-0/+2
| | | | | | | | | | | | | | | | | | | | caller do that. * dcrt0.cc (child_info_spawn::handle_spawn): Close parent handle here to allow fixup_after_exec functions to use it. * cygtls.cc (_cygtls::call2): Avoid calling exit thread if called with *crt0_1 functions. * cygtls.h (_cygtls::isinitialized): Check that we actually have a tls before seeing if it is initialized. * gendef (_sigfe_maybe): Ditto. * dcrt0.cc (dll_crt0_1): Remove static, use just one argument. * dll_init.cc (dllcrt0_info): New structure. (dll_dllcrt0): Change into a front-end to renamed dll_dllcrt0_1 so that we'll always be assured of having something like a tls. (dll_dllcrt0_1): New function, basically renamed from from dll_dllcrt0. Unconditionally call _my_tls.init_exception_handler now that we are assured of having a tls. Change variable name from "linking" to "linked". * winsup.h (dll_crt0_1): Declare. (dll_dllcrt0_1): Ditto.
* * child_info.h (CURR_CHILD_INFO_MAGIC): Regenerate.Christopher Faylor2006-03-181-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (child_info::retry): Move here from fork subclass. (child_info::exit_code): New field. (child_info::retry_count): Max retry count for process start. (child_info::proc_retry): Declare new function. (child_info_fork::retry): Move to parent. (child_info_fork::fork_retry): Ditto. * dcrt0.cc (child_info::fork_retry): Rename and move. (child_info_fork::handle_failure): Move. (dll_crt0_0): Initialize console handler based on whether we have a controlling tty or not. Avoid nonsensical check for fork where it can never occur. * environ.cc (set_proc_retry): Rename from set_fork_retry. Set retry_count in child_info. (parse_thing): Reflect above change. * exceptions.cc (dummy_ctrl_c_handler): Remove unused variable name. (ctrl_c_handler): Always return TRUE for the annoying CTRL_LOGOFF_EVENT. * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Remove call to init_console_handler. * fhandler_tty.cc (fhandler_tty_slave::open): Just call mange_console_count here and let it decide what to do with initializing console control handling. * fork.cc (fork_retry): Remove definition. (frok::parent): Define static errbuf and use in error messages (not thread safe yet). Close pi.hThread as soon as possible. Protect pi.hProcess as soon as possible. Don't set retry_count. That happens automatically in the constructor now. Accommodate name change from fork_retry to proc_retry. * init.cc (dll_entry): Turn off ctrl-c handling early until we know how it is supposed to be handled. * pinfo.cc (_pinfo::dup_proc_pipe): Remember original proc pipe value for failure error message. Tweak debug message slightly. * sigproc.cc (child_info::retry_count): Define. (child_info::child_info): Initialize retry count. (child_info::sync): Set exit code if process dies before synchronization. (child_info::proc_retry): Rename from child_info_fork::fork_retry. Use previously derived exit code. Be more defensive about what is classified as an error exit. (child_info_fork::handle_failure): Move here from dcrt0.cc. * spawn.cc (spawn_guts): Maintain error mode when starting new process to avoid annoying pop ups. Move deimpersonate call within new loop. Move envblock freeing to end. Loop if process dies prematurely with bad exit code. * syscalls.cc (init_console_handler): Remove hopefully unneeded call to init_console_handler.
* * cygheap.cc (init_cygheap::manage_console_count): Turn console control handlerChristopher Faylor2006-03-161-1/+1
| | | | | | | | | | | | | on/off depending on whether we have allocated a console or not. * dcrt0.cc (child_info_fork::fork_retry): Add more potential retry statuses. (dll_crt0_0): Turn on/off console control depending on whether we have a controlling tty or not. * exceptions.cc (init_console_handler): Change BOOL to bool. * fhandler_console.cc (fhandler_console::need_invisible): Cosmetic change. * winsup.h (init_console_handler): Reflect argument type change. * wincap.h (supports_setconsolectrlhandler_null): Remove duplicate capability throughout. * wincap.cc: Ditto.
* * child_info.h (child_info_fork::handle_failure): Declare new function.Christopher Faylor2006-03-131-10/+6
| | | | | | | | | | | | | | | | | | | | | | | | (child_info_fork::retry): New field. * dcrt0.cc (__api_fatal_exit_val): Define. (child_info_fork::handle_failure): Define new function. (__api_fatal): Exit using __api_fatal_exit_val value. * environ.cc (set_fork_retry): Set fork_retry based on CYGWIN environment variable. (parse_thing): Add "fork_retry" setting. * fork.cc (fork_retry): Define. (frok::parent): Reorganize to allow retry of failed child creation if child signalled that it was ok to do so. * heap.cc (heap_init): Signal parent via handle_failure when VirtualAlloc fails. * pinfo.h (EXITCODE_RETRY): Declare. * sigproc.cc (child_info::sync): Properly exit with failure condition if called for fork and didn't see subproc_ready. * spawn.cc (spawn_guts): Use windows pid as first argument. * winsup.h: Remove obsolete NEW_MACRO_VARARGS define. (__api_fatal_exit_val): Declare. (set_api_fatal_return): Define. (in_dllentry): Declare. * exceptions.cc (inside_kernel): Remove unneeded in_dllentry declaration.
* * winsup.h (cygwin_hmodule): Declare.Christopher Faylor2006-02-231-0/+1
| | | | | | | | | * exceptions.cc (inside_kernel): Reverse return values to reflect function name. Return true if we're in cygwin1.dll or if we're executing in dll_entry. (_cygtls::interrupt_now): Reflect reversal of inside_kernel return value. * hookapi.cc (cygwin_hmodule): Remove declaration. * init.cc (dll_entry): Use in_dllentry global to record that we are executing in dllentry.
