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2008-04-24 * cygwin.din (futimens): Export.Corinna Vinschen
(utimensat): Export. * fhandler.cc (fhandler_base::utimens): Replace fhandler_base::utimes. Call utimens_fs. * fhandler.h (class fhandler_base): Declare utimens_fs instead of utimes_fs, utimens instead of utimes. (class fhandler_disk_file): Declare utimens instead of utimes. * fhandler_disk_file.cc (fhandler_disk_file::utimens): Replace fhandler_disk_file::utimes. (fhandler_base::utimens_fs): Replace fhandler_base::utimes_fs. Implement tv_nsec handling according to SUSv4. * syscalls.cc (utimensat): New function. * times.cc (timespec_to_filetime): New function. (timeval_to_timespec): New function. (utimens_worker): Replace utimes_worker. (utimes): Convert timeval to timespec and call utimens_worker. (lutimes): Ditto. (futimens): Take over implementation from futimes. (futimes): Convert timeval to timespec and call futimens. * winsup.h (timespec_to_filetime): Declare. * include/cygwin/version.h: Bump API minor number. * posix.sgml: Add SUSv4 section. Add futimens and utimensat to it.
2008-04-07Add miscfuncs.h to files as needed throughout.Christopher Faylor
* mount.cc: New file. * path.cc: Move mount-specific stuff into mount.cc. Move common stuff into miscfuncs.cc. Remove unneeded includes. * miscfuncs.cc: Move some common path functions here. * miscfuncs.h: New file. * winsup.h: Move miscelleneous functions to miscfuncs.h. * dcrt0.cc: Remove unneeded includes. * Makefile.in (DLL_OFILES): Add mount.o. * include/cygwin/config.h: Fix a minor typo.
2008-04-01 * Fix copyright dates.Corinna Vinschen
2008-04-01 Throughout, call fcntl64 instead of fcntl or fcntl_worker.Corinna Vinschen
* fcntl.cc (fcntl_worker): Remove. (fcntl64): Add fault handler. Move fcntl_worker stuff here. Add case for locking and call fhandler's lock method directly. Make sure that F_FLOCK flag isn't set in lock call. (_fcntl): Add fault handler. * fhandler.cc (fhandler_base::fcntl): Drop lock cases. * flock.cc (flock): Add fault handler. Simplify code. Call fhandlers lock method directly instead of fcntl_worker. Add debug output. (lockf): Add fault handler. Call fhandlers lock method directly instead of fcntl_worker. Add debug output. * winsup.h (fcntl_worker): Drop declaration. (fcntl64): Declare.
2008-03-27* hookapi.cc (find_first_notloaded_dll): New function.Christopher Faylor
* pinfo.cc (status_exit): New function. Issue message when dll not found. Use find_first_notloaded_dll to find a nonexistent dll. (pinfo::maybe_set_exit_code_from_windows): Call status_exit when exit code >= 0xc0000000UL. * sigproc.cc (child_info::proc_retry): Return exit code when STATUS_DLL_NOT_FOUND. * spawn.cc (spawn_guts): Minor cleanup. * syscalls.cc (close_all_files): Don't actually close stderr filehandle. Just make it noninheritable. * winsup.h (find_first_notloaded_dll): Declare new function. * ntdll.h: Add several missing NTSTATUS defines.
2008-03-14 * fcntl.cc (fcntl_worker): Protect with a 'myfault'.Corinna Vinschen
* path.cc (normalize_posix_path): Treat X:/ as Win32 path, too. * smallprint.cc (__wrn): New static function. (__small_vswprintf): New function to generate WCHAR strings. (__small_swprintf): Ditto. * winsup.h (__small_swprintf): Declare. (__small_vswprintf): Declare.
2008-03-12 * environ.h: Fix comment.Corinna Vinschen
* winsup.h: Ditto. Reflect the fact that CYG_MAX_PATH is deprecated.
