| Age | Commit message (Collapse) | Author |
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(dll_list::operator[]): Add long comment to explain the misery.
(dll_list::alloc): Skip long pathname prefix potentially returned by
GetModuleFileNameW.
* dll_init.h (dll_list::find_by_modname): Add back declaration.
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* dll_init.cc: Throughout, use modname where it was used before.
(dll_list::operator[]): Use modname. Move comment from dll_list::alloc
here and remove hint about GetModuleBaseNameW.
(dll_list::alloc): Store full path in name, pointer to basename in
modname. Search dll using modname.
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(dll_list::find_by_modname): Remove.
(dll_list::alloc): Only store module basename in name. Add comment to
explain why. Simplify address check. Fix formatting in comment.
* dll_init.h (struct dll): Drop modname and find_by_modname.
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* dll_init.h (dll_list::tot): Delete.
(dll_list::populate_all_deps): Delete undefined function.
* fhandler.cc (fhandler_base_overlapped::wait_overlapped): Move EPIPE handling
under error condition.
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(release_upto): Ditto.
(dll_list::reserve_space): New function to reserve space needed by DLL_LOAD
dlls early in the fork process.
(dll_list::load_after_fork): Rewrite to use recursion to track reservations it
makes while trying to make dlls land where they belong.
(dll_list::load_after_fork_impl): New function used by load_after_fork.
(dll_list::alloc): Initialize image base field.
* dll_init.h (dll_list::prefered_base): New field.
(dll_list::reserve_space): Declare new function.
(dll_list::load_after_fork): Declare new function.
* fork.cc (frok::child): call dll_list::reserve_space early, so we can retry if
it fails.
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for a module name only (no path).
(dll_list::alloc): Initialize newly-added members of struct dll.
(dll_list::append): New function to factor out the append operation
(used by dll_list::topsort).
(dll_list::populate_deps): New function to identify dll dependencies.
(dll_list::topsort): New function to sort the dll list topologically by
dependencies.
(dll_list::topsort_visit): New helper function for the above.
* dll_init.h (dll::ndeps): New class member.
(dll::deps): Ditto.
(dll::modname): Ditto.
(dll_list::find_by_modname): New function related to topsort.
(dll_list::populate_all_deps): Ditto.
(dll_list::populate_deps): Ditto.
(dll_list::topsort): Ditto.
(dll_list::topsort_visit): Ditto.
(dll_list::append): Ditto.
(pefile): New struct allowing simple introspection of dll images.
* fork.cc (fork): Topologically sort the dll list before forking
* child_info.h (CURR_CHILD_INFO_MAGIC): Refresh.
(child_info::refresh_cygheap): New function.
* spawn.cc (spawn_guts): Call refresh_cygheap before creating a new process to
ensure that cygheap_max is up-to-date.
* fork.cc (frok::parent): Ditto.
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(reserve_at): Don't reserve space needed by the target dll if the latter
overlaps the free region to be blocked.
(dll_list::load_after_fork): Use new version of reserve_at.
* dll_init.h (dll::image_size): New member.
(pefile): New struct.
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(release_upto): Ditto.
(dll_list::reserve_space): New function to reserve space needed by DLL_LOAD
dlls early in the fork process.
(dll_list::load_after_fork): Rewrite to use recursion for tracking reservations
made while trying to make dlls land where they belong.
(dll_list::load_after_fork_impl): Ditto.
(dll_list::alloc): Initialize image base field.
* dll_init.h (struct dll_list): declare new functions.
(dll::image_size): New member.
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for a module name only (no path).
(dll_list::alloc): Initialize newly-added members of struct dll.
(dll_list::append): New function to factor out the append operation
(used by dll_list::topsort).
(dll_list::populate_deps): New function to identify dll dependencies.
(dll_list::topsort): New function to sort the dll list topologically by
dependencies.
(dll_list::topsort_visit): New helper function for the above.
* dll_init.h (dll::ndeps): New class member.
(dll::deps): Ditto.
(dll::modname): Ditto.
(dll_list::find_by_modname): New function related to topsort.
