Commit Graph

187 Commits

Author SHA1 Message Date
Corinna Vinschen f5dc13757f * cygheap.cc (init_cygheap::init_installation_root): Fix typo in
comment.
2014-12-02 09:59:53 +00:00
Corinna Vinschen 26158dc3e9 * cygheap.cc (init_cygheap::init_tls_list): Accommodate threadlist
having a new type threadlist_t *.  Convert commented out code into an
	#if 0.  Create thread mutex.  Explain why.
	(init_cygheap::remove_tls): Drop timeout value.  Always wait infinitely
	for tls_sentry.  Return mutex HANDLE of just deleted threadlist entry.
	(init_cygheap::find_tls): New implementation taking tls pointer as
	search parameter.  Return threadlist_t *.
	(init_cygheap::find_tls): Return threadlist_t *.  Define ix as auto
	variable.  Drop exception handling since crash must be made impossible
	due to correct synchronization.  Return with locked mutex.
	* cygheap.h (struct threadlist_t): Define.
	(struct init_cygheap): Convert threadlist to threadlist_t type.
	(init_cygheap::remove_tls): Align declaration to above change.
	(init_cygheap::find_tls): Ditto.
	(init_cygheap::unlock_tls): Define.
	* cygtls.cc (_cygtls::remove): Unlock and close mutex when finishing.
	* exceptions.cc (sigpacket::process): Lock _cygtls area of thread before
	accessing it.
	* fhandler_termios.cc (fhandler_termios::bg_check): Ditto.
	* sigproc.cc (sig_send): Ditto.
	* thread.cc (pthread::exit): Ditto.  Add comment.
	(pthread::cancel): Ditto.
2014-11-28 20:46:13 +00:00
Corinna Vinschen 9d2eff6684 * cygheap.cc (init_cygheap::find_tls): Add comment.
* cygtls.cc (well_known_dlls): Rephrase comment.
	(bloda_detect): New function.
	(_cygtls::call2): Call init_thread and bloda_detect for non-pthread
	threads only.
	(_cygtls::remove): Move remove_tls and remove_wq calls up to run first.
	* miscfuncs.cc (struct pthread_wrapper_arg): Rename from struct
	thread_wrapper_arg.
	(pthread_wrapper): Rename from thread_wrapper and drop "static".  Fix
	comment.  Drop call to _cygtls::remove.  Call api_fatal rather than
	ExitThread.  Explain why.
	* miscfuncs.h (pthread_wrapper): Declare pthread_wrapper.
	* thread.cc (pthread::exit): Add a FIXME comment.  Call _cygtls::remove
	before calling ExitThread.
2014-11-28 12:10:12 +00:00
Corinna Vinschen db880b5642 * cygheap.cc (init_cygheap::find_tls): Allow to keep loop going after
access to threadlist[ix] faulted.  In case of an exception, remove
	threadlist[ix] from threadlist only.  Add comment.
2014-11-27 16:20:14 +00:00
Corinna Vinschen c5d751a658 * cygheap.cc: Fix formatting. 2014-11-03 15:30:59 +00:00
Corinna Vinschen 5da7a22be0 * cygheap.cc (init_cygheap::init_installation_root): Create content of
installation_dir as non-prefixed path, if possible.
2014-10-29 10:40:47 +00:00
Corinna Vinschen f7cb52eec7 * cygheap.cc (cygheap_fixup_in_child): Drop call to set_dll_dir.
(init_cygheap::init_installation_root): Set installation_dir_len.
	(setup_cygheap): Drop call to set_dll_dir.
	* cygheap.h (struct init_cygheap): Add installation_dir_len member.
	(init_cygheap::set_dll_dir): Remove.
	* environ.cc (win_env::add_cache): Use stpcpy for speed.
	(posify_maybe): Use tmp_pathbuf buffer instead of stack.
	(raise_envblock): New function to resize Windows environment block.
	(build_env): Fix indentation.  Call raise_envblock function.  Check if
	$PATH exists and is non-empty.  If not, add PATH variable with Cygwin
	installation directory as content to Windows environment.  Explain why.

	* uinfo.cc (cygheap_pwdgrp::_nss_init): Fill UNICODE_STRING members
	on the fly.  Drop call to RtlInitUnicodeString.
	(pwdgrp::check_file): Ditto.
2014-10-27 11:33:53 +00:00
Corinna Vinschen cc5a7d7519 * cygheap.cc (cygheap_fixup_in_child): Call set_dll_dir.
(init_cygheap::init_installation_root): Just memmove contents of
	installation_root instead of calling GetModuleFileNameW again.
	Copy installation_root to installation_dir before stripping of
	"bin" dir.  Don't call SetDllDirectory here.  Explain what we do.
	(setup_cygheap): New function taking over initial cygheap setup
	from memory_init.  Additionally call set_dll_dir.
	* cygheap.h (struct init_cygheap): Add installation_dir member.
	(init_cygheap::set_dll_dir): Define.
	(setup_cygheap): Declare.
	* dcrt0.cc: Throughout drop parameter from memory_init call.
	(dll_crt0_0): Call setup_cygheap prior to memory_init.
	* dlfcn.cc (dlopen): Change comment to point to the right function.
	* shared.cc (memory_init): Drop parameter.  Drop cygheap setup.
	* shared_info.h (memory_init): Change declaration accordingly.
2014-10-17 14:36:59 +00:00
Corinna Vinschen 1dd75c50d5 * cygheap.cc (init_cygheap::init_installation_root): Install Cygwin's
installation dir as DLL search path, instead of ".".
	* cygheap.h (class cwdstuff): Add parameter names in function
	declarations for readability.
	(cwdstuff::get): Ad inline implementation fetching the CWD as wide char
	string.
	* dlfcn.cc (dlopen): Add searching for dependent DLLs in DLL
	installation dir or CWD, if all else failed.
	Add comment to explain scenarios this is accommodating.
