users/9638: tweaks for FCEDIT etc.

21986: rewrite completion suffixes for wide characters

Doc/Zsh/builtins.yo

@@ -410,7 +410,9 @@ pattern (should be quoted) and only the history events matching this
 pattern will be shown.
 Otherwise the editor program var(ename) is invoked on a file containing
 these history events.  If var(ename) is not given, the value
-of the parameter tt(FCEDIT) is used.  If var(ename) is `tt(-)',
+of the parameter tt(FCEDIT) is used; if that is not set the value of the
+parameter tt(EDITOR) is used; if that is not set a builtin default, usually
+`tt(vi)' is used.  If var(ename) is `tt(-)',
 no editor is invoked.  When editing is complete, the edited
 command is executed.
 

Doc/Zsh/manual.yo

@@ -59,6 +59,8 @@ menu(The Zsh Web Page)
 menu(The Zsh Userguide)
 menu(See Also)
 
+Roadmap
+
 Invocation
 
 menu(Compatibility)

Doc/Zsh/params.yo

@@ -758,7 +758,9 @@ tt(ENV) is em(not) used unless zsh is emulating bf(sh) or bf(ksh).
 )
 vindex(FCEDIT)
 item(tt(FCEDIT))(
-The default editor for the tt(fc) builtin.
+The default editor for the tt(fc) builtin.  If tt(FCEDIT) is not set,
+the parameter tt(EDITOR) is used; if that is not set either, a builtin
+default, usually tt(vi), is used.
 )
 vindex(fignore)
 vindex(FIGNORE)

Doc/Zsh/roadmap.yo

@@ -58,7 +58,10 @@ item(tt(history-beginning-search-backward-end), etc.)(
 alternative ways of searching the shell history
 )
 item(tt(replace-string), tt(replace-pattern))(
-functions for replacing strings or patterns globally in the command line.
+functions for replacing strings or patterns globally in the command line
+)
+item(tt(edit-command-line))(
+edit the command line with an external editor.
 )
 enditem()