diff options
Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/Zsh/options.yo | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/Doc/Zsh/options.yo b/Doc/Zsh/options.yo index 7788cd755..9cb385e49 100644 --- a/Doc/Zsh/options.yo +++ b/Doc/Zsh/options.yo @@ -1631,6 +1631,21 @@ tt(FUNCTION_ARGZERO) from on to off (or off to on) does not change the current value of tt($0). Only the state upon entry to the function or script has an effect. Compare tt(POSIX_ARGZERO). ) +pindex(LOCAL_LOOPS) +pindex(NO_LOCAL_LOOPS) +pindex(LOCALLOOPS) +pindex(NOLOCALLOOPS) +cindex(break, inside function) +cindex(continue, inside function) +cinde(function, scope of break and continue) +item(tt(LOCAL_LOOPS))( +When this option is not set, the effect of tt(break) and tt(continue) +commands may propagate outside function scope, affecting loops in +calling functions. When the option is set in a calling function, a +tt(break) or a tt(continue) that is not caught within a called function +(regardless of the setting of the option within that function) +produces a warning and the effect is cancelled. +) pindex(LOCAL_OPTIONS) pindex(NO_LOCAL_OPTIONS) pindex(LOCALOPTIONS) @@ -1639,10 +1654,10 @@ item(tt(LOCAL_OPTIONS) <K>)( If this option is set at the point of return from a shell function, most options (including this one) which were in force upon entry to the function are restored; options that are not restored are -tt(PRIVILEGED) and tt(RESTRICTED). Otherwise, only this option and the -tt(XTRACE) and tt(PRINT_EXIT_VALUE) options are restored. Hence -if this is explicitly unset by a shell function the other options in -force at the point of return will remain so. +tt(PRIVILEGED) and tt(RESTRICTED). Otherwise, only this option, +and the tt(LOCAL_LOOPS), tt(XTRACE) and tt(PRINT_EXIT_VALUE) options are +restored. Hence if this is explicitly unset by a shell function the +other options in force at the point of return will remain so. A shell function can also guarantee itself a known shell configuration with a formulation like `tt(emulate -L zsh)'; the tt(-L) activates tt(LOCAL_OPTIONS). |