Bash 3.1.17(8) CR/LF problem
Larry Hall (Cygwin)
Wed Sep 27 19:57:00 GMT 2006
Malcolm Nixon wrote:
> I recently updated to Bash 3.1.17(8) and found my local build system
> failing due to the removal of CR/LF support:
> "A script on a binary mount that uses \r\n line endings will probably
> encounter syntax errors or odd variable assignments, because the \r is
> treated literally. If this happens to you, use d2u to fix the line
> endings, or change your script to live in a text mount point. A
> script that resides on a text mount can have either line ending (even
> inconsistently mixed), but be aware that text mount points are
> slower, due to \r\n filtering."
> Unfortunately simply running "d2u" isn't a solution because:
> * Some revision control systems make the files read-only.
> * Some detect the change to <LF> as changes require manual merging.
> * Some translate files to a "Local" format (CR/LF on Windows).
> I think the bigger issue here is that this arbitrary change will break
> a "significant" number of existing scripts. I contract for a few
> companies that use Cygwin/Bakefile to achieve support for multiple
> compilers/tool-chains, and for hourly auto-build servers. This change
> will break all of them - some of which have been functional for over 4
> In my opinion a better solution would have been to err on the side of
> compatibility and only use the new fast readline code if manually
> Discussions around the local office this morning have resulted in the
> project manager being forced to consider branching a Cygwin mirror,
> rolling back Bash to 3.1.17(6) and mandating all developers use the
> intranet mirror and not grab any further web updates.
You forgot to make the argument of why using text mounts for the source
directories isn't a reasonable solution?
Larry Hall http://www.rfk.com
RFK Partners, Inc. (508) 893-9779 - RFK Office
216 Dalton Rd. (508) 893-9889 - FAX
Holliston, MA 01746
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