some GCC command
you have 3 file func.c show.c and main.c
1.gcc main.c func.c show.c -o main
this command creat file main
you use ./main to execute
2.compile each file .c
gcc -c func.c
gcc -c show.c
gcc -c main.c
(you can also use : gcc -c func.c show.c main.c)
then link to one file execute
gcc main.o func.o show.o -e exe
the exe file will be created
you use ./exe
you have 3 file func.c show.c and main.c
1.gcc main.c func.c show.c -o main
this command creat file main
you use ./main to execute
2.compile each file .c
gcc -c func.c
gcc -c show.c
gcc -c main.c
(you can also use : gcc -c func.c show.c main.c)
then link to one file execute
gcc main.o func.o show.o -e exe
the exe file will be created
you use ./exe
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