syscall lab need to finish

2025-03-25 01:13:50 +08:00
parent e33ff43dd6
commit d92eea9e49
12 changed files with 193 additions and 87 deletions
--- a/user/user.h
+++ b/user/user.h
@@ -23,6 +23,7 @@ int getpid(void);
 char *sbrk(int);
 int sleep(int);
 int uptime(void);
+int trace(int);

 // ulib.c
 int stat(const char *, struct stat *);