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sh.1: correct doc on format used by ${.sh.command} (re: a959a352)

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It actually uses the same format as xtrace, which is *not* always
shellquoted and eval-safe.
This commit is contained in:
Martijn Dekker 2021-12-03 00:41:51 +01:00
parent 0a343244c1
commit 6e1e9b738b
1 changed files with 11 additions and 4 deletions
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15
src/cmd/ksh93/sh.1
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@ -1573,8 +1573,11 @@ When processing a
.B DEBUG .B DEBUG
trap, this variable contains the current command line trap, this variable contains the current command line
that is about to run. that is about to run.
Each argument is shell-quoted as necessary The value is in the same format as the output generated by the
so that the value is safe for being evaluated by the shell. .B xtrace
option (minus the preceding
.B PS4
prompt).
.TP .TP
.B .sh.edchar .B .sh.edchar
This variable contains the value of the keyboard character This variable contains the value of the keyboard character
@ -7542,10 +7545,14 @@ then
will be executed before each command. will be executed before each command.
The variable The variable
.B .sh.command .B .sh.command
will contain the shell-quoted arguments of the current command line will contain the current command line
when when
.I action\^ .I action\^
is running. is running, in the same format as the output generated by the
.B xtrace
option (minus the preceding
.B PS4
prompt).
If the exit status of the trap is If the exit status of the trap is
.B 2 .B 2
the command will not be executed. the command will not be executed.