[bitbake-devel] [PATCH 1/3] command.py: Add a hook for config parsing
Richard Purdie
richard.purdie at linuxfoundation.org
Fri Apr 13 10:54:46 UTC 2012
On Thu, 2012-04-12 at 23:46 +0800, Dongxiao Xu wrote:
> To make the UI settings take effect, we need to hook at the end of each
> config file parsing and set UI specific values.
>
> Signed-off-by: Richar Purdie <richard.purdie at linuxfoundation.org>
> Signed-off-by: Dongxiao Xu <dongxiao.xu at intel.com>
> ---
> lib/bb/command.py | 7 +++++++
> lib/bb/parse/parse_py/ConfHandler.py | 5 +++++
> 2 files changed, 12 insertions(+), 0 deletions(-)
>
> diff --git a/lib/bb/command.py b/lib/bb/command.py
> index 73aaca0..fd8912a 100644
> --- a/lib/bb/command.py
> +++ b/lib/bb/command.py
> @@ -179,6 +179,13 @@ class CommandsSync:
> """
> return bb.utils.cpu_count()
>
> + def setConfFilter(self, command, params):
> + """
> + Set the configuration file parsing filter
> + """
> + filterfunc = params[0]
> + bb.parse.parse_py.ConfHandler.confFilters.append(filterfunc)
> +
> class CommandsAsync:
> """
> A class of asynchronous commands
> diff --git a/lib/bb/parse/parse_py/ConfHandler.py b/lib/bb/parse/parse_py/ConfHandler.py
> index fa811f3..f108c24 100644
> --- a/lib/bb/parse/parse_py/ConfHandler.py
> +++ b/lib/bb/parse/parse_py/ConfHandler.py
> @@ -71,6 +71,8 @@ def include(oldfn, fn, lineno, data, error_out):
> raise ParseError("Could not %(error_out)s file %(fn)s" % vars(), oldfn, lineno)
> logger.debug(2, "CONF file '%s' not found", fn)
>
> +confFilters = []
> +
> def handle(fn, data, include):
> init(data)
>
> @@ -107,6 +109,9 @@ def handle(fn, data, include):
> if oldfile:
> data.setVar('FILE', oldfile)
>
> + for f in confFilters:
> + f(fn, data)
> +
> return data
>
> def feeder(lineno, s, fn, statements):
I've merged this but I added in a comment block about why we need to do
this since its not immediately clear why we need to do something quite
this nasty.
Cheers,
Richard
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