4 files changed, 12 insertions, 2 deletions
diff --git a/include/kernel/sched.h b/include/kernel/sched.h
index 3d6699c..6b0488e 100644
--- a/include/kernel/sched.h
+++ b/include/kernel/sched.h
@@ -50,6 +50,7 @@ struct task_struct {
   pid_t pid;
   int state;
   uint32_t signal;
+  unsigned int alarm;
   void *sig_handlers[NRSIG];
   struct tss_struct tss;
 } __attribute__((packed));
@@ -58,5 +59,6 @@ extern struct task_struct *ctask;
 extern uint32_t ticks;
 
 void sched_init(void);
+void reschedule(void);
 
 #endif
diff --git a/include/kernel/sys.h b/include/kernel/sys.h
index 2ec4490..ba2dc0c 100644
--- a/include/kernel/sys.h
+++ b/include/kernel/sys.h
@@ -6,6 +6,8 @@ extern int sys_getpid(void);
 extern int sys_getpdir(void);
 extern int sys_signal(void);
 extern int sys_rsputs(void);
+extern int sys_alarm(void);
+extern int sys_pause(void);
 extern int sys_dummy(void);
 
 syscall_t call_table[256] = {
@@ -15,8 +17,8 @@ syscall_t call_table[256] = {
   [3] = &sys_getpdir,
   [4] = &sys_signal,
   [5] = &sys_rsputs,
-  [6] = &sys_dummy,
-  [7] = &sys_dummy,
+  [6] = &sys_alarm,
+  [7] = &sys_pause,
   [8] = &sys_dummy,
   [9] = &sys_dummy,
   [10] = &sys_dummy,
diff --git a/include/time.h b/include/time.h
index 732d33f..feb2225 100644
--- a/include/time.h
+++ b/include/time.h
@@ -10,6 +10,8 @@ typedef int32_t time_t;
 
 time_t time(void);
 
+int alarm(unsigned int seconds);
+
 void sleep(time_t);
 
 #endif
diff --git a/include/unistd.h b/include/unistd.h
index a784e22..30d41c6 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -11,6 +11,8 @@ typedef uint16_t pid_t;
 #define __SYS_getpdir   3
 #define __SYS_signal    4
 #define __SYS_rsputs    5
+#define __SYS_alarm     6
+#define __SYS_pause     7
 
 #define _syscall0(type, name) \
   type name(void) { \
@@ -37,4 +39,6 @@ typedef uint16_t pid_t;
 pid_t getpid(void);
 void *getpdir(void);
 
+int pause(void);
+
 #endif