2014-10-14 19:14:33 +00:00
Corinna Vinschen 3f3bd10104 * Throughout, use __try/__except/__endtry blocks, rather than myfault
handler.
	* cygtls.cc (_cygtls::remove): Accommodate the fact that pathbufs
	has been moved from _local_storage to _cygtls.
	* cygtls.h (class tls_pathbuf): Add comment to hint to gendef usage
	of counters.  Change type of counters to uint32_t for clarity.
	Remove _cygtls as friend class.
	(struct _local_storage): Move pathbufs from here...
	(struct _cygtls): ...to here, allowing to access it from _sigbe.
	(class san): Only define on 32 bit.  Remove errno, _c_cnt and _w_cnt
	members.
	(san::setup): Drop parameter.  Don't initialize removed members.
	(san::leave): Don't set removed members.
	(class myfault): Only define on 32 bit.
	(myfault::faulted): Only keep implementation not taking any parameter.
	Drop argument in call to sebastian.setup.
	(__try/__leave/__except/__endtry): Implement to support real SEH.  For
	now stick to SJLJ on 32 bit.
	* dcrt0.cc (dll_crt0_0): Drop 64 bit call to
	exception::install_myfault_handler.
	* exception.h (exception_handler): Define with EXCEPTION_DISPOSITION
	as return type.
	(PDISPATCHER_CONTEXT): Define as void * on 32 bit.  Define as pointer
	to _DISPATCHER_CONTEXT on 64 bit.
	(class exception): Define separately for 32 and 64 bit.
	(exception::myfault): Add handler for myfault SEH handling on 64 bit.
	(exception::exception): Fix mangled method name to account for change
	in type of last parameter.
	(exception::install_myfault_handler): Remove.
	* exceptions.cc (exception::myfault_handle): Remove.
	(exception::myfault): New SEH handler for 64 bit.
	* gendef (_sigbe): Set tls_pathbuf counters to 0 explicitely when
	returning to the caller.
	* ntdll.h: Move a comment to a better place.
	(struct _SCOPE_TABLE): Define on 64 bit.
	* thread.cc (verifyable_object_isvalid): Remove gcc 4.7 workaround.
	* tls_pbuf.cc (tls_pbuf): Fix to accommodate new place of pathbufs.
	(tls_pathbuf::destroy): Change type of loop variables to uint32_t.
	* tls_pbuf.h (class tmp_pathbuf): Change type of buffer counters to
	uint32_t.  Accommodate new place of pathbufs.
	* tlsoffsets.h: Regenerate.
	* tlsoffsets64.h: Regenerate.
2014-08-22 09:21:33 +00:00
Corinna Vinschen ebb09f85e1 * cygheap.cc (cwcsdup): Change parameter to correct PWCSTR.
(cwcsdup1): Ditto.
	* cygheap_malloc.h: Change declarations accordingly.
2014-02-10 20:15:58 +00:00
Christopher Faylor 24557e9caa * cygheap.cc (cmalloc): Use size_t for size field.
(cmalloc_abort): Ditto.
(crealloc): Ditto.
(crealloc_abort): Ditto.
(ccalloc): Ditto.
(ccalloc_abort): Ditto.
* cygheap_malloc.h (HEAP_USER): Add.
(cmalloc): Use size_t for size field in declaration.
(cmalloc_abort): Ditto.
(crealloc): Ditto.
(crealloc_abort): Ditto.
(ccalloc): Ditto.
(ccalloc_abort): Ditto.
* path.cc (normalize_posix_path): Don't check existence of / or // dir in
parent dir check.
2013-07-31 14:43:05 +00:00
Corinna Vinschen 61522196c7 * Merge in cygwin-64bit-branch. 2013-04-23 09:44:36 +00:00
Christopher Faylor f653639a22 * cygheap.cc (init_cygheap::find_tls): Add a comment.
* dcrt0.cc (parent_sigmask): Delete.
(dll_crt0_1): Use spawn_info->moreinfo->sigmask rather than saved parent signal
mask.
* thread.cc (pthread::thread_init_wrapper): Add comment stressing the
importance of maintaining ordering of statements.
2013-04-07 23:53:00 +00:00
Christopher Faylor 8f8eeb70ba * child_info.h (cygheap_exec_info::sigmask): Declare new field.
* cygheap.cc (init_cygheap::find_tls): Rename threadlist_ix -> ix.  Only take
one pass through thread list, looking for eligible threads to signal.  Set a
new param indicating that function has found a sigwait* mask.
* cygheap.h (init_cygheap::find_tls): Reflect new parameter.
* dcrt0.cc (parent_sigmask): New variable.
(child_info_spawn::handle_spawn): Save parent's signal mask here.
(dll_crt0_1): Restore parent's signal mask to tls sigmask as appropriate.  Call
sig_dispatch_pending to flush signal queue when we can finally do something
with signals.
* exceptions.cc (sigpacket::process): Avoid attempting to handle signals if we
haven't finished initializing.  Rely on the fact that find_tls will do mask
checking and don't do it again.  Delete ill-named 'dummy' variable.
* sigproc.cc (cygheap_exec_info::alloc): Save calling thread's signal mask in
new sigmask field.
(wait_sig): Try to debug when WFSO fails and DEBUGGING is defined.
* thread.cc (pthread::set_tls_self_pointer): Make this a true automatic method
rather than inexplicably relying on a thread parameter.
(pthread::thread_init_wrapper): Accommodate set_tls_self_pointer change to
non-static.  Initialize sigmask before setting tid or suffer signal races.
* ehread.h (pthread::set_tls_self_pointer): Make non-static, delete parameter.
2013-03-31 12:35:44 +00:00
Christopher Faylor 6e75c72b89 Throughout, change __attribute__ ((regparm (N))) to just __regN. Throughout,
(mainly in fhandler*) start fixing gcc 4.7.2 mismatch between regparm
definitions and declarations.
