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* * Makefile.in: Add cygheap.o.Christopher Faylor2000-09-031-18/+13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * child_info.h: Add specific exec class. * cygheap.h: New file. Contains declarations for cygwin heap. * cygheap.cc: New file. Implements cygwin heap functions. * dcrt0.cc (quoted): Simplify due to new method for passing arguments between cygwin programs. (alloc_stack_hard_way): Attempt to handle overlapped stack. (dll_crt0_1): Move child_info processing here. Accomodate new method for passing arguments between cygwin programs. Initialize cygwin heap. Establish __argc and __argv variables. (_dll_crt0): Move most of child_info processing to dll_crt0_1. (cygwin_dll_init): Remove duplication. * dtable.cc (dtable::extend): Allocate dtable using cygwin heap. (dtable::build_fhandler): Ditto for fhandler type being constructed. (dtable::dup_worker): Free new fhandler from cygwin heap on error. (dtable::select_*): Don't assume that this == fdtab. (dtable::linearize_fd_array): Delete. (dtable::delinearize_fd_array): Delete. (dtable::fixup_after_exec): New file. (dtable::vfork_child_dup): Use cygwin heap. (dtable::vfork_parent_restore): Ditto. * dtable.h: Remove obsolete methods. Add new method. * environ.cc (posify): Eliminate already_posix parameter and logic. (envsize): New function. (_addenv): Use envsize. (environ_init): Accept an argument pointing to an existing environment list. If supplied, allocate space for this in the the program's heap. * fhandler.cc (fhandler_base::operator =): Move here from fhandler.h. Use cygwin heap to allocate filenames. (fhandler_base::set_name): Allocate/free names from cygwin heap. (fhandler_base::linearize): Delete. (fhandler_base::de_linearize): Delete. (fhandler_base::operator delete): Free from cygwin heap. (fhandler_base::~fhandler_base): Ditto. * fhandler.h: Accomodate elimination of *linearize and other changes above. * fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from de_linearize. * heap.h: New file. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for name. fhandler_tty::fixup_after_exec): Rename from de_linearize. * fork.cc (fork): Call cygheap_fixup_in_child. * heap.cc: Use declarations in heap.h. * malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc something from the cygwin heap. * path.cc: Throughout, eliminate use of per-thread cache for cwd. Use cwd_* functions rather than cwd_* variables to access cwd_win32 and cwd_posix. (cwd_win32): New function. (cwd_posix): New function. (cwd_hash): New function. (cwd_fixup_after_exec): New function. * path.h: Accomodate path.cc changes. * pinfo.cc (pinfo_init): Accept a pointer to an environment table. Pass this to environ_init. Eliminate old 'title' tests. * pinfo.h: Accomodate above change in argument. * spawn.cc (struct av): New method for building argv list. (av::unshift): New method. (spawn_guts): Allocate everything that the child process needs in the cygwin heap and pass a pointer to this to the child. Build argv list using new method. Eliminate delinearize stuff. * thread.h: Eliminate _cwd_win32 and _cwd_posix buffers. * winsup.h: Eliminate obsolete functions. Add envsize() declaration.
* * include/cygwin/cygwin_dll.h: Update for modern compilers.Christopher Faylor2000-07-291-0/+1
| | | | | | | * lib/cygwin_crt0.c: Inexplicably need to define alloca for newer compilers. * fhandler.h (fhandler_console): Add new method. * fhandler.cc (fhandler_console::set_cursor_maybe): New method. (fhandler_console::read): Set cursor if it has moved to make it visible.
* * fhandler.h (class fhandler_dev_random): Add members for managingCorinna Vinschen2000-07-241-0/+5
| | | | | | | pseudo randomness. * fhandler_random.cc: Rearrange. Use pseudo random number generator as entropy source if system entropy isn't available and if device is used as /dev/urandom. Allow initializing device by calling write().
