Commit Graph

152 Commits

Author SHA1 Message Date
Christopher Faylor 6cce721b15 Remove left coercion throughout. 2003-09-07 02:22:58 +00:00
Christopher Faylor c433f4617f Throughout, remove "include <errno.h>" from files which already include
cygerrno.h.
* include/cygwin/config.h (__DYNAMIC_REENT__): Define.
* include/cygwin/version.h: Bump API minor version.
* cygwin.din: Export __getreent
* cygerrno.h: Include errno.h.  Fix places where _impure_ptr is used directly
to store the errno value.
* debug.cc (__set_errno): Ditto.
* errno.cc: Remove _RRENT_ONLY define to get errno.cc compiled.
* signal.cc: Rename _reent_clib to _REENT throughout.
* thread.h (reent_clib): Remove prototype.
* thread.cc (reent_clib): Rename reent_clib to __getreent.  Return _impure_ptr
until MTinterface is initialized.
(reent_winsup): Fix a possible SEGV when _r == NULL.  Return NULL instead.
* MTinterface::fixup_after_fork: Switch reent back to _impure_ptr to keep
signal handling running when fork is called from a thread other than the
mainthread.
2003-06-16 03:24:13 +00:00
Corinna Vinschen 1727fba007 * dir.cc: Change __off32_t to _off_t and __off64_t to _off64_t
throughout.
	* fhandler.cc: Ditto.
	* fhandler.h: Ditto.
	* fhandler_clipboard.cc: Ditto.
	* fhandler_disk_file.cc: Ditto.
	* fhandler_dsp.cc: Ditto.
	* fhandler_floppy.cc: Ditto.
	* fhandler_mem.cc: Ditto.
	* fhandler_proc.cc: Ditto.
	* fhandler_process.cc: Ditto.
	* fhandler_random.cc: Ditto.
	* fhandler_registry.cc: Ditto.
	* fhandler_tape.cc: Ditto.
	* fhandler_termios.cc: Ditto.
	* fhandler_virtual.cc: Ditto.
	* fhandler_zero.cc: Ditto.
	* mmap.cc: Ditto.
	* pipe.cc: Ditto.
	* syscalls.cc: Ditto.
	* winsup.h: Ditto.
	* include/cygwin/stat.h: Ditto.
	* include/cygwin/types.h: Ditto.  Remove definition of __off32_t
	and __off64_t.
2003-04-01 16:11:41 +00:00
Christopher Faylor ff3ef36d88 * pipe.cc (fhandler_pipe::dup): Don't dup input_handle if it doesn't exist. 2003-03-22 18:30:58 +00:00
Christopher Faylor bc5b63edab * malloc.cc (DEFAULT_MMAP_THRESHOLD): Set high to avoid mmaps.
* pipe.cc (fhandler_pipe::close): Avoid extraneous this->.
2003-02-07 06:15:10 +00:00
Christopher Faylor 44a30b4510 * pipe.cc (fhandler_pipe::close): Avoid extraneous this->. 2003-02-07 05:48:58 +00:00
Christopher Faylor 335556d58b Eliminate most unneeded this-> pointers throughout. 2003-02-04 03:01:17 +00:00
Corinna Vinschen e136dbc297 Split ChangeLog, create ChangeLog-2002.
Fix copyright dates.
2003-01-10 12:32:49 +00:00
Christopher Faylor f3afe99b0b * dtable.h (dtable::in_vfork_cleanup): New function. True if vfork cleanup
needed.
* dtable.cc (dtable::vfork_parent_restore): Remove assertion.
* pipe.cc (fhandler_pipe::close): Don't close read_state during fork_fixup
since it wasn't inherited.
2003-01-03 06:20:23 +00:00
Christopher Faylor 41dd227c2b * pipe.cc (make_pipe): Set fork fixup flag for read pipe. 2002-12-14 05:44:06 +00:00
Christopher Faylor ae31932c4f add FIXME 2002-12-14 05:10:18 +00:00
Christopher Faylor 8bce0d723c Throughout, change fhandler_*::read and fhandler_*::raw_read to void functions
whose second arguments are both the lenght and the return value.
* fhandler.cc (fhandler_base::read): Rework slightly to use second argument as
input/output.  Tweak CRLF stuff.
(fhandler_base::readv): Accommodate fhandler_*::read changes.
* cygthread.h (cygthread::detach): Declare as taking optional handle argument.