* * dtable.cc (handle_to_fn): Accomodate new argument order in call toCorinna Vinschen2006-02-071-1/+1
| | | | | | | | | | | | | | | | | | | sys_wcstombs. * fhandler_disk_file.cc (fhandler_disk_file::readdir): Call sys_wcstombs instead of just wcstombs to accomodate OEM codepages. * miscfuncs.cc (sys_wcstombs): Split len argument in source and target length. Always 0-terminate result in target string. * security.cc (lsa2wchar): Remove unused function. (lsa2str): Ditto. (get_lsa_srv_inf): Ditto. (get_logon_server): Accomodate new argument order in call to sys_wcstombs. (get_user_groups): Ditto. (get_user_local_groups): Ditto. (get_priv_list): Call sys_wcstombs directly instead of lsa2str. * uinfo.cc (cygheap_user::ontherange): Accomodate new argument order in call to sys_wcstombs. * winsup.h (sys_wcstombs): Change prototype to match new argument order.
* * environ.cc (struct parse_thing): Add transparent_exe option.Corinna Vinschen2006-02-051-0/+1
| | | | | | | | | | | | | | | | | * fhandler_disk_file.cc (fhandler_disk_file::link): Accomodate transparent_exe option. Add .exe suffix for links to executable files, if transparent_exe is set. * fhandler_process.cc (fhandler_process::fill_filebuf): Remove .exe suffix if transparent_exe option is set. * path.cc (symlink_worker): Accomodate transparent_exe option. (realpath): Don't tack on .exe suffix if transparent_exe is set. * syscalls.cc (transparent_exe): New global variable. (unlink): Accomodate transparent_exe option. (open): Ditto. (link): Ditto. (rename): Ditto. Maybe add .exe suffix when renaming executable files. (pathconf): Accomodate transparent_exe option. * winsup.h: Declare transparent_exe.
* * autoload.cc (NtQueryDirectoryFile): Define.Corinna Vinschen2006-01-271-1/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * dir.cc (__opendir_with_d_ino): Just call opendir. (opendir): Remove CYGWIN_VERSION_CHECK_FOR_NEEDS_D_INO handling. (readdir_worker): Only try generating d_ino if it's 0. Utilize namehash of directories fhandler. Call readdir_get_ino to generate d_ino for "..". (seekdir64): Keep dirent_set_d_ino flag. * fhandler.h (enum dirent_states): Add dirent_get_d_ino. (class fhandler_disk_file): Declare new private methods readdir_helper and readdir_9x. * fhandler_disk_file.cc (path_conv::hasgood_inode): New method to evaluate if a filesystem has reliable inode numbers. (fhandler_base::fstat_by_handle): Accomodate structure member name change from IndexNumber to FileId. (fhandler_base::fstat_helper): Call hasgood_inode here. (fhandler_disk_file::opendir): Call fhaccess only for real files. Don't append '*' to __d_dirname here, move to readdir_9x. On NT, open directory handle here. Set dirent_get_d_ino and dirent_set_d_ino flags according to wincap and filesystem. (fhandler_disk_file::readdir_helper): New method to implement readdir postprocessing only once. (readdir_get_ino_by_handle): New static function. (readdir_get_ino): New function to centralize inode number evaluation in case inode number hasn't been returned by NtQueryDirectoryFile. (fhandler_disk_file::readdir): Move old functionality to readdir_9x. Call readdir_9x when on 9x/Me. Implement NT specific readdir here. (fhandler_disk_file::readdir_9x): Move 9x specific readdir here. (fhandler_disk_file::seekdir): Accomodate new NT readdir method. (fhandler_disk_file::closedir): Ditto. (fhandler_cygdrive::fstat): Set d_ino to namehash. Add comment. (fhandler_cygdrive::opendir): Call get_namehash to prepare later correct evaluation of d_ino. (fhandler_cygdrive::readdir): Replace recursion with loop. Evaluate drive's d_ino by calling readdir_get_ino. * fhandler_proc.cc (fhandler_proc::readdir): Set dirent_saw_dot and dirent_saw_dot_dot to avoid seeing . and .. entries twice. * fhandler_process.cc (fhandler_process::readdir): Ditto. * fhandler_registry.cc (fhandler_registry::readdir): Ditto. * ntdll.h (STATUS_INVALID_PARAMETER): New define. (STATUS_INVALID_LEVEL): New define. (struct _FILE_INTERNAL_INFORMATION): Rename member IndexNumber to FileId (as in Nebbitt). * path.h (path_conv::hasgood_inode): Now implemented in fhandler_disk_file.cc. * wincap.h (wincaps::has_fileid_dirinfo): New element. * wincap.cc: Implement above element throughout. * winsup.h (readdir_get_ino): Add declaration. * include/sys/dirent.h (struct dirent): Slightly rename structure members to accomodate changes. Remove __USE_EXPENSIVE_CYGWIN_D_INO handling and declaration of __opendir_with_d_ino.
