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| author | Christopher Faylor <me@cgf.cx> | 2000-08-24 04:07:50 +0000 |
|---|---|---|
| committer | Christopher Faylor <me@cgf.cx> | 2000-08-24 04:07:50 +0000 |
| commit | f5589e41184c76a72991289c872b5a608e6a7731 (patch) | |
| tree | 7174b6d2587fce223afb64d76a9744db389ec097 /winsup/cygwin/spawn.cc | |
| parent | e1cf4ae80c43bd50e0e8f156d61d948d2947d295 (diff) | |
| download | newlib-f5589e41184c76a72991289c872b5a608e6a7731.zip newlib-f5589e41184c76a72991289c872b5a608e6a7731.tar.gz newlib-f5589e41184c76a72991289c872b5a608e6a7731.tar.bz2 | |
* dcrt0.cc (dll_crt0_1): Move exception list and constructor stuff earlier in
the process. Use new second argument to set_myself.
(cygwin_dll_init): Initialize exception list and constructor stuff here.
(_dll_crt0): And here. Also, deal with inherited pinfo shared memory region
from parent.
* pinfo.cc (set_myself): Accept a second argument signifying the a shared
memory region, passed from an execing parent.
(pinfo_init): Ditto.
* pinfo.h: Ditto.
* shared.h (child_info): Add a handle field to pass to child.
* spawn.cc (spawn_guts): Create a shared handle to pass to an execed child.
* winsup.h: Remove extraneous declaration.
Diffstat (limited to 'winsup/cygwin/spawn.cc')
| -rw-r--r-- | winsup/cygwin/spawn.cc | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/winsup/cygwin/spawn.cc b/winsup/cygwin/spawn.cc index 940f8d1..c9a9c3a 100644 --- a/winsup/cygwin/spawn.cc +++ b/winsup/cygwin/spawn.cc @@ -494,9 +494,13 @@ skip_arg_parsing: } init_child_info (chtype, ciresrv, (mode == _P_OVERLAY) ? myself->pid : 1, spr); + if (mode != _P_OVERLAY || + !DuplicateHandle (hMainProc, myself.shared_handle (), hMainProc, + &ciresrv->myself_pinfo, 0, + TRUE, DUPLICATE_SAME_ACCESS)) + ciresrv->myself_pinfo = NULL; LPBYTE resrv = si.lpReserved2 + sizeof *ciresrv; -# undef ciresrv if (fdtab.linearize_fd_array (resrv, len) < 0) { @@ -611,6 +615,9 @@ skip_arg_parsing: free (envblock); MALLOC_CHECK; + if (ciresrv->myself_pinfo) + CloseHandle (ciresrv->myself_pinfo); + /* Set errno now so that debugging messages from it appear before our final debugging message [this is a general rule for debugging messages]. */ |