Solved Unable to build libqsqlmysql.so in Ubuntu 16.04 LTS
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Hi all
i am trying to compile the libqsqlmysql driver because i have noticed that after the upgrade to 16.04 LTS, it misses one dependency.
I paste the ldd output:linux-vdso.so.1 => (0x00007ffeb86c7000) libmysqlclient.so.18 => not found libQt5Sql.so.5 => /home/cristiano/Qt/5.6/gcc_64/plugins/sqldrivers/./../../lib/libQt5Sql.so.5 (0x00007fbc0f8ad000) libQt5Core.so.5 => /home/cristiano/Qt/5.6/gcc_64/plugins/sqldrivers/./../../lib/libQt5Core.so.5 (0x00007fbc0f19b000) libstdc++.so.6 => /usr/lib/x86_64-linux-gnu/libstdc++.so.6 (0x00007fbc0ee19000) libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007fbc0ea4f000) libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007fbc0e832000) libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007fbc0e529000) libgcc_s.so.1 => /lib/x86_64-linux-gnu/libgcc_s.so.1 (0x00007fbc0e312000) libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007fbc0e0f8000) libicui18n.so.56 => /home/cristiano/Qt/5.6/gcc_64/plugins/sqldrivers/./../../lib/libicui18n.so.56 (0x00007fbc0dc5e000) libicuuc.so.56 => /home/cristiano/Qt/5.6/gcc_64/plugins/sqldrivers/./../../lib/libicuuc.so.56 (0x00007fbc0d8a5000) libicudata.so.56 => /home/cristiano/Qt/5.6/gcc_64/plugins/sqldrivers/./../../lib/libicudata.so.56 (0x00007fbc0bec2000) libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007fbc0bcbe000) libgthread-2.0.so.0 => /usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0 (0x00007fbc0babb000) librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007fbc0b8b3000) libglib-2.0.so.0 => /lib/x86_64-linux-gnu/libglib-2.0.so.0 (0x00007fbc0b5a2000) /lib64/ld-linux-x86-64.so.2 (0x000055f82a5a1000) libpcre.so.3 => /lib/x86_64-linux-gnu/libpcre.so.3 (0x00007fbc0b331000)
After a quick search in my folder i have found that i have installed an higher version of the missing one:
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.20
I hence have downloaded from the site the qt-base-opensource-src-5.6.0 and i have tried to compile the plugin running the following command:
/home/cristiano/Qt/5.6/gcc_64/bin/qmake "INCLUDEPATH+=/usr/include/mysql/" "LIBS+=-L/usr/lib/x86_64-linux-gnu/ -l libmysqlclient" mysql.pro
After running "make" i get this error:
/usr/bin/ld: cannot find -llibmysqlclient /usr/bin/ld: cannot find -lmysqlclient_r collect2: error: ld returned 1 exit status Makefile:111: recipe for target '../../../../plugins/sqldrivers/libqsqlmysql.so' failed make: *** [../../../../plugins/sqldrivers/libqsqlmysql.so] Error 1
What i am doing wrong???
Thanks
Cristiano
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Hi,
Looks like you didn't install the MySQL development package.
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Hi,
Looks like you didn't install the MySQL development package.