Problem with GCC on terminal with my headers file

Question

I have a program on codeblocks and it works, after this now I want to use GCC compiler on terminal so i did :
gcc -c main.c
gcc -c jeu.c
gcc -o main.o jeu.o -o main
but they say than theyre is a problem with my fonction "without reference to" <fonction>, how can I fix it pls. thanks.

Answer 1

tried

gcc jeu.c main.c -o main

?

Answer 2

No output?

try

gcc -v -Wall jeu.c main.c -o main

and tell what it output

Answer 3

its ok i found thanks you and have a good day

Answer 4

fuS vid Good to know but, just for curiosity... What it was the problem?

Answer 5

I didn't execute 😅

Answer 6

😂😂😂

Answer 7

nothing happen