2008-03-12 * winsup.h (NT_MAX_PATH): Revert ill-advised change to 32767.Corinna Vinschen
Accommodate change throughout. * cygwin.din (cygwin_conv_path): Export. (cygwin_conv_path_list): Export. (cygwin_create_path): Export. * dcrt0.cc (dll_crt0_1): Use cygwin_conv_path. * dtable.cc (handle_to_fn): Ditto. Don't expect UNICODE_STRING being 0-terminated. * environ.cc (env_plist_to_posix): New helper function. (env_plist_to_win32): Ditto. (env_path_to_posix): Ditto. (env_path_to_win32): Ditto. (return_MAX_PATH): Remove. (conv_envvars): Use new helper functions. Drop removed members. (win_env::operator =): Accommodate removal of path length functions. (win_env::add_cache): Accommodate new env helper function API. (posify): Ditto. * environ.h (struct win_env): Ditto. Remove path length function pointers since they are unused. * path.cc (warn_msdos): Use cygwin_conv_path. (getfileattr): Use new tmp_pathbuf::u_get method. (fillout_mntent): Ditto. (symlink_info::check): Ditto. (path_conv::check): Use sizeof (WCHAR) instead of constant 2. (symlink_info::check_reparse_point): Ditto. (conv_path_list): Get max size of target string as argument. Call cygwin_conv_path as helper function. (cygwin_conv_path): New function. (cygwin_create_path): New function. (cygwin_conv_to_win32_path): Just call cygwin_conv_path with size set to MAX_PATH. (cygwin_conv_to_full_win32_path): Ditto. (cygwin_conv_to_posix_path): Ditto. (cygwin_conv_to_full_posix_path): Ditto. (conv_path_list_buf_size): Add FIXME comment. (env_PATH_to_posix): Rename from env_win32_to_posix_path_list. Add size argument as required for env helper functions. (cygwin_win32_to_posix_path_list): Call conv_path_list with size set to MAX_PATH. (cygwin_posix_to_win32_path_list): Ditto. (cygwin_conv_path_list): New function. (cwdstuff::get): Fix length argument in call to sys_wcstombs. * spawn.cc (find_exec): Use cygwin_conv_path_list. * tls_pbuf.h (tmp_pathbuf::u_get: New method. * uinfo.cc (cygheap_user::ontherange): Allocate temporary path buffers using tmp_pathbuf. Use cygwin_conv_path. * winf.cc (av::unshift): Use cygwin_conv_path. * include/cygwin/version.h: Bump API minor number. * include/sys/cygwin.h: Comment out old cygwin32_XXX API. Mark old path handling API as deprecated. (cygwin_conv_path_t): Typedef. Define values. (cygwin_conv_path): Declare. (cygwin_create_path): Declare. (cygwin_conv_path_list): Declare.
2008-03-07 * Makefile.in (DLL_OFILES): Add tls_pbuf.o.Corinna Vinschen
* autoload.cc (CreateDesktopW): Replace CreateDesktopA. (CreateWindowStationW): Replace CreateWindowStationA. (GetUserObjectInformationW): Replace GetUserObjectInformationA. * cygheap.h (cwdstuff::get): Assume default buffer size NT_MAX_PATH. * cygtls.cc (_cygtls::remove): Free temporary TLS path buffers. * cygtls.h (TP_NUM_C_BUFS): Define. (TP_NUM_W_BUFS): Define. (class tls_pathbuf): New class to store pointers to thread local temporary path buffers. (_local_storage::pathbufs): New member. * environ.cc (win_env::add_cache): Use temporary TLS path buffer instead of stack based buffer. (posify): Get temporary outenv buffer from calling function. (environ_init): Create temporary TLS path buffer for posify. (build_env): Create Windows environment block as WCHAR