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* autoload.cc (GetHandleInformation): Declare new function. 

(SetHandleInformation): Ditto.
* debug.cc (add_handle): Use SetHandleInformation to protect handle.
(close_handle): Use SetHandleInformation to unprotect handle.
* spawn.cc (spawn_guts): Move detached test outside of P_OVERLAY block.
This commit is contained in:
Christopher Faylor 2006-08-09 15:04:32 +00:00
parent 7636b58590
commit bbf38a55c6
4 changed files with 16 additions and 3 deletions
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9
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,12 @@
2006-08-09 Christopher Faylor <cgf@timesys.com>
* autoload.cc (GetHandleInformation): Declare new function.
(SetHandleInformation): Ditto.
* debug.cc (add_handle): Use SetHandleInformation to protect handle.
(close_handle): Use SetHandleInformation to unprotect handle.
* spawn.cc (spawn_guts): Move detached test outside of P_OVERLAY block.
2006-08-07 Corinna Vinschen <corinna@vinschen.de>
* autoload.cc (NtSetInformationFile): Define.

2
winsup/cygwin/autoload.cc
View File

@ -507,6 +507,7 @@ LoadDLLfuncEx (FindVolumeClose, 4, kernel32, 1)
LoadDLLfuncEx2 (GetCompressedFileSizeA, 8, kernel32, 1, 0xffffffff)
LoadDLLfuncEx (GetConsoleWindow, 0, kernel32, 1)
LoadDLLfuncEx (GetDiskFreeSpaceEx, 16, kernel32, 1)
LoadDLLfuncEx (GetHandleInformation, 8, kernel32, 1)
LoadDLLfuncEx (GetNativeSystemInfo, 4, kernel32, 1)
LoadDLLfuncEx (GetProcessWorkingSetSize, 12, kernel32, 1)
LoadDLLfuncEx (GetVolumeNameForVolumeMountPointA, 12, kernel32, 1)
@ -516,6 +517,7 @@ LoadDLLfuncEx (IsWow64Process, 8, kernel32, 1);
LoadDLLfuncEx (Process32First, 8, kernel32, 1)
LoadDLLfuncEx (Process32Next, 8, kernel32, 1)
LoadDLLfuncEx (RegisterServiceProcess, 8, kernel32, 1)
LoadDLLfuncEx (SetHandleInformation, 12, kernel32, 1)
LoadDLLfuncEx (SetProcessWorkingSetSize, 12, kernel32, 1)
LoadDLLfuncEx (SignalObjectAndWait, 16, kernel32, 1)
LoadDLLfuncEx (SwitchToThread, 0, kernel32, 1)

4
winsup/cygwin/debug.cc
View File

@ -166,6 +166,7 @@ add_handle (const char *func, int ln, HANDLE h, const char *name, bool inh)
hl->pid = GetCurrentProcessId ();
cygheap->debug.endh->next = hl;
cygheap->debug.endh = hl;
SetHandleInformation (h, HANDLE_FLAG_PROTECT_FROM_CLOSE, HANDLE_FLAG_PROTECT_FROM_CLOSE);
debug_printf ("protecting handle '%s'(%p), inherited flag %d", hl->name, hl->h, hl->inherited);
}
@ -234,9 +235,10 @@ close_handle (const char *func, int ln, HANDLE h, const char *name, bool force)
if (!mark_closed (func, ln, h, name, force))
return false;
SetHandleInformation (h, HANDLE_FLAG_PROTECT_FROM_CLOSE, 0);
ret = CloseHandle (h);
#if 0 /* Uncomment to see CloseHandle failures */
#if 1 /* Uncomment to see CloseHandle failures */
if (!ret)
small_printf ("CloseHandle(%s) failed %s:%d\n", name, func, ln);
#endif

4
winsup/cygwin/spawn.cc
View File

@ -422,6 +422,8 @@ spawn_guts (const char * prog_arg, const char *const *argv,
if (mode == _P_DETACH)
c_flags |= DETACHED_PROCESS;
else
set_console_state_for_spawn (real_path.iscygexec ());
if (mode != _P_OVERLAY)
myself->exec_sendsig = NULL;
@ -447,8 +449,6 @@ spawn_guts (const char * prog_arg, const char *const *argv,
ProtectHandleINH (cygheap->pid_handle);
else
system_printf ("duplicate to pid_handle failed, %E");
if (mode != _P_DETACH)
set_console_state_for_spawn (real_path.iscygexec ());
}
/* Some file types (currently only sockets) need extra effort in the parent