Chris Pickett wrote: > On 5/3/07, Roland Mainz <[EMAIL PROTECTED]> wrote: > > Chris Pickett wrote: [snip] > > AFAIK it's more likely that you build ksh93 the normal way and not with > > the adjusted builtin table which changes the builtin command bindings to > > match PSARC 2006/550. If the list of default builtins is not adjusted > > you may get a couple of weired effects (the same issue+bug in "uname" > > builtin hit Blastwave's "pkg-get" badly) ... > > I ran a diff over the log files, it looks that the 'set' builtin > behaves differently (old log is Bourne shell, new log is ksh93): > + /usr/sbin/route -n add default -gateway 192.168.0.1 > + set -- add net default: gateway 192.168.0.1: entry exists > -+ [ 17 -ne 0 -a x192.168.0.1: = x192.168.0.1: ] > -do_delete=no > -+ [ -n 192.168.0.1 -a no = yes ] > -+ [ != true ] > ++ [ 0 -ne 0 -a x192.168.0.1: = x192.168.0.1: ] > ++ [ -n 192.168.0.1 -a yes = yes ] > ++ /usr/sbin/route -n delete default -gateway 192.168.0.1 > ++ 1> /dev/null > ++ [ '' != true ] > + [ -z 192.168.0.1 ]
Ahhggllrrrrll.... ;-( Welcome to the "set"/"unset" "fun" in the Bourne shell (another variant of this issue was http://bugs.opensolaris.org/bugdatabase/view_bug.do?bug_id=6540124 ("RFE: OS/Net build could be slightly more portable"). > The sh manual page is ambiguous which return code is expected for > 'set'. Is there any other documentation for sh? POSIX requires that the "set" builtin returns |0|, see http://www.opengroup.org/onlinepubs/009695399/utilities/set.html (well, the Bourne shell in Solaris predates even the first POSIX shell standard drafts (which means it can do anything it wants in this case... ;-( )). ---- Bye, Roland -- __ . . __ (o.\ \/ /.o) [EMAIL PROTECTED] \__\/\/__/ MPEG specialist, C&&JAVA&&Sun&&Unix programmer /O /==\ O\ TEL +49 641 7950090 (;O/ \/ \O;) _______________________________________________ networking-discuss mailing list [email protected]