buffer. * environ.h (build_env): Change declaration accordingly. * external.cc (sync_winenv): Accommodate build_env change. * fhandler_console.cc (fhandler_console::need_invisible): Use GetUserObjectInformationW and CreateWindowStationW. * fhandler_process.cc (format_process_maps): Use temporary TLS path buffer instead of stack based buffer. * fork.cc (frok::parent): Convert to use CreateProcessW. * path.cc: Throughout use temporary TLS path buffers instead of stack based buffer. Replace checks for CYG_MAX_PATH by checks for NT_MAX_PATH. (getfileattr): New function to replace GetFileAttributesA. (normalize_win32_path): Remove Win32 and NT long path prefixes. (getwd): Assume PATH_MAX + 1 buffer per SUSv3. * path.h (class path_conv): Set path buffer to size NT_MAX_PATH. (iswdrive): Define. * pinfo.cc (commune_process): Use temporary TLS path buffer instead of stack based buffer. * registry.cc (get_registry_hive_path): Ditto. (load_registry_hive): Ditto. * spawn.cc (spawn_guts): Convert to use CreateProcessW and CreateProcessAsUserW. (av::fixup): Open/close file using NtOpenFile/NtClose. * syscalls.cc (mknod_worker): Allow PATH_MAX file name. (mknod32): Ditto. (getusershell): Ditto. * tls_pbuf.cc: New file implementing tls_pathbuf and tmp_pathbuf methods. * tls_pbuf.h: New header for files using tmp_pathbuf. * tlsoffsets.h: Regenerate. * winsup.h (NT_MAX_PATH): Define as 32767 to avoid USHORT overflow.
2008-03-03* cygtls.cc (_cygtls::init_exception_handler): Semi-revert to making onlyChristopher Faylor
ourselves the exception handler and nothing else. * exceptions.cc (open_stackdumpfile): Use correct format specifiers for unicode when printing nameof stackdump file. (stack_info::walk): Stop walking if ebp points into cygwin itself. (_cygtls::handle_exceptions): Detect when signal is masked and treat as if it was not caught. Reinitialize exception handler to known state to avoid subsequent attempts to call Windows exception handlers if an exception occurs in a signal handler. Revert to a 'return 0' rather than using a goto. * strfuncs.cc (sys_wcstombs_alloc): Minor formatting tweak. * winsup.h: Fix comment typo.
2008-02-25 * dcrt0.cc (initial_env): Only use local buffer "buf" if DEBUGGING isCorinna Vinschen
enabled. Replace calls to GetEnvironmentVariable by calls to GetEnvironmentVariableA for clarity. Call GetEnvironmentVariableA with NULL buffer. (cygbench): Ditto, drop local buffer. * environ.cc (getearly): Call GetEnvironmentVariableA. (environ_init): Retrieve unicode environment and convert to current codepage locally. (getwinenveq): Ditto. * exceptions.cc (try_to_debug): Accommodate new sys_mbstowcs calling convention. * fhandler_clipboard.cc (set_clipboard): Call sys_mbstowcs to retrieve required buffer length. * fork.cc (frok::child): Call GetEnvironmentVariableA. * miscfuncs.cc: Accommodate changed arguments in calls to sys_mbstowcs. * sec_auth.cc: Ditto. * strfuncs.cc (sys_wcstombs_alloc): Fix formatting. (sys_mbstowcs): Change arguments to allow specifying a source string length. (sys_mbstowcs_alloc): Ditto. * uinfo.cc (cygheap_user::ontherange): Accommodate changed arguments in calls to sys_mbstowcs. * winsup.h (sys_mbstowcs): Adjust declaration. (sys_mbstowcs_alloc): Ditto.
