This is the mail archive of the libc-alpha@sources.redhat.com mailing list for the glibc project.

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Add unwind information to i386 LinuxThreads syscalls

On Fri, Feb 25, 2005 at 10:40:55PM +0100, Jakub Jelinek wrote:
> On Fri, Feb 25, 2005 at 04:36:55PM -0500, Daniel Jacobowitz wrote:
> > LinuxThreads doesn't need unwind information for cancellation, but other
> > things need to unwind out of cancellable syscalls from time to time - for
> > instance, GDB.  I don't know if gcj needs this too but I suspect it does.
> > This patch adapts the .eh_frame information from the NPTL version of
> > sysdep-cancel.h.
> > 
> > Tested on i686-pc-linux-gnu.  Is this OK?
> 
> Can't you use .cfi_* directives instead?

Sure, but I didn't write this from scratch - as I said, I took it from
the NPTL implementation.  Might as well keep them in sync.

-- 
Daniel Jacobowitz
CodeSourcery, LLC
Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]