summaryrefslogtreecommitdiffstats
path: root/winsup/cygwin/spawn.cc
Commit message (Collapse)AuthorAgeFilesLines
...
* * dtable.cc (dtable::stdio_init): Always initialize console when we have one.Christopher Faylor2012-01-081-1/+1
| | | | | | | | | | * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Use a better method to print tty name for debugging. (fhandler_termios::bg_check): Ditto. * pinfo.cc (_pinfo::set_ctty): Remove leftover debugging stuff. Simplify behavior when setting tty's sid and pgid to avoid overwriting previously set values. * spawn.cc (ch_spawn): Cosmetic change.
* * spawn.cc (child_info_spawn::worker): Add CREATE_BREAKAWAY_FROM_JOBCorinna Vinschen2011-12-221-2/+12
| | | | | to c_flags only if current process is member of a job and breakaway is allowed.
* * spawn.cc (child_info_spawn::worker): Add CREATE_BREAKAWAY_FROM_JOBCorinna Vinschen2011-12-071-1/+11
| | | | to all spawned processes. Explain why.
* Throughout, remove extra space after function name from debugging output.Christopher Faylor2011-12-031-1/+1
| | | | | | | | | | | | | | | Throughout, change syscalls to report on return values using new %R format option. * smallprint.cc (__small_vsprintf): Add parsing for %R to report on return values and possible errno from syscalls. * errno.cc (errmap): Add PRIVILEGE_NOT_HELD. * fhandler_tty.cc (fhandler_pty_master::setup): When creating a thread use shorter name to reduce debuggging output. * select.cc (start_thread_pipe): Ditto. (start_thread_serial): Ditto. (start_thread_socket): Ditto. (start_thread_mailslot): Ditto. * sigproc.cc (talktome): Ditto.
* * cygthread.h (cygthread::name): Default name to "main" if we are early in theChristopher Faylor2011-11-241-3/+4
| | | | | | | | | | | | | | | | | | | | | | | | | process of setting up the DLL and no name is known. * dcrt0.cc (initial_env): Remove CYGWIN_SLEEP stuff. (get_cygwin_startup_info): Activate strace here as appropriate. (dll_crt0_0): Move get_cygwin_startup_info as early as possible to avoid missing strace output. * fork.cc (frok::child): Move debugging statement to point where ppid will be set. * pinfo.cc (pinfo::thisproc): Remove obsolete call to strace.hello. Tweak debug output slightly. * select.cc (select_stuff::wait): Allow APCS to be triggered while waiting since we use them now. Report when that happens. * sigproc.cc (child_info::child_info): Use strace.active() rather than strace.attached(). * spawn.cc (child_info_spawn::worker): Only write strace child pid when we know it's a cygwin process. Accommodate change to write_child argument list. * strace.cc (strace::hello): Delete. Move functionality... (strace::activate): ...to here. (mypid): Just use raw GetCurrentProcessId () if myself isn't set. (strace::write_childpid): Don't wait for subproc_ready. Remove arg which was required for it. * include/sys/strace.h (strace::hello): Delete. (strace::write_childpid): Delete first argument.
* * child_info.h (CURR_CHILD_INFO_MAGIC): Reset for previous changes.Christopher Faylor2011-11-241-1/+2
| | | | | | | | | | | | | | | * dcrt0.cc (get_cygwin_startup_info): Signal readiness when stracing since strace::write_child relies on it. Use strace.activate to notify strace process, passing in arg indicating whether we're forked. * sigproc.cc (wait_sig): Accommodate new strace::activate argument. * spawn.cc (child_info_spawn::worker): Oops. Previous suspended test was actually correct. Revert and document. * strace.cc (strace::activate): Send additional flag indicating whether this is an attempt to activate a forked process. (strace::hello): Report on windows pid. * include/sys/strace.h (strace::strace): Make a dummy. (strace::activate): Modify declaration to accept an argument. (strace::write_childpid): Set regparm.
* * pipe.cc (fhandler_pipe::create): Avoid derefencing a NULL pointer.Christopher Faylor2011-11-231-1/+1
| | | | | | | | | * child_info.h (child_info): Reorganize some elements so that the ones which are initialized in a constructor are all together. * sigproc.cc (child_info::child_info): Initialize values via the constructor rather than as C statements and make sure that flags is set to zero initially. * spawn.cc (child_info_spawn::worker): Use iscygwin() test for determining when to send strace info since it is more foolproof than checking the suspend state.