2008-02-15Perform whitespace cleanup throughout.Christopher Faylor
* dcrt0.cc (signal_shift_subtract): Eliminate ancient backwards compatibility. (check_sanity_and_sync): Ditto. * winsup.h (SIGTOMASK): Ditto. Just use constant in signal calculation. * include/cygwin/version: Remove backwards signal mask compatibility define. * path.cc (symlink_info::check_sysfile): Cosmetic change. * registry.cc (get_registry_hive_path): Remove unneeded variable. * exceptions.cc (handle_sigsuspend): Eliminate thread signal mask and use either main sigmask or current thread sigmask. (set_process_mask): Ditto. (sighold): Ditto. (sigrelse): Ditto. (sigset): Ditto. (set_process_mask_delta): Ditto. (_cygtls::call_signal_handler): Ditto. * fhandler_process.cc (format_process_status): Ditto. * fhandler_termios.cc (fhandler_termios::bg_check): Ditto. * pinfo.h (class pinfo): Ditto. * select.cc (pselect): Ditto. * signal.cc (sigprocmask): Ditto. (abort): Ditto. (sigpause): Ditto. (sigsend): Ditto. (wait_sig): Ditto. * thread.h (pthread::parent_tls): New member. * thread.cc (pthread::pthread): Record parent_tls here. (pthread::thread_init_wrapper): Initialize sigmask from parent thread.
2008-02-14 * cygheap.cc (cwcsdup): New function.Corinna Vinschen
(cwcsdup1): New function. * cygheap.h (cygheap_user::get_windows_id): New method returning PWCHAR. (cwcsdup): Declare. (cwcsdup1): Declare. * registry.cc (get_registry_hive_path): Use WCHAR instead of char throughout. (load_registry_hive): Ditto. * registry.h (get_registry_hive_path): Change declaration accordingly. (load_registry_hive): Ditto. * sec_helper.cc (cygpsid::string): New method returning PWCHAR. * security.h (cygpsid::string): Declare. * syscalls.cc (seteuid32): Convert local name var to WCHAR. * uinfo.cc (cygheap_user::env_userprofile): Convert local name buffers to WCHAR. Call sys_wcstombs_alloc to generate puserprof buffer. * winsup.h: Fix comment. (NT_MAX_PATH): New definition for maximum internal path length. Use throughout where appropriate. * include/limits.h (PATH_MAX): Set to 4096 as on Linux.
2008-02-06 * fhandler.h (fhandler_console::trunc_buf): Add to use as cache forCorinna Vinschen
truncated multibyte characters on input. (fhandler_console::write_replacement_char): Declare new method. * fhandler_console.cc (CONVERT_LIMIT): Raise to 64K. (fhandler_console::fhandler_console): Initialize trunc_buf. (ERR): Define as independent value again. (fhandler_console::write_replacement_char): New method to print replacement chars. (fhandler_console::write_normal): Add handling for truncated multibyte sequences. Call next_char instead of pathetic CharNextExA function. Don't change src, rather just work with found later on. * miscfuncs.cc (is_cp_multibyte): Move here from strfuncs.cc. Don't call Windows function, restrict to well-known ANSI/OEM codepages and UTF-8. (next_char): Call CharNextExA only for doublebyte codepages. Implement for UTF-8 here. * strfuncs.cc (is_cp_multibyte): Move to miscfuncs.cc. * winsup.h (next_char): Declare. * include/limits.h (MB_LEN_MAX): Set to maximum value of MB_CUR_MAX as defined by newlib for now.
2008-02-05 * autoload.cc (CharToOemA): Remove.Corinna Vinschen
(CharNextExA): Define. * environ.cc (codepage_init): Un-static. Set active_codepage to active codepage. Default to ansi regardless of buf pointer. * fhandler.h (dev_console::get_console_cp): New method. (dev_console::con_to_str): Change declaration according to new implementation. (dev_console::str_to_con): Ditto. * fhandler_console.cc (cp_convert): Remove. (dev_console::con_to_str): Redefine to take WCHAR as incoming console char. (dev_console::get_console_cp): Return correct codepage according to alternate_charset_active setting. (dev_console::str_to_con): Redefine to create WCHAR buffer for console output. (fhandler_console::read): Read console input as WCHARs. (base_chars): Fix typo in comment. (fhandler_console::char_command): Save and restore console output buffer using UNICODE functions. (fhandler_console::write_normal): Convert to write output in UNICODE. Use CharNextExA to recognize multibyte characters in input. Workaround problem with UTF-8 and MultiByteToWideChar. Simplify the loop for printing "normal" characters. * strfuncs.cc (active_codepage): New variable to store active codepage. (get_cp): Call codepage_init() if active_codepage is uninitialized. Just return active_codepage. (is_cp_multibyte): New function. * winsup.h (active_codepage): Declare. (codepage_init): Declare. (is_cp_multibyte): Declare.