* gendef: Define some functions to take @ declaration to accommodate _regN
defines which use __stdcall.
* gentls_offsets: Define __regN macros as empty.
* autoload.cc (wsock_init): Remove unneeded regparm attribute.
* winsup.h (__reg1): Define.
(__reg2): Define.
(__reg3): Define.
* advapi32.cc (DuplicateTokenEx): Coerce some initializers to avoid warnings
from gcc 4.7.2.
* exceptions.cc (status_info): Declare struct to use NTSTATUS.
(cygwin_exception::dump_exception): Coerce e->ExceptionCode to NTSTATUS.
* fhandler_clipboard.cc (cygnativeformat): Redefine as UINT to avoid gcc 4.7.2
warnings.
(fhandler_dev_clipboard::read): Ditto.
2013-01-21 04:34:52 +00:00
Christopher Faylor d01efdbe6e * cygheap.cc (init_cygheap::find_tls): Don't consider unitialized threads.
* cygtls.cc (_cygtls::operator HANDLE): Return NULL when tid is not set.
* exceptions.cc (setup_handler): Don't try to suspend a thread if it has no
handle.
2012-08-16 17:11:41 +00:00
Christopher Faylor 52d2371da5 * DevNotes: Add entry cgf-000014.
* cygheap.cc (tls_sentry): Move here, rename from 'sentry' in cygtls.cc
(tls_sentry::lock): Ditto.
(nthreads): Move from cygtls.cc
(THREADLIST_CHUNK): Ditto.
(cygheap_init): Call init_tls_list().
(init_cygheap::init_tls_list): Define new function.
(init_cygheap::add_tls): Ditto.
(init_cygheap::remove_tls): Ditto.
(init_cygheap::find_tls): Ditto.  Semi-resurrect from _cygtls::find_tls.
* cygheap.h (init_cygheap::init_tls_list): Declare new function.
(init_cygheap::add_tls): Ditto.
(init_cygheap::remove_tls): Ditto.
(init_cygheap::find_tls): Ditto.
* cygtls.cc (sentry): Delete.
(sentry::lock): Ditto.
(nthreads): Ditto.
(THREADLIST_CHUNK): Ditto.
(_cygtls::init): Delete definition.
(_cygtls::init_thread): Call cygheap->add_tls() to add thread to global list.
(_cygtls::remove): cygheap->remove_tls() to remove thread from global list.
* cygtls.h (_cygtls::init): Delete declaration.
* dcrt0.cc (dll_crt0_0): Delete call to _cygtls::init().
* exceptions.cc (sigpacket::process): When no thread is specified, try to find
one via cygheap->find_tls.
2012-08-09 19:58:53 +00:00
Corinna Vinschen 099817c3db * cygheap.cc (init_cygheap::init_installation_root): Rearrange code
creating valid native NT installation_root path.  Only strip last
	backslash from path if the result is a valid NT path.  Explain why.
2012-06-18 20:17:15 +00:00
Corinna Vinschen 8895d962d5 * cygheap.cc (init_cygheap::init_installation_root): Convert function
init_installation_root into a cygheap method.
	* cygheap.h (struct init_cygheap): Move installation_root,
	installation_key, and installation_key_buf from shared
	.cygwin_dll_common DLL section to cygheap.  Declare new method
	init_installation_root.
	* dtable.cc (handle_to_fn): Accommodate the move of installation strings
	to the cygheap.
	* external.cc (cygwin_internal): Ditto.
	* fhandler_console.cc (fhandler_console::open_shared_console): Ditto.
	* fhandler_mailslot.cc (fhandler_mailslot::get_object_attr): Ditto.
	* fhandler_tty.cc: Ditto, throughout.
	* mount.cc (mount_info::init): Ditto.
	* pipe.cc (fhandler_pipe::create): Ditto.
	* shared.cc: Ditto, throughout.
	(installation_root): Remove.
	(installation_key): Move to cygheap.
	(installation_key_buf): Ditto.
	(installation_root_inited): Remove.
	(SPIN_WAIT): Remove.
	(init_installation_root): Move to cygheap.
	(memory_init): Call cygheap->init_installation_root right after
	cygheap->user.init.  Drop call of init_installation_root function.
	* shared_info.h (init_installation_root): Drop declaration.
	(installation_root): Ditto.
	(installation_key): Ditto.
	* uinfo.cc (pwdgrp::load): Accommodate the move of installation strings
	to the cygheap.
2012-02-14 11:27:43 +00:00
Christopher Faylor 3e9c8f2e81 * cygheap.cc (init_cygheap::manage_console_count): Delete.
* cygheap.h (init_cygheap::manage_console_count): Ditto.
(init_cygheap::console_count): Ditto.
* fhandler.h (fhandler_console::has_a): Ditto.
(fhandler_console::free_console): Declare new function.
* fhandler_console.cc (fhandler_console::free_console): Define new function.
(fhandler_console::open_setup): Delete call to manage_console_count.
(fhandler_console::close): Ditto.  Replace with call to free_console().
* fhandler_tty.cc (fhandler_pty_slave::open): Delete call to
manage_console_count.
(fhandler_pty_slave::cleanup): Ditto.
(fhandler_pty_slave::close): Call fhandler_console::free_console() if this is
our controlling tty.
* pinfo.cc (_pinfo::set_ctty): Skip function if tty in question == our ctty.
Delete call to manage_console_count.
* syscalls.cc (close_all_files): Avoid locking and avoid setting errno when
iterating over fds.
2012-02-07 16:54:14 +00:00
Corinna Vinschen 177dc6c7f6 Throughout use wincap.allocation_granularity instead of getpagesize.
Throughout use wincap.page_size instead of getsystempagesize.
	Throughout use "status" as variable name to hold NTSTATUS values.
	* fhandler_mem.cc: Check for NT_SUCCESS rather than for STATUS_SUCCESS.