(cygthread::detach): When given a handle argument, wait for the handle to be
signalled before waiting for thread to detach.  Return true when signal
detected.
2002-12-14 04:01:32 +00:00
Christopher Faylor 1d380f593a * cygthread.h (cygthread::stack_ptr): New element.
(cygthread::detach): Accept a "wait_for_signal" argument.
(cygthread::terminate_thread): New function.
* cygthread.cc (cygthread::stub): Set stack pointer argument.
(cygthread::terminate_thread): New function.  Forcibly terminate thread.
(cygthread::detach): Optionally wait for signals and kill thread when signal
arrives.
* exceptions.cc (signal_exit): Set signal_arrived prior to exiting to wake up
anything blocking on signals.
* fhandler.h (fhandler_base::set_r_no_interrupt): Change to accept bool
argument.
(fhandler_pipe::ready_for_read): Declare.
* pipe.cc (pipeargs): New structure.
(read_pipe): New thread stub wrapper for normal pipe read.
(fhandler_pipe::read): Modify to call reader in a cygthread, terminating on
signal, as appropriate.
* select.cc (fhandler_pipe::ready_for_read): Define new function.
2002-12-11 04:00:04 +00:00
Christopher Faylor 49f7ea1675 * fhandler.h (class fhandler_pipe): New ioctl() method.
* pipe.cc (fhandler_pipe::ioctl): New.
2002-11-09 03:17:40 +00:00
Christopher Faylor c6ed5790b4 * dcrt0.cc (dll_crt0_1): Move debug_fixup_after_fork_exec.
* cygheap.cc (cygheap_fixup_in_child): Call debug_fixup_after_fork_exec
immediately after cygheap has ben set up.
2002-07-30 01:31:51 +00:00
Christopher Faylor 4558638014 * cygheap.cc (init_cheap): Rearrange error message.
(cygheap_fixup_in_child): Ditto.
* dtable.cc: Remove if 0'ed code.
* fhandler_dsp.cc (fhandler_dev_dsp::open): Force binmode.
* sec_helper.cc (cygsid::get_id): Use system_printf for error message.
* tty.cc (tty::common_init): Ditto.
2002-07-03 03:20:50 +00:00
Christopher Faylor e35f391fa5 Remove fcntl.h includes throughout.
* fhandler.h: Move fcntl.h include here.
(fhandler_base::set_flags): Accept supplied_bin argument.  Make non-inlined.
* dtable.cc (dtable::init_std_file_from_handle): Just use binmode from pc.
(reset_to_open_binmode): Use set_flags.
* cygwin.din (open): Avoid newlib wrapper.
(read): Ditto.
(unlink): Ditto.
(write): Ditto.
* fhandler.cc (fhandler_base::set_flags): Accept supplied_bin argument.  Make
binmode decisions here.
(fhandler_base::open): Avoid using pc if it is NULL.  Eliminate binmode logic.
Just call set_flags with binmode argument.
(fhandler_base::init): Call set_flags with binmode argument.
* fhandler_clipboard.cc (fhandler_dev_clipboard::open): Ditto.
* fhandler_console.cc (fhandler_console::open): Ditto.
(fhandler_console::init): Force binary on open.
* fhandler_disk_file.cc (fhandler_disk_file::open): Don't set binmode here.
Let it happen in base class.
* fhandler_dsp.cc (fhandler_dev_dsp::open): Force binmode open.  Set return
value appropriately if unable to open.
* fhandler_proc.cc (fhandler_proc::open): Make sure flags are set before
open_status.
* fhandler_process.cc (fhandler_process::open): Ditto.
* fhandler_registry.cc (fhandler_registry::open): Ditto.
* fhandler_random.cc (fhandler_dev_random::fhandler_dev_random): Ditto.
* fhandler_raw.cc (fhandler_dev_raw::open): Force O_BINARY by default.
* fhandler_serial.cc (fhandler_serial::init): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
(fhandler_pty_master::open): Ditto.
* fhandler_virtual.cc (fhandler_virtual::open): Ditto.
* fhandler_windows.cc (fhandler_windows::open): Ditto.
* fhandler_zero.cc (fhandler_dev_zero::open): Ditto.
* net.cc (fdsock): Ditto.
* path.cc (path_conv::check): Avoid checking for extension when error or
directory.
(set_flags): Set PATH_TEXT explicitly, when appropriate.
