JehanneOS/newlib
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

* child_info.h (CURR_CHILD_INFO_MAGIC): Reset.

Browse Source 
(child_info_fork::heaptop): Remove obsolete element.
(child_info_fork::heabbase): Ditto.
(child_info_fork::heapptr): Ditto.
(child_info_fork::mount_table): New element.
(child_info_fork::myself_addr): Ditto.
* dcrt0.cc (dll_crt0_1): Set mount_table and myself_addr when forking.
(initial_env): Add newline to "sleeping" message.
* dll_init.cc (reserve_upto): Accommodate cygwin heap when freeing memory.
Make debugging output a little more descriptive.
* fork.cc (fork_parent): Save mount_table and myself_addr.
* pinfo.cc (myself_addr): New variable.
(set_myself): Pass PID_MYSELF flag to init.
(pinfo::Init): Honor PID_MYSELF.  Save address where myself shared memory
resides in myself_addr, for fork.
* pinfo.h (myself_addr): Declare.
* shared.cc (memory_init): On fork, use previously saved address for location
of mount table.
* include/sys/cygwin.h (PID_MYSELF): New value.
* dtable.cc (dtable::stdio_init): Don't pass access type to
init_std_file_from_handle.  It's always the same.
(dtable::init_std_file_from_handle): Remove access type argument.  Assume
read/write.
* dtable.h (dtable::init_std_file_from_handle): Ditto for declaration.
* exceptions.cc (try_to_debug): Don't try to debug if already being debugged.
* fhandler_console.cc (shared_console_info_save): New variable.
(fhandler_console::get_tty_stuff): Save address of shared console stuff for
fork.
This commit is contained in:
Christopher Faylor
2002-10-14 20:25:52 +00:00
parent c14ae835c5
commit 54030e2146
15 changed files with 95 additions and 32 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
winsup/cygwin/fhandler_console.cc
View File

@@ -91,7 +91,8 @@ struct console_state
dev_console dev_state;
};
static console_state NO_COPY *shared_console_info = NULL;
static console_state NO_COPY *shared_console_info;
static console_state *shared_console_info_save;
dev_console NO_COPY *fhandler_console::dev_state;
@@ -103,9 +104,10 @@ fhandler_console::get_tty_stuff (int flags = 0)
if (dev_state)
return &shared_console_info->tty_min_state;
shared_console_info =
shared_console_info = shared_console_info_save =
(console_state *) open_shared (NULL, 0, cygheap->console_h,
sizeof (*shared_console_info), NULL);
sizeof (*shared_console_info),
shared_console_info_save);
dev_state = &shared_console_info->dev_state;
ProtectHandleINH (cygheap->console_h);