小编use*_*263的帖子

我写了一个c ++项目,它可以在eclipse中正常工作.但是当尝试用makefile编译时,我得到一个错误.当我搜索此错误时,所有解决方案建议添加主要功能.我在matrixU.cpp中有一个main函数.

这是make文件:

# All Targets
all: matrixU

# Tool invocations
# Executable "matrixU" depends on the files matrixU.o and Student.o and Course.o
matrixU: bin/matrixU.o bin/Student.o bin/Course.o
    @echo 'Building target: matrixU'
    @echo 'Invoking: C++ Linker'
    g++ -o bin/matrixU.o bin/Student.o bin/Course.o
    @echo 'Finished building target: matrixU'
    @echo ' '

# Depends on the source and header files
bin/matrixU.o: src/matrixU.cpp include/matrixU.h
    g++ -g -Wall -Weffc++ -c -Linclude -o bin/matrixU.o src/matrixU.cpp

# Depends on the source and header files 
bin/Student.o: src/Student.cpp include/Student.h
    g++ …