[Cbc] Building Cbc under Cygwin: more info
acw at ascent.com
acw at ascent.com
Tue Mar 13 16:21:25 EDT 2012
A few days ago I reported that I was having trouble building Cbc under
Cygwin. I have one or two more bits of information that may give somebody
a clue about what's going wrong.
During "make", we get occasional warnings that all look like this:
libtool: link: warning: undefined symbols not allowed in i686-pc-cygwin
shared libraries
During "make test", we get:
make[2]: Entering directory `...Osi/src/Osi'
.deps/OsiAuxInfo.Plo:1: *** multiple target patterns. Stop.
make[2]: Leaving directory `...Osi/src/Osi'
Makefile:523: recipe for target `all-recursive' failed
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `...Osi'
Makefile:314: recipe for target `all-recursive' failed
make: *** [all-recursive] Error 1
For comparison, I just did the build in a more conventional Linux
environment (a VMWare emulation, in this case, but I don't think that
matters), and got through "make test" with no errors. By the way, the set
of compiler warnings I get during build is slightly different in the two
environments.
So, it seems that there is something about our Cygwin configuration that
wasn't anticipated by the COIN build tools: does anyone have additional
insight?
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