Re: POSIX conformance in coreutils

[Peter Stephenson <pws@xxxxxxx>]

Vin Shelton wrote:
> GNU coreutils (at least versions 5.2.1 and 5.3.0) enforce POSIX
> conformance, so they don't like 'tail -1', instead they require
> 'tail -n 1'.

Might the environment variable POSIXLY_CORRECT be set?  That seems to be
the effect here.  We could unset it explicitly if that's the case.

Index: Test/ztst.zsh
===================================================================
RCS file: /cvsroot/zsh/zsh/Test/ztst.zsh,v
retrieving revision 1.19
diff -u -r1.19 ztst.zsh
--- Test/ztst.zsh	26 Jul 2004 13:18:14 -0000	1.19
+++ Test/ztst.zsh	12 Jan 2005 10:26:43 -0000
@@ -28,6 +28,9 @@
 [[ -n $LC_COLLATE ]] && LC_COLLATE=C
 [[ -n $LANG ]] && LANG=C
 
+# POSIXLY_CORRECT can cause spurious error messages with "tail -<num>".
+unset POSIXLY_CORRECT
+
 # Set the module load path to correspond to this build of zsh.
 # This Modules directory should have been created by "make check".
 [[ -d Modules/zsh ]] && module_path=( $PWD/Modules )

-- 
Peter Stephenson <pws@xxxxxxx>                  Software Engineer
CSR PLC, Churchill House, Cambridge Business Park, Cowley Road
Cambridge, CB4 0WZ, UK                          Tel: +44 (0)1223 692070


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