* *** cygwin DLL Changes:Christopher Faylor2005-12-291-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * child_info.h (CURR_CHILD_INFO_MAGIC): Reset. (child_info::dwProcessId): Delete. (child_info::straced): New variable. (child_info::handle_fork): New member function. * dcrt0.cc (in_forkee): New global variable. (__cygwin_user_data::forkee): Mark as obsolete. (do_global_ctors): Use in_forkee rather than user_data->forkee. (get_cygwin_startup_info): Ditto. Deal with new straced field to allow strace to deal with children of attached processes. (initial_env): Accommodate changes to strace::hello. (child_info_fork::handle_fork): Rename from plain old 'handle_fork'. Move alloc_stack() call elsewhere. (dll_crt0_0): Fill out more of user_data. Reference handle_fork via fork_info. Add some debugging output. (_dll_crt0): Don't wait for sync thread if sync_startup is invalid. Zero sync_startup here. Call alloc_stack() here, if appropriate. (dll_crt0_1): Use in_forkee rather than user_data->forkee. (dll_crt0): Ditto. * malloc_wrapper.cc (malloc_init): Ditto. * dll_init.cc (in_forkee): Remove local static version of this variable. (dll_list::load_after_fork): Don't set in_forkee here. * external.cc (cygwin_internal): Use strace method rather than accessing field directly. * fhandler.cc (fhandler_base::read): Ditto. * fhandler_tty.cc (fhandler_tty_common::__acquire_output_mutex): Ditto. * fork.cc (frok::parent): Invoke strace write_childpid to communicate with potential strace. (child_copy): Add more detail to debugging output. * init.cc (calibration_id): New static variable. (prime_threads): Set sync_startup to invalid handle if we already know about thread_func_ix. Use static calibration_id to hold calibration thread id. * munge_threadfunc (munge_threadfunc): Don't try to debug if we don't find threadfunc_ix. (dll_entry): Avoid calling munge_threadfunc and _cygtls::remove on non-cygwin threads invoked during process startup. * pinfo.cc (set_myself): Always call strace.hello here regardless of DEBUGGING. * sigproc.cc (child_info::child_info): Remove spurious handling of dwProcessId. Set straced as appropriate. * spawn.cc (spawn_guts): Rename ciresrv to ch. Invoke strace write_childpid to communicate with potential strace. * strace.cc: Include child_info.h. (strace::hello): Remove inited test. Use active() method to test if strace has been activated. Handle case where we are started before (mypid): New function. (strace::vsprntf): Try to deal more intelligently with case where progname may not be filled out. Put pid in parentheses if it is a windows pid rather than a cygwin pid. myself has been filled out. (strace::write_childpid): New function for notifying strace about the creation of children. (strace::vprntf): Use strace method rather than accessing field directly. (strace_printf): Ditto. (strace::wm): Ditto. * winsup.h (in_forkee): Declare. * include/sys/strace.h (strace::write_childpid): Declare new function. (strace::attached): Define new function. (strace::active): Ditto. (strace::active_val): Ditto. (_STRACE_ON): Delete. (_STRACE_OFF): Ditto. (define_strace0): Use strace method rather than accessing field directly. (strace_printf_wrap): Ditto. (strace_printf_wrap1): Ditto. *** cygwin utils changes: * strace.cc (nprocesses): Make static global. (quiet): New variable. (strace_active): Ditto. (add_child): Increment nprocesses here. Don't add a child if it is already added (windows bug?). Report on child if not quiet. (get_child): Just return NULL if child not found. (remove_child): Report on child if not quiet. (attach_process): Don't complain if given a windows process. Use windows pid in error. (handle_output_debug_string): Issue error if trying to manipulate a process that we don't know about. Handle _STRACE_CHILD_PID - attach to reported child when we get this. (proc_child): Move nprocesses to file scope. Report on exceptions. (longopts): Implement "--quiet". (opts): Implement "-q". (main): Manipulate quiet flag. * utils.sgml (strace): Add words describing '-q'.
* * cygheap.cc (init_cygheap::manage_console_count): Revert previous change.Christopher Faylor2005-12-211-1/+1
| | | | | | | | | | | | | Handle this a different way. * external.cc (cygwin_internal): Accommodate extra hook_or_detect_cygwin argument. * hookapi.cc (cygwin_internal): Fill in subsys variable with the subsystem of the executable. * spawn.cc (av::iscui): New variable. (spawn_guts): Hide window when we don't have a console and this isn't NT/XP/2003. (av::fixup): Set iscui flag. * winsup.h (hook_or_detect_cygwin): Accommodate extra argument.
* * winsup.h (flush_file_buffers): Define as inline function.Corinna Vinschen2005-12-201-1/+4
| | | | * miscfuncs.cc (flush_file_buffers): Remove.
* * winsup.h (flush_file_buffers): Declare new function.Corinna Vinschen2005-12-201-0/+2
| | | | | (FLushFileBuffers): New define. * miscfuncs.cc (flush_file_buffers): Define new function.
* * winsup.h (child_copy): Change prototype to match new functionality.Christopher Faylor2005-12-171-1/+1
| | | | | | | | | | | | | | | | | | | | | | | * cygheap.cc (cygheap_fixup_in_child): Accommodate new child_copy arguments. * dcrt0.cc (dll_data_start): Move definition here from fork. (dll_data_end): Ditto. (dll_bss_start): Ditto. (dll_bss_end): Ditto. (handle_fork): New function. Called when forked to deal with fork issues and copy data to this process from the parent. (dll_crt0_0): Call handle_fork when _PROC_FORK condition. (dll_crt0): Don't copy user_data when we've forked. Don't zero first element of main_environment ever. (cygwin_dll_init): Ditto. * fork.cc (child_copy): Rename from fork_copy and change arguments so that each pair of things to copy gets its own descriptor. (frok::child): Remove fixup_mmaps_after_fork call here. Move to handle_fork in dcrt0.cc. (frok::parent): Use child_copy rather than fork_copy and accommodate changes in parameters. * exceptions.cc (setup_handler): Delay test of whether we're locked until after GetThreadContext has been called since there are apparently cases where SuspendThread does not cause an immediate thread suspension.
