Is /usr/lib64/gcc a file or a link? Is it a valid link? 2016-06-29 5:52 GMT-03:00 Zhenhua Luo <zhenhua....@nxp.com>: > The /usr/lib64/ccache is added in PATH by /etc/profile.d/ccache.sh when > ccache is installed on Fedora host, the issue disappears if one of the > following changes is done. > > 1. Remove /usr/lib64/ccache from PATH > > 2. Move /usr/lib64/ccache after /usr/bin in PATH > > 3. Set CCACHE_PATH equals to PATH > > 4. Unset CCACHE_PATH > > > > Another observation, before sourcing environment-setup-<core>-poky-linux, > gcc can be found even if /usr/lib64/ccache is in prepend to PATH, but after > sourcing the environment-setup-<core>-poky-linux script, the gcc can’t be > found, this should be a bug of the environment-setup-<core>-poky-linux > script. Should I open a Bugzilla ticket to track it? > > > > $ echo $PATH > > /usr/lib64/qt-3.3/bin:/usr/lib64/ccache:/usr/local/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/home/bjsimics/.local/bin:/home/bjsimics/bin > > which gcc > > /usr/lib64/ccache/gcc > > $ gcc -v > > Using built-in specs. > > COLLECT_GCC=/usr/bin/gcc > > COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-redhat-linux/5.3.1/lto-wrapper > > Target: x86_64-redhat-linux > > Configured with: ../configure --enable-bootstrap > --enable-languages=c,c++,objc,obj-c++,fortran,ada,go,lto --prefix=/usr > --mandir=/usr/share/man --infodir=/usr/share/info > --with-bugurl=http://bugzilla.redhat.com/bugzilla --enable-shared > --enable-threads=posix --enable-checking=release --enable-multilib > --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions > --enable-gnu-unique-object --enable-linker-build-id > --with-linker-hash-style=gnu --enable-plugin --enable-initfini-array > --disable-libgcj --with-default-libstdcxx-abi=gcc4-compatible --with-isl > --enable-libmpx --enable-gnu-indirect-function --with-tune=generic > --with-arch_32=i686 --build=x86_64-redhat-linux > > Thread model: posix > > gcc version 5.3.1 20160406 (Red Hat 5.3.1-6) (GCC) > > $ > > $ source /opt/poky/2.1+snapshot/environment-setup-ppce500mc-poky-linux > > $ > > $ echo $PATH > > /opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/sbin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/bin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/sbin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/../x86_64-pokysdk-linux/bin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/powerpc-poky-linux:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/powerpc-poky-linux-uclibc:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/powerpc-poky-linux-musl:/usr/lib64/qt-3.3/bin:/usr/lib64/ccache:/usr/local/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/home/bjsimics/.local/bin:/home/bjsimics/bin > > $ > > $ which gcc > > /usr/lib64/ccache/gcc > > $ gcc -v > > ccache: error: Could not find compiler "gcc" in PATH > > $ > > > > > > Best Regards, > > > > Zhenhua > > > > From: Khem Raj [mailto:raj.k...@gmail.com] > Sent: Tuesday, June 28, 2016 10:48 PM > To: Zhenhua Luo <zhenhua....@nxp.com> > Cc: yocto@yoctoproject.org > Subject: RE: [yocto] Failed to cross compile kernel with Yocto toolchain > > > > /usr/lib64/ccache is unusual why do you have it in path and if you really > need it add it after all other paths. Check your env first > > > > On Jun 27, 2016 10:56 PM, "Zhenhua Luo" <zhenhua....@nxp.com> wrote: > > Hello Khem, > > >> -----Original Message----- >> From: Khem Raj [mailto:raj.k...@gmail.com] >> Sent: Tuesday, June 28, 2016 12:36 AM >> To: Zhenhua Luo <zhenhua....@nxp.com> >> Cc: yocto@yoctoproject.org >> Subject: Re: [yocto] Failed to cross compile kernel with Yocto toolchain >> >> On Mon, Jun 27, 2016 at 1:16 AM, Zhenhua Luo <zhenhua....@nxp.com> >> wrote: >> > Hello all, >> > >> > >> > >> > I generate the Yocto toolchain by “bitbake meta-toolchain”, and use >> > this toolchain to cross-compile kernel, I met the following error. Is >> > this a bug or I missed something? My host Linux is Fedora 22. >> >> its better to start using bitbake -cpopulate_sdk <image name> to generate >> SDKs. >> >> >> > >> > >> > >> > $ source /opt/poky/2.1+snapshot/environment-setup-ppce500mc-poky- >> linux >> > >> > $ cd linux/ >> > >> > $ make corenet32_smp_defconfig >> > >> > HOSTCC scripts/kconfig/conf.o >> > >> > ccache: error: Could not find compiler "gcc" in PATH >> >> did you see if gcc is in your path after sourcing SDK env script? > > [Luo Zhenhua-B19537] gcc can't be found after sourcing the SDK env script. > but the /usr/bin is in the PATH env variable. > $ source /opt/poky/2.1+snapshot/environment-setup-ppce500mc-poky-linux > $ echo $PATH > /opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/sbin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/bin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/sbin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/../x86_64-pokysdk-linux/bin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/powerpc-poky-linux:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/powerpc-poky-linux-uclibc:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/powerpc-poky-linux-musl:/usr/lib64/qt-3.3/bin:/usr/lib64/ccache:/usr/local/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/home/bjsimics/.local/bin:/home/bjsimics/bin > $ echo $CCACHE_PATH > /opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/../x86_64-pokysdk-linux/bin:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/powerpc-poky-linux:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/powerpc-poky-linux-uclibc:/opt/poky/2.1+snapshot/sysroots/x86_64-pokysdk-linux/usr/bin/powerpc-poky-linux-musl: > $ which gcc > /usr/lib64/ccache/gcc > $ gcc -v > > ccache: error: Could not find compiler "gcc" in PATH > > Best Regards, > > Zhenhua > > >> > scripts/Makefile.host:108: recipe for target 'scripts/kconfig/conf.o' >> > failed >> > >> > make[1]: *** [scripts/kconfig/conf.o] Error 1 >> > >> > Makefile:541: recipe for target 'corenet32_smp_defconfig' failed >> > >> > make: *** [corenet32_smp_defconfig] Error 2 >> > >> > >> > >> > >> > >> > Best Regards, >> > >> > >> > >> > Zhenhua >> > >> > >> > -- >> > _______________________________________________ >> > yocto mailing list >> > yocto@yoctoproject.org >> > https://lists.yoctoproject.org/listinfo/yocto >> > > > > > > -- > _______________________________________________ > yocto mailing list > yocto@yoctoproject.org > https://lists.yoctoproject.org/listinfo/yocto >
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