[clang] [clang-format] Add SpaceBeforeUnderscoreParens option for GNU gettext… (PR #159925)

[via cfe-commits]

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@@ -4667,6 +4667,16 @@ struct FormatStyle {
   /// \version 7
   bool SpaceBeforeInheritanceColon;
 
+  /// If ``false``, spaces will be removed between underscore and an opening
+  /// parenthesis. This is specifically for the gettext macro ``_()`` commonly
+  /// used in GNU projects.
+  /// \code
+  ///    true:                                  false:
+  ///    _ (message);                   vs.     _(message);
+  /// \endcode
+  /// \version 19
+  bool SpaceBetweenUnderscoreParens;
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kgerlich wrote:

resorted, thanks.

GDB would have two out of the three requirements @owenca mentioned to allow for a new option. I'm trying to see if in the GDB coding style docs, the _() macro can be described which would then meet all reqs.

https://github.com/llvm/llvm-project/pull/159925