2007-11-05 Corinna Vinschen * bsd_helper.cc (tunable_params): Add kern.ipc.shm_allow_removed as bool parameter. * cygserver.conf: Add a description for the kern.ipc.shm_allow_removed parameter. * sysv_shm.cc (shminit): Set shm_allow_removed variable according to kern.ipc.shm_allow_removed setting. 2007-08-02 Corinna Vinschen * smallprint.c: Remove. 2007-08-02 Christopher Faylor * Makefile.in: Add -lntdll to link line. (CYGWIN_OBJS): Include strfuncs.o. 2007-08-02 Corinna Vinschen * smallprint.c: New file. * Makefile.in (OBJS): Add smallprint.o. (CYGWIN_OBJS): Remove smallprint.o from Cygwin dir. 2007-07-21 Corinna Vinschen * bsd_helper.cc: Drop unnecessary security.h include. 2007-02-23 Corinna Vinschen Throughout remove using wincap. * Makefile.in (OBJS): Remove wincap.o. * README: Don't mention 9x. * bsd_mutex.cc (_mtx_unlock): Drop checking for 9x error codes. * cygserver.cc (server_submission_loop::request_loop): Add FIXME comment. * wincap.cc: Remove. * wincap.h: Remove. * woutsup.h: Don't include wincap.h. 2007-02-22 Corinna Vinschen * Makefile.in (OBJS): Drop transport_sockets.o. * sysv_shm.cc (shmget_allocate_segment): Remove spurious cast. * transport.cc: Don't include transport_sockets.h. (create_server_transport): Always create transport_layer_pipes. * transport_sockets.cc: Remove. * transport_sockets.h: Remove. 2006-05-24 Christopher Faylor * configure.in: Update to newer autoconf. (thanks to Steve Ellcey) * configure: Regenerate. * aclocal.m4: New file. 2006-01-12 Corinna Vinschen * wincap.cc: New file. * wincap.h: New file. * Makefile.in: Accomodate having our own wincap implementation now. 2006-01-09 Corinna Vinschen Check FreeBSD upstream changes and apply important patches. * sysv_sem.cc (__semctl): Check copyin return value (from 1.76). * sysv_shm.cc (shminit): Actually use the iterating variable in the for loop when trying to avoid overflow (from 1.102). 2005-11-10 Corinna Vinschen * bsd_helper.cc (securityinit): New function. Move initialization of security related variables from ipcinit here. * bsd_helper.h (securityinit): Add prototype. * cygserver.cc (main): Call securityinit right after wincap.init. 2005-11-10 Corinna Vinschen * bsd_log.cc (_vpanic): LOG_EMERG is overkill, use LOG_CRIT. 2005-11-09 Corinna Vinschen * process.cc (process_cache::process): Fix maximum process condition. 2005-10-24 Corinna Vinschen * README: Add description for new -p/--process-cache option. * bsd_helper.cc (default_tun_check): Add kern.srv.process_cache_size entry to tunable_params. Set max value of kern.srv.request_threads to 310. * cygserver.cc (SERVER_VERSION): Set to 1.20. (print_usage): Print usage of new parameter -p. (main): Add process cache parameter handling. Accomodate new max value of request threads. * cygserver.conf: Add kern.srv.process_cache_size tunable parameter. Accomodate new max value of kern.srv.request_threads. * process.cc: Fix a comment. (process_cache::process_cache): Add max process cache size parameter. Change _cache_add_trigger to manual reset event. (struct pcache_wait_t): New struct used as parameter to pcache_wait_thread. (pcache_wait_thread): New thread function used for threaded process cache. (process_cache::wait_for_processes): Use threaded waiting if number of processes to wait for is bigger than 62. Always check all processes to avoid race under heavy load. (process_cache::sync_wait_array): Remove useless assert. Reset _cache_add_trigger right at the start since it's manual reset now. Accomodate threaded waiting. * process.h (process_cache::process_cache): Add max_procs parameter. (process_cache::_max_process_count): New member. (process_cache::_wait_array: Raise to allow up to 5 wait threads. (process_cache::_process_array): Ditto. 