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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 18:33:23 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 18:33:23 +0000 |
commit | 1d5cace9db9aef76f26b2d7ba54bbb76443b00b2 (patch) | |
tree | 314a15dd1aa103da13bdc83ba1d2105a290bc5ba /tests/nameref16.sub | |
parent | Initial commit. (diff) | |
download | bash-1d5cace9db9aef76f26b2d7ba54bbb76443b00b2.tar.xz bash-1d5cace9db9aef76f26b2d7ba54bbb76443b00b2.zip |
Adding upstream version 5.0.upstream/5.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/nameref16.sub')
-rw-r--r-- | tests/nameref16.sub | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/tests/nameref16.sub b/tests/nameref16.sub new file mode 100644 index 0000000..75c7ba1 --- /dev/null +++ b/tests/nameref16.sub @@ -0,0 +1,44 @@ +# 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 |