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Re: PATCH: suffix aliases

Oliver Kiddle wrote:
> I've just been trying them out. All looks good. A couple of the whence
> outputs are not quite right by the way:
> % alias -s c=nedit
> % whence -v t.c
> c is a suffix alias fornedit  (missing space)
> % whence -c t.c
> c: suffix  aliased to nedit   (two spaces after `suffix')

Fixed below.

> I'm not particularly bothered but any thoughts on the suggestion of
> suffix aliases checking for files in a special path and not needing the
> suffix to be typed? This is closer to what 4DOS did; I'd be slightly
> inclined towards not having the current directory in that path and it
> could be useful for things like wine and java.

Hmm... it's not completely trivial, you need to trawl the entire special
path using the entire suffix alias list.  This is sounding a bit more
like a job for a handler for ENOENT or ENOEXEC on execution, perhaps.
We could run a function if a programme wasn't found and that could do
the checking.

Index: Src/hashtable.c
RCS file: /cvsroot/zsh/zsh/Src/hashtable.c,v
retrieving revision 1.14
diff -u -r1.14 hashtable.c
--- Src/hashtable.c	3 Sep 2003 10:15:36 -0000	1.14
+++ Src/hashtable.c	3 Sep 2003 12:51:39 -0000
@@ -1119,7 +1119,7 @@
 	    printf("suffix ");
 	else if (a->flags & ALIAS_GLOBAL)
 	    printf("globally ");
-	printf (" aliased to ");
+	printf ("aliased to ");
 	nicezputs(a->text, stdout);
@@ -1134,7 +1134,7 @@
 	    printf(" global");
-	printf(" alias for");
+	printf(" alias for ");
 	nicezputs(a->text, stdout);

Peter Stephenson <pws@xxxxxxx>                  Software Engineer
CSR Ltd., Science Park, Milton Road,
Cambridge, CB4 0WH, UK                          Tel: +44 (0)1223 692070

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