[PATCH v2] sort-makefile-lines.py: Allow '_' in name and "^# name"

[Sunil Pandey]

On Thu, Feb 15, 2024 at 4:29 AM H.J. Lu <hjl.tools@gmail.com> wrote:

> '_' is used in Makefile variable names and many variables end with
> "^# name".  Relax sort-makefile-lines.py to allow '_' in name and
> "^# name" as variable end.  This fixes BZ #31385.
> ---
>  scripts/sort-makefile-lines.py | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/scripts/sort-makefile-lines.py
> b/scripts/sort-makefile-lines.py
> index f65ee40e27..b2249aef6d 100755
> --- a/scripts/sort-makefile-lines.py
> +++ b/scripts/sort-makefile-lines.py
> @@ -129,7 +129,7 @@ def sort_makefile_lines():
>      for i in range(len(lines)):
>          # Look for things like "var = \", "var := \" or "var += \"
>          # to start the sorted list.
> -        var = re.search(r'^([a-zA-Z0-9-]*) [\+:]?\= \\$', lines[i])
> +        var = re.search(r'^([-_a-zA-Z0-9]*) [\+:]?\= \\$', lines[i])
>          if var:
>              # Remember the index and the name.
>              startmarks.append((i, var.group(1)))
> @@ -140,7 +140,7 @@ def sort_makefile_lines():
>      rangemarks = []
>      for sm in startmarks:
>          # Look for things like "  # var" to end the sorted list.
> -        reg = r'^  # ' + sm[1] + r'$'
> +        reg = r'^ *# ' + sm[1] + r'$'
>          for j in range(sm[0] + 1, len(lines)):
>              if re.search(reg, lines[j]):
>                  # Remember the block to sort (inclusive).
> --
> 2.43.0
>

LGTM

--Sunil
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