From 6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 17:38:56 +0200 Subject: Adding upstream version 5.2.15. Signed-off-by: Daniel Baumann --- tests/nameref16.sub | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 tests/nameref16.sub (limited to 'tests/nameref16.sub') diff --git a/tests/nameref16.sub b/tests/nameref16.sub new file mode 100644 index 0000000..d07a3a0 --- /dev/null +++ b/tests/nameref16.sub @@ -0,0 +1,57 @@ +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . +# +# post-bash-4.3 changes for more ksh93 compatibility when following nameref +# chains and using typeset/declare -n to operate on nameref variables rather +# than the variables they reference + +# don't follow nameref chain when using declare -n and at the global scope +unset -n r1 r2 + +typeset -n r1=r2 +typeset -n r2=x +typeset -n r1=y + +typeset -p r1 r2 x y + +# same behavior when in a shell function +foo() +{ + typeset -n r1=r2 + typeset -n r2=x + typeset -n r1=y + + typeset -p r1 r2 x y +} +unset -n r1 r2 +foo +unset -f foo + +# same behavior when namerefs aren't chained +unset -n r1 r2 + +typeset -n r1=z +typeset -n r2=x +typeset -n r1=y +typeset -p r1 r2 x y + +# same behavior when referenced variables have values +unset -n r1 r2 + +x=one +y=two +typeset -n r1=r2 +typeset -n r2=x +typeset -n r1=y + +typeset -p r1 r2 x y -- cgit v1.2.3