2008-01-31 * dcrt0.cc (dll_crt0_1): Use GetCommandLineW and convert to currentCorinna Vinschen
codepage. * environ.cc (set_file_api_mode): Always set file api to ANSI if not using the OEM codepage. (codepage_init): Allow "utf8" codepage. * fhandler_clipboard.cc (set_clipboard): Convert clipbuf to void and cast as needed. Always convert input to wide char and write CF_UNICODETEXT to clipboard. (fhandler_dev_clipboard::read): Read CF_UNICODETEXT from clipboard and convert to current codepage if CYGWIN_NATIVE format is not available. * fhandler_console.cc: Drop redundant undef. * smallprint.cc (__small_vsprintf): Convert PWCHAR and UNICODE_STRING to current codepage for printing. * strfuncs.cc: Use PWCHAR throughout. (get_cp): Return CP_UTF8 for utf8_cp codepage setting. (sys_wcstombs): Allow NULL target buffer. (sys_wcstombs_alloc): New function. (sys_mbstowcs_alloc): Ditto. * winsup.h (codepage_type): Add utf8_cp. (HEAP_NOTHEAP): Define. (sys_wcstombs_alloc): Declare. (sys_mbstowcs_alloc): Declare.
2007-12-12 * dcrt0.cc: Include string.h.Corinna Vinschen
(initial_env): Use small_printf's %P specifier. * dll_init.cc (dll_list::alloc): Use PATH_MAX instead of CYG_MAX_PATH for path name buffer size. * dll_init.h (struct dll): Ditto. * environ.cc: Include string.h. (win_env::add_cache): Use temporary local buffer for path conversion. (posify): Ditto. * exceptions.cc (try_to_debug): Use CreateProcessW to allow long path names. * miscfuncs.cc: Drop unused implementations of strcasematch and strncasematch. (ch_case_eq): Drop. (strcasestr): Drop. (cygwin_wcscasecmp): New function. (cygwin_wcsncasecmp): New function. (cygwin_strcasecmp): New function. (cygwin_strncasecmp): New function. (cygwin_wcslwr): New function. (cygwin_wcsupr): New function. (cygwin_strlwr): New function. (cygwin_strupr): New function. * ntdll.h (RtlDowncaseUnicodeString): Declare. (RtlUpcaseUnicodeString): Declare. (RtlInt64ToHexUnicodeString): Fix typo in comment. * string.h: Disable not NLS aware implementations of strcasematch and strncasematch. (cygwin_strcasecmp): Declare. (strcasecmp): Define as cygwin_strcasecmp. (cygwin_strncasecmp): Declare. (strncasecmp): Define as cygwin_strncasecmp. (strcasematch):Define using cygwin_strcasecmp. (strncasematch):Define using cygwin_strncasecmp. (cygwin_strlwr): Declare. (strlwr): Define as cygwin_strlwr. (cygwin_strupr): Declare. (strupr): Define as cygwin_strupr. * wchar.h: New file. * wincap.cc (wincapc::init): Use "NT" as fix OS string. * winsup.h (strcasematch): Drop declaration. (strncasematch): Ditto. (strcasestr): Ditto.
2007-08-20 * fhandler.cc (rootdir): Delete.Corinna Vinschen
* winsup.h (rootdir): Drop declaration.
2007-08-16 * ntdll.h (RtlCreateUnicodeStringFromAsciiz): Fix declaration.Corinna Vinschen
(RtlUpcaseUnicodeChar): Declare. * path.cc (hash_path_name): Split into three functions, taking the path as char *, PWCSTR, or PUNICODE_STRING. Move implementation into PUNICODE_STRING-based function. Drop old drive-relative path consideration. * winsup.h (iswdirsep): Like isdirsep but for WCHARs. (isabspath_u): Like isabspath, for PUNICODE_STRINGs. (iswabspath): Like isabspath, for PWCHARs. (hash_path_name): Add new declarations.