* * child_info.h (CURR_CHILD_INFO_MAGIC): Reset.Christopher Faylor2011-11-161-2/+1
| | | | | | | | | | | | | | | | | | | | | | (cygheap_exec_info::nchildren): Move from child_info_spawn. (cygheap_exec_info::cchildren): Ditto. (cygheap_exec_info::record_children): Declare new function. (cygheap_exec_info::reattach_children): Ditto. (cygheap_exec_info::alloc): Ditto. (child_info_spawn::nchildren): Move to cygheap_exec_info. (child_info_spawn::cchildren): Ditto. * sigproc.cc (cygheap_exec_info::alloc): Define new function. (child_info_spawn::cleanup): Accommodate move of children info to cygheap_exec_info. (cygheap_exec_info::record_children): Define new function. (cygheap_exec_info::reattach_children): Ditto. (child_info_spawn::record_children): Use cygheap_exec_info function to accomplish this task. (child_info_spawn::reattach_children): Ditto. * spawn.cc (child_info_spawn::worker): Allocate moreinfo using cygheap_exec_info::alloc. * dcrt0.cc (child_info_fork::alloc_stack_hard_way): Use abort for the error to avoid a retry.
* Remove erroneously checked-in debugging statements.Christopher Faylor2011-11-141-1/+0
| | | | | | | * 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.
* Throughout use "have_execed" macro rather than "hExeced" global handle.Christopher Faylor2011-11-141-59/+56
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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.
* * child_info.h (cchildren): New struct.Christopher Faylor2011-10-261-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | (child_info_spawn::nchildren): Rename from nprocs. (child_info_spawn::children): Change type to cchildren for more bookkeeping possibilities. (child_info_spawn::child_info_spawn): Clear nchildren. (child_info_spawn::record_children): Declare new function. (child_info_spawn::reattach_children): Ditto. * dcrt0.cc (child_info_spawn::handle_spawn): Call reattach_children to gather list of processes we are potentially waiting for. * pinfo.h (pinfo::pinfo): Make sure that rd_proc_pipe is always cleared. (pinfo::reattach): New function. * sigproc.cc: Move pinfo.h earlier so that it can be used in sigproc.h. (get_proc_lock): Don't bother with a lock during DLL initialization. (proc_subproc): Handle PROC_REATTACH_CHILD. (proc_terminate): Orphan children only when we are not an execed process or when the pid is about to be occupied by a non-cygwin process. (child_info_spawn::record_children): Define new function. (child_info_spawn::reattach_children): Ditto. * sigproc.h (procstuff): Define PROC_REATTACH_CHILD and renumber other elements. * spawn.cc (spawn_guts): Record any to-be-waited-for subprocesses if about to exec a cygwin process. * sigproc.cc (sig_send): Fix harmless transposition of fifth and six arguments to DuplicateHandle(). (child_info::child_info): Ditto. * globals.cc (hExeced): Make NO_COPY.
* * hookapi.cc (hook_or_detect_cygwin): Take additional handleCorinna Vinschen2011-10-251-6/+24
| | | | | | | | | to a file mapping as parameter. If this handle is not NULL, create another file mapping for the IAT. * spawn.cc (av::fixup): Only map the first 64K of an image and keep the mapping handle to use as argument to hook_or_detect_cygwin. * winsup.h (hook_or_detect_cygwin): Add mapping handle as default parameter in declaration.
* Throughout change TTY_* to PTY_*, tty_* to pty_*, and ttym_* to ptmx_*.Christopher Faylor2011-10-201-2/+2
| | | | | | | | | | | | | | | | * devices.cc: Regenerate. * dtable.cc: (fh_alloc): Preserve /dev/tty name when that's what we opened. (build_fh_pc): Preserve any existing name. * fhandler.cc (fhandler_base::open_with_arch): Ditto. * fhandler_tty.cc (fhandler_pty_master::fhandler_pty_master): Force the name to /dev/ptmx while preserving other pty master device information. * path.h (cfree_maybe): New macro. (path_conv::operator =): Free any allocated strings in target. (path_conv::free_strings): Delete unused function. * sigproc.cc (proc_terminate): Remove previous accommodation for execed processes since it didn't have the desired effect. Change comment to a FIXME. * spawn.cc (chExeced): Mark NO_COPY. (exe_suffixes): Ditto.
* * fhandler.h (fhandler_console::tc_getpgid): New function.Christopher Faylor2011-10-071-1/+11
| | | | | * spawn.cc (spawn_guts): Add logic to put pure-windows processes "in the background" when they are started that way.
