[fusl] clang-format fusl

fusl/src/signal/sigset.c

Index: fusl/src/signal/sigset.c
diff --git a/fusl/src/signal/sigset.c b/fusl/src/signal/sigset.c
index 0d7b4564677b8f18d0b10979eb937086cd952007..7273771e090f16c5962a1bd4c32c6749a05b822e 100644
--- a/fusl/src/signal/sigset.c
+++ b/fusl/src/signal/sigset.c
@@ -1,27 +1,26 @@
 #include <signal.h>
 
-void (*sigset(int sig, void (*handler)(int)))(int)
-{
-	struct sigaction sa, sa_old;
-	sigset_t mask;
+void (*sigset(int sig, void (*handler)(int)))(int) {
+  struct sigaction sa, sa_old;
+  sigset_t mask;
 
-	sigemptyset(&mask);
-	if (sigaddset(&mask, sig) < 0)
-		return SIG_ERR;
-	
-	if (handler == SIG_HOLD) {
-		if (sigaction(sig, 0, &sa_old) < 0)
-			return SIG_ERR;
-		if (sigprocmask(SIG_BLOCK, &mask, &mask) < 0)
-			return SIG_ERR;
-	} else {
-		sa.sa_handler = handler;
-		sa.sa_flags = 0;
-		sigemptyset(&sa.sa_mask);
-		if (sigaction(sig, &sa, &sa_old) < 0)
-			return SIG_ERR;
-		if (sigprocmask(SIG_UNBLOCK, &mask, &mask) < 0)
-			return SIG_ERR;
-	}
-	return sigismember(&mask, sig) ? SIG_HOLD : sa_old.sa_handler;
+  sigemptyset(&mask);
+  if (sigaddset(&mask, sig) < 0)
+    return SIG_ERR;
+
+  if (handler == SIG_HOLD) {
+    if (sigaction(sig, 0, &sa_old) < 0)
+      return SIG_ERR;
+    if (sigprocmask(SIG_BLOCK, &mask, &mask) < 0)
+      return SIG_ERR;
+  } else {
+    sa.sa_handler = handler;
+    sa.sa_flags = 0;
+    sigemptyset(&sa.sa_mask);
+    if (sigaction(sig, &sa, &sa_old) < 0)
+      return SIG_ERR;
+    if (sigprocmask(SIG_UNBLOCK, &mask, &mask) < 0)
+      return SIG_ERR;
+  }
+  return sigismember(&mask, sig) ? SIG_HOLD : sa_old.sa_handler;
 }