dynarray: Rename to glibc-internal/dynarray.

* modules/glibc-internal/dynarray: Renamed from modules/dynarray.
* modules/glibc-internal/dynarray-tests: Renamed from
modules/dynarray-tests.
* modules/regex (Depends-on): Update.
* NEWS: Mention this change and the previous one.

modules/glibc-internal/dynarray

@@ -0,0 +1,63 @@
+Description:
+Type-safe arrays which grow dynamically.
+
+Files:
+lib/dynarray.h
+lib/malloc/dynarray-skeleton.c
+lib/malloc/dynarray.h
+lib/malloc/dynarray_at_failure.c
+lib/malloc/dynarray_emplace_enlarge.c
+lib/malloc/dynarray_finalize.c
+lib/malloc/dynarray_resize.c
+lib/malloc/dynarray_resize_clear.c
+
+Depends-on:
+c99
+builtin-expect
+gen-header
+libc-config
+stdbool
+stddef
+intprops
+
+configure.ac:
+AC_PROG_MKDIR_P
+
+Makefile.am:
+BUILT_SOURCES += malloc/dynarray.gl.h malloc/dynarray-skeleton.gl.h
+
+malloc/dynarray.gl.h: malloc/dynarray.h
+	$(AM_V_GEN)$(MKDIR_P) '%reldir%/malloc'
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	  -e '/libc_hidden_proto/d' \
+	  $(srcdir)/malloc/dynarray.h > $@-t
+	$(AM_V_at)mv $@-t $@
+MOSTLYCLEANFILES += malloc/dynarray.gl.h malloc/dynarray.gl.h-t
+
+malloc/dynarray-skeleton.gl.h: malloc/dynarray-skeleton.c
+	$(AM_V_GEN)$(MKDIR_P) '%reldir%/malloc'
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|<malloc/dynarray\.h>|<malloc/dynarray.gl.h>|g' \
+	      -e 's|__attribute_maybe_unused__|_GL_ATTRIBUTE_MAYBE_UNUSED|g' \
+	      -e 's|__attribute_nonnull__|_GL_ATTRIBUTE_NONNULL|g' \
+	      -e 's|__attribute_warn_unused_result__|_GL_ATTRIBUTE_NODISCARD|g' \
+	      -e 's|__glibc_likely|_GL_LIKELY|g' \
+	      -e 's|__glibc_unlikely|_GL_UNLIKELY|g' \
+	      $(srcdir)/malloc/dynarray-skeleton.c > $@-t
+	$(AM_V_at)mv $@-t $@
+MOSTLYCLEANFILES += malloc/dynarray-skeleton.gl.h malloc/dynarray-skeleton.gl.h-t
+
+lib_SOURCES += malloc/dynarray_at_failure.c \
+               malloc/dynarray_emplace_enlarge.c \
+               malloc/dynarray_finalize.c \
+               malloc/dynarray_resize.c \
+               malloc/dynarray_resize_clear.c
+
+Include:
+"dynarray.h"
+
+License:
+LGPLv2+
+
+Maintainer:
+all, glibc