* Throughout, open console handles with sharing for reading and writing.Corinna Vinschen2011-07-041-1/+1
| | | | | | * dcrt0.cc (insert_file): Open file with full sharing allowed. * hookapi.cc (find_first_notloaded_dll): Ditto. * spawn.cc (av::fixup): Ditto.
* * child_info.h (CURR_CHILD_INFO_MAGIC): Reset.Christopher Faylor2011-06-091-1/+0
| | | | | | | | | | | | | | | | (child_info::old_title): Delete. (child_info::~child_info_spawn): Remove recording of old_title. * dcrt0.cc (title_buf): Delete. (child_info_spawn::handle_spawn): Remove recording of old_title. (dll_crt0_1): Get rid of all title handling. (do_exit): Ditto. * environ.cc (known): Delete strip_title and title. * fhandler_console.cc (fhandler_console::write): Remove recording of old_title. * globals.cc (exit_states): Remove ES_TITLE. (display_title): Delete. (strip_title_path): Delete. (old_title): Delete. * spawn.cc (spawn_guts): Remove old_title accommodation.
* whitespace eliminationChristopher Faylor2011-06-061-1/+1
|
* * dll_init.cc (dll_list::find_by_modname): New function to search the dll listChristopher Faylor2011-05-301-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | 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.
* * spawn.cc (spawn_guts): Only set PID_NOTCYGWIN in _P_OVERLAY mode.Corinna Vinschen2011-02-151-1/+2
| | | | Drop flag if creating new process failed.
* * devices.in: Throughout use slashes instead of backslashes in theCorinna Vinschen2011-02-151-29/+37
| | | | | | | | | | | | | | | | | | | | | | | | | native path of devices not backed by native NT devices. * devices.cc: Regenerate. * globals.cc (ro_u_pmem): Use correct case. (ro_u_globalroot): New R/O unicode string. * path.cc (path_conv::check): Fix incorrect handling of /proc/sys block devices if they are just visited due to a component check. (symlink_info::posixify): Fix typo in comment. (cygwin_conv_path): Use ro_u_globalroot instead of string constant. (fast_cwd_version): New shared variable to store FAST_CWD version used on the system. (find_fast_cwd_pointer): Rename from find_fast_cwd_pointers. Don't set global fast_cwd_ptr pointer here. Return pointer value instead. (find_fast_cwd): New function to set fast_cwd_ptr and fast_cwd_version. (cwdstuff::override_win32_cwd): Call find_fast_cwd from here. Check for fast_cwd_version to differ between old and new FAST_CWD structure. Check old_cwd for NULL to avoid SEGV. Don't set CWD if we have neitehr a valid fast_cwd_ptr, nor a valid CWD handle in the process parameter block. (cwdstuff::set): Create Win32 path taking /proc/sys paths into account. * spawn.cc (spawn_guts): Recode creating runpath. Also take /proc/sys paths into account. Drop special CWD handling when starting non-Cygwin processes.
* * exec.cc: Include pinfo.h.Corinna Vinschen2011-01-201-4/+6
| | | | | | | | | | * winf.h: Move definitions of _P_PATH_TYPE_EXEC and _P_MODE from here... * pinfo.h: ...to here. (_P_PATH_TYPE_EXEC): Redefine to be bigger than _P_SYSTEM. (_P_MODE): Redefine so as not to mask out _P_SYSTEM. * spawn.cc (spawnlp): Add _P_PATH_TYPE_EXEC flag in call to spawnve. (spawnlpe): Ditto. (spawnvp): Ditto.
* * spawn.cc (av::fixup): Reenable #! handling for all exec functions.Corinna Vinschen2011-01-191-19/+13
| | | | | Return ENOEXEC in !p_type_exec case only for unrecognized files. Fix comment formatting.
* * exec.cc: Rearrange functions in alphabetical order.Corinna Vinschen2011-01-191-9/+16
| | | | | | | | | | | | | | | | | | (_execve): Drop temporary define and drop export alias. (execl): Call spawnve. (execle): New function. (execlp): New function. (execv): Call spawnve. (execve): Drop converting NULL envp to emtpy envp. (execvp): Call spawnve. (execvpe): Drop converting NULL envp to emtpy envp. Call spawnve. (fexecve): Call spawnve. * spawn.cc (spawnve): Convert NULL envp to emtpy envp. Remove outdated comment. (spawnlp): Call spawnve. (spawnlpe): Ditto. (spawnvp): Ditto. (spawnvpe): Fix formatting.
