Gentoo Websites Logo
Go to: Gentoo Home Documentation Forums Lists Bugs Planet Store Wiki Get Gentoo!
Bug 413159 - media-libs/opencv-2.3.1a-r{1,20} with gcc-4.7: fails with undefined function usleep
Summary: media-libs/opencv-2.3.1a-r{1,20} with gcc-4.7: fails with undefined function ...
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: [OLD] GCC Porting (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Andreas K. Hüttel
Depends on:
Blocks: gcc-4.7
  Show dependency tree
Reported: 2012-04-22 21:23 UTC by Nicolas Schlumberger
Modified: 2012-05-06 20:05 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---

build.log (media-libs:opencv-2.3.1a-r20:20120422-195822.log,67.05 KB, text/plain)
2012-04-22 21:24 UTC, Nicolas Schlumberger
opencv-2.3.1a-gcc-4.7.patch (opencv-2.3.1a-gcc-4.7.patch,810 bytes, text/plain)
2012-04-29 12:31 UTC, Nicolas Schlumberger

Note You need to log in before you can comment on or make changes to this bug.
Description Nicolas Schlumberger 2012-04-22 21:23:06 UTC
opencv fails at modules/highgui/src/window_QT.cpp with usleep no declared in this scope.

Reproducible: Always

Actual Results:  
/var/tmp/portage/media-libs/opencv-2.3.1a-r1/work/OpenCV-2.3.1/modules/highgui/src/window_QT.cpp: In function ‘CvFont cvFontQt(const char*, int, CvScalar, int, int, int)’:
/var/tmp/portage/media-libs/opencv-2.3.1a-r1/work/OpenCV-2.3.1/modules/highgui/src/window_QT.cpp:88:80: warning: narrowing conversion of ‘spacing’ from ‘int’ to ‘float’ inside { } is ill-formed in C++11 [-Wnarrowing]
/var/tmp/portage/media-libs/opencv-2.3.1a-r1/work/OpenCV-2.3.1/modules/highgui/src/window_QT.cpp: In function ‘int cvWaitKey(int)’:
/var/tmp/portage/media-libs/opencv-2.3.1a-r1/work/OpenCV-2.3.1/modules/highgui/src/window_QT.cpp:316:16: error: ‘usleep’ was not declared in this scope
[ 46%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_base.o
[ 46%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_jpeg2000.o
[ 46%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_bmp.o
[ 46%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_exr.o
[ 46%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_tiff.o
/var/tmp/portage/media-libs/opencv-2.3.1a-r1/work/OpenCV-2.3.1/modules/highgui/src/grfmt_tiff.cpp: In member function ‘virtual bool cv::TiffEncoder::write(const cv::Mat&, const std::vector<int>&)’:
/var/tmp/portage/media-libs/opencv-2.3.1a-r1/work/OpenCV-2.3.1/modules/highgui/src/grfmt_tiff.cpp:711:34: warning: ignoring return value of ‘size_t fwrite(const void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]
make[2]: *** [modules/highgui/CMakeFiles/opencv_highgui.dir/src/window_QT.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [modules/highgui/CMakeFiles/opencv_highgui.dir/all] Error 2
make: *** [all] Error 2
emake failed

