Last week I did:
> 2025-02-21 Bruno Haible <br...@clisp.org>
>
> langinfo-h, nl_langinfo: Support abbreviated alternative month names.
> * lib/langinfo.in.h (ABALTMON_1...ABALTMON_12): New macros.
> * m4/langinfo_h.m4 (gl_LANGINFO_H): Define HAVE_LANGINFO_ABALTMON.
> * modules/langinfo-h (Makefile.am): Substitute HAVE_LANGINFO_ABALTMON.
> * tests/test-langinfo-h.c (items): Add ABALTMON_1 to ABALTMON_12.
> * lib/nl_langinfo.c (rpl_nl_langinfo): Treat ABALTMON_i like ABMON_i.
> * tests/test-nl_langinfo.c (main): Test ABALTMON_*.
Oops, there is a unit test failure on CentOS 7, Alpine Linux, NetBSD 10,
Solaris 11. This patch fixes it.
2025-02-24 Bruno Haible <br...@clisp.org>
nl_langinfo: Fix support of abbreviated alternative month names.
* lib/nl_langinfo.c (rpl_nl_langinfo): Treat ABALTMON_i like ABMON_i.
diff --git a/lib/nl_langinfo.c b/lib/nl_langinfo.c
index f2a177cbd8..b87066bbfd 100644
--- a/lib/nl_langinfo.c
+++ b/lib/nl_langinfo.c
@@ -317,6 +317,24 @@ rpl_nl_langinfo (nl_item item)
item = item - ALTMON_1 + MON_1;
break;
# endif
+# if GNULIB_defined_ABALTMON
+ case ABALTMON_1:
+ case ABALTMON_2:
+ case ABALTMON_3:
+ case ABALTMON_4:
+ case ABALTMON_5:
+ case ABALTMON_6:
+ case ABALTMON_7:
+ case ABALTMON_8:
+ case ABALTMON_9:
+ case ABALTMON_10:
+ case ABALTMON_11:
+ case ABALTMON_12:
+ /* We don't ship the appropriate localizations with gnulib. Therefore,
+ treat ABALTMON_i like ABMON_i. */
+ item = item - ABALTMON_1 + ABMON_1;
+ break;
+# endif
# if GNULIB_defined_ERA
case ERA:
/* The format is not standardized. In glibc it is a sequence of strings