(mount_info::conv_to_win32_path): Use set_flags() to set path flags.
* path.h (PATH_TEXT): New enum.
(path_conv::binmode): Return appropriate constant based on binmode.
* pipe.cc (make_pipe): Set binmode to O_TEXT xor O_BINARY.
* syscalls.cc (setmode_helper): Make debugging message a little clearer.
(setmode): Set binmode via set_flags.
2002-06-05 01:42:28 +00:00
Christopher Faylor 6b7cd251c7 Remove unneeded sigproc.h includes throughout.
* fhandler.h (fhandler_proc::fill_filebuf): Take a pinfo argument.
* fhandler_proc.cc (fhandler_proc::get_proc_fhandler): Simplify search for
given pid.
(fhandler_proc::readdir): Assume that pid exists if it shows up in the winpid
list.
* fhandler_process.cc (fhandler_process::open): Simplify search for given pid.
Call fill_filebuf with pinfo argument.
(fhandler_process::fill_filebuf): Pass pinfo here and assume that it exists.
* pinfo.h (pinfo::remember): Define differently if sigproc.h is not included.
* dll_init.cc (dll_list::detach): Don't run destructor on exit.
2002-06-02 06:07:01 +00:00
Corinna Vinschen acb5617538 * cygwin.din (fstat64): New symbol.
(ftruncate64): Ditto.
	(lseek64): Ditto.
	(lstat64): Ditto.
	(mmap64): Ditto.
	(seekdir64): Ditto.
	(stat64): Ditto.
	(telldir64): Ditto.
	(truncate64): Ditto.
	* dir.cc (telldir64): New function.
	(telldir): Call telldir64().
	(seekdir64): New function.
	(seekdir): Call seekdir64().
	* fhandler.h: Redefine all methods using __off32_t to use __off64_t.
	* fhandler.cc: Use __off64_t and struct __stat64 throughout.
	* fhandler_clipboard.cc: Ditto.
	* fhandler_disk_file.cc: Ditto.
	* fhandler_dsp.cc: Ditto.
	* fhandler_floppy.cc: Ditto.
	* fhandler_mem.cc: Ditto.
	* fhandler_random.cc: Ditto.
	* fhandler_socket.cc: Ditto.
	* fhandler_tape.cc: Ditto.
	* fhandler_zero.cc: Ditto.
	* pipe.cc: Ditto.
	* glob.c: Ditto, call lstat64 and stat64 in Cygwin.
	* mmap.cc: Use __off64_t throughout.
	(mmap64): New function.
	* sec_acl.cc (acl_worker): Use struct __stat64, call stat64 and lstat64.
	* syscalls.cc (lseek64): New function.
	(stat64_to_stat32): Ditto.
	(fstat64): Ditto.
	(stat64): Ditto.
	(lstat64): Ditto.
	(ftruncate64): Ditto.
	(truncate64): Ditto.
	(_fstat): Call fstat64.
	(_stat): Call stat64.
	(cygwin_lstat): Rename to avoid declaration problem.  Call lstat64.
	(stat_worker): Use struct __stat64.
	(access): Ditto.
	(ftruncate): Call ftruncate64.
	(truncate): Call truncate64.
	* wincap.cc: Set flag has_64bit_file_access appropriately.
	* wincap.h: Add flag has_64bit_file_access.
	* winsup.h (ILLEGAL_SEEK): Define as __off64_t.
	(stat_dev): Declare using struct __stat64.
	(stat_worker): Ditto.
	* include/cygwin/stat.h (struct __stat32): Define if compiling Cygwin.
	(struct __stat64): Ditto.
	(struct stat): Revert definition with explicitly sized datatypes.
	Eliminate sized field names.
	* include/cygwin/types.h (blksize_t): New type.
	(__blkcnt32_t): Ditto.
	(__blkcnt64_t): Ditto.
	(blkcnt_t): Ditto.
2002-02-25 17:47:51 +00:00
Corinna Vinschen b31c68c447 * child_info.h, cygheap.h, fhandler_clipboard.cc, fhandler_dsp.cc,
fhandler_floppy.cc, fhandler_mem.cc, fhandler_random.cc,
	fhandler_tape.cc, fhandler_zero.cc, grp.cc, mmap.cc, passwd.cc,
	pinfo.cc, pinfo.h, pipe.cc, sec_acl.cc, sec_helper.cc, security.cc,
	security.h, thread.h, uinfo.cc, include/cygwin/acl.h: Fix copyright.
