gdb and gdbserver support for MIPS NPTL

[M.M. Kettenis]

Daniel Jacobowitz <drow@false.org> wrote:

> This patch provides ps_get_thread_area for both mips-linux-gdb and
> mips-linux gdbserver.  I haven't checked it in yet, because the
> corresponding kernel changes and glibc changes are still pending; I'll check
> it in when they've been approved.  Just wanted to get it off my hard drive.

The code include <linux/elf.h> that should be avoided if possible.
Is it still possible to change your glibc patches such that you can
avoid it?

> Index: gdb/gdb/gdbserver/linux-mips-low.c
> ===================================================================
> --- gdb.orig/gdb/gdbserver/linux-mips-low.c	2002-06-11 13:32:39.000000000 -0400
> +++ gdb/gdb/gdbserver/linux-mips-low.c	2005-02-13 21:59:15.000000000 -0500
> @@ -22,6 +22,26 @@
>  #include "server.h"
>  #include "linux-low.h"
>
> +#include <sys/ptrace.h>
> +
> +/* Correct for all GNU/Linux targets (for quite some time).  */
> +#define GDB_GREGSET_T elf_gregset_t
> +#define GDB_FPREGSET_T elf_fpregset_t
> +
> +#ifndef HAVE_ELF_FPREGSET_T
> +/* Make sure we have said types.  Not all platforms bring in <linux/elf.h>
> +   via <sys/procfs.h>.  */
> +#ifdef HAVE_LINUX_ELF_H
> +#include <linux/elf.h>
> +#endif
> +#endif
> +