Replaced call to sscanf() with calls to strtoull(). Better. Faster. S…

…tronger.
vargaz · Aug 13, 2013 · b609cbb · b609cbb
1 parent bd130f3
commit b609cbb
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/mono/utils/mono-proclib.c b/mono/utils/mono-proclib.c
@@ -561,7 +561,7 @@ get_cpu_times (int cpu_id, gint64 *user, gint64 *systemt, gint64 *irq, gint64 *s
 	char buf [256];
 	char *s;
 	int hz = get_user_hz ();
-	long long unsigned int user_ticks, nice_ticks, system_ticks, idle_ticks, iowait_ticks, irq_ticks, sirq_ticks;
+	guint64	user_ticks, nice_ticks, system_ticks, idle_ticks, iowait_ticks, irq_ticks, sirq_ticks;
 	FILE *f = fopen ("/proc/stat", "r");
 	if (!f)
 		return;
@@ -578,7 +578,14 @@ get_cpu_times (int cpu_id, gint64 *user, gint64 *systemt, gint64 *irq, gint64 *s
 		} else {
 			continue;
 		}
-		sscanf (data, "%Lu %Lu %Lu %Lu %Lu %Lu %Lu", &user_ticks, &nice_ticks, &system_ticks, &idle_ticks, &iowait_ticks, &irq_ticks, &sirq_ticks);
+
+		user_ticks = strtoull (data, &data, 10);
+		nice_ticks = strtoull (data, &data, 10);
+		system_ticks = strtoull (data, &data, 10);
+		idle_ticks = strtoull (data, &data, 10);
+		iowait_ticks = strtoull (data, &data, 10);
+		irq_ticks = strtoull (data, &data, 10);
+		sirq_ticks = strtoull (data, &data, 10);
 		break;
 	}
 	fclose (f);