> On 13-Feb-2017, at 12:36, vivek kukreja <vivekkukre...@gmail.com> wrote: > > Hello Chris, > > I have tried compiling the app with -lm flag but to no avail. I think the > rtems-libbsd waf build process has to be modified a bit to link sfp.c using > the -lm flag. I tried altering the libbsd waf script but couldn't fix the > error. I'm trying to fix it and any help is greatly appreciated. :)
Nevermind. I cloned and reinstalled the latest rtems-libbsd and now the app compiles using the -lm flag. Thanks a lot! > Regards, > Vivek > >>> On 09-Feb-2017, at 07:54, Chris Johns <chr...@rtems.org> wrote: >>> >>> On 09/02/2017 09:54, vivek kukreja wrote: >>> Hello all, >> >> Hello and welcome back to RTEMS. >> >>> >>> I have setup rtems for arm/xilinx_zynq_a9_qemu pair and installed >>> rtems-libbsd. Im trying to run NFS in an application but i get an >>> error while linking libbsd drivers. I use the following commands to >>> compile the application: >>> >>> arm-rtems4.12-gcc -B../../../../../xilinx_zynq_a9_qemu/lib/ -specs >>> bsp_specs -qrtems -DHAVE_CONFIG_H -I. >>> -I/home/vivek/sandbox/rtems/c/src/../../testsuites/samples/fileio -I.. >>> -I/home/vivek/sandbox/rtems/c/src/../../testsuites/samples/../support/include >>> -I/home/vivek/sandbox/rtems-libbsd/rtemsbsd/include >>> -I/home/vivek/sandbox/rtems-libbsd/freebsd/include >>> -I/home/vivek/sandbox/rtems-libbsd/freebsd/sys -march=armv7-a >>> -mthumb -mfpu=neon -mfloat-abi=hard -mtune=cortex-a9 -O0 -g >>> -ffunction-sections -fdata-sections -Wall -Wmissing-prototypes >>> -Wimplicit-function-declaration -Wstrict-prototypes -Wnested-externs >>> -MT init.o -MD -MP -MF .deps/init.Tpo -c -o init.o >>> /home/vivek/sandbox/rtems/c/src/../../testsuites/samples/fileio/init.c >>> mv -f .deps/init.Tpo .deps/init.Po >>> arm-rtems4.12-gcc -B../../../../../xilinx_zynq_a9_qemu/lib/ -specs >>> bsp_specs -qrtems -march=armv7-a -mthumb -mfpu=neon -mfloat-abi=hard >>> -mtune=cortex-a9 -O0 -g -ffunction-sections -fdata-sections -Wall >>> -Wmissing-prototypes -Wimplicit-function-declaration >>> -Wstrict-prototypes -Wnested-externs -Wl,--gc-sections >>> -march=armv7-a -mthumb -mfpu=neon -mfloat-abi=hard -mtune=cortex-a9 >>> -o fileio.exe init.o >>> /home/vivek/sandbox/rtems-libbsd/build/arm-rtems4.12-xilinx_zynq_a9_qemu/libbsd.a >>> >>> I'm getting the following error: >>> >>> /home/vivek/sandbox/rtems-libbsd/build/arm-rtems4.12-xilinx_zynq_a9_qemu/libbsd.a(sfp.c.12.o): >>> In function `convert_sff_power': >>> /home/vivek/sandbox/rtems-libbsd/build/arm-rtems4.12-xilinx_zynq_a9_qemu/../../freebsd/sbin/ifconfig/sfp.c:614: >>> undefined reference to `log10' >>> >>> I think this is a linking issue(in the rtems-libbsd build) and i'm >>> reinstalling libbsd to double-check. If anyone has come across this >>> error before please help me resolve it. >>> >> >> Try adding -lm to the libraries you need to link with. It looks to me like >> the recent changes Sebastian has made with libbsd has added a dependence on >> the libm.a library. >> >> Chris >> _______________________________________________ >> devel mailing list >> devel@rtems.org >> http://lists.rtems.org/mailman/listinfo/devel _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
