can you please update the relevant wiki page? All you need is an osgeo id http://trac.osgeo.org/gdal/wiki/BuildingOnMac
Etienne On Fri, Apr 20, 2012 at 1:51 PM, Charlie Sharpsteen <[email protected]> wrote: > On Thu, Apr 19, 2012 at 6:48 PM, Charlie Sharpsteen <[email protected]> > wrote: >> >> On Thu, Apr 19, 2012 at 6:40 PM, Frank Warmerdam <[email protected]> >> wrote: >>> >>> Charlie, >>> >>> The typical reason would be that adding opendap adds stuff into the >>> libraries list that results in other "test links" failing. It would >>> be helpful if you could file a bug and attach the config.log. >>> >>> Best regards, >>> Frank >> >> >> I looked through the config.log a little closer, and in all four cases the >> following argument was added to the compiler flags: >> >> -arch x86_64 i386 ppc >> >> This is bad for two reasons: >> >> - I'm not trying to build a universal binary and all of my components >> are x86_64 only. >> >> - `-arch x86_64 i386 ppc` isn't even a valid compiler flag. The proper >> thing to pass would be `-arch x86_64 -arch i386 -arch ppc`, so the compiler >> would error out even if I had the universal binaries to support a 3-way >> build. >> >> I've traced the offending flags to `dap-config` so it looks like this is >> an OpenDAP bug now, not a GDAL bug. >> >> Apologies for the noise. >> >> >> -Charlie > > > > A final followup on this situation for anyone else who is trying to build > GDAL with libdap support on OS X. > > The root cause of the problem came down to bad pkg-config files shipped with > OS X 10.6 and 10.5. When libdap builds, information on curl is requested > from `pkg-config` using the following: > > pkg-config --static --libs libcurl > > > On Snow Leopard, the default `libcurl.pc` file will return the following in > answer to the above query: > > -Wl,-weak-lldap -dynamic -arch x86_64 i386 ppc -Os -pipe -g0 > -Wno-system-headers -Wl,-search_paths_first -Wl,-weak-lgssapi_krb5 > -Wl,-weak-lkrb5 -Wl,-weak-lk5crypto -Wl,-weak-lcom_err -Wl,-weak-lresolv > -lcurl -lssl -lcrypto -lz > > > As you can see, this contains the string `-arch x86_64 i386 ppc` which is > both troublesome (forces universal binary builds when you don't want them) > and illegal (each architecture _must_ be proceeded by a new -arch flag). The > flags returned by `pkg-config` are also stored in the `dap-config` script > and from there they contamination spreads to other packages like GDAL. The > `libcurl.pc` file shipped with OS X 10.7 is much more sane and does not > suffer from these problems. > > > Solution: > > When configuring libdap on Leopard or Snow Leopard, always pass > "--with-curl=/usr" if you want to build against the system curl. Providing > information on curl will cause the configure script to avoid querying > pkg-config and receiving bad flags. > > > Hope this helps anyone else who runs into this problem! > > -Charlie > > _______________________________________________ > gdal-dev mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/gdal-dev _______________________________________________ gdal-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/gdal-dev
