diff options
Diffstat (limited to 'Doc/Zsh/func.yo')
| -rw-r--r-- | Doc/Zsh/func.yo | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/Doc/Zsh/func.yo b/Doc/Zsh/func.yo index d500a78ae..12db3f56a 100644 --- a/Doc/Zsh/func.yo +++ b/Doc/Zsh/func.yo @@ -206,13 +206,14 @@ findex(hook functions) For the functions below, it is possible to define an array that has the same name as the function with `tt(_functions)' appended. Any element in such an array is taken as the name of a function to execute; it is executed -in the same context and with the same arguments as the basic function. For +in the same context and with the same arguments and same initial value of tt($?) +as the basic function. For example, if tt($chpwd_functions) is an array containing the values `tt(mychpwd)', `tt(chpwd_save_dirstack)', then the shell attempts to execute the functions `tt(chpwd)', `tt(mychpwd)' and `tt(chpwd_save_dirstack)', in that order. Any function that does not exist is silently ignored. A function found by this mechanism is referred to -elsewhere as a `hook function'. An error in any function causes subsequent +elsewhere as a em(hook function). An error in any function causes subsequent functions not to be run. Note further that an error in a tt(precmd) hook causes an immediately following tt(periodic) function not to run (though it may run at the next opportunity). @@ -275,7 +276,7 @@ the history file. In case of a conflict, the first non-zero status value is taken. A hook function may call `tt(fc -p) var(...)' to switch the history -context so that the history is saved in a different file from the +context so that the history is saved in a different file from that in the global tt(HISTFILE) parameter. This is handled specially: the history context is automatically restored after the processing of the history line is finished. |