2007-07-26 * dir.cc (readdir_worker): Drop dir parameter from call toCorinna Vinschen
readdir_get_ino. * fhandler.h (fhandler_disk_file::readdir_helper): Switch file name parameter to PUNICODE_STRING. * fhandler_disk_file.cc: Drop including ntdef.h. (class __DIR_mounts): Store mount points in UNICODE. Additionally store cygdrive prefix in unicode here. Change methods accordingly. (__DIR_mounts::eval_ino): Call new stat_worker instead of lstat64. (__DIR_mounts::~__DIR_mounts): New destructor to free UNICODE buffers. (path_conv::ndisk_links): Rewrite using native NT functions. (fhandler_base::fstat_by_handle): Use NAME_MAX instead of CYG_MAX_PATH. Always set pfvi->VolumeSerialNumber to non-0. Remove last resort code. (fhandler_base::fstat_by_name): Rewrite using native NT functions. (fhandler_base::fstat_fs): Always call fstat_by_name if fstat_by_handle fails. (fhandler_base::fstat_helper): Rely on dwVolumeSerialNumber. (fhandler_disk_file::facl): Call fstat_by_name if fstat_by_handle fails. (DIR_BUF_SIZE): Define using NAME_MAX instead of CYG_MAX_PATH. (__DIR_cache): Remove __name. (d_dirname): Remove. (fhandler_disk_file::opendir): Drop pathname length check. Remove outdated comment. Use get_name method instead of accessing pc.normalized_path directly. (readdir_get_ino): Drop unused dir parameter. Accomodate throughout. Allocate fname dynamically. Call new stat_worker instead of lstat64. Call NtOpenFile instead of CreateFile. Call NtClose instead of CloseHandle. (fhandler_disk_file::readdir_helper): Use native NT functions. Check for volume mount points and use correct inode number. (fhandler_disk_file::readdir): Simplify slightly. Use get_name instead of pc.normalized_path. (fhandler_disk_file::rewinddir): Use RtlInitUnicodeString. (fhandler_cygdrive::fstat): Ignore floppy drives. Set st_nlink correctly. (fhandler_cygdrive::readdir): Ignore floppy drives. * fhandler_netdrive.cc (fhandler_netdrive::readdir): Accommodate change to readdir_get_ino. * fhandler_proc.cc (PROC_DIR_COUNT): Define. (fhandler_proc::fstat): Evaluate correct link count for /proc. * ntdll.h (struct _FILE_DIRECTORY_INFORMATION): Define. (NtFsControlFile): Declare. (RtlAppendUnicodeToString): Declare. (RtlAppendUnicodeStringToString): Declare. (RtlCompareUnicodeString): Declare. (RtlCopyUnicodeString): Declare. (RtlCreateUnicodeStringFromAsciiz): Declare. (RtlEqualUnicodeString): Declare. (RtlFreeUnicodeString): Declare. (RtlInitEmptyUnicodeString): Declare. (RtlSecondsSince1970ToTime): Declare. (RtlInitEmptyUnicodeString): Define as inline function. (RtlInitCountedUnicodeString): Define as inline function. * path.cc (path_conv::check): New method with PUNICODE_STRING as path, preliminary implementation. (mount_info::get_mounts_here): Change to create UNICODE_STRINGs. Also copy cygpath prefix into UNICODE_STRING. (is_floppy): Drop 9x consideration. * path.h: Drop including ntdef.h. (path_conv::check): Add declaration. (path_conv::path_conv): Add constructor for UNICODE_STRING paths. * shared_info.h (mount_info::get_mounts_here): Change declaration. * syscalls.cc: Drop forward declaration of stat_worker. (stat_worke): Take path_conv as parameter. Drop nofollow flag. (stat64): Create matching path_conv and call stat_worker with it. (lstat64): Ditto. * winsup.h: Include ntdef.h. (stat_worker): Declare. (readdir_get_ino): Change declaration.
