> isalnum_l: New module.
> * lib/ctype.in.h: Include <locale.h>.
> (isalnum_l): New declaration.
> * tests/test-ctype-h-c++.cc: Check declaration of isalnum_l.
Oops, I forgot to test this in C++ mode. And sure enough, on macOS
the _GL_CXXALIASWARN invocation produces an error.
2025-02-14 Bruno Haible <br...@clisp.org>
isalnum_l: Fix errors in C++ mode.
* lib/ctype.in.h (isalnum_l): Disable _GL_CXXALIASWARN invocation on
non-glibc systems.
* tests/test-ctype-h-c++.cc (isalnum_l): Fix typo.
* doc/posix-functions/isalnum_l.texi: Correct platforms list.
diff --git a/doc/posix-functions/isalnum_l.texi
b/doc/posix-functions/isalnum_l.texi
index 36c0223697..8786db9a7f 100644
--- a/doc/posix-functions/isalnum_l.texi
+++ b/doc/posix-functions/isalnum_l.texi
@@ -11,7 +11,7 @@
@itemize
@item
This function is missing on many platforms:
-FreeBSD 6.0, NetBSD 5.0, OpenBSD 6.0, Minix 3.1.8, AIX 5.1, HP-UX 11, Solaris
11.3, Cygwin 1.7.x, mingw, MSVC 14, Android 4.4.
+FreeBSD 9.0, NetBSD 6.1, OpenBSD 6.1, Minix 3.1.8, AIX 6.1, HP-UX 11, Solaris
11.3, Cygwin 2.5.x, mingw, MSVC 14, Android 4.4.
@end itemize
Portability problems not fixed by Gnulib:
diff --git a/lib/ctype.in.h b/lib/ctype.in.h
index 1ca6437c82..231c0b6601 100644
--- a/lib/ctype.in.h
+++ b/lib/ctype.in.h
@@ -70,7 +70,9 @@ _GL_FUNCDECL_SYS (isalnum_l, int, (int c, locale_t locale),
_GL_ARG_NONNULL ((2)));
# endif
_GL_CXXALIAS_SYS (isalnum_l, int, (int c, locale_t locale));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (isalnum_l);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef isalnum_l
# if HAVE_RAW_DECL_ISALNUM_L
diff --git a/tests/test-ctype-h-c++.cc b/tests/test-ctype-h-c++.cc
index 99d6bd43b7..981eda6671 100644
--- a/tests/test-ctype-h-c++.cc
+++ b/tests/test-ctype-h-c++.cc
@@ -25,7 +25,7 @@
#if GNULIB_TEST_ISALNUM_L
-SIGNATURE_CHECK (GNULIB_NAMESPACE::isalnum_l, int, (int, locale-t));
+SIGNATURE_CHECK (GNULIB_NAMESPACE::isalnum_l, int, (int, locale_t));
#endif
#if 0
