On 15/07/13 15:13, Arjan wrote: > Hello, > > After installing the DMD2.063.2 rpm on openSUSE-12.2 and openSUSE-12.3 (both > 32bits) I had some trouble with building dub (~master). Linkage failed with: > dmd -ofbin/dub -g -debug -w -property -Isource -L-lphobos2 -L-lcurl > @build-files.txt .... > /opt/dmd2/linux/bin32/../lib32/libphobos2.so: undefined reference to > `curl_global_cleanup@CURL_OPENSSL_3' > /opt/dmd2/linux/bin32/../lib32/libphobos2.so: undefined reference to > `curl_easy_cleanup@CURL_OPENSSL_3'... > > The same issues occurred with the zip. > Building a sample c/c++ program using libcurl linked without problems... > > After some dissection this was revealed: > ldd on libphobos2.so shows: > ldd /opt/dmd2/linux/lib32/libphobos2.so > ldd: warning: you do not have execution permission for > `/opt/dmd2/linux/lib32/libphobos2.so' > /opt/dmd2/linux/lib32/libphobos2.so: /usr/lib/libcurl.so.4: no version > information available (required by /opt/dmd2/linux/lib32/libphobos2.so) > linux-gate.so.1 (0xb77bf000) > libcurl.so.4 => /usr/lib/libcurl.so.4 (0xb748d000) > > Turns out the supplied libphobos2.so in the zip/rpm is linked against a newer > version of libcurl than available on openSUSE-12.x. I can imagine this does > not only affect openSUSE-12 users. > > After a git clone and checkout of dmd/druntime/phobos, the host-build dmd > could compile-and-link dub without problems. > > So, would it be possible for the next release of the zip and rpms to link > libphobos against a older (oldest possible) libcurl to alleviate/resolve this > problem? >
This is a known problem and will be fixed on the next release. Current phobos shared library has "libcurl versioned symbols" (@CURL_OPENSSL_3) and they are only usable on systems like Debian, Ubuntu, Linux Mint, etc. This problem is not related to the libcurl version. Regards, -- Jordi Sayol
