Re: Bug#254801: zsh: iconv code set completion case insensitivity

[Oliver Kiddle <okiddle@yahoo.co.uk>]

Clint wrote:
> > 
> > However, iconv doesn't matter about the case of the character encoding
> > name given, which is legit AFAIK.
> > 
> > Is it possible to make the completion case insensitive too?
> 
> It's possible.  Does it make sense to do it for all platforms, or is
> there an iconv out there that cares about case?

As far as I can tell, it is only GNU iconv which doesn't care about
case. Anyway, it's easy to fix. This patch also makes it use
_call_program and does the job of using LOCPATH on OSF properly.

Oliver

Index: _iconv
===================================================================
RCS file: /cvsroot/zsh/zsh/Completion/Unix/Command/_iconv,v
retrieving revision 1.3
diff -u -r1.3 _iconv
--- _iconv	12 Mar 2003 18:55:38 -0000	1.3
+++ _iconv	17 Jun 2004 12:30:19 -0000
@@ -1,6 +1,7 @@
 #compdef iconv
 
-local expl curcontext="$curcontext" state line codeset LOCPATH ret=1
+local expl curcontext="$curcontext" state line codeset ret=1
+local LOCPATH="${LOCPATH:-/usr/lib/nls/loc}"
 
 if _pick_variant gnu=GNU unix --version; then
 
@@ -22,8 +23,9 @@
       if compset -P '*/'; then
         _wanted option expl option compadd "$@" /TRANSLIT && ret=0
       else
-	_wanted codesets expl 'code set' compadd "$@" -M 'r:|-=* r:|=*' \
-	    ${${${(f)"$(iconv --list|sed -n '/^$/,$ p')"}## #}%//} && ret=0
+	_wanted codesets expl 'code set' compadd "$@" \
+	    -M 'm:{a-zA-Z}={A-Za-z} r:|-=* r:|=*' \
+	    ${${${(f)"$(_call_program codesets iconv --list|sed -n '/^$/,$ p')"}## #}%//} && ret=0
       fi
     fi
     
@@ -38,7 +40,7 @@
     if [[ $state = codeset ]]; then
       if [[ -f /usr/lib/iconv/iconv_data ]]; then  # IRIX & Solaris
 	codeset=( ${${(f)"$(</usr/lib/iconv/iconv_data)"}%%[[:blank:]]*} )
-      elif [[ -d ${LOCPATH:=/usr/lib/nls/loc}/iconv ]]; then  # OSF
+      elif [[ -d $LOCPATH/iconv ]]; then  # OSF
 	codeset=( $LOCPATH/iconv/*(N:t) )
 	codeset=( ${(j:_:s:_:)codeset} )
       else