* * errno.cc (errmap): Add error codes for invalid binaries.Corinna Vinschen2011-01-191-5/+26
| | | | | | | | | | | | | | | | * exec.cc (execvp): Call spawnve with _P_PATH_TYPE_EXEC flag from here. (execvpe): Ditto. * spawn.cc (spawn_guts): Filter _P_PATH_TYPE_EXEC from mode and store in p_type_exec. Call av::fixup with addtional p_type_exec argument. (spawnve): Check for filtered mode. (spawnvpe): Add _P_PATH_TYPE_EXEC flag when calling spawnve. (av::fixup): Accept additional bool parameter p_type_exec. Only check for script if p_type_exec is true. * winf.h (_P_PATH_TYPE_EXEC): Define. (_P_MODE): Define. (av::fixup): Declare with additional bool parameter.
* * include/sys/cygwin.h (PID_NOTCYGWIN): New enum.Christopher Faylor2010-09-201-2/+4
| | | | | | | * spawn.cc (spawn_guts): Set a flag when a process is not a cygwin process. * fhandler_tty.cc (fhandler_tty_slave::init): Remove previous change. Try a different method to determine when we should become the process group owner. * signal.cc (kill0): Remove archaic code which dealt with never-set flag.
* * cygheap.h (class cwdstuff): Make drive_length private.Corinna Vinschen2010-08-131-11/+17
| | | | | | | | | | | | | | | | | | | | | | | | | Add "error" member. (cwdstuff::get_error): New inline method. (cwdstuff::get_error_desc): Declare. (cwdstuff::set): Change first parameter to pointer to path_conv. * path.cc (chdir): Drop doit. Align call to cwdstuff::set to new arguments. (cwdstuff::init): Only call cwdstuff::set if it's not already initialized. Add comment. Drop third parameter in call to cwdstuff::set. (cwdstuff::set): Partially rewrite. Add lots of comments to explain everything. Drop "doit" since it's not used anymore. Always create new handle to CWD if not in a virtual path. Drop PEB locking when reading PEB values in init phase. Check for accessibility to set correct error code. Drop Vista workaround. Never write back into PEB. Set Win32 CWD to \\?\PIPE\ on init. Simplify creation of win32 path. Set new error member to a meaningful value. (cwdstuff::get_error_desc): New method to generate error message from cwd error code. * spawn.cc (spawn_guts): Call cwdstuff::get_error_desc to create more meaningful error message when not being able to start native Win32 app due to CWD restrictions. When starting native Win32 app, lock cwd and use in calls to CreateProcessW/CreateProcessAsUserW.
* * spawn.cc (spawn_guts): Reinstantiate a FIXME comment.Corinna Vinschen2010-06-291-1/+1
|
* * exceptions.cc (dump_exception): Use %W instead of %s for printingCorinna Vinschen2010-06-291-3/+3
| | | | | | | progname. * fork.cc (frok::parent): Fix typos in debug output. * spawn.cc (spawn_guts): Copy wide Win32 filename into _pinfo::progname, rather than native NT name.
* * environ.cc (regopt): Change the first argument to wide char string.Christopher Faylor2010-05-181-3/+3
| | | | | | | | | | | | | | | | | | | | | | | (environ_init): Accommodate change to the first argument of regopt. * exception.cc (open_stackdumpfile): Accommodate change to the type of progname in _pinfo. * external.cc (fillout_pinfo): Ditto. * fhandler_process.cc (format_process_winexename): Ditto. (format_process_stat): Ditto. * fork.cc (fork::parent): Ditto. * pinfo.cc (pinfo_basic::pinfo_basic): Call GetModuleFileNameW instead of GetModuleFileName. (pinfo::thisproc): Accommodate change to the type of progname in _pinfo. (pinfo_init): Ditto. * pinfo.h (_pinfo): Change the type of progname to a wide char array. * registry.h (reg_key::get_int): Change the first argument from constant point to pointer to constant. (reg_key::get_string): Ditto. Change the last argument likewise. * registry.cc (reg_key::get_int): Accommodate change to the declaration. (reg_key::get_string): Ditto. * strace.cc (strace::hello): Accommodate change to the type of progname in _pinfo. (strace::vsprntf): Ditto.
