On Fri, Sep 20, 2013 at 05:56:25PM +0800, Li Zhijian wrote: > at 2013-9-20 16:50, Laurentiu Palcu wrote: > >On Fri, Sep 20, 2013 at 11:43:31AM +0300, Laurentiu Palcu wrote: > >>Hi, > >> > >>On Fri, Sep 20, 2013 at 02:45:24PM +0800, Li Zhijian wrote: > >>>Hi，all > >>> > >>>I got a big problem when using the cross-toolchain to compile a simple C > >>>program. > >>>This problem since 3ae71c74c71f13a390b21b4c3ead04e51aaa82b8 > >>>which is to upgrade the binutils from 2.22 to 2.23.1 > >Apparently I missed this... Make sure you checkout > >0333796a6b167dd754806700d7f771dd4a74e4ab (binutils_2.23.1.bb: Correct > >typo in enable-targets configure option). This might be your problem. > > > >Laurentiu > i am sorry，i don't understand what do you mean My bad, I copy-pasted the wrong sha1 (the summary was good though). Here's the correct sha1: a8fa49fbc21d460479ecadeb1996a800cc4e3e07
Laurentiu > > in poky git tree， > > 3ae71c74c71f13a390b21b4c3ead04e51aaa82b8 is newer than > 0333796a6b167dd754806700d7f771dd4a74e4ab > > this checkout 0333796a6b167dd754806700d7f771dd4a74e4ab ， toolchain work fine > > # git log > commit 3ae71c74c71f13a390b21b4c3ead04e51aaa82b8 > Author: Khem Raj <raj.k...@gmail.com> > Date: Wed Aug 8 10:33:41 2012 -0700 > > tcmode-default.inc: Use binutils 2.23.1 > ...skip... > > commit 0333796a6b167dd754806700d7f771dd4a74e4ab > Author: Khem Raj <raj.k...@gmail.com> > Date: Wed Aug 8 07:57:46 2012 -0700 > > oprofile: Include config.h before bfd.h > > oprofile uses bfd.h from binutils which now in 2.23+ expects config.h > so lets include it > ...skip... > > > -- > Best regards. > Li Zhijian > > > >>>what I do is as follows, any help or ideas ? > >>> > >>>I) Build my cross-toolchain > >>># git clone http://git.yoctoproject.org/git/poky/.git > >>># cd poky > >>># git checkout 3ae71c74c71f13a390b21b4c3ead04e51aaa82b8 -b tcmode-default > >>>...skip some steps... > >>># bitbake meta-toolchain > >>>Loading cache: 100% > >>>|############################################################################################| > >>> ETA: 00:00:00 > >>>Loaded 1122 entries from dependency cache. > >>> > >>>Build Configuration: > >>>BB_VERSION = "1.17.0" > >>>BUILD_SYS = "x86_64-linux" > >>>NATIVELSBSTRING = "CentOS-6.3" > >>>TARGET_SYS = "x86_64-poky-linux" > >>>MACHINE = "qemux86-64" > >>>DISTRO = "poky" > >>>DISTRO_VERSION = "1.3+snapshot-20130912" > >>>TUNE_FEATURES = "m64" > >>>TARGET_FPU = "" > >>>meta > >>>meta-yocto > >>>meta-yocto-bsp = "tcmode-default:3ae71c74c71f13a390b21b4c3ead04e51aaa82b8" > >>> > >>>..cost a long time.. > >>>all of the build work successfully > >>> > >>>II) Install my cross-toolchain > >>># ./poky-eglibc-x86_64-x86_64-toolchain-1.3+snapshot-20130912.sh > >>>Enter target directory for SDK (default: /opt/poky/1.3+snapshot): > >>>toolchain-1.3-tcmode-default > >>> > >>>III） compile a simple C program > >>># cat test.c > >>>int main () > >>>{ > >>>printf("hello world\n"); > >>>return 0; > >>>} > >>># source toolchain-1.3-tcmode-default/environment-setup-x86_64-poky-linux > >>># $CC -o test test.c -L tmp/sysroots/qemux86-64/usr/lib/ -lm > >>Technically, for this simple program, it's enough to do: > >> > >>$CC -o test test.c > >> > >>The $CC contains the sysroot option and the linker will automatically > >>prefix /lib and /usr/lib with the target sysroot. So, it should be able > >>to compile just fine. > >> > >>The -L option just adds another search path for libraries which will be > >>searched before the default ones. So, it shouldn't be a problem. > >> > >>Somehow, it looks like it tries to link against the host's libraries. > >> > >>Before compiling, do a 'echo $CC' and make sure the --sysroot points to > >>the correct directory. > >> > >>Laurentiu > >> > >>>test.c: In function 'main': > >>>test.c:3:9: warning: incompatible implicit declaration of built-in > >>>function 'printf' [enabled by