the interesting part of the log is * The following required packages can not be built: * png * Try installing png with `brew install libpng` and * pkg-config with `brew install pkg-config`
It seems you are building under Homebrew, but something goes wrong with libpng. Do you have it installed? Do you have Sage's libpng built? On Tue, Jan 21, 2020 at 8:01 PM Jeremy Martin <jeremy.l.mar...@gmail.com> wrote: > > I'm trying to build Sage 9.0 from source under MacOS Mojave 10.14.6. I ran > into an error with matplotlib. The end of the error message is below, and > I'm attaching the logfile. > > Error building Sage. > > The following package(s) may have failed to build (not necessarily > during this run of 'make all-start'): > > * package: matplotlib-2.2.4.p0 > log file: /Applications/sage-9.0/logs/pkgs/matplotlib-2.2.4.p0.log > build directory: > /Applications/sage-9.0/local/var/tmp/sage/build/matplotlib-2.2.4.p0 > > Any advice you can give will be helpful. Thanks! > > --Jeremy Martin > > -- > You received this message because you are subscribed to the Google Groups > "sage-devel" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to sage-devel+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/sage-devel/ecd0ca50-ef2d-4d8d-859e-0e746e093b25%40googlegroups.com. -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-devel/CAAWYfq3s4V1byX0CtVODxmf0tu%3D9gOV%3DEuoZ9UMS3MaBdQtj-Q%40mail.gmail.com.