diary

commit da8d12a47db3e5772251ec8841cd54dbf436015b
parent c5812c127f7b9f7c1027cc31fb72d2e1b002aa3d
Author: Matthias Beyer <mail@beyermatthias.de>
Date:   Mon, 28 Nov 2016 19:32:49 +0100

Eliminate is_leap() function, replace with macro

Diffstat:
M
diary.c
 | 
13
+++++--------

1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/diary.c b/diary.c
@@ -11,6 +11,11 @@ struct app_state {
 
 #define DATE_FMT "%Y-%m-%d"
 
+// normally leap is every 4 years,
+// but is skipped every 100 years,
+// unless it is divisible by 400
+#define is_leap(yr) ((yr % 400 == 0) || (yr % 4 == 0 && yr % 100 != 0))
+
 void setup_cal_timeframe(struct app_state* s)
 {
     s->raw_time = time(NULL);
@@ -215,14 +220,6 @@ bool date_has_entry(char* dir, size_t dir_size, struct tm* i)
     return (access(epath, F_OK) != -1);
 }
 
-bool is_leap(int year)
-{
-    // normally leap is every 4 years,
-    // but is skipped every 100 years,
-    // unless it is divisible by 400
-    return (year % 400 == 0) || (year % 4 == 0 && year % 100 != 0);
-}
-
 void get_date_str(struct tm* date, char* date_str, size_t date_str_size)
 {
     strftime(date_str, date_str_size, DATE_FMT, date);