**** Build of configuration Debug for project mess_about ****

"C:\\ti\\ccsv6\\utils\\bin\\gmake" -k all 
'Building file: ../main.c'
'Invoking: ARM Compiler'
"C:/ti/ccsv6/tools/compiler/ti-cgt-arm_5.2.2/bin/armcl" -mv7M4 --code_state=16 --float_support=FPv4SPD16 --abi=eabi -me --include_path="C:/ti/ccsv6/tools/compiler/ti-cgt-arm_5.2.2/include" --include_path="c:/TI/TivaWare_C_Series-2.1.0.12573" -g --gcc --define=ccs="ccs" --define=PART_TM4C129CNCPDT --display_error_number --diag_warning=225 --diag_wrap=off --preproc_with_compile --preproc_dependency="main.pp"  "../main.c"
'Finished building: ../main.c'
' '
'Building target: mess_about.out'
'Invoking: ARM Linker'
"C:/ti/ccsv6/tools/compiler/ti-cgt-arm_5.2.2/bin/armcl" -mv7M4 --code_state=16 --float_support=FPv4SPD16 --abi=eabi -me -g --gcc --define=ccs="ccs" --define=PART_TM4C129CNCPDT --display_error_number --diag_warning=225 --diag_wrap=off -z -m"mess_about.map" --heap_size=0 --stack_size=512 -i"C:/ti/ccsv6/tools/compiler/ti-cgt-arm_5.2.2/lib" -i"C:/ti/ccsv6/tools/compiler/ti-cgt-arm_5.2.2/include" --reread_libs --warn_sections --display_error_number --diag_wrap=off --xml_link_info="mess_about_linkInfo.xml" --rom_model -o "mess_about.out" "./main.obj" "./tm4c129cncpdt_startup_ccs.obj" "C:/ti/TivaWare_C_Series-2.1.0.12573/driverlib/ccs/Debug/driverlib.lib" "../tm4c129cncpdt.cmd"  -l"libc.a" 
<Linking>

 undefined   first referenced
  symbol         in file     
 ---------   ----------------
 ButtonsInit ./main.obj      
 ButtonsPoll ./main.obj      

error #10234-D: unresolved symbols remain

error #10010: errors encountered during linking; "mess_about.out" not built
>> Compilation failure
gmake: *** [mess_about.out] Error 1
gmake: Target `all' not remade because of errors.

**** Build Finished ****