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typeset -p: fix output of nonexistent [0]= array element (#451)

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This fix was backported from ksh 93v- 2012-10-04.

src/cmd/ksh93/sh/nvtree.c: nv_outnode():
- If the array is supposed to be empty, do not continue. This
  avoids outputting a nonexistent [0]= element for empty arrays.

Resolves: https://github.com/ksh93/ksh/issues/420
Co-authored-by: Martijn Dekker <martijn@inlv.org>
This commit is contained in:
Johnothan King 2022-02-05 05:09:25 -08:00 • committed by Martijn Dekker
parent fb696ecfae
commit a8dd1bbd9d
4 changed files with 38 additions and 2 deletions
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2
src/cmd/ksh93/include/version.h
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@ -21,7 +21,7 @@
#define SH_RELEASE_FORK "93u+m" /* only change if you develop a new ksh93 fork */
#define SH_RELEASE_SVER "1.0.0-beta.2" /* semantic version number: https://semver.org */
#define SH_RELEASE_DATE "2022-02-02" /* must be in this format for $((.sh.version)) */
#define SH_RELEASE_DATE "2022-02-04" /* must be in this format for $((.sh.version)) */
#define SH_RELEASE_CPYR "(c) 2020-2022 Contributors to ksh " SH_RELEASE_FORK
/* Scripts sometimes field-split ${.sh.version}, so don't change amount of whitespace. */