* * exceptions.cc (_cygtls::handle_exceptions): In case of aCorinna Vinschen2005-12-071-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | STATUS_ACCESS_VIOLATION, check if the page is a mmaped page beyond a file's EOF. Generate SIGBUS instead of SIGSEGV then. * mmap.cc (__PROT_ATTACH): New define. (__PROT_FILLER): Ditto. (fh_anonymous): Rename from fh_paging_file; (fh_disk_file): New global static variable. (attached): New inline function. (filler): Ditto. (gen_create_protect): Split off from gen_protect to use the file's access mode to create mapping always with maximum allowed protections. (gen_protect): Accomodate pages attached beyond EOF. Use symbolic values instead of numerics when possible. Drop create parameter. (gen_access): Use file's access mode instead of protection. (CreateMapping9x): Create named mapping names so that different creation access modes result in different mappings. (CreateMappingNT): Only reserve attached pages, don't commit them. (MapViewNT): Ditto. Set AT_ROUND_TO_PAGE for all non-NULL base addresses. (mmap_func_t): Define CreateMapping and MapView function pointers with additional openflags parameter. (class mmap_record): Add openflags member. (mmap_record::mmap_record): Add openflags parameter. (mmap_record::get_openflags): New accessor. (mmap_record::attached): Call global attached function. (mmap_record::filler): Call global filler function. (mmap_record::gen_create_protect): Call global gen_create_protect function. (mmap_record::gen_protect): Drop create parameter. (mmap_record::alloc_fh): Set fhandler's access flags. (list::search_record): Accomodate filler pages. (list::set): Use inode number as hash value. (map::get_list_by_fd): Check hash value against file's inode number. (mmap_is_attached_page): New function to evaluate if a given address is on a attached page. Called from _cygtls::handle_exceptions. (mmap_worker): New function to do mapping and bookkeeping in a single call. (mmap64): Use roundup2 to round length to pagesize alignment. Initialize global fhandlers. Simplify anonymous initialization. Add SUSv3 compatible check of file open mode vs. requested protection. Try creating new file handles to allow maximum page protection. Allow creating attached pages in case of mapping beyond EOF. Close new file handle if one has been created. (munmap): Align len to pagesize. (msync): Rework argument checks. Align len to pagesize. (mprotect): Ditto. Accomodate attached pages. (mlock): Use roundup/rounddown macros instead of homemade expressions. (munlock): Add page alignment as in mlock. (fhandler_dev_zero::munmap): Fix unmapping of non-private mappings. (fhandler_dev_zero::fixup_mmap_after_fork): Accomodate filler pages. (fixup_mmaps_after_fork): Don't fail if attached pages couldn't be created in child. Avoid superfluous call to VirtualFree. Check for original allocation protection to fix PAGE_WRITECOPY protection. * ntdll.h: Revert deletion of AT_ROUND_TO_PAGE define. * winsup.h (mmap_is_attached_page): Declare.
* * autoload.cc (NtCreateSection): Define.Corinna Vinschen2005-11-281-1/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * cygheap.cc (_csbrk): Call getpagesize instead of getshmlba. * dcrt0.cc (dll_crt0_0): Call mmap_init. * external.cc (cygwin_internal): Call getpagesize instead of getshmlba. * fhandler.h (fhandler_base::mmap): Change access to prot parameter. (fhandler_base::fixup_mmap_after_fork): Ditto. (fhandler_disk_file::mmap): Ditto. (fhandler_disk_file::fixup_mmap_after_fork): Ditto. (fhandler_dev_mem::mmap): Ditto. (fhandler_dev_mem::fixup_mmap_after_fork): Ditto. * fhandler_mem.cc (fhandler_dev_mem::write): Call getsystempagesize instead of getpagesize. (fhandler_dev_mem::read): Ditto. (fhandler_dev_mem::fstat): Ditto. (fhandler_dev_mem::mmap): Move to mmap.cc. (fhandler_dev_mem::munmap): Ditto. (fhandler_dev_mem::msync): Ditto. (fhandler_dev_mem::fixup_mmap_after_fork): Ditto. * fhandler_proc.cc (format_proc_meminfo): Call getsystempagesize instead of getpagesize. * fhandler_process.cc (format_process_stat): Ditto. (format_process_status): Ditto. (get_mem_values): Ditto. * mmap.cc: Fix formatting. Try to make more readable and modular. Take advantage of pagesize==granularity. (gen_protect): New static function to evaluate Windows protection bits from POSIX protection and flags. (gen_access): Ditto for Windows access mode. (VirtualProt9x): Wrapper function to call VirtualProtect on 9x. (VirtualProtNT): Ditto for NT. (VirtualProtEx9x): Ditto for VirtualProtectEx on 9x. (VirtualProtExNT): Ditto for NT. (CreateMapping9x): Wrapper function for creating a mapping handle on 9x. (CreateMappingNT): Ditto for NT. (MapView9x): Wrapper function to map a view on 9x. (MapViewNT): Ditto for NT. (mmap_funcs_9x): Structure containing function pointers to wrapper functions for 9x. (mmap_funcs_nt): Ditto for NT. (mmap_func): Pointer to wrapper functions used in subsequent code. (mmap_init): Initialize mmap_func depending on OS. (class mmap_record): Use sensible member names. Add POSIX protection member. Drop Windows access flags member. Constify more methods. Use