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41787 (plus minor tweaks): use $FUNCSTACK for function nesting depth.

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Initialised from existing configuration value.
This commit is contained in:
Peter Stephenson
2017-09-29 16:46:01 +01:00
parent 728f2adfc8
commit 174e560a23
7 changed files with 73 additions and 15 deletions
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10
Doc/Zsh/params.yo
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@@ -731,6 +731,16 @@ This value is system dependent and is intended for debugging
purposes. It is also useful with the tt(zsh/system) module which
allows the number to be turned into a name or message.
)
vindex(FUNCNEST)
item(tt(FUNCNEST) <S>)(
Integer. If greater than or equal to zero, the maximum nesting depth of
shell functions. When it is exceeded, an error is raised at the point
where a function is called. The default value is determined when
the shell is configured, but is typically 500. Increasing
the value increases the danger of a runaway function recursion
causing the shell to crash. Setting a negative value turns off
the check.
)
vindex(GID)
item(tt(GID) <S>)(
The real group ID of the shell process. If you have sufficient privileges,