Update to libreadline-8.2.

ports/libreadline/libreadline.patch

@@ -1,24 +1,3 @@
-diff -Paur --no-dereference -- libreadline.upstream/configure libreadline/configure
---- libreadline.upstream/configure
-+++ libreadline/configure
-@@ -2628,8 +2628,6 @@
-     i[3456]86-*-beos*)
-         cross_cache=${srcdir}/cross-build/x86-beos.cache
-         ;;
--    *)  echo "configure: cross-compiling for $host is not supported" >&2
--        ;;
-     esac
-     if test -n "${cross_cache}" && test -r "${cross_cache}"; then
-         echo "loading cross-build cache file ${cross_cache}"
-@@ -5412,7 +5410,7 @@
-   if test "$cross_compiling" = yes; then :
-   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cannot check for sigsetjmp/siglongjmp if cross-compiling -- defaulting to missing" >&5
- $as_echo "$as_me: WARNING: cannot check for sigsetjmp/siglongjmp if cross-compiling -- defaulting to missing" >&2;}
--     bash_cv_func_sigsetjmp=missing
-+     bash_cv_func_sigsetjmp=yes
- 
- else
-   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 diff -Paur --no-dereference -- libreadline.upstream/Makefile.in libreadline/Makefile.in
 --- libreadline.upstream/Makefile.in
 +++ libreadline/Makefile.in
@@ -32,3 +11,27 @@ diff -Paur --no-dereference -- libreadline.upstream/Makefile.in libreadline/Make
  # Programs to make tags files.
  ETAGS = etags
  CTAGS = ctags -w
+diff -Paur --no-dereference -- libreadline.upstream/configure libreadline/configure
+--- libreadline.upstream/configure
++++ libreadline/configure
+@@ -3075,8 +3075,6 @@
+     i[3456]86-*-beos*)
+         cross_cache=${srcdir}/cross-build/x86-beos.cache
+         ;;
+-    *)  echo "configure: cross-compiling for $host is not supported" >&2
+-        ;;
+     esac
+     if test -n "${cross_cache}" && test -r "${cross_cache}"; then
+         echo "loading cross-build cache file ${cross_cache}"
+diff -Paur --no-dereference -- libreadline.upstream/input.c libreadline/input.c
+--- libreadline.upstream/input.c
++++ libreadline/input.c
+@@ -805,7 +805,7 @@
+   int result;
+   unsigned char c;
+   int fd;
+-#if defined (HAVE_PSELECT)
++#if defined (HAVE_PSELECT) || defined (HAVE_SELECT)
+   sigset_t empty_set;
+   fd_set readfds;
+ #endif

ports/libreadline/libreadline.port

@@ -1,10 +1,10 @@
 NAME=libreadline
 BUILD_LIBRARIES=libcurses
-VERSION=8.1.2
+VERSION=8.2
 DISTNAME=readline-$VERSION
 COMPRESSION=tar.gz
 ARCHIVE=$DISTNAME.$COMPRESSION
-SHA256SUM=7589a2381a8419e68654a47623ce7dfcb756815c8fee726b98f90bf668af7bc6
+SHA256SUM=3feb7171f16a84ee82ca18a36d7b9be109a52c04f492a053331d7d1095007c35
 UPSTREAM_SITE=https://ftp.gnu.org/gnu/readline
 UPSTREAM_ARCHIVE=$ARCHIVE
 LICENSE=GPL-3.0-or-later