From 796501f44095b9099609008c91bacbc7d01f1e7d Mon Sep 17 00:00:00 2001 From: Peter Stephenson Date: Thu, 16 Dec 2010 12:11:02 +0000 Subject: unposted: add notes to NEWS on (Z) parameter flag --- NEWS | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'NEWS') diff --git a/NEWS b/NEWS index a20cc5263..073a8f2b1 100644 --- a/NEWS +++ b/NEWS @@ -26,6 +26,13 @@ The (D) flag in parameter expansion abbreviates directories in the substituted value. The (q-) flag does minimal shell quotation of arguments for maximum human readability of the result. +The (Z) flag in parameter expansion is an enhanced version of the (z) +flag that takes an argument indicating how the string to be split +is treated. (Z:c:) parses comments as strings; (Z:C:) parses comments +and strips them; (Z:n:) treats newlines as ordinary whitespace: (z) +has always treated unquoted newlines as shell delimiters and turned them +into semicolons, though this was not previously documented. + Numeric expansion with braces has been extended so that a step may be given, as in {3..9..2}. The step may be negative as may the start and end of the range (this is also new). @@ -91,8 +98,8 @@ The POSIX_JOBS option already referred to has various other compatibility enchancements. The new shell option POSIX_STRINGS makes a null character in $'...' -expansion terminate the string. This is not particularly useful -behaviour but may become a POSIX requirement. +expansion terminate the string, as is already the case in bash. This is +not particularly useful behaviour but may become a POSIX requirement. The new shell option POSIX_TRAPS causes the EXIT trap to behave in the same way as in other shells, i.e. it is only run when the shell exits. -- cgit 1.4.1