basic: include only what we use

[elogind.git] / src / basic / time-util.h

diff --git a/src/basic/time-util.h b/src/basic/time-util.h
index c02e73c252f253eec898ecdeb3efb354b8870df6..3d6dbff35ccadd5f98932711b5dc0d1ee448b907 100644 (file)
--- a/src/basic/time-util.h
+++ b/src/basic/time-util.h
@@ -21,8 +21,12 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <stdio.h>
 #include <inttypes.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <time.h>
 
 typedef uint64_t usec_t;
 typedef uint64_t nsec_t;
@@ -70,11 +74,16 @@ typedef struct dual_timestamp {
 #define DUAL_TIMESTAMP_NULL ((struct dual_timestamp) { 0ULL, 0ULL })
 
 usec_t now(clockid_t clock);
+#if 0 /// UNNEEDED by elogind
+nsec_t now_nsec(clockid_t clock);
+#endif // 0
 
 dual_timestamp* dual_timestamp_get(dual_timestamp *ts);
 dual_timestamp* dual_timestamp_from_realtime(dual_timestamp *ts, usec_t u);
-// UNNEEDED dual_timestamp* dual_timestamp_from_monotonic(dual_timestamp *ts, usec_t u);
+#if 0 /// UNNEEDED by elogind
+dual_timestamp* dual_timestamp_from_monotonic(dual_timestamp *ts, usec_t u);
 dual_timestamp* dual_timestamp_from_boottime_or_monotonic(dual_timestamp *ts, usec_t u);
+#endif // 0
 
 static inline bool dual_timestamp_is_set(dual_timestamp *ts) {
         return ((ts->realtime > 0 && ts->realtime != USEC_INFINITY) ||
@@ -87,26 +96,50 @@ struct timespec *timespec_store(struct timespec *ts, usec_t u);
 usec_t timeval_load(const struct timeval *tv) _pure_;
 struct timeval *timeval_store(struct timeval *tv, usec_t u);
 
+nsec_t timespec_load_nsec(const struct timespec *ts) _pure_;
+
 char *format_timestamp(char *buf, size_t l, usec_t t);
-// UNNEEDED char *format_timestamp_utc(char *buf, size_t l, usec_t t);
+#if 0 /// UNNEEDED by elogind
+char *format_timestamp_utc(char *buf, size_t l, usec_t t);
+#endif // 0
 char *format_timestamp_us(char *buf, size_t l, usec_t t);
-// UNNEEDED char *format_timestamp_us_utc(char *buf, size_t l, usec_t t);
+#if 0 /// UNNEEDED by elogind
+char *format_timestamp_us_utc(char *buf, size_t l, usec_t t);
+#endif // 0
 char *format_timestamp_relative(char *buf, size_t l, usec_t t);
 char *format_timespan(char *buf, size_t l, usec_t t, usec_t accuracy);
 
-// UNNEEDED void dual_timestamp_serialize(FILE *f, const char *name, dual_timestamp *t);
-// UNNEEDED int dual_timestamp_deserialize(const char *value, dual_timestamp *t);
+#if 0 /// UNNEEDED by elogind
+void dual_timestamp_serialize(FILE *f, const char *name, dual_timestamp *t);
+int dual_timestamp_deserialize(const char *value, dual_timestamp *t);
 
-// UNNEEDED int parse_timestamp(const char *t, usec_t *usec);
+int parse_timestamp(const char *t, usec_t *usec);
+#endif // 0
 
 int parse_sec(const char *t, usec_t *usec);
+int parse_time(const char *t, usec_t *usec, usec_t default_unit);
+#if 0 /// UNNEEDED by elogind
 int parse_nsec(const char *t, nsec_t *nsec);
 
-// UNNEEDED bool ntp_synced(void);
+bool ntp_synced(void);
+
+int get_timezones(char ***l);
+bool timezone_is_valid(const char *name);
+
+clockid_t clock_boottime_or_monotonic(void);
+#endif // 0
+
+#define xstrftime(buf, fmt, tm) \
+        assert_message_se(strftime(buf, ELEMENTSOF(buf), fmt, tm) > 0, \
+                          "xstrftime: " #buf "[] must be big enough")
 
-// UNNEEDED int get_timezones(char ***l);
-// UNNEEDED bool timezone_is_valid(const char *name);
+#if 0 /// UNNEEDED by elogind
+int get_timezone(char **timezone);
 
-// UNNEEDED clockid_t clock_boottime_or_monotonic(void);
+time_t mktime_or_timegm(struct tm *tm, bool utc);
+#endif // 0
+struct tm *localtime_or_gmtime_r(const time_t *t, struct tm *tm, bool utc);
 
-#define xstrftime(buf, fmt, tm) assert_se(strftime(buf, ELEMENTSOF(buf), fmt, tm) > 0)
+#if 0 /// UNNEEDED by elogind
+unsigned long usec_to_jiffies(usec_t usec);
+#endif // 0