Use exponential notation for big multiples of 10

diff --git a/fps-limit.c b/fps-limit.c
index 3ed784f..a5d00a7 100644 (file)
--- a/fps-limit.c
+++ b/fps-limit.c
@@ -34,7 +34,7 @@
 
 #define FPS 60
 
-#define NSEC_PER_SEC 1000000000
+#define NSEC_PER_SEC 1e9
 
 #define timespecsub(a, b, result)                                \
        do {                                                     \
@@ -42,7 +42,7 @@
                (result)->tv_nsec = (a)->tv_nsec - (b)->tv_nsec; \
                if ((result)->tv_nsec < 0) {                     \
                        --(result)->tv_sec;                      \
-                       (result)->tv_nsec += 1000000000;         \
+                       (result)->tv_nsec += 1e9;                \
                }                                                \
        } while(0)