	Fix debug_printf output.  Rectify long statements.  Fix comment
	formatting.
	* fhandler_proc.cc: Ditto.
	(format_proc_swaps): Drop useless test for ERROR_PROC_NOT_FOUND.
	* fhandler_process.cc: Ditto as in fhandler_mem.cc.
	(get_process_state): Rearrange allocation loop.  Use malloc/realloc.
	(get_mem_values): Fix potential NULL pointer usage.  Drop unused
	variable.
	* pinfo.cc (winpids::enum_processes): Handle low memory gracefully.
	* sec_auth.cc (get_priv_list): Drop local variable ret.
	* shared.cc (memory_init): Drop outdated call to getpagesize.
	* syscalls.cc (getsystempagesize): Remove.
	* sysconf.cc: Check for NT_SUCCESS rather than for STATUS_SUCCESS.
	(sysinfo): Constify sizeof_stodi.  Drop useless test for
	ERROR_PROC_NOT_FOUND.
	* thread.cc (pthread_getattr_np): Cast pointers to uintptr_t rather
	than to int for pointer arithmetic.
	* winsup.h (getsystempagesize): Drop declaration.
2011-12-22 11:02:36 +00:00
Christopher Faylor 480b13a37a * sigproc.cc (remove_proc): Don't terminate the currently executing thread. 2011-11-29 15:34:49 +00:00
Christopher Faylor 18eaa70b5b Remove erroneously checked-in debugging statements.
* cygheap.cc (cygheap_fixup_in_child): Here.
* debug.cc (delete_handle): Here.
* sigproc.cc (child_info_spawn::cleanup): Here.
* spawn.cc (child_info_spawn::worker): Here.
2011-11-14 01:45:42 +00:00
Christopher Faylor 56a1971526 Throughout use "have_execed" macro rather than "hExeced" global handle.
Throughout rename _PROC_* to _CH_*.
* child_info.h: Include "pinfo.h".
(child_info_types): Rename _PROC_* -> _CH_* to avoid confusion with similarly
named constants.
(_PROC_*): Delete unneeded aliases.
(PROC_*): Ditto.
(CURR_CHILD_INFO_MAGIC): Ditto.
(cchildren): Define using "pinfo_minimal".
(child_info::set_saw_ctrl_c): Move to
(child_info_spawn::set_saw_ctrl_c): Here.
(child_info_spawn::lock): New field.
(child_info_spawn::hExeced): Ditto.
(child_info_spawn::ev): Ditto.
(child_info_spawn::~child_info_spawn): Move to sigproc.cc.
(child_info_spawn::child_info_spawn): Ditto.
(child_info_spawn::cleanup): Declare new function.
(child_info_spawn::set_saw_ctrl_c): Move to this class.  Set flag only when
execed and return true when we have set the flag.
(child_info_spawn::child_info_spawn::signal_myself_exited): New function.
(child_info_spawn::wait_for_myself): Ditto.
(child_info_spawn::has_execed_cygwin): Ditto.
(child_info_spawn::has_execed): Ditto.  Replaces "hExeced" test.
(child_info_spawn::operator HANDLE&): New operator.
(child_info_spawn::worker): Define old "spawn_guts" as class member.
(ch_spawn): Declare.
(have_execed): Define.
(have_execed_cygwin): Ditto.
* cygheap.h: Update comment.
* dcrt0.cc (get_cygwin_startup_info): Use _CH_* enums.
(child_info_spawn::handle_spawn): Ditto.
(dll_crt0_0): Ditto.
(multiple_cygwin_problem): Ditto.
* exceptions.cc (chExeced): Delete obsolete declaration.
(ctrl_c_handler): Reference set_saw_ctrl_c via new ch_spawn global.
* globals.cc (hExeced): Delete.
* pinfo.cc (pinfo::thisproc): Refer to cygheap as ::cygheap for consistency in
handle naming when -DDEBUGGING.
(pinfo::init): Accommodate case where myself.h is known but h0 is passed in.
(pinfo::pinfo): New constructor for setting up a pinfo passed in by previous
exec'or.
(pinfo::proc_waiter): Don't handle subprocess if we're in the process of
exiting due to an exec of a cygwin process.  Don't close rd_proc_pipe here.
Close it when we actually are finished with the process.  Use new
ch_spawn.signal_myself_exited function to let exec stub know that subprocess
has exited.
(pinfo::wait): Clarify debugging output.
(pinfo::release): Use "close_h" to close all handles to avoid races.
(winpids::add): Assume that elements of the array do not need to be zeroed and
are properly initialized or suffer problems on pinfo::release.  Don't close
hProcess since release does that now.
* pinfo.h: Update comment.
(pinfo_minimal): Move some elements from pinfo here so that child_info_spawn
can use them.
(pinfo): Inherit from pinfo_minimal.
(pinfo::pinfo): Modify to accommodate new pinfo_minimal.
(pinfo::allow_remove): New function.
* sigproc.cc (proc_subproc): Use boolean values for true/false.  Implement
PROC_EXEC_CLEANUP.
(proc_terminate): Set ppid = 1 since the procs list will only be iterated when
the process has not execed.  Don't do any cleanup here since it is now handled
in pinfo::release.
(sigproc_init): Initialize sync_proc_subproc earlier.
(child_info::child_info): Assume that all important fields are properly
initialized and avoid memset().
(child_info_spawn::child_info_spawn): Specifically test for execing and then
set up appropriate fields in the struct.
(child_info_spawn::cleanup): Define new function.
(child_info_spawn::record_children): Specifically test for being execed here.
Fill in pinfo_minimal part of children array.
(child_info_spawn::reattach_children): Use constructor to duplicate information
for previous exec'or.  Add more debugging output.
(remove_proc): Force deletion of thread when exiting due to exec.  Rely on
pinfo::cleanup in release.
* sigproc.h (PROC_EXEC_CLEANUP): New enum.