2002-02-10 13:50:13 +00:00
Corinna Vinschen de4e0d3001 * (child_info.h, cygheap.h, dcrt0.cc, dir.cc, fhandler.cc, fhandler.h,
fhandler_clipboard.cc, fhandler_disk_file.cc, fhandler_dsp.cc,
	fhandler_floppy.cc, fhandler_mem.cc, fhandler_random.cc,
	fhandler_tape.cc, fhandler_zero.cc, grp.cc, mmap.cc, passwd.cc,
	pinfo.cc, pinfo.h, pipe.cc, sec_acl.cc, sec_helper.cc, security.cc,
	security.h, spawn.cc, syscalls.cc, thread.h, uinfo.cc, winsup.h):
	Change usage of uid_t to __uid16_t, gid_t to __gid16_t and
	off_t to __off32_t throughout.  Use INVALID_UID, INVALID_GID and
	INVALID_SEEK instead casting -1 to the appropriate type.
	* winsup.h: Define INVALID_UID, INVALID_GID and INVALID_SEEK.
	* include/cygwin/acl.h: Define internal __aclent16_t and __aclent32_t
	types.  Don't declare acl functions when compiling Cygwin.
	* include/cygwin/grp.h: Declare getgrgid() and getgrnam() with
	correct types for internal usage.
2002-02-10 13:38:51 +00:00
Christopher Faylor 9c510edc61 Eliminate excess whitespace. 2001-11-05 06:09:15 +00:00
Christopher Faylor e25e893d6b * fhandler.h (fhandler_pipe::broken_pipe): Renamed from saweof.
(fhandler_pipe::set_eof): Reflect above change.
* pipe.cc (fhandler_pipe::fhandler_pipe): Ditto.
(fhandler_pipe::read): Ditto.
(fhandler_pipe::hiteof): Ditto.
2001-11-05 01:52:20 +00:00
Christopher Faylor 6e8b4dcdf1 * pipe.cc (fhandler_pipe::read): Narrow eof return to just the "broken pipe"
test.
2001-11-05 01:44:02 +00:00
Christopher Faylor c41570695a * fhandler.cc (fhandler_base::read): Return just read ahead characters if slow
device.
* fhandler.h (fhandler_base::set_eof): New virtual method.
(fhandler_pipe::set_eof): New method.
* pipe.cc (fhandler_pipe::fhandler_pipe): Clear saweof flag.
(fhandler_pipe::read): Return immediately if hit eof.
(fhandler_pipe::hit_eof): Return true if saweof flag is set.
* select.cc (peek_pipe): Don't call PeekNamedPipe if we couldn't grab the guard
mutex.
2001-11-03 05:42:21 +00:00
Christopher Faylor 243a041bd0 * dll_init.h (class dll_list): Reorder functions to avoid compiler "can't
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.)
2001-11-03 03:32:27 +00:00
Christopher Faylor 1229d4f4ee * dtable.cc (dtable::build_fhandler): Issue internal error on unknown device.
* fhandler.cc (fhandler_base::close): Show both name and handle in debugging
output.
* fhandler.h (fhandler_base::get_guard): New virtual method.
(fhandler_pipe::get_guard): New method.
(fhandler_socket::ready_for_read): Delete declaration.
(fhandler_pipe::ready_for_read): Ditto.
(fhandler_serial::ready_for_read): Ditto.
(fhandler_console::ready_for_read): Ditto.
(fhandler_tty_common::ready_for_read): Ditto.
(fhandler_windows::ready_for_read): Ditto.
(struct select_record::peek): Declare new method.
* select.cc (MAKEready): Delete.
(peek_pipe): Use get_guard method to retrieve potential guard mutex handle.
(fhandler_base::ready_for_read): Rewrite as generic ready-for-read handler.
Should only be called for "slow" devices.
(fhandler_socket::ready_for_read): Delete definition.
(fhandler_pipe::ready_for_read): Ditto.
(fhandler_serial::ready_for_read): Ditto.
(fhandler_console::ready_for_read): Ditto.
(fhandler_tty_common::ready_for_read): Ditto.
(fhandler_windows::ready_for_read): Ditto.
(fhandler_pipe::select_read): Fill in new peek record in select_record
structure.
(fhandler_console::select_read): Ditto.
