burstas / context-free Goto Github PK

What steps will reproduce the problem?
1. Run any example which uses "tile{}" or "CF::Tile" (e.g. 
http://www.contextfreeart.org/gallery/view.php?id=1447)
2. Context Free crashes

Version:         3.0.6 (38)
OS Version:      Mac OS X 10.9.2 (13C1021)

Fix:
Explicitly link to libm:
sed -i 's/^LIBS\s\+=.*/\0 m/' Makefile

What is the expected output? What do you see instead?
/usr/bin/ld: objs/astexpression.o: undefined reference to symbol 
'atan2@@GLIBC_2.0'
/usr/bin/ld: note: 'atan2@@GLIBC_2.0' is defined in DSO /usr/lib/libm.so.6 so 
try adding it to the linker command line
/usr/lib/libm.so.6: could not read symbols: Invalid operation
collect2: error: ld returned 1 exit status
make: *** [cfdg] Error 1


What version of the product are you using? On what operating system?
ContextFree 3.0 compressed tarball (v17)
Linux 3.4.6-1-ARCH #1 SMP PREEMPT i686 GNU/Linux


Please provide any additional information below.
http://fedoraproject.org/wiki/UnderstandingDSOLinkChange

What steps will reproduce the problem?
1. Download the source for version 3.
2. Install flex, bison, and libavformat-dev. The latter isn't mentioned in the 
readme but seems to be required for the new AGG.
3. make

What is the expected output? What do you see instead?

The linker output is:

objs/ffCanvas.o: In function `ffCanvas::Impl::Impl(char const*, 
aggCanvas::PixelFormat, int, int, int, char*, int)':
ffCanvas.cpp:(.text+0x90): undefined reference to 
`avformat_alloc_output_context2'

What version of the product are you using? On what operating system?

Latest code from mercurial. Ubuntu 12.04. libavformat53 version 
4:0.8.3-0ubuntu0.12.04.1

I. Compiled with ffmpeg support:

A.
$ ./cfdg ../tentacles.cfdg 
Failed to create movie file: failed to write video file header
ls -lahrt | grep -i output
(nothing)

B.
$ ./cfdg ../tentacles.cfdg -o output.png
...
The output file name is output.png
$  file output.png 
output.png: ISO Media, Apple QuickTime movie

C.
$ ./cfdg ../tentacles.cfdg output.png
...
The output file name is output.png
$  file output.png 
output.png: ISO Media, Apple QuickTime movie

D.
$  ./cfdg ../tentacles.cfdg -V -o output.png
...
The output file name is output.png
output.png: ISO Media, Apple QuickTime movie


II. Disabled ffmpeg support per "src-ffmpeg/README.ffmpeg"

A.
$ ./cfdg ../tentacles.cfdg
Failed to create movie file: Quicktime support not compiled in

B.
$ ./cfdg ../tentacles.cfdg -o output.png
...
Failed to create movie file: Quicktime support not compiled in

C.
$ ./cfdg ../tentacles.cfdg output.png
...
Failed to create movie file: Quicktime support not compiled in


D.
$  ./cfdg ../tentacles.cfdg -V -o output.png
...
Failed to create movie file: Quicktime support not compiled in


What version of the product are you using? On what operating system?
ContextFree 3.0 compressed tarball (v17)
Linux 3.4.6-1-ARCH #1 SMP PREEMPT i686 GNU/Linux