langpacks: Use symlinks for LC_NAME, LC_NUMERIC files if possible (RHEL-97434)

Resolves: RHEL-97434

glibc.spec

@@ -157,7 +157,7 @@ end \
 Summary: The GNU libc libraries
 Name: glibc
 Version: %{glibcversion}
-Release: 205%{?dist}
+Release: 206%{?dist}
 
 # In general, GPLv2+ is used by programs, LGPLv2+ is used for
 # libraries.
@@ -2463,11 +2463,15 @@ ln locale-archive locale-archive.real
 # each langpack ends up retaining a copy.  If we convert these to symbolic
 # links instead, we save ~350K each when they get installed that way.
 #
-# LC_MEASUREMENT and LC_PAPER also have several duplicates but we don't
-# bother with these because they are only ~30 bytes each.
+# To simplify testing, do this for LC_NAME and LC_NUMERIC as well,
+# although the savings are minimal.  (It is not clear what is smaller:
+# multiple short symbolic links, or one file hard linked into multiple
+# directories.)
 pushd %{glibc_sysroot}/usr/lib/locale
-for f in $(find eo *_* -samefile C.utf8/LC_CTYPE); do
-  rm $f && ln -s '../C.utf8/LC_CTYPE' $f
+for k in CTYPE NAME NUMERIC; do
+  for f in $(find eo *_* -samefile C.utf8/LC_$k); do
+    rm $f && ln -s ../C.utf8/LC_$k $f
+  done
 done
 popd
 
@@ -3235,6 +3239,9 @@ update_gconv_modules_cache ()
 %endif
 
 %changelog
+* Wed Jun 18 2025 Florian Weimer  <fweimer@redhat.com> - 2.34-206
+- langpacks: Use symlinks for LC_NAME, LC_NUMERIC files if possible (RHEL-97434)
+
 * Wed Jun 11 2025 Frédéric Bérat <fberat@redhat.com> - 2.34-205
 - Add testcases for abs(), labs(), and llabs() functions. (RHEL-77082)