(fhandler_tty_common::select_read): Ditto.
(fhandler_serial::select_read): Ditto.
(fhandler_socket::select_read): Ditto.
(fhandler_socket::select_read): Ditto.
(fhandler_tty_slave::ready_for_read): Check for tty not open.  Set errnos
appropriately.
* syscalls.cc (_read): Allow ready_for_read to set errno.
* pinfo.cc (pinfo::init): Return spawn/NO_WAIT process as valid if it is
initializing.
* sigproc.cc (getsem): Adjust wait for process to initialize downward to avoid
huge waits.
2001-11-01 21:15:53 +00:00
Christopher Faylor a0626ebe27 Ensure that all fhandler_*::read definitions are __stdcall throughout.
* fhandler.cc (fhandler_base::set_inheritance): Be more defensive in debugging
code.
* fhandler.h: Adjust regparms throughout to reflect passing 'this' parameter.
* fhandler_console.cc (fhandler_console::read): Remove unneeded test.  Only
honor "key down" events.
* miscfuncs.cc (strcasestr): Reorganize for efficient code use.
(check_null_empty_str_errno): Ditto.
(__check_null_invalid_struct_errno): Ditto.
(__check_invalid_read_ptr_errno): Ditto.
* syscalls.cc (_read): Return 0 when length == 0, as per Single UNIX
Specification.
2001-10-24 04:16:45 +00:00
Christopher Faylor e7e231e531 Remove 'cb' parameter and modify fhandler_* constructors throughout.
* dtable.cc (dtable::build_fhandler): Remove debugging output which uses 'cb'.
* exec.cc (execvp): New function.
(execvpe): Ditto.
* fhandler.cc (fhandler_base::fhandler_base): Use constructor initialization.
* fhandler.h (fhandler_tty_common::fhandler_tty_common): Ditto.
* fhandler_clipboard.cc (fhandler_dev_clipboard::fhandler_dev_clipboard):
Ditto.
* fhandler_console.cc (fhandler_console::fhandler_console): Ditto.
* fhandler_raw.cc (fhandler_dev_raw::fhandler_dev_raw): Ditto.
* fhandler_serial.cc (fhandler_serial::fhandler_serial): Ditto.
* fhandler_tty.cc (fhandler_tty_master::fhandler_tty_master): Ditto.
(fhandler_tty_slave::fhandler_tty_slave): Ditto.
(fhandler_pty_master::fhandler_pty_master): Ditto.
* fhandler_windows.cc (fhandler_windows::fhandler_windows): Ditto.
2001-10-22 18:39:22 +00:00
Christopher Faylor df63bd490a * fhandler.cc (fhandler_base::fork_fixup): Don't protect handle.
* dlfcn.cc: Fix to confirm to coding standards.  Reorganize includes throughout
to accomodate new cygheap.h usage.
* cygheap.h (cygheap_fdmanip): New class: simplifies locking and retrieval of
fds from cygheap->fdtab.
(cygheap_fdget): Ditto.
(cygheap_fdnew): Ditto.
* fcntl.cc (_fcntl): Use new method to lock fdtab and retrieve info.
* ioctl.cc (ioctl): Ditto.
* mmap.cc (mmap): Ditto.
* net.cc: Ditto, throughout.
* passwd.cc (getpass): Ditto.
* path.cc (fchdir): Ditto.
* pipe.cc (make_pipe): Ditto.
* sec_acl.cc (facl): Ditto.
* syscalls.cc: Ditto, throughout.
* termios.cc: Ditto, throughout.
2001-10-15 23:39:33 +00:00
Christopher Faylor 0476bae576 * fhandler_dsp.cc (fhandler_dsp::ioctl): Return 0 for successful
SNDCTL_DSP_GETBLKSIZE operation.  Remove obsolete 'name' arg from fhandler_*
constructors throughout.
* winsup.h (winsock_active): New macro.
(winsock2_active): Ditto.
* autoload.cc (wsock_init): Use new macros to decide if winsock or winsock2 is
loaded.
(nonexist_wsock32): Dummy function to force winsock load.
(nonexist_ws2_32): Dummy function to force winsock2 load.
* fhandler.h (fhandler_socket::fstat): Declare new method.  Currently unused.
* fhandler_socket.cc (fhandler_socket::fixup_before_fork_exec): Check that
winsock2 is active before trying WSADuplicateSocketA.
