diff options
Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/Zsh/builtins.yo | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/Doc/Zsh/builtins.yo b/Doc/Zsh/builtins.yo index d4d2a4c9c..6d1547de6 100644 --- a/Doc/Zsh/builtins.yo +++ b/Doc/Zsh/builtins.yo @@ -338,8 +338,11 @@ cindex(compatibility, csh) cindex(sh, compatibility) cindex(ksh, compatibility) cindex(csh, compatibility) -item(tt(emulate) [ tt(-LR) ] {tt(zsh)|tt(sh)|tt(ksh)|tt(csh)})( -Set up zsh options to emulate the specified shell as much as possible. +item(tt(emulate) [ tt(-LR) ] [ {tt(zsh)|tt(sh)|tt(ksh)|tt(csh)} [ tt(-c) tt(arg) ] ])( +Without any argument print current emulation mode. + +With single argument set up zsh options to emulate the specified shell +as much as possible. bf(csh) will never be fully emulated. If the argument is not one of the shells listed above, tt(zsh) will be used as a default; more precisely, the tests performed on the @@ -351,16 +354,21 @@ the section `Compatibility' in zmanref(zshmisc) ifnzman(\ noderef(Compatibility) )\ -. If the tt(-R) option is given, all options +. + +If tt(-c) tt(arg) is given, evaluate tt(arg) after temporary setting +requested emulation. Emulation will be restored before tt(emulate) returns. + +If the tt(-R) option is given, all options are reset to their default value corresponding to the specified emulation mode, except for certain options describing the interactive environment; otherwise, only those options likely to cause portability -problems in scripts and functions are altered. If the tt(-L) option -is given, the options tt(LOCAL_OPTIONS) and tt(LOCAL_TRAPS) will be set as +problems in scripts and functions are altered. If the tt(-L) option is given, +the options tt(LOCAL_OPTIONS) and tt(LOCAL_TRAPS) will be set as well, causing the effects of the tt(emulate) command and any tt(setopt) and tt(trap) commands to be local to the immediately surrounding shell function, if any; normally these options are turned off in all emulation -modes except tt(ksh). +modes except tt(ksh). The tt(-L) and tt(-c) are mutually exclusive. ) findex(enable) cindex(enabling commands) |