emerge --info

Portage 2.2.0_alpha100 (hardened/linux/amd64/desktop, gcc-4.7.0, glibc-2.15-r1, 3.3.2-hardened x86_64)
System uname: Linux-3.3.2-hardened-x86_64-Intel-R-_Core-TM-_i7-2620M_CPU_@_2.70GHz-with-gentoo-2.1
Timestamp of tree: Sat, 21 Apr 2012 22:45:01 +0000
app-shells/bash:          4.2_p24
dev-java/java-config:     2.1.11-r3
dev-lang/python:          2.7.3, 3.2.2-r1
dev-util/cmake:           2.8.7-r5
dev-util/pkgconfig:       0.26
sys-apps/baselayout:      2.1
sys-apps/sandbox:         2.5
sys-devel/autoconf:       2.13, 2.68
sys-devel/automake:       1.11.5
sys-devel/binutils:       2.22-r1
sys-devel/gcc:            4.6.2, 4.7.0::hardened-dev
sys-devel/gcc-config:     1.7
sys-devel/libtool:        2.4.2
sys-devel/make:           3.82-r3
sys-kernel/linux-headers: 3.3 (virtual/os-headers)
sys-libs/glibc:           2.15-r1
Repositories: gentoo kde hardened-dev local
Installed sets: @kde-telepathy, @kdeaccessibility-4.8, @kdeadmin-4.8, @kdeartwork-4.8, @kdebase-4.8, @kdegraphics-4.8, @kdelibs-4.8, @kdemultimedia-4.8, @kdenetwork-4.8, @kdepim-4.8, @kdetoys-4.8, @kdeutils-4.8, @system
ACCEPT_KEYWORDS="amd64 ~amd64"
CFLAGS="-march=native -O2 -pipe -floop-interchange -floop-strip-mine -floop-block"
CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt /usr/share/openvpn/easy-rsa"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/splash /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c"
CXXFLAGS="-march=native -O2 -pipe -floop-interchange -floop-strip-mine -floop-block"
EMERGE_DEFAULT_OPTS="--misspell-suggestions=n --jobs=3"
FEATURES="assume-digests binpkg-logs distlocks ebuild-locks fixlafiles news parallel-fetch preserve-libs protect-owned sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch usersandbox usersync xattr"
LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--sort-common -Wl,-z,relro -Wl,-z,now"
LINGUAS="en en_US"
MAKEOPTS="-j5 -l11"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages"
PORTDIR_OVERLAY="/var/lib/layman/kde /var/lib/layman/hardened-development /usr/local/portage"
USE="X a52 aac acl acpi alsa amd64 bash-completion berkdb bluetooth branding bzip2 c++0x cairo caps cli consolekit cracklib crypt cups cxx dbus dri dts dvd emboss encode exif expat fam ffmpeg fftw firefox flac gdbm gdu gif gpm gstreamer handbook hardened iconv icu idn introspection ipv6 jpeg justify kde kerberos lcms ldap libedit libnotify logrotate lzma mad mmx mng modules mp3 mp4 mpeg mpi mudflap multilib mysql ncurses networkmanager nls nptl nptlonly ogg openexr opengl openmp pam pango pax_kernel pcre pdf png policykit ppds pppd qt3support qt4 sdl semantic-desktop session smp spell sqlite sse sse2 ssl svg sysfs syslog tcpd theora threads tiff truetype udev unicode urandom usb v4l v4l2 vim-syntax vorbis wxwidgets x264 xattr xcb xml xorg xulrunner xv xvid zlib" ALSA_CARDS="hda-intel" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" DRACUT_MODULES="biosdevname btrfs caps crypt crypt-gpg syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx" GRUB_PLATFORMS="efi-64 pc" INPUT_DEVICES="evdev synaptics" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="en en_US" PHP_TARGETS="php5-3" RUBY_TARGETS="ruby19" USERLAND="GNU" VIDEO_CARDS="intel vesa v4l v4l2" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
USE_PYTHON="2.7 3.2"
Comment 1 Nicolas Schlumberger 2012-04-22 21:24:12 UTC
Created attachment 309813 [details]

complete build log
Comment 2 Nicolas Schlumberger 2012-04-29 12:31:14 UTC
Created attachment 310405 [details]

fixes compile issue.

for some reason, OpenCV-2.3.1/modules/highgui/src/window_QT.h is in dos format, so applying the patch might be a bit problematic. 

running dos2unix before applying the patch solves that issue.
Comment 3 Andreas K. Hüttel archtester gentoo-dev 2012-05-06 20:05:51 UTC
Fixed, thanks!