Date: Wed, 26 Mar 2008 17:18:03 -0500 From: Dan Nelson <dnelson@allantgroup.com> To: Steve Franks <stevefranks@ieee.org> Cc: User Questions <freebsd-questions@freebsd.org> Subject: Re: freebsd equiv of libdl.a (load shared libs) Message-ID: <20080326221803.GB28690@dan.emsphone.com> In-Reply-To: <539c60b90803261439n3fcec73by3d547400c1828606@mail.gmail.com> References: <539c60b90803261439n3fcec73by3d547400c1828606@mail.gmail.com>
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In the last episode (Mar 26), Steve Franks said:
> I am porting a linux app which is looking for libdl.a (which I
> understand from googling is related to loading of shared libs). The
> app makes a libusb-based shared lib. FreeBSD uses shared libs, so I
> assume there is equivalent functionality somewhere. I also see
> libdl.a in /compat/linux/lib, but I assume if I link a native FreeBSD
> app against this, fireworks will be the only result. I further
> assume since I got no error from gcc, that some freebsd header
> actally points to the exact functions expected in libdl.a, so they
> are in there somewhere....
The dlopen/dlsym functions are built into libc on FreeBSD, so there's
no need for a libdl:
DLOPEN(3) FreeBSD Library Functions Manual DLOPEN(3)
NAME
dlopen, dlsym, dlfunc, dlerror, dlclose -- programmatic interface to the
dynamic linker
LIBRARY
Standard C Library (libc, -lc)
--
Dan Nelson
dnelson@allantgroup.com
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