* * spawn.cc (find_exec): Use the first detected errno when lookup fails.Christopher Faylor2010-04-271-1/+3
|
* * spawn.cc (find_exec): Enable finding paths in backslash notation,Corinna Vinschen2010-03-291-2/+2
| | | | | | | especially for the exec[vl]p functions. * path.cc (symlink_info::check): Disable returning directories with suffix appended here.
* * spawn.cc (spawn_guts): Only try to remove long path prefix fromCorinna Vinschen2010-01-251-17/+18
| | | | runpath if runpath is not NULL.
* * exec.cc (execvp): Call find_exec with FE_NNF flag to enforceCorinna Vinschen2009-12-211-1/+8
| | | | | | | | a NULL return when executable isn't found in $PATH. Convert NULL to "". (execvpe): Ditto. * spawn.cc (spawn_guts): Return with EFAULT if prog_arg is NULL. Return with ENOENT if prog_arg is empty string. Add a comment.
* Throughout, replace hMainProc with GetCurrentProcess/NtCurrentProcessCorinna Vinschen2009-12-181-9/+9
| | | | | | | | | | | | according to context. Throughout, replace hMainThread with GetCurrentThread/NtCurrentThread according to context. * dcrt0.cc (dll_crt0_0): Drop duplication of GetCurrentProcess to hMainProc. Drop duplication of GetCurrentThread to hMainThread. * dtable.cc (dtable::stdio_init): Remove useless comment. * globals.cc (hMainProc): Remove. (hMainThread): Remove. * ntdll.h (NtCurrentProcess): Define. (NtCurrentThread: Define.
* Reintegrate socket duplication via WSADuplicateSocket/WSASocket.Corinna Vinschen2009-11-171-1/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * autoload.cc (WSADuplicateSocketW): Define. (WSASocketW): Define. * dtable.cc (dtable::release): Call dec_need_fixup_before if necessary. (dtable::fixup_before_fork): New function. (dtable::fixup_before_exec): New function. * dtable.h (class dtable): Add member cnt_need_fixup_before. Add declarations for above new functions. (dtable::dec_need_fixup_before): New inline method. (dtable::inc_need_fixup_before): New inline method. (dtable::need_fixup_before): New inline method. * fhandler.h (fhandler_base::fixup_before_fork_exec): New virtual method. (fhandler_base::need_fixup_before): New virtual method. (class fhandler_socket): Add member prot_info_ptr. (fhandler_socket::init_fixup_before): Declare. (fhandler_socket::need_fixup_before): New inline method. (fhandler_socket::fixup_before_fork_exec): Declare. (fhandler_socket::fixup_after_exec): Declare. * fhandler_socket.cc (fhandler_socket::fhandler_socket): Initialize prot_info_ptr to NULL. (fhandler_socket::~fhandler_socket): Free prot_info_ptr conditionally. (fhandler_socket::init_fixup_before): New method. (fhandler_socket::fixup_before_fork_exec): Ditto. (fhandler_socket::fixup_after_fork): Use WSASocketW to duplicate socket if necessary. (fhandler_socket::fixup_after_exec): New method. (fhandler_socket::dup): Use fixup_before_fork_exec/fixup_after_fork to duplicate socket if necessary. * fork.cc (frok::parent): Start child suspended if some fhandler needs fixup before fork. If so, call dtable::fixup_before_fork after CreateProcess and resume child. * net.cc (fdsock): Try to find out if socket needs fixup before and initialize socket accordingly. Add HUGE comment to explain what happens and why. * spawn.cc (spawn_guts): Start child suspended if some fhandler needs fixup before exec. If so, call dtable::fixup_before_exec after CreateProcess.
* * spawn.cc (dll_suffixes): Disable. Explain why.Corinna Vinschen2009-11-051-1/+7
| | | | (perhaps_suffix): Use stat_suffixes instead of dll_suffixes.
* * spawn.cc (av::fixup): Treat non-readable, but executable files asCorinna Vinschen2009-10-191-1/+12
| | | | Cygwin executables.