accessors instead of direct member access inside of own methods. (mmap_record::gen_protect): Class wrapper to evaluate matching Windows protection bits. (mmap_record::gen_access): Ditto for Windows access flags. (mmap_record::compatible_flags): New function to check if flags are compatible with flags of existing map. (list::add_record): Drop offset and length arguments. (class map): Change counters to unsigned. Match usage throughout. (mmapped_areas): Convert from pointer to global struct. (mmap_record::alloc_page_map): Simplify. (mmap_record::map_pages): Ditto. (mmap_record::fixup_page_map): Delete. (mmap64): Simplify. Add workaround for Windows 98 bug. Fix bug on NT that existing anonymous mappings weren't searched for a match. (munmap): Add workaround for Windows 98 bug. (msync): Simplify. (mprotect): Handle existing maps correctly. (mlock): Add local pagesize variable and enlightening comment. (fhandler_disk_file::mmap): Main functionality now in CreateMapping/ MapView wrapper functions. (fhandler_disk_file::fixup_mmap_after_fork): Call MapView wrapper. (fhandler_dev_mem::mmap): Moved from fhandler_mem.cc. Simplify by calling MapViewNT. (fhandler_dev_mem::munmap): Moved from fhandler_mem.cc. (fhandler_dev_mem::msync): Ditto. (fhandler_dev_mem::fixup_mmap_after_fork): Ditto. Call MapViewNT. (fixup_mmaps_after_fork): Restructure and hopefully speed up loop for setting protection and memory content on MAP_PRIVATE maps. * ntdll.h (AT_ROUND_TO_PAGE): Remove define. (AT_EXTENDABLE_FILE): Add define. (NtCreateSection): Add prototype. * syscalls.cc (getpagesize): Return granularity as pagesize now. (getsystempagesize): New function to retrieve "real" pagesize. (getshmlba): Delete since it's replaced by getpagesize now. * wincap.h (wincaps::has_mmap_alignment_bug): New element. * wincap.cc: Implement above element throughout. * winsup.h (getshmlba): Drop prototype. (getsystempagesize): Add prototype. (mmap_init): Ditto. * include/sys/mman.h: (Not yet) define MAP_NORESERVE.
* * autoload.cc: Never load wsock32.dll. Load all wsock32 functionCorinna Vinschen2005-10-171-10/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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.
* * cygheap.h (class process_lock): New class.Christopher Faylor2005-10-031-1/+0
| | | | | | | | | | | | | | | * dtable.h (class dtable): Add class process_lock as a friend. * dcrt0.cc (get_exit_lock): Delete. (do_exit): Use process_lock class instead of get_exit_lock. * exceptions.cc (signal_exit): Ditto. * pinfo.cc (pinfo::exit): Ditto. (_pinfo::commune_process): Set process lock around this whole function. (_pinfo::commune_request): Use process_lock rather than myself.lock. * pinfo.h (pinfo::_lock): Delete. (pinfo::initialize_lock): Delete. (pinfo::lock): Delete. (pinfo::unlock): Delete. * winsup.h (get_exit_lock): Delete declaration.
* * dcrt0.cc (do_exit): Don't set ES_SET_MUTO here. Call get_exit_lock()Christopher Faylor2005-09-301-1/+1
| | | | | | | | | | | | instead. (get_exit_lock): New function. Grabs the lock and sets initial exit_state. * exceptions.cc (try_to_debug): Use low_priority_sleep. (sigpacket::process): Avoid handler if this is an exec stub. (signal_exit): Use get_exit_lock rather than manipulating the exit_lock critical section directly. * pinfo.cc (pinfo::exit): Ditto. * winsup.h (get_exit_lock): Declare. (exit_lock): Delete declaration.
* * cygheap.cc (cygheap_fixup_in_child): It's not just for exec.Christopher Faylor2005-09-231-0/+1
| | | | | | | | | | | | | | * cygtls.h (struct _cygtls::thread_handle): New field. * dcrt0.cc (exit_lock): Remove declaration. * winsup.h (exit_lock): Add declaration. * exceptions.cc (sigpacket::process): Properly return after signal_exit. * pinfo.cc (pinfo::exit): Only exit the process if _my_tls.thread_handle has not been filled out -- which should be an impossible event. * sigproc.cc (sigproc_terminate): Fillout _my_tls.thread_handle to provide something for wait_sig to wait for. Use the siginfo_t version of sig_send and fill out the tls argument with _my_tls. (wait_sig): Wait for the thread specified in pack.tls or (for now) complain bitterly if it doesn't exit.
* * dcrt0.cc (do_exit): Only call sigproc_terminate from one location --Christopher Faylor2005-09-201-1/+1
| | | | | | | | | | | | | | | | | | pinfo::exit. * pinfo.cc (pinfo::exit): Move sigproc_terminate later so that signals can be processed while waiting for hExeced child. (pinfo::maybe_set_exit_code_from_windows): Set exit code from sigExeced if it is non-zero. Set exit_state to ES_EXEC_EXIT prior to waiting for captive process exit code. * exceptions.cc (sigExeced): New global variable. (signal_exit): Remove noreturn attribute from declaration. (signal_exit): Just terminate captive process and return if hExeced on the theory that the exit will be subsequently handled in the main thread. * sigproc.cc (sigproc_terminate): Eliminate test for ES_SIGPROCTERMINATE and use ES_FINAL instead. (sig_send): Use no_signals_available instead of duplicate test. * winsup.h (ES_EXEC_EXIT): New enum. (ES_SIGPROCTERMINATE): Delete.