2005-08-08 Christopher Faylor * cygserver.cc (main): Call wincap.init() earlier to avoid a NULL dereference. 2005-06-14 Corinna Vinschen * sysv_sem.cc (semu_list): Define static to avoid gcc 4.x compiler warning. 2005-04-08 Corinna Vinschen * bsd_mutex.cc (msleep_cnt): Remove. (msleep_max_cnt): Remove. (msleep_arr): Remove. (class msleep_sync_array): New class to encapsulate msleep/wakeup thread synchronization. (msleep_sync): New object pointer. (msleep_init): Initialize new msleep_sync object. (_mutex): Just call msleep_sync->enter() and msleep_sync->leave() for thread synchronization. Improve debug output a bit more. (wakeup): Just call msleep_sync->wakeup(). (wakeup_all): Whitespace fix. 2005-04-06 Corinna Vinschen * bsd_helper.cc (ipcexit_hookthread): Fix whitespace and handle leak. * bsd_mutex.cc: Include stdlib.h, sys/msg.h and sys/sem.h. (mtx_init): Initialize lock counter to 0. (_mtx_lock): Increment and log mutex lock counter. (mtx_owned): Add winpid argument. Return true only if mutex is actually owned by process winpid. (_mtx_assert): Add winpid argument accordingly. (_mtx_unlock): Log owner and lock count. (MSLEEP_MUTEX): Remove. (MSLEEP_SEM): Ditto. (MSLEEP_EVENT): Ditto. (msleep_event_name): Ditto. (msleep_cs): New global critical section. (msleep_cnt): New global variable indicating msleep record usage. (msleep_max_cnt): New global variable indicating msleep record size. (msleep_arr): New global pointer to msleep records. (msleep_init): Initialize msleep_cs. Allocate msleep_arr array. (_msleep): Rewrite using new msleep_cs/msleep_arr based thread synchronization. Don't be shy with debug output. (wakeup): Rewrite using new msleep_cs/msleep_arr based thread synchronization. * bsd_mutex.h (struct mtx): Add lock counter for better debugging. (mtx_owned): Declare with winpid argument. (_mtx_assert): Ditto. (mtx_assert): Define with winpid argument. * cygserver.cc (version): Remove. (SERVER_VERSION): New define, decoupling server version information from source code control system. (print_version): Simplify printing server version. * process.cc (process::process): Fix wrong bracketing (and handle leak). (process::~process): Only try to close _signal_arrived if valid. * sysv_sem.cc: Include sys/smallprint.h. (semundo_clear): Define with additional struct thread pointer argument. Accomodate throughout. (SEMUNDO_LOCKASSERT): Define with winpid argument. Accomodate throughout. (struct sem_undo): Define un_proc as pid_t on Cygwin. Accomodate throughout. (seminit): Improve debugging by adding the semid to the mutex name. (semget): Correctly print key value as 64 bit hex value in debug output. (semexit_myhook): Remove Cygwin specific unlocking of mutexes owned by exiting process. Keep semaphore global lock throughout whole function to avoid races. * sysv_shm.cc (GIANT_REQUIRED): Define empty on Cygwin. We know that Giant is locked. 2005-04-01 Corinna Vinschen * bsd_mutex.cc (_msleep): Whitespace fix. * process.cc (process::process): Handle invalid signal_arrived values more gracefully. 