2007-07-14* init.cc (in_dllentry): Delete.Christopher Faylor
(dll_entry): Remove assignment to deleted variable. * winsup.h (in_dllentry): Delete declaration. * exceptions.cc (inside_kernel): Use another method to see if we are in dll_entry phase.
2007-02-22 * Makefile.in (DLL_IMPORTS): Add libntdll.a.Corinna Vinschen
* 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.
2007-02-20* exceptions.cc (_cygtls::signal_exit): Only call myself.exit when whenChristopher Faylor
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.
2006-12-13 * winsup.h (clear_procimptoken): Close hProcImpToken in a safer way.Corinna Vinschen
2006-12-12 Partially revert change from 2005-04-03, always running under anCorinna Vinschen
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.
2006-12-11* child_info.h (child_info_spawn::__stdin): New element.Christopher Faylor
(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.
2006-12-06 * winsup.h (WINVER): Set to 0x0600 to cover Vista.Corinna Vinschen
2006-10-27 * dcrt0.cc (__api_fatal): Drop spare argument to __small_sprintf.Corinna Vinschen
* smallprint.c (__small_vsprintf): Preserve GetLastError value. * winsup.h (api_fatal): Simplify. Drop duplicate filename arg.
2006-10-17 * winsup.h (WINVER): Define instead of _WIN32_WINNT. Set to 0x0502.Corinna Vinschen
(_NO_W32_PSEUDO_MODIFIERS): Define.
2006-10-13* winsup.h: Turn off DEBUGGING.Christopher Faylor
2006-08-10* winsup.h: Turn on DEBUGGING by default for now.Christopher Faylor
2006-07-252006-07-25 Corinna Vinschen <corinna@vinschen.de>Corinna Vinschen
* 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.
2006-07-13 * exceptions.cc (_cygtls::handle_exceptions): Call newCorinna Vinschen
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.
2006-06-02* cygheap.cc (cygheap_fixup_in_child): Don't close parent handle here. Let theChristopher Faylor
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.
2006-03-18* child_info.h (CURR_CHILD_INFO_MAGIC): Regenerate.Christopher Faylor
(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.
2006-03-16* cygheap.cc (init_cygheap::manage_console_count): Turn console control handlerChristopher Faylor
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.
2006-03-14* child_info.h (child_info_fork::handle_failure): Declare new function.Christopher Faylor
(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.
2006-02-23* winsup.h (cygwin_hmodule): Declare.Christopher Faylor
* 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.
2006-02-07 * dtable.cc (handle_to_fn): Accomodate new argument order in call toCorinna Vinschen
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.
2006-02-05 * environ.cc (struct parse_thing): Add transparent_exe option.Corinna Vinschen
* 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.
2006-01-28 * autoload.cc (NtQueryDirectoryFile): Define.Corinna Vinschen
* 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.
2005-12-29*** cygwin DLL Changes:Christopher Faylor
* 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'.
2005-12-21* cygheap.cc (init_cygheap::manage_console_count): Revert previous change.Christopher Faylor
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.
2005-12-20 * winsup.h (flush_file_buffers): Define as inline function.Corinna Vinschen
* miscfuncs.cc (flush_file_buffers): Remove.
2005-12-20 * winsup.h (flush_file_buffers): Declare new function.Corinna Vinschen
(FLushFileBuffers): New define. * miscfuncs.cc (flush_file_buffers): Define new function.
2005-12-17* winsup.h (child_copy): Change prototype to match new functionality.Christopher Faylor
* 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.
2005-12-07 * exceptions.cc (_cygtls::handle_exceptions): In case of aCorinna Vinschen
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.
2005-11-29 * autoload.cc (NtCreateSection): Define.Corinna Vinschen
* 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.
2005-10-18 * autoload.cc: Never load wsock32.dll. Load all wsock32 functionCorinna Vinschen
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.
2005-10-03* cygheap.h (class process_lock): New class.Christopher Faylor
* 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.