* * exceptions.cc (sigtid): Remove declaration.Christopher Faylor2005-09-141-2/+2
| | | | | | | | | | | | | | | | | | | | | | | (handle_exceptions): Use _sig_tls rather than sigtid to determine if this is the signal thread. (set_signal_mask): Ditto for conditionalized CGF code. * pinfo.cc (pinfo::exit): Exit the thread if we forcefully terminated the main thread * sigproc.cc (sigtid): Delete. (_sig_tls): Define. (sig_clear): Use _sig_tls rather than sigtid to determine if this is the signal thread. (sig_dispatch_pending): Ditto. (wait_sig): Set _sig_tls here. * dcrt0.cc (do_exit): Move sigproc_terminate call later since signal handling was still needed for subsequent stuff. Call sigproc_terminate with new exit_state value. * pinfo.cc (pinfo::exit): Call sigproc_terminate with new exit_state value. * sigproc.cc (proc_terminate): Remove unnecessary (void) parameter. (sigproc_terminate): Ditto. Add new argument to accept exit state to be set. (wait_sig): Reorganize __SIGEXIT handling. Add more debugging output. * winsup.h (sigproc_terminate): Declare with new exit_state argument. (exit_states): Reorganize to reflect new exit ordering of sigproc_terminate.
* * winsup.h (create_pipe): Declare new function.Christopher Faylor2005-08-191-0/+4
| | | | | (CreatePipe): New define. * miscfuncs.cc (create_pipe): Define new function.
* * dcrt0.cc: Remove ld_preload declaration.Christopher Faylor2005-08-111-0/+4
| | | | | * winsup.h: Move ld_preload declaration here. * fork.cc (fork_child): Call ld_preload() before returning.
* * child_info.h (child_info::sync): Pass pid and HANDLE rather than using pinfo.Christopher Faylor2005-07-171-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | (child_info::child_info): Accept an argument controlling whether to create proc_subproc. (child_info_spawn::child_info_spawn): Ditto. * sigproc.cc (child_info::child_info): Ditto. (child_info_spawn::child_info_spawn): Ditto. (child_info::sync): Use passed in pid and HANDLE. * fork.cc (fork_parent): Reflect additional arguments required for child_info::sync. * hookapi.cc (hook_or_detect_cygwin): Rename. Change so that NULL 'fn' argument just returns "true", indicating that program uses cygwin1.dll. * spawn.cc (av::win16_exe): New element. * spawn.cc (av::iscygwin): New element. (av::fixup): New function. (spawn_guts): Protect against SEGV. Use fixup function to detect when it is safe to wait for a spawned (as opposed to an execed) program. Reflect changes in child_info::sync arguments. * external.cc (cygwin_internal): Reflect function renaming to hook_or_detect_cygwin. * cygheap.cc (cygheap_fixup_in_child): Close handle after debug fixup has been done to prevent false positives in handle collision. * exceptions.cc (try_to_debug): Notify debugger if already being debugged.
* Change foo (void) to foo () for all c++ functions throughout. Remove allChristopher Faylor2005-07-051-4/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | fhandler_*::dump functions throughout. * fhandler.h (fhandler_dev_mem::close): Remove pass-through function in favor of virtual method. (handler_dev_raw::close): Ditto. (fhandler_dev_clipboard::fixup_after_exec): New method. * fhandler_dev_mem.cc (fhandler_dev_mem::close): Eliminate pass through * fhandler_dev_raw.cc (fhandler_dev_raw::close): Ditto. * fhandler_clipboard.cc (fhandler_dev_clipboard::close): Don't go to extra effort when execing. (fhandler_dev_clipboard::fixup_after_exec): New function. * fhandler_console.cc (fhandler_console::close): Don't do "extra stuff" when we know we're execing. * fhandler_disk_file.cc (fhandler_disk_file::close): Ditto. * fhandler_dsp.cc (fhandler_dev_dsp::close): Ditto. * fhandler_fifo.cc (fhandler_fifo.cc::close): Ditto. function in favor of base function. * fhandler_random.cc (fhandler_dev_random::close): Ditto. * fhandler_registry.cc (fhandler_registry::close): Ditto. * fhandler_tty.cc (fhandler_tty_slave::close): Ditto. * fhandler_virtual.cc (fhandler_virtual::close): Ditto. * pinfo.cc (proc_waiter): Remove unneeded hExeced declaration. * sigproc.cc: Ditto. * winsup.h (hExeced): Define here. * fhandler_virtual.cc (fhandler_virtual::fixup_after_exec): Just call close() to reinitialize things to known state.
* * cygtls.h (_cygtls): Perform minor reformatting.Christopher Faylor2005-07-051-1/+1
| | | | | | | | | | | | | | * winsup.h (close_all_files): Reflect argument change. * dtable.cc (close_all_files): Ditto. * dtable.h: Ditto. * fhandler.h: Ditto. * spawn.cc (spawn_guts): Move close_all_files back to its original location in first P_OVERLAY test but use argument denoting that handles are only supposed to be closed, not released (more work to be done here). * syscalls.cc (close_all_files): Take an argument denoting whether to release closed files or not. * path.cc (symlink): Change argument names to reflect linux man page. (symlink_worker): Ditto. Also appropriately set ENOENT for empty strings.
* Replace valid memory checks with new myfault class "exception handling", almostChristopher Faylor2005-07-031-18/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | everywhere. Leave some thread.cc stuff alone for now. * cygtls.h: Kludge some definitions to avoid including a problematic windows header. (_cygtls::_myfault): New entry. (_cygtls::_myfault_errno): Ditto. (_cygtls::fault_guarded): New function. (_cygtls::setup_fault): Ditto. (_cygtls::return_from_fault): Ditto. (_cygtls::clear_fault): Ditto. (myfault): New class. * exceptions.cc (handle_exceptions): Handle case of guarded fault in system routine. * gendef: Add another entry point for setjmp that the compiler doesn't know about and won't complain about. * gentls_offsets: Just include windows.h rather than kludging a HANDLE def. * miscfuncs.cc (check_null_str): Delete. (check_null_empty_str): Ditto. (check_null_empty_str_errno): Ditto. (check_null_str_errno): Ditto. (__check_null_invalid_struct): Ditto. (__check_null_invalid_struct_errno): Ditto. (__check_invalid_read_ptr): Ditto. (__check_invalid_read_ptr_errno): Ditto. (dummytest): New function. (check_iovec_for_read): Delete. (chec_iovec): Rename from check_iovec_for_write. Take a read/write parameter. * tlsoffsets.h: Regenerate. * winsup.h: Remove check_* declarations. (check_iovec_for_read): Delete declaration. Turn into a define instead. (check_iovec_for_write): Ditto. (check_iovec): New declaration. * thread.h: Use ifdef guard name consistent with other header files.
