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Re: Cygwin 64 problem
- From: Duncan Roe <duncan_roe at acslink dot net dot au>
- To: cygwin at cygwin dot com
- Date: Mon, 28 Nov 2016 09:30:35 +1100
- Subject: Re: Cygwin 64 problem
- Authentication-results: sourceware.org; auth=none
- References: <CAGX=k3HczQGx=51xRwyKrwpKTMqaOVqxj+ud4UH=i1yCPAFGWQ@mail.gmail.com> <email@example.com>
On Sun, Nov 27, 2016 at 11:02:29AM -0500, Ken Brown wrote:
> On 11/27/2016 9:03 AM, Girish Joglekar wrote:
> > Hi Ken,
> > Thank you for your reply on the Cygwin mailing list. I have created a
> > slightly smaller test example smaller than what I had created in Feb.
> > Attached is a tar file. After make insall if you run TEST.x and click
> > the Open button, it gives segmentation fault.
> > Hope you will be able to help.
> > Thank you.
> > Girish
> Please keep the discussion on the mailing list so that people who might be
> able to help will see it. I personally am not familiar with X11
> programming, so I'm not one of those people.
> I do have a few comments, however:
> 1. This may be slightly smaller than your previous program, but it is still
> *very* far from a small test case. You really can't expect people to debug
> a program of this size for you.
> 2. I suggest that you build with -Wall (as Marco already suggested in the
> earlier discussion) and fix all the compiler warnings. I saw several that
> need attention (aside from the many "unused variable" warnings). It
> wouldn't hurt to also use -Wextra.
> 3. I also suggest that you use gdb to find out where the program is crashing
> and why. You made a start on that in the discussion last March, but you
> didn't follow through. (By the way, I recommend building without
> optimization; otherwise you may not be able to get accurate information
> about the crash from gdb.)
> 4. If, after the steps above, you still think the crash is due to a Cygwin
> bug rather than a programming error, then try to extract from your program a
> test case as small as possible that reproduces the crash.
I thought I would have a crack at this but immediately got the error:
testc.h:8:19: fatal error: Xm/Xm.h: No such file or directory
I thought /usr/include/Xm/ should come with motif, which I have installed.
What have I missed?
Cheers ... Duncan.
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