Updated idt.h `18-interrupts`

Fix to get rid any possible multiple definition errors in `18-interrupts`
4 years ago · 9915d1fc1b
parent 7aff64740e
commit 9915d1fc1b
1 changed files with 2 additions and 3 deletions
--- a/18-interrupts/cpu/idt.h
+++ b/18-interrupts/cpu/idt.h
@ -28,9 +28,8 @@ typedef struct {
 } __attribute__((packed)) idt_register_t;

 #define IDT_ENTRIES 256
-idt_gate_t idt[IDT_ENTRIES];
-idt_register_t idt_reg;
-
+extern idt_gate_t idt[IDT_ENTRIES];
+extern idt_register_t idt_reg;

 /* Functions implemented in idt.c */
 void set_idt_gate(int n, u32 handler);