2004-12-30 Corinna Vinschen * bsd_mutex.cc: Include limits.h. (MSLEEP_MUTEX): New define for third parameter to msleep_event_name. (MSLEEP_SEM): Ditto. (MSLEEP_EVENT): Ditto. (msleep_event_name): Add third parameter to allow multiple synchronization objects per ident. (_msleep): Implement new synchronization technique to make sure that all threads have been woken up by a corresponding wakeup call. (wakeup): Ditto. 2004-10-18 Corinna Vinschen * sysv_sem.cc: Redefine offsetof to circumvent build problems with gcc 3.4. 2004-10-04 Corinna Vinschen * bsd_mutex.cc (_msleep): Simplify event creation. Revert change from 2004-08-24. It should be unnecessary now. * msg.cc (client_request_msg::serve): Release process critical section as early as possible. * sem.cc (client_request_sem::serve): Ditto. * shm.cc (client_request_shm::serve): Ditto. * process.cc: Use hold and release method calls instead of EnterCriticalSection/LeaveCriticalSection calls throughout. * process.h (_hold): Rename from hold. Take filename and linenumber parameter for logging. Define matching hold macro. (release): Ditto. 2004-10-01 Corinna Vinschen * sysv_sem.cc: Update to FreeBSD version 1.69. 1.68: Reduce the overhead of semop() by using the kernel stack instead of malloc'd memory to store the operations array if it is small enough to fit. 1.69: Adjust the number of processes waiting on a semaphore properly if we're woken up in the middle of sleeping. 2004-09-23 Corinna Vinschen * sysv_shm.cc (kern_shmat): Avoid compiler warning. 2004-09-21 Corinna Vinschen * sysv_shm.cc (vm_object_reference): remove Cygwin specific define. (vm_map_find): Ditto. (vm_map_inherit): Ditto. (kern_shmat): On Cygwin, take shmaddr just as is. Don't call vm system calls on Cygwin. Add comment. 2004-09-15 Corinna Vinschen Fix copyright throughout. Eliminate use of _impure_ptr outside Cygwin. * bsd_helper.cc: Include errno.h instead of cygerrno.h. * bsd_mutex.cc : Ditto. * client.cc: Ditto. * cygserver.cc: Ditto. * process.cc: Don't build functions inside Cygwin. Don't include cygerrno.h. Don't set errno. * transport_pipes.cc (SET_ERRNO): New define. Use througout. * transport_sockets.cc (SET_ERRNO): Ditto. (GET_ERRNO): Ditto. 2004-09-06 Corinna Vinschen * bsd_mutex.cc (_msleep): Disable resetting event object for now. 2004-08-31 Corinna Vinschen * sysv_shm.cc (kern_shmat): Add debug_printf's. 2004-08-24 Corinna Vinschen * bsd_mutex.cc (_msleep): Release process object while waiting. 2004-08-03 Corinna Vinschen * transport.cc (transport_layer_base::~transport_layer_base): Resurrect. * transport.h (transport_layer_base::~transport_layer_base): Ditto. 2004-07-30 Corinna Vinschen * bsd_mutex.cc (_msleep): Reset event object and close it before entering mutex. Turn order of conditional for better readability. 2004-07-26 Corinna Vinschen * cygserver.conf: Describe relation between shmmaxpgs and SHMMAX. 2004-07-20 Corinna Vinschen * bsd_helper.cc: Whitespace fixes. * bsd_mutex.cc: Ditto. 2004-07-19 Corinna Vinschen * transport.cc (transport_layer_base::~transport_layer_base): Remove. * transport.h (transport_layer_base::~transport_layer_base): Ditto. 2004-07-19 Corinna Vinschen * bsd_mutex.cc (win_priority): Actually calculate p from priority. 2004-06-03 Corinna Vinschen * shm.cc (shmget): Explicitely set td_retval[0] to -1 on error. 2004-03-30 Corinna Vinschen * sysv_shm.cc (shmget): Allow to retrieve shared memory segments by shmid when IPC_KEY_IS_SHMID is set. 2004-03-02 Corinna Vinschen * sysv_sem.cc (semundo_adjust): Check for process id instead of process struct pointer, which isn't fixed under Cygwin. (semexit_myhook): Ditto. Adjust debug print statements to print Cygwin and Windows PIDs instead of process pointer under Cygwin. 