(PROC_DETACHED_CHILD): Delete.
* spawn.cc (chExeced): Delete.
(child_info_spawn::worker): Rename from spawn_guts.  Use elements of
child_info_spawn throughout rather than ch.whatever.  Use ::cygheap to refer to
global rather than element of child_info.  Use wait_for_myself() rather than
waitpid().  Call child_info_spawn::cleanup on function return.
(spawnve): Reflect movement of spawn_guts functionality into
child_info_spawn::worker.
* syscalls.cc (popen): Ditto.
* winsup.h (spawn_guts): Delete declaration.
2011-11-14 01:29:49 +00:00
Christopher Faylor b86f999af1 whitespace elimination 2011-06-06 05:02:13 +00:00
Christopher Faylor 3a88e09e7f * cygheap.cc (cygheap_dummy): Rename from cygheap_at_start.
(cygheap): Accommodate name change to cygheap_dummy.
(cygheap_init): Ditto.
(cygheap_fixup_in_child): Simplify slightly.
* fork.cc (fork): Add an advisory comment.
2011-05-30 06:24:53 +00:00
Christopher Faylor 92ddb74290 * cygheap.cc (cygheap::close_ctty): Close ctty via close_with_arch().
* debug.cc (close_handle): Call debugger on failure.
* devices.in (device::tty_to_real_device): Delete.
* devices.h (device::tty_to_real_device): Ditto.
* devices.cc: Regenerate.
* dtable.cc: Delete old ifdef'ed vfork code.
(dtable::release): Don't handle archetype here.
(dtable::init_std_file_from_handle): Consolidate console tests.  Generate
major/minor for tty ASAP.  Fix incorrect setting of DEV_TTYS* for serial.
(fh_alloc): New function derived from build_fh_pc.  Pass current tty when
building tty.
(build_pc_pc): Use fh_alloc to create.  Set name from fh->dev if appropriate.
Generate an archetype or point to one here.
(dtable::dup_worker): Deal with archetypes.  Rely on = operator copying whole
class rather than just fhandler_base.
(dtable::fixup_after_exec): Call close_with_arch to handle closing of fhandlers
with archetypes.
* fhandler.cc (fhandler_base::operator =): Call memcpy with fhandler's size()
rather than sizeof fhandler_base.
(fhandler_base::open_with_arch): New function.  Handles opening of fhandler's
with archetypes, dealing with usecounts, etc.
(fhandler_base::close_with_arch): Ditto for close.
* fhandler.h: Many changes for archetypes.
(fhandler_base::set_name): Set both normalized path and regular path.
(fhandler_base::open_with_arch): New function.
(fhandler_base::open_setup): Ditto.
(fhandler_base::use_archetype): Ditto.
(fhandler_base::_archetype_usecount): Ditto.
(fhandler_*::size): Ditto.
(fhandler_dev_tape::open): Remove virtual decoration.
(fhandler_console::use_archetype): New function.  Return true.
(fhandler_console::open_setup): New function.
(fhandler_console::dup): Delete.
(fhandler_tty_slave::fhandler_tty_slave): Redeclare to take an argument.
(fhandler_tty_slave::use_archetype): New function.  Return true.
(fhandler_tty_slave::cleanup): New function.
(fhandler_pty_master::use_archetype): New function.  Return true.
(fhandler_pty_master::cleanup): New function.
(fhandler_pty_master::is_tty_master): New function.  Return false.
(fhandler_tty_master::is_tty_master): New function.  Return true.
(fhandler_dev_dsp::fhandler_dev_dsp): New function.  Return true.
(report_tty_counts): Only report on archetype's usecount if there is one.
* fhandler_console.cc (fhandler_console::get_tty_stuff): Remove handling of
setsid, set_ctty, set_flags, and manage_console_count.
(fhandler_console::open_setup): New function.  Implement functionality removed
from get_tty_stuff.
(fhandler_console::dup): Delete.
(fhandler_console::output_tcsetattr): Set errno on error.
(fhandler_console::fhandler_console): Set device early.
(fhandler_console::init): Use open_with_arch to open console handles.
(fhandler_console::fixup_after_fork_exec): Nuke most of the stuff for dealing
with console handles.
* fhandler_dsp.cc (fhandler_dev_dsp::open): Remove archetype handling.
(fhandler_dev_dsp::write): Ditto.
(fhandler_dev_dsp::read): Ditto.
(fhandler_dev_dsp::close): Ditto.
(fhandler_dev_dsp::dup): Ditto.
(fhandler_dev_dsp::ioctl): Ditto.
(fhandler_dev_dsp::fixup_after_fork): Ditto.
(fhandler_dev_dsp::fixup_after_exec): Ditto.
* fhandler_tty.cc (fhandler_tty_common::__acquire_output_mutex): Add a little
more debugging.
(fhandler_tty_common::__release_output_mutex): Ditto.
(fhandler_pty_master::process_slave_output): Ditto.  Don't do signal handling
or pthread_cancel handling in the tty master thread.
(process_output): Minor reorg.
(fhandler_tty_slave::fhandler_tty_slave): Set device based on new ntty
argument.
(fhandler_tty_slave::open): Remove archetype handling.  Move some processing
into open_setup().
(fhandler_tty_slave::open_setup): New function.
(fhandler_tty_slave::cleanup): New function.
(fhandler_tty_slave::close): Remove archetype handling.  Move some processing
into cleanup().
(fhandler_tty_slave::init): Rename argument from f to h.  Open device using
open_with_arch().  Remove archetype handling.
(fhandler_pty_master::dup): Ditto.
(fhandler_pty_master::open): Ditto.
(fhandler_pty_master::close): Ditto.  Move some handling to cleanup().
(fhandler_pty_master::cleanup): New function.
(fhandler_tty_master::init_console): Give unique name to captive console
fhandler.
* pinfo.cc (_pinfo::set_ctty): Rename argument from arch to fh.  Eliminate
archetype assumption.
