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-rw-r--r--src/utils.c56
1 files changed, 51 insertions, 5 deletions
diff --git a/src/utils.c b/src/utils.c
index e554f34..fe794af 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -647,7 +647,7 @@ char *new_tempfile(const char *prefix)
return fullname;
}
-static void ymd_from_time_t(int *year, int *month, int *day, time_t t)
+static void get_ymd(int *year, int *month, int *day, time_t t)
{
struct tm tm;
@@ -657,6 +657,24 @@ static void ymd_from_time_t(int *year, int *month, int *day, time_t t)
*year = tm.tm_year + 1900;
}
+static void get_weekday_ymd(int *year, int *month, int *day, int weekday)
+{
+ time_t t = get_today();
+ struct tm tm;
+ int delta;
+
+ localtime_r(&t, &tm);
+ delta = weekday - tm.tm_wday;
+ if (delta <= 0)
+ delta += 7;
+ t += delta * DAYINSEC;
+
+ localtime_r(&t, &tm);
+ *day = tm.tm_mday;
+ *month = tm.tm_mon + 1;
+ *year = tm.tm_year + 1900;
+}
+
/*
* Check if a date is valid.
*/
@@ -691,16 +709,44 @@ parse_date(const char *date_string, enum datefmt datefmt, int *year,
return 0;
if (!strcasecmp(date_string, "today")) {
- ymd_from_time_t(year, month, day, get_today());
+ get_ymd(year, month, day, get_today());
return 1;
} else if (!strcasecmp(date_string, "yesterday")) {
- ymd_from_time_t(year, month, day, get_today() - DAYINSEC);
+ get_ymd(year, month, day, get_today() - DAYINSEC);
return 1;
} else if (!strcasecmp(date_string, "tomorrow")) {
- ymd_from_time_t(year, month, day, get_today() + DAYINSEC);
+ get_ymd(year, month, day, get_today() + DAYINSEC);
return 1;
} else if (!strcasecmp(date_string, "now")) {
- ymd_from_time_t(year, month, day, now());
+ get_ymd(year, month, day, now());
+ return 1;
+ } else if (!strcasecmp(date_string, "sunday") ||
+ !strcasecmp(date_string, "sun")) {
+ get_weekday_ymd(year, month, day, 0);
+ return 1;
+ } else if (!strcasecmp(date_string, "monday") ||
+ !strcasecmp(date_string, "mon")) {
+ get_weekday_ymd(year, month, day, 1);
+ return 1;
+ } else if (!strcasecmp(date_string, "tuesday") ||
+ !strcasecmp(date_string, "tue")) {
+ get_weekday_ymd(year, month, day, 2);
+ return 1;
+ } else if (!strcasecmp(date_string, "wednesday") ||
+ !strcasecmp(date_string, "wed")) {
+ get_weekday_ymd(year, month, day, 3);
+ return 1;
+ } else if (!strcasecmp(date_string, "thursday") ||
+ !strcasecmp(date_string, "thu")) {
+ get_weekday_ymd(year, month, day, 4);
+ return 1;
+ } else if (!strcasecmp(date_string, "friday") ||
+ !strcasecmp(date_string, "fri")) {
+ get_weekday_ymd(year, month, day, 5);
+ return 1;
+ } else if (!strcasecmp(date_string, "saturday") ||
+ !strcasecmp(date_string, "sat")) {
+ get_weekday_ymd(year, month, day, 6);
return 1;
}