X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/7c7b5f05d39b7739d990f71256a2267ec67a6913..7b8a1bcad75628f9add4590db2bb9b8e418ee8eb:/lunaix-os/kernel/process/signal.c

diff --git a/lunaix-os/kernel/process/signal.c b/lunaix-os/kernel/process/signal.c
index c4e1662..6690f98 100644
--- a/lunaix-os/kernel/process/signal.c
+++ b/lunaix-os/kernel/process/signal.c
@@ -39,7 +39,7 @@ signal_dispatch()
     struct sigact* prev_working = psig->inprogress;
     sigset_t mask = psig->sig_mask | (prev_working ? prev_working->sa_mask : 0);
 
-    int sig_selected = 31 - __builtin_clz(psig->sig_pending & ~mask);
+    int sig_selected = 31 - clz(psig->sig_pending & ~mask);
 
     sigset_clear(psig->sig_pending, sig_selected);
 
@@ -67,7 +67,7 @@ signal_dispatch()
     }
 
     struct proc_sig* sigframe =
-      (struct proc_sig*)((ustack - sizeof(struct proc_sig)) & ~0xf);
+        (struct proc_sig*)((ustack - sizeof(struct proc_sig)) & ~0xf);
 
     sigframe->sig_num = sig_selected;
     sigframe->sigact = action->sa_actor;
@@ -111,7 +111,7 @@ signal_send(pid_t pid, int signum)
     } else if (!pid) {
         proc = __current;
         goto send_grp;
-    } else if (pid < -1) {
+    } else if (pid < 0) {
         proc = get_process(-pid);
         goto send_grp;
     } else {
@@ -121,7 +121,7 @@ signal_send(pid_t pid, int signum)
         return -1;
     }
 
-send_grp:
+send_grp: ;
     struct proc_info *pos, *n;
     llist_for_each(pos, n, &proc->grp_member, grp_member)
     {
@@ -178,14 +178,8 @@ __DEFINE_LXSYSCALL1(int, sigreturn, struct proc_sig, *sig_ctx)
     return 0;
 }
 
-__DEFINE_LXSYSCALL3(int,
-                    sigprocmask,
-                    int,
-                    how,
-                    const sigset_t,
-                    *set,
-                    sigset_t,
-                    *oldset)
+__DEFINE_LXSYSCALL3(
+    int, sigprocmask, int, how, const sigset_t, *set, sigset_t, *oldset)
 {
     struct sighail* sh = &__current->sigctx;
     *oldset = sh->sig_mask;