(fhandler_socket::fixup_after_fork): Add extra check for winsock2_active.
Otherwise use iffy procedures for Windows 95.
(fhandler_socket::fixup_after_exec): Add debugging.
(fhandler_socket::dup): Add debugging.
(fhandler_socket::fstat): New method.
(fhandler_socket::set_close_on_exec): Attempt to perform iffy stuff on Windows
95.
* errno.cc (_sys_nerr): Work around compiler strangeness.
* pinfo.cc (winpids::add): Add extra element at end of allocated array for
setting to NULL.
(winpids::enumNT): Ditto.
(winpids::init): Don't modify pidlist if it hasn't been allocated
(possibly due to malloc problem).
2001-10-13 17:23:35 +00:00
Christopher Faylor 47063f00e4 Add "path.h" include throughout, where needed. Use new path_conv methods and
operators to simplify testing for directory and attributes, throughout.
* path.h (path_conv::exists): New method.
(path_conv::has_attribute): Ditto.
(path_conv::isdir): Ditto.
(path_conv::DWORD &): New operator.
(path_conv::int &): Ditto.
* dir.cc (rmdir): Eliminate a goto.
* dtable.cc (dtable::build_fhandler): Accept opt and suffix info for
path_conv.check.  Return fh == NULL on path_conv error.  Pass unit to set_name
as appropriate.
(dtable::reset_unix_path_name): New method.
* dtable.h (dtable): Declare new method.  Reflect arg changes to
build_fhandler.
* fhandler.cc (fhandler_disk_dummy_name): Eliminate.
(fhandler_base::set_name): Expect paths to be NULL.  Build unix_path_name from
win32_path_name when it is a device.
(fhandler_base::reset_unix_path_name): New method.
(fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or
ERROR_INVALID_PARAMETER and reading a directory.
(fhandler_disk_file::fstat): Don't call stat_dev since we should now never be
calling fhandler_disk_file methods with devices.
(fhandler_base::fhandler_base): Clear {unix,win32}_path_name.
(fhandler_base::~fhandler_base): Always free {unix,win32}_path_name.
(fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge.
(fhandler_disk_file::open): Ditto.
* fhandler.h (fhandler_base::no_free_names): Eliminate.
(fhandler_base::set_no_free_names): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set
unix_path_name here.
* path.cc (fchdir): Lock fd table throughout.  Use new
dtable::reset_unix_path_name method to reset path.
* syscalls.cc (stat_worker): Reorganize to always call fstat method.  Pass
path_conv method to fhandler_*::open.
(chroot): Elminate a goto.
2001-10-01 04:10:07 +00:00
Christopher Faylor a1dc0932f4 * pipe.cc (fhandler_pipe::fixup_after_fork): New method.
* fhandler.h (fhandler_pipe::fixup_after_fork): Declare new method.
2001-09-29 01:23:06 +00:00
Christopher Faylor 9c61aed684 * pipe.cc (fhandler_pipe::hit_eof): Return correct value when there is no EOF
event available.
2001-09-28 06:06:45 +00:00
Christopher Faylor 35f879a6d0 * fhandler.h (fhandler_pipe::hit_eof): New method.
(writepipe_exists): New class element.
(orig_pid): Ditto.
(id): Ditto.
(is_slow): Eliminate.
* pipe.cc (fhandler_pipe::set_close_on_exec): Set inheritance on
writepipe_exists, if it exists.
(fhandler_pipe::hit_eof): New method, modelled after tty.
(fhandler_pipe::dup): Duplicate writepipe_exists, if it exists.
(make_pipe): Set up a dummy event for pipes on windows 9x.  The nonexistence
of this event means that the write side of the pipe has closed.
(_dup): Move to syscalls.cc
(_dup2): Ditto.

* dtable.cc (dtable::build_fhandler): Fill out set_names here, if appropriate.
* syscalls.cc (_open): Call set_names in build_fhandler.
2001-09-24 21:50:44 +00:00
Christopher Faylor 5e733918c0 * exceptions.cc (setup_handler): Always relinquish lock after we've
interrupted.
* fhandler.cc: Move pipe methods to pipe.cc.
* fhandler.h (fhandler_pipe): Add new methods.
* fork.cc (sync_with_parent): Make error messages more informative.
* pipe.cc (fhandler_pipe::fhandler_pipe): Move here from fhandler.cc.
(fhandler_pipe::lseek): Ditto.
