[U-Boot] [PATCH 1/2] tools: moveconfig: support wildcards in --defconfigs file

[Tom Rini <trini@konsulko.com>]

On Wed, Oct 19, 2016 at 01:14:58AM +0900, Masahiro Yamada wrote:
> 2016-10-17 5:15 GMT+09:00 Tom Rini <trini@konsulko.com>:
> > On Mon, Oct 17, 2016 at 02:17:22AM +0900, Masahiro Yamada wrote:
> >
> >> Supporting shell-style wildcards for the --defconfigs option will be
> >> useful to run the moveconfig tool against a specific platform.  For
> >> example, "uniphier*" in the file passed by --defconfigs option will
> >> be expanded to defconfig files that start with "uniphier".  This is
> >> easier than listing out all the UniPhier defconfig files.
> >>
> >> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
> >> ---
> >>
> >>  tools/moveconfig.py | 23 +++++++++++++++--------
> >>  1 file changed, 15 insertions(+), 8 deletions(-)
> >>
> >> diff --git a/tools/moveconfig.py b/tools/moveconfig.py
> >> index 87e2bb2..67cf5f0 100755
> >> --- a/tools/moveconfig.py
> >> +++ b/tools/moveconfig.py
> >> @@ -127,7 +127,8 @@ Available options
> >>     standard commit message is used which may need to be edited.
> >>
> >>   -d, --defconfigs
> >> -  Specify a file containing a list of defconfigs to move
> >> +  Specify a file containing a list of defconfigs to move.  The defconfig
> >> +  files can be given with shell-style wildcards.
> >>
> >>   -n, --dry-run
> >>     Perform a trial run that does not make any changes.  It is useful to
> >> @@ -180,6 +181,7 @@ import copy
> >>  import difflib
> >>  import filecmp
> >>  import fnmatch
> >> +import glob
> >>  import multiprocessing
> >>  import optparse
> >>  import os
> >> @@ -284,6 +286,17 @@ def get_make_cmd():
> >>          sys.exit('GNU Make not found')
> >>      return ret[0].rstrip()
> >>
> >> +def get_matched_defconfigs(defconfigs_file):
> >> +    """Get all the defconfig files that match the patterns in a file."""
> >> +    # use a set rather than a list in order to avoid double-counting
> >> +    defconfigs = set()
> >> +    for line in open(defconfigs_file):
> >> +        line = os.path.join('configs', line.strip())
> >> +        defconfigs |= set(glob.glob(line))
> >> +        defconfigs |= set(glob.glob(line + '_defconfig'))
> >> +
> >> +    return [ defconfig[len('configs') + 1:]  for defconfig in defconfigs ]
> >> +
> >>  def get_all_defconfigs():
> >>      """Get all the defconfig files under the configs/ directory."""
> >>      defconfigs = []
> >> @@ -1204,13 +1217,7 @@ def move_config(configs, options):
> >>          reference_src_dir = None
> >>
> >>      if options.defconfigs:
> >> -        defconfigs = [line.strip() for line in open(options.defconfigs)]
> >> -        for i, defconfig in enumerate(defconfigs):
> >> -            if not defconfig.endswith('_defconfig'):
> >> -                defconfigs[i] = defconfig + '_defconfig'
> >> -            if not os.path.exists(os.path.join('configs', defconfigs[i])):
> >> -                sys.exit('%s - defconfig does not exist. Stopping.' %
> >> -                         defconfigs[i])
> >> +        defconfigs = get_matched_defconfigs(options.defconfigs)
> >
> > I don't see error handling in the case of files (and now globs) not
> > existing now, is this just handled by other parts of the code?  Thanks!
> 
> 
> No, it will be removed.
> 
> With this patch, each line will be a pattern
> that may match multiple defconfigs,
> or that may match nothing.

Ah, OK.

> Is it important to check users' possible typos?

Well, will a list of invalid config names say something useful, or fail
silently or fail in unexpected ways?

-- 
Tom
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