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-rw-r--r--src/libstddjb/sysclock_get.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/src/libstddjb/sysclock_get.c b/src/libstddjb/sysclock_get.c
new file mode 100644
index 0000000..3d14f96
--- /dev/null
+++ b/src/libstddjb/sysclock_get.c
@@ -0,0 +1,42 @@
+/* ISC license. */
+
+#include <skalibs/config.h>
+#include <skalibs/sysdeps.h>
+#include <skalibs/tai.h>
+
+#ifdef SKALIBS_FLAG_USERT
+# ifndef SKALIBS_HASCLOCKRT
+# undef SKALIBS_FLAG_USERT
+# warning "SKALIBS_FLAG_USERT set but SKALIBS_HASCLOCKRT not found. Clearing SKALIBS_FLAG_USERT."
+# endif
+#endif
+
+#ifdef SKALIBS_FLAG_USERT
+
+#include <time.h>
+
+int sysclock_get (tain_t *a)
+{
+ tain_t aa ;
+ struct timespec now ;
+ if (clock_gettime(CLOCK_REALTIME, &now) < 0) return 0 ;
+ if (!tain_from_timespec(&aa, &now)) return 0 ;
+ tain_add(a, &aa, &tain_nano500) ;
+ return 1 ;
+}
+
+#else
+
+#include <sys/time.h>
+
+int sysclock_get (tain_t *a)
+{
+ tain_t aa ;
+ struct timeval now ;
+ if (gettimeofday(&now, 0) < 0) return 0 ;
+ if (!tain_from_timeval(&aa, &now)) return 0 ;
+ tain_add(a, &aa, &tain_nano500) ;
+ return 1 ;
+}
+
+#endif