* syscalls.cc (close_all_files): Use close_with_arch for closing.
(open): Use open_with_arch() rather than open().
(close): Use close_with_arch() rather than close().
2011-05-05 22:30:53 +00:00
Christopher Faylor 71c17c5402 * cygheap.cc (init_cygheap::close_ctty): Avoid closing console-cttys since they
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.
2011-04-21 00:53:55 +00:00
Corinna Vinschen 3591470260 * Throughout fix copyright dates. 2011-02-15 15:56:03 +00:00
Christopher Faylor 41f06f51ac * cygwin.sc: Eliminate __cygheap_mid.
* cygheap.cc: Ditto.
2011-02-11 16:18:34 +00:00
Christopher Faylor cc25fb3641 * cygheap.cc (_cygheap_mid): Drop unneeded section attribute.
(cygheap_init): Just zero cygheap structure.
* cygwin.sc: Keep 16 byte alignment but drop all other alignments related to
cygheap.  Eliminate unused __cygheap_end1.
2011-02-11 16:05:26 +00:00
Christopher Faylor ca1953eeee * cygheap.cc: Add some __stdcall decoration where appropriate.
* lib/cygwin_crt0.c: __attribute -> __attribute__.
2011-02-10 02:22:36 +00:00
Corinna Vinschen 685e55e254 * cygheap.cc (cygheap_user::set_name): Allow to change the user name
if it only differs by case.
2010-05-31 18:52:02 +00:00
Corinna Vinschen 9e40fe8112 * cygheap.h (struct init_cygheap): Add rlim_core member.
* cygheap.cc (cygheap_init): Initialize rlim_core to RLIM_INFINITY.
	* exceptions.cc (stackdump): Drop extern declaration of rlim_core.
	Refer to cygheap->rlim_core instead.
	(exception::handle): Disable stackdumping if cygheap->rlim_core is 0.
	Don't set WCOREDUMP flag in exit code, if cygheap->rlim_core is 0.
	(sigpacket::process): Ditto.
	* resource.cc (rlim_core): Remove.
	(getrlimit): Fetch RLIMIT_CORE value from cygheap->rlim_core.
	(setrlimit): Store RLIMIT_CORE value in cygheap->rlim_core.
2010-04-20 10:44:52 +00:00
Corinna Vinschen 2bba259eb7 * cygheap.cc (cwcsdup): Fix allocation size to accommodate sizeof WCHAR.
(cwcsdup1): Ditto.
2010-04-13 10:01:34 +00:00
Corinna Vinschen d856640e1c * cygheap.cc (cygheap_init): Default locale.charset to "UTF-8".
* dcrt0.cc (dll_crt0_1): Call setlocale (LC_CTYPE, "") here, just
	before resetting application locale to "C".
	* environ.cc (environ_init): Drop code setting locale here.
	* syscalls.cc (check_codepage): Break out check for required codepage
	from internal_setlocale.
	(internal_setlocale): Just convert CWD and $PATH from old charset to
	new charset and set internal charset.
	(setlocale): Change accordingly.  Don't require LC_ALL or LC_CTYPE to
	store old locale value.  Always call internal_setlocale if charset
	changed due to locale environment changes.
2009-09-28 10:43:49 +00:00
Christopher Faylor fafbf75509 * cygheap_malloc.h: New file.
* cygheap.h: Remove stuff now included in cygheap_malloc.h and include that
file.  Make cygheap_init a standard c++ function.  Remove unneeded child_info
declaration.
* path.h: Include cygheap_malloc.h.  Remove extra cstrdup declaration.
(path_conv): Reorganize to group variables together.
(path_conv::path): Make const char *.
(path_conv::known_suffix): Ditto.
(path_conv::normalized_path): Ditto.
(path_conv::path_conv): Reorganize initializers to reflect new element
ordering.
(path_conv::get_win32): Change return value to const char *.
(path_conv::set_path): Move back here from spawn.cc.
(parh_conv::modifiable_path): New function.
* path.cc (path_conv::add_ext_from_sym): Accommodate const'ness of
known_suffixes.
(path_conv::set_normalized_path): Ditto for normalized_path.
(path_conv::check): Use modifiable_path whereever we need to modify the path
element.  Use set_path to set the path.
(path_conv::~path_conv): Accommodate new const'ness.
* spawn.cc (perhaps_suffix): Declare ext as const since that's what is being
returned.
(path_conv::set_path): Move back to path.h.
* winf.f (linebuf): Perform minor cleanup.
(linebuf::fromargv): Change second parameter to const.
* winf.cc (linebuf::fromargv): Ditto.
2009-08-01 19:52:46 +00:00
Christopher Faylor 71f53a2f62 * cygheap.h (mini_cygheap): New struct.
(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.
2009-06-08 03:53:40 +00:00
Corinna Vinschen 6f401eccfb * cygheap.cc (cygheap_init): Set Cygwin default locale values.
* cygheap.h (struct cygheap_locale): New structure.
	(struct user_heap_info): Add cygheap_locale member locale.
	* dcrt0.cc (dll_crt0_1): Revert to calling _setlocale_r so that only
	the applications locale is reverted to "C".
	* environ.cc (environ_init): Remove unused got_lc variable.
	* fhandler.h (class dev_console): Remove now unsed locale variables.
	* fhandler_console.cc (fhandler_console::get_tty_stuff): Remove
	setting dev_console's locale members.
	(dev_console::con_to_str): Use internal locale settings.  Default to
	__ascii_wctomb if charset is "ASCII".
	(fhandler_console::write_normal): Ditto.
	* strfuncs.cc (__ascii_wctomb): Drop declaration.
	(__db_wctomb): Use fixed value 2 instead of not
	necessarily matching MB_CUR_MAX.
	(__eucjp_wctomb): Use 3 instead of MB_CUR_MAX.
	(sys_cp_wcstombs): Remove special case for "C" locale.