* * include/sys/cygwin.h: Add new cygwin_getinfo_typeCorinna Vinschen2009-10-131-2/+4
| | | | | | | | | | | | | | | | | | CW_SET_EXTERNAL_TOKEN. Add new enum CW_TOKEN_IMPERSONATION, CW_TOKEN_RESTRICTED. * cygheap.h (cyguser): New flags ext_token_is_restricted, curr_token_is_restricted and setuid_to_restricted. * external.cc (cygwin_internal): Add CW_SET_EXTERNAL_TOKEN. * sec_auth.cc (set_imp_token): New function. (cygwin_set_impersonation_token): Call set_imp_token (). * security.h (set_imp_token): New prototype. * spawn.cc (spawn_guts): Use CreateProcessAsUserW if restricted token was enabled by setuid(). Do not create new window station in this case. * syscalls.cc (seteuid32): Add handling of restricted external tokens. Set HANDLE_FLAG_INHERIT for primary token. (setuid32): Set setuid_to_restricted flag. * uinfo.cc (uinfo_init): Do not reimpersonate if restricted token was enabled by setuid (). Initialize user.*_restricted flags.
* Fix faccessat(,0) and access() semantics.Eric Blake2009-09-251-2/+3
| | | | | | | | | | | * fhandler.h (fhandler_base::fhaccess): Add parameter. * security.h (check_file_access, check_registry_access): Likewise. * security.cc (check_file_access, check_registry_access) (check_access): Implement new parameter. * fhandler.cc (fhandler_base::fhaccess): Likewise. (device_access_denied): Update caller. * syscalls.cc (access, faccessat): Update callers. * spawn.cc (find_exec, fixup): Likewise.
* * spawn.cc (av::fixup): Check shell scripts for executability only onCorinna Vinschen2009-08-101-1/+1
| | | | filesystems/mounts supporting real permissions.
* * cygheap_malloc.h: New file.Christopher Faylor2009-08-011-9/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * path.h (path_conv::set_path): Change return value.Christopher Faylor2009-08-011-4/+4
| | | | | * spawn.cc (path_conv::set_path): Return newly set value. (find_exec): Set retval to newly set value when calling set_path.
* * spawn.cc (find_exec): Fix one more path where retval was not set.Christopher Faylor2009-08-011-0/+1
|
* * spawn.cc (find_exec): Stop relying on the ability to set retval to a fixedChristopher Faylor2009-08-011-4/+8
| | | | path_conv buffer and set it on the fly instead.
* * path.h (class path_conv): Convert path from char array to char *.Corinna Vinschen2009-07-301-0/+8
| | | | | | | | | | | | | | Initialize to NULL in constructors. Drop normalized_path_size member. (path_conv::size): Remove. (path_conv::operator =): Always copy with sizeof path_conv. Always duplicate path on cygheap. (path_conv::set_path): Move implementation to spawn.cc. * path.cc (path_conv::set_normalized_path): Always allocate normalized_path on cygheap. (path_conv::check): Don't work on path, rather allocate THIS_path in TLS and use it throughout. When finished, allocate path on cygheap and copy over. Defer tacking on extension after having copied path. * spawn.cc (path_conv::set_path): Implement here.
* * autoload.cc (SetParent): Add new import.Christopher Faylor2009-07-041-2/+0
| | | | | | | | | | | | | * fhandler.h (fhandler_console::create_invisible_console): Declare new function. (create_invisible_console_workaround): Ditto. * fhandler_console.cc (fhandler_console::create_invisible_console): Define new function. (create_invisible_console_workaround): Ditto. Add too much code to deal with broken Windows 7. Use a helper app to start an invisible console window. (fhandler_console::need_invisible): Reorganize to use helper functions to create invisible console. * spawn.cc (spawn_guts): Avoid zeroing already zeroed fields in si.
* * spawn.cc (spawn_guts): Don't run additional check for Win32Corinna Vinschen2009-06-221-3/+8
| | | | | incompatible CWD if newargv.fixup bailed out already. (av::fixup): Check shell scripts for executability.
* * net.cc: Undefine NOERROR and DELETE to avoid compiler warnings.Christopher Faylor2009-04-051-1/+4
| | | | | | * shared_info.h (CURR_SHARED_MAGIC): Update. * spawn.cc (spawn_guts): Avoid copying one line command line argument if it hasn't been filled out.
* Add DESTDIR functionality to Makefile.in's.Christopher Faylor2009-02-241-1/+1
|
* * include/sys/cygwin.h (CW_SETERRNO): Define.Christopher Faylor2009-01-091-2/+1
| | | | | | | | | * external.cc (CW_SETERRNO): Implement. * include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR to 192 to reflect the above change. * path.cc (path_prefix_p): Treat X: as equivalent to x:. * mkglobals_h: Remove unneeded #define. * spawn.cc (spawn_guts): Avoid overly wordy initialization to zero.
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-15 11:31:56 +0000