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* DevNotes: Add entry cgf-000004.

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* pinfo.cc (pinfo::init): Reuse shared memory if the state is marked with
PID_REAPED.
* spawn.cc (child_info_spawn::worker): Don't duplicate myself_pinfo into
non-cygwin child.
* fork.cc (frok::parent): Improve error output.
This commit is contained in:
Christopher Faylor
2012-05-08 15:06:43 +00:00
parent 51180c08ed
commit dfd5d5bea6
5 changed files with 60 additions and 8 deletions
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10
winsup/cygwin/spawn.cc
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@@ -422,10 +422,10 @@ child_info_spawn::worker (const char *prog_arg, const char *const *argv,
moreinfo->argc = newargv.argc;
moreinfo->argv = newargv;
if (mode != _P_OVERLAY ||
!DuplicateHandle (GetCurrentProcess (), myself.shared_handle (),
GetCurrentProcess (), &moreinfo->myself_pinfo,
0, TRUE, DUPLICATE_SAME_ACCESS))
if (mode != _P_OVERLAY || !real_path.iscygexec ()
|| !DuplicateHandle (GetCurrentProcess (), myself.shared_handle (),
GetCurrentProcess (), &moreinfo->myself_pinfo,
0, TRUE, DUPLICATE_SAME_ACCESS))
moreinfo->myself_pinfo = NULL;
else
VerifyHandle (moreinfo->myself_pinfo);
@@ -740,7 +740,7 @@ loop:
process fails. Only need to do this for _P_OVERLAY since the handle will
be closed otherwise. Don't need to do this for 'parent' since it will
be closed in every case. See FIXME above. */
if (!real_path.iscygexec () && mode == _P_OVERLAY)
if (!iscygwin () && mode == _P_OVERLAY)
SetHandleInformation (wr_proc_pipe, HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT);
if (wr_proc_pipe == my_wr_proc_pipe)
wr_proc_pipe = NULL; /* We still own it: don't nuke in destructor */