On 03 Nov 2015 18:25, Chet Ramey wrote: > On 11/3/15 4:45 PM, Greg Wooledge wrote: > > To the surprise of approximately zero people, loadable builtins don't > > fully work on HP-UX. > > > > I'll spare you any results from 10.20 because it's totally unsupported > > at this point. (It doesn't even use dlopen().) > > > > On HP-UX 11.11, things half work. This is with 4.4-beta, sitting in the > > .../examples/loadables/ directory, after a "make all": > > > > bash-4.4# enable -f ./finfo finfo > > bash: enable: cannot find finfo_struct in shared object ./finfo: Unresolved > > module for symbol: sh_optarg (data) from ./finfo > > > > bash-4.4# enable -f ./tty tty > > bash-4.4# type -a tty > > tty is a shell builtin > > tty is /usr/bin/tty > > bash-4.4# tty > > /usr/lib/dld.sl: Unresolved symbol: reset_internal_getopt (code) from ./tty > > /usr/lib/dld.sl: Unresolved symbol: reset_internal_getopt (code) from ./tty > > ABORT instruction (core dumped) > > It looks like shared objects loaded by dlopen don't have access to the > loading program's symbols. That might be an HP-specific option to dlopen. > It might not, in which case you're out of luck.
FWIW, the option on linux is -rdynamic. guess you'll (Greg) want to find the HP-UX equivalent to that. see the configure.ac block for details. -mike
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