(fhandler_pipe::set_close_on_exec): New method.
(fhandler_pipe::read): Ditto.
(fhandler_pipe::close): Ditto.
(fhandler_pipe::dup): Ditto.
(make_pipe): Create the guard mutex on the read side of the pipe.
* select.cc (peek_pipe): Use guard_mutex to discover if we have the right to
read on this pipe.
(fhandler_pipe::readh_for_read): Pass the read pipe guard mutex to peek_pipe.
* syscalls.cc (_read): Always detect signal catchers, for now.
* debug.cc (makethread): Eliminate hack to make thread inheritable.
* sigproc.cc (subproc_init): Don't use hack to make thread inheritable.
2001-09-22 16:55:02 +00:00
Christopher Faylor e3c25c4a47 Update copyrights. 2001-09-11 20:01:02 +00:00
Christopher Faylor 96a3f4ae68 * cygheap.cc (cygheap_root::set): Avoid treating '/' specially.
* fhandler.cc (fhandler_base::fcntl): Only set specific O_NDELAY style flag
passed in from application.
* fhandler_socket.cc (fhandler_socket::fcntl): Ditto.
* fhandler.h: Set constant for future use.
* winsup.h: Define OLD_O_NDELAY only for old programs.
* include/cygwin/version.h: Define CYGWIN_VERSION_CHECK_FOR_OLD_O_NONBLOCK.
2001-08-07 00:01:42 +00:00
Christopher Faylor 6b91b8d53b Throughout, reorganize header file inclusion to put security.h prior to
fhandler.h.
* fhandler.h (fhandler_base::get_inheritance): New method.
* fhandler_socket.cc (fhandler_socket::create_secret_event): Use proper
close-on-exec inheritance when creating.
(fhandler_socket::check_peer_secret_event): Create handle as non-inheritable.
2001-07-26 19:22:24 +00:00
Christopher Faylor 0381fec68f Throughout, change fdtab references to cygheap->fdtab.
* child_info.h (cygheap_exec_info): Eliminate special fdtab stuff.
* spawn.cc (spawn_guts): Ditto.
* cygheap.cc (cygheap_init): Initialize fdtab, if appropriate.
* cygheap.h (CYGHEAPSIZE): Include size of init_cygheap.
(_cmalloc_entry): Include fdtab here.
* dtable.h (dtable): Declare/define new methods.
* dtable.cc (dtable::vfork_child_fixup): New method.
(dtable::fixup_after_exec): Remove unneeded extra arguments.
* dcrt0.cc (dll_crt0_1): Ditto.
* environ.cc (getwinenv): Use case sensitive comparison.
(winenv): Make a copy of environment cache to avoid realloc problems when
duplicate environment variables exist in the environment.  (From Egor Duda)
* net.cc (cygwin_socket): Revert Apr 14 change.
* include/sys/file.h: Protect against previous X_OK definition.
* passwd.cc: Eliminate passwd_sem throughout.
* security.cc: Ditto.
* cygwin.din: Export New functions.
* passwd.cc (read_etc_passwd): Make race safe.
(getpwuid_r): New function.
(getpwnam_r): New function.
2001-04-18 21:10:15 +00:00
Christopher Faylor 57bf29e825 * fhandler.h (fhandler_base): Remove obsolete _rpos and _rsize elements.
* fhandler.cc (fhandler_base::open): Ditto.
* fhandler.cc (fhandler_base::fhandler_base): Ditto.
(fhandler_base::read): Ditto.  Add more debugging output.  Don't issue a \r
when \r\n detected.
* pipe.cc (make_pipe): Streamline slightly.  Make debug output more
interesting.
* strace.cc (strace::vsprintf): Use __progname where appropriate to distinguish
strace output when exec'ing.
2000-10-07 18:12:11 +00:00
Christopher Faylor f0338f545d Break out more header info into separate files. Use appropriate header files
throughout.
* shared.h: Remove.
* cygwin_version.h: New file.
* delqueue.h: New file.
* environ.h: New file.
* host_dependent.h: New file.
* perprocess.h: New file.
* registry.h: New file.
* security.h: New file.
2000-09-08 02:56:55 +00:00
Christopher Faylor f76325499a * path.cc (readlink): Check if buffer length is positive. Truncate output to
buffer length.  Don't terminate buffer with '\0'.
