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Re: Source for crt0.o?
- To: jfaith at lineo dot com, cygwin at cygwin dot com
- Subject: Re: Source for crt0.o?
- From: Earnie Boyd <earnie_boyd at yahoo dot com>
- Date: Wed, 29 Nov 2000 20:32:49 -0800 (PST)
--- firstname.lastname@example.org wrote:
> DJ Delorie wrote:
> > > Where can I find the source for /lib/crt0.o?
> > If you mean cygwin's, it's in src/newlib/libc/sys/cygwin/crt0.s
> Thanks, looks like I have cygwin32/crt0.c
> > > I tried disassembling (objdump -d) crt0.o, but did not see
> > > initialization of the .bss section or any "bss" at all,
> > NT does that for you. We don't need to worry about it.
> Are there cases where NT will not do this? I have an executable
> (binutils/gas) whose global data is not being initialized, and which
> eventually gets segmentation faults.
I don't have Cygwin up right now, I'm on Linux, but this should be easy to
test. I have seen cases of uninitialized global pointers and often suggest
that is the problem when someone reports SIGSEGV problems.
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