(show_date): Add a comment explaining why the

format string must not be translatable via _().  From Paul Eggert.

1 files changed, 7 insertions, 0 deletions

diff --git a/src/date.c b/src/date.c
index 23a298286..b521d661d 100644
--- a/src/date.c
+++ b/src/date.c
@@ -461,6 +461,13 @@ show_date (const char *format, time_t when)
       else
 	{
 	  char *date_fmt = DATE_FMT_LANGINFO ();
+	  /* Do not wrap the following literal format string with _(...).
+	     For example, suppose LC_ALL is unset, LC_TIME="POSIX",
+	     and LANG="ko_KR".	In that case, POSIX.2 says that LC_TIME
+	     determines the format and contents of date and time strings
+	     written by date, which means "date" must generate output
+	     using the POSIX locale; but adding _() would cause "date"
+	     to use a Korean translation of the format.  */
 	  format = *date_fmt ? date_fmt : "%a %b %e %H:%M:%S %Z %Y";
 	}
     }