(dll_list::populate_all_deps): Ditto.
(dll_list::populate_deps): Ditto.
(dll_list::topsort): Ditto.
(dll_list::topsort_visit): Ditto.
(dll_list::append): Ditto.
(pefile): New struct allowing simple introspection of dll images.
* fork.cc (fork): Topologically sort the dll list before forking.
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don't use archetypes and this will just result in double frees.
* dll_init.cc (dll_list::protect): Define.
(dll_list::alloc): Guard list access.
(dll_list::detach): Ditto.
* dll_init.h (dll_list::protect): Declare new muto.
(dll_list::guard): Define/declare function to guard list access.
* fhandler_termios.cc (fhandler_termios::sigflush): Avoid SEGV in pathological
condition of get_ttyp() == NULL.
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(cygwin_exit): Remove atexit lock.
(cygwin_atexit): Ditto. Rename parameter to match newlib. Call __cxa_atexit
when invoked by a registered DLL.
* dll_init.cc (remove_dll_atexit): Delete.
(dll_list::find): New function.
(dll_list::detach): Use dll_list::find to find dll associated with return
address. Use __cxa_finalize to run atexit functions associated with the dll.
(cygwin_detach_dll): Don't assume that HANDLE == void *.
* dll_init.h (dll_list::find): Declare.
(__cxa_atexit): Ditto.
(__cxa_finalize): Ditto.
* init.cc (dll_entry): Clarify comment.
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(run_dtors): New wrapper function which avoids calling dtors more than once.
* dll_init.cc (dll_global_dtors): Use dll.run_dtors wrapper.
(dll_list::detach): Ditto.
(dll_list::alloc): Set has_dtors flag.
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(init_cygheap): Inherit locale field via mini_cygheap.
* cygheap.cc (cygheap_at_start): Define new variable.
(cygheap): Initialize as cygheap_at_start so that locale information is always
available.
(cygheap_init): Initialize cygheap iff it is set to cygheap_at_start.
* shared_info.h (memory_init): Accommodate argument change.
* memory.cc (memory_init): Accept an argument indicating whether cygheap should
be initialized or not.
* dcrt0.cc (child_info_fork::handle_fork): Pass false to memory_init().
(child_info_spawn::handle_spawn): Ditto.
(dll_crt0_0): Pass true to memory_init when not forking or execing.
* cygheap.h (cygheap_types::HEAP_2_DLL): New enum.
* dll_init.h (dll): Remove unused namelen field.
(dll_list::load_after_fork): Accommodate change in arguments.
* dll_init.cc (dll_list::alloc): Allocate dll information in the cygwin heap.
(dll_list::detach): Free dll information from the cygwin heap.
(dll_list::load_after_fork): Use dll information in the cygwin heap directly
rather than querying parent.
* fork.cc (frok::first_dll): Delete.
(frok::child): Don't report on first_dll. Don't pass it to load_on_fork.
(frok::parent): Don't set first_dll.
(fork): Ditto.
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* dll_init.cc: Fix formatting.
(dll_list::alloc): Only allocate as much memory for struct dll as
necessary for given DLL name.
(dll_list::load_after_fork): Only read a single page of parent memory.
Only read more if namelen indicates that it's necessary.
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* dll_init.h (struct dll): Change name to WCHAR, change operator [] to
take PWCHAR argument.
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* dcrt0.cc (cygwin_exit): Remove (hopefully) extraneous call to
dll_global_dtors.
* dll_init.cc (dll_global_dtors): Run destructors in reverse dependency/load
order.
* dll_init.h (dll_list): Add dll_global_dtors as a friend.
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(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.
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(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.
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(__main): Don't rely on atexit to run dtors.
(do_exit): Specifically call do_global_dtors here.
(cygwin_exit): Ditto.
* dll_init.cc (dll_global_dtors): Make global. Only run dtors once.
(dll_list::init): Just set flag that dtors should be run. Don't rely on
atexit.
* dll_init.h (dll_global_dtors): Declare.
* exceptions.cc (sigrelse): Define.
