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more changes to avoid expanding associative array subscripts twice; internal debugging changes

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Chet Ramey
2021-12-22 16:05:39 -05:00
parent b2b78a6348
commit 701f36c2c3
27 changed files with 462 additions and 450 deletions
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doc/bash.1
+3 -1
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@@ -9953,7 +9953,9 @@ Exit after reading and executing one command.
.TP 8
.B \-u
Treat unset variables and parameters other than the special
parameters "@" and "*" as an error when performing
parameters "@" and "*",
or array variables subscripted with "@" or "*",
as an error when performing
parameter expansion. If expansion is attempted on an
unset variable or parameter, the shell prints an error message, and,
if not interactive, exits with a non-zero status.
doc/bashref.texi
+3 -1
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@@ -5370,7 +5370,9 @@ Exit after reading and executing one command.
@item -u
Treat unset variables and parameters other than the special parameters
@samp{@@} or @samp{*} as an error when performing parameter expansion.
@samp{@@} or @samp{*},
or array variables subscripted with @samp{@@} or @samp{*},
as an error when performing parameter expansion.
An error message will be written to the standard error, and a non-interactive
shell will exit.