#include <stdlib.h>
#include <string.h>
+#include "alloc-util.h"
#include "calendarspec.h"
+#include "fileio.h"
+#include "string-util.h"
#define BITS_WEEKDAYS 127
char *buf = NULL;
size_t sz = 0;
FILE *f;
+ int r;
assert(c);
assert(p);
fputc(':', f);
format_chain(f, 2, c->second);
- fflush(f);
+ if (c->utc)
+ fputs(" UTC", f);
- if (ferror(f)) {
+ r = fflush_and_check(f);
+ if (r < 0) {
free(buf);
fclose(f);
- return -ENOMEM;
+ return r;
}
fclose(f);
return -EINVAL;
}
-static int parse_time(const char **p, CalendarSpec *c) {
+static int parse_calendar_time(const char **p, CalendarSpec *c) {
CalendarComponent *h = NULL, *m = NULL, *s = NULL;
const char *t;
int r;
int calendar_spec_from_string(const char *p, CalendarSpec **spec) {
CalendarSpec *c;
int r;
+ const char *utc;
assert(p);
assert(spec);
if (!c)
return -ENOMEM;
+ utc = endswith_no_case(p, " UTC");
+ if (utc) {
+ c->utc = true;
+ p = strndupa(p, utc - p);
+ }
+
if (strcaseeq(p, "minutely")) {
r = const_chain(0, &c->second);
if (r < 0)
if (r < 0)
goto fail;
- r = parse_time(&p, c);
+ r = parse_calendar_time(&p, c);
if (r < 0)
goto fail;
return r;
}
-static bool tm_out_of_bounds(const struct tm *tm) {
+static bool tm_out_of_bounds(const struct tm *tm, bool utc) {
struct tm t;
assert(tm);
t = *tm;
- if (mktime(&t) == (time_t) -1)
+ if (mktime_or_timegm(&t, utc) == (time_t) -1)
return true;
/* Did any normalization take place? If so, it was out of bounds before */
t.tm_sec != tm->tm_sec;
}
-static bool matches_weekday(int weekdays_bits, const struct tm *tm) {
+static bool matches_weekday(int weekdays_bits, const struct tm *tm, bool utc) {
struct tm t;
int k;
return true;
t = *tm;
- if (mktime(&t) == (time_t) -1)
+ if (mktime_or_timegm(&t, utc) == (time_t) -1)
return false;
k = t.tm_wday == 0 ? 6 : t.tm_wday - 1;
for (;;) {
/* Normalize the current date */
- mktime(&c);
+ mktime_or_timegm(&c, spec->utc);
c.tm_isdst = -1;
c.tm_year += 1900;
c.tm_mday = 1;
c.tm_hour = c.tm_min = c.tm_sec = 0;
}
- if (r < 0 || tm_out_of_bounds(&c))
+ if (r < 0 || tm_out_of_bounds(&c, spec->utc))
return r;
c.tm_mon += 1;
c.tm_mday = 1;
c.tm_hour = c.tm_min = c.tm_sec = 0;
}
- if (r < 0 || tm_out_of_bounds(&c)) {
+ if (r < 0 || tm_out_of_bounds(&c, spec->utc)) {
c.tm_year ++;
c.tm_mon = 0;
c.tm_mday = 1;
r = find_matching_component(spec->day, &c.tm_mday);
if (r > 0)
c.tm_hour = c.tm_min = c.tm_sec = 0;
- if (r < 0 || tm_out_of_bounds(&c)) {
+ if (r < 0 || tm_out_of_bounds(&c, spec->utc)) {
c.tm_mon ++;
c.tm_mday = 1;
c.tm_hour = c.tm_min = c.tm_sec = 0;
continue;
}
- if (!matches_weekday(spec->weekdays_bits, &c)) {
+ if (!matches_weekday(spec->weekdays_bits, &c, spec->utc)) {
c.tm_mday++;
c.tm_hour = c.tm_min = c.tm_sec = 0;
continue;
r = find_matching_component(spec->hour, &c.tm_hour);
if (r > 0)
c.tm_min = c.tm_sec = 0;
- if (r < 0 || tm_out_of_bounds(&c)) {
+ if (r < 0 || tm_out_of_bounds(&c, spec->utc)) {
c.tm_mday ++;
c.tm_hour = c.tm_min = c.tm_sec = 0;
continue;
r = find_matching_component(spec->minute, &c.tm_min);
if (r > 0)
c.tm_sec = 0;
- if (r < 0 || tm_out_of_bounds(&c)) {
+ if (r < 0 || tm_out_of_bounds(&c, spec->utc)) {
c.tm_hour ++;
c.tm_min = c.tm_sec = 0;
continue;
}
r = find_matching_component(spec->second, &c.tm_sec);
- if (r < 0 || tm_out_of_bounds(&c)) {
+ if (r < 0 || tm_out_of_bounds(&c, spec->utc)) {
c.tm_min ++;
c.tm_sec = 0;
continue;
assert(next);
t = (time_t) (usec / USEC_PER_SEC) + 1;
- assert_se(localtime_r(&t, &tm));
+ assert_se(localtime_or_gmtime_r(&t, &tm, spec->utc));
r = find_next(spec, &tm);
if (r < 0)
return r;
- t = mktime(&tm);
+ t = mktime_or_timegm(&tm, spec->utc);
if (t == (time_t) -1)
return -EINVAL;