default] > >>>/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-pokysdk-linux/usr/bin/x86_64-poky-linux/../../libexec/x86_64-poky-linux/gcc/x86_64-poky-linux/4.7.2/ld: > >>> skipping incompatible /lib/libc.so.6 when searching for /lib/libc.so.6 > >>>/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-pokysdk-linux/usr/bin/x86_64-poky-linux/../../libexec/x86_64-poky-linux/gcc/x86_64-poky-linux/4.7.2/ld: > >>> cannot find /lib/libc.so.6 > >>>/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-pokysdk-linux/usr/bin/x86_64-poky-linux/../../libexec/x86_64-poky-linux/gcc/x86_64-poky-linux/4.7.2/ld: > >>> skipping incompatible /usr/lib/libc_nonshared.a when searching for > >>>/usr/lib/libc_nonshared.a > >>>/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-pokysdk-linux/usr/bin/x86_64-poky-linux/../../libexec/x86_64-poky-linux/gcc/x86_64-poky-linux/4.7.2/ld: > >>> cannot find /usr/lib/libc_nonshared.a > >>>collect2: error: ld returned 1 exit status > >>> > >>> > >>>#cat toolchain-1.3-tcmode-default/environment-setup-x86_64-poky-linux > >>>export > >>>PATH=/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-pokysdk-linux/usr/bin:/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-pokysdk-linux/usr/bin/x86_64-poky-linux:$PATH > >>>export > >>>PKG_CONFIG_SYSROOT_DIR=/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-poky-linux > >>>export > >>>PKG_CONFIG_PATH=/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-poky-linux/usr/lib/pkgconfig > >>>export > >>>CONFIG_SITE=/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/site-config-x86_64-poky-linux > >>>export CC="x86_64-poky-linux-gcc -m64 > >>>--sysroot=/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-poky-linux" > >>>export CXX="x86_64-poky-linux-g++ -m64 > >>>--sysroot=/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-poky-linux" > >>>export CPP="x86_64-poky-linux-gcc -E -m64 > >>>--sysroot=/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-poky-linux" > >>>export AS="x86_64-poky-linux-as " > >>>export LD="x86_64-poky-linux-ld > >>>--sysroot=/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-poky-linux" > >>>export GDB=x86_64-poky-linux-gdb > >>>export STRIP=x86_64-poky-linux-strip > >>>export RANLIB=x86_64-poky-linux-ranlib > >>>export OBJCOPY=x86_64-poky-linux-objcopy > >>>export OBJDUMP=x86_64-poky-linux-objdump > >>>export AR=x86_64-poky-linux-ar > >>>export NM=x86_64-poky-linux-nm > >>>export M4=m4 > >>>export TARGET_PREFIX=x86_64-poky-linux- > >>>export CONFIGURE_FLAGS="--target=x86_64-poky-linux > >>>--host=x86_64-poky-linux --build=x86_64-linux > >>>--with-libtool-sysroot=/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-poky-linux" > >>>export CFLAGS=" -O2 -pipe -g -feliminate-unused-debug-types" > >>>export CXXFLAGS=" -O2 -pipe -g -feliminate-unused-debug-types -fpermissive" > >>>export LDFLAGS="-Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed" > >>>export CPPFLAGS="" > >>>export > >>>OECORE_NATIVE_SYSROOT="/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-pokysdk-linux" > >>>export > >>>OECORE_TARGET_SYSROOT="/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-poky-linux" > >>>export OECORE_ACLOCAL_OPTS="-I > >>>/yocto/fnst/lizj/build_yocto/x86-64-yocto-1.3/toolchain-1.3-tcmode-default/sysroots/x86_64-pokysdk-linux/usr/share/aclocal" > >>>export OECORE_DISTRO_VERSION="1.3+snapshot-20130912" > >>>export OECORE_SDK_VERSION="1.3+snapshot" > >>> > >>>-- > >>>Best regards. > >>>Li Zhijian (8555) > >>> > >>> > >>>_______________________________________________ > >>>yocto mailing list > >>>yocto@yoctoproject.org > >>>https://lists.yoctoproject.org/listinfo/yocto > >>_______________________________________________ > >>poky mailing list > >>p...@yoctoproject.org > >>https://lists.yoctoproject.org/listinfo/poky > > > > > _______________________________________________ yocto mailing list yocto@yoctoproject.org https://lists.yoctoproject.org/listinfo/yocto
