I add wire.h libraries in eclipse.
When I compile, It show me long error massage.
Could you give me any solution...Hint...
Thank you in advance.
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**** Build of configuration Debug for project Controller13_rotaryEncoder ****
make all
Building file: ../main.c
cc1plus: warning: command line option "-std=gnu99" is valid for C/ObjC but not for C++
Invoking: AVR Compiler
avr-g++ -I/Applications/Arduino.app/Contents/Resources/Java/hardware/arduino/cores/arduino -I/Users/cacaodream/Documents/workspace/Controller13_rotaryEncoder/libraries -Wall -O0 -fpack-struct -fshort-enums -std=gnu99 -funsigned-char -funsigned-bitfields -mmcu=atmega328p -DF_CPU=16000000UL -MMD -MP -MF"main.d" -MT"main.d" -c -o"main.o" "../main.c"
Finished building: ../main.c
Building target: Controller13_rotaryEncoder.elf
Invoking: AVR C Linker
avr-gcc -Wl,-Map,Controller13_rotaryEncoder.map -L"/Users/cacaodream/Documents/workspace/Controller13_rotaryEncoder" -mmcu=atmega328p -o"Controller13_rotaryEncoder.elf" ./main.o ./libraries/twi.o -lcore
./main.o: In function sendWrite(int, int, int, int)': main.c:(.text+0xa6e): undefined reference to Wire'
main.c:(.text+0xa70): undefined reference to Wire' main.c:(.text+0xa78): undefined reference to TwoWire::beginTransmission(int)'
main.c:(.text+0xa7c): undefined reference to Wire' main.c:(.text+0xa7e): undefined reference to Wire'
main.c:(.text+0xa86): undefined reference to TwoWire::send(int)' main.c:(.text+0xa8a): undefined reference to Wire'
main.c:(.text+0xa8c): undefined reference to Wire' main.c:(.text+0xa94): undefined reference to TwoWire::send(int)'
main.c:(.text+0xa98): undefined reference to Wire' main.c:(.text+0xa9a): undefined reference to Wire'
main.c:(.text+0xaa2): undefined reference to TwoWire::send(int)' main.c:(.text+0xaa6): undefined reference to Wire'
main.c:(.text+0xaa8): undefined reference to Wire' main.c:(.text+0xaaa): undefined reference to TwoWire::endTransmission()'
./main.o: In function sendCmd(int, int)': main.c:(.text+0xb18): undefined reference to Wire'
main.c:(.text+0xb1a): undefined reference to Wire' main.c:(.text+0xb22): undefined reference to TwoWire::beginTransmission(int)'
main.c:(.text+0xb26): undefined reference to Wire' main.c:(.text+0xb28): undefined reference to Wire'
main.c:(.text+0xb30): undefined reference to TwoWire::send(int)' main.c:(.text+0xb34): undefined reference to Wire'
main.c:(.text+0xb36): undefined reference to Wire' main.c:(.text+0xb38): undefined reference to TwoWire::endTransmission()'
./main.o: In function loop': main.c:(.text+0xba6): undefined reference to Wire'
main.c:(.text+0xba8): undefined reference to Wire' main.c:(.text+0xbb0): undefined reference to TwoWire::requestFrom(int, int)'
main.c:(.text+0xbb4): undefined reference to Wire' main.c:(.text+0xbb6): undefined reference to Wire'
main.c:(.text+0xbb8): undefined reference to TwoWire::receive()' main.c:(.text+0xbc4): undefined reference to Wire'
main.c:(.text+0xbc6): undefined reference to Wire' main.c:(.text+0xbc8): undefined reference to TwoWire::receive()'
./main.o: In function setup': main.c:(.text+0xdd0): undefined reference to Wire'
main.c:(.text+0xdd2): undefined reference to Wire' main.c:(.text+0xdd4): undefined reference to TwoWire::begin()'
make: *** [Controller13_rotaryEncoder.elf] Error 1
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