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* 16310: Functions/Misc/zcalc, Doc/Zsh/contrib.yo: separate zcalc

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history, handle errors in expression, document -#base option.
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Peter Stephenson 2001-12-07 12:59:08 +00:00
parent 960a7e5347
commit 64b4bfe6fc
3 changed files with 32 additions and 2 deletions
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Doc/Zsh/contrib.yo
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@ -828,8 +828,9 @@ Each line typed is evaluated as an expression. The prompt shows a number,
which corresponds to a positional parameter where the result of that
calculation is stored. For example, the result of the calculation on the
line preceeded by `tt(4> )' is available as tt($4). Full command line
editing, including the history of previous calculations, is available.
To exit, enter a blank line or type `tt(q)' on its own.
editing, including the history of previous calculations, is available; the
history is saved in the file tt(~/.zcalc_history). To exit, enter a blank
line or type `tt(q)' on its own.
If arguments are given to tt(zcalc) on start up, they are used to prime the
first few positional parameters. A visual indication of this is given when
@ -845,6 +846,10 @@ indication of the base, or `tt([##16])' just to display the raw number in
the given base. Bases themselves are always specified in decimal.
`tt([#])' restores the normal output format.
The output base can be initialised by passing the option `tt(-#)var(base)',
for example `tt(zcalc -#16)' (the `tt(#)' may have to be quoted, depending
on the globbing options set).
The prompt is configurable via the parameter tt(ZCALCPROMPT), which
undergoes standard prompt expansion. The index of the current entry is
stored locally in the first element of the array tt(psvar), which can be