* * cygerrno.h: Make multi-inclusion safe.Christopher Faylor2005-06-301-1/+1
| | | | | | | | | | | | * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Deal with EINTR. * dcrt0.cc (dll_crt0_0): Accommodate init_console_handler argument change. * winsup.h: Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * exceptions.cc (init_console_handler): Ditto. Ignore console events if we're not attached to a terminal. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * wincap.cc: Implement has_null_console_handler_routine throughout. * wincap.h: Ditto.
* * cygthread.cc (cygthread::detach): Make error message a little more detailed.Christopher Faylor2005-06-071-0/+2
| | | | | | | | | * fhandler.cc (fhandler_base::raw_read): Ditto for debug message. * dcrt0.cc (do_exit): Add some more synchronization tests. * fhandler_fifo.cc (fhandler_fifo::dup): Don't duplicate a nonexistent handle. Use derived return value rather than always retuning 0. * fhandler_netdrive.cc (fhandler_netdrive::exists): Wnet -> WNet. * winsup.h (exit_states): Add a couple of new exit states.
* Revert 2005-05-30 close_all_files changes.Christopher Faylor2005-06-021-1/+1
| | | | | * spawn.cc (spawn_guts): When execing, close all files after the child has synced with us.
* * child_info.h (child_info::cygheap_h): Delete.Christopher Faylor2005-06-011-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (child_info::dwProcessId): New field. * cygheap.cc (init_cheap): Delete. (dup_now): Ditto. (cygheap_setup_for_child): Ditto. (cygheap_setup_for_child_cleanup): Ditto. (cygheap_fixup_in_child): Simplify. Use new "child_copy" function to copy heap from parent. (_csbrk): Don't attempt allocation if within cygheap section. Fix so that more than one allocation will succeed. (cygheap_init): Reset possibly-nonzero region to zero. * cygheap.h (cygheap_setup_for_child): Delete declaration. (cygheap_setup_for_child_cleanup): Ditto. (cygheap_start): Define as an array. * cygwin.sc: Modernize. Remove unneeded sections. Define cygheap here. * dcrt0.cc (do_exit): Reflect argument change to close_all_files. * dtable.cc (dtable::vfork_parent_restore): Ditto. * dtable.h: Ditto. * fhandler.h: Ditto. * fork.cc (fork_copy): Call ReadProcessMemory if there is no thread (indicating that we're execing). (fork_child): Don't mess with hParent. (fork_parent): Remove hParent stuff. It happens earlier now. Remove call to cygheap_setup_for_child* stuff. (fork): Put child_info_stuff in grouped structure. Issue error if parent handle is not set. (child_copy): New function. * sigproc.cc (child_info::child_info): Put cygheap settings here. Set parent handle. (child_info::~child_info): Close parent handle if it exists. * spawn.cc (spawn_guts): Reorganize so that ciresrv is allocated at only the last minute so that cygheap changes are reflected. Delete cygheap_setup* calls. * syscalls.cc (close_all_files): Add an argument to flag when the fd entry should be released. * winsup.h (close_all_files): Add an argument to close_all_files declaration. Declare child_copy.
* * Makefile.in (DLL_OFILES): Add fhandler_mailslot.o.Corinna Vinschen2005-05-101-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | * devices.h (FH_KMSG): Define new device. * devices.in: Add "/dev/kmsg" entry. * devices.cc: Regenerate. * dtable.cc (build_fh_pc): Handle case FH_KMSG. * fhandler.h (class fhandler_mailslot): New class. (class select_stuff): Add device_specific_mailslot pointer. * fhandler_mailslot.cc: New file. * select.cc (peek_mailslot): New function. (verify_mailslot): Ditto. (struct mailslotinf): New stuct to handle select on mailslots. (thread_mailslot): New function. (start_thread_mailslot): Ditto. (mailslot_cleanup): Ditto. (fhandler_mailslot::select_read): New method. * syslog.cc (klog_guard): New muto. (dev_kmsg): Local mailslot for kernel message device. (vklog): New function. (klog): Ditto. * winsup.h (vklog): Declare. (klog): Ditto. * include/sys/syslog.h: Define _PATH_KLOG.
