fails on semi-current gentoo: [libtheora-1.1.1] libtool: link: gcc -Wall -Wno-parentheses -O3 -fforce-addr -fomit-frame-pointer -finline-functions -funroll-loops -Wl,-rpath -Wl,/home/dima/Sage/sage-dev/local/lib -o .libs/png2theora png2theora-png2theora.o -L/home/dima/Sage/sage-dev/local/lib ../lib/.libs/libtheoraenc.so ../lib/.libs/libtheoradec.so -logg -lpng16 -lm -Wl,-rpath -Wl,/home/dima/Sage/sage-dev/local/lib [libtheora-1.1.1] png2theora-png2theora.o: In function `png_read': [libtheora-1.1.1] png2theora.c:(.text+0x26d): undefined reference to `png_sizeof' [libtheora-1.1.1] png2theora.c:(.text+0x290): undefined reference to `png_sizeof' [libtheora-1.1.1] collect2: error: ld returned 1 exit status [libtheora-1.1.1] make[4]: *** [Makefile:291: png2theora] Error 1
Yes, downgrading - unless the author is willing to fix it... On Tuesday, September 19, 2017 at 2:15:36 PM UTC+1, Maarten Derickx wrote: > > > > On Tuesday, 19 September 2017 15:07:23 UTC+2, vdelecroix wrote: >> >> On 19/09/2017 14:22, Maarten Derickx wrote: >> >> > Currently the optional package libtheora fails to install: see >> > https://trac.sagemath.org/ticket/23732 for details. >> >> Actually, I also had troubles on Ubuntu 64 bits (based on debian). >> >> > From a logical point of view it should actually fail on any operating > system where one builds sage from source. The reason is that the version of > libtheora is incompatible with the version of libpng (standard package) > that we ship. > > >> Vincent >> > -- 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 post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.