2000-09-04 17:52:42 +00:00
Christopher Faylor 5a41f96dbb * environ.cc (parse_thing): nobinmode should force O_TEXT.
(regopt): Use correct path to find LOCAL_MACHINE registry options.
* fhandler.cc (fhandler_base::open): Set binary mode only when binmode ==
O_BINARY.
* pipe.cc (pipe): Pipe handling should rely on binmode not _fmode now that the
two are different.
2000-08-24 17:54:43 +00:00
Christopher Faylor bccd5e0d85 * winsup.h: Eliminate inclusion of most of the cygwin .h files. Use .h files
only in sources which require them.
* Makefile.in: Generate dependencies with -MD option.
2000-08-22 05:10:20 +00:00
Christopher Faylor 9e2baf8dfa * cygerrno.h: New file. Use this throughout whenever errno manipulation is
required.
* errno.cc: Use DWORD to hold Windows errors.
(geterrno_from_win_error): New function.
(seterrno_from_win_error): Use geterrno_from_win_error to convert supplied
windows error (suggested by Corinna Vinschen).
* path.cc (symlink_info): Add error element.
* path.cc (path_conv::check): Remove errno setting.  Use new symlink_info errno
element to set path_conv error, where appropriate.
(symlink_info::check): Set error element rather than attempting to manipulate
errno.  Add more checks for trailing / and /..  even though they are currently
useless.  Avoid setting EINVAL.
* path.cc (normalize_posix_path): Correct check for trailing /.
2000-08-22 03:58:47 +00:00
Christopher Faylor e2ebe11776 * winsup.h: Split out dtable definitions into separate header file.
* dtable.h: New file.
* sigproc.h: Eliminate pinfo.h usage here.  Use it in source files that need
it.
2000-08-12 05:35:42 +00:00
Christopher Faylor 9015e0fb8c Rename hinfo -> dtable. Name the former dtable array 'fdtab'. 2000-08-12 04:48:44 +00:00
DJ Delorie 4c8d72ded5 * winsup.h: take out protections of environ, errno, allow C use
* *.cc: put winsup.h before other headers (for __INSIDE_CYGWIN__);
use cur_environ() instead of just environ
* times.cc: remove import protections
* glob.c: add winsup.h
* localtime.c: ditto
* smallprint.c: ditto
* Makefile.in: don't __INSIDE_CYGWIN__ as it messes up profiling.
2000-08-02 16:28:18 +00:00
Christopher Faylor 332600d80c Pipe changes throughout suggested by Eric Fifer <EFifer@sanwaint.com>
* debug.cc (threadname_init): Pass name of lock as arg 2 of new_muto.
* malloc.cc (malloc_init): Ditto.
* sigproc.cc (sigproc_init): Ditto.
* exceptions.cc (events_init): Ditto.
(call_handler): Eliminate special case for hExeced.  Report locked thread in
debugging output.
* fhandler.cc (fhandker_pipe::fhandler_pipe): Propagate device type to base
class.
* fhandler.h (fhandler_pipe): Ditto.
* hinfo.cc (hinfo::build_fhandler): Pass specific type of pipe to constructor.
* spawn.cc (spawn_guts): Eliminate dependency on signal when waiting for
subprocess.
* strace.cc: Remove obsolete #ifdef.
* sync.cc (muto::muto): Save the name of the muto.
(muto:~muto): Also release the muto.
* sync.h: Add a muto name field.
* select.cc (peek_pipe): Avoid doing a PeekNamedPipe on the write end of a
pipe.
2000-03-15 04:49:36 +00:00
Christopher Faylor f02f1f1444 * exceptions.cc (interruptible): Change method for determining if something is
interruptible.
(call_handler): Avoid suspending a thread if it owns a mutex.  Only set
signal_arrived if the thread was actually interrupted.
(events_init): Initialize module information needed by interruptible().
(sigdelayed): Don't call sig_dispatch_pending since it could screw up
* init.cc (dll_entry): Record module handle of main for use by interruptible().
(proc_subproc): Reorganize handling of terminated child so that the bulk of the
processing comes from the signal thread.
(wait_sig): Force processing of waiting threads if SIGCHLD is not processed.
* sync.cc (muto::release): Set tid == 0 after lock is released or signal
processor will be confused.
2000-02-24 02:49:44 +00:00
Christopher Faylor 1fd5e000ac import winsup-2000-02-17 snapshot 2000-02-17 19:38:33 +00:00