[PATCH] libc/sysdeps: {get,make,set,swap}context for i386

[Bernhard Reutner-Fischer]

On Wed, Oct 31, 2012 at 01:22:10PM +0000, Natanael Copa wrote:
> imported from glibc
> 
> Signed-off-by: Natanael Copa <ncopa at alpinelinux.org>
> ---
>  .gitignore                             |   1 +
>  libc/sysdeps/linux/i386/Makefile.arch  |  37 ++++++++++
>  libc/sysdeps/linux/i386/getcontext.S   |  84 ++++++++++++++++++++++
>  libc/sysdeps/linux/i386/makecontext.S  | 123 +++++++++++++++++++++++++++++++++
>  libc/sysdeps/linux/i386/setcontext.S   |  96 +++++++++++++++++++++++++
>  libc/sysdeps/linux/i386/swapcontext.S  | 110 +++++++++++++++++++++++++++++
>  libc/sysdeps/linux/i386/ucontext_i.sym |  30 ++++++++
>  7 files changed, 481 insertions(+)
>  create mode 100644 libc/sysdeps/linux/i386/getcontext.S
>  create mode 100644 libc/sysdeps/linux/i386/makecontext.S
>  create mode 100644 libc/sysdeps/linux/i386/setcontext.S
>  create mode 100644 libc/sysdeps/linux/i386/swapcontext.S
>  create mode 100644 libc/sysdeps/linux/i386/ucontext_i.sym
> 
> diff --git a/.gitignore b/.gitignore
> index 3ded06e..d09c929 100644
> --- a/.gitignore
> +++ b/.gitignore
> @@ -18,6 +18,7 @@ install_dir/
>  .*.dep
>  /*.log
>  cscope.*
> +ucontext_i.[chs]

please put that into a new libc/.gitignore
>  
>  #
>  # Debugging files
> diff --git a/libc/sysdeps/linux/i386/Makefile.arch b/libc/sysdeps/linux/i386/Makefile.arch
> index a3bf32f..a12c42c 100644
> --- a/libc/sysdeps/linux/i386/Makefile.arch
> +++ b/libc/sysdeps/linux/i386/Makefile.arch
> @@ -11,6 +11,9 @@ SSRC := \
>  	__longjmp.S setjmp.S bsd-setjmp.S bsd-_setjmp.S \
>  	sync_file_range.S syscall.S mmap.S mmap64.S
>  
> +LIBC_ARCH_DIR := $(top_srcdir)/libc/sysdeps/linux/$(TARGET_ARCH)
> +LIBC_ARCH_OUT := $(top_builddir)/libc/sysdeps/linux/$(TARGET_ARCH)

we do have ARCH_DIR in libc/sysdeps/linux/Makefile.commonarch and i
think that's what you should use there, too.

ceterum censeo that go should be fixed instead :P
but anyway. Please resend.

TIA,