<div dir="ltr">Having zero experience with Cygwin myself, this may be way off. But it looks like "libtool: link: ERROR: object name conflicts" is your problem either way. A quick Google search on that error yielded this:<br><br><a href="http://stackoverflow.com/questions/12060186/libtool-object-name-conflicts-in-archive-netcdf-mingw">http://stackoverflow.com/questions/12060186/libtool-object-name-conflicts-in-archive-netcdf-mingw</a><br><br>Perhaps the solution lies therein?</div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, May 16, 2017 at 10:53 AM, Brian Macdonald <span dir="ltr"><<a href="mailto:macbdog@gmail.com" target="_blank">macbdog@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div><div>Hello all<br><br></div>I am having difficulty attempting to compile Ipopt using the Cygwin interface. I am following the steps as listed in the documentation. The Ipopt code (Ipopt 3.12) was acquired by svn, and I am using the HSL linear solvers. <br><br>Running ../configure works fine, but using the make command resulted in the following error:<br><br>rm -fr  .libs/libipopt.lax<br>rm -fr .libs/libipopt.lax<br>mkdir .libs/libipopt.lax<br>rm -fr .libs/libipopt.lax/<wbr>libLinearSolverLoader.a<br>mkdir .libs/libipopt.lax/<wbr>libLinearSolverLoader.a<br>(cd .libs/libipopt.lax/<wbr>libLinearSolverLoader.a && ar x /usr/bin/coinIpopt/build/<wbr>Ipopt/src/Interfaces/../c     <wbr>                              <wbr>                              <wbr>                              <wbr>          ontrib/LinearSolverLoader/.<wbr>libs/libLinearSolverLoader.a)<br>libtool: link: ERROR: object name conflicts: .libs/libipopt.lax/<wbr>libLinearSolverLoader.a//usr/<wbr>bin/coinIpop                  <wbr>                              <wbr>                              <wbr>                           t/build/Ipopt/src/Interfaces/.<wbr>./contrib/LinearSolverLoader/.<wbr>libs/libLinearSolverLoader.a<br>make[2]: *** [Makefile:480: <a href="http://libipopt.la" target="_blank">libipopt.la</a>] Error 1<br>make[2]: Leaving directory '/usr/bin/coinIpopt/build/<wbr>Ipopt/src/Interfaces'<br>make[1]: *** [Makefile:679: all-recursive] Error 1<br>make[1]: Leaving directory '/usr/bin/coinIpopt/build/<wbr>Ipopt'<br>make: *** [Makefile:323: all-recursive] Error 1<br><br></div>Looking at previous threads, I found one that suggested using --disable-linear-solver-loader with configure to get around this error. When I do that and then attempt to use make again, I am getting the following error:<br><br>rm -fr  .libs/libipopt.lax<br>rm -fr .libs/libipopt.lax<br>mkdir .libs/libipopt.lax<br>rm -fr .libs/libipopt.lax/<wbr>libcgpenalty.a<br>mkdir .libs/libipopt.lax/<wbr>libcgpenalty.a<br>(cd .libs/libipopt.lax/<wbr>libcgpenalty.a && ar x /usr/bin/coinIpopt/build/<wbr>Ipopt/src/Interfaces/../<wbr>contrib/CGPenalty/.libs/<wbr>libcgpenalty.a)<br>libtool: link: ERROR: object name conflicts: .libs/libipopt.lax/<wbr>libcgpenalty.a//usr/bin/<wbr>coinIpopt/build/Ipopt/src/<wbr>Interfaces/../contrib/<wbr>CGPenalty/.libs/libcgpenalty.a<br>make[2]: *** [Makefile:480: <a href="http://libipopt.la" target="_blank">libipopt.la</a>] Error 1<br>make[2]: Leaving directory '/usr/bin/coinIpopt/build/<wbr>Ipopt/src/Interfaces'<br>make[1]: *** [Makefile:679: all-recursive] Error 1<br>make[1]: Leaving directory '/usr/bin/coinIpopt/build/<wbr>Ipopt'<br>make: *** [Makefile:323: all-recursive] Error 1<br><br></div>I have tried starting from scratch, but I keep getting the same errors. Any help with this is greatly appreciated.<span class="HOEnZb"><font color="#888888"><br><br></font></span></div><span class="HOEnZb"><font color="#888888">Brian Macdonald<br></font></span></div>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div dir="ltr" style="color:rgb(136,136,136);font-size:12.8px"><b style="font-size:12.8px"><font color="#666666">Austin Herrema</font></b><br></div><div dir="ltr" style="color:rgb(136,136,136);font-size:12.8px"><div><font color="#999999">PhD Student | Graduate Research Assistant | Iowa State University</font></div><div><font color="#999999">Wind Energy Science, Engineering, and Policy | Mechanical Engineering</font></div></div></div></div>
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