Re: [LTP] [PATCH] fix compiling error on ia64 platform (ltp-full-20091130)

[Mike Frysinger <vapier@gentoo.org>]

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On Tuesday 15 December 2009 14:39:24 Garrett Cooper wrote:
> On Mon, Dec 14, 2009 at 10:14 PM, Mitani wrote:
> > I applied following Casper's patch to "ltp-2009-12-10" cvs,
> > then "make" succeeded in RHEL5.4 ia64 system:
> > http://www.mail-archive.com/ltp-list@lists.sourceforge.net/msg08991.html
> >
> > On the other hand, I used Repository's following sources,
> > but "make" failed.
> >  - "ptrace.h"   (Revision 1.9)
> >  - "ptrace04.c" (Revision 1.13)
> >
> > But, at least, I think that the Repository's revision about "ptrace04.c"
> > is right. And "ptrace04.c" of "ltp-2009-12-15" cvs is same one.
> >
> >
> > Today, I arranged Casper's "ptrace.h" patch for "ltp-2009-12-15" cvs
> > and applied it to this cvs, and "make" succeeded.
> >
> >
> > I tried following other systems as using this patch, and succeeded:
> >  - RHEL5.4(kernel : 2.6.18-164.el5) and x86 architecture
> >  - RHEL5.4(kernel : 2.6.18-164.el5) and x86_64 architecture
> >  - RHEL4.8(kernel : 2.6.9-89.ELsmp) and x86 architecture
> 
> Until this issue is resolved (I ran into problems trying to use
> crossdev, so I'll have to manually inspect headers after I track down
> which versions are used in the Redhat distros specified), please
> remember that you _can_ always comment out the line which says:
> 
> /* Define to 1 if you have the <asm/ptrace.h> header file. */
> #define HAVE_ASM_PTRACE_H 1
> 
> Actually, I think I'll just remove that header check if the build
> passes unless Mike objects, because we really shouldn't be
> #include'ing asm/* headers without having a good reason to do so
> because it results in pain of this magnitude...

the linux/asm ptrace headers are the only place where register defines are 
found.  the C library ptrace only includes common ptrace requests.
-mike

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