* * cygheap.cc (cygheap_init): Accomodate set_process_privilege change.Corinna Vinschen2005-04-031-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * cygheap.h (cygheap_user::curr_primary_token): New member. (cygheap_user::primary_token): New method. (cygheap_user::deimpersonate): Always revert to processes' impersonation token. (cygheap_user::reimpersonate): Set processes' or setuid token as necessary. (cygheap_user::has_impersonation_tokens): Look for curr_primary_token value. (cygheap_user::close_impersonation_tokens): Close curr_primary_token here if necessary. Don't reset token values to NO_IMPERSONATION since that's done in uinfo_init anyway. (init_cygheap::luid): New LUID array keeping privilege LUIDs. * cygtls.cc (_cygtls::init_thread): Call cygheap->user.reimpersonate. * dcrt0.cc (hProcToken): New global variable to keep process token. (hProcImpToken): Ditto for process impersonation token. (dll_crt0_0): Open process token here once. Duplicate to create hProcImpToken. (dll_crt0_1): Call set_cygwin_privileges. * environ.cc (allow_ntea): Drop duplicate declaration. (allow_smbntsec): Ditto. (set_traverse): Only set allow_traverse here. (environ_init): Ditto. * fhandler_disk_file.cc (fhandler_disk_file::fchmod): Drop call to enable_restore_privilege. (fhandler_disk_file::fchown): Ditto. (fhandler_disk_file::facl): Ditto. * fork.cc (fork_child): Move call to cygheap->user.reimpersonate after syn with parent. Call set_cygwin_privileges. * grp.cc (internal_getgroups): Use hProcImpToken instead of opening process token. * path.cc (fs_info::update): Bypass traverse checking when retrieving volume information using push/pop_thread_privileges. * registry.cc (load_registry_hive): Drop setting restore privilege since it's already set if available. * sec_helper.cc: Include cygtls.h. (cygpriv): Privilege string array. (privilege_luid): New function, evaluate LUID from cygpriv_idx. (privilege_luid_by_name): New function, evaluate LUID from privilege string. (privilege_name): New function, evaluate privilege string from cygpriv_idx. (set_privilege): New static function called by set_process_privilege and set_thread_privilege. Call privilege_luid to get privilege LUID. Fix bug in return value evaluation. Improve debug output. (set_cygwin_privileges): New function. (set_process_privilege): Remove. (enable_restore_privilege): Remove. * security.cc (allow_traverse): New global variable. (sys_privs): Change type to cygpriv_idx and store privilege indices instead of strings. (SYSTEM_PRIVILEGES_COUNT): Renamed from SYSTEM_PERMISSION_COUNT. (get_system_priv_list): Don't use numerical constant in malloc call. Use privilege_luid to get privilege LUIDs. (get_priv_list): Call privilege_luid_by_name to get LUIDs. Improve inner privilege LUID comparison loop. (create_token): Enable create token privilege using push/pop_self_privileges. Use hProcToken instead of opening process token. Use default DACL when duplicating token. (subauth): Enable tcb privilege using push/pop_self_privileges. Use sec_none instead of homw made security attributes when duplicating token. (check_file_access): Don't duplicate access token, use active impersonation token as is. * security.h (enum cygpriv_idx): New enumeration type enumerating possible privileges. (privilege_luid): Declare new function. (privilege_luid_by_name): Ditto. (privilege_name): Ditto. (allow_traverse): Declare. (set_privilege): Declare function. (set_process_privilege): Define as macro. (enable_restore_privilege): Remove declaration. (_push_thread_privilege): Define macro. (push_thread_privilege): Ditto. (pop_thread_privilege): Ditto. (pop_self_privilege): Ditto. * spawn.cc (spawn_guts): Use cygheap->user.primary_token instead of cygheap->user.token. * syscalls.cc (statvfs): Bypass traverse checking when retrieving volume information using push/pop_thread_privileges. Rearrange code to simplify push/pop bracketing. (seteuid32): Use hProcToken instead of opening process token. Call cygheap->user.deimpersonate instead of RevertToSelf. Create impersonation token from primary internal or external token. Set cygheap->user.curr_primary_token and cygheap->user.current_token privileges once here. Drop "failed" and "failed_ptok" labels. Drop setting DefaultDacl of process token. (setegid32): Use hProcToken and hProcImpToken instead of opening process token. Always reimpersonate afterwards. * uinfo.cc (cygheap_user::init): Use hProcToken instead of opening process token. (internal_getlogin): Ditto. Set hProcImpToken, too. (uinfo_init): Initialize cygheap->user.curr_primary_token. * winsup.h (hProcToken): Declare. (hProcImpToken): Declare.
* * wininfo.h (wininfo::timer_active): Delete.Christopher Faylor2005-03-271-3/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (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.
* * fhandler_tape.cc (get_ll): This is a generally useful function so move itChristopher Faylor2005-03-161-0/+3
| | | | | | * winsup.h (get_ll): to here * security.cc (get_token_group_sidlist): Use get_ll to figure out the long long version of the luid since QuadPart is not part of the standard Windows API.
* * fhandler.h (enum query_state): Add query_write_attributes state.Corinna Vinschen2005-02-201-4/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (fhandler_base::status.query_open): Add a bit to make room for more states. (class fhandler_base): Declare new method utimes. (class fhandler_socket): Ditto. (class fhandler_disk_file): Ditto. (fhandler_disk_file::fhandler_disk_file): Add constructor with path_conv parameter. * fhandler.cc (fhandler_base::open): Add query_write_attributes handling. (fhandler_base::utimes): New method. * fhandler_disk_file.cc (fhandler_disk_file::link): Simplify. Open file with query_write_attributes instead of query_write_control. (fhandler_disk_file::utimes): New method. (fhandler_disk_file::fhandler_disk_file): Add constructor with path_conv parameter setting pc member immediately. * fhandler_socket.cc (fhandler_socket::fchmod): Use new fhandler_disk_file constructor. (fhandler_socket::fchown): Ditto. (fhandler_socket::facl): Ditto. (fhandler_socket::link): Ditto. (fhandler_socket::utimes): New method. * times.cc: Include dtable.h. (timeval_to_filetime): Make non-static. (utimes): Move functionality into fhandler method utimes. Just call this method from here. * winsup.h: Simplify declarations of time helper functions. (timeval_to_filetime): Add extern declaration.
* copyrightChristopher Faylor2005-02-201-1/+2
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* white spaceChristopher Faylor2005-02-131-3/+3
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