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* cygmagic: Add define name to warning.

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* dcrt0.cc (_dll_crt0): Check for changes in child_info size.
(multiple_cygwin_problem): Avoid "proc" errors when testing.  Just assume new
cygwin proc.
* shared_info.h (mount_info): Add 'cb' element for sanity checks.
(shared_info): Ditto.
* child_info.h (child_info): Add fhandler_union_size element for sanity
checking.
* shared.cc (open_shared): Detect shared region size mismatch between parent
and child.
(shared_info::initialize): Detect shared region size mismatch with expectation.
(memory_Init): Ditto.
* sigproc.cc (init_child_info): Correctly set cb in passed structure.
* shared.cc (open_shared):
This commit is contained in:
Christopher Faylor
2001-12-26 21:35:16 +00:00
parent dcd8b9be82
commit aaf219f01e
7 changed files with 67 additions and 17 deletions
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3
winsup/cygwin/sigproc.cc
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@@ -857,13 +857,14 @@ void __stdcall
init_child_info (DWORD chtype, child_info *ch, pid_t pid, HANDLE subproc_ready)
{
memset (ch, 0, sizeof *ch);
ch->cb = sizeof *ch;
ch->cb = chtype == PROC_FORK ? sizeof (child_info_fork) : sizeof (child_info);
ch->intro = PROC_MAGIC_GENERIC;
ch->magic = CHILD_INFO_MAGIC;
ch->type = chtype;
ch->cygpid = pid;
ch->subproc_ready = subproc_ready;
ch->pppid_handle = myself->ppid_handle;
ch->fhandler_union_cb = sizeof (fhandler_union);
}
/* Check the state of all of our children to see if any are stopped or