unpaper version 0.3-1 failed to build in oneiric

[Matthias Klose]

unpaper version 0.3-1 failed to build in oneiric
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110816/+build/2713971

Details about the rebuild:
http://people.ubuntuwire.org/~wgrant/rebuild-ftbfs-test/test-rebuild-20110816-oneiric.html

Direct link to the build log: https://launchpad.net/ubuntu/+archive/test-rebuild-20110816/+build/2713971/+files/buildlog_ubuntu-oneiric-amd64.unpaper_0.3-1_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 342 lines into the build log:

src/unpaper.c:1942:19: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result]
src/unpaper.c:1944:15: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result]
src/unpaper.c:1948:11: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result]
src/unpaper.c:1953:15: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result]
src/unpaper.c:1956:23: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result]
src/unpaper.c:1958:19: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result]
/tmp/cc1eyX66.o: In function `detectEdgeRotation':
/build/buildd/unpaper-0.3/src/unpaper.c:2316: undefined reference to `tan'
/tmp/cc1eyX66.o: In function `detectRotation':
/build/buildd/unpaper-0.3/src/unpaper.c:2384: undefined reference to `sqrt'
/tmp/cc1eyX66.o: In function `rotate':
/build/buildd/unpaper-0.3/src/unpaper.c:2447: undefined reference to `sincos'
collect2: ld returned 1 exit status
make: *** [build-stamp] Error 1
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110824-0227
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/unpaper-0.3

[Launchpad Janitor (janitor)]

This bug was fixed in the package unpaper - 0.3-1ubuntu1

---------------
unpaper (0.3-1ubuntu1) oneiric; urgency=low

  * Reorder libs in command to resolve FTBFS with gcc-4.6. (LP: #832854)
 -- Daniel T Chen <email address hidden> Sat, 27 Aug 2011 00:14:46 -0400