	(sys_wcstombs): Implement here.  Use internal locale data stored on
	cygheap.
	(sys_cp_mbstowcs): Remove special case for "C" locale.
	(sys_mbstowcs): Implement here.  Use internal locale data stored on
	cygheap.
	* syscalls.cc (internal_setlocale): New function to set cygheap locale
	data and to reset CWD posix path.
	(setlocale): Just call internal_setlocale from here if necessary.
	* wchar.h (__ascii_wctomb): Declare.
	(sys_wcstombs): Don't define inline, just declare.
	(sys_mbstowcs): Ditto.
2009-05-14 19:49:37 +00:00
Corinna Vinschen 764d88e4a7 * cygheap.cc (cygheap_init): Set umask to a sane default.
* uinfo.cc (cygheap_user::ontherange): Don't use HOMEDRIVE/HOMEPATH
	to set HOME.  Default to /home/USERNAME.
2009-05-06 11:52:20 +00:00
Christopher Faylor 9fe25af7a6 * cygheap.cc (cygheap_user::~cygheap_user): Remove unneeded if 0'ed code.
* fhandler_registry.cc (fhandler_registry::exists): Recode goto as if/else to
avoid a gcc4 compiler warning.
(fhandler_registry::open): Ditto.  Use one goto rather than two.
* gentls_offsets: Fix compiler warning in generated output.
* tlsoffsets.h: Regenerate.
* mount.cc (fillout_mntent): slashify native paths returned via getmntent.
2008-12-13 21:05:31 +00:00
Christopher Faylor 7b9e380f03 * cygheap.cc (creturn): Reorganize to avoid a new compiler warning/error.
* dtable.cc (handle_to_fn): Ditto.
* fhandler_console.cc (fhandler_console::read): Ditto.
(fhandler_console::scroll_screen): Ditto.
(dev_console::set_color): Ditto.
* fhandler_dsp.cc (fhandler_dev_dsp::write): Ditto.
(fhandler_dev_dsp::read): Ditto.
* fhandler_tape.cc (mtinfo_drive::get_status): Ditto.
* hookapi.cc (find_first_notloaded_dll): Ditto.
* mmap.cc (msync): Ditto.
* pipe.cc (pipesync::pipesync): Ditto.
* sec_acl.cc (getace): Ditto.
* sec_auth.cc (create_token): Ditto.
(lsaauth): Ditto.
* select.cc (peek_pipe): Ditto.
* spawn.cc (av::fixup): Ditto.
* syscalls.cc (popen): Ditto.
* tty.cc (tty::init_session): Ditto.
* uinfo.cc (pwdgrp::load): Ditto.
* fhandler.cc (fhandler_base::setup_overlapped): Ditto.
(fhandler_base::wait_overlapped): Rename second use of res variable to wres or
errors are not returned correctly.
* dcrt0.cc: Remove obsolete variable.
* dll_init.cc (release_upto): Fix typo involving incorrect use of '|'.
* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Avoid a compiler
warning regarding coercing type-punned variables.
(fhandler_base::fstat_by_name): Ditto.  fhandler_fifo.cc
(fhandler_fifo::open_nonserver): Fix = vs.  == typo.
(fhandler_fifo::wait): Add all conditions to switch statement to avoid a
compiler warning.
* fhandler_process.cc: Avoid unneeded initialization of variables to zero.
(fhandler_socket::listen): Add braces around initializer.
* flock.cc (inode_t::get_all_locks_list): Reorganize to avoid a compiler
warning.  Fix problem with EWOULDBLOCK error return.
* path.cc (GUID_shortcut): Use braces around struct initializer.
(cygwin_conv_path): Reorganize to avoid a compiler warning.
* random.cc (dummy): Mark variable as volatile to avoid a "used uninitialized"
warning.
* libc/getopt.c: Mark some variables as dllexport although gcc doesn't seem to
do the right thing with them.
* libc/minires-os-if.c (get_registry_dns_items): Coerce some function arguments
to avoid a compiler warning.
2008-09-11 04:34:24 +00:00
Corinna Vinschen e4b575030b Add case-sensitivity.
Unconditionally handle mount points case-sensitive.
	Unconditionally handle virtual paths case-sensitive.
	Unconditionally handle registry paths case-insensitive.
	Otherwise, accommodate case-sensitivity of given path throughout.
	* cygheap.cc (cygheap_root::set): Get additional caseinsensitive
	parameter and store it.
	* cygheap.h (struct cygheap_root_mount_info): Add member
	caseinsensitive.
	* dlfcn.cc (get_full_path_of_dll): Drop PC_NOFULL parameter from call
	to path_conv::check.
	* environ.cc (pcheck_case): Remove.
	(check_case_init): Remove.
	(known): Drop "check_case" option.
	* exceptions.cc (open_stackdumpfile): Add comment.
	* fhandler.cc (fhandler_base::get_default_fmode): Call pathmatch
	instead of strcasematch.
	* fhandler_disk_file.cc: Accommodate case-sensitivity of given path
	throughout.
	(__DIR_mounts::check_mount): Unconditionally check virtual paths
	case-sensitive.
	(fhandler_disk_file::link): Drop case clash handling.
	(fhandler_disk_file::open): Ditto.
	(fhandler_disk_file::readdir_helper): Drop managed mount code.
	* mount.cc: Remove managed mount code and datastructures.
	(struct opt): Remove "managed" option.  Add "posix=0" and "posix=1"
	options.
	(fillout_mntent): Remove "managed" output.  Add "posix" output.
	* path.cc (struct symlink_info): Remove case_clash member and
	case_check method.
	(pcheck_case): Remove.
	(path_prefix_p): Take additional bool parameter "caseinsensitive".
	(pathnmatch): Ditto.
	(pathmatch): Ditto.
	(mkrelpath): Ditto.
	(fs_info::update): Set caseinsensitive flag according to file system
	name and FILE_CASE_SENSITIVE_SEARCH flag.  Add comment.