2004-02-07 Corinna Vinschen * bsd_mutex.cc (win_priority): Move to msleep helper function section. (set_priority): Ditto. Fix formatting. (_msleep): Cleanup obj formatting. Rearrange obj order. 2004-02-06 Corinna Vinschen * bsd_mutex.cc (_msleep): Handle PCATCH using signal_arrived event. * client.cc: Include sigproc.h. * msg.cc (client_request_msg::serve): Accomodate third parameter to process::process. * sem.cc (client_request_sem::serve): Ditto. * shm.cc (client_request_shm::serve): Ditto. * process.cc (process::process): Duplicate signal_arrived into Cygserver process space. (process::~process): Close _signal_arrived handle. (process_cache::process): Add signal_arrived handling. * process.h (process::process): Add signal_arrived parameter. (process:signal_arrived): New read accessor. (process:_signal_arrived): New member. (process_cache::process): Add signal_arrived parameter. 2004-01-16 Corinna Vinschen * process.h (cleanup_routine::~cleanup_routine): Make pure virtual function to avoid miscompilation with certain versions of gcc. * process.cc (cleanup_routine::~cleanup_routine): Remove. 2003-12-26 Christopher Faylor * Makefile.in (CFLAGS, CXXFLAGS): Remove unneeded include. (CYGWIN_LIB): Delete. (cygserver.exe target): Add -L$(cygwin_build) to the link line to force linker to use build tree version of the library. Remove specific inclusion of libcygwin.a from the link line. 2003-12-16 Corinna Vinschen * bsd_helper.cc (tunable_params): Add entries for kern.ipc.msgmnb and kern.ipc.msgtql. Raise max value for kern.ipc.msgseg to 65535. * cygserver.conf: Add kern.ipc.msgmnb and kern.ipc.msgtql. * sysv_msg.cc (msginit): Add TUNABLE_INT_FETCH call for kern.ipc.msgmnb and kern.ipc.msgtql. 2003-11-26 Corinna Vinschen * cygserver.cc (main): Move call to ipcinit() up before installing any threads. * sysv_sem.cc: Update to FreeBSD version 1.67. (seminit): Initialize semaphore sequence numbers to 0. 2003-11-26 Corinna Vinschen * Makefile.in (CYGWIN_LIB): Variable pointing to libcygwin.a in the parallel cygwin dir. (cygserver.exe): Depend on and link against $CYGWIN_LIB. 2003-11-25 Christopher Faylor * Makefile.in (CXXFLAGS): Remove duplicate options handled in Makefile.common. 2003-11-22 Corinna Vinschen * msg.cc (client_request_msg::serve): Add default case to msgop switch. * sem.cc (client_request_sem::serve): Add default case to semop switch. * shm.cc (client_request_shm::serve): Add default case to shmop switch. 2003-11-21 Corinna Vinschen * Makefile.in (install): Explicitely create directories. Install README to $(prefix)/share/doc/Cygwin. * README: New file. 2003-11-21 Corinna Vinschen * cygserver.cc (print_usage): Fix scrambled output. 2003-11-20 Corinna Vinschen * cygserver-config: Slightly modify printed message. 2003-11-20 Corinna Vinschen * Makefile.in (install): Install cygserver-config script to bindir. * cygserver-config: New script. 2003-11-19 Corinna Vinschen Don't use safe_new but new throughout. Fix copyright dates throughout. * Makefile.in: Accomodate all new files and name changes. Add a *.d dependency. (sbindir): Add. (etcdir): Drop in favor of more appropriate sysconfdir definition. (sysconfdir): Add. (CXXFLAGS): Add -MMD flag. Add SYSCONFDIR definition. (.SUFFIXES): Add. (install): Add action items. (libclean): New target. (fullclean): Ditto. * bsd_helper.cc: New file. * bsd_helper.h: Ditto. * bsd_log.cc: Ditto. * bsd_log.h: Ditto. * bsd_mutex.cc: