Hi,

This probably has documentation ramifications yes?  See
https://yoctoproject.org/docs/2.6/mega-manual/mega-manual.html#ref-devtool-reference
.

Thanks,
Scott

On Wed, Dec 5, 2018 at 8:27 AM Sai Hari Chandana Kalluri <
chandana.kalluri@xilinx.com> wrote:

> All packages that support the menuconfig task will be able to run devtool
> menuconfig command. This would allow the user to modify the current
> configure options and create a config fragment which can be added to a
> recipe using devtool finish.
>
> 1. The patch checks if devtool menuconfig command is called for a valid
> package.
> 2. It checks for oe-local-files dir within source and creates one
> if needed, this directory is needed to store the final generated config
> fragment so that devtool finish can update the recipe.
> 3. Menuconfig command is called for users to make necessary changes. After
> saving the changes, diffconfig command is run to generate the fragment.
>
> Syntax:
>         devtool menuconfig <package name>
>          Ex: devtool menuconfig linux-yocto
>
> The config fragment is saved as devtool-fragment.cfg within
> oe-local-files dir.
>
>         Ex:
> <workspace_path>/sources/linux-yocto/oe-local-files/devtool-fragment.cfg
>
> Run devtool finish to update the recipe by appending the config fragment
> to SRC_URI and place a copy of the fragment within the layer where the
> recipe resides.
>         Ex: devtool finish linux-yocto meta
>
> [YOCTO #10416]
>
> Signed-off-by: Sai Hari Chandana Kalluri <chandana.kalluri@xilinx.com>
> Signed-off-by: Alejandro Enedino Hernandez Samaniego <alejandr@xilinx.com>
> ---
>  scripts/lib/devtool/menuconfig.py | 80
> +++++++++++++++++++++++++++++++++++++++
>  1 file changed, 80 insertions(+)
>  create mode 100644 scripts/lib/devtool/menuconfig.py
>
> diff --git a/scripts/lib/devtool/menuconfig.py
> b/scripts/lib/devtool/menuconfig.py
> new file mode 100644
> index 0000000..38133db
> --- /dev/null
> +++ b/scripts/lib/devtool/menuconfig.py
> @@ -0,0 +1,80 @@
> +# OpenEmbedded Development tool - menuconfig command plugin
> +#
> +# Copyright (C) 2018 Xilinx
> +# Written by: Chandana Kalluri <ckalluri@xilinx.com>
> +#
> +# This program is free software; you can redistribute it and/or modify
> +# it under the terms of the GNU General Public License version 2 as
> +# published by the Free Software Foundation.
> +#
> +# This program is distributed in the hope that it will be useful,
> +# but WITHOUT ANY WARRANTY; without even the implied warranty of
> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> +# GNU General Public License for more details.
> +#
> +# You should have received a copy of the GNU General Public License along
> +# with this program; if not, write to the Free Software Foundation, Inc.,
> +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
> +
> +"""Devtool menuconfig plugin"""
> +
> +import os
> +import bb
> +import logging
> +import argparse
> +import re
> +import glob
> +from devtool import setup_tinfoil, parse_recipe, DevtoolError, standard,
> exec_build_env_command
> +
> +logger = logging.getLogger('devtool')
> +
> +def menuconfig(args, config, basepath, workspace):
> +    """Entry point for the devtool 'menuconfig' subcommand"""
> +
> +    rd = ""
> +    kconfigpath = ""
> +    pn_src = ""
> +    localfilesdir = ""
> +    workspace_dir = ""
> +    tinfoil = setup_tinfoil(basepath=basepath)
> +    try:
> +      rd = parse_recipe(config, tinfoil, args.component, appends=True,
> filter_workspace=False)
> +      if not rd:
> +         return 1
> +
> +      pn =  rd.getVar('PN', True)
> +      if pn not in workspace:
> +         raise DevtoolError("Run devtool modify before calling menuconfig
> for %s" %pn)
> +
> +      if not rd.getVarFlag('do_menuconfig','task'):
> +         raise DevtoolError("This package does not support menuconfig
> option")
> +
> +      workspace_dir = os.path.join(basepath,'workspace/sources')
> +      kconfigpath = rd.getVar('B')
> +      pn_src = os.path.join(workspace_dir,pn)
> +
> +      #add check to see if oe_local_files exists or not
> +      localfilesdir = os.path.join(pn_src,'oe-local-files')
> +      if not os.path.exists(localfilesdir):
> +          bb.utils.mkdirhier(localfilesdir)
> +          #Add gitignore to ensure source tree is clean
> +          gitignorefile = os.path.join(localfilesdir,'.gitignore')
> +          with open(gitignorefile, 'w') as f:
> +                  f.write('# Ignore local files, by default. Remove this
> file if you want to commit the directory to Git\n')
> +                  f.write('*\n')
> +
> +    finally:
> +      tinfoil.shutdown()
> +
> +    logger.info('Launching menuconfig')
> +    exec_build_env_command(config.init_path, basepath, 'bitbake -c
> menuconfig %s' % pn, watch=True)
> +    fragment = os.path.join(localfilesdir, 'devtool-fragment.cfg')
> +    res = standard._create_kconfig_diff(pn_src,rd,fragment)
> +
> +    return 0
> +
> +def register_commands(subparsers, context):
> +    """register devtool subcommands from this plugin"""
> +    parser_menuconfig = subparsers.add_parser('menuconfig',help='allows
> altering the system component configuration', description='launches the
> make menuconfig command, allows user to make changes to configuration.
> creates a config fragment', group='advanced')
> +    parser_menuconfig.add_argument('component', help='compenent to alter
> config')
> +
> parser_menuconfig.set_defaults(func=menuconfig,fixed_setup=context.fixed_setup)
> --
> 2.7.4
>
> --
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