* * fhandler.h: Add comment.Corinna Vinschen2000-07-231-0/+3
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* * fhandler.h (class fhandler_dev_raw): Add private member `varblkop'Corinna Vinschen2000-07-231-0/+1
| | | | | | | | | | | | | to be set when variable blocksize mode is on. * fhandler_raw.cc: Eliminate `\n' from trace output. (clear): Set `varblkop' to 0. (dup): Copy varblkop as well. (writebuf): Care for variable blocksize. (open): Ditto. (raw_read): Ditto. (raw_write): Ditto. * fhandler_tape.cc (open): Ditto. (ioctl): Ditto. Some cleanups.
* * cygwin.din: Export _getmode and getmode to allow querying of binary state ofChristopher Faylor2000-07-091-0/+3
| | | | | | | | | | | | | | | an fd. * external.cc (cygwin_internal): Add handling of perfile_table setting. * fhandler.cc (perfile_table): New global. (fhandler_base::get_default_fmode): New method to return a file's default mode based on its name. (fhandler_base::open): Use get_default_mode method to determine a file's mode. Record file mode in file flags. * fhandler.h (fhandler_base): Declare get_default_fmode * syscalls.cc (getmode): New function. * sys/cygwin.h (__cygwin_perfile): New structure. (cygwin_getinfo_types): Move outside of WINVER conditional. (per_process): Move inside of WINVER conditional.
* * fhandler.h (set_name): Don't use 'unix' as name since this is defined by gccChristopher Faylor2000-06-181-1/+2
| | | | | now. * fhandler.cc (set_name): Ditto.
* * Makefile.in (DLL_OFILES): Sort.Christopher Faylor2000-05-121-2/+0
| | | | | * fhandler_tty.cc (fhandler_tty_slave::send_ioctl_request): Eliminate. (fhandler_tty_slave::ioctl): Rewrite to avoid races.
* * Makefile.in: Add dependencies for fhandler_random.oCorinna Vinschen2000-05-031-1/+20
| | | | | | | | | | | | | | * fhandler.h: Add device type FH_RANDOM. Add class fhandler_dev_random. * fhandler_random.cc: New file. Implementation of fhandler_dev_random. * hinfo.cc (build_fhandler): Add case for FH_RANDOM. * path.cc: Add device names for random devices to windows_device_names. (get_device_number): Add if branch for random devices. (win32_device_name): Add device name generation for random devices. winsup.h: Include <wincrypt.h>.
* * fhandler.h (fhandler_base::hclose): New virtual method.Christopher Faylor2000-04-201-2/+3
| | | | | | | (fhandler_base::set_inheritance): Make this a method so that we can use the appropriate close methods. * fhandler.cc (fhandler_base::set_inheritance): Ditto. * path.cc (normalize_posix_path): Eliminate /. trailing path component.
* * fhandler.h (select_stuff): Eliminate use of 'total'.Christopher Faylor2000-04-031-3/+1
| | | | | | * select.cc (cygwin_select): Ditto. (select_stuff::wait): Use maximum size for w4 rather than calculating what will fit.
* Simplify constructors and initializers for select_record.Christopher Faylor2000-03-301-6/+6
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* * fhandler.h (select_record): Explicitly zero elements of this class.Christopher Faylor2000-03-301-1/+12
| | | | | (select_stuff): Ditto. * select.cc (cygwin_select): Eliminate memset zero of sel.
* Pipe changes throughout suggested by Eric Fifer <EFifer@sanwaint.com>Christopher Faylor2000-03-151-1/+1
| | | | | | | | | | | | | | | | | | | | | * 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.
* * fhandler.cc (fhandler_base::get_readahead_into_buffer): New function.Christopher Faylor2000-03-121-2/+4
| | | | | | | | | | | | | * fhandler.h: Declare new function. Add extra argument to process_slave_output. * fhandler_console.cc (fhandler_console::read): Move read ahead code to new function. * fhandler_tty.cc (fhandler_pty_master::process_slave_output): Move common code here. (fhandler_tty_slave::read): Understand readahead. (fhandler_pty_master::read): Move code to process_slave_output. * select.cc (peek_pipe): Avoid performing certain checks when non-read and on inappropriate fh types.
* Respond to a multitude of g++ warnings.Christopher Faylor2000-02-211-8/+8
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* import winsup-2000-02-17 snapshotChristopher Faylor2000-02-171-0/+804