Ditto. * bsd_mutex.h: Ditto. * client.cc: Rearrange to build as less as possible if __INSIDE_CYGWIN__. (client_request::handle_request): Add Message Queue and Semaphore handling. * cygserver.cc: Rearrange to build as less as possible if __INSIDE_CYGWIN__. Use new debug/log/panic logging functions. (DEF_CONFIG_FILE): New definition for configuration file. Use throughout. (getfunc): Remove. (__cygserver__printf): Remove. (client_request_attach_tty::serve): Return error if impersonation fails. (print_usage): Pump up help message. (print_version): Add output of default configuration file. (main): Accommodate new options. Allow overwrite of threading options from config file. Call several new initialization functions. Drop printing dots. Don't define SIGHANDLE inline. * cygserver.conf: New file. * cygserver_process.h: Rename to process.h. * cygserver_transport.h: Rename to transport.h. * cygserver_transport_pipes.h: Rename to transport_pipes.h. * cygserver_transport_sockets.h: Rename to transport_sockets.h. * msg.cc: Rewrite. * sem.cc: Rewrite. * shm.cc: Rewrite. * sysv_msg.cc: New file, derived from FreeBSD version 1.52. * sysv_sem.cc: New file, derived from FreeBSD version 1.66. * sysv_shm.cc: New file, derived from FreeBSD version 1.89. * threaded_queue.cc: Rearrange to build as less as possible if __INSIDE_CYGWIN__. * transport.cc (transport_layer_base::impersonate_client): Define bool. (transport_layer_base::revert_to_self): Ditto. * transport.h (transport_layer_base::impersonate_client): Declare bool. (transport_layer_base::revert_to_self): Ditto. * transport_pipes.cc (transport_layer_pipes::transport_layer_pipes): Don't call init_security. (init_security): Remove. (transport_layer_pipes::accept): Use global sec_all_nih. (transport_layer_pipes::connect): Ditto. (transport_layer_pipes::impersonate_client): Define bool. (transport_layer_pipes::revert_to_self): Ditt. * transport_pipes.h (transport_layer_pipes::impersonate_client): Declare bool. (transport_layer_pipes::revert_to_self): Ditto. * woutsup.h: Include bsd compatibility headers. (SIGHANDLE): Add definition. (__cygserver__printf): Remove definition. (__noop_printf): Ditto. (debug_printf): Define using debug. (syscall_printf): Define using log. (system_printf): Ditto. Drop all other _printf definitions. 2003-10-22 Corinna Vinschen Accomodate moving cygserver header files from cygwin/include/cygwin to here and cygwin dir. * Makefile.in (EXEEXT): Drop as unused. (EXEEXT_FOR_BUILD): Ditto. (all): Don't build libcygserver.a. * cygserver_process.h: Moved from cygwin/include/cygwin to here. * cygserver_transport.h: Ditto. * cygserver_transport_pipes.h: Ditto. * cygserver_transport_sockets.h: Ditto. * ipc.h: Moved to ../cygwin and renamed to cygserver_ipc.h. * shm.h: Moved to ../cygwin and renamed to cygserver_shm.h. 2003-08-30 Christopher Faylor * msg.cc: New file. * sem.cc: Ditto. 2003-08-30 Christopher Faylor * threaded_queue.h: New file. 2003-08-25 Christopher Faylor * Makefile.in: Build libcygserver.a. * client.cc: Rename allow_daemon to allow_server. 2003-07-25 Christopher Faylor * configure.in: Use 'install-sh -c'. * configure: Regenerate. 2003-07-25 Christopher Faylor * configure.in: Always use install-sh. * configure: Regenerate. 2003-07-01 Christopher Faylor * Makefile.in (OBJS): Move some more files from cygwin directory. * woutsup.h: Define _MT_SAFE. 2003-07-01 Christopher Faylor * configure.in: First pass. * Makefile.in: Ditto. * configure: Generate.