	(tfx_chars_managed): Remove.
	(transform_chars): Drop "managed" parameter.  Always use tfx_chars.
	(get_nt_native_path): Drop "managed" parameter.  Make sure drive letters
	are always upper case.
	(getfileattr): Change second parameter to denote caseinsensitivity.
	(path_conv::check): Initialize caseinsensitive to OBJ_CASE_INSENSITIVE.
	Set caseinsensitive according to global obcaseinsensitive flag, file
	system case sensitivity and MOUNT_NOPOSIX mount flag.
	Drop case_clash and all the related code.
	(symlink_worker): Drop case clash handling.
	(symlink_info::set): Drop setting case_clash.
	(symlink_info::case_check): Remove.
	(cwdstuff::set): Add comment.
	(etc::init): Take path_conv instead of PUNICODE_STRING as parameter to
	allow case sensitivity.
	* path.h (enum pathconv_arg): Drop PC_SYM_IGNORE.
	(enum case_checking): Remove.
	(enum path_types): Drop PATH_ENC, add PATH_NOPOSIX flag.
	(struct fs_info): Add caseinsensitive flag and accessor methods.
	(class path_conv): Add caseinsensitive member and define
	objcaseinsensitive method.  Drop case_clash member and isencoded method.
	(pathmatch): Change prototype according to above change.
	(pathnmatch): Ditto.
	(path_prefix_p): Ditto.
	(get_nt_native_path): Ditto.
	(class etc): Ditto.
	(fnunmunge): Remove prototype.
	* shared.cc (shared_info::init_obcaseinsensitive): Initialize
	obcaseinsensitive flag from obcaseinsensitive registry value.
	(shared_info::initialize): Call init_obcaseinsensitive here by the
	first process creating the shared memory.
	* shared_info.h (mount_item::fnmunge): Remove.
	(shared_info::obcaseinsensitive): Rename from obcaseinsensitivity.
	(shared_info::init_obcaseinsensitive): Declare.
	* syscalls.cc (try_to_bin): Add comment.
	* include/sys/mount.h (MOUNT_ENC): Remove flag.
	(MOUNT_NOPOSIX): Add flag.
2008-07-16 20:20:45 +00:00
Corinna Vinschen abbde48704 * Makefile.in (DLL_OFILES): Add kernel32.o.
* autoload.cc (WSACloseEvent): Remove.
	(WSACreateEvent): Remove.
	* cygheap.cc (cygheap_init): Drop initializing shared_prefix.
	* cygheap.h (struct init_cygheap): Drop shared_prefix and
	shared_prefix_buf members.
	* fhandler_socket.cc (sock_shared_name): New static function.
	(search_wsa_event_slot): Convert name buffers to WCHAR.  Call
	NtCreateMutant/NtOpenMutant to create mutexes in session local
	namespace.
	(fhandler_socket::init_events): Ditto.  Fix debug output.
	(fhandler_socket::release_events): Close mutexes using NtClose.
	(fhandler_socket::dup): Ditto.
	* kernel32.cc: New file, implementing Win32 calls in a Cygwin-specific
	way.
	* mmap.cc (MapView): Make static.
	* ntdll.h: Fix status code sorting.
	(STATUS_OBJECT_NAME_EXISTS): Define.
	(SEMAPHORE_QUERY_STATE): Define.
	(CYG_SHARED_DIR_ACCESS): Define.
	(CYG_MUTANT_ACCESS): Define.
	(CYG_EVENT_ACCESS): Define.
	(CYG_SEMAPHORE_ACCESS): Define.
	(enum _PROCESSINFOCLASS): Define ProcessSessionInformation.
	(struct _PROCESS_SESSION_INFORMATION): Define.
	(NtCreateSemaphore): Declare.
	(NtOpenSemaphore): Declare.
	* flock.cc: Use CYG_xxx_ACCESS access masks where appropriate.
	* posix_ipc.cc (ipc_mutex_init): Use native functions to create mutex.
	Create in cygwin-shared subdir.
	(ipc_cond_init): Ditto for event.
	(ipc_mutex_close): Use NtClose.
	(ipc_cond_close): Ditto.
	(mq_open): Drop "cyg" prefix from mqh_uname.
	* shared.cc (CYG_SHARED_DIR_ACCESS): Drop definition here.
	(_cygwin_testing): Declare extern on file level.
	(get_shared_parent_dir): Change name of shared directory.  Add name
	to api_fatal output.
	(get_session_parent_dir): New function.
	(shared_name): Simplify.
	(shared_info::initialize): Call get_session_parent_dir.
	* shared_info.h (get_session_parent_dir): Declare.
	* smallprint.cc (__small_vswprintf): Fix bug in multibyte string
	conversion.
	* thread.cc (semaphore::semaphore): Align semaphore name to object
	names in posix IPC functions.
	* include/cygwin/version.h (CYGWIN_VERSION_SHARED_DATA): Bump.
2008-04-21 12:46:58 +00:00
Christopher Faylor b13e6864f5 Remove unneeded header files from source files throughout. 2008-04-07 18:45:59 +00:00
Corinna Vinschen a7d2cc16e2 * Fix copyright dates. 2008-04-01 13:22:47 +00:00
Corinna Vinschen 7b4b41ab3e * cygheap.cc (cwcsdup): New function.
(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.
2008-02-14 16:47:11 +00:00
Dave Korn 3623cfa399 * cygheap.cc (_csbrk): Don't request zero bytes from VirtualAlloc,
as windows treats that as an invalid parameter and returns an error.
2007-12-11 15:16:19 +00:00
Christopher Faylor ee4388c420 Change many cygheap allocation routines to their *_abort analogs.
* cygheap.cc (cmalloc_abort): New function.
(crealloc_abort): Ditto.
(ccalloc_abort): Ditto.
2007-11-26 21:30:49 +00:00