On Sun, Feb 17, 2008 at 2:19 PM, Brian Dessent <[EMAIL PROTECTED]> wrote: > Mirko Vukovic wrote: > > > I am trying to build a dll for gsl. I want to link it to clisp. > > Why? The Cygwin gsl packages already contains everything you need, > including both shared and static versions. Install the 'gsl' package > for the runtime files (the DLL) and install 'gsl-devel' for the > developer files (headers, import library, static library, libtool > library.) You don't have to do anything. > > > > On the other hand the gsl executable contains the *.a, *.dll.a and > > *.la files. Is there a way to convert them to the dll.a > > That doesn't make any sense. There is no need to convert anything, not > that that's even possible. > > > > Frankly, I started dealing with libraries only about a week ago, and > > while I understand the .a, .so, .dll types (I think), I'm not sure > > about dll.a and .la. > > For a package 'foo' cygfoo-n.dll is the shared library, it goes in > /usr/bin since it must be in the PATH. This is the only file that is > actually used at runtime[1], as opposed to link time. n is the ABI > version, if present. libfoo.dll.a is the import library for > cygfoo-n.dll and it goes in /usr/lib. An import library is just an aide > for the linker, it contains no actual code. libfoo.a is the static > version of the library, and also goes in /usr/lib. Sometimes import > libraries are also named libfoo.a too but this practice is discouraged, > it's mostly legacy things like all the w32api import libs that are still > named this way. Import libraries can also be renamed as foo.lib if they > are to be used by the MS toolchain. libfoo.la is the libtool library, > it's just a text file that describes aspects of the library and is used > by libtool if you use that to link. > > Brian > > [1] Okay technically the libtool .la file could be read at runtime if > the library is dlopened with libltdl, but that's probably not relevant > here. >
Thank you. I found it: cyggsl-0.dll, cyggslcblas-0.dll in /usr/bin. Thank you very much for the explanation. Mirko > -- > Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple > Problem reports: http://cygwin.com/problems.html > Documentation: http://cygwin.com/docs.html > FAQ: http://cygwin.com/faq/ > > -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/
