add sys_printchar

2024-09-12 12:35:34 -04:00
parent 4db0a014cd
commit f5117281a3
9 changed files with 46 additions and 1 deletions
--- a/kern/include/kern/syscall.h
+++ b/kern/include/kern/syscall.h
@@ -94,6 +94,7 @@
 // #define SYS_getpriority 38
 // #define SYS_setpriority 39
 //                               (process groups, sessions, and job control)
+#define SYS_printchar 41
 // #define SYS_getpgid    40
 // #define SYS_setpgid    41
 // #define SYS_getsid     42
--- a/kern/include/syscall.h
+++ b/kern/include/syscall.h
@@ -57,4 +57,6 @@ __DEAD void enter_new_process(int argc, userptr_t argv, userptr_t env,
 int sys_reboot(int code);
 int sys___time(userptr_t user_seconds, userptr_t user_nanoseconds);

+int sys_printchar(char c);
+
 #endif /* _SYSCALL_H_ */