1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/syscall.c b/kernel/syscall.c
index 394b980..8392eb4 100644
--- a/kernel/syscall.c
+++ b/kernel/syscall.c
@@ -110,6 +110,8 @@ extern uint64 sys_connect(void);
 #ifdef LAB_PGTBL
 extern uint64 sys_pgaccess(void);
 #endif
+extern uint64 sys_sigalarm(void);
+extern uint64 sys_sigreturn(void);
 
 // An array mapping syscall numbers from syscall.h
 // to the function that handles the system call.
@@ -143,6 +145,8 @@ static uint64 (*syscalls[])(void) = {
 #endif
 [SYS_trace]   sys_trace,
 [SYS_sysinfo] sys_sysinfo,
+[SYS_sigalarm] sys_sigalarm,
+[SYS_sigreturn] sys_sigreturn,
 };
 
 // syscall name maps for SYS_trace:
@@ -176,6 +180,8 @@ static char *syscall_names[] = {
 #endif
 [SYS_trace]   "trace",
 [SYS_sysinfo] "sysinfo",
+[SYS_sigalarm]  "sigalarm",
+[SYS_sigreturn] "sigreturn",
 };