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* configure.in: Remove NEWVFORK default.

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* configure: Regenerate.
* dcrt0.cc: Conditionalize vfork stuff throughout.
* dtable.cc: Ditto.
* perthread.h: Ditto.
* pipe.cc (fhandler_pipe::close): Ditto.
* spawn.cc (spawnve): Ditto.
* syscalls.cc (setsid): Ditto.
* exceptions.cc (sigpacket::process): Use macro to refer to vfork pid.
* debug.cc (verify_handle): Define new function.
* debug.h (VerifyHandle): Define new macro.
(verify_handle): Declare new function
* fhandler.cc (fhandler_base::dup): Verify that dup'ed handle is not supposed
to be in use.
(fhandler_base::set_inheritance): Ditto.
(fhandler_base::fork_fixup): Ditto.
* fhandler_socket.cc (fhandler_socket::dup): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
* net.cc (set_socket_inheritance): Ditto.
* pinfo.cc (pinfo_fixup_after_exec): Ditto.
* sigproc.cc (proc_subproc): Ditto.
(sig_send): Ditto.
* spawn.cc (spawn_guts): Ditto.
* thread.cc (pthread::init_mainthread): Ditto.
* pipe.cc (fhandler_pipe::close): Close read_state with ForceCloseHandle since
it was protected.
(fhandler_pipe::fixup_after_exec): Protect read_state handle.
(fhandler_pipe::dup): Correctly close open handles on error condition.  Verify
that dup'ed handle is not supposed to be in use.
(fhandler_pipe::create): Protect read_state.
This commit is contained in:
Christopher Faylor
2004-01-23 23:05:33 +00:00
parent 7dddf53f5c
commit f723909038
22 changed files with 150 additions and 27 deletions
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14
winsup/cygwin/debug.cc
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@ -78,7 +78,18 @@ out:
return hl;
}
#ifdef DEBUGGING_AND_FDS_PROTECTED
void
verify_handle (const char *func, int ln, HANDLE h)
{
handle_list *hl = find_handle (h);
if (!hl)
return;
system_printf ("%s:%d - multiple attempts to add handle %p", func, ln, h);
system_printf (" previously allocated by %s:%d(%s<%p>) winpid %d",
hl->func, hl->ln, hl->name, hl->h, hl->pid);
}
void
setclexec (HANDLE oh, HANDLE nh, bool not_inheriting)
{
@ -90,7 +101,6 @@ setclexec (HANDLE oh, HANDLE nh, bool not_inheriting)
hl->h = nh;
}
}
#endif
/* Create a new handle record */
static handle_list * __stdcall