diff options
Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 34 |
1 files changed, 23 insertions, 11 deletions
@@ -5,27 +5,31 @@ CHANGES FROM PREVIOUS VERSIONS OF ZSH Major changes between versions 4.2 and 4.3 ------------------------------------------ -- There is support for multibyte character sets in the line editor, - though not the main shell. See Multibyte Character Support in INSTALL. +- There is support for multibyte character sets. This is now reasonably + close to complete, although Unicode combining characters don't work + properly. See Multibyte Character Support in INSTALL. - The shell can now run an installation function for a new user - (one with no .zshrc, .zshenv, .zprofile or .zlogin file) without - any additional setting up by the administrator. + (a user with no .zshrc, .zshenv, .zprofile or .zlogin file) without + any additional setting up by the administrator. See "THE ZSH/NEWUSER + MODULE" in the zshmodules manual page. - The manual now has a Roadmap section (manual page zshroadmap) to give new users an indication of the most interesting parts of the manual. -- New option PROMPT_SP, on by default, to work around the problem that the - line editor can overwrite output with no newline at the end. +- New option PROMPT_SP (on by default): works around the problem that the + line editor can overwrite output with no newline at the end. See the + zshoptions manual page. - New option HIST_SAVE_BY_COPY (on by default): history is saved by - copying and renaming instead of directly overwriting. + copying and renaming instead of directly overwriting. See the + zshoptions manual page. - New redirection syntax e.g. {myfd}>file opens a new file descriptor and stores the number in $myfd, so that >&$myfd will work. Chosen not to break existing code (and to be compatible with proposals for the - Korn shell). + Korn shell). See the section REDIRECTION in the zshmisc manual page. - Substitutions of the form ${var:-"$@"}, ${var:+"$@"} and similar where word-splitting is applied to the text after the :- or :+ (in particular, @@ -36,20 +40,28 @@ Major changes between versions 4.2 and 4.3 - New Posix-style zsh-specific tests [[:IDENT:]], [[:IFS:]], [[:IFSSPACE:]], [[:WORD:]] test if character can appear in identifier, is an IFS character, is an IFS whitespace character, or is considered - as part of a word (is alphanumeric or appears in $WORDCHARS). Note - the pattern code doesn't yet handle multibyte characters. + as part of a word (is alphanumeric or appears in $WORDCHARS). These + works correctly on multibyte characters if the appropriate support + is present. See the section FILENAME GENERATION in the zshexpn + manual page. - The idiom =(<<<...) is optimised so that the shell internally turns the ... into the contents of a file whose name is then substituted. + The syntax has always been usable by means of the NULLCMD feature, + but previously it generated an intermediate process; it has now + been rewritten along the same lines as the optimisation for $(<...) + that inserts a file into the command line without the use of an + external programme. - Supplied functions catch and throw provide limited support for exception handling using the `{ ... } always { ... }' syntax. + See the section EXCEPTION HANDLING in the zshcontrib manual page. - Signals now accept the SIG as part of the name for compatibility with other shells. - Editor function argument-base allows non-decimal arguments for - editor widgets. + editor widgets. See the entry in the zshzle manual page. - As always, there are many enhancements to completion functions. |