* path.h (is_fs_device): New method.
(is_lnk_special): Ditto.
* fhandler_disk_file.cc (fhandler_disk_file::link): Use "is_lnk_special" rather
than "is_lnk_symlink".
* syscalls.cc (rename): Ditto.
* hookapi.cc (ld_preload): Use colon as a separator rather than space.
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size CYG_MAX_PATH + 1 to CYG_MAX_PATH. Change length tests
accordingly.
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Ron Parker <rdparker@butlermfg.com>
* bsdlib.cc: Update throughout to use CYG_MAX_PATH rather than MAX_PATH.
* cygheap.h: Ditto.
* dcrt0.cc: Ditto.
* delqueue.cc: Ditto.
* dlfcn.cc: Ditto.
* dll_init.cc: Ditto.
* dll_init.h: Ditto.
* dtable.cc: Ditto.
* environ.cc: Ditto.
* environ.h: Ditto.
* exceptions.cc: Ditto.
* external.cc: Ditto.
* fhandler_disk_file.cc: Ditto.
* fhandler_proc.cc: Ditto.
* fhandler_process.cc: Ditto.
* fhandler_raw.cc: Ditto.
* fhandler_registry.cc: Ditto.
* fhandler_socket.cc: Ditto.
* fhandler_virtual.cc: Ditto.
* miscfuncs.cc: Ditto.
* mmap.cc: Ditto.
* netdb.cc: Ditto.
* path.cc: Ditto.
* path.h: Ditto.
* pinfo.cc: Ditto.
* pinfo.h: Ditto.
* pthread.cc: Ditto.
* registry.cc: Ditto.
* shared.cc: Ditto.
* shared_info.h: Ditto.
* smallprint.c: Ditto.
* spawn.cc: Ditto.
* strace.cc: Ditto.
* syscalls.cc: Ditto.
* thread.h: Ditto.
* uinfo.cc: Ditto.
* winsup.h: Ditto.
* include/limits.h: Ditto.
* include/cygwin/config.h: Ditto.
* include/sys/param.h: Ditto.
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Infer from module of caller instead.
(cygwin_detach_dll): Ignore dll_index argument.
* dll_init.h (dll_list::detach): Reflect argument change above.
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* dll_init.h (per_process::dtors_run): New member.
* dll_init.cc (per_module::run_dtors): Run dtors only once.
(dll::init): Initialize dtors_run flag.
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inline" warnings.
* security.h (class cygsid): Ditto.
* sigproc.cc (get_proc_lock): Ditto.
* sigproc.h (class sigframe): Ditto.
* sync.h (class muto): Ditto.
* fhandler.h (fhandler_base::get_guard): Actually MAKE virtual as previously
indicated.
* pipe.cc (make_pipe): Remove extraneous set_errno.
* syscalls.cc (_open): Ditto.
* select.cc (peek_pipe): Need to check that there is still something to read
from the pipe after acquiring the mutex since another process/thread could have
eaten the input before we got to acquiring the lock. (Thanks to Nick Duffek
for this inspiration.)
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detect when there are no fds to pass.
* dcrt0.cc (host_dependent_constants::init): Revert Sat Mar 18 01:32:04 2000
change.
(dll_crt0_1): Set "cygwin_finished_initializing" flag.
(dll_crt0): Don't perform memcpy if uptr is already set to internal structure.
(_dll_crt0): Remember location of programs envptr.
* dll_init.h (per_module, dll, dll_list): Revamp.
* dll_init.cc: Revamp. Use new classes.
* fork.cc (fork): Use new revamped dll, dll_list, and per_module stuff.
* environ.cc: Use __cygwin_environ throughout rather than the
user_data->envptr.
* exec.cc: Ditto.
* spawn.cc: Ditto.
* winsup.h: Declare update_envptrs, cygwin_finished_initializing.
* lib/_cygwin_crt0_common.cc (_cygwin_crt0_common): Revert previous change.
* lib/cygwin_attach_dll.cc (cygwin_attach_dll): Always pass in own per_process
structure or we end up overwriting information from the main program.
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