Re: [PATCH] clang-format: use git grep to generate the ForEachMacros list

> The ForEachMacros list can reasonably be generated grepping
> the C source code for macros with 'for_each' in their name.
>
> Taken almost verbatim from the .clang-format file in the Linux kernel.
>
> Signed-off-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
> ---
> We wrote this for the Linux kernel a while ago, and it has been working
> fine there, so I thought it would be nice to use the same approach here.

>  .clang-format | 17 +++++++++++++++--
>  1 file changed, 15 insertions(+), 2 deletions(-)
>
> diff --git a/.clang-format b/.clang-format
> index 41d4cd23fd..c592dda681 100644
> --- a/.clang-format
> +++ b/.clang-format
> @@ -148,8 +148,21 @@ SpacesInSquareBrackets: false
>  Cpp11BracedListStyle: false
>
>  # A list of macros that should be interpreted as foreach loops instead of as
> -# function calls.
> -ForEachMacros: ['for_each_string_list_item', 'for_each_wanted_builtin', 'for_each_builtin', 'for_each_ut']
> +# function calls. Taken from:
> +#   git grep -h '^#define [^[:space:]]*for_each[^[:space:]]*(' \
> +#   | sed "s,^#define \([^[:space:]]*for_each[^[:space:]]*\)(.*$,  - '\1'," \
> +#   | sort | uniq
> +ForEachMacros:
> +  - 'for_each_abbrev'
> +  - 'for_each_builtin'
> +  - 'for_each_string_list_item'
> +  - 'for_each_ut'
> +  - 'for_each_wanted_builtin'
> +  - 'list_for_each'
> +  - 'list_for_each_dir'
> +  - 'list_for_each_prev'
> +  - 'list_for_each_prev_safe'
> +  - 'list_for_each_safe'
>
>  # The maximum number of consecutive empty lines to keep.
>  MaxEmptyLinesToKeep: 1
> --
> 2.17.1
>
>