[newlib-cygwin/main] Cygwin: define CHARCLASS_NAME_MAX

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=68db1fa7babf9c9c19b36fa4cf4bb747190c0769

commit 68db1fa7babf9c9c19b36fa4cf4bb747190c0769
Author:     Corinna Vinschen <corinna@vinschen.de>
AuthorDate: Wed Mar 1 21:20:26 2023 +0100
Commit:     Corinna Vinschen <corinna@vinschen.de>
CommitDate: Wed Mar 1 21:22:56 2023 +0100

    Cygwin: define CHARCLASS_NAME_MAX
    
    CHARCLASS_NAME_MAX isn't defined yet, accidentally.
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/include/limits.h | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/winsup/cygwin/include/limits.h b/winsup/cygwin/include/limits.h
index 51cc8835d87c..28b7527f5180 100644
--- a/winsup/cygwin/include/limits.h
+++ b/winsup/cygwin/include/limits.h
@@ -375,9 +375,8 @@ details. */
 #undef BC_STRING_MAX
 #define BC_STRING_MAX 1000
 
-/* Maximum number of bytes in a character class name.  Not implemented. */
-#undef CHARCLASS_NAME_MAX
-/* #define CHARCLASS_NAME_MAX >= _POSIX2_CHARCLASS_NAME_MAX */
+/* Maximum number of bytes in a character class name. */
+#define CHARCLASS_NAME_MAX 14
 
 /* Maximum number of weights that can be assigned to an entry of the
    LC_COLLATE order keyword in the locale definition file. */