On 16 August 2013 10:18, Cedric Blancher <[email protected]> wrote: > > On 16 August 2013 07:18, Roland Mainz <[email protected]> wrote: > > On Fri, Aug 16, 2013 at 6:42 AM, Roland Mainz <[email protected]> > > wrote: > >> On Fri, Aug 16, 2013 at 12:45 AM, David Korn <[email protected]> wrote: > >>> cc: [email protected] > >>> Subject: Re: Re: [ast-developers] AT&T Software Technology ast alpha > >>> software download update > >>> -------- > >>> > >>>> ksh tst1.sh > >>>> tst1.sh: line 3: .sh.type.com.gelifesciences.tst1: no parent > >>>> > >>>> Irek > >>> > >>> Try this patch and see if it fixed the types problem in namespaces. > >>> =====================cut here====================== > >>> --- old/sh/xec.c Mon Aug 12 13:22:06 2013 > >>> +++ new/sh/xec.c Thu Aug 15 18:01:37 2013 > >> [snip] > >>> =====================cut here====================== > >> > >> The patch seems to fix half the problems. The types can now be defined > >> but a variable declared with such a type can't find it's type > >> functions: > >> -- snip -- > >> $ ksh -o nounset -c 'namespace a.b.c { typeset -T x_t=( integer i=5 ) > >> ; function pi { printf "i=%d\n" $((_.i+_.i)) ; } ; } ; .a.b.c.x_t var > >> ; var.pi' > >> /bin/ksh: var.pi: not found > >> -- snip -- > >> AFAIK this should print "10" ... > > > > ... and it does... if I would've put the ')' at the right place: > > -- snip -- > > $ ksh -o nounset -c 'namespace a.b.c { typeset -T x_t=( integer i=5 ; > > function pi { printf "i=%d\n" $((_.i+_.i)) ; } ) ; } ; .a.b.c.x_t var > > ; var.pi' > > i=10 > > -- snip -- > > > > Sorry for the mess... |ENOCOFFEE| ... ;-( > > ... the patch works... thanks... :-) > > > > Arithmetic expressions still don't work in namespaces: > ksh -c 'namespace a1.a2 { integer n=2 ; print $((i+i)) ; }' > 0 > > It should print '4'.
That's IMO the biggest limitation of the new namespace system. Its getting hard to use them in any practical application if arithmetics with variables don't work. Tina -- Tina Harriott - Women in Mathematics Contact: [email protected] _______________________________________________ ast-developers mailing list [email protected] http://lists.research.att.com/mailman/listinfo/ast-developers
